2 * Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford <jrb@redhat.com>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
24 #include "gtktreeview.h"
26 #include "gtkadjustment.h"
27 #include "gtkrbtree.h"
28 #include "gtktreednd.h"
29 #include "gtktreeprivate.h"
30 #include "gtkcellrenderer.h"
31 #include "gtkmarshalers.h"
32 #include "gtkbuildable.h"
33 #include "gtkbutton.h"
38 #include "gtkbindings.h"
39 #include "gtkcontainer.h"
43 #include "gtktreemodelsort.h"
44 #include "gtktooltip.h"
45 #include "gtkscrollable.h"
46 #include "gtkcelllayout.h"
47 #include "gtkprivate.h"
48 #include "gtkwidgetprivate.h"
49 #include "gtkentryprivate.h"
50 #include "gtkstylecontextprivate.h"
51 #include "gtktypebuiltins.h"
53 #include "gtksettings.h"
54 #include "gtkwidgetpath.h"
55 #include "a11y/gtktreeviewaccessible.h"
60 * @Short_description: A widget for displaying both trees and lists
62 * @See_also: #GtkTreeViewColumn, #GtkTreeSelection, #GtkTreeDnd, #GtkTreeMode,
63 * #GtkTreeSortable, #GtkTreeModelSort, #GtkListStore, #GtkTreeStore,
64 * #GtkCellRenderer, #GtkCellEditable, #GtkCellRendererPixbuf,
65 * #GtkCellRendererText, #GtkCellRendererToggle
67 * Widget that displays any object that implements the #GtkTreeModel interface.
69 * Please refer to the <link linkend="TreeWidget">tree widget conceptual
70 * overview</link> for an overview of all the objects and data types related
71 * to the tree widget and how they work together.
73 * Several different coordinate systems are exposed in the GtkTreeView API.
76 * <inlinegraphic fileref="tree-view-coordinates.png" format="PNG"></inlinegraphic>
77 * <variablelist><title>Coordinate systems in GtkTreeView API</title>
78 * <varlistentry><term>Widget coordinates</term>
81 * Coordinates relative to the widget (usually <literal>widget->window</literal>).
85 * <varlistentry><term>Bin window coordinates</term>
88 * Coordinates relative to the window that GtkTreeView renders to.
92 * <varlistentry><term>Tree coordinates</term>
95 * Coordinates relative to the entire scrollable area of GtkTreeView. These
96 * coordinates start at (0, 0) for row 0 of the tree.
102 * Several functions are available for converting between the different
103 * coordinate systems. The most common translations are between widget and bin
104 * window coordinates and between bin window and tree coordinates. For the
105 * former you can use gtk_tree_view_convert_widget_to_bin_window_coords()
106 * (and vice versa), for the latter gtk_tree_view_convert_bin_window_to_tree_coords()
109 * <refsect2 id="GtkTreeView-BUILDER-UI">
110 * <title>GtkTreeView as GtkBuildable</title>
111 * The GtkTreeView implementation of the GtkBuildable interface accepts
112 * #GtkTreeViewColumn objects as <child> elements and exposes the
113 * internal #GtkTreeSelection in UI definitions.
115 * <title>A UI definition fragment with GtkTreeView</title>
116 * <programlisting><![CDATA[
117 * <object class="GtkTreeView" id="treeview">
118 * <property name="model">liststore1</property>
120 * <object class="GtkTreeViewColumn" id="test-column">
121 * <property name="title">Test</property>
123 * <object class="GtkCellRendererText" id="test-renderer"/>
125 * <attribute name="text">1</attribute>
130 * <child internal-child="selection">
131 * <object class="GtkTreeSelection" id="selection">
132 * <signal name="changed" handler="on_treeview_selection_changed"/>
136 * ]]></programlisting>
143 DRAG_COLUMN_WINDOW_STATE_UNSET = 0,
144 DRAG_COLUMN_WINDOW_STATE_ORIGINAL = 1,
145 DRAG_COLUMN_WINDOW_STATE_ARROW = 2,
146 DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT = 3,
147 DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT = 4
153 RUBBER_BAND_MAYBE_START = 1,
154 RUBBER_BAND_ACTIVE = 2
158 CLEAR_AND_SELECT = (1 << 0),
159 CLAMP_NODE = (1 << 1),
160 CURSOR_INVALID = (1 << 2)
163 /* This lovely little value is used to determine how far away from the title bar
164 * you can move the mouse and still have a column drag work.
166 #define TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER(tree_view) (10*gtk_tree_view_get_effective_header_height(tree_view))
170 #define TREE_VIEW_INTERNAL_ASSERT(expr, ret) G_STMT_START{ \
173 g_log (G_LOG_DOMAIN, \
174 G_LOG_LEVEL_CRITICAL, \
175 "%s (%s): assertion `%s' failed.\n" \
176 "There is a disparity between the internal view of the GtkTreeView,\n" \
177 "and the GtkTreeModel. This generally means that the model has changed\n"\
178 "without letting the view know. Any display from now on is likely to\n" \
186 #define TREE_VIEW_INTERNAL_ASSERT_VOID(expr) G_STMT_START{ \
189 g_log (G_LOG_DOMAIN, \
190 G_LOG_LEVEL_CRITICAL, \
191 "%s (%s): assertion `%s' failed.\n" \
192 "There is a disparity between the internal view of the GtkTreeView,\n" \
193 "and the GtkTreeModel. This generally means that the model has changed\n"\
194 "without letting the view know. Any display from now on is likely to\n" \
204 #define TREE_VIEW_INTERNAL_ASSERT(expr, ret) G_STMT_START{ \
207 g_log (G_LOG_DOMAIN, \
208 G_LOG_LEVEL_CRITICAL, \
209 "file %s: line %d: assertion `%s' failed.\n" \
210 "There is a disparity between the internal view of the GtkTreeView,\n" \
211 "and the GtkTreeModel. This generally means that the model has changed\n"\
212 "without letting the view know. Any display from now on is likely to\n" \
220 #define TREE_VIEW_INTERNAL_ASSERT_VOID(expr) G_STMT_START{ \
223 g_log (G_LOG_DOMAIN, \
224 G_LOG_LEVEL_CRITICAL, \
225 "file %s: line %d: assertion '%s' failed.\n" \
226 "There is a disparity between the internal view of the GtkTreeView,\n" \
227 "and the GtkTreeModel. This generally means that the model has changed\n"\
228 "without letting the view know. Any display from now on is likely to\n" \
237 #define GTK_TREE_VIEW_PRIORITY_VALIDATE (GDK_PRIORITY_REDRAW + 5)
238 #define GTK_TREE_VIEW_PRIORITY_SCROLL_SYNC (GTK_TREE_VIEW_PRIORITY_VALIDATE + 2)
239 #define GTK_TREE_VIEW_TIME_MS_PER_IDLE 30
240 #define SCROLL_EDGE_SIZE 15
241 #define EXPANDER_EXTRA_PADDING 4
242 #define GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT 5000
243 #define AUTO_EXPAND_TIMEOUT 500
245 /* Translate from bin_window coordinates to rbtree (tree coordinates) and
248 #define TREE_WINDOW_Y_TO_RBTREE_Y(tree_view,y) ((y) + tree_view->priv->dy)
249 #define RBTREE_Y_TO_TREE_WINDOW_Y(tree_view,y) ((y) - tree_view->priv->dy)
251 typedef struct _GtkTreeViewColumnReorder GtkTreeViewColumnReorder;
252 struct _GtkTreeViewColumnReorder
256 GtkTreeViewColumn *left_column;
257 GtkTreeViewColumn *right_column;
260 typedef struct _GtkTreeViewChild GtkTreeViewChild;
261 struct _GtkTreeViewChild
271 typedef struct _TreeViewDragInfo TreeViewDragInfo;
272 struct _TreeViewDragInfo
274 GdkModifierType start_button_mask;
275 GtkTargetList *_unused_source_target_list;
276 GdkDragAction source_actions;
278 GtkTargetList *_unused_dest_target_list;
280 guint source_set : 1;
285 struct _GtkTreeViewPrivate
289 /* tree information */
298 GtkAdjustment *hadjustment;
299 GtkAdjustment *vadjustment;
300 gint min_display_width;
301 gint min_display_height;
304 GdkWindow *bin_window;
305 GdkWindow *header_window;
307 /* Scroll position state keeping */
308 GtkTreeRowReference *top_row;
310 /* dy == y pos of top_row + top_row_dy */
311 /* we cache it for simplicity of the code */
314 guint presize_handler_timer;
315 guint validate_rows_timer;
316 guint scroll_sync_timer;
318 /* Indentation and expander layout */
319 GtkTreeViewColumn *expander_column;
321 gint level_indentation;
323 /* Key navigation (focus), selection */
326 GtkTreeRowReference *anchor;
327 GtkRBNode *cursor_node;
328 GtkRBTree *cursor_tree;
330 GtkTreeViewColumn *focus_column;
332 /* Current pressed node, previously pressed, prelight */
333 GtkRBNode *button_pressed_node;
334 GtkRBTree *button_pressed_tree;
343 guint last_button_time;
347 GtkRBNode *prelight_node;
348 GtkRBTree *prelight_tree;
351 GtkTreeViewColumn *edited_column;
353 /* The node that's currently being collapsed or expanded */
354 GtkRBNode *expanded_collapsed_node;
355 GtkRBTree *expanded_collapsed_tree;
356 guint expand_collapse_timeout;
358 /* Auto expand/collapse timeout in hover mode */
359 guint auto_expand_timeout;
361 /* Selection information */
362 GtkTreeSelection *selection;
364 /* Header information */
369 GtkTreeViewColumnDropFunc column_drop_func;
370 gpointer column_drop_func_data;
371 GDestroyNotify column_drop_func_data_destroy;
372 GList *column_drag_info;
373 GtkTreeViewColumnReorder *cur_reorder;
375 gint prev_width_before_expander;
377 /* Interactive Header reordering */
378 GdkWindow *drag_window;
379 GdkWindow *drag_highlight_window;
380 GtkTreeViewColumn *drag_column;
383 /* Interactive Header Resizing */
387 /* Non-interactive Header Resizing, expand flag support */
390 gint last_extra_space;
391 gint last_extra_space_per_column;
392 gint last_number_of_expand_columns;
395 GtkTreeDestroyCountFunc destroy_count_func;
396 gpointer destroy_count_data;
397 GDestroyNotify destroy_count_destroy;
399 /* Scroll timeout (e.g. during dnd, rubber banding) */
400 guint scroll_timeout;
402 /* Row drag-and-drop */
403 GtkTreeRowReference *drag_dest_row;
404 GtkTreeViewDropPosition drag_dest_pos;
405 guint open_dest_timeout;
408 gint rubber_band_status;
411 gint rubber_band_extend;
412 gint rubber_band_modify;
414 GtkRBNode *rubber_band_start_node;
415 GtkRBTree *rubber_band_start_tree;
417 GtkRBNode *rubber_band_end_node;
418 GtkRBTree *rubber_band_end_tree;
423 /* Scroll-to functionality when unrealized */
424 GtkTreeRowReference *scroll_to_path;
425 GtkTreeViewColumn *scroll_to_column;
426 gfloat scroll_to_row_align;
427 gfloat scroll_to_col_align;
429 /* Interactive search */
432 GtkTreeViewSearchPositionFunc search_position_func;
433 GtkTreeViewSearchEqualFunc search_equal_func;
434 gpointer search_user_data;
435 GDestroyNotify search_destroy;
436 gpointer search_position_user_data;
437 GDestroyNotify search_position_destroy;
438 GtkWidget *search_window;
439 GtkWidget *search_entry;
440 gulong search_entry_changed_id;
441 guint typeselect_flush_timeout;
443 /* Grid and tree lines */
444 GtkTreeViewGridLines grid_lines;
445 double grid_line_dashes[2];
448 gboolean tree_lines_enabled;
449 double tree_line_dashes[2];
453 GtkTreeViewRowSeparatorFunc row_separator_func;
454 gpointer row_separator_data;
455 GDestroyNotify row_separator_destroy;
457 /* Tooltip support */
460 /* Here comes the bitfield */
461 guint scroll_to_use_align : 1;
463 guint fixed_height_mode : 1;
464 guint fixed_height_check : 1;
466 guint reorderable : 1;
467 guint header_has_focus : 1;
468 guint drag_column_window_state : 3;
469 /* hint to display rows in alternating colors */
471 guint mark_rows_col_dirty : 1;
474 guint empty_view_drop : 1;
476 guint modify_selection_pressed : 1;
477 guint extend_selection_pressed : 1;
479 guint init_hadjust_value : 1;
481 guint in_top_row_to_dy : 1;
483 /* interactive search */
484 guint enable_search : 1;
485 guint disable_popdown : 1;
486 guint search_custom_entry_set : 1;
488 guint hover_selection : 1;
489 guint hover_expand : 1;
490 guint imcontext_changed : 1;
492 guint rubber_banding_enable : 1;
496 guint post_validation_flag : 1;
498 /* Whether our key press handler is to avoid sending an unhandled binding to the search entry */
499 guint search_entry_avoid_unhandled_binding : 1;
501 /* GtkScrollablePolicy needs to be checked when
502 * driving the scrollable adjustment values */
503 guint hscroll_policy : 1;
504 guint vscroll_policy : 1;
506 /* GtkTreeView flags */
508 guint show_expanders : 1;
509 guint in_column_resize : 1;
510 guint arrow_prelit : 1;
511 guint headers_visible : 1;
512 guint draw_keyfocus : 1;
513 guint model_setup : 1;
514 guint in_column_drag : 1;
533 EXPAND_COLLAPSE_CURSOR_ROW,
534 SELECT_CURSOR_PARENT,
535 START_INTERACTIVE_SEARCH,
547 PROP_HEADERS_VISIBLE,
548 PROP_HEADERS_CLICKABLE,
549 PROP_EXPANDER_COLUMN,
554 PROP_FIXED_HEIGHT_MODE,
555 PROP_HOVER_SELECTION,
558 PROP_LEVEL_INDENTATION,
560 PROP_ENABLE_GRID_LINES,
561 PROP_ENABLE_TREE_LINES,
566 static void gtk_tree_view_finalize (GObject *object);
567 static void gtk_tree_view_set_property (GObject *object,
571 static void gtk_tree_view_get_property (GObject *object,
576 /* gtkwidget signals */
577 static void gtk_tree_view_destroy (GtkWidget *widget);
578 static void gtk_tree_view_realize (GtkWidget *widget);
579 static void gtk_tree_view_unrealize (GtkWidget *widget);
580 static void gtk_tree_view_map (GtkWidget *widget);
581 static void gtk_tree_view_get_preferred_width (GtkWidget *widget,
584 static void gtk_tree_view_get_preferred_height (GtkWidget *widget,
587 static void gtk_tree_view_size_request (GtkWidget *widget,
588 GtkRequisition *requisition,
589 gboolean may_validate);
590 static void gtk_tree_view_size_allocate (GtkWidget *widget,
591 GtkAllocation *allocation);
592 static gboolean gtk_tree_view_draw (GtkWidget *widget,
594 static gboolean gtk_tree_view_key_press (GtkWidget *widget,
596 static gboolean gtk_tree_view_key_release (GtkWidget *widget,
598 static gboolean gtk_tree_view_motion (GtkWidget *widget,
599 GdkEventMotion *event);
600 static gboolean gtk_tree_view_enter_notify (GtkWidget *widget,
601 GdkEventCrossing *event);
602 static gboolean gtk_tree_view_leave_notify (GtkWidget *widget,
603 GdkEventCrossing *event);
604 static gboolean gtk_tree_view_button_press (GtkWidget *widget,
605 GdkEventButton *event);
606 static gboolean gtk_tree_view_button_release (GtkWidget *widget,
607 GdkEventButton *event);
608 static gboolean gtk_tree_view_grab_broken (GtkWidget *widget,
609 GdkEventGrabBroken *event);
611 static gboolean gtk_tree_view_configure (GtkWidget *widget,
612 GdkEventConfigure *event);
615 static GtkWidgetPath * gtk_tree_view_get_path_for_child (GtkContainer *container,
618 static void gtk_tree_view_set_focus_child (GtkContainer *container,
620 static gint gtk_tree_view_focus_out (GtkWidget *widget,
621 GdkEventFocus *event);
622 static gint gtk_tree_view_focus (GtkWidget *widget,
623 GtkDirectionType direction);
624 static void gtk_tree_view_grab_focus (GtkWidget *widget);
625 static void gtk_tree_view_style_updated (GtkWidget *widget);
626 static void gtk_tree_view_grab_notify (GtkWidget *widget,
627 gboolean was_grabbed);
628 static void gtk_tree_view_state_flags_changed (GtkWidget *widget,
629 GtkStateFlags previous_state);
631 /* container signals */
632 static void gtk_tree_view_remove (GtkContainer *container,
634 static void gtk_tree_view_forall (GtkContainer *container,
635 gboolean include_internals,
636 GtkCallback callback,
637 gpointer callback_data);
639 /* Source side drag signals */
640 static void gtk_tree_view_drag_begin (GtkWidget *widget,
641 GdkDragContext *context);
642 static void gtk_tree_view_drag_end (GtkWidget *widget,
643 GdkDragContext *context);
644 static void gtk_tree_view_drag_data_get (GtkWidget *widget,
645 GdkDragContext *context,
646 GtkSelectionData *selection_data,
649 static void gtk_tree_view_drag_data_delete (GtkWidget *widget,
650 GdkDragContext *context);
652 /* Target side drag signals */
653 static void gtk_tree_view_drag_leave (GtkWidget *widget,
654 GdkDragContext *context,
656 static gboolean gtk_tree_view_drag_motion (GtkWidget *widget,
657 GdkDragContext *context,
661 static gboolean gtk_tree_view_drag_drop (GtkWidget *widget,
662 GdkDragContext *context,
666 static void gtk_tree_view_drag_data_received (GtkWidget *widget,
667 GdkDragContext *context,
670 GtkSelectionData *selection_data,
674 /* tree_model signals */
675 static gboolean gtk_tree_view_real_move_cursor (GtkTreeView *tree_view,
676 GtkMovementStep step,
678 static gboolean gtk_tree_view_real_select_all (GtkTreeView *tree_view);
679 static gboolean gtk_tree_view_real_unselect_all (GtkTreeView *tree_view);
680 static gboolean gtk_tree_view_real_select_cursor_row (GtkTreeView *tree_view,
681 gboolean start_editing);
682 static gboolean gtk_tree_view_real_toggle_cursor_row (GtkTreeView *tree_view);
683 static gboolean gtk_tree_view_real_expand_collapse_cursor_row (GtkTreeView *tree_view,
687 static gboolean gtk_tree_view_real_select_cursor_parent (GtkTreeView *tree_view);
688 static void gtk_tree_view_row_changed (GtkTreeModel *model,
692 static void gtk_tree_view_row_inserted (GtkTreeModel *model,
696 static void gtk_tree_view_row_has_child_toggled (GtkTreeModel *model,
700 static void gtk_tree_view_row_deleted (GtkTreeModel *model,
703 static void gtk_tree_view_rows_reordered (GtkTreeModel *model,
709 /* Incremental reflow */
710 static gboolean validate_row (GtkTreeView *tree_view,
715 static void validate_visible_area (GtkTreeView *tree_view);
716 static gboolean validate_rows_handler (GtkTreeView *tree_view);
717 static gboolean do_validate_rows (GtkTreeView *tree_view,
718 gboolean size_request);
719 static gboolean validate_rows (GtkTreeView *tree_view);
720 static gboolean presize_handler_callback (gpointer data);
721 static void install_presize_handler (GtkTreeView *tree_view);
722 static void install_scroll_sync_handler (GtkTreeView *tree_view);
723 static void gtk_tree_view_set_top_row (GtkTreeView *tree_view,
726 static void gtk_tree_view_dy_to_top_row (GtkTreeView *tree_view);
727 static void gtk_tree_view_top_row_to_dy (GtkTreeView *tree_view);
728 static void invalidate_empty_focus (GtkTreeView *tree_view);
730 /* Internal functions */
731 static gboolean gtk_tree_view_is_expander_column (GtkTreeView *tree_view,
732 GtkTreeViewColumn *column);
733 static inline gboolean gtk_tree_view_draw_expanders (GtkTreeView *tree_view);
734 static void gtk_tree_view_add_move_binding (GtkBindingSet *binding_set,
737 gboolean add_shifted_binding,
738 GtkMovementStep step,
740 static gint gtk_tree_view_unref_and_check_selection_tree (GtkTreeView *tree_view,
742 static void gtk_tree_view_queue_draw_path (GtkTreeView *tree_view,
744 const GdkRectangle *clip_rect);
745 static void gtk_tree_view_queue_draw_arrow (GtkTreeView *tree_view,
748 static void gtk_tree_view_draw_arrow (GtkTreeView *tree_view,
752 static void gtk_tree_view_get_arrow_xrange (GtkTreeView *tree_view,
756 static gint gtk_tree_view_new_column_width (GtkTreeView *tree_view,
759 static void gtk_tree_view_adjustment_changed (GtkAdjustment *adjustment,
760 GtkTreeView *tree_view);
761 static void gtk_tree_view_build_tree (GtkTreeView *tree_view,
766 static void gtk_tree_view_clamp_node_visible (GtkTreeView *tree_view,
769 static void gtk_tree_view_clamp_column_visible (GtkTreeView *tree_view,
770 GtkTreeViewColumn *column,
771 gboolean focus_to_cell);
772 static gboolean gtk_tree_view_maybe_begin_dragging_row (GtkTreeView *tree_view,
773 GdkEventMotion *event);
774 static void gtk_tree_view_focus_to_cursor (GtkTreeView *tree_view);
775 static void gtk_tree_view_move_cursor_up_down (GtkTreeView *tree_view,
777 static void gtk_tree_view_move_cursor_page_up_down (GtkTreeView *tree_view,
779 static void gtk_tree_view_move_cursor_left_right (GtkTreeView *tree_view,
781 static void gtk_tree_view_move_cursor_start_end (GtkTreeView *tree_view,
783 static gboolean gtk_tree_view_real_collapse_row (GtkTreeView *tree_view,
788 static gboolean gtk_tree_view_real_expand_row (GtkTreeView *tree_view,
794 static void gtk_tree_view_real_set_cursor (GtkTreeView *tree_view,
796 SetCursorFlags flags);
797 static gboolean gtk_tree_view_has_can_focus_cell (GtkTreeView *tree_view);
798 static void column_sizing_notify (GObject *object,
801 static void gtk_tree_view_stop_rubber_band (GtkTreeView *tree_view);
802 static void update_prelight (GtkTreeView *tree_view,
806 static inline gint gtk_tree_view_get_effective_header_height (GtkTreeView *tree_view);
808 static inline gint gtk_tree_view_get_cell_area_y_offset (GtkTreeView *tree_view,
811 gint vertical_separator);
812 static inline gint gtk_tree_view_get_cell_area_height (GtkTreeView *tree_view,
814 gint vertical_separator);
816 static inline gint gtk_tree_view_get_row_y_offset (GtkTreeView *tree_view,
819 static inline gint gtk_tree_view_get_row_height (GtkTreeView *tree_view,
822 /* interactive search */
823 static void gtk_tree_view_ensure_interactive_directory (GtkTreeView *tree_view);
824 static void gtk_tree_view_search_dialog_hide (GtkWidget *search_dialog,
825 GtkTreeView *tree_view,
827 static void gtk_tree_view_search_position_func (GtkTreeView *tree_view,
828 GtkWidget *search_dialog,
830 static void gtk_tree_view_search_disable_popdown (GtkEntry *entry,
833 static void gtk_tree_view_search_preedit_changed (GtkIMContext *im_context,
834 GtkTreeView *tree_view);
835 static void gtk_tree_view_search_activate (GtkEntry *entry,
836 GtkTreeView *tree_view);
837 static gboolean gtk_tree_view_real_search_enable_popdown(gpointer data);
838 static void gtk_tree_view_search_enable_popdown (GtkWidget *widget,
840 static gboolean gtk_tree_view_search_delete_event (GtkWidget *widget,
842 GtkTreeView *tree_view);
843 static gboolean gtk_tree_view_search_button_press_event (GtkWidget *widget,
844 GdkEventButton *event,
845 GtkTreeView *tree_view);
846 static gboolean gtk_tree_view_search_scroll_event (GtkWidget *entry,
847 GdkEventScroll *event,
848 GtkTreeView *tree_view);
849 static gboolean gtk_tree_view_search_key_press_event (GtkWidget *entry,
851 GtkTreeView *tree_view);
852 static gboolean gtk_tree_view_search_move (GtkWidget *window,
853 GtkTreeView *tree_view,
855 static gboolean gtk_tree_view_search_equal_func (GtkTreeModel *model,
859 gpointer search_data);
860 static gboolean gtk_tree_view_search_iter (GtkTreeModel *model,
861 GtkTreeSelection *selection,
866 static void gtk_tree_view_search_init (GtkWidget *entry,
867 GtkTreeView *tree_view);
868 static void gtk_tree_view_put (GtkTreeView *tree_view,
869 GtkWidget *child_widget,
874 static gboolean gtk_tree_view_start_editing (GtkTreeView *tree_view,
875 GtkTreePath *cursor_path,
877 static void gtk_tree_view_stop_editing (GtkTreeView *tree_view,
878 gboolean cancel_editing);
879 static gboolean gtk_tree_view_real_start_interactive_search (GtkTreeView *tree_view,
881 gboolean keybinding);
882 static gboolean gtk_tree_view_start_interactive_search (GtkTreeView *tree_view);
883 static GtkTreeViewColumn *gtk_tree_view_get_drop_column (GtkTreeView *tree_view,
884 GtkTreeViewColumn *column,
888 static void gtk_tree_view_buildable_add_child (GtkBuildable *tree_view,
892 static GObject *gtk_tree_view_buildable_get_internal_child (GtkBuildable *buildable,
894 const gchar *childname);
895 static void gtk_tree_view_buildable_init (GtkBuildableIface *iface);
897 static GtkAdjustment *gtk_tree_view_do_get_hadjustment (GtkTreeView *tree_view);
898 static void gtk_tree_view_do_set_hadjustment (GtkTreeView *tree_view,
899 GtkAdjustment *adjustment);
900 static GtkAdjustment *gtk_tree_view_do_get_vadjustment (GtkTreeView *tree_view);
901 static void gtk_tree_view_do_set_vadjustment (GtkTreeView *tree_view,
902 GtkAdjustment *adjustment);
904 static gboolean scroll_row_timeout (gpointer data);
905 static void add_scroll_timeout (GtkTreeView *tree_view);
906 static void remove_scroll_timeout (GtkTreeView *tree_view);
908 static guint tree_view_signals [LAST_SIGNAL] = { 0 };
915 G_DEFINE_TYPE_WITH_CODE (GtkTreeView, gtk_tree_view, GTK_TYPE_CONTAINER,
916 G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
917 gtk_tree_view_buildable_init)
918 G_IMPLEMENT_INTERFACE (GTK_TYPE_SCROLLABLE, NULL))
921 gtk_tree_view_class_init (GtkTreeViewClass *class)
923 GObjectClass *o_class;
924 GtkWidgetClass *widget_class;
925 GtkContainerClass *container_class;
926 GtkBindingSet *binding_set;
928 binding_set = gtk_binding_set_by_class (class);
930 o_class = (GObjectClass *) class;
931 widget_class = (GtkWidgetClass *) class;
932 container_class = (GtkContainerClass *) class;
934 /* GObject signals */
935 o_class->set_property = gtk_tree_view_set_property;
936 o_class->get_property = gtk_tree_view_get_property;
937 o_class->finalize = gtk_tree_view_finalize;
939 /* GtkWidget signals */
940 widget_class->destroy = gtk_tree_view_destroy;
941 widget_class->map = gtk_tree_view_map;
942 widget_class->realize = gtk_tree_view_realize;
943 widget_class->unrealize = gtk_tree_view_unrealize;
944 widget_class->get_preferred_width = gtk_tree_view_get_preferred_width;
945 widget_class->get_preferred_height = gtk_tree_view_get_preferred_height;
946 widget_class->size_allocate = gtk_tree_view_size_allocate;
947 widget_class->button_press_event = gtk_tree_view_button_press;
948 widget_class->button_release_event = gtk_tree_view_button_release;
949 widget_class->grab_broken_event = gtk_tree_view_grab_broken;
950 /*widget_class->configure_event = gtk_tree_view_configure;*/
951 widget_class->motion_notify_event = gtk_tree_view_motion;
952 widget_class->draw = gtk_tree_view_draw;
953 widget_class->key_press_event = gtk_tree_view_key_press;
954 widget_class->key_release_event = gtk_tree_view_key_release;
955 widget_class->enter_notify_event = gtk_tree_view_enter_notify;
956 widget_class->leave_notify_event = gtk_tree_view_leave_notify;
957 widget_class->focus_out_event = gtk_tree_view_focus_out;
958 widget_class->drag_begin = gtk_tree_view_drag_begin;
959 widget_class->drag_end = gtk_tree_view_drag_end;
960 widget_class->drag_data_get = gtk_tree_view_drag_data_get;
961 widget_class->drag_data_delete = gtk_tree_view_drag_data_delete;
962 widget_class->drag_leave = gtk_tree_view_drag_leave;
963 widget_class->drag_motion = gtk_tree_view_drag_motion;
964 widget_class->drag_drop = gtk_tree_view_drag_drop;
965 widget_class->drag_data_received = gtk_tree_view_drag_data_received;
966 widget_class->focus = gtk_tree_view_focus;
967 widget_class->grab_focus = gtk_tree_view_grab_focus;
968 widget_class->style_updated = gtk_tree_view_style_updated;
969 widget_class->grab_notify = gtk_tree_view_grab_notify;
970 widget_class->state_flags_changed = gtk_tree_view_state_flags_changed;
972 /* GtkContainer signals */
973 container_class->remove = gtk_tree_view_remove;
974 container_class->forall = gtk_tree_view_forall;
975 container_class->set_focus_child = gtk_tree_view_set_focus_child;
976 container_class->get_path_for_child = gtk_tree_view_get_path_for_child;
978 class->move_cursor = gtk_tree_view_real_move_cursor;
979 class->select_all = gtk_tree_view_real_select_all;
980 class->unselect_all = gtk_tree_view_real_unselect_all;
981 class->select_cursor_row = gtk_tree_view_real_select_cursor_row;
982 class->toggle_cursor_row = gtk_tree_view_real_toggle_cursor_row;
983 class->expand_collapse_cursor_row = gtk_tree_view_real_expand_collapse_cursor_row;
984 class->select_cursor_parent = gtk_tree_view_real_select_cursor_parent;
985 class->start_interactive_search = gtk_tree_view_start_interactive_search;
989 g_object_class_install_property (o_class,
991 g_param_spec_object ("model",
992 P_("TreeView Model"),
993 P_("The model for the tree view"),
995 GTK_PARAM_READWRITE));
997 g_object_class_override_property (o_class, PROP_HADJUSTMENT, "hadjustment");
998 g_object_class_override_property (o_class, PROP_VADJUSTMENT, "vadjustment");
999 g_object_class_override_property (o_class, PROP_HSCROLL_POLICY, "hscroll-policy");
1000 g_object_class_override_property (o_class, PROP_VSCROLL_POLICY, "vscroll-policy");
1002 g_object_class_install_property (o_class,
1003 PROP_HEADERS_VISIBLE,
1004 g_param_spec_boolean ("headers-visible",
1005 P_("Headers Visible"),
1006 P_("Show the column header buttons"),
1008 GTK_PARAM_READWRITE));
1010 g_object_class_install_property (o_class,
1011 PROP_HEADERS_CLICKABLE,
1012 g_param_spec_boolean ("headers-clickable",
1013 P_("Headers Clickable"),
1014 P_("Column headers respond to click events"),
1016 GTK_PARAM_READWRITE));
1018 g_object_class_install_property (o_class,
1019 PROP_EXPANDER_COLUMN,
1020 g_param_spec_object ("expander-column",
1021 P_("Expander Column"),
1022 P_("Set the column for the expander column"),
1023 GTK_TYPE_TREE_VIEW_COLUMN,
1024 GTK_PARAM_READWRITE));
1026 g_object_class_install_property (o_class,
1028 g_param_spec_boolean ("reorderable",
1030 P_("View is reorderable"),
1032 GTK_PARAM_READWRITE));
1034 g_object_class_install_property (o_class,
1036 g_param_spec_boolean ("rules-hint",
1038 P_("Set a hint to the theme engine to draw rows in alternating colors"),
1040 GTK_PARAM_READWRITE));
1042 g_object_class_install_property (o_class,
1044 g_param_spec_boolean ("enable-search",
1045 P_("Enable Search"),
1046 P_("View allows user to search through columns interactively"),
1048 GTK_PARAM_READWRITE));
1050 g_object_class_install_property (o_class,
1052 g_param_spec_int ("search-column",
1053 P_("Search Column"),
1054 P_("Model column to search through during interactive search"),
1058 GTK_PARAM_READWRITE));
1061 * GtkTreeView:fixed-height-mode:
1063 * Setting the ::fixed-height-mode property to %TRUE speeds up
1064 * #GtkTreeView by assuming that all rows have the same height.
1065 * Only enable this option if all rows are the same height.
1066 * Please see gtk_tree_view_set_fixed_height_mode() for more
1067 * information on this option.
1071 g_object_class_install_property (o_class,
1072 PROP_FIXED_HEIGHT_MODE,
1073 g_param_spec_boolean ("fixed-height-mode",
1074 P_("Fixed Height Mode"),
1075 P_("Speeds up GtkTreeView by assuming that all rows have the same height"),
1077 GTK_PARAM_READWRITE));
1080 * GtkTreeView:hover-selection:
1082 * Enables or disables the hover selection mode of @tree_view.
1083 * Hover selection makes the selected row follow the pointer.
1084 * Currently, this works only for the selection modes
1085 * %GTK_SELECTION_SINGLE and %GTK_SELECTION_BROWSE.
1087 * This mode is primarily intended for treeviews in popups, e.g.
1088 * in #GtkComboBox or #GtkEntryCompletion.
1092 g_object_class_install_property (o_class,
1093 PROP_HOVER_SELECTION,
1094 g_param_spec_boolean ("hover-selection",
1095 P_("Hover Selection"),
1096 P_("Whether the selection should follow the pointer"),
1098 GTK_PARAM_READWRITE));
1101 * GtkTreeView:hover-expand:
1103 * Enables or disables the hover expansion mode of @tree_view.
1104 * Hover expansion makes rows expand or collapse if the pointer moves
1107 * This mode is primarily intended for treeviews in popups, e.g.
1108 * in #GtkComboBox or #GtkEntryCompletion.
1112 g_object_class_install_property (o_class,
1114 g_param_spec_boolean ("hover-expand",
1116 P_("Whether rows should be expanded/collapsed when the pointer moves over them"),
1118 GTK_PARAM_READWRITE));
1121 * GtkTreeView:show-expanders:
1123 * %TRUE if the view has expanders.
1127 g_object_class_install_property (o_class,
1128 PROP_SHOW_EXPANDERS,
1129 g_param_spec_boolean ("show-expanders",
1130 P_("Show Expanders"),
1131 P_("View has expanders"),
1133 GTK_PARAM_READWRITE));
1136 * GtkTreeView:level-indentation:
1138 * Extra indentation for each level.
1142 g_object_class_install_property (o_class,
1143 PROP_LEVEL_INDENTATION,
1144 g_param_spec_int ("level-indentation",
1145 P_("Level Indentation"),
1146 P_("Extra indentation for each level"),
1150 GTK_PARAM_READWRITE));
1152 g_object_class_install_property (o_class,
1153 PROP_RUBBER_BANDING,
1154 g_param_spec_boolean ("rubber-banding",
1155 P_("Rubber Banding"),
1156 P_("Whether to enable selection of multiple items by dragging the mouse pointer"),
1158 GTK_PARAM_READWRITE));
1160 g_object_class_install_property (o_class,
1161 PROP_ENABLE_GRID_LINES,
1162 g_param_spec_enum ("enable-grid-lines",
1163 P_("Enable Grid Lines"),
1164 P_("Whether grid lines should be drawn in the tree view"),
1165 GTK_TYPE_TREE_VIEW_GRID_LINES,
1166 GTK_TREE_VIEW_GRID_LINES_NONE,
1167 GTK_PARAM_READWRITE));
1169 g_object_class_install_property (o_class,
1170 PROP_ENABLE_TREE_LINES,
1171 g_param_spec_boolean ("enable-tree-lines",
1172 P_("Enable Tree Lines"),
1173 P_("Whether tree lines should be drawn in the tree view"),
1175 GTK_PARAM_READWRITE));
1177 g_object_class_install_property (o_class,
1178 PROP_TOOLTIP_COLUMN,
1179 g_param_spec_int ("tooltip-column",
1180 P_("Tooltip Column"),
1181 P_("The column in the model containing the tooltip texts for the rows"),
1185 GTK_PARAM_READWRITE));
1187 /* Style properties */
1188 #define _TREE_VIEW_EXPANDER_SIZE 14
1189 #define _TREE_VIEW_VERTICAL_SEPARATOR 2
1190 #define _TREE_VIEW_HORIZONTAL_SEPARATOR 2
1192 gtk_widget_class_install_style_property (widget_class,
1193 g_param_spec_int ("expander-size",
1194 P_("Expander Size"),
1195 P_("Size of the expander arrow"),
1198 _TREE_VIEW_EXPANDER_SIZE,
1199 GTK_PARAM_READABLE));
1201 gtk_widget_class_install_style_property (widget_class,
1202 g_param_spec_int ("vertical-separator",
1203 P_("Vertical Separator Width"),
1204 P_("Vertical space between cells. Must be an even number"),
1207 _TREE_VIEW_VERTICAL_SEPARATOR,
1208 GTK_PARAM_READABLE));
1210 gtk_widget_class_install_style_property (widget_class,
1211 g_param_spec_int ("horizontal-separator",
1212 P_("Horizontal Separator Width"),
1213 P_("Horizontal space between cells. Must be an even number"),
1216 _TREE_VIEW_HORIZONTAL_SEPARATOR,
1217 GTK_PARAM_READABLE));
1219 gtk_widget_class_install_style_property (widget_class,
1220 g_param_spec_boolean ("allow-rules",
1222 P_("Allow drawing of alternating color rows"),
1224 GTK_PARAM_READABLE));
1226 gtk_widget_class_install_style_property (widget_class,
1227 g_param_spec_boolean ("indent-expanders",
1228 P_("Indent Expanders"),
1229 P_("Make the expanders indented"),
1231 GTK_PARAM_READABLE));
1233 gtk_widget_class_install_style_property (widget_class,
1234 g_param_spec_boxed ("even-row-color",
1235 P_("Even Row Color"),
1236 P_("Color to use for even rows"),
1238 GTK_PARAM_READABLE));
1240 gtk_widget_class_install_style_property (widget_class,
1241 g_param_spec_boxed ("odd-row-color",
1242 P_("Odd Row Color"),
1243 P_("Color to use for odd rows"),
1245 GTK_PARAM_READABLE));
1247 gtk_widget_class_install_style_property (widget_class,
1248 g_param_spec_int ("grid-line-width",
1249 P_("Grid line width"),
1250 P_("Width, in pixels, of the tree view grid lines"),
1252 GTK_PARAM_READABLE));
1254 gtk_widget_class_install_style_property (widget_class,
1255 g_param_spec_int ("tree-line-width",
1256 P_("Tree line width"),
1257 P_("Width, in pixels, of the tree view lines"),
1259 GTK_PARAM_READABLE));
1261 gtk_widget_class_install_style_property (widget_class,
1262 g_param_spec_string ("grid-line-pattern",
1263 P_("Grid line pattern"),
1264 P_("Dash pattern used to draw the tree view grid lines"),
1266 GTK_PARAM_READABLE));
1268 gtk_widget_class_install_style_property (widget_class,
1269 g_param_spec_string ("tree-line-pattern",
1270 P_("Tree line pattern"),
1271 P_("Dash pattern used to draw the tree view lines"),
1273 GTK_PARAM_READABLE));
1277 * GtkTreeView::row-activated:
1278 * @tree_view: the object on which the signal is emitted
1279 * @path: the #GtkTreePath for the activated row
1280 * @column: the #GtkTreeViewColumn in which the activation occurred
1282 * The "row-activated" signal is emitted when the method
1283 * gtk_tree_view_row_activated() is called or the user double clicks
1284 * a treeview row. It is also emitted when a non-editable row is
1285 * selected and one of the keys: Space, Shift+Space, Return or
1288 * For selection handling refer to the <link linkend="TreeWidget">tree
1289 * widget conceptual overview</link> as well as #GtkTreeSelection.
1291 tree_view_signals[ROW_ACTIVATED] =
1292 g_signal_new (I_("row-activated"),
1293 G_TYPE_FROM_CLASS (o_class),
1294 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1295 G_STRUCT_OFFSET (GtkTreeViewClass, row_activated),
1297 _gtk_marshal_VOID__BOXED_OBJECT,
1300 GTK_TYPE_TREE_VIEW_COLUMN);
1303 * GtkTreeView::test-expand-row:
1304 * @tree_view: the object on which the signal is emitted
1305 * @iter: the tree iter of the row to expand
1306 * @path: a tree path that points to the row
1308 * The given row is about to be expanded (show its children nodes). Use this
1309 * signal if you need to control the expandability of individual rows.
1311 * Returns: %FALSE to allow expansion, %TRUE to reject
1313 tree_view_signals[TEST_EXPAND_ROW] =
1314 g_signal_new (I_("test-expand-row"),
1315 G_TYPE_FROM_CLASS (o_class),
1317 G_STRUCT_OFFSET (GtkTreeViewClass, test_expand_row),
1318 _gtk_boolean_handled_accumulator, NULL,
1319 _gtk_marshal_BOOLEAN__BOXED_BOXED,
1322 GTK_TYPE_TREE_PATH);
1325 * GtkTreeView::test-collapse-row:
1326 * @tree_view: the object on which the signal is emitted
1327 * @iter: the tree iter of the row to collapse
1328 * @path: a tree path that points to the row
1330 * The given row is about to be collapsed (hide its children nodes). Use this
1331 * signal if you need to control the collapsibility of individual rows.
1333 * Returns: %FALSE to allow collapsing, %TRUE to reject
1335 tree_view_signals[TEST_COLLAPSE_ROW] =
1336 g_signal_new (I_("test-collapse-row"),
1337 G_TYPE_FROM_CLASS (o_class),
1339 G_STRUCT_OFFSET (GtkTreeViewClass, test_collapse_row),
1340 _gtk_boolean_handled_accumulator, NULL,
1341 _gtk_marshal_BOOLEAN__BOXED_BOXED,
1344 GTK_TYPE_TREE_PATH);
1347 * GtkTreeView::row-expanded:
1348 * @tree_view: the object on which the signal is emitted
1349 * @iter: the tree iter of the expanded row
1350 * @path: a tree path that points to the row
1352 * The given row has been expanded (child nodes are shown).
1354 tree_view_signals[ROW_EXPANDED] =
1355 g_signal_new (I_("row-expanded"),
1356 G_TYPE_FROM_CLASS (o_class),
1358 G_STRUCT_OFFSET (GtkTreeViewClass, row_expanded),
1360 _gtk_marshal_VOID__BOXED_BOXED,
1363 GTK_TYPE_TREE_PATH);
1366 * GtkTreeView::row-collapsed:
1367 * @tree_view: the object on which the signal is emitted
1368 * @iter: the tree iter of the collapsed row
1369 * @path: a tree path that points to the row
1371 * The given row has been collapsed (child nodes are hidden).
1373 tree_view_signals[ROW_COLLAPSED] =
1374 g_signal_new (I_("row-collapsed"),
1375 G_TYPE_FROM_CLASS (o_class),
1377 G_STRUCT_OFFSET (GtkTreeViewClass, row_collapsed),
1379 _gtk_marshal_VOID__BOXED_BOXED,
1382 GTK_TYPE_TREE_PATH);
1385 * GtkTreeView::columns-changed:
1386 * @tree_view: the object on which the signal is emitted
1388 * The number of columns of the treeview has changed.
1390 tree_view_signals[COLUMNS_CHANGED] =
1391 g_signal_new (I_("columns-changed"),
1392 G_TYPE_FROM_CLASS (o_class),
1394 G_STRUCT_OFFSET (GtkTreeViewClass, columns_changed),
1396 _gtk_marshal_VOID__VOID,
1400 * GtkTreeView::cursor-changed:
1401 * @tree_view: the object on which the signal is emitted
1403 * The position of the cursor (focused cell) has changed.
1405 tree_view_signals[CURSOR_CHANGED] =
1406 g_signal_new (I_("cursor-changed"),
1407 G_TYPE_FROM_CLASS (o_class),
1409 G_STRUCT_OFFSET (GtkTreeViewClass, cursor_changed),
1411 _gtk_marshal_VOID__VOID,
1414 tree_view_signals[MOVE_CURSOR] =
1415 g_signal_new (I_("move-cursor"),
1416 G_TYPE_FROM_CLASS (o_class),
1417 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1418 G_STRUCT_OFFSET (GtkTreeViewClass, move_cursor),
1420 _gtk_marshal_BOOLEAN__ENUM_INT,
1422 GTK_TYPE_MOVEMENT_STEP,
1425 tree_view_signals[SELECT_ALL] =
1426 g_signal_new (I_("select-all"),
1427 G_TYPE_FROM_CLASS (o_class),
1428 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1429 G_STRUCT_OFFSET (GtkTreeViewClass, select_all),
1431 _gtk_marshal_BOOLEAN__VOID,
1434 tree_view_signals[UNSELECT_ALL] =
1435 g_signal_new (I_("unselect-all"),
1436 G_TYPE_FROM_CLASS (o_class),
1437 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1438 G_STRUCT_OFFSET (GtkTreeViewClass, unselect_all),
1440 _gtk_marshal_BOOLEAN__VOID,
1443 tree_view_signals[SELECT_CURSOR_ROW] =
1444 g_signal_new (I_("select-cursor-row"),
1445 G_TYPE_FROM_CLASS (o_class),
1446 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1447 G_STRUCT_OFFSET (GtkTreeViewClass, select_cursor_row),
1449 _gtk_marshal_BOOLEAN__BOOLEAN,
1453 tree_view_signals[TOGGLE_CURSOR_ROW] =
1454 g_signal_new (I_("toggle-cursor-row"),
1455 G_TYPE_FROM_CLASS (o_class),
1456 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1457 G_STRUCT_OFFSET (GtkTreeViewClass, toggle_cursor_row),
1459 _gtk_marshal_BOOLEAN__VOID,
1462 tree_view_signals[EXPAND_COLLAPSE_CURSOR_ROW] =
1463 g_signal_new (I_("expand-collapse-cursor-row"),
1464 G_TYPE_FROM_CLASS (o_class),
1465 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1466 G_STRUCT_OFFSET (GtkTreeViewClass, expand_collapse_cursor_row),
1468 _gtk_marshal_BOOLEAN__BOOLEAN_BOOLEAN_BOOLEAN,
1474 tree_view_signals[SELECT_CURSOR_PARENT] =
1475 g_signal_new (I_("select-cursor-parent"),
1476 G_TYPE_FROM_CLASS (o_class),
1477 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1478 G_STRUCT_OFFSET (GtkTreeViewClass, select_cursor_parent),
1480 _gtk_marshal_BOOLEAN__VOID,
1483 tree_view_signals[START_INTERACTIVE_SEARCH] =
1484 g_signal_new (I_("start-interactive-search"),
1485 G_TYPE_FROM_CLASS (o_class),
1486 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1487 G_STRUCT_OFFSET (GtkTreeViewClass, start_interactive_search),
1489 _gtk_marshal_BOOLEAN__VOID,
1493 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Up, 0, TRUE,
1494 GTK_MOVEMENT_DISPLAY_LINES, -1);
1495 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Up, 0, TRUE,
1496 GTK_MOVEMENT_DISPLAY_LINES, -1);
1498 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Down, 0, TRUE,
1499 GTK_MOVEMENT_DISPLAY_LINES, 1);
1500 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Down, 0, TRUE,
1501 GTK_MOVEMENT_DISPLAY_LINES, 1);
1503 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_p, GDK_CONTROL_MASK, FALSE,
1504 GTK_MOVEMENT_DISPLAY_LINES, -1);
1506 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_n, GDK_CONTROL_MASK, FALSE,
1507 GTK_MOVEMENT_DISPLAY_LINES, 1);
1509 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Home, 0, TRUE,
1510 GTK_MOVEMENT_BUFFER_ENDS, -1);
1511 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Home, 0, TRUE,
1512 GTK_MOVEMENT_BUFFER_ENDS, -1);
1514 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_End, 0, TRUE,
1515 GTK_MOVEMENT_BUFFER_ENDS, 1);
1516 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_End, 0, TRUE,
1517 GTK_MOVEMENT_BUFFER_ENDS, 1);
1519 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Page_Up, 0, TRUE,
1520 GTK_MOVEMENT_PAGES, -1);
1521 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Page_Up, 0, TRUE,
1522 GTK_MOVEMENT_PAGES, -1);
1524 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Page_Down, 0, TRUE,
1525 GTK_MOVEMENT_PAGES, 1);
1526 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Page_Down, 0, TRUE,
1527 GTK_MOVEMENT_PAGES, 1);
1530 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Right, 0, "move-cursor", 2,
1531 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1534 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Left, 0, "move-cursor", 2,
1535 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1538 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Right, 0, "move-cursor", 2,
1539 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1542 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Left, 0, "move-cursor", 2,
1543 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1546 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Right, GDK_CONTROL_MASK,
1548 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1551 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Left, GDK_CONTROL_MASK,
1553 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1556 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Right, GDK_CONTROL_MASK,
1558 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1561 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Left, GDK_CONTROL_MASK,
1563 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1566 gtk_binding_entry_add_signal (binding_set, GDK_KEY_space, GDK_CONTROL_MASK, "toggle-cursor-row", 0);
1567 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Space, GDK_CONTROL_MASK, "toggle-cursor-row", 0);
1569 gtk_binding_entry_add_signal (binding_set, GDK_KEY_a, GDK_CONTROL_MASK, "select-all", 0);
1570 gtk_binding_entry_add_signal (binding_set, GDK_KEY_slash, GDK_CONTROL_MASK, "select-all", 0);
1572 gtk_binding_entry_add_signal (binding_set, GDK_KEY_A, GDK_CONTROL_MASK | GDK_SHIFT_MASK, "unselect-all", 0);
1573 gtk_binding_entry_add_signal (binding_set, GDK_KEY_backslash, GDK_CONTROL_MASK, "unselect-all", 0);
1575 gtk_binding_entry_add_signal (binding_set, GDK_KEY_space, GDK_SHIFT_MASK, "select-cursor-row", 1,
1576 G_TYPE_BOOLEAN, TRUE);
1577 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Space, GDK_SHIFT_MASK, "select-cursor-row", 1,
1578 G_TYPE_BOOLEAN, TRUE);
1580 gtk_binding_entry_add_signal (binding_set, GDK_KEY_space, 0, "select-cursor-row", 1,
1581 G_TYPE_BOOLEAN, TRUE);
1582 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Space, 0, "select-cursor-row", 1,
1583 G_TYPE_BOOLEAN, TRUE);
1584 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Return, 0, "select-cursor-row", 1,
1585 G_TYPE_BOOLEAN, TRUE);
1586 gtk_binding_entry_add_signal (binding_set, GDK_KEY_ISO_Enter, 0, "select-cursor-row", 1,
1587 G_TYPE_BOOLEAN, TRUE);
1588 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Enter, 0, "select-cursor-row", 1,
1589 G_TYPE_BOOLEAN, TRUE);
1591 /* expand and collapse rows */
1592 gtk_binding_entry_add_signal (binding_set, GDK_KEY_plus, 0, "expand-collapse-cursor-row", 3,
1593 G_TYPE_BOOLEAN, TRUE,
1594 G_TYPE_BOOLEAN, TRUE,
1595 G_TYPE_BOOLEAN, FALSE);
1597 gtk_binding_entry_add_signal (binding_set, GDK_KEY_asterisk, 0,
1598 "expand-collapse-cursor-row", 3,
1599 G_TYPE_BOOLEAN, TRUE,
1600 G_TYPE_BOOLEAN, TRUE,
1601 G_TYPE_BOOLEAN, TRUE);
1602 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Multiply, 0,
1603 "expand-collapse-cursor-row", 3,
1604 G_TYPE_BOOLEAN, TRUE,
1605 G_TYPE_BOOLEAN, TRUE,
1606 G_TYPE_BOOLEAN, TRUE);
1608 gtk_binding_entry_add_signal (binding_set, GDK_KEY_slash, 0,
1609 "expand-collapse-cursor-row", 3,
1610 G_TYPE_BOOLEAN, TRUE,
1611 G_TYPE_BOOLEAN, FALSE,
1612 G_TYPE_BOOLEAN, FALSE);
1613 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Divide, 0,
1614 "expand-collapse-cursor-row", 3,
1615 G_TYPE_BOOLEAN, TRUE,
1616 G_TYPE_BOOLEAN, FALSE,
1617 G_TYPE_BOOLEAN, FALSE);
1619 /* Not doable on US keyboards */
1620 gtk_binding_entry_add_signal (binding_set, GDK_KEY_plus, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1621 G_TYPE_BOOLEAN, TRUE,
1622 G_TYPE_BOOLEAN, TRUE,
1623 G_TYPE_BOOLEAN, TRUE);
1624 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Add, 0, "expand-collapse-cursor-row", 3,
1625 G_TYPE_BOOLEAN, TRUE,
1626 G_TYPE_BOOLEAN, TRUE,
1627 G_TYPE_BOOLEAN, FALSE);
1628 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Add, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1629 G_TYPE_BOOLEAN, TRUE,
1630 G_TYPE_BOOLEAN, TRUE,
1631 G_TYPE_BOOLEAN, TRUE);
1632 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Add, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1633 G_TYPE_BOOLEAN, TRUE,
1634 G_TYPE_BOOLEAN, TRUE,
1635 G_TYPE_BOOLEAN, TRUE);
1636 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Right, GDK_SHIFT_MASK,
1637 "expand-collapse-cursor-row", 3,
1638 G_TYPE_BOOLEAN, FALSE,
1639 G_TYPE_BOOLEAN, TRUE,
1640 G_TYPE_BOOLEAN, TRUE);
1641 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Right, GDK_SHIFT_MASK,
1642 "expand-collapse-cursor-row", 3,
1643 G_TYPE_BOOLEAN, FALSE,
1644 G_TYPE_BOOLEAN, TRUE,
1645 G_TYPE_BOOLEAN, TRUE);
1646 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Right,
1647 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
1648 "expand-collapse-cursor-row", 3,
1649 G_TYPE_BOOLEAN, FALSE,
1650 G_TYPE_BOOLEAN, TRUE,
1651 G_TYPE_BOOLEAN, TRUE);
1652 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Right,
1653 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
1654 "expand-collapse-cursor-row", 3,
1655 G_TYPE_BOOLEAN, FALSE,
1656 G_TYPE_BOOLEAN, TRUE,
1657 G_TYPE_BOOLEAN, TRUE);
1659 gtk_binding_entry_add_signal (binding_set, GDK_KEY_minus, 0, "expand-collapse-cursor-row", 3,
1660 G_TYPE_BOOLEAN, TRUE,
1661 G_TYPE_BOOLEAN, FALSE,
1662 G_TYPE_BOOLEAN, FALSE);
1663 gtk_binding_entry_add_signal (binding_set, GDK_KEY_minus, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1664 G_TYPE_BOOLEAN, TRUE,
1665 G_TYPE_BOOLEAN, FALSE,
1666 G_TYPE_BOOLEAN, TRUE);
1667 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Subtract, 0, "expand-collapse-cursor-row", 3,
1668 G_TYPE_BOOLEAN, TRUE,
1669 G_TYPE_BOOLEAN, FALSE,
1670 G_TYPE_BOOLEAN, FALSE);
1671 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Subtract, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1672 G_TYPE_BOOLEAN, TRUE,
1673 G_TYPE_BOOLEAN, FALSE,
1674 G_TYPE_BOOLEAN, TRUE);
1675 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Left, GDK_SHIFT_MASK,
1676 "expand-collapse-cursor-row", 3,
1677 G_TYPE_BOOLEAN, FALSE,
1678 G_TYPE_BOOLEAN, FALSE,
1679 G_TYPE_BOOLEAN, TRUE);
1680 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Left, GDK_SHIFT_MASK,
1681 "expand-collapse-cursor-row", 3,
1682 G_TYPE_BOOLEAN, FALSE,
1683 G_TYPE_BOOLEAN, FALSE,
1684 G_TYPE_BOOLEAN, TRUE);
1685 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Left,
1686 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
1687 "expand-collapse-cursor-row", 3,
1688 G_TYPE_BOOLEAN, FALSE,
1689 G_TYPE_BOOLEAN, FALSE,
1690 G_TYPE_BOOLEAN, TRUE);
1691 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Left,
1692 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
1693 "expand-collapse-cursor-row", 3,
1694 G_TYPE_BOOLEAN, FALSE,
1695 G_TYPE_BOOLEAN, FALSE,
1696 G_TYPE_BOOLEAN, TRUE);
1698 gtk_binding_entry_add_signal (binding_set, GDK_KEY_BackSpace, 0, "select-cursor-parent", 0);
1699 gtk_binding_entry_add_signal (binding_set, GDK_KEY_BackSpace, GDK_CONTROL_MASK, "select-cursor-parent", 0);
1701 gtk_binding_entry_add_signal (binding_set, GDK_KEY_f, GDK_CONTROL_MASK, "start-interactive-search", 0);
1703 gtk_binding_entry_add_signal (binding_set, GDK_KEY_F, GDK_CONTROL_MASK, "start-interactive-search", 0);
1705 g_type_class_add_private (o_class, sizeof (GtkTreeViewPrivate));
1707 gtk_widget_class_set_accessible_type (widget_class, GTK_TYPE_TREE_VIEW_ACCESSIBLE);
1711 gtk_tree_view_init (GtkTreeView *tree_view)
1713 tree_view->priv = G_TYPE_INSTANCE_GET_PRIVATE (tree_view, GTK_TYPE_TREE_VIEW, GtkTreeViewPrivate);
1715 gtk_widget_set_can_focus (GTK_WIDGET (tree_view), TRUE);
1716 gtk_widget_set_redraw_on_allocate (GTK_WIDGET (tree_view), FALSE);
1718 tree_view->priv->show_expanders = TRUE;
1719 tree_view->priv->draw_keyfocus = TRUE;
1720 tree_view->priv->headers_visible = TRUE;
1722 /* We need some padding */
1723 tree_view->priv->dy = 0;
1724 tree_view->priv->cursor_offset = 0;
1725 tree_view->priv->n_columns = 0;
1726 tree_view->priv->header_height = 1;
1727 tree_view->priv->x_drag = 0;
1728 tree_view->priv->drag_pos = -1;
1729 tree_view->priv->header_has_focus = FALSE;
1730 tree_view->priv->pressed_button = -1;
1731 tree_view->priv->press_start_x = -1;
1732 tree_view->priv->press_start_y = -1;
1733 tree_view->priv->reorderable = FALSE;
1734 tree_view->priv->presize_handler_timer = 0;
1735 tree_view->priv->scroll_sync_timer = 0;
1736 tree_view->priv->fixed_height = -1;
1737 tree_view->priv->fixed_height_mode = FALSE;
1738 tree_view->priv->fixed_height_check = 0;
1739 tree_view->priv->selection = _gtk_tree_selection_new_with_tree_view (tree_view);
1740 tree_view->priv->enable_search = TRUE;
1741 tree_view->priv->search_column = -1;
1742 tree_view->priv->search_position_func = gtk_tree_view_search_position_func;
1743 tree_view->priv->search_equal_func = gtk_tree_view_search_equal_func;
1744 tree_view->priv->search_custom_entry_set = FALSE;
1745 tree_view->priv->typeselect_flush_timeout = 0;
1746 tree_view->priv->init_hadjust_value = TRUE;
1747 tree_view->priv->width = 0;
1749 tree_view->priv->hover_selection = FALSE;
1750 tree_view->priv->hover_expand = FALSE;
1752 tree_view->priv->level_indentation = 0;
1754 tree_view->priv->rubber_banding_enable = FALSE;
1756 tree_view->priv->grid_lines = GTK_TREE_VIEW_GRID_LINES_NONE;
1757 tree_view->priv->tree_lines_enabled = FALSE;
1759 tree_view->priv->tooltip_column = -1;
1761 tree_view->priv->post_validation_flag = FALSE;
1763 tree_view->priv->last_button_x = -1;
1764 tree_view->priv->last_button_y = -1;
1766 tree_view->priv->event_last_x = -10000;
1767 tree_view->priv->event_last_y = -10000;
1769 gtk_tree_view_do_set_vadjustment (tree_view, NULL);
1770 gtk_tree_view_do_set_hadjustment (tree_view, NULL);
1779 gtk_tree_view_set_property (GObject *object,
1781 const GValue *value,
1784 GtkTreeView *tree_view;
1786 tree_view = GTK_TREE_VIEW (object);
1791 gtk_tree_view_set_model (tree_view, g_value_get_object (value));
1793 case PROP_HADJUSTMENT:
1794 gtk_tree_view_do_set_hadjustment (tree_view, g_value_get_object (value));
1796 case PROP_VADJUSTMENT:
1797 gtk_tree_view_do_set_vadjustment (tree_view, g_value_get_object (value));
1799 case PROP_HSCROLL_POLICY:
1800 tree_view->priv->hscroll_policy = g_value_get_enum (value);
1801 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
1803 case PROP_VSCROLL_POLICY:
1804 tree_view->priv->vscroll_policy = g_value_get_enum (value);
1805 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
1807 case PROP_HEADERS_VISIBLE:
1808 gtk_tree_view_set_headers_visible (tree_view, g_value_get_boolean (value));
1810 case PROP_HEADERS_CLICKABLE:
1811 gtk_tree_view_set_headers_clickable (tree_view, g_value_get_boolean (value));
1813 case PROP_EXPANDER_COLUMN:
1814 gtk_tree_view_set_expander_column (tree_view, g_value_get_object (value));
1816 case PROP_REORDERABLE:
1817 gtk_tree_view_set_reorderable (tree_view, g_value_get_boolean (value));
1819 case PROP_RULES_HINT:
1820 gtk_tree_view_set_rules_hint (tree_view, g_value_get_boolean (value));
1822 case PROP_ENABLE_SEARCH:
1823 gtk_tree_view_set_enable_search (tree_view, g_value_get_boolean (value));
1825 case PROP_SEARCH_COLUMN:
1826 gtk_tree_view_set_search_column (tree_view, g_value_get_int (value));
1828 case PROP_FIXED_HEIGHT_MODE:
1829 gtk_tree_view_set_fixed_height_mode (tree_view, g_value_get_boolean (value));
1831 case PROP_HOVER_SELECTION:
1832 tree_view->priv->hover_selection = g_value_get_boolean (value);
1834 case PROP_HOVER_EXPAND:
1835 tree_view->priv->hover_expand = g_value_get_boolean (value);
1837 case PROP_SHOW_EXPANDERS:
1838 gtk_tree_view_set_show_expanders (tree_view, g_value_get_boolean (value));
1840 case PROP_LEVEL_INDENTATION:
1841 tree_view->priv->level_indentation = g_value_get_int (value);
1843 case PROP_RUBBER_BANDING:
1844 tree_view->priv->rubber_banding_enable = g_value_get_boolean (value);
1846 case PROP_ENABLE_GRID_LINES:
1847 gtk_tree_view_set_grid_lines (tree_view, g_value_get_enum (value));
1849 case PROP_ENABLE_TREE_LINES:
1850 gtk_tree_view_set_enable_tree_lines (tree_view, g_value_get_boolean (value));
1852 case PROP_TOOLTIP_COLUMN:
1853 gtk_tree_view_set_tooltip_column (tree_view, g_value_get_int (value));
1856 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1862 gtk_tree_view_get_property (GObject *object,
1867 GtkTreeView *tree_view;
1869 tree_view = GTK_TREE_VIEW (object);
1874 g_value_set_object (value, tree_view->priv->model);
1876 case PROP_HADJUSTMENT:
1877 g_value_set_object (value, tree_view->priv->hadjustment);
1879 case PROP_VADJUSTMENT:
1880 g_value_set_object (value, tree_view->priv->vadjustment);
1882 case PROP_HSCROLL_POLICY:
1883 g_value_set_enum (value, tree_view->priv->hscroll_policy);
1885 case PROP_VSCROLL_POLICY:
1886 g_value_set_enum (value, tree_view->priv->vscroll_policy);
1888 case PROP_HEADERS_VISIBLE:
1889 g_value_set_boolean (value, gtk_tree_view_get_headers_visible (tree_view));
1891 case PROP_HEADERS_CLICKABLE:
1892 g_value_set_boolean (value, gtk_tree_view_get_headers_clickable (tree_view));
1894 case PROP_EXPANDER_COLUMN:
1895 g_value_set_object (value, tree_view->priv->expander_column);
1897 case PROP_REORDERABLE:
1898 g_value_set_boolean (value, tree_view->priv->reorderable);
1900 case PROP_RULES_HINT:
1901 g_value_set_boolean (value, tree_view->priv->has_rules);
1903 case PROP_ENABLE_SEARCH:
1904 g_value_set_boolean (value, tree_view->priv->enable_search);
1906 case PROP_SEARCH_COLUMN:
1907 g_value_set_int (value, tree_view->priv->search_column);
1909 case PROP_FIXED_HEIGHT_MODE:
1910 g_value_set_boolean (value, tree_view->priv->fixed_height_mode);
1912 case PROP_HOVER_SELECTION:
1913 g_value_set_boolean (value, tree_view->priv->hover_selection);
1915 case PROP_HOVER_EXPAND:
1916 g_value_set_boolean (value, tree_view->priv->hover_expand);
1918 case PROP_SHOW_EXPANDERS:
1919 g_value_set_boolean (value, tree_view->priv->show_expanders);
1921 case PROP_LEVEL_INDENTATION:
1922 g_value_set_int (value, tree_view->priv->level_indentation);
1924 case PROP_RUBBER_BANDING:
1925 g_value_set_boolean (value, tree_view->priv->rubber_banding_enable);
1927 case PROP_ENABLE_GRID_LINES:
1928 g_value_set_enum (value, tree_view->priv->grid_lines);
1930 case PROP_ENABLE_TREE_LINES:
1931 g_value_set_boolean (value, tree_view->priv->tree_lines_enabled);
1933 case PROP_TOOLTIP_COLUMN:
1934 g_value_set_int (value, tree_view->priv->tooltip_column);
1937 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1943 gtk_tree_view_finalize (GObject *object)
1945 G_OBJECT_CLASS (gtk_tree_view_parent_class)->finalize (object);
1949 static GtkBuildableIface *parent_buildable_iface;
1952 gtk_tree_view_buildable_init (GtkBuildableIface *iface)
1954 parent_buildable_iface = g_type_interface_peek_parent (iface);
1955 iface->add_child = gtk_tree_view_buildable_add_child;
1956 iface->get_internal_child = gtk_tree_view_buildable_get_internal_child;
1960 gtk_tree_view_buildable_add_child (GtkBuildable *tree_view,
1961 GtkBuilder *builder,
1965 gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), GTK_TREE_VIEW_COLUMN (child));
1969 gtk_tree_view_buildable_get_internal_child (GtkBuildable *buildable,
1970 GtkBuilder *builder,
1971 const gchar *childname)
1973 if (strcmp (childname, "selection") == 0)
1974 return G_OBJECT (GTK_TREE_VIEW (buildable)->priv->selection);
1976 return parent_buildable_iface->get_internal_child (buildable,
1981 /* GtkWidget Methods
1985 gtk_tree_view_free_rbtree (GtkTreeView *tree_view)
1987 _gtk_rbtree_free (tree_view->priv->tree);
1989 tree_view->priv->tree = NULL;
1990 tree_view->priv->button_pressed_node = NULL;
1991 tree_view->priv->button_pressed_tree = NULL;
1992 tree_view->priv->prelight_tree = NULL;
1993 tree_view->priv->prelight_node = NULL;
1994 tree_view->priv->expanded_collapsed_node = NULL;
1995 tree_view->priv->expanded_collapsed_tree = NULL;
1999 gtk_tree_view_destroy (GtkWidget *widget)
2001 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2004 gtk_tree_view_stop_editing (tree_view, TRUE);
2006 if (tree_view->priv->columns != NULL)
2008 list = tree_view->priv->columns;
2011 GtkTreeViewColumn *column;
2012 column = GTK_TREE_VIEW_COLUMN (list->data);
2014 gtk_tree_view_remove_column (tree_view, column);
2016 tree_view->priv->columns = NULL;
2019 if (tree_view->priv->tree != NULL)
2021 gtk_tree_view_unref_and_check_selection_tree (tree_view, tree_view->priv->tree);
2023 gtk_tree_view_free_rbtree (tree_view);
2026 if (tree_view->priv->selection != NULL)
2028 _gtk_tree_selection_set_tree_view (tree_view->priv->selection, NULL);
2029 g_object_unref (tree_view->priv->selection);
2030 tree_view->priv->selection = NULL;
2033 if (tree_view->priv->scroll_to_path != NULL)
2035 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
2036 tree_view->priv->scroll_to_path = NULL;
2039 if (tree_view->priv->drag_dest_row != NULL)
2041 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
2042 tree_view->priv->drag_dest_row = NULL;
2045 if (tree_view->priv->top_row != NULL)
2047 gtk_tree_row_reference_free (tree_view->priv->top_row);
2048 tree_view->priv->top_row = NULL;
2051 if (tree_view->priv->column_drop_func_data &&
2052 tree_view->priv->column_drop_func_data_destroy)
2054 tree_view->priv->column_drop_func_data_destroy (tree_view->priv->column_drop_func_data);
2055 tree_view->priv->column_drop_func_data = NULL;
2058 if (tree_view->priv->destroy_count_destroy &&
2059 tree_view->priv->destroy_count_data)
2061 tree_view->priv->destroy_count_destroy (tree_view->priv->destroy_count_data);
2062 tree_view->priv->destroy_count_data = NULL;
2065 gtk_tree_row_reference_free (tree_view->priv->anchor);
2066 tree_view->priv->anchor = NULL;
2068 /* destroy interactive search dialog */
2069 if (tree_view->priv->search_window)
2071 gtk_widget_destroy (tree_view->priv->search_window);
2072 tree_view->priv->search_window = NULL;
2073 tree_view->priv->search_entry = NULL;
2074 if (tree_view->priv->typeselect_flush_timeout)
2076 g_source_remove (tree_view->priv->typeselect_flush_timeout);
2077 tree_view->priv->typeselect_flush_timeout = 0;
2081 if (tree_view->priv->search_destroy && tree_view->priv->search_user_data)
2083 tree_view->priv->search_destroy (tree_view->priv->search_user_data);
2084 tree_view->priv->search_user_data = NULL;
2087 if (tree_view->priv->search_position_destroy && tree_view->priv->search_position_user_data)
2089 tree_view->priv->search_position_destroy (tree_view->priv->search_position_user_data);
2090 tree_view->priv->search_position_user_data = NULL;
2093 if (tree_view->priv->row_separator_destroy && tree_view->priv->row_separator_data)
2095 tree_view->priv->row_separator_destroy (tree_view->priv->row_separator_data);
2096 tree_view->priv->row_separator_data = NULL;
2099 gtk_tree_view_set_model (tree_view, NULL);
2101 if (tree_view->priv->hadjustment)
2103 g_object_unref (tree_view->priv->hadjustment);
2104 tree_view->priv->hadjustment = NULL;
2106 if (tree_view->priv->vadjustment)
2108 g_object_unref (tree_view->priv->vadjustment);
2109 tree_view->priv->vadjustment = NULL;
2112 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->destroy (widget);
2115 /* GtkWidget::map helper */
2117 gtk_tree_view_map_buttons (GtkTreeView *tree_view)
2121 g_return_if_fail (gtk_widget_get_mapped (GTK_WIDGET (tree_view)));
2123 if (tree_view->priv->headers_visible)
2125 GtkTreeViewColumn *column;
2129 for (list = tree_view->priv->columns; list; list = list->next)
2131 column = list->data;
2132 button = gtk_tree_view_column_get_button (column);
2134 if (gtk_tree_view_column_get_visible (column) && button)
2135 gtk_widget_show_now (button);
2137 if (gtk_widget_get_visible (button) &&
2138 !gtk_widget_get_mapped (button))
2139 gtk_widget_map (button);
2141 for (list = tree_view->priv->columns; list; list = list->next)
2143 column = list->data;
2144 if (gtk_tree_view_column_get_visible (column) == FALSE)
2147 window = _gtk_tree_view_column_get_window (column);
2148 if (gtk_tree_view_column_get_resizable (column))
2150 gdk_window_raise (window);
2151 gdk_window_show (window);
2154 gdk_window_hide (window);
2156 gdk_window_show (tree_view->priv->header_window);
2161 gtk_tree_view_map (GtkWidget *widget)
2163 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2166 gtk_widget_set_mapped (widget, TRUE);
2168 tmp_list = tree_view->priv->children;
2171 GtkTreeViewChild *child = tmp_list->data;
2172 tmp_list = tmp_list->next;
2174 if (gtk_widget_get_visible (child->widget))
2176 if (!gtk_widget_get_mapped (child->widget))
2177 gtk_widget_map (child->widget);
2180 gdk_window_show (tree_view->priv->bin_window);
2182 gtk_tree_view_map_buttons (tree_view);
2184 gdk_window_show (gtk_widget_get_window (widget));
2188 gtk_tree_view_ensure_background (GtkTreeView *tree_view)
2190 GtkStyleContext *context;
2192 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
2194 gtk_style_context_save (context);
2195 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
2196 gtk_style_context_set_background (context, tree_view->priv->bin_window);
2197 gtk_style_context_set_background (context, gtk_widget_get_window (GTK_WIDGET (tree_view)));
2198 gtk_style_context_restore (context);
2200 gtk_style_context_set_background (context, tree_view->priv->header_window);
2204 gtk_tree_view_realize (GtkWidget *widget)
2206 GtkAllocation allocation;
2207 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2209 GdkWindowAttr attributes;
2211 gint attributes_mask;
2213 gtk_widget_set_realized (widget, TRUE);
2215 gtk_widget_get_allocation (widget, &allocation);
2217 /* Make the main, clipping window */
2218 attributes.window_type = GDK_WINDOW_CHILD;
2219 attributes.x = allocation.x;
2220 attributes.y = allocation.y;
2221 attributes.width = allocation.width;
2222 attributes.height = allocation.height;
2223 attributes.wclass = GDK_INPUT_OUTPUT;
2224 attributes.visual = gtk_widget_get_visual (widget);
2225 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK;
2227 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
2229 window = gdk_window_new (gtk_widget_get_parent_window (widget),
2230 &attributes, attributes_mask);
2231 gtk_widget_set_window (widget, window);
2232 gdk_window_set_user_data (window, widget);
2234 gtk_widget_get_allocation (widget, &allocation);
2236 /* Make the window for the tree */
2238 attributes.y = gtk_tree_view_get_effective_header_height (tree_view);
2239 attributes.width = MAX (tree_view->priv->width, allocation.width);
2240 attributes.height = allocation.height;
2241 attributes.event_mask = (GDK_EXPOSURE_MASK |
2243 GDK_SMOOTH_SCROLL_MASK |
2244 GDK_POINTER_MOTION_MASK |
2245 GDK_ENTER_NOTIFY_MASK |
2246 GDK_LEAVE_NOTIFY_MASK |
2247 GDK_BUTTON_PRESS_MASK |
2248 GDK_BUTTON_RELEASE_MASK |
2249 gtk_widget_get_events (widget));
2251 tree_view->priv->bin_window = gdk_window_new (window,
2252 &attributes, attributes_mask);
2253 gdk_window_set_user_data (tree_view->priv->bin_window, widget);
2255 gtk_widget_get_allocation (widget, &allocation);
2257 /* Make the column header window */
2260 attributes.width = MAX (tree_view->priv->width, allocation.width);
2261 attributes.height = tree_view->priv->header_height;
2262 attributes.event_mask = (GDK_EXPOSURE_MASK |
2264 GDK_ENTER_NOTIFY_MASK |
2265 GDK_LEAVE_NOTIFY_MASK |
2266 GDK_BUTTON_PRESS_MASK |
2267 GDK_BUTTON_RELEASE_MASK |
2268 GDK_KEY_PRESS_MASK |
2269 GDK_KEY_RELEASE_MASK |
2270 gtk_widget_get_events (widget));
2272 tree_view->priv->header_window = gdk_window_new (window,
2273 &attributes, attributes_mask);
2274 gdk_window_set_user_data (tree_view->priv->header_window, widget);
2276 gtk_tree_view_ensure_background (tree_view);
2278 tmp_list = tree_view->priv->children;
2281 GtkTreeViewChild *child = tmp_list->data;
2282 tmp_list = tmp_list->next;
2284 gtk_widget_set_parent_window (child->widget, tree_view->priv->bin_window);
2287 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
2288 _gtk_tree_view_column_realize_button (GTK_TREE_VIEW_COLUMN (tmp_list->data));
2290 /* Need to call those here, since they create GCs */
2291 gtk_tree_view_set_grid_lines (tree_view, tree_view->priv->grid_lines);
2292 gtk_tree_view_set_enable_tree_lines (tree_view, tree_view->priv->tree_lines_enabled);
2294 install_presize_handler (tree_view);
2298 gtk_tree_view_unrealize (GtkWidget *widget)
2300 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2301 GtkTreeViewPrivate *priv = tree_view->priv;
2304 if (priv->scroll_timeout != 0)
2306 g_source_remove (priv->scroll_timeout);
2307 priv->scroll_timeout = 0;
2310 if (priv->auto_expand_timeout != 0)
2312 g_source_remove (priv->auto_expand_timeout);
2313 priv->auto_expand_timeout = 0;
2316 if (priv->open_dest_timeout != 0)
2318 g_source_remove (priv->open_dest_timeout);
2319 priv->open_dest_timeout = 0;
2322 if (priv->presize_handler_timer != 0)
2324 g_source_remove (priv->presize_handler_timer);
2325 priv->presize_handler_timer = 0;
2328 if (priv->validate_rows_timer != 0)
2330 g_source_remove (priv->validate_rows_timer);
2331 priv->validate_rows_timer = 0;
2334 if (priv->scroll_sync_timer != 0)
2336 g_source_remove (priv->scroll_sync_timer);
2337 priv->scroll_sync_timer = 0;
2340 if (priv->typeselect_flush_timeout)
2342 g_source_remove (priv->typeselect_flush_timeout);
2343 priv->typeselect_flush_timeout = 0;
2346 for (list = priv->columns; list; list = list->next)
2347 _gtk_tree_view_column_unrealize_button (GTK_TREE_VIEW_COLUMN (list->data));
2349 gdk_window_set_user_data (priv->bin_window, NULL);
2350 gdk_window_destroy (priv->bin_window);
2351 priv->bin_window = NULL;
2353 gdk_window_set_user_data (priv->header_window, NULL);
2354 gdk_window_destroy (priv->header_window);
2355 priv->header_window = NULL;
2357 if (priv->drag_window)
2359 gdk_window_set_user_data (priv->drag_window, NULL);
2360 gdk_window_destroy (priv->drag_window);
2361 priv->drag_window = NULL;
2364 if (priv->drag_highlight_window)
2366 gdk_window_set_user_data (priv->drag_highlight_window, NULL);
2367 gdk_window_destroy (priv->drag_highlight_window);
2368 priv->drag_highlight_window = NULL;
2371 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->unrealize (widget);
2374 /* GtkWidget::size_request helper */
2376 gtk_tree_view_size_request_columns (GtkTreeView *tree_view)
2380 tree_view->priv->header_height = 0;
2382 for (list = tree_view->priv->columns; list; list = list->next)
2384 GtkRequisition requisition;
2385 GtkTreeViewColumn *column = list->data;
2386 GtkWidget *button = gtk_tree_view_column_get_button (column);
2391 gtk_widget_get_preferred_size (button, &requisition, NULL);
2392 tree_view->priv->header_height = MAX (tree_view->priv->header_height, requisition.height);
2397 /* Called only by ::size_request */
2399 gtk_tree_view_update_size (GtkTreeView *tree_view)
2402 GtkTreeViewColumn *column;
2405 if (tree_view->priv->model == NULL)
2407 tree_view->priv->width = 0;
2408 tree_view->priv->prev_width = 0;
2409 tree_view->priv->height = 0;
2413 tree_view->priv->prev_width = tree_view->priv->width;
2414 tree_view->priv->width = 0;
2416 /* keep this in sync with size_allocate below */
2417 for (list = tree_view->priv->columns, i = 0; list; list = list->next, i++)
2419 column = list->data;
2420 if (!gtk_tree_view_column_get_visible (column))
2423 tree_view->priv->width += _gtk_tree_view_column_request_width (column);
2426 if (tree_view->priv->tree == NULL)
2427 tree_view->priv->height = 0;
2429 tree_view->priv->height = tree_view->priv->tree->root->offset;
2433 gtk_tree_view_size_request (GtkWidget *widget,
2434 GtkRequisition *requisition,
2435 gboolean may_validate)
2437 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2441 /* we validate some rows initially just to make sure we have some size.
2442 * In practice, with a lot of static lists, this should get a good width.
2444 do_validate_rows (tree_view, FALSE);
2447 gtk_tree_view_size_request_columns (tree_view);
2448 gtk_tree_view_update_size (GTK_TREE_VIEW (widget));
2450 requisition->width = tree_view->priv->width;
2451 requisition->height = tree_view->priv->height + gtk_tree_view_get_effective_header_height (tree_view);
2455 gtk_tree_view_get_preferred_width (GtkWidget *widget,
2459 GtkRequisition requisition;
2461 gtk_tree_view_size_request (widget, &requisition, TRUE);
2463 *minimum = *natural = requisition.width;
2467 gtk_tree_view_get_preferred_height (GtkWidget *widget,
2471 GtkRequisition requisition;
2473 gtk_tree_view_size_request (widget, &requisition, TRUE);
2475 *minimum = *natural = requisition.height;
2479 gtk_tree_view_calculate_width_before_expander (GtkTreeView *tree_view)
2485 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
2486 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
2487 list->data != tree_view->priv->expander_column;
2488 list = (rtl ? list->prev : list->next))
2490 GtkTreeViewColumn *column = list->data;
2492 width += gtk_tree_view_column_get_width (column);
2498 /* GtkWidget::size_allocate helper */
2500 gtk_tree_view_size_allocate_columns (GtkWidget *widget,
2501 gboolean *width_changed)
2503 GtkTreeView *tree_view;
2504 GList *list, *first_column, *last_column;
2505 GtkTreeViewColumn *column;
2506 GtkAllocation widget_allocation;
2508 gint extra, extra_per_column, extra_for_last;
2509 gint full_requested_width = 0;
2510 gint number_of_expand_columns = 0;
2512 gboolean update_expand;
2514 tree_view = GTK_TREE_VIEW (widget);
2516 for (last_column = g_list_last (tree_view->priv->columns);
2518 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (last_column->data)));
2519 last_column = last_column->prev)
2521 if (last_column == NULL)
2524 for (first_column = g_list_first (tree_view->priv->columns);
2526 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (first_column->data)));
2527 first_column = first_column->next)
2530 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
2532 /* find out how many extra space and expandable columns we have */
2533 for (list = tree_view->priv->columns; list != last_column->next; list = list->next)
2535 column = (GtkTreeViewColumn *)list->data;
2537 if (!gtk_tree_view_column_get_visible (column))
2540 full_requested_width += _gtk_tree_view_column_request_width (column);
2542 if (gtk_tree_view_column_get_expand (column))
2543 number_of_expand_columns++;
2546 /* Only update the expand value if the width of the widget has changed,
2547 * or the number of expand columns has changed, or if there are no expand
2548 * columns, or if we didn't have an size-allocation yet after the
2549 * last validated node.
2551 update_expand = (width_changed && *width_changed == TRUE)
2552 || number_of_expand_columns != tree_view->priv->last_number_of_expand_columns
2553 || number_of_expand_columns == 0
2554 || tree_view->priv->post_validation_flag == TRUE;
2556 tree_view->priv->post_validation_flag = FALSE;
2558 gtk_widget_get_allocation (widget, &widget_allocation);
2561 extra = tree_view->priv->last_extra_space;
2562 extra_for_last = MAX (widget_allocation.width - full_requested_width - extra, 0);
2566 extra = MAX (widget_allocation.width - full_requested_width, 0);
2569 tree_view->priv->last_extra_space = extra;
2572 if (number_of_expand_columns > 0)
2573 extra_per_column = extra/number_of_expand_columns;
2575 extra_per_column = 0;
2579 tree_view->priv->last_extra_space_per_column = extra_per_column;
2580 tree_view->priv->last_number_of_expand_columns = number_of_expand_columns;
2583 for (list = (rtl ? last_column : first_column);
2584 list != (rtl ? first_column->prev : last_column->next);
2585 list = (rtl ? list->prev : list->next))
2589 column = list->data;
2591 if (!gtk_tree_view_column_get_visible (column))
2594 /* We need to handle the dragged button specially.
2596 if (column == tree_view->priv->drag_column)
2598 GtkAllocation drag_allocation;
2601 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
2603 drag_allocation.x = 0;
2604 drag_allocation.y = 0;
2605 drag_allocation.width = gdk_window_get_width (tree_view->priv->drag_window);
2606 drag_allocation.height = gdk_window_get_height (tree_view->priv->drag_window);
2607 gtk_widget_size_allocate (button, &drag_allocation);
2608 width += drag_allocation.width;
2612 column_width = _gtk_tree_view_column_request_width (column);
2614 if (gtk_tree_view_column_get_expand (column))
2616 if (number_of_expand_columns == 1)
2618 /* We add the remander to the last column as
2620 column_width += extra;
2624 column_width += extra_per_column;
2625 extra -= extra_per_column;
2626 number_of_expand_columns --;
2629 else if (number_of_expand_columns == 0 &&
2630 list == last_column)
2632 column_width += extra;
2635 /* In addition to expand, the last column can get even more
2636 * extra space so all available space is filled up.
2638 if (extra_for_last > 0 && list == last_column)
2639 column_width += extra_for_last;
2641 _gtk_tree_view_column_allocate (column, width, column_width);
2643 width += column_width;
2646 /* We change the width here. The user might have been resizing columns,
2647 * which changes the total width of the tree view. This is of
2648 * importance for getting the horizontal scroll bar right.
2650 if (tree_view->priv->width != width)
2652 tree_view->priv->width = width;
2654 *width_changed = TRUE;
2660 gtk_tree_view_size_allocate (GtkWidget *widget,
2661 GtkAllocation *allocation)
2663 GtkAllocation widget_allocation;
2664 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2666 gboolean width_changed = FALSE;
2669 gtk_widget_get_allocation (widget, &widget_allocation);
2670 old_width = widget_allocation.width;
2671 if (allocation->width != widget_allocation.width)
2672 width_changed = TRUE;
2674 gtk_widget_set_allocation (widget, allocation);
2676 tmp_list = tree_view->priv->children;
2680 GtkAllocation allocation;
2682 GtkTreeViewChild *child = tmp_list->data;
2683 tmp_list = tmp_list->next;
2685 /* totally ignore our child's requisition */
2686 allocation.x = child->x;
2687 allocation.y = child->y;
2688 allocation.width = child->width;
2689 allocation.height = child->height;
2690 gtk_widget_size_allocate (child->widget, &allocation);
2693 /* We size-allocate the columns first because the width of the
2694 * tree view (used in updating the adjustments below) might change.
2696 gtk_tree_view_size_allocate_columns (widget, &width_changed);
2698 g_object_freeze_notify (G_OBJECT (tree_view->priv->hadjustment));
2699 gtk_adjustment_set_page_size (tree_view->priv->hadjustment,
2701 gtk_adjustment_set_page_increment (tree_view->priv->hadjustment,
2702 allocation->width * 0.9);
2703 gtk_adjustment_set_step_increment (tree_view->priv->hadjustment,
2704 allocation->width * 0.1);
2705 gtk_adjustment_set_lower (tree_view->priv->hadjustment, 0);
2706 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
2707 MAX (gtk_adjustment_get_page_size (tree_view->priv->hadjustment),
2708 tree_view->priv->width));
2709 g_object_thaw_notify (G_OBJECT (tree_view->priv->hadjustment));
2711 if (gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL)
2713 if (allocation->width < tree_view->priv->width)
2715 if (tree_view->priv->init_hadjust_value)
2717 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2718 MAX (tree_view->priv->width -
2719 allocation->width, 0));
2720 tree_view->priv->init_hadjust_value = FALSE;
2722 else if (allocation->width != old_width)
2724 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2725 CLAMP (gtk_adjustment_get_value (tree_view->priv->hadjustment) - allocation->width + old_width,
2727 tree_view->priv->width - allocation->width));
2730 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2731 CLAMP (tree_view->priv->width - (tree_view->priv->prev_width - gtk_adjustment_get_value (tree_view->priv->hadjustment)),
2733 tree_view->priv->width - allocation->width));
2737 gtk_adjustment_set_value (tree_view->priv->hadjustment, 0);
2738 tree_view->priv->init_hadjust_value = TRUE;
2742 if (gtk_adjustment_get_value (tree_view->priv->hadjustment) + allocation->width > tree_view->priv->width)
2743 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2744 MAX (tree_view->priv->width -
2745 allocation->width, 0));
2747 g_object_freeze_notify (G_OBJECT (tree_view->priv->vadjustment));
2748 gtk_adjustment_set_page_size (tree_view->priv->vadjustment,
2749 allocation->height -
2750 gtk_tree_view_get_effective_header_height (tree_view));
2751 gtk_adjustment_set_step_increment (tree_view->priv->vadjustment,
2752 gtk_adjustment_get_page_size (tree_view->priv->vadjustment) * 0.1);
2753 gtk_adjustment_set_page_increment (tree_view->priv->vadjustment,
2754 gtk_adjustment_get_page_size (tree_view->priv->vadjustment) * 0.9);
2755 gtk_adjustment_set_lower (tree_view->priv->vadjustment, 0);
2756 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
2757 MAX (gtk_adjustment_get_page_size (tree_view->priv->vadjustment),
2758 tree_view->priv->height));
2759 g_object_thaw_notify (G_OBJECT (tree_view->priv->vadjustment));
2761 /* now the adjustments and window sizes are in sync, we can sync toprow/dy again */
2762 if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
2763 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0);
2764 else if (gtk_adjustment_get_value (tree_view->priv->vadjustment) + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height)
2765 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment),
2766 tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment));
2767 else if (gtk_tree_row_reference_valid (tree_view->priv->top_row))
2768 gtk_tree_view_top_row_to_dy (tree_view);
2770 gtk_tree_view_dy_to_top_row (tree_view);
2772 if (gtk_widget_get_realized (widget))
2774 gdk_window_move_resize (gtk_widget_get_window (widget),
2775 allocation->x, allocation->y,
2776 allocation->width, allocation->height);
2777 gdk_window_move_resize (tree_view->priv->header_window,
2778 - (gint) gtk_adjustment_get_value (tree_view->priv->hadjustment),
2780 MAX (tree_view->priv->width, allocation->width),
2781 tree_view->priv->header_height);
2782 gdk_window_move_resize (tree_view->priv->bin_window,
2783 - (gint) gtk_adjustment_get_value (tree_view->priv->hadjustment),
2784 gtk_tree_view_get_effective_header_height (tree_view),
2785 MAX (tree_view->priv->width, allocation->width),
2786 allocation->height - gtk_tree_view_get_effective_header_height (tree_view));
2788 if (tree_view->priv->tree == NULL)
2789 invalidate_empty_focus (tree_view);
2791 if (width_changed && tree_view->priv->expander_column)
2793 /* Might seem awkward, but is the best heuristic I could come up
2794 * with. Only if the width of the columns before the expander
2795 * changes, we will update the prelight status. It is this
2796 * width that makes the expander move vertically. Always updating
2797 * prelight status causes trouble with hover selections.
2799 gint width_before_expander;
2801 width_before_expander = gtk_tree_view_calculate_width_before_expander (tree_view);
2803 if (tree_view->priv->prev_width_before_expander
2804 != width_before_expander)
2805 update_prelight (tree_view,
2806 tree_view->priv->event_last_x,
2807 tree_view->priv->event_last_y);
2809 tree_view->priv->prev_width_before_expander = width_before_expander;
2814 /* Grabs the focus and unsets the GTK_TREE_VIEW_DRAW_KEYFOCUS flag */
2816 grab_focus_and_unset_draw_keyfocus (GtkTreeView *tree_view)
2818 GtkWidget *widget = GTK_WIDGET (tree_view);
2820 if (gtk_widget_get_can_focus (widget) && !gtk_widget_has_focus (widget))
2821 gtk_widget_grab_focus (widget);
2822 tree_view->priv->draw_keyfocus = 0;
2825 static inline gboolean
2826 row_is_separator (GtkTreeView *tree_view,
2830 gboolean is_separator = FALSE;
2832 if (tree_view->priv->row_separator_func)
2834 GtkTreeIter tmpiter;
2840 if (!gtk_tree_model_get_iter (tree_view->priv->model, &tmpiter, path))
2844 is_separator = tree_view->priv->row_separator_func (tree_view->priv->model,
2846 tree_view->priv->row_separator_data);
2849 return is_separator;
2853 gtk_tree_view_get_expander_size (GtkTreeView *tree_view)
2857 gtk_widget_style_get (GTK_WIDGET (tree_view),
2858 "expander-size", &expander_size,
2860 expander_size += EXPANDER_EXTRA_PADDING;
2862 return expander_size;
2866 gtk_tree_view_button_press (GtkWidget *widget,
2867 GdkEventButton *event)
2869 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2871 GtkTreeViewColumn *column = NULL;
2873 GdkRectangle background_area;
2874 GdkRectangle cell_area;
2875 gint vertical_separator;
2876 gint horizontal_separator;
2877 gboolean path_is_selectable;
2880 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
2881 gtk_tree_view_stop_editing (tree_view, FALSE);
2882 gtk_widget_style_get (widget,
2883 "vertical-separator", &vertical_separator,
2884 "horizontal-separator", &horizontal_separator,
2887 /* Don't handle extra mouse buttons events, let them bubble up */
2888 if (event->button > 5)
2891 /* Because grab_focus can cause reentrancy, we delay grab_focus until after
2892 * we're done handling the button press.
2895 if (event->window == tree_view->priv->bin_window)
2904 gint pre_val, aft_val;
2905 GtkTreeViewColumn *column = NULL;
2906 gint column_handled_click = FALSE;
2907 gboolean row_double_click = FALSE;
2909 gboolean node_selected;
2910 GdkModifierType extend_mod_mask;
2911 GdkModifierType modify_mod_mask;
2914 if (tree_view->priv->tree == NULL)
2916 grab_focus_and_unset_draw_keyfocus (tree_view);
2920 /* are we in an arrow? */
2921 if (tree_view->priv->prelight_node &&
2922 tree_view->priv->arrow_prelit &&
2923 gtk_tree_view_draw_expanders (tree_view))
2925 if (event->button == GDK_BUTTON_PRIMARY)
2927 gtk_grab_add (widget);
2928 tree_view->priv->button_pressed_node = tree_view->priv->prelight_node;
2929 tree_view->priv->button_pressed_tree = tree_view->priv->prelight_tree;
2930 gtk_tree_view_queue_draw_arrow (GTK_TREE_VIEW (widget),
2931 tree_view->priv->prelight_tree,
2932 tree_view->priv->prelight_node);
2935 grab_focus_and_unset_draw_keyfocus (tree_view);
2939 /* find the node that was clicked */
2940 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
2943 y_offset = -_gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
2947 /* We clicked in dead space */
2948 grab_focus_and_unset_draw_keyfocus (tree_view);
2952 /* Get the path and the node */
2953 path = _gtk_tree_path_new_from_rbtree (tree, node);
2954 path_is_selectable = !row_is_separator (tree_view, NULL, path);
2956 if (!path_is_selectable)
2958 gtk_tree_path_free (path);
2959 grab_focus_and_unset_draw_keyfocus (tree_view);
2963 depth = gtk_tree_path_get_depth (path);
2964 background_area.y = y_offset + event->y;
2965 background_area.height = gtk_tree_view_get_row_height (tree_view, node);
2966 background_area.x = 0;
2969 /* Let the column have a chance at selecting it. */
2970 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
2971 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
2972 list; list = (rtl ? list->prev : list->next))
2974 GtkTreeViewColumn *candidate = list->data;
2976 if (!gtk_tree_view_column_get_visible (candidate))
2979 background_area.width = gtk_tree_view_column_get_width (candidate);
2980 if ((background_area.x > (gint) event->x) ||
2981 (background_area.x + background_area.width <= (gint) event->x))
2983 background_area.x += background_area.width;
2987 /* we found the focus column */
2989 cell_area = background_area;
2990 cell_area.width -= horizontal_separator;
2991 cell_area.height -= vertical_separator;
2992 cell_area.x += horizontal_separator/2;
2993 cell_area.y += vertical_separator/2;
2994 if (gtk_tree_view_is_expander_column (tree_view, column))
2997 cell_area.x += (depth - 1) * tree_view->priv->level_indentation;
2998 cell_area.width -= (depth - 1) * tree_view->priv->level_indentation;
3000 if (gtk_tree_view_draw_expanders (tree_view))
3002 gint expander_size = gtk_tree_view_get_expander_size (tree_view);
3004 cell_area.x += depth * expander_size;
3005 cell_area.width -= depth * expander_size;
3013 gtk_tree_path_free (path);
3014 grab_focus_and_unset_draw_keyfocus (tree_view);
3018 _gtk_tree_view_set_focus_column (tree_view, column);
3020 /* decide if we edit */
3021 if (event->type == GDK_BUTTON_PRESS && event->button == GDK_BUTTON_PRIMARY &&
3022 !(event->state & gtk_accelerator_get_default_mod_mask ()))
3024 GtkTreePath *anchor;
3027 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
3028 gtk_tree_view_column_cell_set_cell_data (column,
3029 tree_view->priv->model,
3031 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
3032 node->children?TRUE:FALSE);
3034 if (tree_view->priv->anchor)
3035 anchor = gtk_tree_row_reference_get_path (tree_view->priv->anchor);
3039 if ((anchor && !gtk_tree_path_compare (anchor, path))
3040 || !_gtk_tree_view_column_has_editable_cell (column))
3042 GtkCellEditable *cell_editable = NULL;
3044 /* FIXME: get the right flags */
3047 if (_gtk_tree_view_column_cell_event (column,
3051 GtkCellArea *area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
3052 cell_editable = gtk_cell_area_get_edit_widget (area);
3054 if (cell_editable != NULL)
3056 gtk_tree_path_free (path);
3057 gtk_tree_path_free (anchor);
3060 column_handled_click = TRUE;
3064 gtk_tree_path_free (anchor);
3068 gtk_widget_get_modifier_mask (widget, GDK_MODIFIER_INTENT_EXTEND_SELECTION);
3071 gtk_widget_get_modifier_mask (widget, GDK_MODIFIER_INTENT_MODIFY_SELECTION);
3074 node_selected = GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED);
3075 pre_val = gtk_adjustment_get_value (tree_view->priv->vadjustment);
3077 /* we only handle selection modifications on the first button press
3079 if (event->type == GDK_BUTTON_PRESS)
3081 GtkCellRenderer *focus_cell;
3083 if ((event->state & modify_mod_mask) == modify_mod_mask)
3084 tree_view->priv->modify_selection_pressed = TRUE;
3085 if ((event->state & extend_mod_mask) == extend_mod_mask)
3086 tree_view->priv->extend_selection_pressed = TRUE;
3088 /* We update the focus cell here, this is also needed if the
3089 * column does not contain an editable cell. In this case,
3090 * GtkCellArea did not receive the event for processing (and
3091 * could not update the focus cell).
3093 focus_cell = _gtk_tree_view_column_get_cell_at_pos (column,
3100 gtk_tree_view_column_focus_cell (column, focus_cell);
3102 if (event->state & modify_mod_mask)
3104 gtk_tree_view_real_set_cursor (tree_view, path, CLAMP_NODE);
3105 gtk_tree_view_real_toggle_cursor_row (tree_view);
3107 else if (event->state & extend_mod_mask)
3109 gtk_tree_view_real_set_cursor (tree_view, path, CLAMP_NODE);
3110 gtk_tree_view_real_select_cursor_row (tree_view, FALSE);
3114 gtk_tree_view_real_set_cursor (tree_view, path, CLEAR_AND_SELECT | CLAMP_NODE);
3117 tree_view->priv->modify_selection_pressed = FALSE;
3118 tree_view->priv->extend_selection_pressed = FALSE;
3121 /* the treeview may have been scrolled because of _set_cursor,
3125 aft_val = gtk_adjustment_get_value (tree_view->priv->vadjustment);
3126 dval = pre_val - aft_val;
3128 cell_area.y += dval;
3129 background_area.y += dval;
3131 /* Save press to possibly begin a drag
3133 if (!column_handled_click &&
3134 !tree_view->priv->in_grab &&
3135 tree_view->priv->pressed_button < 0)
3137 tree_view->priv->pressed_button = event->button;
3138 tree_view->priv->press_start_x = event->x;
3139 tree_view->priv->press_start_y = event->y;
3141 if (tree_view->priv->rubber_banding_enable
3143 && gtk_tree_selection_get_mode (tree_view->priv->selection) == GTK_SELECTION_MULTIPLE)
3145 tree_view->priv->press_start_y += tree_view->priv->dy;
3146 tree_view->priv->rubber_band_x = event->x;
3147 tree_view->priv->rubber_band_y = event->y + tree_view->priv->dy;
3148 tree_view->priv->rubber_band_status = RUBBER_BAND_MAYBE_START;
3150 if ((event->state & modify_mod_mask) == modify_mod_mask)
3151 tree_view->priv->rubber_band_modify = TRUE;
3152 if ((event->state & extend_mod_mask) == extend_mod_mask)
3153 tree_view->priv->rubber_band_extend = TRUE;
3157 /* Test if a double click happened on the same row. */
3158 if (event->button == GDK_BUTTON_PRIMARY && event->type == GDK_BUTTON_PRESS)
3160 int double_click_time, double_click_distance;
3162 g_object_get (gtk_settings_get_default (),
3163 "gtk-double-click-time", &double_click_time,
3164 "gtk-double-click-distance", &double_click_distance,
3167 /* Same conditions as _gdk_event_button_generate */
3168 if (tree_view->priv->last_button_x != -1 &&
3169 (event->time < tree_view->priv->last_button_time + double_click_time) &&
3170 (ABS (event->x - tree_view->priv->last_button_x) <= double_click_distance) &&
3171 (ABS (event->y - tree_view->priv->last_button_y) <= double_click_distance))
3173 /* We do no longer compare paths of this row and the
3174 * row clicked previously. We use the double click
3175 * distance to decide whether this is a valid click,
3176 * allowing the mouse to slightly move over another row.
3178 row_double_click = TRUE;
3180 tree_view->priv->last_button_time = 0;
3181 tree_view->priv->last_button_x = -1;
3182 tree_view->priv->last_button_y = -1;
3186 tree_view->priv->last_button_time = event->time;
3187 tree_view->priv->last_button_x = event->x;
3188 tree_view->priv->last_button_y = event->y;
3192 if (row_double_click)
3194 gtk_grab_remove (widget);
3195 gtk_tree_view_row_activated (tree_view, path, column);
3197 if (tree_view->priv->pressed_button == event->button)
3198 tree_view->priv->pressed_button = -1;
3201 gtk_tree_path_free (path);
3203 /* If we activated the row through a double click we don't want to grab
3204 * focus back, as moving focus to another widget is pretty common.
3206 if (!row_double_click)
3207 grab_focus_and_unset_draw_keyfocus (tree_view);
3212 /* We didn't click in the window. Let's check to see if we clicked on a column resize window.
3214 for (i = 0, list = tree_view->priv->columns; list; list = list->next, i++)
3216 column = list->data;
3217 if (event->window == _gtk_tree_view_column_get_window (column) &&
3218 gtk_tree_view_column_get_resizable (column) &&
3219 _gtk_tree_view_column_get_window (column))
3223 if (event->type == GDK_2BUTTON_PRESS &&
3224 gtk_tree_view_column_get_sizing (column) != GTK_TREE_VIEW_COLUMN_AUTOSIZE)
3226 _gtk_tree_view_column_set_use_resized_width (column, FALSE);
3227 _gtk_tree_view_column_autosize (tree_view, column);
3231 if (gdk_device_grab (gdk_event_get_device ((GdkEvent*)event),
3232 _gtk_tree_view_column_get_window (column),
3235 GDK_POINTER_MOTION_HINT_MASK
3236 | GDK_BUTTON1_MOTION_MASK
3237 | GDK_BUTTON_RELEASE_MASK,
3239 event->time) != GDK_GRAB_SUCCESS)
3242 gtk_grab_add (widget);
3243 tree_view->priv->in_column_resize = TRUE;
3245 _gtk_tree_view_column_set_resized_width (column, gtk_tree_view_column_get_width (column) -
3246 tree_view->priv->last_extra_space_per_column);
3248 /* block attached dnd signal handler */
3249 drag_data = g_object_get_data (G_OBJECT (widget), "gtk-site-data");
3251 g_signal_handlers_block_matched (widget,
3252 G_SIGNAL_MATCH_DATA,
3256 tree_view->priv->drag_pos = i;
3257 tree_view->priv->x_drag = gtk_tree_view_column_get_x_offset (column) + (rtl ? 0 : gtk_tree_view_column_get_width (column));
3259 if (!gtk_widget_has_focus (widget))
3260 gtk_widget_grab_focus (widget);
3268 /* GtkWidget::button_release_event helper */
3270 gtk_tree_view_button_release_drag_column (GtkWidget *widget,
3271 GdkEventButton *event)
3273 GtkTreeView *tree_view;
3277 GdkDevice *device, *other;
3279 tree_view = GTK_TREE_VIEW (widget);
3281 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
3282 device = gdk_event_get_device ((GdkEvent*)event);
3283 other = gdk_device_get_associated_device (device);
3284 gdk_device_ungrab (device, event->time);
3285 gdk_device_ungrab (other, event->time);
3287 /* Move the button back */
3288 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
3289 g_object_ref (button);
3290 gtk_container_remove (GTK_CONTAINER (tree_view), button);
3291 gtk_widget_set_parent_window (button, tree_view->priv->header_window);
3292 gtk_widget_set_parent (button, GTK_WIDGET (tree_view));
3293 g_object_unref (button);
3294 gtk_widget_queue_resize (widget);
3295 if (gtk_tree_view_column_get_resizable (tree_view->priv->drag_column))
3297 gdk_window_raise (_gtk_tree_view_column_get_window (tree_view->priv->drag_column));
3298 gdk_window_show (_gtk_tree_view_column_get_window (tree_view->priv->drag_column));
3301 gdk_window_hide (_gtk_tree_view_column_get_window (tree_view->priv->drag_column));
3303 gtk_widget_grab_focus (button);
3307 if (tree_view->priv->cur_reorder &&
3308 tree_view->priv->cur_reorder->right_column != tree_view->priv->drag_column)
3309 gtk_tree_view_move_column_after (tree_view, tree_view->priv->drag_column,
3310 tree_view->priv->cur_reorder->right_column);
3314 if (tree_view->priv->cur_reorder &&
3315 tree_view->priv->cur_reorder->left_column != tree_view->priv->drag_column)
3316 gtk_tree_view_move_column_after (tree_view, tree_view->priv->drag_column,
3317 tree_view->priv->cur_reorder->left_column);
3319 tree_view->priv->drag_column = NULL;
3320 gdk_window_hide (tree_view->priv->drag_window);
3322 for (l = tree_view->priv->column_drag_info; l != NULL; l = l->next)
3323 g_slice_free (GtkTreeViewColumnReorder, l->data);
3324 g_list_free (tree_view->priv->column_drag_info);
3325 tree_view->priv->column_drag_info = NULL;
3326 tree_view->priv->cur_reorder = NULL;
3328 if (tree_view->priv->drag_highlight_window)
3329 gdk_window_hide (tree_view->priv->drag_highlight_window);
3331 /* Reset our flags */
3332 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_UNSET;
3333 tree_view->priv->in_column_drag = FALSE;
3338 /* GtkWidget::button_release_event helper */
3340 gtk_tree_view_button_release_column_resize (GtkWidget *widget,
3341 GdkEventButton *event)
3343 GtkTreeView *tree_view;
3346 tree_view = GTK_TREE_VIEW (widget);
3348 tree_view->priv->drag_pos = -1;
3350 /* unblock attached dnd signal handler */
3351 drag_data = g_object_get_data (G_OBJECT (widget), "gtk-site-data");
3353 g_signal_handlers_unblock_matched (widget,
3354 G_SIGNAL_MATCH_DATA,
3358 tree_view->priv->in_column_resize = FALSE;
3359 gtk_grab_remove (widget);
3360 gdk_device_ungrab (gdk_event_get_device ((GdkEvent*)event), event->time);
3365 gtk_tree_view_button_release (GtkWidget *widget,
3366 GdkEventButton *event)
3368 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
3370 if (tree_view->priv->in_column_drag)
3371 return gtk_tree_view_button_release_drag_column (widget, event);
3373 if (tree_view->priv->rubber_band_status)
3374 gtk_tree_view_stop_rubber_band (tree_view);
3376 if (tree_view->priv->pressed_button == event->button)
3377 tree_view->priv->pressed_button = -1;
3379 if (tree_view->priv->in_column_resize)
3380 return gtk_tree_view_button_release_column_resize (widget, event);
3382 if (tree_view->priv->button_pressed_node == NULL)
3385 if (event->button == GDK_BUTTON_PRIMARY)
3387 if (tree_view->priv->button_pressed_node == tree_view->priv->prelight_node &&
3388 tree_view->priv->arrow_prelit)
3390 GtkTreePath *path = NULL;
3392 path = _gtk_tree_path_new_from_rbtree (tree_view->priv->button_pressed_tree,
3393 tree_view->priv->button_pressed_node);
3394 /* Actually activate the node */
3395 if (tree_view->priv->button_pressed_node->children == NULL)
3396 gtk_tree_view_real_expand_row (tree_view, path,
3397 tree_view->priv->button_pressed_tree,
3398 tree_view->priv->button_pressed_node,
3401 gtk_tree_view_real_collapse_row (GTK_TREE_VIEW (widget), path,
3402 tree_view->priv->button_pressed_tree,
3403 tree_view->priv->button_pressed_node, TRUE);
3404 gtk_tree_path_free (path);
3407 gtk_grab_remove (widget);
3408 tree_view->priv->button_pressed_tree = NULL;
3409 tree_view->priv->button_pressed_node = NULL;
3416 gtk_tree_view_grab_broken (GtkWidget *widget,
3417 GdkEventGrabBroken *event)
3419 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
3421 if (tree_view->priv->in_column_drag)
3422 gtk_tree_view_button_release_drag_column (widget, (GdkEventButton *)event);
3424 if (tree_view->priv->in_column_resize)
3425 gtk_tree_view_button_release_column_resize (widget, (GdkEventButton *)event);
3432 gtk_tree_view_configure (GtkWidget *widget,
3433 GdkEventConfigure *event)
3435 GtkTreeView *tree_view;
3437 tree_view = GTK_TREE_VIEW (widget);
3438 tree_view->priv->search_position_func (tree_view, tree_view->priv->search_window);
3444 /* GtkWidget::motion_event function set.
3448 coords_are_over_arrow (GtkTreeView *tree_view,
3451 /* these are in bin window coords */
3458 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
3461 if ((node->flags & GTK_RBNODE_IS_PARENT) == 0)
3464 arrow.y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
3465 arrow.height = gtk_tree_view_get_row_height (tree_view, node);
3467 gtk_tree_view_get_arrow_xrange (tree_view, tree, &arrow.x, &x2);
3469 arrow.width = x2 - arrow.x;
3471 return (x >= arrow.x &&
3472 x < (arrow.x + arrow.width) &&
3474 y < (arrow.y + arrow.height));
3478 auto_expand_timeout (gpointer data)
3480 GtkTreeView *tree_view = GTK_TREE_VIEW (data);
3483 if (tree_view->priv->prelight_node)
3485 path = _gtk_tree_path_new_from_rbtree (tree_view->priv->prelight_tree,
3486 tree_view->priv->prelight_node);
3488 if (tree_view->priv->prelight_node->children)
3489 gtk_tree_view_collapse_row (tree_view, path);
3491 gtk_tree_view_expand_row (tree_view, path, FALSE);
3493 gtk_tree_path_free (path);
3496 tree_view->priv->auto_expand_timeout = 0;
3502 remove_auto_expand_timeout (GtkTreeView *tree_view)
3504 if (tree_view->priv->auto_expand_timeout != 0)
3506 g_source_remove (tree_view->priv->auto_expand_timeout);
3507 tree_view->priv->auto_expand_timeout = 0;
3512 do_prelight (GtkTreeView *tree_view,
3515 /* these are in bin_window coords */
3519 if (tree_view->priv->prelight_tree == tree &&
3520 tree_view->priv->prelight_node == node)
3522 /* We are still on the same node,
3523 but we might need to take care of the arrow */
3525 if (tree && node && gtk_tree_view_draw_expanders (tree_view))
3527 gboolean over_arrow;
3529 over_arrow = coords_are_over_arrow (tree_view, tree, node, x, y);
3531 if (over_arrow != tree_view->priv->arrow_prelit)
3534 tree_view->priv->arrow_prelit = TRUE;
3536 tree_view->priv->arrow_prelit = FALSE;
3538 gtk_tree_view_queue_draw_arrow (tree_view, tree, node);
3545 if (tree_view->priv->prelight_tree && tree_view->priv->prelight_node)
3547 /* Unprelight the old node and arrow */
3549 GTK_RBNODE_UNSET_FLAG (tree_view->priv->prelight_node,
3550 GTK_RBNODE_IS_PRELIT);
3552 if (tree_view->priv->arrow_prelit
3553 && gtk_tree_view_draw_expanders (tree_view))
3555 tree_view->priv->arrow_prelit = FALSE;
3557 gtk_tree_view_queue_draw_arrow (tree_view,
3558 tree_view->priv->prelight_tree,
3559 tree_view->priv->prelight_node);
3562 _gtk_tree_view_queue_draw_node (tree_view,
3563 tree_view->priv->prelight_tree,
3564 tree_view->priv->prelight_node,
3569 if (tree_view->priv->hover_expand)
3570 remove_auto_expand_timeout (tree_view);
3572 /* Set the new prelight values */
3573 tree_view->priv->prelight_node = node;
3574 tree_view->priv->prelight_tree = tree;
3579 /* Prelight the new node and arrow */
3581 if (gtk_tree_view_draw_expanders (tree_view)
3582 && coords_are_over_arrow (tree_view, tree, node, x, y))
3584 tree_view->priv->arrow_prelit = TRUE;
3586 gtk_tree_view_queue_draw_arrow (tree_view, tree, node);
3589 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_PRELIT);
3591 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
3593 if (tree_view->priv->hover_expand)
3595 tree_view->priv->auto_expand_timeout =
3596 gdk_threads_add_timeout (AUTO_EXPAND_TIMEOUT, auto_expand_timeout, tree_view);
3601 prelight_or_select (GtkTreeView *tree_view,
3604 /* these are in bin_window coords */
3608 GtkSelectionMode mode = gtk_tree_selection_get_mode (tree_view->priv->selection);
3610 if (tree_view->priv->hover_selection &&
3611 (mode == GTK_SELECTION_SINGLE || mode == GTK_SELECTION_BROWSE) &&
3612 !(tree_view->priv->edited_column &&
3613 gtk_cell_area_get_edit_widget
3614 (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->edited_column)))))
3618 if (!GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
3622 path = _gtk_tree_path_new_from_rbtree (tree, node);
3623 gtk_tree_selection_select_path (tree_view->priv->selection, path);
3624 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
3626 tree_view->priv->draw_keyfocus = FALSE;
3627 gtk_tree_view_real_set_cursor (tree_view, path, 0);
3629 gtk_tree_path_free (path);
3633 else if (mode == GTK_SELECTION_SINGLE)
3634 gtk_tree_selection_unselect_all (tree_view->priv->selection);
3637 do_prelight (tree_view, tree, node, x, y);
3641 ensure_unprelighted (GtkTreeView *tree_view)
3643 do_prelight (tree_view,
3645 -1000, -1000); /* coords not possibly over an arrow */
3647 g_assert (tree_view->priv->prelight_node == NULL);
3651 update_prelight (GtkTreeView *tree_view,
3659 if (tree_view->priv->tree == NULL)
3664 ensure_unprelighted (tree_view);
3668 new_y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, y);
3672 _gtk_rbtree_find_offset (tree_view->priv->tree,
3673 new_y, &tree, &node);
3676 prelight_or_select (tree_view, tree, node, x, y);
3682 /* Our motion arrow is either a box (in the case of the original spot)
3683 * or an arrow. It is expander_size wide.
3706 gtk_tree_view_motion_draw_column_motion_arrow (GtkTreeView *tree_view)
3708 GtkTreeViewColumnReorder *reorder = tree_view->priv->cur_reorder;
3709 GtkWidget *widget = GTK_WIDGET (tree_view);
3710 cairo_surface_t *mask_image;
3711 cairo_region_t *mask_region;
3716 gint arrow_type = DRAG_COLUMN_WINDOW_STATE_UNSET;
3717 GdkWindowAttr attributes;
3718 guint attributes_mask;
3722 reorder->left_column == tree_view->priv->drag_column ||
3723 reorder->right_column == tree_view->priv->drag_column)
3724 arrow_type = DRAG_COLUMN_WINDOW_STATE_ORIGINAL;
3725 else if (reorder->left_column || reorder->right_column)
3727 GtkAllocation left_allocation, right_allocation;
3728 GdkRectangle visible_rect;
3731 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
3732 if (reorder->left_column)
3734 button = gtk_tree_view_column_get_button (reorder->left_column);
3735 gtk_widget_get_allocation (button, &left_allocation);
3736 x = left_allocation.x + left_allocation.width;
3740 button = gtk_tree_view_column_get_button (reorder->right_column);
3741 gtk_widget_get_allocation (button, &right_allocation);
3742 x = right_allocation.x;
3745 if (x < visible_rect.x)
3746 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT;
3747 else if (x > visible_rect.x + visible_rect.width)
3748 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT;
3750 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW;
3753 /* We want to draw the rectangle over the initial location. */
3754 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ORIGINAL)
3756 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ORIGINAL)
3758 GtkAllocation drag_allocation;
3761 if (tree_view->priv->drag_highlight_window)
3763 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
3765 gdk_window_destroy (tree_view->priv->drag_highlight_window);
3768 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
3769 attributes.window_type = GDK_WINDOW_CHILD;
3770 attributes.wclass = GDK_INPUT_OUTPUT;
3771 attributes.x = tree_view->priv->drag_column_x;
3773 gtk_widget_get_allocation (button, &drag_allocation);
3774 width = attributes.width = drag_allocation.width;
3775 height = attributes.height = drag_allocation.height;
3776 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
3777 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
3778 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
3779 tree_view->priv->drag_highlight_window = gdk_window_new (tree_view->priv->header_window, &attributes, attributes_mask);
3780 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
3782 mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
3783 cr = cairo_create (mask_image);
3785 cairo_rectangle (cr, 1, 1, width - 2, height - 2);
3789 mask_region = gdk_cairo_region_create_from_surface (mask_image);
3790 gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
3793 cairo_region_destroy (mask_region);
3794 cairo_surface_destroy (mask_image);
3796 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_ORIGINAL;
3799 else if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW)
3801 GtkAllocation button_allocation;
3804 width = gtk_tree_view_get_expander_size (tree_view);
3806 /* Get x, y, width, height of arrow */
3807 gdk_window_get_origin (tree_view->priv->header_window, &x, &y);
3808 if (reorder->left_column)
3810 button = gtk_tree_view_column_get_button (reorder->left_column);
3811 gtk_widget_get_allocation (button, &button_allocation);
3812 x += button_allocation.x + button_allocation.width - width/2;
3813 height = button_allocation.height;
3817 button = gtk_tree_view_column_get_button (reorder->right_column);
3818 gtk_widget_get_allocation (button, &button_allocation);
3819 x += button_allocation.x - width/2;
3820 height = button_allocation.height;
3822 y -= width/2; /* The arrow takes up only half the space */
3825 /* Create the new window */
3826 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW)
3828 if (tree_view->priv->drag_highlight_window)
3830 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
3832 gdk_window_destroy (tree_view->priv->drag_highlight_window);
3835 attributes.window_type = GDK_WINDOW_TEMP;
3836 attributes.wclass = GDK_INPUT_OUTPUT;
3837 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
3838 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
3839 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
3842 attributes.width = width;
3843 attributes.height = height;
3844 tree_view->priv->drag_highlight_window = gdk_window_new (gtk_widget_get_root_window (widget),
3845 &attributes, attributes_mask);
3846 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
3848 mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
3850 cr = cairo_create (mask_image);
3851 cairo_move_to (cr, 0, 0);
3852 cairo_line_to (cr, width, 0);
3853 cairo_line_to (cr, width / 2., width / 2);
3854 cairo_move_to (cr, 0, height);
3855 cairo_line_to (cr, width, height);
3856 cairo_line_to (cr, width / 2., height - width / 2.);
3860 mask_region = gdk_cairo_region_create_from_surface (mask_image);
3861 gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
3864 cairo_region_destroy (mask_region);
3865 cairo_surface_destroy (mask_image);
3868 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_ARROW;
3869 gdk_window_move (tree_view->priv->drag_highlight_window, x, y);
3871 else if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT ||
3872 arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
3874 GtkAllocation allocation;
3878 expander_size = gtk_tree_view_get_expander_size (tree_view);
3880 /* Get x, y, width, height of arrow */
3881 width = expander_size/2; /* remember, the arrow only takes half the available width */
3882 gdk_window_get_origin (gtk_widget_get_window (widget),
3884 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
3886 gtk_widget_get_allocation (widget, &allocation);
3887 x += allocation.width - width;
3890 if (reorder->left_column)
3892 button = gtk_tree_view_column_get_button (reorder->left_column);
3893 gtk_widget_get_allocation (button, &allocation);
3894 height = allocation.height;
3898 button = gtk_tree_view_column_get_button (reorder->right_column);
3899 gtk_widget_get_allocation (button, &allocation);
3900 height = allocation.height;
3904 height += 2 * expander_size;
3906 /* Create the new window */
3907 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT &&
3908 tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
3910 if (tree_view->priv->drag_highlight_window)
3912 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
3914 gdk_window_destroy (tree_view->priv->drag_highlight_window);
3917 attributes.window_type = GDK_WINDOW_TEMP;
3918 attributes.wclass = GDK_INPUT_OUTPUT;
3919 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
3920 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
3921 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
3924 attributes.width = width;
3925 attributes.height = height;
3926 tree_view->priv->drag_highlight_window = gdk_window_new (NULL, &attributes, attributes_mask);
3927 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
3929 mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
3931 cr = cairo_create (mask_image);
3932 /* mirror if we're on the left */
3933 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT)
3935 cairo_translate (cr, width, 0);
3936 cairo_scale (cr, -1, 1);
3938 cairo_move_to (cr, 0, 0);
3939 cairo_line_to (cr, width, width);
3940 cairo_line_to (cr, 0, expander_size);
3941 cairo_move_to (cr, 0, height);
3942 cairo_line_to (cr, width, height - width);
3943 cairo_line_to (cr, 0, height - expander_size);
3947 mask_region = gdk_cairo_region_create_from_surface (mask_image);
3948 gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
3951 cairo_region_destroy (mask_region);
3952 cairo_surface_destroy (mask_image);
3955 tree_view->priv->drag_column_window_state = arrow_type;
3956 gdk_window_move (tree_view->priv->drag_highlight_window, x, y);
3960 g_warning (G_STRLOC"Invalid GtkTreeViewColumnReorder struct");
3961 gdk_window_hide (tree_view->priv->drag_highlight_window);
3965 gdk_window_show (tree_view->priv->drag_highlight_window);
3966 gdk_window_raise (tree_view->priv->drag_highlight_window);
3970 gtk_tree_view_motion_resize_column (GtkWidget *widget,
3971 GdkEventMotion *event)
3975 GtkTreeViewColumn *column;
3976 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
3978 column = gtk_tree_view_get_column (tree_view, tree_view->priv->drag_pos);
3980 if (event->is_hint || event->window != gtk_widget_get_window (widget))
3981 gdk_window_get_device_position (gtk_widget_get_window (widget),
3982 gdk_event_get_device ((GdkEvent *) event),
3987 if (tree_view->priv->hadjustment)
3988 x += gtk_adjustment_get_value (tree_view->priv->hadjustment);
3990 new_width = gtk_tree_view_new_column_width (tree_view,
3991 tree_view->priv->drag_pos, &x);
3992 if (x != tree_view->priv->x_drag &&
3993 (new_width != gtk_tree_view_column_get_fixed_width (column)))
3995 _gtk_tree_view_column_set_use_resized_width (column, TRUE);
3997 if (gtk_tree_view_column_get_expand (column))
3998 new_width -= tree_view->priv->last_extra_space_per_column;
4000 _gtk_tree_view_column_set_resized_width (column, new_width);
4003 gtk_widget_queue_resize (widget);
4011 gtk_tree_view_update_current_reorder (GtkTreeView *tree_view,
4014 GtkTreeViewColumnReorder *reorder = NULL;
4018 gdk_window_get_device_position (tree_view->priv->header_window,
4019 gdk_event_get_device (event),
4020 &mouse_x, NULL, NULL);
4021 for (list = tree_view->priv->column_drag_info; list; list = list->next)
4023 reorder = (GtkTreeViewColumnReorder *) list->data;
4024 if (mouse_x >= reorder->left_align && mouse_x < reorder->right_align)
4029 /* if (reorder && reorder == tree_view->priv->cur_reorder)
4032 tree_view->priv->cur_reorder = reorder;
4033 gtk_tree_view_motion_draw_column_motion_arrow (tree_view);
4037 gtk_tree_view_vertical_autoscroll (GtkTreeView *tree_view)
4039 GdkRectangle visible_rect;
4043 gdk_window_get_device_position (tree_view->priv->bin_window,
4044 gdk_device_manager_get_client_pointer (
4045 gdk_display_get_device_manager (
4046 gtk_widget_get_display (GTK_WIDGET (tree_view)))),
4048 y += tree_view->priv->dy;
4050 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
4052 /* see if we are near the edge. */
4053 offset = y - (visible_rect.y + 2 * SCROLL_EDGE_SIZE);
4056 offset = y - (visible_rect.y + visible_rect.height - 2 * SCROLL_EDGE_SIZE);
4061 gtk_adjustment_set_value (tree_view->priv->vadjustment,
4062 MAX (gtk_adjustment_get_value (tree_view->priv->vadjustment) + offset, 0.0));
4066 gtk_tree_view_horizontal_autoscroll (GtkTreeView *tree_view,
4069 GdkRectangle visible_rect;
4073 gdk_window_get_device_position (tree_view->priv->bin_window,
4074 gdk_event_get_device (event),
4077 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
4079 /* See if we are near the edge. */
4080 offset = x - (visible_rect.x + SCROLL_EDGE_SIZE);
4083 offset = x - (visible_rect.x + visible_rect.width - SCROLL_EDGE_SIZE);
4089 gtk_adjustment_set_value (tree_view->priv->hadjustment,
4090 MAX (gtk_adjustment_get_value (tree_view->priv->hadjustment) + offset, 0.0));
4097 gtk_tree_view_motion_drag_column (GtkWidget *widget,
4098 GdkEventMotion *event)
4100 GtkAllocation allocation, button_allocation;
4101 GtkTreeView *tree_view = (GtkTreeView *) widget;
4102 GtkTreeViewColumn *column = tree_view->priv->drag_column;
4107 if ((column == NULL) ||
4108 (event->window != tree_view->priv->drag_window))
4111 button = gtk_tree_view_column_get_button (column);
4113 /* Handle moving the header */
4114 gdk_window_get_position (tree_view->priv->drag_window, &x, &y);
4115 gtk_widget_get_allocation (widget, &allocation);
4116 gtk_widget_get_allocation (button, &button_allocation);
4117 x = CLAMP (x + (gint)event->x - _gtk_tree_view_column_get_drag_x (column), 0,
4118 MAX (tree_view->priv->width, allocation.width) - button_allocation.width);
4119 gdk_window_move (tree_view->priv->drag_window, x, y);
4121 /* autoscroll, if needed */
4122 gtk_tree_view_horizontal_autoscroll (tree_view, (GdkEvent *) event);
4123 /* Update the current reorder position and arrow; */
4124 gtk_tree_view_update_current_reorder (tree_view, (GdkEvent *) event);
4130 gtk_tree_view_stop_rubber_band (GtkTreeView *tree_view)
4132 remove_scroll_timeout (tree_view);
4133 gtk_grab_remove (GTK_WIDGET (tree_view));
4135 if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
4137 GtkTreePath *tmp_path;
4139 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
4141 /* The anchor path should be set to the start path */
4142 tmp_path = _gtk_tree_path_new_from_rbtree (tree_view->priv->rubber_band_start_tree,
4143 tree_view->priv->rubber_band_start_node);
4145 if (tree_view->priv->anchor)
4146 gtk_tree_row_reference_free (tree_view->priv->anchor);
4148 tree_view->priv->anchor =
4149 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
4150 tree_view->priv->model,
4153 gtk_tree_path_free (tmp_path);
4155 /* ... and the cursor to the end path */
4156 tmp_path = _gtk_tree_path_new_from_rbtree (tree_view->priv->rubber_band_end_tree,
4157 tree_view->priv->rubber_band_end_node);
4158 gtk_tree_view_real_set_cursor (GTK_TREE_VIEW (tree_view), tmp_path, 0);
4159 gtk_tree_path_free (tmp_path);
4161 _gtk_tree_selection_emit_changed (tree_view->priv->selection);
4164 /* Clear status variables */
4165 tree_view->priv->rubber_band_status = RUBBER_BAND_OFF;
4166 tree_view->priv->rubber_band_extend = FALSE;
4167 tree_view->priv->rubber_band_modify = FALSE;
4169 tree_view->priv->rubber_band_start_node = NULL;
4170 tree_view->priv->rubber_band_start_tree = NULL;
4171 tree_view->priv->rubber_band_end_node = NULL;
4172 tree_view->priv->rubber_band_end_tree = NULL;
4176 gtk_tree_view_update_rubber_band_selection_range (GtkTreeView *tree_view,
4177 GtkRBTree *start_tree,
4178 GtkRBNode *start_node,
4179 GtkRBTree *end_tree,
4180 GtkRBNode *end_node,
4182 gboolean skip_start,
4185 if (start_node == end_node)
4188 /* We skip the first node and jump inside the loop */
4194 /* Small optimization by assuming insensitive nodes are never
4197 if (!GTK_RBNODE_FLAG_SET (start_node, GTK_RBNODE_IS_SELECTED))
4200 gboolean selectable;
4202 path = _gtk_tree_path_new_from_rbtree (start_tree, start_node);
4203 selectable = _gtk_tree_selection_row_is_selectable (tree_view->priv->selection, start_node, path);
4204 gtk_tree_path_free (path);
4207 goto node_not_selectable;
4212 if (tree_view->priv->rubber_band_extend)
4213 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4214 else if (tree_view->priv->rubber_band_modify)
4216 /* Toggle the selection state */
4217 if (GTK_RBNODE_FLAG_SET (start_node, GTK_RBNODE_IS_SELECTED))
4218 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4220 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4223 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4227 /* Mirror the above */
4228 if (tree_view->priv->rubber_band_extend)
4229 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4230 else if (tree_view->priv->rubber_band_modify)
4232 /* Toggle the selection state */
4233 if (GTK_RBNODE_FLAG_SET (start_node, GTK_RBNODE_IS_SELECTED))
4234 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4236 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4239 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4242 _gtk_tree_view_queue_draw_node (tree_view, start_tree, start_node, NULL);
4244 node_not_selectable:
4245 if (start_node == end_node)
4250 if (start_node->children)
4252 start_tree = start_node->children;
4253 start_node = _gtk_rbtree_first (start_tree);
4257 _gtk_rbtree_next_full (start_tree, start_node, &start_tree, &start_node);
4260 /* Ran out of tree */
4264 if (skip_end && start_node == end_node)
4271 gtk_tree_view_update_rubber_band_selection (GtkTreeView *tree_view)
4273 GtkRBTree *start_tree, *end_tree;
4274 GtkRBNode *start_node, *end_node;
4276 _gtk_rbtree_find_offset (tree_view->priv->tree, MIN (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y), &start_tree, &start_node);
4277 _gtk_rbtree_find_offset (tree_view->priv->tree, MAX (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y), &end_tree, &end_node);
4279 /* Handle the start area first */
4280 if (!tree_view->priv->rubber_band_start_node)
4282 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4291 else if (_gtk_rbtree_node_find_offset (start_tree, start_node) <
4292 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_start_tree, tree_view->priv->rubber_band_start_node))
4294 /* New node is above the old one; selection became bigger */
4295 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4298 tree_view->priv->rubber_band_start_tree,
4299 tree_view->priv->rubber_band_start_node,
4304 else if (_gtk_rbtree_node_find_offset (start_tree, start_node) >
4305 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_start_tree, tree_view->priv->rubber_band_start_node))
4307 /* New node is below the old one; selection became smaller */
4308 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4309 tree_view->priv->rubber_band_start_tree,
4310 tree_view->priv->rubber_band_start_node,
4318 tree_view->priv->rubber_band_start_tree = start_tree;
4319 tree_view->priv->rubber_band_start_node = start_node;
4321 /* Next, handle the end area */
4322 if (!tree_view->priv->rubber_band_end_node)
4324 /* In the event this happens, start_node was also NULL; this case is
4330 /* Find the last node in the tree */
4331 _gtk_rbtree_find_offset (tree_view->priv->tree, tree_view->priv->height - 1,
4332 &end_tree, &end_node);
4334 /* Selection reached end of the tree */
4335 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4336 tree_view->priv->rubber_band_end_tree,
4337 tree_view->priv->rubber_band_end_node,
4344 else if (_gtk_rbtree_node_find_offset (end_tree, end_node) >
4345 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_end_tree, tree_view->priv->rubber_band_end_node))
4347 /* New node is below the old one; selection became bigger */
4348 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4349 tree_view->priv->rubber_band_end_tree,
4350 tree_view->priv->rubber_band_end_node,
4357 else if (_gtk_rbtree_node_find_offset (end_tree, end_node) <
4358 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_end_tree, tree_view->priv->rubber_band_end_node))
4360 /* New node is above the old one; selection became smaller */
4361 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4364 tree_view->priv->rubber_band_end_tree,
4365 tree_view->priv->rubber_band_end_node,
4371 tree_view->priv->rubber_band_end_tree = end_tree;
4372 tree_view->priv->rubber_band_end_node = end_node;
4376 gtk_tree_view_update_rubber_band (GtkTreeView *tree_view)
4379 GdkRectangle old_area;
4380 GdkRectangle new_area;
4381 GdkRectangle common;
4382 cairo_region_t *invalid_region;
4384 old_area.x = MIN (tree_view->priv->press_start_x, tree_view->priv->rubber_band_x);
4385 old_area.y = MIN (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y) - tree_view->priv->dy;
4386 old_area.width = ABS (tree_view->priv->rubber_band_x - tree_view->priv->press_start_x) + 1;
4387 old_area.height = ABS (tree_view->priv->rubber_band_y - tree_view->priv->press_start_y) + 1;
4389 gdk_window_get_device_position (tree_view->priv->bin_window,
4390 gdk_device_manager_get_client_pointer (
4391 gdk_display_get_device_manager (
4392 gtk_widget_get_display (GTK_WIDGET (tree_view)))),
4396 y = MAX (y, 0) + tree_view->priv->dy;
4398 new_area.x = MIN (tree_view->priv->press_start_x, x);
4399 new_area.y = MIN (tree_view->priv->press_start_y, y) - tree_view->priv->dy;
4400 new_area.width = ABS (x - tree_view->priv->press_start_x) + 1;
4401 new_area.height = ABS (y - tree_view->priv->press_start_y) + 1;
4403 invalid_region = cairo_region_create_rectangle (&old_area);
4404 cairo_region_union_rectangle (invalid_region, &new_area);
4406 gdk_rectangle_intersect (&old_area, &new_area, &common);
4407 if (common.width > 2 && common.height > 2)
4409 cairo_region_t *common_region;
4411 /* make sure the border is invalidated */
4417 common_region = cairo_region_create_rectangle (&common);
4419 cairo_region_subtract (invalid_region, common_region);
4420 cairo_region_destroy (common_region);
4423 gdk_window_invalidate_region (tree_view->priv->bin_window, invalid_region, TRUE);
4425 cairo_region_destroy (invalid_region);
4427 tree_view->priv->rubber_band_x = x;
4428 tree_view->priv->rubber_band_y = y;
4430 gtk_tree_view_update_rubber_band_selection (tree_view);
4434 gtk_tree_view_paint_rubber_band (GtkTreeView *tree_view,
4438 GtkStyleContext *context;
4442 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
4444 gtk_style_context_save (context);
4445 gtk_style_context_add_class (context, GTK_STYLE_CLASS_RUBBERBAND);
4447 rect.x = MIN (tree_view->priv->press_start_x, tree_view->priv->rubber_band_x);
4448 rect.y = MIN (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y) - tree_view->priv->dy;
4449 rect.width = ABS (tree_view->priv->press_start_x - tree_view->priv->rubber_band_x) + 1;
4450 rect.height = ABS (tree_view->priv->press_start_y - tree_view->priv->rubber_band_y) + 1;
4452 gdk_cairo_rectangle (cr, &rect);
4455 gtk_render_background (context, cr,
4457 rect.width, rect.height);
4458 gtk_render_frame (context, cr,
4460 rect.width, rect.height);
4462 gtk_style_context_restore (context);
4467 gtk_tree_view_motion_bin_window (GtkWidget *widget,
4468 GdkEventMotion *event)
4470 GtkTreeView *tree_view;
4475 tree_view = (GtkTreeView *) widget;
4477 if (tree_view->priv->tree == NULL)
4480 if (tree_view->priv->rubber_band_status == RUBBER_BAND_MAYBE_START)
4482 gtk_grab_add (GTK_WIDGET (tree_view));
4483 gtk_tree_view_update_rubber_band (tree_view);
4485 tree_view->priv->rubber_band_status = RUBBER_BAND_ACTIVE;
4487 else if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
4489 gtk_tree_view_update_rubber_band (tree_view);
4491 add_scroll_timeout (tree_view);
4494 /* only check for an initiated drag when a button is pressed */
4495 if (tree_view->priv->pressed_button >= 0
4496 && !tree_view->priv->rubber_band_status)
4497 gtk_tree_view_maybe_begin_dragging_row (tree_view, event);
4499 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
4503 _gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
4505 /* If we are currently pressing down a button, we don't want to prelight anything else. */
4506 if ((tree_view->priv->button_pressed_node != NULL) &&
4507 (tree_view->priv->button_pressed_node != node))
4510 tree_view->priv->event_last_x = event->x;
4511 tree_view->priv->event_last_y = event->y;
4513 prelight_or_select (tree_view, tree, node, event->x, event->y);
4519 gtk_tree_view_motion (GtkWidget *widget,
4520 GdkEventMotion *event)
4522 GtkTreeView *tree_view;
4524 tree_view = (GtkTreeView *) widget;
4526 /* Resizing a column */
4527 if (tree_view->priv->in_column_resize)
4528 return gtk_tree_view_motion_resize_column (widget, event);
4531 if (tree_view->priv->in_column_drag)
4532 return gtk_tree_view_motion_drag_column (widget, event);
4534 /* Sanity check it */
4535 if (event->window == tree_view->priv->bin_window)
4536 return gtk_tree_view_motion_bin_window (widget, event);
4541 /* Invalidate the focus rectangle near the edge of the bin_window; used when
4542 * the tree is empty.
4545 invalidate_empty_focus (GtkTreeView *tree_view)
4549 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
4554 area.width = gdk_window_get_width (tree_view->priv->bin_window);
4555 area.height = gdk_window_get_height (tree_view->priv->bin_window);
4556 gdk_window_invalidate_rect (tree_view->priv->bin_window, &area, FALSE);
4559 /* Draws a focus rectangle near the edge of the bin_window; used when the tree
4563 draw_empty_focus (GtkTreeView *tree_view, cairo_t *cr)
4565 GtkWidget *widget = GTK_WIDGET (tree_view);
4568 if (!gtk_widget_has_visible_focus (widget))
4571 w = gdk_window_get_width (tree_view->priv->bin_window) - 2;
4572 h = gdk_window_get_height (tree_view->priv->bin_window) - 2;
4576 GtkStyleContext *context;
4578 context = gtk_widget_get_style_context (widget);
4580 gtk_render_focus (context, cr, 1, 1, w, h);
4585 GTK_TREE_VIEW_GRID_LINE,
4586 GTK_TREE_VIEW_TREE_LINE,
4587 GTK_TREE_VIEW_FOREGROUND_LINE
4588 } GtkTreeViewLineType;
4591 gtk_tree_view_draw_line (GtkTreeView *tree_view,
4593 GtkTreeViewLineType type,
4603 case GTK_TREE_VIEW_TREE_LINE:
4604 cairo_set_source_rgb (cr, 0, 0, 0);
4605 cairo_set_line_width (cr, tree_view->priv->tree_line_width);
4606 if (tree_view->priv->tree_line_dashes[0])
4608 tree_view->priv->tree_line_dashes,
4611 case GTK_TREE_VIEW_GRID_LINE:
4612 cairo_set_source_rgb (cr, 0, 0, 0);
4613 cairo_set_line_width (cr, tree_view->priv->grid_line_width);
4614 if (tree_view->priv->grid_line_dashes[0])
4616 tree_view->priv->grid_line_dashes,
4620 g_assert_not_reached ();
4622 case GTK_TREE_VIEW_FOREGROUND_LINE:
4624 GtkStyleContext *context;
4625 GtkStateFlags state;
4628 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
4629 state = gtk_widget_get_state_flags (GTK_WIDGET (tree_view));
4631 cairo_set_line_width (cr, 1.0);
4632 gtk_style_context_get_color (context, state, &color);
4633 gdk_cairo_set_source_rgba (cr, &color);
4639 cairo_move_to (cr, x1 + 0.5, y1 + 0.5);
4640 cairo_line_to (cr, x2 + 0.5, y2 + 0.5);
4647 gtk_tree_view_draw_grid_lines (GtkTreeView *tree_view,
4649 gint n_visible_columns)
4651 GList *list = tree_view->priv->columns;
4655 if (tree_view->priv->grid_lines != GTK_TREE_VIEW_GRID_LINES_VERTICAL
4656 && tree_view->priv->grid_lines != GTK_TREE_VIEW_GRID_LINES_BOTH)
4659 /* Only draw the lines for visible rows and columns */
4660 for (list = tree_view->priv->columns; list; list = list->next, i++)
4662 GtkTreeViewColumn *column = list->data;
4664 /* We don't want a line for the last column */
4665 if (i == n_visible_columns - 1)
4668 if (!gtk_tree_view_column_get_visible (column))
4671 current_x += gtk_tree_view_column_get_width (column);
4673 gtk_tree_view_draw_line (tree_view, cr,
4674 GTK_TREE_VIEW_GRID_LINE,
4676 current_x - 1, tree_view->priv->height);
4680 /* Warning: Very scary function.
4681 * Modify at your own risk
4683 * KEEP IN SYNC WITH gtk_tree_view_create_row_drag_icon()!
4684 * FIXME: It's not...
4687 gtk_tree_view_bin_draw (GtkWidget *widget,
4690 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
4695 GtkRBNode *drag_highlight = NULL;
4696 GtkRBTree *drag_highlight_tree = NULL;
4699 gint y_offset, cell_offset;
4702 GdkRectangle background_area;
4703 GdkRectangle cell_area;
4707 gint expander_cell_width;
4708 gint bin_window_width;
4709 gint bin_window_height;
4710 GtkTreePath *drag_dest_path;
4711 GList *first_column, *last_column;
4712 gint vertical_separator;
4713 gint horizontal_separator;
4714 gboolean allow_rules;
4715 gboolean has_can_focus_cell;
4717 gint n_visible_columns;
4718 gint grid_line_width;
4720 gboolean draw_vgrid_lines, draw_hgrid_lines;
4721 GtkStyleContext *context;
4724 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
4725 context = gtk_widget_get_style_context (widget);
4727 gtk_widget_style_get (widget,
4728 "horizontal-separator", &horizontal_separator,
4729 "vertical-separator", &vertical_separator,
4730 "allow-rules", &allow_rules,
4733 if (tree_view->priv->tree == NULL)
4735 draw_empty_focus (tree_view, cr);
4739 bin_window_width = gdk_window_get_width (tree_view->priv->bin_window);
4740 bin_window_height = gdk_window_get_height (tree_view->priv->bin_window);
4741 cairo_rectangle (cr, 0, 0, bin_window_width, bin_window_height);
4743 if (!gdk_cairo_get_clip_rectangle (cr, &clip))
4746 new_y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, clip.y);
4750 y_offset = -_gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
4752 if (tree_view->priv->height < bin_window_height)
4754 gtk_style_context_save (context);
4755 gtk_style_context_add_class (context, GTK_STYLE_CLASS_CELL);
4757 gtk_render_background (context, cr,
4758 0, tree_view->priv->height,
4760 bin_window_height - tree_view->priv->height);
4762 gtk_style_context_restore (context);
4768 /* find the path for the node */
4769 path = _gtk_tree_path_new_from_rbtree (tree, node);
4770 gtk_tree_model_get_iter (tree_view->priv->model,
4773 depth = gtk_tree_path_get_depth (path);
4774 gtk_tree_path_free (path);
4776 drag_dest_path = NULL;
4778 if (tree_view->priv->drag_dest_row)
4779 drag_dest_path = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
4782 _gtk_tree_view_find_node (tree_view, drag_dest_path,
4783 &drag_highlight_tree, &drag_highlight);
4786 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_VERTICAL
4787 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
4789 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_HORIZONTAL
4790 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
4791 expander_size = gtk_tree_view_get_expander_size (tree_view);
4793 if (draw_vgrid_lines || draw_hgrid_lines)
4794 gtk_widget_style_get (widget, "grid-line-width", &grid_line_width, NULL);
4796 n_visible_columns = 0;
4797 for (list = tree_view->priv->columns; list; list = list->next)
4799 if (!gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
4801 n_visible_columns ++;
4804 /* Find the last column */
4805 for (last_column = g_list_last (tree_view->priv->columns);
4807 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (last_column->data)));
4808 last_column = last_column->prev)
4812 for (first_column = g_list_first (tree_view->priv->columns);
4814 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (first_column->data)));
4815 first_column = first_column->next)
4818 /* Actually process the expose event. To do this, we want to
4819 * start at the first node of the event, and walk the tree in
4820 * order, drawing each successive node.
4823 parity = !(_gtk_rbtree_node_get_index (tree, node) % 2);
4827 gboolean is_separator = FALSE;
4828 gboolean is_first = FALSE;
4829 gboolean is_last = FALSE;
4833 is_separator = row_is_separator (tree_view, &iter, NULL);
4835 max_height = gtk_tree_view_get_row_height (tree_view, node);
4838 highlight_x = 0; /* should match x coord of first cell */
4839 expander_cell_width = 0;
4841 background_area.y = y_offset + clip.y;
4842 background_area.height = max_height;
4846 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PRELIT))
4847 flags |= GTK_CELL_RENDERER_PRELIT;
4849 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
4850 flags |= GTK_CELL_RENDERER_SELECTED;
4852 /* we *need* to set cell data on all cells before the call
4853 * to _has_can_focus_cell, else _has_can_focus_cell() does not
4854 * return a correct value.
4856 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
4858 list = (rtl ? list->prev : list->next))
4860 GtkTreeViewColumn *column = list->data;
4861 gtk_tree_view_column_cell_set_cell_data (column,
4862 tree_view->priv->model,
4864 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
4865 node->children?TRUE:FALSE);
4868 has_can_focus_cell = gtk_tree_view_has_can_focus_cell (tree_view);
4870 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
4872 list = (rtl ? list->prev : list->next))
4874 GtkTreeViewColumn *column = list->data;
4875 GtkRegionFlags row_flags = 0, column_flags = 0;
4876 GtkStateFlags state = 0;
4878 gboolean draw_focus;
4880 if (!gtk_tree_view_column_get_visible (column))
4884 width = gtk_tree_view_column_get_width (column);
4886 if (cell_offset > clip.x + clip.width ||
4887 cell_offset + width < clip.x)
4889 cell_offset += width;
4893 if (gtk_tree_view_column_get_sort_indicator (column))
4894 flags |= GTK_CELL_RENDERER_SORTED;
4896 flags &= ~GTK_CELL_RENDERER_SORTED;
4898 if (tree_view->priv->cursor_node == node)
4899 flags |= GTK_CELL_RENDERER_FOCUSED;
4901 flags &= ~GTK_CELL_RENDERER_FOCUSED;
4903 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT))
4904 flags |= GTK_CELL_RENDERER_EXPANDABLE;
4906 flags &= ~GTK_CELL_RENDERER_EXPANDABLE;
4909 flags |= GTK_CELL_RENDERER_EXPANDED;
4911 flags &= ~GTK_CELL_RENDERER_EXPANDED;
4913 background_area.x = cell_offset;
4914 background_area.width = width;
4916 cell_area = background_area;
4917 cell_area.y += vertical_separator / 2;
4918 cell_area.x += horizontal_separator / 2;
4919 cell_area.height -= vertical_separator;
4920 cell_area.width -= horizontal_separator;
4922 if (draw_vgrid_lines)
4924 if (list == first_column)
4926 cell_area.width -= grid_line_width / 2;
4928 else if (list == last_column)
4930 cell_area.x += grid_line_width / 2;
4931 cell_area.width -= grid_line_width / 2;
4935 cell_area.x += grid_line_width / 2;
4936 cell_area.width -= grid_line_width;
4940 if (draw_hgrid_lines)
4942 cell_area.y += grid_line_width / 2;
4943 cell_area.height -= grid_line_width;
4946 if (!gdk_rectangle_intersect (&clip, &background_area, NULL))
4948 cell_offset += gtk_tree_view_column_get_width (column);
4952 gtk_tree_view_column_cell_set_cell_data (column,
4953 tree_view->priv->model,
4955 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
4956 node->children?TRUE:FALSE);
4958 /* Select the detail for drawing the cell. relevant
4959 * factors are parity, sortedness, and whether to
4962 if (allow_rules && tree_view->priv->has_rules)
4965 row_flags |= GTK_REGION_ODD;
4967 row_flags |= GTK_REGION_EVEN;
4970 if ((flags & GTK_CELL_RENDERER_SORTED) &&
4971 n_visible_columns >= 3)
4972 column_flags |= GTK_REGION_SORTED;
4974 is_first = (rtl ? !list->next : !list->prev);
4975 is_last = (rtl ? !list->prev : !list->next);
4978 column_flags |= GTK_REGION_FIRST;
4981 column_flags |= GTK_REGION_LAST;
4983 if ((n_col % 2) == 0)
4984 column_flags |= GTK_REGION_EVEN;
4986 column_flags |= GTK_REGION_ODD;
4988 gtk_style_context_save (context);
4990 state = gtk_cell_renderer_get_state (NULL, widget, flags);
4991 gtk_style_context_set_state (context, state);
4993 gtk_style_context_add_class (context, GTK_STYLE_CLASS_CELL);
4994 gtk_style_context_add_region (context, GTK_STYLE_REGION_ROW, row_flags);
4995 gtk_style_context_add_region (context, GTK_STYLE_REGION_COLUMN, column_flags);
4997 if (node == tree_view->priv->cursor_node && has_can_focus_cell
4998 && ((column == tree_view->priv->focus_column
4999 && tree_view->priv->draw_keyfocus &&
5000 gtk_widget_has_visible_focus (widget))
5001 || (column == tree_view->priv->edited_column)))
5006 /* Draw background */
5007 gtk_render_background (context, cr,
5010 background_area.width,
5011 background_area.height);
5014 gtk_render_frame (context, cr,
5017 background_area.width,
5018 background_area.height);
5020 if (gtk_tree_view_is_expander_column (tree_view, column))
5023 cell_area.x += (depth - 1) * tree_view->priv->level_indentation;
5024 cell_area.width -= (depth - 1) * tree_view->priv->level_indentation;
5026 if (gtk_tree_view_draw_expanders (tree_view))
5028 int expander_size = gtk_tree_view_get_expander_size (tree_view);
5030 cell_area.x += depth * expander_size;
5031 cell_area.width -= depth * expander_size;
5034 /* If we have an expander column, the highlight underline
5035 * starts with that column, so that it indicates which
5036 * level of the tree we're dropping at.
5038 highlight_x = cell_area.x;
5039 expander_cell_width = cell_area.width;
5043 gtk_style_context_save (context);
5044 gtk_style_context_add_class (context, GTK_STYLE_CLASS_SEPARATOR);
5046 gtk_render_line (context, cr,
5048 cell_area.y + cell_area.height / 2,
5049 cell_area.x + cell_area.width,
5050 cell_area.y + cell_area.height / 2);
5052 gtk_style_context_restore (context);
5056 _gtk_tree_view_column_cell_render (column,
5064 if (gtk_tree_view_draw_expanders (tree_view)
5065 && (node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT)
5067 gtk_tree_view_draw_arrow (GTK_TREE_VIEW (widget),
5077 gtk_style_context_save (context);
5078 gtk_style_context_add_class (context, GTK_STYLE_CLASS_SEPARATOR);
5080 gtk_render_line (context, cr,
5082 cell_area.y + cell_area.height / 2,
5083 cell_area.x + cell_area.width,
5084 cell_area.y + cell_area.height / 2);
5086 gtk_style_context_restore (context);
5089 _gtk_tree_view_column_cell_render (column,
5097 if (draw_hgrid_lines)
5099 if (background_area.y > 0)
5100 gtk_tree_view_draw_line (tree_view, cr,
5101 GTK_TREE_VIEW_GRID_LINE,
5102 background_area.x, background_area.y,
5103 background_area.x + background_area.width,
5106 if (y_offset + max_height >= clip.height)
5107 gtk_tree_view_draw_line (tree_view, cr,
5108 GTK_TREE_VIEW_GRID_LINE,
5109 background_area.x, background_area.y + max_height,
5110 background_area.x + background_area.width,
5111 background_area.y + max_height);
5114 if (gtk_tree_view_is_expander_column (tree_view, column) &&
5115 tree_view->priv->tree_lines_enabled)
5117 gint x = background_area.x;
5118 gint mult = rtl ? -1 : 1;
5119 gint y0 = background_area.y;
5120 gint y1 = background_area.y + background_area.height/2;
5121 gint y2 = background_area.y + background_area.height;
5124 x += background_area.width - 1;
5126 if ((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT
5129 gtk_tree_view_draw_line (tree_view, cr,
5130 GTK_TREE_VIEW_TREE_LINE,
5131 x + expander_size * (depth - 1.5) * mult,
5133 x + expander_size * (depth - 1.1) * mult,
5138 gtk_tree_view_draw_line (tree_view, cr,
5139 GTK_TREE_VIEW_TREE_LINE,
5140 x + expander_size * (depth - 1.5) * mult,
5142 x + expander_size * (depth - 0.5) * mult,
5149 GtkRBNode *tmp_node;
5150 GtkRBTree *tmp_tree;
5152 if (!_gtk_rbtree_next (tree, node))
5153 gtk_tree_view_draw_line (tree_view, cr,
5154 GTK_TREE_VIEW_TREE_LINE,
5155 x + expander_size * (depth - 1.5) * mult,
5157 x + expander_size * (depth - 1.5) * mult,
5160 gtk_tree_view_draw_line (tree_view, cr,
5161 GTK_TREE_VIEW_TREE_LINE,
5162 x + expander_size * (depth - 1.5) * mult,
5164 x + expander_size * (depth - 1.5) * mult,
5167 tmp_node = tree->parent_node;
5168 tmp_tree = tree->parent_tree;
5170 for (i = depth - 2; i > 0; i--)
5172 if (_gtk_rbtree_next (tmp_tree, tmp_node))
5173 gtk_tree_view_draw_line (tree_view, cr,
5174 GTK_TREE_VIEW_TREE_LINE,
5175 x + expander_size * (i - 0.5) * mult,
5177 x + expander_size * (i - 0.5) * mult,
5180 tmp_node = tmp_tree->parent_node;
5181 tmp_tree = tmp_tree->parent_tree;
5186 gtk_style_context_restore (context);
5187 cell_offset += gtk_tree_view_column_get_width (column);
5190 if (node == drag_highlight)
5192 /* Draw indicator for the drop
5194 gint highlight_y = -1;
5195 GtkRBTree *tree = NULL;
5196 GtkRBNode *node = NULL;
5198 gtk_style_context_save (context);
5199 gtk_style_context_add_class (context, GTK_STYLE_CLASS_DND);
5201 switch (tree_view->priv->drag_dest_pos)
5203 case GTK_TREE_VIEW_DROP_BEFORE:
5204 highlight_y = background_area.y - 1;
5205 if (highlight_y < 0)
5209 case GTK_TREE_VIEW_DROP_AFTER:
5210 highlight_y = background_area.y + background_area.height - 1;
5213 case GTK_TREE_VIEW_DROP_INTO_OR_BEFORE:
5214 case GTK_TREE_VIEW_DROP_INTO_OR_AFTER:
5215 _gtk_tree_view_find_node (tree_view, drag_dest_path, &tree, &node);
5220 gtk_render_frame (context, cr,
5221 0, gtk_tree_view_get_row_y_offset (tree_view, tree, node),
5222 gdk_window_get_width (tree_view->priv->bin_window),
5223 gtk_tree_view_get_row_height (tree_view, node));
5227 if (highlight_y >= 0)
5229 gtk_tree_view_draw_line (tree_view, cr,
5230 GTK_TREE_VIEW_FOREGROUND_LINE,
5231 rtl ? highlight_x + expander_cell_width : highlight_x,
5233 rtl ? 0 : bin_window_width,
5237 gtk_style_context_restore (context);
5240 /* draw the big row-spanning focus rectangle, if needed */
5241 if (!has_can_focus_cell && node == tree_view->priv->cursor_node &&
5242 tree_view->priv->draw_keyfocus &&
5243 gtk_widget_has_visible_focus (widget))
5245 gint tmp_y, tmp_height;
5246 GtkStateFlags focus_rect_state = 0;
5248 gtk_style_context_save (context);
5250 focus_rect_state = gtk_cell_renderer_get_state (NULL, widget, flags);
5251 gtk_style_context_set_state (context, focus_rect_state);
5253 if (draw_hgrid_lines)
5255 tmp_y = gtk_tree_view_get_row_y_offset (tree_view, tree, node) + grid_line_width / 2;
5256 tmp_height = gtk_tree_view_get_row_height (tree_view, node) - grid_line_width;
5260 tmp_y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
5261 tmp_height = gtk_tree_view_get_row_height (tree_view, node);
5264 gtk_render_focus (context, cr,
5266 gdk_window_get_width (tree_view->priv->bin_window),
5269 gtk_style_context_restore (context);
5272 y_offset += max_height;
5275 GtkTreeIter parent = iter;
5278 tree = node->children;
5279 node = _gtk_rbtree_first (tree);
5281 has_child = gtk_tree_model_iter_children (tree_view->priv->model,
5287 TREE_VIEW_INTERNAL_ASSERT (has_child, FALSE);
5291 gboolean done = FALSE;
5295 node = _gtk_rbtree_next (tree, node);
5298 gboolean has_next = gtk_tree_model_iter_next (tree_view->priv->model, &iter);
5302 TREE_VIEW_INTERNAL_ASSERT (has_next, FALSE);
5306 GtkTreeIter parent_iter = iter;
5307 gboolean has_parent;
5309 node = tree->parent_node;
5310 tree = tree->parent_tree;
5312 /* we should go to done to free some memory */
5314 has_parent = gtk_tree_model_iter_parent (tree_view->priv->model,
5320 TREE_VIEW_INTERNAL_ASSERT (has_parent, FALSE);
5326 while (y_offset < clip.height);
5329 gtk_tree_view_draw_grid_lines (tree_view, cr, n_visible_columns);
5331 if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
5332 gtk_tree_view_paint_rubber_band (tree_view, cr);
5335 gtk_tree_path_free (drag_dest_path);
5341 gtk_tree_view_draw (GtkWidget *widget,
5344 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
5347 if (gtk_cairo_should_draw_window (cr, tree_view->priv->bin_window))
5349 GtkStyleContext *context;
5352 context = gtk_widget_get_style_context (widget);
5356 gtk_style_context_save (context);
5357 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
5359 gtk_cairo_transform_to_window (cr, widget, tree_view->priv->bin_window);
5361 gtk_tree_view_bin_draw (widget, cr);
5363 gtk_style_context_restore (context);
5366 /* We can't just chain up to Container::draw as it will try to send the
5367 * event to the headers, so we handle propagating it to our children
5368 * (eg. widgets being edited) ourselves.
5370 tmp_list = tree_view->priv->children;
5373 GtkTreeViewChild *child = tmp_list->data;
5374 tmp_list = tmp_list->next;
5376 gtk_container_propagate_draw (GTK_CONTAINER (tree_view), child->widget, cr);
5380 if (gtk_cairo_should_draw_window (cr, tree_view->priv->header_window))
5384 for (list = tree_view->priv->columns; list != NULL; list = list->next)
5386 GtkTreeViewColumn *column = list->data;
5388 if (column == tree_view->priv->drag_column)
5391 if (gtk_tree_view_column_get_visible (column))
5393 button = gtk_tree_view_column_get_button (column);
5394 gtk_container_propagate_draw (GTK_CONTAINER (tree_view),
5400 if (tree_view->priv->drag_window &&
5401 gtk_cairo_should_draw_window (cr, tree_view->priv->drag_window))
5403 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
5404 gtk_container_propagate_draw (GTK_CONTAINER (tree_view),
5419 /* returns 0x1 when no column has been found -- yes it's hackish */
5420 static GtkTreeViewColumn *
5421 gtk_tree_view_get_drop_column (GtkTreeView *tree_view,
5422 GtkTreeViewColumn *column,
5425 GtkTreeViewColumn *left_column = NULL;
5426 GtkTreeViewColumn *cur_column = NULL;
5429 if (!gtk_tree_view_column_get_reorderable (column))
5430 return (GtkTreeViewColumn *)0x1;
5432 switch (drop_position)
5435 /* find first column where we can drop */
5436 tmp_list = tree_view->priv->columns;
5437 if (column == GTK_TREE_VIEW_COLUMN (tmp_list->data))
5438 return (GtkTreeViewColumn *)0x1;
5442 g_assert (tmp_list);
5444 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5445 tmp_list = tmp_list->next;
5448 gtk_tree_view_column_get_visible (left_column) == FALSE)
5451 if (!tree_view->priv->column_drop_func)
5454 if (!tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5456 left_column = cur_column;
5463 if (!tree_view->priv->column_drop_func)
5466 if (tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data))
5469 return (GtkTreeViewColumn *)0x1;
5473 /* find first column after column where we can drop */
5474 tmp_list = tree_view->priv->columns;
5476 for (; tmp_list; tmp_list = tmp_list->next)
5477 if (GTK_TREE_VIEW_COLUMN (tmp_list->data) == column)
5480 if (!tmp_list || !tmp_list->next)
5481 return (GtkTreeViewColumn *)0x1;
5483 tmp_list = tmp_list->next;
5484 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5485 tmp_list = tmp_list->next;
5489 g_assert (tmp_list);
5491 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5492 tmp_list = tmp_list->next;
5495 gtk_tree_view_column_get_visible (left_column) == FALSE)
5497 left_column = cur_column;
5499 tmp_list = tmp_list->next;
5503 if (!tree_view->priv->column_drop_func)
5506 if (!tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5508 left_column = cur_column;
5515 if (!tree_view->priv->column_drop_func)
5518 if (tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data))
5521 return (GtkTreeViewColumn *)0x1;
5525 /* find first column before column where we can drop */
5526 tmp_list = tree_view->priv->columns;
5528 for (; tmp_list; tmp_list = tmp_list->next)
5529 if (GTK_TREE_VIEW_COLUMN (tmp_list->data) == column)
5532 if (!tmp_list || !tmp_list->prev)
5533 return (GtkTreeViewColumn *)0x1;
5535 tmp_list = tmp_list->prev;
5536 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5537 tmp_list = tmp_list->prev;
5541 g_assert (tmp_list);
5543 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5546 gtk_tree_view_column_get_visible (left_column) == FALSE)
5548 /*if (!tmp_list->prev)
5549 return (GtkTreeViewColumn *)0x1;
5552 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->prev->data);
5553 tmp_list = tmp_list->prev->prev;
5556 cur_column = left_column;
5558 tmp_list = tmp_list->prev;
5562 if (!tree_view->priv->column_drop_func)
5565 if (tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5568 cur_column = left_column;
5569 tmp_list = tmp_list->prev;
5572 if (!tree_view->priv->column_drop_func)
5575 if (tree_view->priv->column_drop_func (tree_view, column, NULL, cur_column, tree_view->priv->column_drop_func_data))
5578 return (GtkTreeViewColumn *)0x1;
5582 /* same as DROP_HOME case, but doing it backwards */
5583 tmp_list = g_list_last (tree_view->priv->columns);
5586 if (column == GTK_TREE_VIEW_COLUMN (tmp_list->data))
5587 return (GtkTreeViewColumn *)0x1;
5591 g_assert (tmp_list);
5593 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5596 gtk_tree_view_column_get_visible (left_column) == FALSE)
5598 cur_column = left_column;
5599 tmp_list = tmp_list->prev;
5602 if (!tree_view->priv->column_drop_func)
5605 if (tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5608 cur_column = left_column;
5609 tmp_list = tmp_list->prev;
5612 if (!tree_view->priv->column_drop_func)
5615 if (tree_view->priv->column_drop_func (tree_view, column, NULL, cur_column, tree_view->priv->column_drop_func_data))
5618 return (GtkTreeViewColumn *)0x1;
5622 return (GtkTreeViewColumn *)0x1;
5626 gtk_tree_view_key_press (GtkWidget *widget,
5629 GtkTreeView *tree_view = (GtkTreeView *) widget;
5632 if (tree_view->priv->rubber_band_status)
5634 if (event->keyval == GDK_KEY_Escape)
5635 gtk_tree_view_stop_rubber_band (tree_view);
5640 if (tree_view->priv->in_column_drag)
5642 if (event->keyval == GDK_KEY_Escape)
5644 tree_view->priv->cur_reorder = NULL;
5645 gtk_tree_view_button_release_drag_column (widget, NULL);
5650 if (tree_view->priv->headers_visible)
5652 GList *focus_column;
5655 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
5657 for (focus_column = tree_view->priv->columns;
5659 focus_column = focus_column->next)
5661 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (focus_column->data);
5663 button = gtk_tree_view_column_get_button (column);
5664 if (gtk_widget_has_focus (button))
5669 (event->state & GDK_SHIFT_MASK) && (event->state & GDK_MOD1_MASK) &&
5670 (event->keyval == GDK_KEY_Left || event->keyval == GDK_KEY_KP_Left
5671 || event->keyval == GDK_KEY_Right || event->keyval == GDK_KEY_KP_Right))
5673 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (focus_column->data);
5674 gint max_width, min_width;
5676 if (!gtk_tree_view_column_get_resizable (column))
5678 gtk_widget_error_bell (widget);
5682 if (event->keyval == (rtl ? GDK_KEY_Right : GDK_KEY_Left)
5683 || event->keyval == (rtl ? GDK_KEY_KP_Right : GDK_KEY_KP_Left))
5685 GtkRequisition button_req;
5686 gint old_width = _gtk_tree_view_column_get_resized_width (column);
5689 button = gtk_tree_view_column_get_button (column);
5691 gtk_widget_get_preferred_size (button, &button_req, NULL);
5693 new_width = MAX (old_width, gtk_tree_view_column_get_width (column));
5698 _gtk_tree_view_column_set_resized_width (column, new_width);
5700 min_width = gtk_tree_view_column_get_min_width (column);
5701 if (min_width == -1)
5702 new_width = MAX (button_req.width, new_width);
5705 new_width = MAX (min_width, new_width);
5708 max_width = gtk_tree_view_column_get_max_width (column);
5709 if (max_width != -1)
5710 new_width = MIN (new_width, max_width);
5712 _gtk_tree_view_column_set_use_resized_width (column, TRUE);
5714 if (new_width != old_width)
5716 _gtk_tree_view_column_set_resized_width (column, new_width);
5717 gtk_widget_queue_resize (widget);
5720 gtk_widget_error_bell (widget);
5722 else if (event->keyval == (rtl ? GDK_KEY_Left : GDK_KEY_Right)
5723 || event->keyval == (rtl ? GDK_KEY_KP_Left : GDK_KEY_KP_Right))
5725 gint old_width = _gtk_tree_view_column_get_resized_width (column);
5728 new_width = MAX (old_width, gtk_tree_view_column_get_width (column));
5731 max_width = gtk_tree_view_column_get_max_width (column);
5732 if (max_width != -1)
5733 new_width = MIN (new_width, max_width);
5735 _gtk_tree_view_column_set_use_resized_width (column, TRUE);
5737 if (new_width != old_width)
5739 _gtk_tree_view_column_set_resized_width (column, new_width);
5740 gtk_widget_queue_resize (widget);
5743 gtk_widget_error_bell (widget);
5750 (event->state & GDK_MOD1_MASK) &&
5751 (event->keyval == GDK_KEY_Left || event->keyval == GDK_KEY_KP_Left
5752 || event->keyval == GDK_KEY_Right || event->keyval == GDK_KEY_KP_Right
5753 || event->keyval == GDK_KEY_Home || event->keyval == GDK_KEY_KP_Home
5754 || event->keyval == GDK_KEY_End || event->keyval == GDK_KEY_KP_End))
5756 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (focus_column->data);
5758 if (event->keyval == (rtl ? GDK_KEY_Right : GDK_KEY_Left)
5759 || event->keyval == (rtl ? GDK_KEY_KP_Right : GDK_KEY_KP_Left))
5761 GtkTreeViewColumn *col;
5762 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_LEFT);
5763 if (col != (GtkTreeViewColumn *)0x1)
5764 gtk_tree_view_move_column_after (tree_view, column, col);
5766 gtk_widget_error_bell (widget);
5768 else if (event->keyval == (rtl ? GDK_KEY_Left : GDK_KEY_Right)
5769 || event->keyval == (rtl ? GDK_KEY_KP_Left : GDK_KEY_KP_Right))
5771 GtkTreeViewColumn *col;
5772 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_RIGHT);
5773 if (col != (GtkTreeViewColumn *)0x1)
5774 gtk_tree_view_move_column_after (tree_view, column, col);
5776 gtk_widget_error_bell (widget);
5778 else if (event->keyval == GDK_KEY_Home || event->keyval == GDK_KEY_KP_Home)
5780 GtkTreeViewColumn *col;
5781 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_HOME);
5782 if (col != (GtkTreeViewColumn *)0x1)
5783 gtk_tree_view_move_column_after (tree_view, column, col);
5785 gtk_widget_error_bell (widget);
5787 else if (event->keyval == GDK_KEY_End || event->keyval == GDK_KEY_KP_End)
5789 GtkTreeViewColumn *col;
5790 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_END);
5791 if (col != (GtkTreeViewColumn *)0x1)
5792 gtk_tree_view_move_column_after (tree_view, column, col);
5794 gtk_widget_error_bell (widget);
5801 /* Chain up to the parent class. It handles the keybindings. */
5802 if (GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->key_press_event (widget, event))
5805 if (tree_view->priv->search_entry_avoid_unhandled_binding)
5807 tree_view->priv->search_entry_avoid_unhandled_binding = FALSE;
5811 /* We pass the event to the search_entry. If its text changes, then we start
5812 * the typeahead find capabilities. */
5813 if (gtk_widget_has_focus (GTK_WIDGET (tree_view))
5814 && tree_view->priv->enable_search
5815 && !tree_view->priv->search_custom_entry_set)
5817 GdkEvent *new_event;
5819 const char *new_text;
5822 gboolean text_modified;
5823 gulong popup_menu_id;
5825 gtk_tree_view_ensure_interactive_directory (tree_view);
5827 /* Make a copy of the current text */
5828 old_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry)));
5829 new_event = gdk_event_copy ((GdkEvent *) event);
5830 g_object_unref (((GdkEventKey *) new_event)->window);
5831 ((GdkEventKey *) new_event)->window = g_object_ref (gtk_widget_get_window (tree_view->priv->search_window));
5832 gtk_widget_realize (tree_view->priv->search_window);
5834 popup_menu_id = g_signal_connect (tree_view->priv->search_entry,
5835 "popup-menu", G_CALLBACK (gtk_true),
5838 /* Move the entry off screen */
5839 screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
5840 gtk_window_move (GTK_WINDOW (tree_view->priv->search_window),
5841 gdk_screen_get_width (screen) + 1,
5842 gdk_screen_get_height (screen) + 1);
5843 gtk_widget_show (tree_view->priv->search_window);
5845 /* Send the event to the window. If the preedit_changed signal is emitted
5846 * during this event, we will set priv->imcontext_changed */
5847 tree_view->priv->imcontext_changed = FALSE;
5848 retval = gtk_widget_event (tree_view->priv->search_window, new_event);
5849 gdk_event_free (new_event);
5850 gtk_widget_hide (tree_view->priv->search_window);
5852 g_signal_handler_disconnect (tree_view->priv->search_entry,
5855 /* We check to make sure that the entry tried to handle the text, and that
5856 * the text has changed.
5858 new_text = gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry));
5859 text_modified = strcmp (old_text, new_text) != 0;
5861 if (tree_view->priv->imcontext_changed || /* we're in a preedit */
5862 (retval && text_modified)) /* ...or the text was modified */
5864 if (gtk_tree_view_real_start_interactive_search (tree_view,
5865 gdk_event_get_device ((GdkEvent *) event),
5868 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
5873 gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), "");
5883 gtk_tree_view_key_release (GtkWidget *widget,
5886 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
5888 if (tree_view->priv->rubber_band_status)
5891 return GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->key_release_event (widget, event);
5894 /* FIXME Is this function necessary? Can I get an enter_notify event
5895 * w/o either an expose event or a mouse motion event?
5898 gtk_tree_view_enter_notify (GtkWidget *widget,
5899 GdkEventCrossing *event)
5901 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
5906 /* Sanity check it */
5907 if (event->window != tree_view->priv->bin_window)
5910 if (tree_view->priv->tree == NULL)
5913 if (event->mode == GDK_CROSSING_GRAB ||
5914 event->mode == GDK_CROSSING_GTK_GRAB ||
5915 event->mode == GDK_CROSSING_GTK_UNGRAB ||
5916 event->mode == GDK_CROSSING_STATE_CHANGED)
5919 /* find the node internally */
5920 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
5923 _gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
5925 tree_view->priv->event_last_x = event->x;
5926 tree_view->priv->event_last_y = event->y;
5928 if ((tree_view->priv->button_pressed_node == NULL) ||
5929 (tree_view->priv->button_pressed_node == node))
5930 prelight_or_select (tree_view, tree, node, event->x, event->y);
5936 gtk_tree_view_leave_notify (GtkWidget *widget,
5937 GdkEventCrossing *event)
5939 GtkTreeView *tree_view;
5941 if (event->mode == GDK_CROSSING_GRAB ||
5942 event->mode == GDK_CROSSING_GTK_GRAB ||
5943 event->mode == GDK_CROSSING_GTK_UNGRAB)
5946 tree_view = GTK_TREE_VIEW (widget);
5948 if (tree_view->priv->prelight_node)
5949 _gtk_tree_view_queue_draw_node (tree_view,
5950 tree_view->priv->prelight_tree,
5951 tree_view->priv->prelight_node,
5954 tree_view->priv->event_last_x = -10000;
5955 tree_view->priv->event_last_y = -10000;
5957 prelight_or_select (tree_view,
5959 -1000, -1000); /* coords not possibly over an arrow */
5966 gtk_tree_view_focus_out (GtkWidget *widget,
5967 GdkEventFocus *event)
5969 GtkTreeView *tree_view;
5971 tree_view = GTK_TREE_VIEW (widget);
5973 gtk_widget_queue_draw (widget);
5975 /* destroy interactive search dialog */
5976 if (tree_view->priv->search_window)
5977 gtk_tree_view_search_dialog_hide (tree_view->priv->search_window, tree_view,
5978 gdk_event_get_device ((GdkEvent *) event));
5984 /* Incremental Reflow
5988 gtk_tree_view_node_queue_redraw (GtkTreeView *tree_view,
5992 GtkAllocation allocation;
5995 y = _gtk_rbtree_node_find_offset (tree, node)
5996 - gtk_adjustment_get_value (tree_view->priv->vadjustment)
5997 + gtk_tree_view_get_effective_header_height (tree_view);
5999 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
6000 gtk_widget_queue_draw_area (GTK_WIDGET (tree_view),
6003 GTK_RBNODE_GET_HEIGHT (node));
6007 node_is_visible (GtkTreeView *tree_view,
6014 y = _gtk_rbtree_node_find_offset (tree, node);
6015 height = gtk_tree_view_get_row_height (tree_view, node);
6017 if (y >= gtk_adjustment_get_value (tree_view->priv->vadjustment) &&
6018 y + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment)
6019 + gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
6025 /* Returns TRUE if it updated the size
6028 validate_row (GtkTreeView *tree_view,
6034 GtkTreeViewColumn *column;
6035 GList *list, *first_column, *last_column;
6037 gint horizontal_separator;
6038 gint vertical_separator;
6039 gint depth = gtk_tree_path_get_depth (path);
6040 gboolean retval = FALSE;
6041 gboolean is_separator = FALSE;
6042 gboolean draw_vgrid_lines, draw_hgrid_lines;
6044 gint grid_line_width;
6045 gboolean wide_separators;
6046 gint separator_height;
6049 /* double check the row needs validating */
6050 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) &&
6051 ! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6054 is_separator = row_is_separator (tree_view, iter, NULL);
6056 gtk_widget_style_get (GTK_WIDGET (tree_view),
6057 "focus-padding", &focus_pad,
6058 "horizontal-separator", &horizontal_separator,
6059 "vertical-separator", &vertical_separator,
6060 "grid-line-width", &grid_line_width,
6061 "wide-separators", &wide_separators,
6062 "separator-height", &separator_height,
6066 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_VERTICAL
6067 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
6069 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_HORIZONTAL
6070 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
6071 expander_size = gtk_tree_view_get_expander_size (tree_view);
6073 for (last_column = g_list_last (tree_view->priv->columns);
6075 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (last_column->data)));
6076 last_column = last_column->prev)
6079 for (first_column = g_list_first (tree_view->priv->columns);
6081 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (first_column->data)));
6082 first_column = first_column->next)
6085 for (list = tree_view->priv->columns; list; list = list->next)
6088 gint original_width;
6092 column = list->data;
6094 if (!gtk_tree_view_column_get_visible (column))
6097 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID) &&
6098 !_gtk_tree_view_column_cell_get_dirty (column))
6101 original_width = _gtk_tree_view_column_get_requested_width (column);
6103 gtk_tree_view_column_cell_set_cell_data (column, tree_view->priv->model, iter,
6104 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
6105 node->children?TRUE:FALSE);
6106 gtk_tree_view_column_cell_get_size (column,
6112 row_height += vertical_separator;
6113 height = MAX (height, row_height);
6114 height = MAX (height, expander_size);
6118 if (wide_separators)
6119 height = separator_height + 2 * focus_pad;
6121 height = 2 + 2 * focus_pad;
6124 if (gtk_tree_view_is_expander_column (tree_view, column))
6126 padding += horizontal_separator + (depth - 1) * tree_view->priv->level_indentation;
6128 if (gtk_tree_view_draw_expanders (tree_view))
6129 padding += depth * expander_size;
6132 padding += horizontal_separator;
6134 if (draw_vgrid_lines)
6136 if (list->data == first_column || list->data == last_column)
6137 padding += grid_line_width / 2.0;
6139 padding += grid_line_width;
6142 /* Update the padding for the column */
6143 _gtk_tree_view_column_push_padding (column, padding);
6144 new_width = _gtk_tree_view_column_get_requested_width (column);
6146 if (new_width > original_width)
6150 if (draw_hgrid_lines)
6151 height += grid_line_width;
6153 if (height != GTK_RBNODE_GET_HEIGHT (node))
6156 _gtk_rbtree_node_set_height (tree, node, height);
6158 _gtk_rbtree_node_mark_valid (tree, node);
6159 tree_view->priv->post_validation_flag = TRUE;
6166 validate_visible_area (GtkTreeView *tree_view)
6168 GtkAllocation allocation;
6169 GtkTreePath *path = NULL;
6170 GtkTreePath *above_path = NULL;
6172 GtkRBTree *tree = NULL;
6173 GtkRBNode *node = NULL;
6174 gboolean need_redraw = FALSE;
6175 gboolean size_changed = FALSE;
6177 gint area_above = 0;
6178 gint area_below = 0;
6180 if (tree_view->priv->tree == NULL)
6183 if (! GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID) &&
6184 tree_view->priv->scroll_to_path == NULL)
6187 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
6188 total_height = allocation.height - gtk_tree_view_get_effective_header_height (tree_view);
6190 if (total_height == 0)
6193 /* First, we check to see if we need to scroll anywhere
6195 if (tree_view->priv->scroll_to_path)
6197 path = gtk_tree_row_reference_get_path (tree_view->priv->scroll_to_path);
6198 if (path && !_gtk_tree_view_find_node (tree_view, path, &tree, &node))
6200 /* we are going to scroll, and will update dy */
6201 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6202 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6203 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6205 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6206 if (validate_row (tree_view, tree, node, &iter, path))
6207 size_changed = TRUE;
6210 if (tree_view->priv->scroll_to_use_align)
6212 gint height = gtk_tree_view_get_row_height (tree_view, node);
6213 area_above = (total_height - height) *
6214 tree_view->priv->scroll_to_row_align;
6215 area_below = total_height - area_above - height;
6216 area_above = MAX (area_above, 0);
6217 area_below = MAX (area_below, 0);
6222 * 1) row not visible
6226 gint height = gtk_tree_view_get_row_height (tree_view, node);
6228 dy = _gtk_rbtree_node_find_offset (tree, node);
6230 if (dy >= gtk_adjustment_get_value (tree_view->priv->vadjustment) &&
6231 dy + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment)
6232 + gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
6234 /* row visible: keep the row at the same position */
6235 area_above = dy - gtk_adjustment_get_value (tree_view->priv->vadjustment);
6236 area_below = (gtk_adjustment_get_value (tree_view->priv->vadjustment) +
6237 gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6242 /* row not visible */
6244 && dy + height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6246 /* row at the beginning -- fixed */
6248 area_below = gtk_adjustment_get_page_size (tree_view->priv->vadjustment)
6249 - area_above - height;
6251 else if (dy >= (gtk_adjustment_get_upper (tree_view->priv->vadjustment) -
6252 gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
6254 /* row at the end -- fixed */
6255 area_above = dy - (gtk_adjustment_get_upper (tree_view->priv->vadjustment) -
6256 gtk_adjustment_get_page_size (tree_view->priv->vadjustment));
6257 area_below = gtk_adjustment_get_page_size (tree_view->priv->vadjustment) -
6258 area_above - height;
6262 area_above = gtk_adjustment_get_page_size (tree_view->priv->vadjustment) - height;
6268 /* row somewhere in the middle, bring it to the top
6272 area_below = total_height - height;
6278 /* the scroll to isn't valid; ignore it.
6281 if (tree_view->priv->scroll_to_path && !path)
6283 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
6284 tree_view->priv->scroll_to_path = NULL;
6287 gtk_tree_path_free (path);
6292 /* We didn't have a scroll_to set, so we just handle things normally
6298 offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
6299 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, 0),
6303 /* In this case, nothing has been validated */
6304 path = gtk_tree_path_new_first ();
6305 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
6309 path = _gtk_tree_path_new_from_rbtree (tree, node);
6310 total_height += offset;
6313 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6315 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6316 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6318 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6319 if (validate_row (tree_view, tree, node, &iter, path))
6320 size_changed = TRUE;
6323 area_below = total_height - gtk_tree_view_get_row_height (tree_view, node);
6326 above_path = gtk_tree_path_copy (path);
6328 /* if we do not validate any row above the new top_row, we will make sure
6329 * that the row immediately above top_row has been validated. (if we do not
6330 * do this, _gtk_rbtree_find_offset will find the row above top_row, because
6331 * when invalidated that row's height will be zero. and this will mess up
6334 if (area_above == 0)
6339 _gtk_tree_view_find_node (tree_view, above_path, &tmptree, &tmpnode);
6340 _gtk_rbtree_prev_full (tmptree, tmpnode, &tmptree, &tmpnode);
6344 GtkTreePath *tmppath;
6345 GtkTreeIter tmpiter;
6347 tmppath = _gtk_tree_path_new_from_rbtree (tmptree, tmpnode);
6348 gtk_tree_model_get_iter (tree_view->priv->model, &tmpiter, tmppath);
6350 if (GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_INVALID) ||
6351 GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_COLUMN_INVALID))
6353 _gtk_tree_view_queue_draw_node (tree_view, tmptree, tmpnode, NULL);
6354 if (validate_row (tree_view, tmptree, tmpnode, &tmpiter, tmppath))
6355 size_changed = TRUE;
6358 gtk_tree_path_free (tmppath);
6362 /* Now, we walk forwards and backwards, measuring rows. Unfortunately,
6363 * backwards is much slower then forward, as there is no iter_prev function.
6364 * We go forwards first in case we run out of tree. Then we go backwards to
6367 while (node && area_below > 0)
6371 GtkTreeIter parent = iter;
6374 tree = node->children;
6375 node = _gtk_rbtree_first (tree);
6377 has_child = gtk_tree_model_iter_children (tree_view->priv->model,
6380 TREE_VIEW_INTERNAL_ASSERT_VOID (has_child);
6381 gtk_tree_path_down (path);
6385 gboolean done = FALSE;
6388 node = _gtk_rbtree_next (tree, node);
6391 gboolean has_next = gtk_tree_model_iter_next (tree_view->priv->model, &iter);
6393 gtk_tree_path_next (path);
6396 TREE_VIEW_INTERNAL_ASSERT_VOID (has_next);
6400 GtkTreeIter parent_iter = iter;
6401 gboolean has_parent;
6403 node = tree->parent_node;
6404 tree = tree->parent_tree;
6407 has_parent = gtk_tree_model_iter_parent (tree_view->priv->model,
6410 gtk_tree_path_up (path);
6413 TREE_VIEW_INTERNAL_ASSERT_VOID (has_parent);
6422 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6423 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6425 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6426 if (validate_row (tree_view, tree, node, &iter, path))
6427 size_changed = TRUE;
6430 area_below -= gtk_tree_view_get_row_height (tree_view, node);
6432 gtk_tree_path_free (path);
6434 /* If we ran out of tree, and have extra area_below left, we need to add it
6437 area_above += area_below;
6439 _gtk_tree_view_find_node (tree_view, above_path, &tree, &node);
6441 /* We walk backwards */
6442 while (area_above > 0)
6444 _gtk_rbtree_prev_full (tree, node, &tree, &node);
6446 /* Always find the new path in the tree. We cannot just assume
6447 * a gtk_tree_path_prev() is enough here, as there might be children
6448 * in between this node and the previous sibling node. If this
6449 * appears to be a performance hotspot in profiles, we can look into
6450 * intrigate logic for keeping path, node and iter in sync like
6451 * we do for forward walks. (Which will be hard because of the lacking
6458 gtk_tree_path_free (above_path);
6459 above_path = _gtk_tree_path_new_from_rbtree (tree, node);
6461 gtk_tree_model_get_iter (tree_view->priv->model, &iter, above_path);
6463 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6464 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6466 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6467 if (validate_row (tree_view, tree, node, &iter, above_path))
6468 size_changed = TRUE;
6470 area_above -= gtk_tree_view_get_row_height (tree_view, node);
6473 /* if we scrolled to a path, we need to set the dy here,
6474 * and sync the top row accordingly
6476 if (tree_view->priv->scroll_to_path)
6478 gtk_tree_view_set_top_row (tree_view, above_path, -area_above);
6479 gtk_tree_view_top_row_to_dy (tree_view);
6483 else if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6485 /* when we are not scrolling, we should never set dy to something
6486 * else than zero. we update top_row to be in sync with dy = 0.
6488 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0);
6489 gtk_tree_view_dy_to_top_row (tree_view);
6491 else if (gtk_adjustment_get_value (tree_view->priv->vadjustment) + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height)
6493 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment));
6494 gtk_tree_view_dy_to_top_row (tree_view);
6497 gtk_tree_view_top_row_to_dy (tree_view);
6499 /* update width/height and queue a resize */
6502 GtkRequisition requisition;
6504 /* We temporarily guess a size, under the assumption that it will be the
6505 * same when we get our next size_allocate. If we don't do this, we'll be
6506 * in an inconsistent state if we call top_row_to_dy. */
6508 gtk_widget_get_preferred_size (GTK_WIDGET (tree_view),
6509 &requisition, NULL);
6510 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
6511 MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), requisition.width));
6512 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
6513 MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), requisition.height));
6514 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
6517 if (tree_view->priv->scroll_to_path)
6519 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
6520 tree_view->priv->scroll_to_path = NULL;
6524 gtk_tree_path_free (above_path);
6526 if (tree_view->priv->scroll_to_column)
6528 tree_view->priv->scroll_to_column = NULL;
6531 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
6535 initialize_fixed_height_mode (GtkTreeView *tree_view)
6537 if (!tree_view->priv->tree)
6540 if (tree_view->priv->fixed_height < 0)
6545 GtkRBTree *tree = NULL;
6546 GtkRBNode *node = NULL;
6548 tree = tree_view->priv->tree;
6551 path = _gtk_tree_path_new_from_rbtree (tree, node);
6552 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6554 validate_row (tree_view, tree, node, &iter, path);
6556 gtk_tree_path_free (path);
6558 tree_view->priv->fixed_height = gtk_tree_view_get_row_height (tree_view, node);
6561 _gtk_rbtree_set_fixed_height (tree_view->priv->tree,
6562 tree_view->priv->fixed_height, TRUE);
6565 /* Our strategy for finding nodes to validate is a little convoluted. We find
6566 * the left-most uninvalidated node. We then try walking right, validating
6567 * nodes. Once we find a valid node, we repeat the previous process of finding
6568 * the first invalid node.
6572 do_validate_rows (GtkTreeView *tree_view, gboolean queue_resize)
6574 GtkRBTree *tree = NULL;
6575 GtkRBNode *node = NULL;
6576 gboolean validated_area = FALSE;
6578 GtkTreePath *path = NULL;
6584 gint prev_height = -1;
6585 gboolean fixed_height = TRUE;
6587 g_assert (tree_view);
6589 if (tree_view->priv->tree == NULL)
6592 if (tree_view->priv->fixed_height_mode)
6594 if (tree_view->priv->fixed_height < 0)
6595 initialize_fixed_height_mode (tree_view);
6600 timer = g_timer_new ();
6601 g_timer_start (timer);
6605 gboolean changed = FALSE;
6607 if (! GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID))
6615 node = _gtk_rbtree_next (tree, node);
6618 TREE_VIEW_INTERNAL_ASSERT (gtk_tree_model_iter_next (tree_view->priv->model, &iter), FALSE);
6619 gtk_tree_path_next (path);
6623 gtk_tree_path_free (path);
6630 tree = tree_view->priv->tree;
6631 node = tree_view->priv->tree->root;
6633 g_assert (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_DESCENDANTS_INVALID));
6637 if (!_gtk_rbtree_is_nil (node->left) &&
6638 GTK_RBNODE_FLAG_SET (node->left, GTK_RBNODE_DESCENDANTS_INVALID))
6642 else if (!_gtk_rbtree_is_nil (node->right) &&
6643 GTK_RBNODE_FLAG_SET (node->right, GTK_RBNODE_DESCENDANTS_INVALID))
6647 else if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6648 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6652 else if (node->children != NULL)
6654 tree = node->children;
6658 /* RBTree corruption! All bad */
6659 g_assert_not_reached ();
6662 path = _gtk_tree_path_new_from_rbtree (tree, node);
6663 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6666 changed = validate_row (tree_view, tree, node, &iter, path);
6667 validated_area = changed || validated_area;
6671 gint offset = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
6673 if (y == -1 || y > offset)
6677 if (!tree_view->priv->fixed_height_check)
6681 height = gtk_tree_view_get_row_height (tree_view, node);
6682 if (prev_height < 0)
6683 prev_height = height;
6684 else if (prev_height != height)
6685 fixed_height = FALSE;
6690 while (g_timer_elapsed (timer, NULL) < GTK_TREE_VIEW_TIME_MS_PER_IDLE / 1000.);
6692 if (!tree_view->priv->fixed_height_check)
6695 _gtk_rbtree_set_fixed_height (tree_view->priv->tree, prev_height, FALSE);
6697 tree_view->priv->fixed_height_check = 1;
6703 GtkRequisition requisition;
6705 /* We temporarily guess a size, under the assumption that it will be the
6706 * same when we get our next size_allocate. If we don't do this, we'll be
6707 * in an inconsistent state when we call top_row_to_dy. */
6709 /* FIXME: This is called from size_request, for some reason it is not infinitely
6710 * recursing, we cannot call gtk_widget_get_preferred_size() here because that's
6711 * not allowed (from inside ->get_preferred_width/height() implementations, one
6712 * should call the vfuncs directly). However what is desired here is the full
6713 * size including any margins and limited by any alignment (i.e. after
6714 * GtkWidget:adjust_size_request() is called).
6716 * Currently bypassing this but the real solution is to not update the scroll adjustments
6717 * untill we've recieved an allocation (never update scroll adjustments from size-requests).
6719 gtk_tree_view_size_request (GTK_WIDGET (tree_view), &requisition, FALSE);
6721 /* If rows above the current position have changed height, this has
6722 * affected the current view and thus needs a redraw.
6724 if (y != -1 && y < gtk_adjustment_get_value (tree_view->priv->vadjustment))
6725 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
6727 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
6728 MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), requisition.width));
6729 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
6730 MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), requisition.height));
6733 gtk_widget_queue_resize_no_redraw (GTK_WIDGET (tree_view));
6736 if (path) gtk_tree_path_free (path);
6737 g_timer_destroy (timer);
6743 validate_rows (GtkTreeView *tree_view)
6747 retval = do_validate_rows (tree_view, TRUE);
6749 if (! retval && tree_view->priv->validate_rows_timer)
6751 g_source_remove (tree_view->priv->validate_rows_timer);
6752 tree_view->priv->validate_rows_timer = 0;
6759 validate_rows_handler (GtkTreeView *tree_view)
6763 retval = do_validate_rows (tree_view, TRUE);
6764 if (! retval && tree_view->priv->validate_rows_timer)
6766 g_source_remove (tree_view->priv->validate_rows_timer);
6767 tree_view->priv->validate_rows_timer = 0;
6774 do_presize_handler (GtkTreeView *tree_view)
6776 if (tree_view->priv->mark_rows_col_dirty)
6778 if (tree_view->priv->tree)
6779 _gtk_rbtree_column_invalid (tree_view->priv->tree);
6780 tree_view->priv->mark_rows_col_dirty = FALSE;
6782 validate_visible_area (tree_view);
6783 tree_view->priv->presize_handler_timer = 0;
6785 if (tree_view->priv->fixed_height_mode)
6787 GtkRequisition requisition;
6789 gtk_widget_get_preferred_size (GTK_WIDGET (tree_view),
6790 &requisition, NULL);
6792 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
6793 MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), requisition.width));
6794 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
6795 MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), requisition.height));
6796 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
6803 presize_handler_callback (gpointer data)
6805 do_presize_handler (GTK_TREE_VIEW (data));
6811 install_presize_handler (GtkTreeView *tree_view)
6813 if (! gtk_widget_get_realized (GTK_WIDGET (tree_view)))
6816 if (! tree_view->priv->presize_handler_timer)
6818 tree_view->priv->presize_handler_timer =
6819 gdk_threads_add_idle_full (GTK_PRIORITY_RESIZE - 2, presize_handler_callback, tree_view, NULL);
6821 if (! tree_view->priv->validate_rows_timer)
6823 tree_view->priv->validate_rows_timer =
6824 gdk_threads_add_idle_full (GTK_TREE_VIEW_PRIORITY_VALIDATE, (GSourceFunc) validate_rows_handler, tree_view, NULL);
6829 scroll_sync_handler (GtkTreeView *tree_view)
6831 if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6832 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0);
6833 else if (gtk_tree_row_reference_valid (tree_view->priv->top_row))
6834 gtk_tree_view_top_row_to_dy (tree_view);
6836 gtk_tree_view_dy_to_top_row (tree_view);
6838 tree_view->priv->scroll_sync_timer = 0;
6844 install_scroll_sync_handler (GtkTreeView *tree_view)
6846 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
6849 if (!tree_view->priv->scroll_sync_timer)
6851 tree_view->priv->scroll_sync_timer =
6852 gdk_threads_add_idle_full (GTK_TREE_VIEW_PRIORITY_SCROLL_SYNC, (GSourceFunc) scroll_sync_handler, tree_view, NULL);
6857 gtk_tree_view_set_top_row (GtkTreeView *tree_view,
6861 gtk_tree_row_reference_free (tree_view->priv->top_row);
6865 tree_view->priv->top_row = NULL;
6866 tree_view->priv->top_row_dy = 0;
6870 tree_view->priv->top_row = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
6871 tree_view->priv->top_row_dy = offset;
6875 /* Always call this iff dy is in the visible range. If the tree is empty, then
6876 * it's set to be NULL, and top_row_dy is 0;
6879 gtk_tree_view_dy_to_top_row (GtkTreeView *tree_view)
6886 if (tree_view->priv->tree == NULL)
6888 gtk_tree_view_set_top_row (tree_view, NULL, 0);
6892 offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
6893 tree_view->priv->dy,
6898 gtk_tree_view_set_top_row (tree_view, NULL, 0);
6902 path = _gtk_tree_path_new_from_rbtree (tree, node);
6903 gtk_tree_view_set_top_row (tree_view, path, offset);
6904 gtk_tree_path_free (path);
6910 gtk_tree_view_top_row_to_dy (GtkTreeView *tree_view)
6917 /* Avoid recursive calls */
6918 if (tree_view->priv->in_top_row_to_dy)
6921 if (tree_view->priv->top_row)
6922 path = gtk_tree_row_reference_get_path (tree_view->priv->top_row);
6929 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
6932 gtk_tree_path_free (path);
6936 /* keep dy and set new toprow */
6937 gtk_tree_row_reference_free (tree_view->priv->top_row);
6938 tree_view->priv->top_row = NULL;
6939 tree_view->priv->top_row_dy = 0;
6940 /* DO NOT install the idle handler */
6941 gtk_tree_view_dy_to_top_row (tree_view);
6945 if (gtk_tree_view_get_row_height (tree_view, node)
6946 < tree_view->priv->top_row_dy)
6948 /* new top row -- do NOT install the idle handler */
6949 gtk_tree_view_dy_to_top_row (tree_view);
6953 new_dy = _gtk_rbtree_node_find_offset (tree, node);
6954 new_dy += tree_view->priv->top_row_dy;
6956 if (new_dy + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height)
6957 new_dy = tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment);
6959 new_dy = MAX (0, new_dy);
6961 tree_view->priv->in_top_row_to_dy = TRUE;
6962 gtk_adjustment_set_value (tree_view->priv->vadjustment, (gdouble)new_dy);
6963 tree_view->priv->in_top_row_to_dy = FALSE;
6968 _gtk_tree_view_install_mark_rows_col_dirty (GtkTreeView *tree_view,
6969 gboolean install_handler)
6971 tree_view->priv->mark_rows_col_dirty = TRUE;
6973 if (install_handler)
6974 install_presize_handler (tree_view);
6978 * This function works synchronously (due to the while (validate_rows...)
6981 * There was a check for column_type != GTK_TREE_VIEW_COLUMN_AUTOSIZE
6982 * here. You now need to check that yourself.
6985 _gtk_tree_view_column_autosize (GtkTreeView *tree_view,
6986 GtkTreeViewColumn *column)
6988 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
6989 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (column));
6991 _gtk_tree_view_column_cell_set_dirty (column, FALSE);
6993 do_presize_handler (tree_view);
6994 while (validate_rows (tree_view));
6996 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
7002 set_source_row (GdkDragContext *context,
7003 GtkTreeModel *model,
7004 GtkTreePath *source_row)
7006 g_object_set_data_full (G_OBJECT (context),
7007 I_("gtk-tree-view-source-row"),
7008 source_row ? gtk_tree_row_reference_new (model, source_row) : NULL,
7009 (GDestroyNotify) (source_row ? gtk_tree_row_reference_free : NULL));
7013 get_source_row (GdkDragContext *context)
7015 GtkTreeRowReference *ref =
7016 g_object_get_data (G_OBJECT (context), "gtk-tree-view-source-row");
7019 return gtk_tree_row_reference_get_path (ref);
7026 GtkTreeRowReference *dest_row;
7027 guint path_down_mode : 1;
7028 guint empty_view_drop : 1;
7029 guint drop_append_mode : 1;
7034 dest_row_free (gpointer data)
7036 DestRow *dr = (DestRow *)data;
7038 gtk_tree_row_reference_free (dr->dest_row);
7039 g_slice_free (DestRow, dr);
7043 set_dest_row (GdkDragContext *context,
7044 GtkTreeModel *model,
7045 GtkTreePath *dest_row,
7046 gboolean path_down_mode,
7047 gboolean empty_view_drop,
7048 gboolean drop_append_mode)
7054 g_object_set_data_full (G_OBJECT (context), I_("gtk-tree-view-dest-row"),
7059 dr = g_slice_new (DestRow);
7061 dr->dest_row = gtk_tree_row_reference_new (model, dest_row);
7062 dr->path_down_mode = path_down_mode != FALSE;
7063 dr->empty_view_drop = empty_view_drop != FALSE;
7064 dr->drop_append_mode = drop_append_mode != FALSE;
7066 g_object_set_data_full (G_OBJECT (context), I_("gtk-tree-view-dest-row"),
7067 dr, (GDestroyNotify) dest_row_free);
7071 get_dest_row (GdkDragContext *context,
7072 gboolean *path_down_mode)
7075 g_object_get_data (G_OBJECT (context), "gtk-tree-view-dest-row");
7079 GtkTreePath *path = NULL;
7082 *path_down_mode = dr->path_down_mode;
7085 path = gtk_tree_row_reference_get_path (dr->dest_row);
7086 else if (dr->empty_view_drop)
7087 path = gtk_tree_path_new_from_indices (0, -1);
7091 if (path && dr->drop_append_mode)
7092 gtk_tree_path_next (path);
7100 /* Get/set whether drag_motion requested the drag data and
7101 * drag_data_received should thus not actually insert the data,
7102 * since the data doesn't result from a drop.
7105 set_status_pending (GdkDragContext *context,
7106 GdkDragAction suggested_action)
7108 g_object_set_data (G_OBJECT (context),
7109 I_("gtk-tree-view-status-pending"),
7110 GINT_TO_POINTER (suggested_action));
7113 static GdkDragAction
7114 get_status_pending (GdkDragContext *context)
7116 return GPOINTER_TO_INT (g_object_get_data (G_OBJECT (context),
7117 "gtk-tree-view-status-pending"));
7120 static TreeViewDragInfo*
7121 get_info (GtkTreeView *tree_view)
7123 return g_object_get_data (G_OBJECT (tree_view), "gtk-tree-view-drag-info");
7127 destroy_info (TreeViewDragInfo *di)
7129 g_slice_free (TreeViewDragInfo, di);
7132 static TreeViewDragInfo*
7133 ensure_info (GtkTreeView *tree_view)
7135 TreeViewDragInfo *di;
7137 di = get_info (tree_view);
7141 di = g_slice_new0 (TreeViewDragInfo);
7143 g_object_set_data_full (G_OBJECT (tree_view),
7144 I_("gtk-tree-view-drag-info"),
7146 (GDestroyNotify) destroy_info);
7153 remove_info (GtkTreeView *tree_view)
7155 g_object_set_data (G_OBJECT (tree_view), I_("gtk-tree-view-drag-info"), NULL);
7160 drag_scan_timeout (gpointer data)
7162 GtkTreeView *tree_view;
7164 GdkModifierType state;
7165 GtkTreePath *path = NULL;
7166 GtkTreeViewColumn *column = NULL;
7167 GdkRectangle visible_rect;
7169 gdk_threads_enter ();
7171 tree_view = GTK_TREE_VIEW (data);
7173 gdk_window_get_device_position (tree_view->priv->bin_window,
7174 gdk_device_manager_get_client_pointer (
7175 gdk_display_get_device_manager (
7176 gtk_widget_get_display (GTK_WIDGET (tree_view)))),
7179 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
7181 /* See if we are near the edge. */
7182 if ((x - visible_rect.x) < SCROLL_EDGE_SIZE ||
7183 (visible_rect.x + visible_rect.width - x) < SCROLL_EDGE_SIZE ||
7184 (y - visible_rect.y) < SCROLL_EDGE_SIZE ||
7185 (visible_rect.y + visible_rect.height - y) < SCROLL_EDGE_SIZE)
7187 gtk_tree_view_get_path_at_pos (tree_view,
7188 tree_view->priv->bin_window,
7197 gtk_tree_view_scroll_to_cell (tree_view,
7203 gtk_tree_path_free (path);
7207 gdk_threads_leave ();
7214 add_scroll_timeout (GtkTreeView *tree_view)
7216 if (tree_view->priv->scroll_timeout == 0)
7218 tree_view->priv->scroll_timeout =
7219 gdk_threads_add_timeout (150, scroll_row_timeout, tree_view);
7224 remove_scroll_timeout (GtkTreeView *tree_view)
7226 if (tree_view->priv->scroll_timeout != 0)
7228 g_source_remove (tree_view->priv->scroll_timeout);
7229 tree_view->priv->scroll_timeout = 0;
7234 check_model_dnd (GtkTreeModel *model,
7235 GType required_iface,
7236 const gchar *signal)
7238 if (model == NULL || !G_TYPE_CHECK_INSTANCE_TYPE ((model), required_iface))
7240 g_warning ("You must override the default '%s' handler "
7241 "on GtkTreeView when using models that don't support "
7242 "the %s interface and enabling drag-and-drop. The simplest way to do this "
7243 "is to connect to '%s' and call "
7244 "g_signal_stop_emission_by_name() in your signal handler to prevent "
7245 "the default handler from running. Look at the source code "
7246 "for the default handler in gtktreeview.c to get an idea what "
7247 "your handler should do. (gtktreeview.c is in the GTK source "
7248 "code.) If you're using GTK from a language other than C, "
7249 "there may be a more natural way to override default handlers, e.g. via derivation.",
7250 signal, g_type_name (required_iface), signal);
7258 remove_open_timeout (GtkTreeView *tree_view)
7260 if (tree_view->priv->open_dest_timeout != 0)
7262 g_source_remove (tree_view->priv->open_dest_timeout);
7263 tree_view->priv->open_dest_timeout = 0;
7269 open_row_timeout (gpointer data)
7271 GtkTreeView *tree_view = data;
7272 GtkTreePath *dest_path = NULL;
7273 GtkTreeViewDropPosition pos;
7274 gboolean result = FALSE;
7276 gtk_tree_view_get_drag_dest_row (tree_view,
7281 (pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
7282 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE))
7284 gtk_tree_view_expand_row (tree_view, dest_path, FALSE);
7285 tree_view->priv->open_dest_timeout = 0;
7287 gtk_tree_path_free (dest_path);
7292 gtk_tree_path_free (dest_path);
7301 scroll_row_timeout (gpointer data)
7303 GtkTreeView *tree_view = data;
7305 gtk_tree_view_vertical_autoscroll (tree_view);
7307 if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
7308 gtk_tree_view_update_rubber_band (tree_view);
7313 /* Returns TRUE if event should not be propagated to parent widgets */
7315 set_destination_row (GtkTreeView *tree_view,
7316 GdkDragContext *context,
7317 /* coordinates relative to the widget */
7320 GdkDragAction *suggested_action,
7323 GtkTreePath *path = NULL;
7324 GtkTreeViewDropPosition pos;
7325 GtkTreeViewDropPosition old_pos;
7326 TreeViewDragInfo *di;
7328 GtkTreePath *old_dest_path = NULL;
7329 gboolean can_drop = FALSE;
7331 *suggested_action = 0;
7334 widget = GTK_WIDGET (tree_view);
7336 di = get_info (tree_view);
7338 if (di == NULL || y - gtk_tree_view_get_effective_header_height (tree_view) < 0)
7340 /* someone unset us as a drag dest, note that if
7341 * we return FALSE drag_leave isn't called
7344 gtk_tree_view_set_drag_dest_row (tree_view,
7346 GTK_TREE_VIEW_DROP_BEFORE);
7348 remove_scroll_timeout (GTK_TREE_VIEW (widget));
7349 remove_open_timeout (GTK_TREE_VIEW (widget));
7351 return FALSE; /* no longer a drop site */
7354 *target = gtk_drag_dest_find_target (widget, context,
7355 gtk_drag_dest_get_target_list (widget));
7356 if (*target == GDK_NONE)
7361 if (!gtk_tree_view_get_dest_row_at_pos (tree_view,
7367 GtkTreeModel *model;
7369 remove_open_timeout (tree_view);
7371 /* the row got dropped on empty space, let's setup a special case
7375 gtk_tree_path_free (path);
7377 model = gtk_tree_view_get_model (tree_view);
7379 n_children = gtk_tree_model_iter_n_children (model, NULL);
7382 pos = GTK_TREE_VIEW_DROP_AFTER;
7383 path = gtk_tree_path_new_from_indices (n_children - 1, -1);
7387 pos = GTK_TREE_VIEW_DROP_BEFORE;
7388 path = gtk_tree_path_new_from_indices (0, -1);
7398 /* If we left the current row's "open" zone, unset the timeout for
7401 gtk_tree_view_get_drag_dest_row (tree_view,
7405 if (old_dest_path &&
7406 (gtk_tree_path_compare (path, old_dest_path) != 0 ||
7407 !(pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
7408 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE)))
7409 remove_open_timeout (tree_view);
7412 gtk_tree_path_free (old_dest_path);
7414 if (TRUE /* FIXME if the location droppable predicate */)
7422 GtkWidget *source_widget;
7424 *suggested_action = gdk_drag_context_get_suggested_action (context);
7425 source_widget = gtk_drag_get_source_widget (context);
7427 if (source_widget == widget)
7429 /* Default to MOVE, unless the user has
7430 * pressed ctrl or shift to affect available actions
7432 if ((gdk_drag_context_get_actions (context) & GDK_ACTION_MOVE) != 0)
7433 *suggested_action = GDK_ACTION_MOVE;
7436 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7441 /* can't drop here */
7442 remove_open_timeout (tree_view);
7444 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7446 GTK_TREE_VIEW_DROP_BEFORE);
7450 gtk_tree_path_free (path);
7456 get_logical_dest_row (GtkTreeView *tree_view,
7457 gboolean *path_down_mode,
7458 gboolean *drop_append_mode)
7460 /* adjust path to point to the row the drop goes in front of */
7461 GtkTreePath *path = NULL;
7462 GtkTreeViewDropPosition pos;
7464 g_return_val_if_fail (path_down_mode != NULL, NULL);
7465 g_return_val_if_fail (drop_append_mode != NULL, NULL);
7467 *path_down_mode = FALSE;
7468 *drop_append_mode = 0;
7470 gtk_tree_view_get_drag_dest_row (tree_view, &path, &pos);
7475 if (pos == GTK_TREE_VIEW_DROP_BEFORE)
7477 else if (pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE ||
7478 pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER)
7479 *path_down_mode = TRUE;
7483 GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
7485 g_assert (pos == GTK_TREE_VIEW_DROP_AFTER);
7487 if (!gtk_tree_model_get_iter (model, &iter, path) ||
7488 !gtk_tree_model_iter_next (model, &iter))
7489 *drop_append_mode = 1;
7492 *drop_append_mode = 0;
7493 gtk_tree_path_next (path);
7501 gtk_tree_view_maybe_begin_dragging_row (GtkTreeView *tree_view,
7502 GdkEventMotion *event)
7504 GtkWidget *widget = GTK_WIDGET (tree_view);
7505 GdkDragContext *context;
7506 TreeViewDragInfo *di;
7507 GtkTreePath *path = NULL;
7509 gint cell_x, cell_y;
7510 GtkTreeModel *model;
7511 gboolean retval = FALSE;
7513 di = get_info (tree_view);
7515 if (di == NULL || !di->source_set)
7518 if (tree_view->priv->pressed_button < 0)
7521 if (!gtk_drag_check_threshold (widget,
7522 tree_view->priv->press_start_x,
7523 tree_view->priv->press_start_y,
7524 event->x, event->y))
7527 model = gtk_tree_view_get_model (tree_view);
7532 button = tree_view->priv->pressed_button;
7533 tree_view->priv->pressed_button = -1;
7535 gtk_tree_view_get_path_at_pos (tree_view,
7536 tree_view->priv->press_start_x,
7537 tree_view->priv->press_start_y,
7546 if (!GTK_IS_TREE_DRAG_SOURCE (model) ||
7547 !gtk_tree_drag_source_row_draggable (GTK_TREE_DRAG_SOURCE (model),
7551 if (!(GDK_BUTTON1_MASK << (button - 1) & di->start_button_mask))
7554 /* Now we can begin the drag */
7558 context = gtk_drag_begin (widget,
7559 gtk_drag_source_get_target_list (widget),
7564 set_source_row (context, model, path);
7568 gtk_tree_path_free (path);
7575 gtk_tree_view_drag_begin (GtkWidget *widget,
7576 GdkDragContext *context)
7578 GtkTreeView *tree_view;
7579 GtkTreePath *path = NULL;
7580 gint cell_x, cell_y;
7581 cairo_surface_t *row_pix;
7582 TreeViewDragInfo *di;
7584 tree_view = GTK_TREE_VIEW (widget);
7586 /* if the user uses a custom DND source impl, we don't set the icon here */
7587 di = get_info (tree_view);
7589 if (di == NULL || !di->source_set)
7592 gtk_tree_view_get_path_at_pos (tree_view,
7593 tree_view->priv->press_start_x,
7594 tree_view->priv->press_start_y,
7600 /* If path is NULL, there's nothing we can drag. For now, we silently
7601 * bail out. Actually, dragging should not be possible from an empty
7602 * tree view, but there's no way we can cancel that from here.
7603 * Automatically unsetting the tree view as drag source for empty models
7604 * is something that would likely break other people's code ...
7609 row_pix = gtk_tree_view_create_row_drag_icon (tree_view,
7611 cairo_surface_set_device_offset (row_pix,
7612 /* the + 1 is for the black border in the icon */
7613 - (tree_view->priv->press_start_x + 1),
7616 gtk_drag_set_icon_surface (context, row_pix);
7618 cairo_surface_destroy (row_pix);
7619 gtk_tree_path_free (path);
7623 gtk_tree_view_drag_end (GtkWidget *widget,
7624 GdkDragContext *context)
7629 /* Default signal implementations for the drag signals */
7631 gtk_tree_view_drag_data_get (GtkWidget *widget,
7632 GdkDragContext *context,
7633 GtkSelectionData *selection_data,
7637 GtkTreeView *tree_view;
7638 GtkTreeModel *model;
7639 TreeViewDragInfo *di;
7640 GtkTreePath *source_row;
7642 tree_view = GTK_TREE_VIEW (widget);
7644 model = gtk_tree_view_get_model (tree_view);
7649 di = get_info (GTK_TREE_VIEW (widget));
7654 source_row = get_source_row (context);
7656 if (source_row == NULL)
7659 /* We can implement the GTK_TREE_MODEL_ROW target generically for
7660 * any model; for DragSource models there are some other targets
7664 if (GTK_IS_TREE_DRAG_SOURCE (model) &&
7665 gtk_tree_drag_source_drag_data_get (GTK_TREE_DRAG_SOURCE (model),
7670 /* If drag_data_get does nothing, try providing row data. */
7671 if (gtk_selection_data_get_target (selection_data) == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW"))
7673 gtk_tree_set_row_drag_data (selection_data,
7679 gtk_tree_path_free (source_row);
7684 gtk_tree_view_drag_data_delete (GtkWidget *widget,
7685 GdkDragContext *context)
7687 TreeViewDragInfo *di;
7688 GtkTreeModel *model;
7689 GtkTreeView *tree_view;
7690 GtkTreePath *source_row;
7692 tree_view = GTK_TREE_VIEW (widget);
7693 model = gtk_tree_view_get_model (tree_view);
7695 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_SOURCE, "drag_data_delete"))
7698 di = get_info (tree_view);
7703 source_row = get_source_row (context);
7705 if (source_row == NULL)
7708 gtk_tree_drag_source_drag_data_delete (GTK_TREE_DRAG_SOURCE (model),
7711 gtk_tree_path_free (source_row);
7713 set_source_row (context, NULL, NULL);
7717 gtk_tree_view_drag_leave (GtkWidget *widget,
7718 GdkDragContext *context,
7721 /* unset any highlight row */
7722 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7724 GTK_TREE_VIEW_DROP_BEFORE);
7726 remove_scroll_timeout (GTK_TREE_VIEW (widget));
7727 remove_open_timeout (GTK_TREE_VIEW (widget));
7732 gtk_tree_view_drag_motion (GtkWidget *widget,
7733 GdkDragContext *context,
7734 /* coordinates relative to the widget */
7740 GtkTreePath *path = NULL;
7741 GtkTreeViewDropPosition pos;
7742 GtkTreeView *tree_view;
7743 GdkDragAction suggested_action = 0;
7746 tree_view = GTK_TREE_VIEW (widget);
7748 if (!set_destination_row (tree_view, context, x, y, &suggested_action, &target))
7751 gtk_tree_view_get_drag_dest_row (tree_view, &path, &pos);
7753 /* we only know this *after* set_desination_row */
7754 empty = tree_view->priv->empty_view_drop;
7756 if (path == NULL && !empty)
7758 /* Can't drop here. */
7759 gdk_drag_status (context, 0, time);
7763 if (tree_view->priv->open_dest_timeout == 0 &&
7764 (pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
7765 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE))
7767 tree_view->priv->open_dest_timeout =
7768 gdk_threads_add_timeout (AUTO_EXPAND_TIMEOUT, open_row_timeout, tree_view);
7772 add_scroll_timeout (tree_view);
7775 if (target == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW"))
7777 /* Request data so we can use the source row when
7778 * determining whether to accept the drop
7780 set_status_pending (context, suggested_action);
7781 gtk_drag_get_data (widget, context, target, time);
7785 set_status_pending (context, 0);
7786 gdk_drag_status (context, suggested_action, time);
7791 gtk_tree_path_free (path);
7798 gtk_tree_view_drag_drop (GtkWidget *widget,
7799 GdkDragContext *context,
7800 /* coordinates relative to the widget */
7805 GtkTreeView *tree_view;
7807 GdkDragAction suggested_action = 0;
7808 GdkAtom target = GDK_NONE;
7809 TreeViewDragInfo *di;
7810 GtkTreeModel *model;
7811 gboolean path_down_mode;
7812 gboolean drop_append_mode;
7814 tree_view = GTK_TREE_VIEW (widget);
7816 model = gtk_tree_view_get_model (tree_view);
7818 remove_scroll_timeout (GTK_TREE_VIEW (widget));
7819 remove_open_timeout (GTK_TREE_VIEW (widget));
7821 di = get_info (tree_view);
7826 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_DEST, "drag_drop"))
7829 if (!set_destination_row (tree_view, context, x, y, &suggested_action, &target))
7832 path = get_logical_dest_row (tree_view, &path_down_mode, &drop_append_mode);
7834 if (target != GDK_NONE && path != NULL)
7836 /* in case a motion had requested drag data, change things so we
7837 * treat drag data receives as a drop.
7839 set_status_pending (context, 0);
7840 set_dest_row (context, model, path,
7841 path_down_mode, tree_view->priv->empty_view_drop,
7846 gtk_tree_path_free (path);
7848 /* Unset this thing */
7849 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7851 GTK_TREE_VIEW_DROP_BEFORE);
7853 if (target != GDK_NONE)
7855 gtk_drag_get_data (widget, context, target, time);
7863 gtk_tree_view_drag_data_received (GtkWidget *widget,
7864 GdkDragContext *context,
7865 /* coordinates relative to the widget */
7868 GtkSelectionData *selection_data,
7873 TreeViewDragInfo *di;
7874 gboolean accepted = FALSE;
7875 GtkTreeModel *model;
7876 GtkTreeView *tree_view;
7877 GtkTreePath *dest_row;
7878 GdkDragAction suggested_action;
7879 gboolean path_down_mode;
7880 gboolean drop_append_mode;
7882 tree_view = GTK_TREE_VIEW (widget);
7884 model = gtk_tree_view_get_model (tree_view);
7886 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_DEST, "drag_data_received"))
7889 di = get_info (tree_view);
7894 suggested_action = get_status_pending (context);
7896 if (suggested_action)
7898 /* We are getting this data due to a request in drag_motion,
7899 * rather than due to a request in drag_drop, so we are just
7900 * supposed to call drag_status, not actually paste in the
7903 path = get_logical_dest_row (tree_view, &path_down_mode,
7907 suggested_action = 0;
7908 else if (path_down_mode)
7909 gtk_tree_path_down (path);
7911 if (suggested_action)
7913 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
7919 path_down_mode = FALSE;
7920 gtk_tree_path_up (path);
7922 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
7925 suggested_action = 0;
7928 suggested_action = 0;
7932 gdk_drag_status (context, suggested_action, time);
7935 gtk_tree_path_free (path);
7937 /* If you can't drop, remove user drop indicator until the next motion */
7938 if (suggested_action == 0)
7939 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7941 GTK_TREE_VIEW_DROP_BEFORE);
7946 dest_row = get_dest_row (context, &path_down_mode);
7948 if (dest_row == NULL)
7951 if (gtk_selection_data_get_length (selection_data) >= 0)
7955 gtk_tree_path_down (dest_row);
7956 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
7957 dest_row, selection_data))
7958 gtk_tree_path_up (dest_row);
7962 if (gtk_selection_data_get_length (selection_data) >= 0)
7964 if (gtk_tree_drag_dest_drag_data_received (GTK_TREE_DRAG_DEST (model),
7970 gtk_drag_finish (context,
7972 (gdk_drag_context_get_selected_action (context) == GDK_ACTION_MOVE),
7975 if (gtk_tree_path_get_depth (dest_row) == 1 &&
7976 gtk_tree_path_get_indices (dest_row)[0] == 0 &&
7977 gtk_tree_model_iter_n_children (tree_view->priv->model, NULL) != 0)
7979 /* special special case drag to "0", scroll to first item */
7980 if (!tree_view->priv->scroll_to_path)
7981 gtk_tree_view_scroll_to_cell (tree_view, dest_row, NULL, FALSE, 0.0, 0.0);
7984 gtk_tree_path_free (dest_row);
7987 set_dest_row (context, NULL, NULL, FALSE, FALSE, FALSE);
7992 /* GtkContainer Methods
7997 gtk_tree_view_remove (GtkContainer *container,
8000 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8001 GtkTreeViewChild *child = NULL;
8004 tmp_list = tree_view->priv->children;
8007 child = tmp_list->data;
8008 if (child->widget == widget)
8010 gtk_widget_unparent (widget);
8012 tree_view->priv->children = g_list_remove_link (tree_view->priv->children, tmp_list);
8013 g_list_free_1 (tmp_list);
8014 g_slice_free (GtkTreeViewChild, child);
8018 tmp_list = tmp_list->next;
8021 tmp_list = tree_view->priv->columns;
8025 GtkTreeViewColumn *column;
8028 column = tmp_list->data;
8029 button = gtk_tree_view_column_get_button (column);
8031 if (button == widget)
8033 gtk_widget_unparent (widget);
8036 tmp_list = tmp_list->next;
8041 gtk_tree_view_forall (GtkContainer *container,
8042 gboolean include_internals,
8043 GtkCallback callback,
8044 gpointer callback_data)
8046 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8047 GtkTreeViewChild *child = NULL;
8048 GtkTreeViewColumn *column;
8052 tmp_list = tree_view->priv->children;
8055 child = tmp_list->data;
8056 tmp_list = tmp_list->next;
8058 (* callback) (child->widget, callback_data);
8060 if (include_internals == FALSE)
8063 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
8065 column = tmp_list->data;
8066 button = gtk_tree_view_column_get_button (column);
8069 (* callback) (button, callback_data);
8073 /* Returns TRUE is any of the columns contains a cell that can-focus.
8074 * If this is not the case, a column-spanning focus rectangle will be
8078 gtk_tree_view_has_can_focus_cell (GtkTreeView *tree_view)
8082 for (list = tree_view->priv->columns; list; list = list->next)
8084 GtkTreeViewColumn *column = list->data;
8086 if (!gtk_tree_view_column_get_visible (column))
8088 if (gtk_cell_area_is_activatable (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column))))
8096 column_sizing_notify (GObject *object,
8100 GtkTreeViewColumn *c = GTK_TREE_VIEW_COLUMN (object);
8102 if (gtk_tree_view_column_get_sizing (c) != GTK_TREE_VIEW_COLUMN_FIXED)
8103 /* disable fixed height mode */
8104 g_object_set (data, "fixed-height-mode", FALSE, NULL);
8108 * gtk_tree_view_set_fixed_height_mode:
8109 * @tree_view: a #GtkTreeView
8110 * @enable: %TRUE to enable fixed height mode
8112 * Enables or disables the fixed height mode of @tree_view.
8113 * Fixed height mode speeds up #GtkTreeView by assuming that all
8114 * rows have the same height.
8115 * Only enable this option if all rows are the same height and all
8116 * columns are of type %GTK_TREE_VIEW_COLUMN_FIXED.
8121 gtk_tree_view_set_fixed_height_mode (GtkTreeView *tree_view,
8126 enable = enable != FALSE;
8128 if (enable == tree_view->priv->fixed_height_mode)
8133 tree_view->priv->fixed_height_mode = 0;
8134 tree_view->priv->fixed_height = -1;
8136 /* force a revalidation */
8137 install_presize_handler (tree_view);
8141 /* make sure all columns are of type FIXED */
8142 for (l = tree_view->priv->columns; l; l = l->next)
8144 GtkTreeViewColumn *c = l->data;
8146 g_return_if_fail (gtk_tree_view_column_get_sizing (c) == GTK_TREE_VIEW_COLUMN_FIXED);
8149 /* yes, we really have to do this is in a separate loop */
8150 for (l = tree_view->priv->columns; l; l = l->next)
8151 g_signal_connect (l->data, "notify::sizing",
8152 G_CALLBACK (column_sizing_notify), tree_view);
8154 tree_view->priv->fixed_height_mode = 1;
8155 tree_view->priv->fixed_height = -1;
8157 if (tree_view->priv->tree)
8158 initialize_fixed_height_mode (tree_view);
8161 g_object_notify (G_OBJECT (tree_view), "fixed-height-mode");
8165 * gtk_tree_view_get_fixed_height_mode:
8166 * @tree_view: a #GtkTreeView
8168 * Returns whether fixed height mode is turned on for @tree_view.
8170 * Return value: %TRUE if @tree_view is in fixed height mode
8175 gtk_tree_view_get_fixed_height_mode (GtkTreeView *tree_view)
8177 return tree_view->priv->fixed_height_mode;
8180 /* Returns TRUE if the focus is within the headers, after the focus operation is
8184 gtk_tree_view_header_focus (GtkTreeView *tree_view,
8185 GtkDirectionType dir,
8186 gboolean clamp_column_visible)
8188 GtkTreeViewColumn *column;
8189 GtkWidget *focus_child;
8191 GList *last_column, *first_column;
8195 if (! tree_view->priv->headers_visible)
8198 focus_child = gtk_container_get_focus_child (GTK_CONTAINER (tree_view));
8200 first_column = tree_view->priv->columns;
8201 while (first_column)
8203 column = GTK_TREE_VIEW_COLUMN (first_column->data);
8204 button = gtk_tree_view_column_get_button (column);
8206 if (gtk_widget_get_can_focus (button) &&
8207 gtk_tree_view_column_get_visible (column) &&
8208 (gtk_tree_view_column_get_clickable (column) ||
8209 gtk_tree_view_column_get_reorderable (column)))
8211 first_column = first_column->next;
8214 /* No headers are visible, or are focusable. We can't focus in or out.
8216 if (first_column == NULL)
8219 last_column = g_list_last (tree_view->priv->columns);
8222 column = GTK_TREE_VIEW_COLUMN (last_column->data);
8223 button = gtk_tree_view_column_get_button (column);
8225 if (gtk_widget_get_can_focus (button) &&
8226 gtk_tree_view_column_get_visible (column) &&
8227 (gtk_tree_view_column_get_clickable (column) ||
8228 gtk_tree_view_column_get_reorderable (column)))
8230 last_column = last_column->prev;
8234 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
8238 case GTK_DIR_TAB_BACKWARD:
8239 case GTK_DIR_TAB_FORWARD:
8242 if (focus_child == NULL)
8244 if (tree_view->priv->focus_column != NULL)
8245 button = gtk_tree_view_column_get_button (tree_view->priv->focus_column);
8249 if (button && gtk_widget_get_can_focus (button))
8250 focus_child = button;
8252 focus_child = gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (first_column->data));
8254 gtk_widget_grab_focus (focus_child);
8261 if (focus_child == NULL)
8263 if (tree_view->priv->focus_column != NULL)
8264 focus_child = gtk_tree_view_column_get_button (tree_view->priv->focus_column);
8265 else if (dir == GTK_DIR_LEFT)
8266 focus_child = gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (last_column->data));
8268 focus_child = gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (first_column->data));
8270 gtk_widget_grab_focus (focus_child);
8274 if (gtk_widget_child_focus (focus_child, dir))
8276 /* The focus moves inside the button. */
8277 /* This is probably a great example of bad UI */
8281 /* We need to move the focus among the row of buttons. */
8282 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
8283 if (gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (tmp_list->data)) == focus_child)
8286 if ((tmp_list == first_column && dir == (rtl ? GTK_DIR_RIGHT : GTK_DIR_LEFT))
8287 || (tmp_list == last_column && dir == (rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT)))
8289 gtk_widget_error_bell (GTK_WIDGET (tree_view));
8295 GtkTreeViewColumn *column;
8298 if (dir == (rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT))
8299 tmp_list = tmp_list->next;
8301 tmp_list = tmp_list->prev;
8303 if (tmp_list == NULL)
8305 g_warning ("Internal button not found");
8308 column = tmp_list->data;
8309 button = gtk_tree_view_column_get_button (column);
8311 gtk_tree_view_column_get_visible (column) &&
8312 gtk_widget_get_can_focus (button))
8314 focus_child = button;
8315 gtk_widget_grab_focus (button);
8321 g_assert_not_reached ();
8325 /* if focus child is non-null, we assume it's been set to the current focus child
8329 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
8330 if (gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (tmp_list->data)) == focus_child)
8332 _gtk_tree_view_set_focus_column (tree_view, GTK_TREE_VIEW_COLUMN (tmp_list->data));
8336 if (clamp_column_visible)
8338 gtk_tree_view_clamp_column_visible (tree_view,
8339 tree_view->priv->focus_column,
8344 return (focus_child != NULL);
8347 /* This function returns in 'path' the first focusable path, if the given path
8348 * is already focusable, it's the returned one.
8351 search_first_focusable_path (GtkTreeView *tree_view,
8353 gboolean search_forward,
8354 GtkRBTree **new_tree,
8355 GtkRBNode **new_node)
8357 GtkRBTree *tree = NULL;
8358 GtkRBNode *node = NULL;
8360 if (!path || !*path)
8363 _gtk_tree_view_find_node (tree_view, *path, &tree, &node);
8368 while (node && row_is_separator (tree_view, NULL, *path))
8371 _gtk_rbtree_next_full (tree, node, &tree, &node);
8373 _gtk_rbtree_prev_full (tree, node, &tree, &node);
8376 gtk_tree_path_free (*path);
8379 *path = _gtk_tree_path_new_from_rbtree (tree, node);
8390 return (*path != NULL);
8394 gtk_tree_view_focus (GtkWidget *widget,
8395 GtkDirectionType direction)
8397 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
8398 GtkContainer *container = GTK_CONTAINER (widget);
8399 GtkWidget *focus_child;
8401 if (!gtk_widget_is_sensitive (widget) || !gtk_widget_get_can_focus (widget))
8404 focus_child = gtk_container_get_focus_child (container);
8406 gtk_tree_view_stop_editing (GTK_TREE_VIEW (widget), FALSE);
8407 /* Case 1. Headers currently have focus. */
8414 gtk_tree_view_header_focus (tree_view, direction, TRUE);
8416 case GTK_DIR_TAB_BACKWARD:
8419 case GTK_DIR_TAB_FORWARD:
8421 gtk_widget_grab_focus (widget);
8424 g_assert_not_reached ();
8429 /* Case 2. We don't have focus at all. */
8430 if (!gtk_widget_has_focus (widget))
8432 gtk_widget_grab_focus (widget);
8436 /* Case 3. We have focus already. */
8437 if (direction == GTK_DIR_TAB_BACKWARD)
8438 return (gtk_tree_view_header_focus (tree_view, direction, FALSE));
8439 else if (direction == GTK_DIR_TAB_FORWARD)
8442 /* Other directions caught by the keybindings */
8443 gtk_widget_grab_focus (widget);
8448 gtk_tree_view_grab_focus (GtkWidget *widget)
8450 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->grab_focus (widget);
8452 gtk_tree_view_focus_to_cursor (GTK_TREE_VIEW (widget));
8456 gtk_tree_view_style_updated (GtkWidget *widget)
8458 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
8460 GtkTreeViewColumn *column;
8462 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->style_updated (widget);
8464 if (gtk_widget_get_realized (widget))
8466 gtk_tree_view_ensure_background (tree_view);
8468 gtk_tree_view_set_grid_lines (tree_view, tree_view->priv->grid_lines);
8469 gtk_tree_view_set_enable_tree_lines (tree_view, tree_view->priv->tree_lines_enabled);
8472 for (list = tree_view->priv->columns; list; list = list->next)
8474 column = list->data;
8475 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
8478 tree_view->priv->fixed_height = -1;
8479 _gtk_rbtree_mark_invalid (tree_view->priv->tree);
8481 gtk_widget_queue_resize (widget);
8486 gtk_tree_view_set_focus_child (GtkContainer *container,
8489 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8492 for (list = tree_view->priv->columns; list; list = list->next)
8494 if (gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (list->data)) == child)
8496 _gtk_tree_view_set_focus_column (tree_view, GTK_TREE_VIEW_COLUMN (list->data));
8501 GTK_CONTAINER_CLASS (gtk_tree_view_parent_class)->set_focus_child (container, child);
8504 static GtkWidgetPath *
8505 gtk_tree_view_get_path_for_child (GtkContainer *container,
8508 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8509 GtkWidgetPath *path;
8511 GList *list, *visible_columns = NULL;
8514 path = GTK_CONTAINER_CLASS (gtk_tree_view_parent_class)->get_path_for_child (container, child);
8515 rtl = (gtk_widget_get_direction (GTK_WIDGET (container)) == GTK_TEXT_DIR_RTL);
8517 for (list = tree_view->priv->columns; list; list = list->next)
8519 GtkTreeViewColumn *column = list->data;
8521 if (gtk_tree_view_column_get_visible (column))
8522 visible_columns = g_list_prepend (visible_columns, column);
8526 visible_columns = g_list_reverse (visible_columns);
8528 for (list = visible_columns; list != NULL; list = list->next)
8530 GtkTreeViewColumn *column = list->data;
8531 GtkRegionFlags flags = 0;
8535 if (gtk_tree_view_column_get_widget (column) != child &&
8536 gtk_tree_view_column_get_button (column) != child)
8539 if ((n_col % 2) == 0)
8540 flags |= GTK_REGION_EVEN;
8542 flags |= GTK_REGION_ODD;
8545 flags |= GTK_REGION_FIRST;
8548 flags |= GTK_REGION_LAST;
8550 gtk_widget_path_iter_add_region (path, -1, GTK_STYLE_REGION_COLUMN_HEADER, flags);
8553 g_list_free (visible_columns);
8555 gtk_widget_path_append_for_widget (path, child);
8561 gtk_tree_view_real_move_cursor (GtkTreeView *tree_view,
8562 GtkMovementStep step,
8565 GdkModifierType state;
8567 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
8568 g_return_val_if_fail (step == GTK_MOVEMENT_LOGICAL_POSITIONS ||
8569 step == GTK_MOVEMENT_VISUAL_POSITIONS ||
8570 step == GTK_MOVEMENT_DISPLAY_LINES ||
8571 step == GTK_MOVEMENT_PAGES ||
8572 step == GTK_MOVEMENT_BUFFER_ENDS, FALSE);
8574 if (tree_view->priv->tree == NULL)
8576 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
8579 gtk_tree_view_stop_editing (tree_view, FALSE);
8580 tree_view->priv->draw_keyfocus = TRUE;
8581 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
8583 if (gtk_get_current_event_state (&state))
8585 GdkModifierType extend_mod_mask;
8586 GdkModifierType modify_mod_mask;
8589 gtk_widget_get_modifier_mask (GTK_WIDGET (tree_view),
8590 GDK_MODIFIER_INTENT_EXTEND_SELECTION);
8593 gtk_widget_get_modifier_mask (GTK_WIDGET (tree_view),
8594 GDK_MODIFIER_INTENT_MODIFY_SELECTION);
8596 if ((state & modify_mod_mask) == modify_mod_mask)
8597 tree_view->priv->modify_selection_pressed = TRUE;
8598 if ((state & extend_mod_mask) == extend_mod_mask)
8599 tree_view->priv->extend_selection_pressed = TRUE;
8601 /* else we assume not pressed */
8605 /* currently we make no distinction. When we go bi-di, we need to */
8606 case GTK_MOVEMENT_LOGICAL_POSITIONS:
8607 case GTK_MOVEMENT_VISUAL_POSITIONS:
8608 gtk_tree_view_move_cursor_left_right (tree_view, count);
8610 case GTK_MOVEMENT_DISPLAY_LINES:
8611 gtk_tree_view_move_cursor_up_down (tree_view, count);
8613 case GTK_MOVEMENT_PAGES:
8614 gtk_tree_view_move_cursor_page_up_down (tree_view, count);
8616 case GTK_MOVEMENT_BUFFER_ENDS:
8617 gtk_tree_view_move_cursor_start_end (tree_view, count);
8620 g_assert_not_reached ();
8623 tree_view->priv->modify_selection_pressed = FALSE;
8624 tree_view->priv->extend_selection_pressed = FALSE;
8630 gtk_tree_view_put (GtkTreeView *tree_view,
8631 GtkWidget *child_widget,
8632 /* in bin_window coordinates */
8638 GtkTreeViewChild *child;
8640 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8641 g_return_if_fail (GTK_IS_WIDGET (child_widget));
8643 child = g_slice_new (GtkTreeViewChild);
8645 child->widget = child_widget;
8648 child->width = width;
8649 child->height = height;
8651 tree_view->priv->children = g_list_append (tree_view->priv->children, child);
8653 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
8654 gtk_widget_set_parent_window (child->widget, tree_view->priv->bin_window);
8656 gtk_widget_set_parent (child_widget, GTK_WIDGET (tree_view));
8660 _gtk_tree_view_child_move_resize (GtkTreeView *tree_view,
8662 /* in tree coordinates */
8668 GtkTreeViewChild *child = NULL;
8670 GdkRectangle allocation;
8672 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8673 g_return_if_fail (GTK_IS_WIDGET (widget));
8675 for (list = tree_view->priv->children; list; list = list->next)
8677 if (((GtkTreeViewChild *)list->data)->widget == widget)
8686 allocation.x = child->x = x;
8687 allocation.y = child->y = y;
8688 allocation.width = child->width = width;
8689 allocation.height = child->height = height;
8691 if (gtk_widget_get_realized (widget))
8692 gtk_widget_size_allocate (widget, &allocation);
8696 /* TreeModel Callbacks
8700 gtk_tree_view_row_changed (GtkTreeModel *model,
8705 GtkTreeView *tree_view = (GtkTreeView *)data;
8708 gboolean free_path = FALSE;
8710 GtkTreePath *cursor_path;
8712 g_return_if_fail (path != NULL || iter != NULL);
8714 if (tree_view->priv->cursor_node != NULL)
8715 cursor_path = _gtk_tree_path_new_from_rbtree (tree_view->priv->cursor_tree,
8716 tree_view->priv->cursor_node);
8720 if (tree_view->priv->edited_column &&
8721 (cursor_path == NULL || gtk_tree_path_compare (cursor_path, path) == 0))
8722 gtk_tree_view_stop_editing (tree_view, TRUE);
8724 if (cursor_path != NULL)
8725 gtk_tree_path_free (cursor_path);
8729 path = gtk_tree_model_get_path (model, iter);
8732 else if (iter == NULL)
8733 gtk_tree_model_get_iter (model, iter, path);
8735 if (_gtk_tree_view_find_node (tree_view,
8739 /* We aren't actually showing the node */
8745 _gtk_tree_view_accessible_changed (tree_view, tree, node);
8747 if (tree_view->priv->fixed_height_mode
8748 && tree_view->priv->fixed_height >= 0)
8750 _gtk_rbtree_node_set_height (tree, node, tree_view->priv->fixed_height);
8751 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
8752 gtk_tree_view_node_queue_redraw (tree_view, tree, node);
8756 _gtk_rbtree_node_mark_invalid (tree, node);
8757 for (list = tree_view->priv->columns; list; list = list->next)
8759 GtkTreeViewColumn *column;
8761 column = list->data;
8762 if (!gtk_tree_view_column_get_visible (column))
8765 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
8767 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
8773 if (!tree_view->priv->fixed_height_mode &&
8774 gtk_widget_get_realized (GTK_WIDGET (tree_view)))
8775 install_presize_handler (tree_view);
8777 gtk_tree_path_free (path);
8781 gtk_tree_view_row_inserted (GtkTreeModel *model,
8786 GtkTreeView *tree_view = (GtkTreeView *) data;
8789 GtkRBNode *tmpnode = NULL;
8793 gboolean free_path = FALSE;
8794 gboolean node_visible = TRUE;
8796 g_return_if_fail (path != NULL || iter != NULL);
8798 if (tree_view->priv->fixed_height_mode
8799 && tree_view->priv->fixed_height >= 0)
8800 height = tree_view->priv->fixed_height;
8806 path = gtk_tree_model_get_path (model, iter);
8809 else if (iter == NULL)
8810 gtk_tree_model_get_iter (model, iter, path);
8812 if (tree_view->priv->tree == NULL)
8813 tree_view->priv->tree = _gtk_rbtree_new ();
8815 tree = tree_view->priv->tree;
8817 /* Update all row-references */
8818 gtk_tree_row_reference_inserted (G_OBJECT (data), path);
8819 depth = gtk_tree_path_get_depth (path);
8820 indices = gtk_tree_path_get_indices (path);
8822 /* First, find the parent tree */
8823 while (i < depth - 1)
8827 /* We aren't showing the node */
8828 node_visible = FALSE;
8832 tmpnode = _gtk_rbtree_find_count (tree, indices[i] + 1);
8833 if (tmpnode == NULL)
8835 g_warning ("A node was inserted with a parent that's not in the tree.\n" \
8836 "This possibly means that a GtkTreeModel inserted a child node\n" \
8837 "before the parent was inserted.");
8840 else if (!GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_IS_PARENT))
8842 /* FIXME enforce correct behavior on model, probably */
8843 /* In theory, the model should have emitted has_child_toggled here. We
8844 * try to catch it anyway, just to be safe, in case the model hasn't.
8846 GtkTreePath *tmppath = _gtk_tree_path_new_from_rbtree (tree, tmpnode);
8847 gtk_tree_view_row_has_child_toggled (model, tmppath, NULL, data);
8848 gtk_tree_path_free (tmppath);
8852 tree = tmpnode->children;
8858 node_visible = FALSE;
8863 gtk_tree_model_ref_node (tree_view->priv->model, iter);
8864 if (indices[depth - 1] == 0)
8866 tmpnode = _gtk_rbtree_find_count (tree, 1);
8867 tmpnode = _gtk_rbtree_insert_before (tree, tmpnode, height, FALSE);
8871 tmpnode = _gtk_rbtree_find_count (tree, indices[depth - 1]);
8872 tmpnode = _gtk_rbtree_insert_after (tree, tmpnode, height, FALSE);
8875 _gtk_tree_view_accessible_add (tree_view, tree, tmpnode);
8881 _gtk_rbtree_node_mark_valid (tree, tmpnode);
8883 if (node_visible && node_is_visible (tree_view, tree, tmpnode))
8884 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
8886 gtk_widget_queue_resize_no_redraw (GTK_WIDGET (tree_view));
8889 install_presize_handler (tree_view);
8891 gtk_tree_path_free (path);
8895 gtk_tree_view_row_has_child_toggled (GtkTreeModel *model,
8900 GtkTreeView *tree_view = (GtkTreeView *)data;
8901 GtkTreeIter real_iter;
8905 gboolean free_path = FALSE;
8907 g_return_if_fail (path != NULL || iter != NULL);
8914 path = gtk_tree_model_get_path (model, iter);
8917 else if (iter == NULL)
8918 gtk_tree_model_get_iter (model, &real_iter, path);
8920 if (_gtk_tree_view_find_node (tree_view,
8924 /* We aren't actually showing the node */
8930 has_child = gtk_tree_model_iter_has_child (model, &real_iter);
8933 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT) == has_child)
8938 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_PARENT);
8939 _gtk_tree_view_accessible_add_state (tree_view, tree, node, GTK_CELL_RENDERER_EXPANDABLE);
8943 GTK_RBNODE_UNSET_FLAG (node, GTK_RBNODE_IS_PARENT);
8944 _gtk_tree_view_accessible_remove_state (tree_view, tree, node, GTK_CELL_RENDERER_EXPANDABLE);
8947 if (has_child && tree_view->priv->is_list)
8949 tree_view->priv->is_list = FALSE;
8950 if (tree_view->priv->show_expanders)
8954 for (list = tree_view->priv->columns; list; list = list->next)
8955 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
8957 _gtk_tree_view_column_cell_set_dirty (GTK_TREE_VIEW_COLUMN (list->data), TRUE);
8961 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
8965 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
8970 gtk_tree_path_free (path);
8974 count_children_helper (GtkRBTree *tree,
8979 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, data);
8980 (*((gint *)data))++;
8984 check_selection_helper (GtkRBTree *tree,
8988 gint *value = (gint *)data;
8990 *value |= GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED);
8992 if (node->children && !*value)
8993 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, check_selection_helper, data);
8997 gtk_tree_view_row_deleted (GtkTreeModel *model,
9001 GtkTreeView *tree_view = (GtkTreeView *)data;
9005 gboolean selection_changed = FALSE, cursor_changed = FALSE;
9006 GtkRBTree *cursor_tree = NULL;
9007 GtkRBNode *cursor_node = NULL;
9009 g_return_if_fail (path != NULL);
9011 gtk_tree_row_reference_deleted (G_OBJECT (data), path);
9013 if (_gtk_tree_view_find_node (tree_view, path, &tree, &node))
9019 /* check if the selection has been changed */
9020 _gtk_rbtree_traverse (tree, node, G_POST_ORDER,
9021 check_selection_helper, &selection_changed);
9023 for (list = tree_view->priv->columns; list; list = list->next)
9024 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)) &&
9025 gtk_tree_view_column_get_sizing (GTK_TREE_VIEW_COLUMN (list->data)) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
9026 _gtk_tree_view_column_cell_set_dirty ((GtkTreeViewColumn *)list->data, TRUE);
9028 /* Ensure we don't have a dangling pointer to a dead node */
9029 ensure_unprelighted (tree_view);
9031 /* Cancel editting if we've started */
9032 gtk_tree_view_stop_editing (tree_view, TRUE);
9034 /* If the cursor row got deleted, move the cursor to the next row */
9035 if (tree_view->priv->cursor_node &&
9036 (tree_view->priv->cursor_node == node ||
9037 (node->children && (tree_view->priv->cursor_tree == node->children ||
9038 _gtk_rbtree_contains (node->children, tree_view->priv->cursor_tree)))))
9040 GtkTreePath *cursor_path;
9043 cursor_node = _gtk_rbtree_next (tree, node);
9044 /* find the first node that is not going to be deleted */
9045 while (cursor_node == NULL && cursor_tree->parent_tree)
9047 cursor_node = _gtk_rbtree_next (cursor_tree->parent_tree,
9048 cursor_tree->parent_node);
9049 cursor_tree = cursor_tree->parent_tree;
9052 if (cursor_node != NULL)
9053 cursor_path = _gtk_tree_path_new_from_rbtree (cursor_tree, cursor_node);
9057 if (cursor_path == NULL ||
9058 ! search_first_focusable_path (tree_view, &cursor_path, TRUE,
9059 &cursor_tree, &cursor_node))
9061 /* It looks like we reached the end of the view without finding
9062 * a focusable row. We will step backwards to find the last
9065 _gtk_rbtree_prev_full (tree, node, &cursor_tree, &cursor_node);
9068 cursor_path = _gtk_tree_path_new_from_rbtree (cursor_tree, cursor_node);
9069 if (! search_first_focusable_path (tree_view, &cursor_path, FALSE,
9070 &cursor_tree, &cursor_node))
9072 gtk_tree_path_free (cursor_path);
9075 else if (cursor_path)
9076 gtk_tree_path_free (cursor_path);
9078 cursor_changed = TRUE;
9081 if (tree_view->priv->destroy_count_func)
9083 gint child_count = 0;
9085 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, &child_count);
9086 tree_view->priv->destroy_count_func (tree_view, path, child_count, tree_view->priv->destroy_count_data);
9089 if (tree->root->count == 1)
9091 if (tree_view->priv->tree == tree)
9092 tree_view->priv->tree = NULL;
9094 _gtk_tree_view_accessible_remove_state (tree_view,
9095 tree->parent_tree, tree->parent_node,
9096 GTK_CELL_RENDERER_EXPANDED);
9097 _gtk_tree_view_accessible_remove (tree_view, tree, NULL);
9098 _gtk_rbtree_remove (tree);
9102 _gtk_tree_view_accessible_remove (tree_view, tree, node);
9103 _gtk_rbtree_remove_node (tree, node);
9106 if (! gtk_tree_row_reference_valid (tree_view->priv->top_row))
9108 gtk_tree_row_reference_free (tree_view->priv->top_row);
9109 tree_view->priv->top_row = NULL;
9112 install_scroll_sync_handler (tree_view);
9114 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
9120 GtkTreePath *cursor_path = _gtk_tree_path_new_from_rbtree (cursor_tree, cursor_node);
9121 gtk_tree_view_real_set_cursor (tree_view, cursor_path, CLEAR_AND_SELECT | CURSOR_INVALID);
9122 gtk_tree_path_free (cursor_path);
9125 gtk_tree_view_real_set_cursor (tree_view, NULL, CLEAR_AND_SELECT | CURSOR_INVALID);
9127 if (selection_changed)
9128 g_signal_emit_by_name (tree_view->priv->selection, "changed");
9132 gtk_tree_view_rows_reordered (GtkTreeModel *model,
9133 GtkTreePath *parent,
9138 GtkTreeView *tree_view = GTK_TREE_VIEW (data);
9143 len = gtk_tree_model_iter_n_children (model, iter);
9148 gtk_tree_row_reference_reordered (G_OBJECT (data),
9153 if (_gtk_tree_view_find_node (tree_view,
9159 /* We need to special case the parent path */
9161 tree = tree_view->priv->tree;
9163 tree = node->children;
9168 if (tree_view->priv->edited_column)
9169 gtk_tree_view_stop_editing (tree_view, TRUE);
9171 /* we need to be unprelighted */
9172 ensure_unprelighted (tree_view);
9174 _gtk_rbtree_reorder (tree, new_order, len);
9176 _gtk_tree_view_accessible_reorder (tree_view);
9178 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
9180 gtk_tree_view_dy_to_top_row (tree_view);
9184 /* Internal tree functions
9189 gtk_tree_view_get_background_xrange (GtkTreeView *tree_view,
9191 GtkTreeViewColumn *column,
9195 GtkTreeViewColumn *tmp_column = NULL;
9206 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
9209 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
9211 list = (rtl ? list->prev : list->next))
9213 tmp_column = list->data;
9215 if (tmp_column == column)
9218 if (gtk_tree_view_column_get_visible (tmp_column))
9219 total_width += gtk_tree_view_column_get_width (tmp_column);
9222 if (tmp_column != column)
9224 g_warning (G_STRLOC": passed-in column isn't in the tree");
9233 if (gtk_tree_view_column_get_visible (column))
9234 *x2 = total_width + gtk_tree_view_column_get_width (column);
9236 *x2 = total_width; /* width of 0 */
9241 gtk_tree_view_get_arrow_xrange (GtkTreeView *tree_view,
9248 GtkTreeViewColumn *tmp_column = NULL;
9251 gboolean indent_expanders;
9254 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
9255 expander_size = gtk_tree_view_get_expander_size (tree_view);
9258 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
9260 list = (rtl ? list->prev : list->next))
9262 tmp_column = list->data;
9264 if (gtk_tree_view_is_expander_column (tree_view, tmp_column))
9267 x_offset = total_width + gtk_tree_view_column_get_width (tmp_column) - expander_size;
9269 x_offset = total_width;
9273 if (gtk_tree_view_column_get_visible (tmp_column))
9274 total_width += gtk_tree_view_column_get_width (tmp_column);
9277 gtk_widget_style_get (GTK_WIDGET (tree_view),
9278 "indent-expanders", &indent_expanders,
9281 if (indent_expanders)
9284 x_offset -= expander_size * _gtk_rbtree_get_depth (tree);
9286 x_offset += expander_size * _gtk_rbtree_get_depth (tree);
9292 gtk_tree_view_column_get_visible (tmp_column))
9293 /* +1 because x2 isn't included in the range. */
9294 *x2 = *x1 + expander_size + 1;
9300 gtk_tree_view_build_tree (GtkTreeView *tree_view,
9306 GtkRBNode *temp = NULL;
9307 GtkTreePath *path = NULL;
9311 gtk_tree_model_ref_node (tree_view->priv->model, iter);
9312 temp = _gtk_rbtree_insert_after (tree, temp, 0, FALSE);
9314 if (tree_view->priv->fixed_height > 0)
9316 if (GTK_RBNODE_FLAG_SET (temp, GTK_RBNODE_INVALID))
9318 _gtk_rbtree_node_set_height (tree, temp, tree_view->priv->fixed_height);
9319 _gtk_rbtree_node_mark_valid (tree, temp);
9323 if (tree_view->priv->is_list)
9331 path = gtk_tree_model_get_path (tree_view->priv->model, iter);
9333 gtk_tree_path_next (path);
9335 if (gtk_tree_model_iter_children (tree_view->priv->model, &child, iter))
9339 g_signal_emit (tree_view, tree_view_signals[TEST_EXPAND_ROW], 0, iter, path, &expand);
9341 if (gtk_tree_model_iter_has_child (tree_view->priv->model, iter)
9344 temp->children = _gtk_rbtree_new ();
9345 temp->children->parent_tree = tree;
9346 temp->children->parent_node = temp;
9347 gtk_tree_view_build_tree (tree_view, temp->children, &child, depth + 1, recurse);
9352 if (gtk_tree_model_iter_has_child (tree_view->priv->model, iter))
9354 if ((temp->flags>K_RBNODE_IS_PARENT) != GTK_RBNODE_IS_PARENT)
9355 temp->flags ^= GTK_RBNODE_IS_PARENT;
9358 while (gtk_tree_model_iter_next (tree_view->priv->model, iter));
9361 gtk_tree_path_free (path);
9364 /* Make sure the node is visible vertically */
9366 gtk_tree_view_clamp_node_visible (GtkTreeView *tree_view,
9370 gint node_dy, height;
9371 GtkTreePath *path = NULL;
9373 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
9376 /* just return if the node is visible, avoiding a costly expose */
9377 node_dy = _gtk_rbtree_node_find_offset (tree, node);
9378 height = gtk_tree_view_get_row_height (tree_view, node);
9379 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID)
9380 && node_dy >= gtk_adjustment_get_value (tree_view->priv->vadjustment)
9381 && node_dy + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment)
9382 + gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
9385 path = _gtk_tree_path_new_from_rbtree (tree, node);
9388 gtk_tree_view_scroll_to_cell (tree_view, path, NULL, FALSE, 0.0, 0.0);
9389 gtk_tree_path_free (path);
9394 gtk_tree_view_clamp_column_visible (GtkTreeView *tree_view,
9395 GtkTreeViewColumn *column,
9396 gboolean focus_to_cell)
9398 GtkAllocation allocation;
9404 gtk_widget_get_allocation (gtk_tree_view_column_get_button (column), &allocation);
9406 width = allocation.width;
9408 if (width > gtk_adjustment_get_page_size (tree_view->priv->hadjustment))
9410 /* The column is larger than the horizontal page size. If the
9411 * column has cells which can be focussed individually, then we make
9412 * sure the cell which gets focus is fully visible (if even the
9413 * focus cell is bigger than the page size, we make sure the
9414 * left-hand side of the cell is visible).
9416 * If the column does not have an activatable cell, we
9417 * make sure the left-hand side of the column is visible.
9420 if (focus_to_cell && gtk_tree_view_has_can_focus_cell (tree_view))
9422 GtkCellArea *cell_area;
9423 GtkCellRenderer *focus_cell;
9425 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
9426 focus_cell = gtk_cell_area_get_focus_cell (cell_area);
9428 if (gtk_tree_view_column_cell_get_position (column, focus_cell,
9431 if (width < gtk_adjustment_get_page_size (tree_view->priv->hadjustment))
9433 if (gtk_adjustment_get_value (tree_view->priv->hadjustment) + gtk_adjustment_get_page_size (tree_view->priv->hadjustment) < x + width)
9434 gtk_adjustment_set_value (tree_view->priv->hadjustment,
9435 x + width - gtk_adjustment_get_page_size (tree_view->priv->hadjustment));
9436 else if (gtk_adjustment_get_value (tree_view->priv->hadjustment) > x)
9437 gtk_adjustment_set_value (tree_view->priv->hadjustment, x);
9442 gtk_adjustment_set_value (tree_view->priv->hadjustment, x);
9446 if ((gtk_adjustment_get_value (tree_view->priv->hadjustment) + gtk_adjustment_get_page_size (tree_view->priv->hadjustment)) < (x + width))
9447 gtk_adjustment_set_value (tree_view->priv->hadjustment,
9448 x + width - gtk_adjustment_get_page_size (tree_view->priv->hadjustment));
9449 else if (gtk_adjustment_get_value (tree_view->priv->hadjustment) > x)
9450 gtk_adjustment_set_value (tree_view->priv->hadjustment, x);
9454 /* This function could be more efficient. I'll optimize it if profiling seems
9455 * to imply that it is important */
9457 _gtk_tree_path_new_from_rbtree (GtkRBTree *tree,
9461 GtkRBTree *tmp_tree;
9462 GtkRBNode *tmp_node, *last;
9465 path = gtk_tree_path_new ();
9467 g_return_val_if_fail (node != NULL, path);
9469 count = 1 + node->left->count;
9472 tmp_node = node->parent;
9476 while (!_gtk_rbtree_is_nil (tmp_node))
9478 if (tmp_node->right == last)
9479 count += 1 + tmp_node->left->count;
9481 tmp_node = tmp_node->parent;
9483 gtk_tree_path_prepend_index (path, count - 1);
9484 last = tmp_tree->parent_node;
9485 tmp_tree = tmp_tree->parent_tree;
9488 count = 1 + last->left->count;
9489 tmp_node = last->parent;
9495 /* Returns TRUE if we ran out of tree before finding the path. If the path is
9496 * invalid (ie. points to a node that's not in the tree), *tree and *node are
9500 _gtk_tree_view_find_node (GtkTreeView *tree_view,
9505 GtkRBNode *tmpnode = NULL;
9506 GtkRBTree *tmptree = tree_view->priv->tree;
9507 gint *indices = gtk_tree_path_get_indices (path);
9508 gint depth = gtk_tree_path_get_depth (path);
9514 if (depth == 0 || tmptree == NULL)
9518 tmpnode = _gtk_rbtree_find_count (tmptree, indices[i] + 1);
9520 if (tmpnode == NULL)
9534 tmptree = tmpnode->children;
9535 if (tmptree == NULL)
9542 gtk_tree_view_is_expander_column (GtkTreeView *tree_view,
9543 GtkTreeViewColumn *column)
9547 if (tree_view->priv->is_list)
9550 if (tree_view->priv->expander_column != NULL)
9552 if (tree_view->priv->expander_column == column)
9558 for (list = tree_view->priv->columns;
9561 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
9563 if (list && list->data == column)
9569 static inline gboolean
9570 gtk_tree_view_draw_expanders (GtkTreeView *tree_view)
9572 if (!tree_view->priv->is_list && tree_view->priv->show_expanders)
9579 gtk_tree_view_add_move_binding (GtkBindingSet *binding_set,
9582 gboolean add_shifted_binding,
9583 GtkMovementStep step,
9587 gtk_binding_entry_add_signal (binding_set, keyval, modmask,
9592 if (add_shifted_binding)
9593 gtk_binding_entry_add_signal (binding_set, keyval, GDK_SHIFT_MASK,
9598 if ((modmask & GDK_CONTROL_MASK) == GDK_CONTROL_MASK)
9601 gtk_binding_entry_add_signal (binding_set, keyval, GDK_CONTROL_MASK | GDK_SHIFT_MASK,
9606 gtk_binding_entry_add_signal (binding_set, keyval, GDK_CONTROL_MASK,
9613 gtk_tree_view_unref_tree_helper (GtkTreeModel *model,
9618 gint retval = FALSE;
9621 g_return_val_if_fail (node != NULL, FALSE);
9626 GtkRBTree *new_tree;
9627 GtkRBNode *new_node;
9629 new_tree = node->children;
9630 new_node = _gtk_rbtree_first (new_tree);
9632 if (!gtk_tree_model_iter_children (model, &child, iter))
9635 retval = gtk_tree_view_unref_tree_helper (model, &child, new_tree, new_node) | retval;
9638 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
9640 gtk_tree_model_unref_node (model, iter);
9641 node = _gtk_rbtree_next (tree, node);
9643 while (gtk_tree_model_iter_next (model, iter));
9649 gtk_tree_view_unref_and_check_selection_tree (GtkTreeView *tree_view,
9660 node = _gtk_rbtree_first (tree);
9662 g_return_val_if_fail (node != NULL, FALSE);
9663 path = _gtk_tree_path_new_from_rbtree (tree, node);
9664 gtk_tree_model_get_iter (GTK_TREE_MODEL (tree_view->priv->model),
9666 retval = gtk_tree_view_unref_tree_helper (GTK_TREE_MODEL (tree_view->priv->model), &iter, tree, node);
9667 gtk_tree_path_free (path);
9673 gtk_tree_view_set_column_drag_info (GtkTreeView *tree_view,
9674 GtkTreeViewColumn *column)
9676 GtkTreeViewColumn *left_column;
9677 GtkTreeViewColumn *cur_column = NULL;
9678 GtkTreeViewColumnReorder *reorder;
9683 /* We want to precalculate the motion list such that we know what column slots
9687 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
9689 /* First, identify all possible drop spots */
9691 tmp_list = g_list_last (tree_view->priv->columns);
9693 tmp_list = g_list_first (tree_view->priv->columns);
9697 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
9698 tmp_list = rtl?g_list_previous (tmp_list):g_list_next (tmp_list);
9700 if (gtk_tree_view_column_get_visible (cur_column) == FALSE)
9703 /* If it's not the column moving and func tells us to skip over the column, we continue. */
9704 if (left_column != column && cur_column != column &&
9705 tree_view->priv->column_drop_func &&
9706 ! tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
9708 left_column = cur_column;
9711 reorder = g_slice_new0 (GtkTreeViewColumnReorder);
9712 reorder->left_column = left_column;
9713 left_column = reorder->right_column = cur_column;
9715 tree_view->priv->column_drag_info = g_list_append (tree_view->priv->column_drag_info, reorder);
9718 /* Add the last one */
9719 if (tree_view->priv->column_drop_func == NULL ||
9720 ((left_column != column) &&
9721 tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data)))
9723 reorder = g_slice_new0 (GtkTreeViewColumnReorder);
9724 reorder->left_column = left_column;
9725 reorder->right_column = NULL;
9726 tree_view->priv->column_drag_info = g_list_append (tree_view->priv->column_drag_info, reorder);
9729 /* We quickly check to see if it even makes sense to reorder columns. */
9730 /* If there is nothing that can be moved, then we return */
9732 if (tree_view->priv->column_drag_info == NULL)
9735 /* We know there are always 2 slots possbile, as you can always return column. */
9736 /* If that's all there is, return */
9737 if (tree_view->priv->column_drag_info->next == NULL ||
9738 (tree_view->priv->column_drag_info->next->next == NULL &&
9739 ((GtkTreeViewColumnReorder *)tree_view->priv->column_drag_info->data)->right_column == column &&
9740 ((GtkTreeViewColumnReorder *)tree_view->priv->column_drag_info->next->data)->left_column == column))
9742 for (tmp_list = tree_view->priv->column_drag_info; tmp_list; tmp_list = tmp_list->next)
9743 g_slice_free (GtkTreeViewColumnReorder, tmp_list->data);
9744 g_list_free (tree_view->priv->column_drag_info);
9745 tree_view->priv->column_drag_info = NULL;
9748 /* We fill in the ranges for the columns, now that we've isolated them */
9749 left = - TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER (tree_view);
9751 for (tmp_list = tree_view->priv->column_drag_info; tmp_list; tmp_list = tmp_list->next)
9753 reorder = (GtkTreeViewColumnReorder *) tmp_list->data;
9755 reorder->left_align = left;
9756 if (tmp_list->next != NULL)
9758 GtkAllocation right_allocation, left_allocation;
9759 GtkWidget *left_button, *right_button;
9761 g_assert (tmp_list->next->data);
9763 right_button = gtk_tree_view_column_get_button (reorder->right_column);
9764 left_button = gtk_tree_view_column_get_button
9765 (((GtkTreeViewColumnReorder *)tmp_list->next->data)->left_column);
9767 gtk_widget_get_allocation (right_button, &right_allocation);
9768 gtk_widget_get_allocation (left_button, &left_allocation);
9769 left = reorder->right_align = (right_allocation.x + right_allocation.width + left_allocation.x) / 2;
9773 reorder->right_align = gdk_window_get_width (tree_view->priv->header_window)
9774 + TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER (tree_view);
9780 _gtk_tree_view_column_start_drag (GtkTreeView *tree_view,
9781 GtkTreeViewColumn *column,
9784 GdkEvent *send_event;
9785 GtkAllocation allocation;
9786 GtkAllocation button_allocation;
9787 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
9789 GdkDevice *pointer, *keyboard;
9791 g_return_if_fail (tree_view->priv->column_drag_info == NULL);
9792 g_return_if_fail (tree_view->priv->cur_reorder == NULL);
9794 gtk_tree_view_set_column_drag_info (tree_view, column);
9796 if (tree_view->priv->column_drag_info == NULL)
9799 button = gtk_tree_view_column_get_button (column);
9801 if (tree_view->priv->drag_window == NULL)
9803 GdkWindowAttr attributes;
9804 guint attributes_mask;
9806 gtk_widget_get_allocation (button, &button_allocation);
9808 attributes.window_type = GDK_WINDOW_CHILD;
9809 attributes.wclass = GDK_INPUT_OUTPUT;
9810 attributes.x = button_allocation.x;
9812 attributes.width = button_allocation.width;
9813 attributes.height = button_allocation.height;
9814 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
9815 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
9816 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
9818 tree_view->priv->drag_window = gdk_window_new (tree_view->priv->bin_window,
9821 gdk_window_set_user_data (tree_view->priv->drag_window, GTK_WIDGET (tree_view));
9824 if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
9827 pointer = gdk_device_get_associated_device (device);
9832 keyboard = gdk_device_get_associated_device (device);
9835 gdk_device_ungrab (pointer, GDK_CURRENT_TIME);
9836 gdk_device_ungrab (keyboard, GDK_CURRENT_TIME);
9838 gtk_grab_remove (button);
9840 send_event = gdk_event_new (GDK_LEAVE_NOTIFY);
9841 send_event->crossing.send_event = TRUE;
9842 send_event->crossing.window = g_object_ref (gtk_button_get_event_window (GTK_BUTTON (button)));
9843 send_event->crossing.subwindow = NULL;
9844 send_event->crossing.detail = GDK_NOTIFY_ANCESTOR;
9845 send_event->crossing.time = GDK_CURRENT_TIME;
9846 gdk_event_set_device (send_event, device);
9848 gtk_propagate_event (button, send_event);
9849 gdk_event_free (send_event);
9851 send_event = gdk_event_new (GDK_BUTTON_RELEASE);
9852 send_event->button.window = g_object_ref (gdk_screen_get_root_window (screen));
9853 send_event->button.send_event = TRUE;
9854 send_event->button.time = GDK_CURRENT_TIME;
9855 send_event->button.x = -1;
9856 send_event->button.y = -1;
9857 send_event->button.axes = NULL;
9858 send_event->button.state = 0;
9859 send_event->button.button = GDK_BUTTON_PRIMARY;
9860 send_event->button.x_root = 0;
9861 send_event->button.y_root = 0;
9862 gdk_event_set_device (send_event, device);
9864 gtk_propagate_event (button, send_event);
9865 gdk_event_free (send_event);
9867 /* Kids, don't try this at home */
9868 g_object_ref (button);
9869 gtk_container_remove (GTK_CONTAINER (tree_view), button);
9870 gtk_widget_set_parent_window (button, tree_view->priv->drag_window);
9871 gtk_widget_set_parent (button, GTK_WIDGET (tree_view));
9872 g_object_unref (button);
9874 gtk_widget_get_allocation (button, &button_allocation);
9875 tree_view->priv->drag_column_x = button_allocation.x;
9876 allocation = button_allocation;
9878 gtk_widget_size_allocate (button, &allocation);
9879 gtk_widget_set_parent_window (button, tree_view->priv->drag_window);
9881 tree_view->priv->drag_column = column;
9882 gdk_window_show (tree_view->priv->drag_window);
9884 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
9885 while (gtk_events_pending ())
9886 gtk_main_iteration ();
9888 tree_view->priv->in_column_drag = TRUE;
9890 gdk_device_grab (pointer,
9891 tree_view->priv->drag_window,
9894 GDK_POINTER_MOTION_MASK|GDK_BUTTON_RELEASE_MASK,
9897 gdk_device_grab (keyboard,
9898 tree_view->priv->drag_window,
9901 GDK_KEY_PRESS_MASK|GDK_KEY_RELEASE_MASK,
9907 gtk_tree_view_queue_draw_arrow (GtkTreeView *tree_view,
9911 GtkAllocation allocation;
9914 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
9917 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
9919 rect.width = gtk_tree_view_get_expander_size (tree_view);
9920 rect.width = MAX (rect.width, MAX (tree_view->priv->width, allocation.width));
9922 rect.y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
9923 rect.height = gtk_tree_view_get_row_height (tree_view, node);
9925 gdk_window_invalidate_rect (tree_view->priv->bin_window, &rect, TRUE);
9929 _gtk_tree_view_queue_draw_node (GtkTreeView *tree_view,
9932 const GdkRectangle *clip_rect)
9934 GtkAllocation allocation;
9937 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
9940 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
9942 rect.width = MAX (tree_view->priv->width, allocation.width);
9944 rect.y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
9945 rect.height = gtk_tree_view_get_row_height (tree_view, node);
9949 GdkRectangle new_rect;
9951 gdk_rectangle_intersect (clip_rect, &rect, &new_rect);
9953 gdk_window_invalidate_rect (tree_view->priv->bin_window, &new_rect, TRUE);
9957 gdk_window_invalidate_rect (tree_view->priv->bin_window, &rect, TRUE);
9962 gtk_tree_view_get_effective_header_height (GtkTreeView *tree_view)
9964 if (tree_view->priv->headers_visible)
9965 return tree_view->priv->header_height;
9971 _gtk_tree_view_get_header_height (GtkTreeView *tree_view)
9973 return tree_view->priv->header_height;
9977 _gtk_tree_view_get_row_separator_func (GtkTreeView *tree_view,
9978 GtkTreeViewRowSeparatorFunc *func,
9981 *func = tree_view->priv->row_separator_func;
9982 *data = tree_view->priv->row_separator_data;
9986 _gtk_tree_view_get_anchor_path (GtkTreeView *tree_view)
9988 if (tree_view->priv->anchor)
9989 return gtk_tree_row_reference_get_path (tree_view->priv->anchor);
9995 _gtk_tree_view_set_anchor_path (GtkTreeView *tree_view,
9996 GtkTreePath *anchor_path)
9998 if (tree_view->priv->anchor)
10000 gtk_tree_row_reference_free (tree_view->priv->anchor);
10001 tree_view->priv->anchor = NULL;
10004 if (anchor_path && tree_view->priv->model)
10005 tree_view->priv->anchor =
10006 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
10007 tree_view->priv->model, anchor_path);
10011 _gtk_tree_view_get_rbtree (GtkTreeView *tree_view)
10013 return tree_view->priv->tree;
10017 _gtk_tree_view_get_cursor_node (GtkTreeView *tree_view,
10021 GtkTreeViewPrivate *priv;
10023 priv = tree_view->priv;
10025 if (priv->cursor_node == NULL)
10028 *tree = priv->cursor_tree;
10029 *node = priv->cursor_node;
10035 _gtk_tree_view_get_header_window (GtkTreeView *tree_view)
10037 return tree_view->priv->header_window;
10040 GtkTreeViewColumn *
10041 _gtk_tree_view_get_focus_column (GtkTreeView *tree_view)
10043 return tree_view->priv->focus_column;
10047 _gtk_tree_view_set_focus_column (GtkTreeView *tree_view,
10048 GtkTreeViewColumn *column)
10050 GtkTreeViewColumn *old_column = tree_view->priv->focus_column;
10052 if (old_column == column)
10055 tree_view->priv->focus_column = column;
10057 _gtk_tree_view_accessible_update_focus_column (tree_view,
10064 gtk_tree_view_queue_draw_path (GtkTreeView *tree_view,
10066 const GdkRectangle *clip_rect)
10068 GtkRBTree *tree = NULL;
10069 GtkRBNode *node = NULL;
10071 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
10074 _gtk_tree_view_queue_draw_node (tree_view, tree, node, clip_rect);
10077 /* x and y are the mouse position
10080 gtk_tree_view_draw_arrow (GtkTreeView *tree_view,
10086 GtkStateFlags state = 0;
10087 GtkStyleContext *context;
10091 gint vertical_separator;
10092 gint expander_size;
10093 GtkCellRendererState flags = 0;
10095 widget = GTK_WIDGET (tree_view);
10096 context = gtk_widget_get_style_context (widget);
10098 gtk_widget_style_get (widget,
10099 "vertical-separator", &vertical_separator,
10101 expander_size = gtk_tree_view_get_expander_size (tree_view) - EXPANDER_EXTRA_PADDING;
10103 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT))
10106 gtk_tree_view_get_arrow_xrange (tree_view, tree, &x_offset, &x2);
10109 area.y = gtk_tree_view_get_cell_area_y_offset (tree_view, tree, node,
10110 vertical_separator);
10111 area.width = expander_size;
10112 area.height = gtk_tree_view_get_cell_area_height (tree_view, node,
10113 vertical_separator);
10115 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
10116 flags |= GTK_CELL_RENDERER_SELECTED;
10118 if (node == tree_view->priv->prelight_node &&
10119 tree_view->priv->arrow_prelit)
10120 flags |= GTK_CELL_RENDERER_PRELIT;
10122 state = gtk_cell_renderer_get_state (NULL, widget, flags);
10124 if (node->children != NULL)
10125 state |= GTK_STATE_FLAG_ACTIVE;
10127 state &= ~(GTK_STATE_FLAG_ACTIVE);
10129 gtk_style_context_save (context);
10131 gtk_style_context_set_state (context, state);
10132 gtk_style_context_add_class (context, GTK_STYLE_CLASS_EXPANDER);
10134 gtk_render_expander (context, cr,
10136 area.width, area.height);
10138 gtk_style_context_restore (context);
10142 gtk_tree_view_focus_to_cursor (GtkTreeView *tree_view)
10145 GtkTreePath *cursor_path;
10147 if ((tree_view->priv->tree == NULL) ||
10148 (! gtk_widget_get_realized (GTK_WIDGET (tree_view))))
10151 cursor_path = NULL;
10152 if (tree_view->priv->cursor_node)
10153 cursor_path = _gtk_tree_path_new_from_rbtree (tree_view->priv->cursor_tree,
10154 tree_view->priv->cursor_node);
10156 if (cursor_path == NULL)
10158 /* Consult the selection before defaulting to the
10159 * first focusable element
10161 GList *selected_rows;
10162 GtkTreeModel *model;
10163 GtkTreeSelection *selection;
10165 selection = gtk_tree_view_get_selection (tree_view);
10166 selected_rows = gtk_tree_selection_get_selected_rows (selection, &model);
10170 cursor_path = gtk_tree_path_copy((const GtkTreePath *)(selected_rows->data));
10171 g_list_free_full (selected_rows, (GDestroyNotify) gtk_tree_path_free);
10175 cursor_path = gtk_tree_path_new_first ();
10176 search_first_focusable_path (tree_view, &cursor_path,
10182 if (gtk_tree_selection_get_mode (tree_view->priv->selection) == GTK_SELECTION_MULTIPLE)
10183 gtk_tree_view_real_set_cursor (tree_view, cursor_path, 0);
10185 gtk_tree_view_real_set_cursor (tree_view, cursor_path, CLEAR_AND_SELECT);
10191 tree_view->priv->draw_keyfocus = TRUE;
10193 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10194 gtk_tree_path_free (cursor_path);
10196 if (tree_view->priv->focus_column == NULL)
10199 for (list = tree_view->priv->columns; list; list = list->next)
10201 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
10203 GtkCellArea *cell_area;
10205 _gtk_tree_view_set_focus_column (tree_view, GTK_TREE_VIEW_COLUMN (list->data));
10207 /* This happens when the treeview initially grabs focus and there
10208 * is no column in focus, here we explicitly focus into the first cell */
10209 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->focus_column));
10210 if (!gtk_cell_area_get_focus_cell (cell_area))
10214 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
10215 gtk_cell_area_focus (cell_area,
10216 rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT);
10227 gtk_tree_view_move_cursor_up_down (GtkTreeView *tree_view,
10230 gint selection_count;
10231 GtkRBTree *new_cursor_tree = NULL;
10232 GtkRBNode *new_cursor_node = NULL;
10233 GtkTreePath *cursor_path = NULL;
10234 gboolean grab_focus = TRUE;
10235 gboolean selectable;
10236 GtkDirectionType direction;
10237 GtkCellArea *cell_area = NULL;
10238 GtkCellRenderer *last_focus_cell = NULL;
10241 if (! gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10244 if (tree_view->priv->cursor_node == NULL)
10247 cursor_path = _gtk_tree_path_new_from_rbtree (tree_view->priv->cursor_tree,
10248 tree_view->priv->cursor_node);
10250 direction = count < 0 ? GTK_DIR_UP : GTK_DIR_DOWN;
10252 if (tree_view->priv->focus_column)
10253 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->focus_column));
10255 /* If focus stays in the area for this row, then just return for this round */
10256 if (cell_area && (count == -1 || count == 1) &&
10257 gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path))
10259 gtk_tree_view_column_cell_set_cell_data (tree_view->priv->focus_column,
10260 tree_view->priv->model,
10262 GTK_RBNODE_FLAG_SET (tree_view->priv->cursor_node, GTK_RBNODE_IS_PARENT),
10263 tree_view->priv->cursor_node->children ? TRUE : FALSE);
10265 /* Save the last cell that had focus, if we hit the end of the view we'll give
10266 * focus back to it. */
10267 last_focus_cell = gtk_cell_area_get_focus_cell (cell_area);
10269 /* If focus stays in the area, no need to change the cursor row */
10270 if (gtk_cell_area_focus (cell_area, direction))
10274 selection_count = gtk_tree_selection_count_selected_rows (tree_view->priv->selection);
10275 selectable = _gtk_tree_selection_row_is_selectable (tree_view->priv->selection,
10276 tree_view->priv->cursor_node,
10279 if (selection_count == 0
10280 && gtk_tree_selection_get_mode (tree_view->priv->selection) != GTK_SELECTION_NONE
10281 && !tree_view->priv->modify_selection_pressed
10284 /* Don't move the cursor, but just select the current node */
10285 new_cursor_tree = tree_view->priv->cursor_tree;
10286 new_cursor_node = tree_view->priv->cursor_node;
10291 _gtk_rbtree_prev_full (tree_view->priv->cursor_tree, tree_view->priv->cursor_node,
10292 &new_cursor_tree, &new_cursor_node);
10294 _gtk_rbtree_next_full (tree_view->priv->cursor_tree, tree_view->priv->cursor_node,
10295 &new_cursor_tree, &new_cursor_node);
10298 gtk_tree_path_free (cursor_path);
10300 if (new_cursor_node)
10302 cursor_path = _gtk_tree_path_new_from_rbtree (new_cursor_tree, new_cursor_node);
10304 search_first_focusable_path (tree_view, &cursor_path,
10310 gtk_tree_path_free (cursor_path);
10314 * If the list has only one item and multi-selection is set then select
10315 * the row (if not yet selected).
10317 if (gtk_tree_selection_get_mode (tree_view->priv->selection) == GTK_SELECTION_MULTIPLE &&
10318 new_cursor_node == NULL)
10321 _gtk_rbtree_next_full (tree_view->priv->cursor_tree, tree_view->priv->cursor_node,
10322 &new_cursor_tree, &new_cursor_node);
10324 _gtk_rbtree_prev_full (tree_view->priv->cursor_tree, tree_view->priv->cursor_node,
10325 &new_cursor_tree, &new_cursor_node);
10327 if (new_cursor_node == NULL
10328 && !GTK_RBNODE_FLAG_SET (tree_view->priv->cursor_node, GTK_RBNODE_IS_SELECTED))
10330 new_cursor_node = tree_view->priv->cursor_node;
10331 new_cursor_tree = tree_view->priv->cursor_tree;
10335 new_cursor_tree = NULL;
10336 new_cursor_node = NULL;
10340 if (new_cursor_node)
10342 cursor_path = _gtk_tree_path_new_from_rbtree (new_cursor_tree, new_cursor_node);
10343 gtk_tree_view_real_set_cursor (tree_view, cursor_path, CLEAR_AND_SELECT | CLAMP_NODE);
10344 gtk_tree_path_free (cursor_path);
10346 /* Give focus to the area in the new row */
10348 gtk_cell_area_focus (cell_area, direction);
10352 gtk_tree_view_clamp_node_visible (tree_view,
10353 tree_view->priv->cursor_tree,
10354 tree_view->priv->cursor_node);
10356 if (!tree_view->priv->extend_selection_pressed)
10358 if (! gtk_widget_keynav_failed (GTK_WIDGET (tree_view),
10360 GTK_DIR_UP : GTK_DIR_DOWN))
10362 GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (tree_view));
10365 gtk_widget_child_focus (toplevel,
10367 GTK_DIR_TAB_BACKWARD :
10368 GTK_DIR_TAB_FORWARD);
10370 grab_focus = FALSE;
10375 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10379 gtk_cell_area_set_focus_cell (cell_area, last_focus_cell);
10383 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10387 gtk_tree_view_move_cursor_page_up_down (GtkTreeView *tree_view,
10390 GtkTreePath *old_cursor_path = NULL;
10391 GtkTreePath *cursor_path = NULL;
10392 GtkRBTree *start_cursor_tree = NULL;
10393 GtkRBNode *start_cursor_node = NULL;
10394 GtkRBTree *cursor_tree;
10395 GtkRBNode *cursor_node;
10398 gint vertical_separator;
10400 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10403 if (tree_view->priv->cursor_node == NULL)
10406 old_cursor_path = _gtk_tree_path_new_from_rbtree (tree_view->priv->cursor_tree,
10407 tree_view->priv->cursor_node);
10409 gtk_widget_style_get (GTK_WIDGET (tree_view), "vertical-separator", &vertical_separator, NULL);
10411 y = _gtk_rbtree_node_find_offset (tree_view->priv->cursor_tree, tree_view->priv->cursor_node);
10412 window_y = RBTREE_Y_TO_TREE_WINDOW_Y (tree_view, y);
10413 y += tree_view->priv->cursor_offset;
10414 y += count * (int)gtk_adjustment_get_page_increment (tree_view->priv->vadjustment);
10415 y = CLAMP (y, (gint)gtk_adjustment_get_lower (tree_view->priv->vadjustment), (gint)gtk_adjustment_get_upper (tree_view->priv->vadjustment) - vertical_separator);
10417 if (y >= tree_view->priv->height)
10418 y = tree_view->priv->height - 1;
10420 tree_view->priv->cursor_offset =
10421 _gtk_rbtree_find_offset (tree_view->priv->tree, y,
10422 &cursor_tree, &cursor_node);
10424 if (cursor_tree == NULL)
10426 /* FIXME: we lost the cursor. Should we try to get one? */
10427 gtk_tree_path_free (old_cursor_path);
10431 if (tree_view->priv->cursor_offset
10432 > gtk_tree_view_get_row_height (tree_view, cursor_node))
10434 _gtk_rbtree_next_full (cursor_tree, cursor_node,
10435 &cursor_tree, &cursor_node);
10436 tree_view->priv->cursor_offset -= gtk_tree_view_get_row_height (tree_view, cursor_node);
10439 y -= tree_view->priv->cursor_offset;
10440 cursor_path = _gtk_tree_path_new_from_rbtree (cursor_tree, cursor_node);
10442 start_cursor_tree = cursor_tree;
10443 start_cursor_node = cursor_node;
10445 if (! search_first_focusable_path (tree_view, &cursor_path,
10447 &cursor_tree, &cursor_node))
10449 /* It looks like we reached the end of the view without finding
10450 * a focusable row. We will step backwards to find the last
10453 cursor_tree = start_cursor_tree;
10454 cursor_node = start_cursor_node;
10455 cursor_path = _gtk_tree_path_new_from_rbtree (cursor_tree, cursor_node);
10457 search_first_focusable_path (tree_view, &cursor_path,
10459 &cursor_tree, &cursor_node);
10466 y = _gtk_rbtree_node_find_offset (cursor_tree, cursor_node);
10468 gtk_tree_view_real_set_cursor (tree_view, cursor_path, CLEAR_AND_SELECT);
10471 gtk_tree_view_scroll_to_point (tree_view, -1, y);
10472 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10473 _gtk_tree_view_queue_draw_node (tree_view, cursor_tree, cursor_node, NULL);
10475 if (!gtk_tree_path_compare (old_cursor_path, cursor_path))
10476 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10478 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10481 gtk_tree_path_free (old_cursor_path);
10482 gtk_tree_path_free (cursor_path);
10486 gtk_tree_view_move_cursor_left_right (GtkTreeView *tree_view,
10489 GtkTreePath *cursor_path = NULL;
10490 GtkTreeViewColumn *column;
10493 gboolean found_column = FALSE;
10495 GtkDirectionType direction;
10496 GtkCellArea *cell_area;
10497 GtkCellRenderer *last_focus_cell = NULL;
10498 GtkCellArea *last_focus_area = NULL;
10500 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
10502 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10505 if (tree_view->priv->cursor_node == NULL)
10508 cursor_path = _gtk_tree_path_new_from_rbtree (tree_view->priv->cursor_tree,
10509 tree_view->priv->cursor_node);
10511 if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path) == FALSE)
10513 gtk_tree_path_free (cursor_path);
10516 gtk_tree_path_free (cursor_path);
10518 list = rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns);
10519 if (tree_view->priv->focus_column)
10521 /* Save the cell/area we are moving focus from, if moving the cursor
10522 * by one step hits the end we'll set focus back here */
10523 last_focus_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->focus_column));
10524 last_focus_cell = gtk_cell_area_get_focus_cell (last_focus_area);
10526 for (; list; list = (rtl ? list->prev : list->next))
10528 if (list->data == tree_view->priv->focus_column)
10533 direction = count > 0 ? GTK_DIR_RIGHT : GTK_DIR_LEFT;
10537 column = list->data;
10538 if (gtk_tree_view_column_get_visible (column) == FALSE)
10541 gtk_tree_view_column_cell_set_cell_data (column,
10542 tree_view->priv->model,
10544 GTK_RBNODE_FLAG_SET (tree_view->priv->cursor_node, GTK_RBNODE_IS_PARENT),
10545 tree_view->priv->cursor_node->children ? TRUE : FALSE);
10547 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
10548 if (gtk_cell_area_focus (cell_area, direction))
10550 _gtk_tree_view_set_focus_column (tree_view, column);
10551 found_column = TRUE;
10557 list = rtl ? list->prev : list->next;
10559 list = rtl ? list->next : list->prev;
10564 if (!gtk_tree_view_has_can_focus_cell (tree_view))
10565 _gtk_tree_view_queue_draw_node (tree_view,
10566 tree_view->priv->cursor_tree,
10567 tree_view->priv->cursor_node,
10569 g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0);
10570 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10574 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10576 if (last_focus_area)
10577 gtk_cell_area_set_focus_cell (last_focus_area, last_focus_cell);
10580 gtk_tree_view_clamp_column_visible (tree_view,
10581 tree_view->priv->focus_column, TRUE);
10585 gtk_tree_view_move_cursor_start_end (GtkTreeView *tree_view,
10588 GtkRBTree *cursor_tree;
10589 GtkRBNode *cursor_node;
10591 GtkTreePath *old_path;
10593 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10596 g_return_if_fail (tree_view->priv->tree != NULL);
10598 gtk_tree_view_get_cursor (tree_view, &old_path, NULL);
10600 cursor_tree = tree_view->priv->tree;
10604 cursor_node = _gtk_rbtree_first (cursor_tree);
10606 /* Now go forward to find the first focusable row. */
10607 path = _gtk_tree_path_new_from_rbtree (cursor_tree, cursor_node);
10608 search_first_focusable_path (tree_view, &path,
10609 TRUE, &cursor_tree, &cursor_node);
10613 cursor_node = cursor_tree->root;
10617 while (cursor_node && !_gtk_rbtree_is_nil (cursor_node->right))
10618 cursor_node = cursor_node->right;
10619 if (cursor_node->children == NULL)
10622 cursor_tree = cursor_node->children;
10623 cursor_node = cursor_tree->root;
10627 /* Now go backwards to find last focusable row. */
10628 path = _gtk_tree_path_new_from_rbtree (cursor_tree, cursor_node);
10629 search_first_focusable_path (tree_view, &path,
10630 FALSE, &cursor_tree, &cursor_node);
10636 if (gtk_tree_path_compare (old_path, path))
10638 gtk_tree_view_real_set_cursor (tree_view, path, CLEAR_AND_SELECT | CLAMP_NODE);
10639 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10643 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10647 gtk_tree_path_free (old_path);
10648 gtk_tree_path_free (path);
10652 gtk_tree_view_real_select_all (GtkTreeView *tree_view)
10654 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10657 if (gtk_tree_selection_get_mode (tree_view->priv->selection) != GTK_SELECTION_MULTIPLE)
10660 gtk_tree_selection_select_all (tree_view->priv->selection);
10666 gtk_tree_view_real_unselect_all (GtkTreeView *tree_view)
10668 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10671 if (gtk_tree_selection_get_mode (tree_view->priv->selection) != GTK_SELECTION_MULTIPLE)
10674 gtk_tree_selection_unselect_all (tree_view->priv->selection);
10680 gtk_tree_view_real_select_cursor_row (GtkTreeView *tree_view,
10681 gboolean start_editing)
10683 GtkRBTree *new_tree = NULL;
10684 GtkRBNode *new_node = NULL;
10685 GtkRBTree *cursor_tree = NULL;
10686 GtkRBNode *cursor_node = NULL;
10687 GtkTreePath *cursor_path = NULL;
10688 GtkTreeSelectMode mode = 0;
10690 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10693 if (tree_view->priv->cursor_node == NULL)
10696 cursor_path = _gtk_tree_path_new_from_rbtree (tree_view->priv->cursor_tree,
10697 tree_view->priv->cursor_node);
10699 _gtk_tree_view_find_node (tree_view, cursor_path,
10700 &cursor_tree, &cursor_node);
10702 if (cursor_tree == NULL)
10704 gtk_tree_path_free (cursor_path);
10708 if (!tree_view->priv->extend_selection_pressed && start_editing &&
10709 tree_view->priv->focus_column)
10711 if (gtk_tree_view_start_editing (tree_view, cursor_path, FALSE))
10713 gtk_tree_path_free (cursor_path);
10718 if (tree_view->priv->modify_selection_pressed)
10719 mode |= GTK_TREE_SELECT_MODE_TOGGLE;
10720 if (tree_view->priv->extend_selection_pressed)
10721 mode |= GTK_TREE_SELECT_MODE_EXTEND;
10723 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
10730 /* We bail out if the original (tree, node) don't exist anymore after
10731 * handling the selection-changed callback. We do return TRUE because
10732 * the key press has been handled at this point.
10734 _gtk_tree_view_find_node (tree_view, cursor_path, &new_tree, &new_node);
10736 if (cursor_tree != new_tree || cursor_node != new_node)
10739 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10741 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10742 _gtk_tree_view_queue_draw_node (tree_view, cursor_tree, cursor_node, NULL);
10744 if (!tree_view->priv->extend_selection_pressed)
10745 gtk_tree_view_row_activated (tree_view, cursor_path,
10746 tree_view->priv->focus_column);
10748 gtk_tree_path_free (cursor_path);
10754 gtk_tree_view_real_toggle_cursor_row (GtkTreeView *tree_view)
10756 GtkRBTree *new_tree = NULL;
10757 GtkRBNode *new_node = NULL;
10758 GtkTreePath *cursor_path = NULL;
10760 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10763 if (tree_view->priv->cursor_node == NULL)
10766 cursor_path = _gtk_tree_path_new_from_rbtree (tree_view->priv->cursor_tree,
10767 tree_view->priv->cursor_node);
10769 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
10770 tree_view->priv->cursor_node,
10771 tree_view->priv->cursor_tree,
10773 GTK_TREE_SELECT_MODE_TOGGLE,
10776 /* We bail out if the original (tree, node) don't exist anymore after
10777 * handling the selection-changed callback. We do return TRUE because
10778 * the key press has been handled at this point.
10780 _gtk_tree_view_find_node (tree_view, cursor_path, &new_tree, &new_node);
10782 if (tree_view->priv->cursor_node != new_node)
10785 gtk_tree_view_clamp_node_visible (tree_view,
10786 tree_view->priv->cursor_tree,
10787 tree_view->priv->cursor_node);
10789 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10790 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10791 gtk_tree_path_free (cursor_path);
10797 gtk_tree_view_real_expand_collapse_cursor_row (GtkTreeView *tree_view,
10802 GtkTreePath *cursor_path = NULL;
10804 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10807 if (tree_view->priv->cursor_node == NULL)
10810 cursor_path = _gtk_tree_path_new_from_rbtree (tree_view->priv->cursor_tree,
10811 tree_view->priv->cursor_node);
10813 /* Don't handle the event if we aren't an expander */
10814 if (!GTK_RBNODE_FLAG_SET (tree_view->priv->cursor_node, GTK_RBNODE_IS_PARENT))
10818 && gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL)
10822 gtk_tree_view_real_expand_row (tree_view,
10824 tree_view->priv->cursor_tree,
10825 tree_view->priv->cursor_node,
10829 gtk_tree_view_real_collapse_row (tree_view,
10831 tree_view->priv->cursor_tree,
10832 tree_view->priv->cursor_node,
10835 gtk_tree_path_free (cursor_path);
10841 gtk_tree_view_real_select_cursor_parent (GtkTreeView *tree_view)
10843 GtkTreePath *cursor_path = NULL;
10844 GdkModifierType state;
10846 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10849 if (tree_view->priv->cursor_node == NULL)
10852 cursor_path = _gtk_tree_path_new_from_rbtree (tree_view->priv->cursor_tree,
10853 tree_view->priv->cursor_node);
10855 if (tree_view->priv->cursor_tree->parent_node)
10857 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10859 gtk_tree_path_up (cursor_path);
10861 if (gtk_get_current_event_state (&state))
10863 GdkModifierType modify_mod_mask;
10866 gtk_widget_get_modifier_mask (GTK_WIDGET (tree_view),
10867 GDK_MODIFIER_INTENT_MODIFY_SELECTION);
10869 if ((state & modify_mod_mask) == modify_mod_mask)
10870 tree_view->priv->modify_selection_pressed = TRUE;
10873 gtk_tree_view_real_set_cursor (tree_view, cursor_path, CLEAR_AND_SELECT | CLAMP_NODE);
10874 gtk_tree_path_free (cursor_path);
10876 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10878 tree_view->priv->modify_selection_pressed = FALSE;
10885 tree_view->priv->search_entry_avoid_unhandled_binding = TRUE;
10890 gtk_tree_view_search_entry_flush_timeout (GtkTreeView *tree_view)
10892 gtk_tree_view_search_dialog_hide (tree_view->priv->search_window, tree_view, NULL);
10893 tree_view->priv->typeselect_flush_timeout = 0;
10898 /* Cut and paste from gtkwindow.c */
10900 send_focus_change (GtkWidget *widget,
10904 GdkDeviceManager *device_manager;
10905 GList *devices, *d;
10907 device_manager = gdk_display_get_device_manager (gtk_widget_get_display (widget));
10908 devices = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_MASTER);
10909 devices = g_list_concat (devices, gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_SLAVE));
10910 devices = g_list_concat (devices, gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_FLOATING));
10912 for (d = devices; d; d = d->next)
10914 GdkDevice *dev = d->data;
10918 if (gdk_device_get_source (dev) != GDK_SOURCE_KEYBOARD)
10921 window = gtk_widget_get_window (widget);
10923 /* Skip non-master keyboards that haven't
10924 * selected for events from this window
10926 if (gdk_device_get_device_type (dev) != GDK_DEVICE_TYPE_MASTER &&
10927 !gdk_window_get_device_events (window, dev))
10930 fevent = gdk_event_new (GDK_FOCUS_CHANGE);
10932 fevent->focus_change.type = GDK_FOCUS_CHANGE;
10933 fevent->focus_change.window = g_object_ref (window);
10934 fevent->focus_change.in = in;
10935 gdk_event_set_device (fevent, device);
10937 gtk_widget_send_focus_change (widget, fevent);
10939 gdk_event_free (fevent);
10942 g_list_free (devices);
10946 gtk_tree_view_ensure_interactive_directory (GtkTreeView *tree_view)
10948 GtkWidget *frame, *vbox, *toplevel;
10951 if (tree_view->priv->search_custom_entry_set)
10954 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (tree_view));
10955 screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
10957 if (tree_view->priv->search_window != NULL)
10959 if (gtk_window_has_group (GTK_WINDOW (toplevel)))
10960 gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
10961 GTK_WINDOW (tree_view->priv->search_window));
10962 else if (gtk_window_has_group (GTK_WINDOW (tree_view->priv->search_window)))
10963 gtk_window_group_remove_window (gtk_window_get_group (GTK_WINDOW (tree_view->priv->search_window)),
10964 GTK_WINDOW (tree_view->priv->search_window));
10966 gtk_window_set_screen (GTK_WINDOW (tree_view->priv->search_window), screen);
10971 tree_view->priv->search_window = gtk_window_new (GTK_WINDOW_POPUP);
10972 gtk_window_set_screen (GTK_WINDOW (tree_view->priv->search_window), screen);
10974 if (gtk_window_has_group (GTK_WINDOW (toplevel)))
10975 gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
10976 GTK_WINDOW (tree_view->priv->search_window));
10978 gtk_window_set_type_hint (GTK_WINDOW (tree_view->priv->search_window),
10979 GDK_WINDOW_TYPE_HINT_UTILITY);
10980 gtk_window_set_modal (GTK_WINDOW (tree_view->priv->search_window), TRUE);
10981 g_signal_connect (tree_view->priv->search_window, "delete-event",
10982 G_CALLBACK (gtk_tree_view_search_delete_event),
10984 g_signal_connect (tree_view->priv->search_window, "key-press-event",
10985 G_CALLBACK (gtk_tree_view_search_key_press_event),
10987 g_signal_connect (tree_view->priv->search_window, "button-press-event",
10988 G_CALLBACK (gtk_tree_view_search_button_press_event),
10990 g_signal_connect (tree_view->priv->search_window, "scroll-event",
10991 G_CALLBACK (gtk_tree_view_search_scroll_event),
10994 frame = gtk_frame_new (NULL);
10995 gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
10996 gtk_widget_show (frame);
10997 gtk_container_add (GTK_CONTAINER (tree_view->priv->search_window), frame);
10999 vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
11000 gtk_widget_show (vbox);
11001 gtk_container_add (GTK_CONTAINER (frame), vbox);
11002 gtk_container_set_border_width (GTK_CONTAINER (vbox), 3);
11005 tree_view->priv->search_entry = gtk_entry_new ();
11006 gtk_widget_show (tree_view->priv->search_entry);
11007 g_signal_connect (tree_view->priv->search_entry, "populate-popup",
11008 G_CALLBACK (gtk_tree_view_search_disable_popdown),
11010 g_signal_connect (tree_view->priv->search_entry,
11011 "activate", G_CALLBACK (gtk_tree_view_search_activate),
11014 g_signal_connect (_gtk_entry_get_im_context (GTK_ENTRY (tree_view->priv->search_entry)),
11016 G_CALLBACK (gtk_tree_view_search_preedit_changed),
11019 gtk_container_add (GTK_CONTAINER (vbox),
11020 tree_view->priv->search_entry);
11022 gtk_widget_realize (tree_view->priv->search_entry);
11025 /* Pops up the interactive search entry. If keybinding is TRUE then the user
11026 * started this by typing the start_interactive_search keybinding. Otherwise, it came from
11029 gtk_tree_view_real_start_interactive_search (GtkTreeView *tree_view,
11031 gboolean keybinding)
11033 /* We only start interactive search if we have focus or the columns
11034 * have focus. If one of our children have focus, we don't want to
11035 * start the search.
11038 gboolean found_focus = FALSE;
11039 GtkWidgetClass *entry_parent_class;
11041 if (!tree_view->priv->enable_search && !keybinding)
11044 if (tree_view->priv->search_custom_entry_set)
11047 if (tree_view->priv->search_window != NULL &&
11048 gtk_widget_get_visible (tree_view->priv->search_window))
11051 for (list = tree_view->priv->columns; list; list = list->next)
11053 GtkTreeViewColumn *column;
11056 column = list->data;
11057 if (!gtk_tree_view_column_get_visible (column))
11060 button = gtk_tree_view_column_get_button (column);
11061 if (gtk_widget_has_focus (button))
11063 found_focus = TRUE;
11068 if (gtk_widget_has_focus (GTK_WIDGET (tree_view)))
11069 found_focus = TRUE;
11074 if (tree_view->priv->search_column < 0)
11077 gtk_tree_view_ensure_interactive_directory (tree_view);
11080 gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), "");
11082 /* done, show it */
11083 tree_view->priv->search_position_func (tree_view, tree_view->priv->search_window, tree_view->priv->search_position_user_data);
11084 gtk_widget_show (tree_view->priv->search_window);
11085 if (tree_view->priv->search_entry_changed_id == 0)
11087 tree_view->priv->search_entry_changed_id =
11088 g_signal_connect (tree_view->priv->search_entry, "changed",
11089 G_CALLBACK (gtk_tree_view_search_init),
11093 tree_view->priv->typeselect_flush_timeout =
11094 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
11095 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
11098 /* Grab focus will select all the text. We don't want that to happen, so we
11099 * call the parent instance and bypass the selection change. This is probably
11100 * really non-kosher. */
11101 entry_parent_class = g_type_class_peek_parent (GTK_ENTRY_GET_CLASS (tree_view->priv->search_entry));
11102 (entry_parent_class->grab_focus) (tree_view->priv->search_entry);
11104 /* send focus-in event */
11105 send_focus_change (tree_view->priv->search_entry, device, TRUE);
11107 /* search first matching iter */
11108 gtk_tree_view_search_init (tree_view->priv->search_entry, tree_view);
11114 gtk_tree_view_start_interactive_search (GtkTreeView *tree_view)
11116 return gtk_tree_view_real_start_interactive_search (tree_view,
11117 gtk_get_current_event_device (),
11121 /* this function returns the new width of the column being resized given
11122 * the column and x position of the cursor; the x cursor position is passed
11123 * in as a pointer and automagicly corrected if it's beyond min/max limits
11126 gtk_tree_view_new_column_width (GtkTreeView *tree_view,
11130 GtkAllocation allocation;
11131 GtkTreeViewColumn *column;
11132 GtkRequisition button_req;
11133 gint max_width, min_width;
11137 /* first translate the x position from widget->window
11138 * to clist->clist_window
11140 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
11141 column = g_list_nth (tree_view->priv->columns, i)->data;
11142 gtk_widget_get_allocation (gtk_tree_view_column_get_button (column), &allocation);
11143 width = rtl ? (allocation.x + allocation.width - *x) : (*x - allocation.x);
11145 /* Clamp down the value */
11146 min_width = gtk_tree_view_column_get_min_width (column);
11147 if (min_width == -1)
11149 gtk_widget_get_preferred_size (gtk_tree_view_column_get_button (column), &button_req, NULL);
11150 width = MAX (button_req.width, width);
11153 width = MAX (min_width, width);
11155 max_width = gtk_tree_view_column_get_max_width (column);
11156 if (max_width != -1)
11157 width = MIN (width, max_width);
11159 *x = rtl ? (allocation.x + allocation.width - width) : (allocation.x + width);
11165 /* FIXME this adjust_allocation is a big cut-and-paste from
11166 * GtkCList, needs to be some "official" way to do this
11176 /* The window to which widget->window is relative */
11177 #define ALLOCATION_WINDOW(widget) \
11178 (!gtk_widget_get_has_window (widget) ? \
11179 gtk_widget_get_window (widget) : \
11180 gdk_window_get_parent (gtk_widget_get_window (widget)))
11183 adjust_allocation_recurse (GtkWidget *widget,
11186 GtkAllocation allocation;
11187 ScrollData *scroll_data = data;
11189 /* Need to really size allocate instead of just poking
11190 * into widget->allocation if the widget is not realized.
11191 * FIXME someone figure out why this was.
11193 gtk_widget_get_allocation (widget, &allocation);
11194 if (!gtk_widget_get_realized (widget))
11196 if (gtk_widget_get_visible (widget))
11198 GdkRectangle tmp_rectangle = allocation;
11199 tmp_rectangle.x += scroll_data->dx;
11200 tmp_rectangle.y += scroll_data->dy;
11202 gtk_widget_size_allocate (widget, &tmp_rectangle);
11207 if (ALLOCATION_WINDOW (widget) == scroll_data->window)
11209 allocation.x += scroll_data->dx;
11210 allocation.y += scroll_data->dy;
11211 gtk_widget_set_allocation (widget, &allocation);
11213 if (GTK_IS_CONTAINER (widget))
11214 gtk_container_forall (GTK_CONTAINER (widget),
11215 adjust_allocation_recurse,
11222 adjust_allocation (GtkWidget *widget,
11226 ScrollData scroll_data;
11228 if (gtk_widget_get_realized (widget))
11229 scroll_data.window = ALLOCATION_WINDOW (widget);
11231 scroll_data.window = NULL;
11233 scroll_data.dx = dx;
11234 scroll_data.dy = dy;
11236 adjust_allocation_recurse (widget, &scroll_data);
11241 gtk_tree_view_adjustment_changed (GtkAdjustment *adjustment,
11242 GtkTreeView *tree_view)
11244 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11248 gdk_window_move (tree_view->priv->bin_window,
11249 - gtk_adjustment_get_value (tree_view->priv->hadjustment),
11250 gtk_tree_view_get_effective_header_height (tree_view));
11251 gdk_window_move (tree_view->priv->header_window,
11252 - gtk_adjustment_get_value (tree_view->priv->hadjustment),
11254 dy = tree_view->priv->dy - (int) gtk_adjustment_get_value (tree_view->priv->vadjustment);
11257 update_prelight (tree_view,
11258 tree_view->priv->event_last_x,
11259 tree_view->priv->event_last_y - dy);
11261 if (tree_view->priv->edited_column)
11264 GtkTreeViewChild *child = NULL;
11265 GtkCellEditable *edit_widget;
11268 area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->edited_column));
11269 edit_widget = gtk_cell_area_get_edit_widget (area);
11270 if (GTK_IS_WIDGET (edit_widget))
11272 adjust_allocation (GTK_WIDGET (edit_widget), 0, dy);
11274 for (list = tree_view->priv->children; list; list = list->next)
11276 child = (GtkTreeViewChild *)list->data;
11277 if (child->widget == GTK_WIDGET (edit_widget))
11286 gdk_window_scroll (tree_view->priv->bin_window, 0, dy);
11288 if (tree_view->priv->dy != (int) gtk_adjustment_get_value (tree_view->priv->vadjustment))
11290 /* update our dy and top_row */
11291 tree_view->priv->dy = (int) gtk_adjustment_get_value (tree_view->priv->vadjustment);
11293 if (!tree_view->priv->in_top_row_to_dy)
11294 gtk_tree_view_dy_to_top_row (tree_view);
11305 * gtk_tree_view_new:
11307 * Creates a new #GtkTreeView widget.
11309 * Return value: A newly created #GtkTreeView widget.
11312 gtk_tree_view_new (void)
11314 return g_object_new (GTK_TYPE_TREE_VIEW, NULL);
11318 * gtk_tree_view_new_with_model:
11319 * @model: the model.
11321 * Creates a new #GtkTreeView widget with the model initialized to @model.
11323 * Return value: A newly created #GtkTreeView widget.
11326 gtk_tree_view_new_with_model (GtkTreeModel *model)
11328 return g_object_new (GTK_TYPE_TREE_VIEW, "model", model, NULL);
11331 /* Public Accessors
11335 * gtk_tree_view_get_model:
11336 * @tree_view: a #GtkTreeView
11338 * Returns the model the #GtkTreeView is based on. Returns %NULL if the
11341 * Return value: (transfer none): A #GtkTreeModel, or %NULL if none is currently being used.
11344 gtk_tree_view_get_model (GtkTreeView *tree_view)
11346 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11348 return tree_view->priv->model;
11352 * gtk_tree_view_set_model:
11353 * @tree_view: A #GtkTreeView.
11354 * @model: (allow-none): The model.
11356 * Sets the model for a #GtkTreeView. If the @tree_view already has a model
11357 * set, it will remove it before setting the new model. If @model is %NULL,
11358 * then it will unset the old model.
11361 gtk_tree_view_set_model (GtkTreeView *tree_view,
11362 GtkTreeModel *model)
11364 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11365 g_return_if_fail (model == NULL || GTK_IS_TREE_MODEL (model));
11367 if (model == tree_view->priv->model)
11370 if (tree_view->priv->scroll_to_path)
11372 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
11373 tree_view->priv->scroll_to_path = NULL;
11376 if (tree_view->priv->rubber_band_status)
11377 gtk_tree_view_stop_rubber_band (tree_view);
11379 if (tree_view->priv->model)
11381 GList *tmplist = tree_view->priv->columns;
11383 gtk_tree_view_unref_and_check_selection_tree (tree_view, tree_view->priv->tree);
11384 gtk_tree_view_stop_editing (tree_view, TRUE);
11386 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11387 gtk_tree_view_row_changed,
11389 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11390 gtk_tree_view_row_inserted,
11392 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11393 gtk_tree_view_row_has_child_toggled,
11395 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11396 gtk_tree_view_row_deleted,
11398 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11399 gtk_tree_view_rows_reordered,
11402 for (; tmplist; tmplist = tmplist->next)
11403 _gtk_tree_view_column_unset_model (tmplist->data,
11404 tree_view->priv->model);
11406 if (tree_view->priv->tree)
11407 gtk_tree_view_free_rbtree (tree_view);
11409 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
11410 tree_view->priv->drag_dest_row = NULL;
11411 gtk_tree_row_reference_free (tree_view->priv->anchor);
11412 tree_view->priv->anchor = NULL;
11413 gtk_tree_row_reference_free (tree_view->priv->top_row);
11414 tree_view->priv->top_row = NULL;
11415 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
11416 tree_view->priv->scroll_to_path = NULL;
11418 tree_view->priv->scroll_to_column = NULL;
11420 g_object_unref (tree_view->priv->model);
11422 tree_view->priv->search_column = -1;
11423 tree_view->priv->fixed_height_check = 0;
11424 tree_view->priv->fixed_height = -1;
11425 tree_view->priv->dy = tree_view->priv->top_row_dy = 0;
11426 tree_view->priv->last_button_x = -1;
11427 tree_view->priv->last_button_y = -1;
11430 tree_view->priv->model = model;
11432 if (tree_view->priv->model)
11437 GtkTreeModelFlags flags;
11439 if (tree_view->priv->search_column == -1)
11441 for (i = 0; i < gtk_tree_model_get_n_columns (model); i++)
11443 GType type = gtk_tree_model_get_column_type (model, i);
11445 if (g_value_type_transformable (type, G_TYPE_STRING))
11447 tree_view->priv->search_column = i;
11453 g_object_ref (tree_view->priv->model);
11454 g_signal_connect (tree_view->priv->model,
11456 G_CALLBACK (gtk_tree_view_row_changed),
11458 g_signal_connect (tree_view->priv->model,
11460 G_CALLBACK (gtk_tree_view_row_inserted),
11462 g_signal_connect (tree_view->priv->model,
11463 "row-has-child-toggled",
11464 G_CALLBACK (gtk_tree_view_row_has_child_toggled),
11466 g_signal_connect (tree_view->priv->model,
11468 G_CALLBACK (gtk_tree_view_row_deleted),
11470 g_signal_connect (tree_view->priv->model,
11472 G_CALLBACK (gtk_tree_view_rows_reordered),
11475 flags = gtk_tree_model_get_flags (tree_view->priv->model);
11476 if ((flags & GTK_TREE_MODEL_LIST_ONLY) == GTK_TREE_MODEL_LIST_ONLY)
11477 tree_view->priv->is_list = TRUE;
11479 tree_view->priv->is_list = FALSE;
11481 path = gtk_tree_path_new_first ();
11482 if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, path))
11484 tree_view->priv->tree = _gtk_rbtree_new ();
11485 gtk_tree_view_build_tree (tree_view, tree_view->priv->tree, &iter, 1, FALSE);
11486 _gtk_tree_view_accessible_add (tree_view, tree_view->priv->tree, NULL);
11488 gtk_tree_path_free (path);
11490 /* FIXME: do I need to do this? gtk_tree_view_create_buttons (tree_view); */
11491 install_presize_handler (tree_view);
11494 gtk_tree_view_real_set_cursor (tree_view, NULL, CURSOR_INVALID);
11496 g_object_notify (G_OBJECT (tree_view), "model");
11498 if (tree_view->priv->selection)
11499 _gtk_tree_selection_emit_changed (tree_view->priv->selection);
11501 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11502 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11506 * gtk_tree_view_get_selection:
11507 * @tree_view: A #GtkTreeView.
11509 * Gets the #GtkTreeSelection associated with @tree_view.
11511 * Return value: (transfer none): A #GtkTreeSelection object.
11514 gtk_tree_view_get_selection (GtkTreeView *tree_view)
11516 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11518 return tree_view->priv->selection;
11522 * gtk_tree_view_get_hadjustment:
11523 * @tree_view: A #GtkTreeView
11525 * Gets the #GtkAdjustment currently being used for the horizontal aspect.
11527 * Return value: (transfer none): A #GtkAdjustment object, or %NULL
11528 * if none is currently being used.
11530 * Deprecated: 3.0: Use gtk_scrollable_get_hadjustment()
11533 gtk_tree_view_get_hadjustment (GtkTreeView *tree_view)
11535 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11537 return gtk_tree_view_do_get_hadjustment (tree_view);
11540 static GtkAdjustment *
11541 gtk_tree_view_do_get_hadjustment (GtkTreeView *tree_view)
11543 return tree_view->priv->hadjustment;
11547 * gtk_tree_view_set_hadjustment:
11548 * @tree_view: A #GtkTreeView
11549 * @adjustment: (allow-none): The #GtkAdjustment to set, or %NULL
11551 * Sets the #GtkAdjustment for the current horizontal aspect.
11553 * Deprecated: 3.0: Use gtk_scrollable_set_hadjustment()
11556 gtk_tree_view_set_hadjustment (GtkTreeView *tree_view,
11557 GtkAdjustment *adjustment)
11559 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11560 g_return_if_fail (adjustment == NULL || GTK_IS_ADJUSTMENT (adjustment));
11562 gtk_tree_view_do_set_hadjustment (tree_view, adjustment);
11566 gtk_tree_view_do_set_hadjustment (GtkTreeView *tree_view,
11567 GtkAdjustment *adjustment)
11569 GtkTreeViewPrivate *priv = tree_view->priv;
11571 if (adjustment && priv->hadjustment == adjustment)
11574 if (priv->hadjustment != NULL)
11576 g_signal_handlers_disconnect_by_func (priv->hadjustment,
11577 gtk_tree_view_adjustment_changed,
11579 g_object_unref (priv->hadjustment);
11582 if (adjustment == NULL)
11583 adjustment = gtk_adjustment_new (0.0, 0.0, 0.0,
11586 g_signal_connect (adjustment, "value-changed",
11587 G_CALLBACK (gtk_tree_view_adjustment_changed), tree_view);
11588 priv->hadjustment = g_object_ref_sink (adjustment);
11589 /* FIXME: Adjustment should probably be populated here with fresh values, but
11590 * internal details are too complicated for me to decipher right now.
11592 gtk_tree_view_adjustment_changed (NULL, tree_view);
11594 g_object_notify (G_OBJECT (tree_view), "hadjustment");
11598 * gtk_tree_view_get_vadjustment:
11599 * @tree_view: A #GtkTreeView
11601 * Gets the #GtkAdjustment currently being used for the vertical aspect.
11603 * Return value: (transfer none): A #GtkAdjustment object, or %NULL
11604 * if none is currently being used.
11606 * Deprecated: 3.0: Use gtk_scrollable_get_vadjustment()
11609 gtk_tree_view_get_vadjustment (GtkTreeView *tree_view)
11611 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11613 return gtk_tree_view_do_get_vadjustment (tree_view);
11616 static GtkAdjustment *
11617 gtk_tree_view_do_get_vadjustment (GtkTreeView *tree_view)
11619 return tree_view->priv->vadjustment;
11623 * gtk_tree_view_set_vadjustment:
11624 * @tree_view: A #GtkTreeView
11625 * @adjustment: (allow-none): The #GtkAdjustment to set, or %NULL
11627 * Sets the #GtkAdjustment for the current vertical aspect.
11629 * Deprecated: 3.0: Use gtk_scrollable_set_vadjustment()
11632 gtk_tree_view_set_vadjustment (GtkTreeView *tree_view,
11633 GtkAdjustment *adjustment)
11635 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11636 g_return_if_fail (adjustment == NULL || GTK_IS_ADJUSTMENT (adjustment));
11638 gtk_tree_view_do_set_vadjustment (tree_view, adjustment);
11642 gtk_tree_view_do_set_vadjustment (GtkTreeView *tree_view,
11643 GtkAdjustment *adjustment)
11645 GtkTreeViewPrivate *priv = tree_view->priv;
11647 if (adjustment && priv->vadjustment == adjustment)
11650 if (priv->vadjustment != NULL)
11652 g_signal_handlers_disconnect_by_func (priv->vadjustment,
11653 gtk_tree_view_adjustment_changed,
11655 g_object_unref (priv->vadjustment);
11658 if (adjustment == NULL)
11659 adjustment = gtk_adjustment_new (0.0, 0.0, 0.0,
11662 g_signal_connect (adjustment, "value-changed",
11663 G_CALLBACK (gtk_tree_view_adjustment_changed), tree_view);
11664 priv->vadjustment = g_object_ref_sink (adjustment);
11665 /* FIXME: Adjustment should probably be populated here with fresh values, but
11666 * internal details are too complicated for me to decipher right now.
11668 gtk_tree_view_adjustment_changed (NULL, tree_view);
11669 g_object_notify (G_OBJECT (tree_view), "vadjustment");
11672 /* Column and header operations */
11675 * gtk_tree_view_get_headers_visible:
11676 * @tree_view: A #GtkTreeView.
11678 * Returns %TRUE if the headers on the @tree_view are visible.
11680 * Return value: Whether the headers are visible or not.
11683 gtk_tree_view_get_headers_visible (GtkTreeView *tree_view)
11685 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11687 return tree_view->priv->headers_visible;
11691 * gtk_tree_view_set_headers_visible:
11692 * @tree_view: A #GtkTreeView.
11693 * @headers_visible: %TRUE if the headers are visible
11695 * Sets the visibility state of the headers.
11698 gtk_tree_view_set_headers_visible (GtkTreeView *tree_view,
11699 gboolean headers_visible)
11703 GtkTreeViewColumn *column;
11704 GtkAllocation allocation;
11707 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11709 headers_visible = !! headers_visible;
11711 if (tree_view->priv->headers_visible == headers_visible)
11714 tree_view->priv->headers_visible = headers_visible == TRUE;
11716 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11718 gdk_window_get_position (tree_view->priv->bin_window, &x, &y);
11719 if (headers_visible)
11721 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
11722 gdk_window_move_resize (tree_view->priv->bin_window,
11723 x, y + gtk_tree_view_get_effective_header_height (tree_view),
11724 tree_view->priv->width, allocation.height - + gtk_tree_view_get_effective_header_height (tree_view));
11726 if (gtk_widget_get_mapped (GTK_WIDGET (tree_view)))
11727 gtk_tree_view_map_buttons (tree_view);
11731 gdk_window_move_resize (tree_view->priv->bin_window, x, y, tree_view->priv->width, tree_view->priv->height);
11733 for (list = tree_view->priv->columns; list; list = list->next)
11735 column = list->data;
11736 button = gtk_tree_view_column_get_button (column);
11738 gtk_widget_hide (button);
11739 gtk_widget_unmap (button);
11741 gdk_window_hide (tree_view->priv->header_window);
11745 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
11746 gtk_adjustment_configure (tree_view->priv->vadjustment,
11747 gtk_adjustment_get_value (tree_view->priv->vadjustment),
11749 tree_view->priv->height,
11750 gtk_adjustment_get_step_increment (tree_view->priv->vadjustment),
11751 (allocation.height - gtk_tree_view_get_effective_header_height (tree_view)) / 2,
11752 allocation.height - gtk_tree_view_get_effective_header_height (tree_view));
11754 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11756 g_object_notify (G_OBJECT (tree_view), "headers-visible");
11760 * gtk_tree_view_columns_autosize:
11761 * @tree_view: A #GtkTreeView.
11763 * Resizes all columns to their optimal width. Only works after the
11764 * treeview has been realized.
11767 gtk_tree_view_columns_autosize (GtkTreeView *tree_view)
11769 gboolean dirty = FALSE;
11771 GtkTreeViewColumn *column;
11773 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11775 for (list = tree_view->priv->columns; list; list = list->next)
11777 column = list->data;
11778 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
11780 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
11785 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11789 * gtk_tree_view_set_headers_clickable:
11790 * @tree_view: A #GtkTreeView.
11791 * @setting: %TRUE if the columns are clickable.
11793 * Allow the column title buttons to be clicked.
11796 gtk_tree_view_set_headers_clickable (GtkTreeView *tree_view,
11801 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11803 for (list = tree_view->priv->columns; list; list = list->next)
11804 gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (list->data), setting);
11806 g_object_notify (G_OBJECT (tree_view), "headers-clickable");
11811 * gtk_tree_view_get_headers_clickable:
11812 * @tree_view: A #GtkTreeView.
11814 * Returns whether all header columns are clickable.
11816 * Return value: %TRUE if all header columns are clickable, otherwise %FALSE
11821 gtk_tree_view_get_headers_clickable (GtkTreeView *tree_view)
11825 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11827 for (list = tree_view->priv->columns; list; list = list->next)
11828 if (!gtk_tree_view_column_get_clickable (GTK_TREE_VIEW_COLUMN (list->data)))
11835 * gtk_tree_view_set_rules_hint:
11836 * @tree_view: a #GtkTreeView
11837 * @setting: %TRUE if the tree requires reading across rows
11839 * This function tells GTK+ that the user interface for your
11840 * application requires users to read across tree rows and associate
11841 * cells with one another. By default, GTK+ will then render the tree
11842 * with alternating row colors. Do <emphasis>not</emphasis> use it
11843 * just because you prefer the appearance of the ruled tree; that's a
11844 * question for the theme. Some themes will draw tree rows in
11845 * alternating colors even when rules are turned off, and users who
11846 * prefer that appearance all the time can choose those themes. You
11847 * should call this function only as a <emphasis>semantic</emphasis>
11848 * hint to the theme engine that your tree makes alternating colors
11849 * useful from a functional standpoint (since it has lots of columns,
11854 gtk_tree_view_set_rules_hint (GtkTreeView *tree_view,
11857 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11859 setting = setting != FALSE;
11861 if (tree_view->priv->has_rules != setting)
11863 tree_view->priv->has_rules = setting;
11864 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
11867 g_object_notify (G_OBJECT (tree_view), "rules-hint");
11871 * gtk_tree_view_get_rules_hint:
11872 * @tree_view: a #GtkTreeView
11874 * Gets the setting set by gtk_tree_view_set_rules_hint().
11876 * Return value: %TRUE if rules are useful for the user of this tree
11879 gtk_tree_view_get_rules_hint (GtkTreeView *tree_view)
11881 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11883 return tree_view->priv->has_rules;
11886 /* Public Column functions
11890 * gtk_tree_view_append_column:
11891 * @tree_view: A #GtkTreeView.
11892 * @column: The #GtkTreeViewColumn to add.
11894 * Appends @column to the list of columns. If @tree_view has "fixed_height"
11895 * mode enabled, then @column must have its "sizing" property set to be
11896 * GTK_TREE_VIEW_COLUMN_FIXED.
11898 * Return value: The number of columns in @tree_view after appending.
11901 gtk_tree_view_append_column (GtkTreeView *tree_view,
11902 GtkTreeViewColumn *column)
11904 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
11905 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
11906 g_return_val_if_fail (gtk_tree_view_column_get_tree_view (column) == NULL, -1);
11908 return gtk_tree_view_insert_column (tree_view, column, -1);
11912 _gtk_tree_view_reset_header_styles (GtkTreeView *tree_view)
11916 for (columns = tree_view->priv->columns; columns; columns = columns->next)
11918 GtkTreeViewColumn *column = columns->data;
11919 GtkWidget *header_widget;
11921 if (!gtk_tree_view_column_get_visible (column))
11924 header_widget = gtk_tree_view_column_get_widget (column);
11926 if (!header_widget)
11927 header_widget = gtk_tree_view_column_get_button (column);
11929 _gtk_widget_invalidate_style_context (header_widget, GTK_CSS_CHANGE_POSITION | GTK_CSS_CHANGE_SIBLING_POSITION);
11935 * gtk_tree_view_remove_column:
11936 * @tree_view: A #GtkTreeView.
11937 * @column: The #GtkTreeViewColumn to remove.
11939 * Removes @column from @tree_view.
11941 * Return value: The number of columns in @tree_view after removing.
11944 gtk_tree_view_remove_column (GtkTreeView *tree_view,
11945 GtkTreeViewColumn *column)
11949 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
11950 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
11951 g_return_val_if_fail (gtk_tree_view_column_get_tree_view (column) == GTK_WIDGET (tree_view), -1);
11953 if (tree_view->priv->focus_column == column)
11954 _gtk_tree_view_set_focus_column (tree_view, NULL);
11956 if (tree_view->priv->edited_column == column)
11958 gtk_tree_view_stop_editing (tree_view, TRUE);
11960 /* no need to, but just to be sure ... */
11961 tree_view->priv->edited_column = NULL;
11964 if (tree_view->priv->expander_column == column)
11965 tree_view->priv->expander_column = NULL;
11967 g_signal_handlers_disconnect_by_func (column,
11968 G_CALLBACK (column_sizing_notify),
11971 _gtk_tree_view_column_unset_tree_view (column);
11973 position = g_list_index (tree_view->priv->columns, column);
11975 tree_view->priv->columns = g_list_remove (tree_view->priv->columns, column);
11976 tree_view->priv->n_columns--;
11978 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11982 _gtk_tree_view_column_unrealize_button (column);
11983 for (list = tree_view->priv->columns; list; list = list->next)
11985 GtkTreeViewColumn *tmp_column;
11987 tmp_column = GTK_TREE_VIEW_COLUMN (list->data);
11988 if (gtk_tree_view_column_get_visible (tmp_column))
11989 _gtk_tree_view_column_cell_set_dirty (tmp_column, TRUE);
11992 if (tree_view->priv->n_columns == 0 &&
11993 gtk_tree_view_get_headers_visible (tree_view))
11994 gdk_window_hide (tree_view->priv->header_window);
11996 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11999 _gtk_tree_view_reset_header_styles (tree_view);
12001 _gtk_tree_view_accessible_remove_column (tree_view, column, position);
12003 g_object_unref (column);
12004 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
12006 return tree_view->priv->n_columns;
12010 * gtk_tree_view_insert_column:
12011 * @tree_view: A #GtkTreeView.
12012 * @column: The #GtkTreeViewColumn to be inserted.
12013 * @position: The position to insert @column in.
12015 * This inserts the @column into the @tree_view at @position. If @position is
12016 * -1, then the column is inserted at the end. If @tree_view has
12017 * "fixed_height" mode enabled, then @column must have its "sizing" property
12018 * set to be GTK_TREE_VIEW_COLUMN_FIXED.
12020 * Return value: The number of columns in @tree_view after insertion.
12023 gtk_tree_view_insert_column (GtkTreeView *tree_view,
12024 GtkTreeViewColumn *column,
12027 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
12028 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
12029 g_return_val_if_fail (gtk_tree_view_column_get_tree_view (column) == NULL, -1);
12031 if (tree_view->priv->fixed_height_mode)
12032 g_return_val_if_fail (gtk_tree_view_column_get_sizing (column)
12033 == GTK_TREE_VIEW_COLUMN_FIXED, -1);
12035 if (position < 0 || position > tree_view->priv->n_columns)
12036 position = tree_view->priv->n_columns;
12038 g_object_ref_sink (column);
12040 if (tree_view->priv->n_columns == 0 &&
12041 gtk_widget_get_realized (GTK_WIDGET (tree_view)) &&
12042 gtk_tree_view_get_headers_visible (tree_view))
12044 gdk_window_show (tree_view->priv->header_window);
12047 g_signal_connect (column, "notify::sizing",
12048 G_CALLBACK (column_sizing_notify), tree_view);
12050 tree_view->priv->columns = g_list_insert (tree_view->priv->columns,
12052 tree_view->priv->n_columns++;
12054 _gtk_tree_view_column_set_tree_view (column, tree_view);
12056 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
12060 _gtk_tree_view_column_realize_button (column);
12062 for (list = tree_view->priv->columns; list; list = list->next)
12064 column = GTK_TREE_VIEW_COLUMN (list->data);
12065 if (gtk_tree_view_column_get_visible (column))
12066 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
12068 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
12071 _gtk_tree_view_reset_header_styles (tree_view);
12073 _gtk_tree_view_accessible_add_column (tree_view, column, position);
12075 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
12077 return tree_view->priv->n_columns;
12081 * gtk_tree_view_insert_column_with_attributes:
12082 * @tree_view: A #GtkTreeView
12083 * @position: The position to insert the new column in
12084 * @title: The title to set the header to
12085 * @cell: The #GtkCellRenderer
12086 * @...: A %NULL-terminated list of attributes
12088 * Creates a new #GtkTreeViewColumn and inserts it into the @tree_view at
12089 * @position. If @position is -1, then the newly created column is inserted at
12090 * the end. The column is initialized with the attributes given. If @tree_view
12091 * has "fixed_height" mode enabled, then the new column will have its sizing
12092 * property set to be GTK_TREE_VIEW_COLUMN_FIXED.
12094 * Return value: The number of columns in @tree_view after insertion.
12097 gtk_tree_view_insert_column_with_attributes (GtkTreeView *tree_view,
12099 const gchar *title,
12100 GtkCellRenderer *cell,
12103 GtkTreeViewColumn *column;
12108 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
12110 column = gtk_tree_view_column_new ();
12111 if (tree_view->priv->fixed_height_mode)
12112 gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_FIXED);
12114 gtk_tree_view_column_set_title (column, title);
12115 gtk_tree_view_column_pack_start (column, cell, TRUE);
12117 va_start (args, cell);
12119 attribute = va_arg (args, gchar *);
12121 while (attribute != NULL)
12123 column_id = va_arg (args, gint);
12124 gtk_tree_view_column_add_attribute (column, cell, attribute, column_id);
12125 attribute = va_arg (args, gchar *);
12130 return gtk_tree_view_insert_column (tree_view, column, position);
12134 * gtk_tree_view_insert_column_with_data_func:
12135 * @tree_view: a #GtkTreeView
12136 * @position: Position to insert, -1 for append
12137 * @title: column title
12138 * @cell: cell renderer for column
12139 * @func: function to set attributes of cell renderer
12140 * @data: data for @func
12141 * @dnotify: destroy notifier for @data
12143 * Convenience function that inserts a new column into the #GtkTreeView
12144 * with the given cell renderer and a #GtkTreeCellDataFunc to set cell renderer
12145 * attributes (normally using data from the model). See also
12146 * gtk_tree_view_column_set_cell_data_func(), gtk_tree_view_column_pack_start().
12147 * If @tree_view has "fixed_height" mode enabled, then the new column will have its
12148 * "sizing" property set to be GTK_TREE_VIEW_COLUMN_FIXED.
12150 * Return value: number of columns in the tree view post-insert
12153 gtk_tree_view_insert_column_with_data_func (GtkTreeView *tree_view,
12155 const gchar *title,
12156 GtkCellRenderer *cell,
12157 GtkTreeCellDataFunc func,
12159 GDestroyNotify dnotify)
12161 GtkTreeViewColumn *column;
12163 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
12165 column = gtk_tree_view_column_new ();
12166 if (tree_view->priv->fixed_height_mode)
12167 gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_FIXED);
12169 gtk_tree_view_column_set_title (column, title);
12170 gtk_tree_view_column_pack_start (column, cell, TRUE);
12171 gtk_tree_view_column_set_cell_data_func (column, cell, func, data, dnotify);
12173 return gtk_tree_view_insert_column (tree_view, column, position);
12177 * gtk_tree_view_get_n_columns:
12178 * @tree_view: a #GtkTreeView
12180 * Queries the number of columns in the given @tree_view.
12182 * Returns: The number of columns in the @tree_view
12187 gtk_tree_view_get_n_columns (GtkTreeView *tree_view)
12189 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
12191 return tree_view->priv->n_columns;
12195 * gtk_tree_view_get_column:
12196 * @tree_view: A #GtkTreeView.
12197 * @n: The position of the column, counting from 0.
12199 * Gets the #GtkTreeViewColumn at the given position in the #tree_view.
12201 * Return value: (transfer none): The #GtkTreeViewColumn, or %NULL if the
12202 * position is outside the range of columns.
12204 GtkTreeViewColumn *
12205 gtk_tree_view_get_column (GtkTreeView *tree_view,
12208 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
12210 if (n < 0 || n >= tree_view->priv->n_columns)
12213 if (tree_view->priv->columns == NULL)
12216 return GTK_TREE_VIEW_COLUMN (g_list_nth (tree_view->priv->columns, n)->data);
12220 * gtk_tree_view_get_columns:
12221 * @tree_view: A #GtkTreeView
12223 * Returns a #GList of all the #GtkTreeViewColumn s currently in @tree_view.
12224 * The returned list must be freed with g_list_free ().
12226 * Return value: (element-type GtkTreeViewColumn) (transfer container): A list of #GtkTreeViewColumn s
12229 gtk_tree_view_get_columns (GtkTreeView *tree_view)
12231 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
12233 return g_list_copy (tree_view->priv->columns);
12237 * gtk_tree_view_move_column_after:
12238 * @tree_view: A #GtkTreeView
12239 * @column: The #GtkTreeViewColumn to be moved.
12240 * @base_column: (allow-none): The #GtkTreeViewColumn to be moved relative to, or %NULL.
12242 * Moves @column to be after to @base_column. If @base_column is %NULL, then
12243 * @column is placed in the first position.
12246 gtk_tree_view_move_column_after (GtkTreeView *tree_view,
12247 GtkTreeViewColumn *column,
12248 GtkTreeViewColumn *base_column)
12250 GList *column_list_el, *base_el = NULL;
12252 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12254 column_list_el = g_list_find (tree_view->priv->columns, column);
12255 g_return_if_fail (column_list_el != NULL);
12259 base_el = g_list_find (tree_view->priv->columns, base_column);
12260 g_return_if_fail (base_el != NULL);
12263 if (column_list_el->prev == base_el)
12266 tree_view->priv->columns = g_list_remove_link (tree_view->priv->columns, column_list_el);
12267 if (base_el == NULL)
12269 column_list_el->prev = NULL;
12270 column_list_el->next = tree_view->priv->columns;
12271 if (column_list_el->next)
12272 column_list_el->next->prev = column_list_el;
12273 tree_view->priv->columns = column_list_el;
12277 column_list_el->prev = base_el;
12278 column_list_el->next = base_el->next;
12279 if (column_list_el->next)
12280 column_list_el->next->prev = column_list_el;
12281 base_el->next = column_list_el;
12284 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
12286 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
12287 gtk_tree_view_size_allocate_columns (GTK_WIDGET (tree_view), NULL);
12290 _gtk_tree_view_reset_header_styles (tree_view);
12292 _gtk_tree_view_accessible_reorder_column (tree_view, column);
12294 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
12298 * gtk_tree_view_set_expander_column:
12299 * @tree_view: A #GtkTreeView
12300 * @column: %NULL, or the column to draw the expander arrow at.
12302 * Sets the column to draw the expander arrow at. It must be in @tree_view.
12303 * If @column is %NULL, then the expander arrow is always at the first
12306 * If you do not want expander arrow to appear in your tree, set the
12307 * expander column to a hidden column.
12310 gtk_tree_view_set_expander_column (GtkTreeView *tree_view,
12311 GtkTreeViewColumn *column)
12313 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12314 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
12315 g_return_if_fail (column == NULL || gtk_tree_view_column_get_tree_view (column) == GTK_WIDGET (tree_view));
12317 if (tree_view->priv->expander_column != column)
12319 tree_view->priv->expander_column = column;
12320 g_object_notify (G_OBJECT (tree_view), "expander-column");
12325 * gtk_tree_view_get_expander_column:
12326 * @tree_view: A #GtkTreeView
12328 * Returns the column that is the current expander column.
12329 * This column has the expander arrow drawn next to it.
12331 * Return value: (transfer none): The expander column.
12333 GtkTreeViewColumn *
12334 gtk_tree_view_get_expander_column (GtkTreeView *tree_view)
12338 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
12340 for (list = tree_view->priv->columns; list; list = list->next)
12341 if (gtk_tree_view_is_expander_column (tree_view, GTK_TREE_VIEW_COLUMN (list->data)))
12342 return (GtkTreeViewColumn *) list->data;
12348 * gtk_tree_view_set_column_drag_function:
12349 * @tree_view: A #GtkTreeView.
12350 * @func: (allow-none): A function to determine which columns are reorderable, or %NULL.
12351 * @user_data: (allow-none): User data to be passed to @func, or %NULL
12352 * @destroy: (allow-none): Destroy notifier for @user_data, or %NULL
12354 * Sets a user function for determining where a column may be dropped when
12355 * dragged. This function is called on every column pair in turn at the
12356 * beginning of a column drag to determine where a drop can take place. The
12357 * arguments passed to @func are: the @tree_view, the #GtkTreeViewColumn being
12358 * dragged, the two #GtkTreeViewColumn s determining the drop spot, and
12359 * @user_data. If either of the #GtkTreeViewColumn arguments for the drop spot
12360 * are %NULL, then they indicate an edge. If @func is set to be %NULL, then
12361 * @tree_view reverts to the default behavior of allowing all columns to be
12362 * dropped everywhere.
12365 gtk_tree_view_set_column_drag_function (GtkTreeView *tree_view,
12366 GtkTreeViewColumnDropFunc func,
12367 gpointer user_data,
12368 GDestroyNotify destroy)
12370 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12372 if (tree_view->priv->column_drop_func_data_destroy)
12373 tree_view->priv->column_drop_func_data_destroy (tree_view->priv->column_drop_func_data);
12375 tree_view->priv->column_drop_func = func;
12376 tree_view->priv->column_drop_func_data = user_data;
12377 tree_view->priv->column_drop_func_data_destroy = destroy;
12381 * gtk_tree_view_scroll_to_point:
12382 * @tree_view: a #GtkTreeView
12383 * @tree_x: X coordinate of new top-left pixel of visible area, or -1
12384 * @tree_y: Y coordinate of new top-left pixel of visible area, or -1
12386 * Scrolls the tree view such that the top-left corner of the visible
12387 * area is @tree_x, @tree_y, where @tree_x and @tree_y are specified
12388 * in tree coordinates. The @tree_view must be realized before
12389 * this function is called. If it isn't, you probably want to be
12390 * using gtk_tree_view_scroll_to_cell().
12392 * If either @tree_x or @tree_y are -1, then that direction isn't scrolled.
12395 gtk_tree_view_scroll_to_point (GtkTreeView *tree_view,
12399 GtkAdjustment *hadj;
12400 GtkAdjustment *vadj;
12402 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12403 g_return_if_fail (gtk_widget_get_realized (GTK_WIDGET (tree_view)));
12405 hadj = tree_view->priv->hadjustment;
12406 vadj = tree_view->priv->vadjustment;
12409 gtk_adjustment_set_value (hadj, tree_x);
12411 gtk_adjustment_set_value (vadj, tree_y);
12415 * gtk_tree_view_scroll_to_cell:
12416 * @tree_view: A #GtkTreeView.
12417 * @path: (allow-none): The path of the row to move to, or %NULL.
12418 * @column: (allow-none): The #GtkTreeViewColumn to move horizontally to, or %NULL.
12419 * @use_align: whether to use alignment arguments, or %FALSE.
12420 * @row_align: The vertical alignment of the row specified by @path.
12421 * @col_align: The horizontal alignment of the column specified by @column.
12423 * Moves the alignments of @tree_view to the position specified by @column and
12424 * @path. If @column is %NULL, then no horizontal scrolling occurs. Likewise,
12425 * if @path is %NULL no vertical scrolling occurs. At a minimum, one of @column
12426 * or @path need to be non-%NULL. @row_align determines where the row is
12427 * placed, and @col_align determines where @column is placed. Both are expected
12428 * to be between 0.0 and 1.0. 0.0 means left/top alignment, 1.0 means
12429 * right/bottom alignment, 0.5 means center.
12431 * If @use_align is %FALSE, then the alignment arguments are ignored, and the
12432 * tree does the minimum amount of work to scroll the cell onto the screen.
12433 * This means that the cell will be scrolled to the edge closest to its current
12434 * position. If the cell is currently visible on the screen, nothing is done.
12436 * This function only works if the model is set, and @path is a valid row on the
12437 * model. If the model changes before the @tree_view is realized, the centered
12438 * path will be modified to reflect this change.
12441 gtk_tree_view_scroll_to_cell (GtkTreeView *tree_view,
12443 GtkTreeViewColumn *column,
12444 gboolean use_align,
12448 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12449 g_return_if_fail (tree_view->priv->model != NULL);
12450 g_return_if_fail (tree_view->priv->tree != NULL);
12451 g_return_if_fail (row_align >= 0.0 && row_align <= 1.0);
12452 g_return_if_fail (col_align >= 0.0 && col_align <= 1.0);
12453 g_return_if_fail (path != NULL || column != NULL);
12456 g_print ("gtk_tree_view_scroll_to_cell:\npath: %s\ncolumn: %s\nuse_align: %d\nrow_align: %f\ncol_align: %f\n",
12457 gtk_tree_path_to_string (path), column?"non-null":"null", use_align, row_align, col_align);
12459 row_align = CLAMP (row_align, 0.0, 1.0);
12460 col_align = CLAMP (col_align, 0.0, 1.0);
12463 /* Note: Despite the benefits that come from having one code path for the
12464 * scrolling code, we short-circuit validate_visible_area's immplementation as
12465 * it is much slower than just going to the point.
12467 if (!gtk_widget_get_visible (GTK_WIDGET (tree_view)) ||
12468 !gtk_widget_get_realized (GTK_WIDGET (tree_view)) ||
12469 _gtk_widget_get_alloc_needed (GTK_WIDGET (tree_view)) ||
12470 GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID))
12472 if (tree_view->priv->scroll_to_path)
12473 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
12475 tree_view->priv->scroll_to_path = NULL;
12476 tree_view->priv->scroll_to_column = NULL;
12479 tree_view->priv->scroll_to_path = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
12481 tree_view->priv->scroll_to_column = column;
12482 tree_view->priv->scroll_to_use_align = use_align;
12483 tree_view->priv->scroll_to_row_align = row_align;
12484 tree_view->priv->scroll_to_col_align = col_align;
12486 install_presize_handler (tree_view);
12490 GdkRectangle cell_rect;
12491 GdkRectangle vis_rect;
12492 gint dest_x, dest_y;
12494 gtk_tree_view_get_background_area (tree_view, path, column, &cell_rect);
12495 gtk_tree_view_get_visible_rect (tree_view, &vis_rect);
12497 cell_rect.y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, cell_rect.y);
12499 dest_x = vis_rect.x;
12500 dest_y = vis_rect.y;
12506 dest_x = cell_rect.x - ((vis_rect.width - cell_rect.width) * col_align);
12510 if (cell_rect.x < vis_rect.x)
12511 dest_x = cell_rect.x;
12512 if (cell_rect.x + cell_rect.width > vis_rect.x + vis_rect.width)
12513 dest_x = cell_rect.x + cell_rect.width - vis_rect.width;
12521 dest_y = cell_rect.y - ((vis_rect.height - cell_rect.height) * row_align);
12522 dest_y = MAX (dest_y, 0);
12526 if (cell_rect.y < vis_rect.y)
12527 dest_y = cell_rect.y;
12528 if (cell_rect.y + cell_rect.height > vis_rect.y + vis_rect.height)
12529 dest_y = cell_rect.y + cell_rect.height - vis_rect.height;
12533 gtk_tree_view_scroll_to_point (tree_view, dest_x, dest_y);
12538 * gtk_tree_view_row_activated:
12539 * @tree_view: A #GtkTreeView
12540 * @path: The #GtkTreePath to be activated.
12541 * @column: The #GtkTreeViewColumn to be activated.
12543 * Activates the cell determined by @path and @column.
12546 gtk_tree_view_row_activated (GtkTreeView *tree_view,
12548 GtkTreeViewColumn *column)
12550 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12552 g_signal_emit (tree_view, tree_view_signals[ROW_ACTIVATED], 0, path, column);
12557 gtk_tree_view_expand_all_emission_helper (GtkRBTree *tree,
12561 GtkTreeView *tree_view = data;
12563 if ((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT &&
12569 path = _gtk_tree_path_new_from_rbtree (tree, node);
12570 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
12572 g_signal_emit (tree_view, tree_view_signals[ROW_EXPANDED], 0, &iter, path);
12574 gtk_tree_path_free (path);
12577 if (node->children)
12578 _gtk_rbtree_traverse (node->children,
12579 node->children->root,
12581 gtk_tree_view_expand_all_emission_helper,
12586 * gtk_tree_view_expand_all:
12587 * @tree_view: A #GtkTreeView.
12589 * Recursively expands all nodes in the @tree_view.
12592 gtk_tree_view_expand_all (GtkTreeView *tree_view)
12598 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12600 if (tree_view->priv->tree == NULL)
12603 path = gtk_tree_path_new_first ();
12604 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
12608 gtk_tree_view_real_expand_row (tree_view, path, tree, node, TRUE, FALSE);
12609 node = _gtk_rbtree_next (tree, node);
12610 gtk_tree_path_next (path);
12613 gtk_tree_path_free (path);
12617 * gtk_tree_view_collapse_all:
12618 * @tree_view: A #GtkTreeView.
12620 * Recursively collapses all visible, expanded nodes in @tree_view.
12623 gtk_tree_view_collapse_all (GtkTreeView *tree_view)
12630 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12632 if (tree_view->priv->tree == NULL)
12635 path = gtk_tree_path_new ();
12636 gtk_tree_path_down (path);
12637 indices = gtk_tree_path_get_indices (path);
12639 tree = tree_view->priv->tree;
12640 node = _gtk_rbtree_first (tree);
12644 if (node->children)
12645 gtk_tree_view_real_collapse_row (tree_view, path, tree, node, FALSE);
12647 node = _gtk_rbtree_next (tree, node);
12650 gtk_tree_path_free (path);
12654 * gtk_tree_view_expand_to_path:
12655 * @tree_view: A #GtkTreeView.
12656 * @path: path to a row.
12658 * Expands the row at @path. This will also expand all parent rows of
12659 * @path as necessary.
12664 gtk_tree_view_expand_to_path (GtkTreeView *tree_view,
12671 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12672 g_return_if_fail (path != NULL);
12674 depth = gtk_tree_path_get_depth (path);
12675 indices = gtk_tree_path_get_indices (path);
12677 tmp = gtk_tree_path_new ();
12678 g_return_if_fail (tmp != NULL);
12680 for (i = 0; i < depth; i++)
12682 gtk_tree_path_append_index (tmp, indices[i]);
12683 gtk_tree_view_expand_row (tree_view, tmp, FALSE);
12686 gtk_tree_path_free (tmp);
12689 /* FIXME the bool return values for expand_row and collapse_row are
12690 * not analagous; they should be TRUE if the row had children and
12691 * was not already in the requested state.
12696 gtk_tree_view_real_expand_row (GtkTreeView *tree_view,
12708 g_object_get (gtk_widget_get_settings (GTK_WIDGET (tree_view)),
12709 "gtk-enable-animations", &animate,
12712 remove_auto_expand_timeout (tree_view);
12714 if (node->children && !open_all)
12717 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT))
12720 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
12721 if (! gtk_tree_model_iter_has_child (tree_view->priv->model, &iter))
12725 if (node->children && open_all)
12727 gboolean retval = FALSE;
12728 GtkTreePath *tmp_path = gtk_tree_path_copy (path);
12730 gtk_tree_path_append_index (tmp_path, 0);
12731 tree = node->children;
12732 node = _gtk_rbtree_first (tree);
12733 /* try to expand the children */
12737 t = gtk_tree_view_real_expand_row (tree_view, tmp_path, tree, node,
12742 gtk_tree_path_next (tmp_path);
12743 node = _gtk_rbtree_next (tree, node);
12745 while (node != NULL);
12747 gtk_tree_path_free (tmp_path);
12752 g_signal_emit (tree_view, tree_view_signals[TEST_EXPAND_ROW], 0, &iter, path, &expand);
12754 if (!gtk_tree_model_iter_has_child (tree_view->priv->model, &iter))
12760 node->children = _gtk_rbtree_new ();
12761 node->children->parent_tree = tree;
12762 node->children->parent_node = node;
12764 gtk_tree_model_iter_children (tree_view->priv->model, &temp, &iter);
12766 gtk_tree_view_build_tree (tree_view,
12769 gtk_tree_path_get_depth (path) + 1,
12772 _gtk_tree_view_accessible_add (tree_view, node->children, NULL);
12773 _gtk_tree_view_accessible_add_state (tree_view,
12775 GTK_CELL_RENDERER_EXPANDED);
12777 install_presize_handler (tree_view);
12779 g_signal_emit (tree_view, tree_view_signals[ROW_EXPANDED], 0, &iter, path);
12780 if (open_all && node->children)
12782 _gtk_rbtree_traverse (node->children,
12783 node->children->root,
12785 gtk_tree_view_expand_all_emission_helper,
12793 * gtk_tree_view_expand_row:
12794 * @tree_view: a #GtkTreeView
12795 * @path: path to a row
12796 * @open_all: whether to recursively expand, or just expand immediate children
12798 * Opens the row so its children are visible.
12800 * Return value: %TRUE if the row existed and had children
12803 gtk_tree_view_expand_row (GtkTreeView *tree_view,
12810 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
12811 g_return_val_if_fail (tree_view->priv->model != NULL, FALSE);
12812 g_return_val_if_fail (path != NULL, FALSE);
12814 if (_gtk_tree_view_find_node (tree_view,
12821 return gtk_tree_view_real_expand_row (tree_view, path, tree, node, open_all, FALSE);
12827 gtk_tree_view_real_collapse_row (GtkTreeView *tree_view,
12834 GtkTreeIter children;
12839 gboolean selection_changed, cursor_changed;
12842 g_object_get (gtk_widget_get_settings (GTK_WIDGET (tree_view)),
12843 "gtk-enable-animations", &animate,
12846 remove_auto_expand_timeout (tree_view);
12848 if (node->children == NULL)
12850 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
12852 g_signal_emit (tree_view, tree_view_signals[TEST_COLLAPSE_ROW], 0, &iter, path, &collapse);
12857 /* if the prelighted node is a child of us, we want to unprelight it. We have
12858 * a chance to prelight the correct node below */
12860 if (tree_view->priv->prelight_tree)
12862 GtkRBTree *parent_tree;
12863 GtkRBNode *parent_node;
12865 parent_tree = tree_view->priv->prelight_tree->parent_tree;
12866 parent_node = tree_view->priv->prelight_tree->parent_node;
12867 while (parent_tree)
12869 if (parent_tree == tree && parent_node == node)
12871 ensure_unprelighted (tree_view);
12874 parent_node = parent_tree->parent_node;
12875 parent_tree = parent_tree->parent_tree;
12879 TREE_VIEW_INTERNAL_ASSERT (gtk_tree_model_iter_children (tree_view->priv->model, &children, &iter), FALSE);
12881 for (list = tree_view->priv->columns; list; list = list->next)
12883 GtkTreeViewColumn *column = list->data;
12885 if (gtk_tree_view_column_get_visible (column) == FALSE)
12887 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
12888 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
12891 if (tree_view->priv->destroy_count_func)
12893 GtkTreePath *child_path;
12894 gint child_count = 0;
12895 child_path = gtk_tree_path_copy (path);
12896 gtk_tree_path_down (child_path);
12897 if (node->children)
12898 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, &child_count);
12899 tree_view->priv->destroy_count_func (tree_view, child_path, child_count, tree_view->priv->destroy_count_data);
12900 gtk_tree_path_free (child_path);
12903 if (tree_view->priv->cursor_node)
12905 cursor_changed = (node->children == tree_view->priv->cursor_tree)
12906 || _gtk_rbtree_contains (node->children, tree_view->priv->cursor_tree);
12909 cursor_changed = FALSE;
12911 if (gtk_tree_row_reference_valid (tree_view->priv->anchor))
12913 GtkTreePath *anchor_path = gtk_tree_row_reference_get_path (tree_view->priv->anchor);
12914 if (gtk_tree_path_is_ancestor (path, anchor_path))
12916 gtk_tree_row_reference_free (tree_view->priv->anchor);
12917 tree_view->priv->anchor = NULL;
12919 gtk_tree_path_free (anchor_path);
12922 selection_changed = gtk_tree_view_unref_and_check_selection_tree (tree_view, node->children);
12924 /* Stop a pending double click */
12925 tree_view->priv->last_button_x = -1;
12926 tree_view->priv->last_button_y = -1;
12928 _gtk_tree_view_accessible_remove (tree_view, node->children, NULL);
12929 _gtk_tree_view_accessible_remove_state (tree_view,
12931 GTK_CELL_RENDERER_EXPANDED);
12933 _gtk_rbtree_remove (node->children);
12935 if (cursor_changed)
12936 gtk_tree_view_real_set_cursor (tree_view, path, CLEAR_AND_SELECT | CURSOR_INVALID);
12937 if (selection_changed)
12938 g_signal_emit_by_name (tree_view->priv->selection, "changed");
12940 if (gtk_widget_get_mapped (GTK_WIDGET (tree_view)))
12942 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
12945 g_signal_emit (tree_view, tree_view_signals[ROW_COLLAPSED], 0, &iter, path);
12947 if (gtk_widget_get_mapped (GTK_WIDGET (tree_view)))
12949 /* now that we've collapsed all rows, we want to try to set the prelight
12950 * again. To do this, we fake a motion event and send it to ourselves. */
12952 child = gdk_window_get_device_position (gdk_window_get_parent (tree_view->priv->bin_window),
12953 gdk_device_manager_get_client_pointer (
12954 gdk_display_get_device_manager (
12955 gtk_widget_get_display (GTK_WIDGET (tree_view)))),
12957 if (child == tree_view->priv->bin_window)
12959 GdkEventMotion event;
12960 gint child_x, child_y;
12962 gdk_window_get_position (child, &child_x, &child_y);
12964 event.window = tree_view->priv->bin_window;
12965 event.x = x - child_x;
12966 event.y = y - child_y;
12968 /* despite the fact this isn't a real event, I'm almost positive it will
12969 * never trigger a drag event. maybe_drag is the only function that uses
12970 * more than just event.x and event.y. */
12971 gtk_tree_view_motion_bin_window (GTK_WIDGET (tree_view), &event);
12979 * gtk_tree_view_collapse_row:
12980 * @tree_view: a #GtkTreeView
12981 * @path: path to a row in the @tree_view
12983 * Collapses a row (hides its child rows, if they exist).
12985 * Return value: %TRUE if the row was collapsed.
12988 gtk_tree_view_collapse_row (GtkTreeView *tree_view,
12994 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
12995 g_return_val_if_fail (tree_view->priv->tree != NULL, FALSE);
12996 g_return_val_if_fail (path != NULL, FALSE);
12998 if (_gtk_tree_view_find_node (tree_view,
13004 if (tree == NULL || node->children == NULL)
13007 return gtk_tree_view_real_collapse_row (tree_view, path, tree, node, FALSE);
13011 gtk_tree_view_map_expanded_rows_helper (GtkTreeView *tree_view,
13014 GtkTreeViewMappingFunc func,
13015 gpointer user_data)
13019 if (tree == NULL || tree->root == NULL)
13022 node = _gtk_rbtree_first (tree);
13026 if (node->children)
13028 (* func) (tree_view, path, user_data);
13029 gtk_tree_path_down (path);
13030 gtk_tree_view_map_expanded_rows_helper (tree_view, node->children, path, func, user_data);
13031 gtk_tree_path_up (path);
13033 gtk_tree_path_next (path);
13034 node = _gtk_rbtree_next (tree, node);
13039 * gtk_tree_view_map_expanded_rows:
13040 * @tree_view: A #GtkTreeView
13041 * @func: (scope call): A function to be called
13042 * @data: User data to be passed to the function.
13044 * Calls @func on all expanded rows.
13047 gtk_tree_view_map_expanded_rows (GtkTreeView *tree_view,
13048 GtkTreeViewMappingFunc func,
13049 gpointer user_data)
13053 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13054 g_return_if_fail (func != NULL);
13056 path = gtk_tree_path_new_first ();
13058 gtk_tree_view_map_expanded_rows_helper (tree_view,
13059 tree_view->priv->tree,
13060 path, func, user_data);
13062 gtk_tree_path_free (path);
13066 * gtk_tree_view_row_expanded:
13067 * @tree_view: A #GtkTreeView.
13068 * @path: A #GtkTreePath to test expansion state.
13070 * Returns %TRUE if the node pointed to by @path is expanded in @tree_view.
13072 * Return value: %TRUE if #path is expanded.
13075 gtk_tree_view_row_expanded (GtkTreeView *tree_view,
13081 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
13082 g_return_val_if_fail (path != NULL, FALSE);
13084 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
13089 return (node->children != NULL);
13093 * gtk_tree_view_get_reorderable:
13094 * @tree_view: a #GtkTreeView
13096 * Retrieves whether the user can reorder the tree via drag-and-drop. See
13097 * gtk_tree_view_set_reorderable().
13099 * Return value: %TRUE if the tree can be reordered.
13102 gtk_tree_view_get_reorderable (GtkTreeView *tree_view)
13104 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
13106 return tree_view->priv->reorderable;
13110 * gtk_tree_view_set_reorderable:
13111 * @tree_view: A #GtkTreeView.
13112 * @reorderable: %TRUE, if the tree can be reordered.
13114 * This function is a convenience function to allow you to reorder
13115 * models that support the #GtkTreeDragSourceIface and the
13116 * #GtkTreeDragDestIface. Both #GtkTreeStore and #GtkListStore support
13117 * these. If @reorderable is %TRUE, then the user can reorder the
13118 * model by dragging and dropping rows. The developer can listen to
13119 * these changes by connecting to the model's row_inserted and
13120 * row_deleted signals. The reordering is implemented by setting up
13121 * the tree view as a drag source and destination. Therefore, drag and
13122 * drop can not be used in a reorderable view for any other purpose.
13124 * This function does not give you any degree of control over the order -- any
13125 * reordering is allowed. If more control is needed, you should probably
13126 * handle drag and drop manually.
13129 gtk_tree_view_set_reorderable (GtkTreeView *tree_view,
13130 gboolean reorderable)
13132 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13134 reorderable = reorderable != FALSE;
13136 if (tree_view->priv->reorderable == reorderable)
13141 const GtkTargetEntry row_targets[] = {
13142 { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_WIDGET, 0 }
13145 gtk_tree_view_enable_model_drag_source (tree_view,
13148 G_N_ELEMENTS (row_targets),
13150 gtk_tree_view_enable_model_drag_dest (tree_view,
13152 G_N_ELEMENTS (row_targets),
13157 gtk_tree_view_unset_rows_drag_source (tree_view);
13158 gtk_tree_view_unset_rows_drag_dest (tree_view);
13161 tree_view->priv->reorderable = reorderable;
13163 g_object_notify (G_OBJECT (tree_view), "reorderable");
13167 gtk_tree_view_real_set_cursor (GtkTreeView *tree_view,
13169 SetCursorFlags flags)
13171 if (!(flags & CURSOR_INVALID) && tree_view->priv->cursor_node)
13173 _gtk_tree_view_accessible_remove_state (tree_view,
13174 tree_view->priv->cursor_tree,
13175 tree_view->priv->cursor_node,
13176 GTK_CELL_RENDERER_FOCUSED);
13177 _gtk_tree_view_queue_draw_node (tree_view,
13178 tree_view->priv->cursor_tree,
13179 tree_view->priv->cursor_node,
13183 /* One cannot set the cursor on a separator. Also, if
13184 * _gtk_tree_view_find_node returns TRUE, it ran out of tree
13185 * before finding the tree and node belonging to path. The
13186 * path maps to a non-existing path and we will silently bail out.
13187 * We unset tree and node to avoid further processing.
13189 if (path == NULL ||
13190 row_is_separator (tree_view, NULL, path)
13191 || _gtk_tree_view_find_node (tree_view,
13193 &tree_view->priv->cursor_tree,
13194 &tree_view->priv->cursor_node))
13196 tree_view->priv->cursor_tree = NULL;
13197 tree_view->priv->cursor_node = NULL;
13200 if (tree_view->priv->cursor_node != NULL)
13202 GtkRBTree *new_tree = NULL;
13203 GtkRBNode *new_node = NULL;
13205 if ((flags & CLEAR_AND_SELECT) && !tree_view->priv->modify_selection_pressed)
13207 GtkTreeSelectMode mode = 0;
13209 if (tree_view->priv->extend_selection_pressed)
13210 mode |= GTK_TREE_SELECT_MODE_EXTEND;
13212 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
13213 tree_view->priv->cursor_node,
13214 tree_view->priv->cursor_tree,
13220 /* We have to re-find tree and node here again, somebody might have
13221 * cleared the node or the whole tree in the GtkTreeSelection::changed
13222 * callback. If the nodes differ we bail out here.
13224 _gtk_tree_view_find_node (tree_view, path, &new_tree, &new_node);
13226 if (tree_view->priv->cursor_node != new_node)
13229 if (flags & CLAMP_NODE)
13231 gtk_tree_view_clamp_node_visible (tree_view,
13232 tree_view->priv->cursor_tree,
13233 tree_view->priv->cursor_node);
13234 _gtk_tree_view_queue_draw_node (tree_view,
13235 tree_view->priv->cursor_tree,
13236 tree_view->priv->cursor_node,
13240 _gtk_tree_view_accessible_add_state (tree_view,
13241 tree_view->priv->cursor_tree,
13242 tree_view->priv->cursor_node,
13243 GTK_CELL_RENDERER_FOCUSED);
13246 g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0);
13250 * gtk_tree_view_get_cursor:
13251 * @tree_view: A #GtkTreeView
13252 * @path: (out) (transfer full) (allow-none): A pointer to be filled with the current cursor path, or %NULL
13253 * @focus_column: (out) (transfer none) (allow-none): A pointer to be filled with the current focus column, or %NULL
13255 * Fills in @path and @focus_column with the current path and focus column. If
13256 * the cursor isn't currently set, then *@path will be %NULL. If no column
13257 * currently has focus, then *@focus_column will be %NULL.
13259 * The returned #GtkTreePath must be freed with gtk_tree_path_free() when
13260 * you are done with it.
13263 gtk_tree_view_get_cursor (GtkTreeView *tree_view,
13264 GtkTreePath **path,
13265 GtkTreeViewColumn **focus_column)
13267 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13271 if (tree_view->priv->cursor_node)
13272 *path = _gtk_tree_path_new_from_rbtree (tree_view->priv->cursor_tree,
13273 tree_view->priv->cursor_node);
13280 *focus_column = tree_view->priv->focus_column;
13285 * gtk_tree_view_set_cursor:
13286 * @tree_view: A #GtkTreeView
13287 * @path: A #GtkTreePath
13288 * @focus_column: (allow-none): A #GtkTreeViewColumn, or %NULL
13289 * @start_editing: %TRUE if the specified cell should start being edited.
13291 * Sets the current keyboard focus to be at @path, and selects it. This is
13292 * useful when you want to focus the user's attention on a particular row. If
13293 * @focus_column is not %NULL, then focus is given to the column specified by
13294 * it. Additionally, if @focus_column is specified, and @start_editing is
13295 * %TRUE, then editing should be started in the specified cell.
13296 * This function is often followed by @gtk_widget_grab_focus (@tree_view)
13297 * in order to give keyboard focus to the widget. Please note that editing
13298 * can only happen when the widget is realized.
13300 * If @path is invalid for @model, the current cursor (if any) will be unset
13301 * and the function will return without failing.
13304 gtk_tree_view_set_cursor (GtkTreeView *tree_view,
13306 GtkTreeViewColumn *focus_column,
13307 gboolean start_editing)
13309 gtk_tree_view_set_cursor_on_cell (tree_view, path, focus_column,
13310 NULL, start_editing);
13314 * gtk_tree_view_set_cursor_on_cell:
13315 * @tree_view: A #GtkTreeView
13316 * @path: A #GtkTreePath
13317 * @focus_column: (allow-none): A #GtkTreeViewColumn, or %NULL
13318 * @focus_cell: (allow-none): A #GtkCellRenderer, or %NULL
13319 * @start_editing: %TRUE if the specified cell should start being edited.
13321 * Sets the current keyboard focus to be at @path, and selects it. This is
13322 * useful when you want to focus the user's attention on a particular row. If
13323 * @focus_column is not %NULL, then focus is given to the column specified by
13324 * it. If @focus_column and @focus_cell are not %NULL, and @focus_column
13325 * contains 2 or more editable or activatable cells, then focus is given to
13326 * the cell specified by @focus_cell. Additionally, if @focus_column is
13327 * specified, and @start_editing is %TRUE, then editing should be started in
13328 * the specified cell. This function is often followed by
13329 * @gtk_widget_grab_focus (@tree_view) in order to give keyboard focus to the
13330 * widget. Please note that editing can only happen when the widget is
13333 * If @path is invalid for @model, the current cursor (if any) will be unset
13334 * and the function will return without failing.
13339 gtk_tree_view_set_cursor_on_cell (GtkTreeView *tree_view,
13341 GtkTreeViewColumn *focus_column,
13342 GtkCellRenderer *focus_cell,
13343 gboolean start_editing)
13345 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13346 g_return_if_fail (path != NULL);
13347 g_return_if_fail (focus_column == NULL || GTK_IS_TREE_VIEW_COLUMN (focus_column));
13349 if (!tree_view->priv->model)
13354 g_return_if_fail (focus_column);
13355 g_return_if_fail (GTK_IS_CELL_RENDERER (focus_cell));
13358 /* cancel the current editing, if it exists */
13359 if (tree_view->priv->edited_column &&
13360 gtk_cell_area_get_edit_widget
13361 (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->edited_column))))
13362 gtk_tree_view_stop_editing (tree_view, TRUE);
13364 gtk_tree_view_real_set_cursor (tree_view, path, CLEAR_AND_SELECT | CLAMP_NODE);
13366 if (focus_column &&
13367 gtk_tree_view_column_get_visible (focus_column))
13370 gboolean column_in_tree = FALSE;
13372 for (list = tree_view->priv->columns; list; list = list->next)
13373 if (list->data == focus_column)
13375 column_in_tree = TRUE;
13378 g_return_if_fail (column_in_tree);
13379 _gtk_tree_view_set_focus_column (tree_view, focus_column);
13381 gtk_tree_view_column_focus_cell (focus_column, focus_cell);
13383 gtk_tree_view_start_editing (tree_view, path, TRUE);
13388 * gtk_tree_view_get_bin_window:
13389 * @tree_view: A #GtkTreeView
13391 * Returns the window that @tree_view renders to.
13392 * This is used primarily to compare to <literal>event->window</literal>
13393 * to confirm that the event on @tree_view is on the right window.
13395 * Return value: (transfer none): A #GdkWindow, or %NULL when @tree_view
13396 * hasn't been realized yet
13399 gtk_tree_view_get_bin_window (GtkTreeView *tree_view)
13401 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
13403 return tree_view->priv->bin_window;
13407 * gtk_tree_view_get_path_at_pos:
13408 * @tree_view: A #GtkTreeView.
13409 * @x: The x position to be identified (relative to bin_window).
13410 * @y: The y position to be identified (relative to bin_window).
13411 * @path: (out) (allow-none): A pointer to a #GtkTreePath pointer to be filled in, or %NULL
13412 * @column: (out) (transfer none) (allow-none): A pointer to a #GtkTreeViewColumn pointer to be filled in, or %NULL
13413 * @cell_x: (out) (allow-none): A pointer where the X coordinate relative to the cell can be placed, or %NULL
13414 * @cell_y: (out) (allow-none): A pointer where the Y coordinate relative to the cell can be placed, or %NULL
13416 * Finds the path at the point (@x, @y), relative to bin_window coordinates
13417 * (please see gtk_tree_view_get_bin_window()).
13418 * That is, @x and @y are relative to an events coordinates. @x and @y must
13419 * come from an event on the @tree_view only where <literal>event->window ==
13420 * gtk_tree_view_get_bin_window (<!-- -->)</literal>. It is primarily for
13421 * things like popup menus. If @path is non-%NULL, then it will be filled
13422 * with the #GtkTreePath at that point. This path should be freed with
13423 * gtk_tree_path_free(). If @column is non-%NULL, then it will be filled
13424 * with the column at that point. @cell_x and @cell_y return the coordinates
13425 * relative to the cell background (i.e. the @background_area passed to
13426 * gtk_cell_renderer_render()). This function is only meaningful if
13427 * @tree_view is realized. Therefore this function will always return %FALSE
13428 * if @tree_view is not realized or does not have a model.
13430 * For converting widget coordinates (eg. the ones you get from
13431 * GtkWidget::query-tooltip), please see
13432 * gtk_tree_view_convert_widget_to_bin_window_coords().
13434 * Return value: %TRUE if a row exists at that coordinate.
13437 gtk_tree_view_get_path_at_pos (GtkTreeView *tree_view,
13440 GtkTreePath **path,
13441 GtkTreeViewColumn **column,
13449 g_return_val_if_fail (tree_view != NULL, FALSE);
13456 if (tree_view->priv->bin_window == NULL)
13459 if (tree_view->priv->tree == NULL)
13462 if (x > gtk_adjustment_get_upper (tree_view->priv->hadjustment))
13465 if (x < 0 || y < 0)
13468 if (column || cell_x)
13470 GtkTreeViewColumn *tmp_column;
13471 GtkTreeViewColumn *last_column = NULL;
13473 gint remaining_x = x;
13474 gboolean found = FALSE;
13478 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
13479 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
13481 list = (rtl ? list->prev : list->next))
13483 tmp_column = list->data;
13485 if (gtk_tree_view_column_get_visible (tmp_column) == FALSE)
13488 last_column = tmp_column;
13489 width = gtk_tree_view_column_get_width (tmp_column);
13490 if (remaining_x <= width)
13495 *column = tmp_column;
13498 *cell_x = remaining_x;
13502 remaining_x -= width;
13505 /* If found is FALSE and there is a last_column, then it the remainder
13506 * space is in that area
13513 *column = last_column;
13516 *cell_x = gtk_tree_view_column_get_width (last_column) + remaining_x;
13525 y_offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
13526 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, y),
13533 *cell_y = y_offset;
13536 *path = _gtk_tree_path_new_from_rbtree (tree, node);
13543 gtk_tree_view_get_cell_area_height (GtkTreeView *tree_view,
13545 gint vertical_separator)
13547 int expander_size = gtk_tree_view_get_expander_size (tree_view);
13550 /* The "cell" areas are the cell_area passed in to gtk_cell_renderer_render(),
13551 * i.e. just the cells, no spacing.
13553 * The cell area height is at least expander_size - vertical_separator.
13554 * For regular nodes, the height is then at least expander_size. We should
13555 * be able to enforce the expander_size minimum here, because this
13556 * function will not be called for irregular (e.g. separator) rows.
13558 height = gtk_tree_view_get_row_height (tree_view, node);
13559 if (height < expander_size)
13560 height = expander_size;
13562 return height - vertical_separator;
13566 gtk_tree_view_get_cell_area_y_offset (GtkTreeView *tree_view,
13569 gint vertical_separator)
13573 offset = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
13574 offset += vertical_separator / 2;
13580 * gtk_tree_view_get_cell_area:
13581 * @tree_view: a #GtkTreeView
13582 * @path: (allow-none): a #GtkTreePath for the row, or %NULL to get only horizontal coordinates
13583 * @column: (allow-none): a #GtkTreeViewColumn for the column, or %NULL to get only vertical coordinates
13584 * @rect: (out): rectangle to fill with cell rect
13586 * Fills the bounding rectangle in bin_window coordinates for the cell at the
13587 * row specified by @path and the column specified by @column. If @path is
13588 * %NULL, or points to a path not currently displayed, the @y and @height fields
13589 * of the rectangle will be filled with 0. If @column is %NULL, the @x and @width
13590 * fields will be filled with 0. The sum of all cell rects does not cover the
13591 * entire tree; there are extra pixels in between rows, for example. The
13592 * returned rectangle is equivalent to the @cell_area passed to
13593 * gtk_cell_renderer_render(). This function is only valid if @tree_view is
13597 gtk_tree_view_get_cell_area (GtkTreeView *tree_view,
13599 GtkTreeViewColumn *column,
13600 GdkRectangle *rect)
13602 GtkRBTree *tree = NULL;
13603 GtkRBNode *node = NULL;
13604 gint vertical_separator;
13605 gint horizontal_separator;
13607 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13608 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
13609 g_return_if_fail (rect != NULL);
13610 g_return_if_fail (!column || gtk_tree_view_column_get_tree_view (column) == (GtkWidget *) tree_view);
13611 g_return_if_fail (gtk_widget_get_realized (GTK_WIDGET (tree_view)));
13613 gtk_widget_style_get (GTK_WIDGET (tree_view),
13614 "vertical-separator", &vertical_separator,
13615 "horizontal-separator", &horizontal_separator,
13625 rect->x = gtk_tree_view_column_get_x_offset (column) + horizontal_separator/2;
13626 rect->width = gtk_tree_view_column_get_width (column) - horizontal_separator;
13631 gboolean ret = _gtk_tree_view_find_node (tree_view, path, &tree, &node);
13633 /* Get vertical coords */
13634 if ((!ret && tree == NULL) || ret)
13637 if (row_is_separator (tree_view, NULL, path))
13639 /* There isn't really a "cell area" for separator, so we
13640 * return the y, height values for background area instead.
13642 rect->y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
13643 rect->height = gtk_tree_view_get_row_height (tree_view, node);
13647 rect->y = gtk_tree_view_get_cell_area_y_offset (tree_view, tree, node,
13648 vertical_separator);
13649 rect->height = gtk_tree_view_get_cell_area_height (tree_view, node,
13650 vertical_separator);
13654 gtk_tree_view_is_expander_column (tree_view, column))
13656 gint depth = gtk_tree_path_get_depth (path);
13659 rtl = gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL;
13662 rect->x += (depth - 1) * tree_view->priv->level_indentation;
13663 rect->width -= (depth - 1) * tree_view->priv->level_indentation;
13665 if (gtk_tree_view_draw_expanders (tree_view))
13667 int expander_size = gtk_tree_view_get_expander_size (tree_view);
13669 rect->x += depth * expander_size;
13670 rect->width -= depth * expander_size;
13673 rect->width = MAX (rect->width, 0);
13679 gtk_tree_view_get_row_height (GtkTreeView *tree_view,
13682 int expander_size = gtk_tree_view_get_expander_size (tree_view);
13685 /* The "background" areas of all rows/cells add up to cover the entire tree.
13686 * The background includes all inter-row and inter-cell spacing.
13688 * If the row pointed at by node does not have a height set, we default
13689 * to expander_size, which is the minimum height for regular nodes.
13690 * Non-regular nodes (e.g. separators) can have a height set smaller
13691 * than expander_size and should not be overruled here.
13693 height = GTK_RBNODE_GET_HEIGHT (node);
13695 height = expander_size;
13701 gtk_tree_view_get_row_y_offset (GtkTreeView *tree_view,
13707 offset = _gtk_rbtree_node_find_offset (tree, node);
13709 return RBTREE_Y_TO_TREE_WINDOW_Y (tree_view, offset);
13713 * gtk_tree_view_get_background_area:
13714 * @tree_view: a #GtkTreeView
13715 * @path: (allow-none): a #GtkTreePath for the row, or %NULL to get only horizontal coordinates
13716 * @column: (allow-none): a #GtkTreeViewColumn for the column, or %NULL to get only vertical coordiantes
13717 * @rect: (out): rectangle to fill with cell background rect
13719 * Fills the bounding rectangle in bin_window coordinates for the cell at the
13720 * row specified by @path and the column specified by @column. If @path is
13721 * %NULL, or points to a node not found in the tree, the @y and @height fields of
13722 * the rectangle will be filled with 0. If @column is %NULL, the @x and @width
13723 * fields will be filled with 0. The returned rectangle is equivalent to the
13724 * @background_area passed to gtk_cell_renderer_render(). These background
13725 * areas tile to cover the entire bin window. Contrast with the @cell_area,
13726 * returned by gtk_tree_view_get_cell_area(), which returns only the cell
13727 * itself, excluding surrounding borders and the tree expander area.
13731 gtk_tree_view_get_background_area (GtkTreeView *tree_view,
13733 GtkTreeViewColumn *column,
13734 GdkRectangle *rect)
13736 GtkRBTree *tree = NULL;
13737 GtkRBNode *node = NULL;
13739 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13740 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
13741 g_return_if_fail (rect != NULL);
13750 /* Get vertical coords */
13752 if (!_gtk_tree_view_find_node (tree_view, path, &tree, &node) &&
13756 rect->y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
13757 rect->height = gtk_tree_view_get_row_height (tree_view, node);
13764 gtk_tree_view_get_background_xrange (tree_view, tree, column, &rect->x, &x2);
13765 rect->width = x2 - rect->x;
13770 * gtk_tree_view_get_visible_rect:
13771 * @tree_view: a #GtkTreeView
13772 * @visible_rect: (out): rectangle to fill
13774 * Fills @visible_rect with the currently-visible region of the
13775 * buffer, in tree coordinates. Convert to bin_window coordinates with
13776 * gtk_tree_view_convert_tree_to_bin_window_coords().
13777 * Tree coordinates start at 0,0 for row 0 of the tree, and cover the entire
13778 * scrollable area of the tree.
13781 gtk_tree_view_get_visible_rect (GtkTreeView *tree_view,
13782 GdkRectangle *visible_rect)
13784 GtkAllocation allocation;
13787 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13789 widget = GTK_WIDGET (tree_view);
13793 gtk_widget_get_allocation (widget, &allocation);
13794 visible_rect->x = gtk_adjustment_get_value (tree_view->priv->hadjustment);
13795 visible_rect->y = gtk_adjustment_get_value (tree_view->priv->vadjustment);
13796 visible_rect->width = allocation.width;
13797 visible_rect->height = allocation.height - gtk_tree_view_get_effective_header_height (tree_view);
13802 * gtk_tree_view_convert_widget_to_tree_coords:
13803 * @tree_view: a #GtkTreeView
13804 * @wx: X coordinate relative to the widget
13805 * @wy: Y coordinate relative to the widget
13806 * @tx: (out): return location for tree X coordinate
13807 * @ty: (out): return location for tree Y coordinate
13809 * Converts widget coordinates to coordinates for the
13810 * tree (the full scrollable area of the tree).
13815 gtk_tree_view_convert_widget_to_tree_coords (GtkTreeView *tree_view,
13823 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13825 gtk_tree_view_convert_widget_to_bin_window_coords (tree_view,
13828 gtk_tree_view_convert_bin_window_to_tree_coords (tree_view,
13834 * gtk_tree_view_convert_tree_to_widget_coords:
13835 * @tree_view: a #GtkTreeView
13836 * @tx: X coordinate relative to the tree
13837 * @ty: Y coordinate relative to the tree
13838 * @wx: (out): return location for widget X coordinate
13839 * @wy: (out): return location for widget Y coordinate
13841 * Converts tree coordinates (coordinates in full scrollable area of the tree)
13842 * to widget coordinates.
13847 gtk_tree_view_convert_tree_to_widget_coords (GtkTreeView *tree_view,
13855 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13857 gtk_tree_view_convert_tree_to_bin_window_coords (tree_view,
13860 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
13866 * gtk_tree_view_convert_widget_to_bin_window_coords:
13867 * @tree_view: a #GtkTreeView
13868 * @wx: X coordinate relative to the widget
13869 * @wy: Y coordinate relative to the widget
13870 * @bx: (out): return location for bin_window X coordinate
13871 * @by: (out): return location for bin_window Y coordinate
13873 * Converts widget coordinates to coordinates for the bin_window
13874 * (see gtk_tree_view_get_bin_window()).
13879 gtk_tree_view_convert_widget_to_bin_window_coords (GtkTreeView *tree_view,
13885 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13888 *bx = wx + gtk_adjustment_get_value (tree_view->priv->hadjustment);
13890 *by = wy - gtk_tree_view_get_effective_header_height (tree_view);
13894 * gtk_tree_view_convert_bin_window_to_widget_coords:
13895 * @tree_view: a #GtkTreeView
13896 * @bx: bin_window X coordinate
13897 * @by: bin_window Y coordinate
13898 * @wx: (out): return location for widget X coordinate
13899 * @wy: (out): return location for widget Y coordinate
13901 * Converts bin_window coordinates (see gtk_tree_view_get_bin_window())
13902 * to widget relative coordinates.
13907 gtk_tree_view_convert_bin_window_to_widget_coords (GtkTreeView *tree_view,
13913 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13916 *wx = bx - gtk_adjustment_get_value (tree_view->priv->hadjustment);
13918 *wy = by + gtk_tree_view_get_effective_header_height (tree_view);
13922 * gtk_tree_view_convert_tree_to_bin_window_coords:
13923 * @tree_view: a #GtkTreeView
13924 * @tx: tree X coordinate
13925 * @ty: tree Y coordinate
13926 * @bx: (out): return location for X coordinate relative to bin_window
13927 * @by: (out): return location for Y coordinate relative to bin_window
13929 * Converts tree coordinates (coordinates in full scrollable area of the tree)
13930 * to bin_window coordinates.
13935 gtk_tree_view_convert_tree_to_bin_window_coords (GtkTreeView *tree_view,
13941 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13946 *by = ty - tree_view->priv->dy;
13950 * gtk_tree_view_convert_bin_window_to_tree_coords:
13951 * @tree_view: a #GtkTreeView
13952 * @bx: X coordinate relative to bin_window
13953 * @by: Y coordinate relative to bin_window
13954 * @tx: (out): return location for tree X coordinate
13955 * @ty: (out): return location for tree Y coordinate
13957 * Converts bin_window coordinates to coordinates for the
13958 * tree (the full scrollable area of the tree).
13963 gtk_tree_view_convert_bin_window_to_tree_coords (GtkTreeView *tree_view,
13969 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13974 *ty = by + tree_view->priv->dy;
13980 * gtk_tree_view_get_visible_range:
13981 * @tree_view: A #GtkTreeView
13982 * @start_path: (out) (allow-none): Return location for start of region,
13984 * @end_path: (out) (allow-none): Return location for end of region, or %NULL.
13986 * Sets @start_path and @end_path to be the first and last visible path.
13987 * Note that there may be invisible paths in between.
13989 * The paths should be freed with gtk_tree_path_free() after use.
13991 * Returns: %TRUE, if valid paths were placed in @start_path and @end_path.
13996 gtk_tree_view_get_visible_range (GtkTreeView *tree_view,
13997 GtkTreePath **start_path,
13998 GtkTreePath **end_path)
14004 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
14006 if (!tree_view->priv->tree)
14013 _gtk_rbtree_find_offset (tree_view->priv->tree,
14014 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, 0),
14017 *start_path = _gtk_tree_path_new_from_rbtree (tree, node);
14026 if (tree_view->priv->height < gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
14027 y = tree_view->priv->height - 1;
14029 y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, gtk_adjustment_get_page_size (tree_view->priv->vadjustment)) - 1;
14031 _gtk_rbtree_find_offset (tree_view->priv->tree, y, &tree, &node);
14033 *end_path = _gtk_tree_path_new_from_rbtree (tree, node);
14042 * gtk_tree_view_is_blank_at_pos:
14043 * @tree_view: A #GtkTreeView
14044 * @x: The x position to be identified (relative to bin_window)
14045 * @y: The y position to be identified (relative to bin_window)
14046 * @path: (out) (allow-none): A pointer to a #GtkTreePath pointer to be filled in, or %NULL
14047 * @column: (out) (allow-none): A pointer to a #GtkTreeViewColumn pointer to be filled in, or %NULL
14048 * @cell_x: (out) (allow-none): A pointer where the X coordinate relative to the cell can be placed, or %NULL
14049 * @cell_y: (out) (allow-none): A pointer where the Y coordinate relative to the cell can be placed, or %NULL
14051 * Determine whether the point (@x, @y) in @tree_view is blank, that is no
14052 * cell content nor an expander arrow is drawn at the location. If so, the
14053 * location can be considered as the background. You might wish to take
14054 * special action on clicks on the background, such as clearing a current
14055 * selection, having a custom context menu or starting rubber banding.
14057 * The @x and @y coordinate that are provided must be relative to bin_window
14058 * coordinates. That is, @x and @y must come from an event on @tree_view
14059 * where <literal>event->window == gtk_tree_view_get_bin_window (<!-- -->)</literal>.
14061 * For converting widget coordinates (eg. the ones you get from
14062 * GtkWidget::query-tooltip), please see
14063 * gtk_tree_view_convert_widget_to_bin_window_coords().
14065 * The @path, @column, @cell_x and @cell_y arguments will be filled in
14066 * likewise as for gtk_tree_view_get_path_at_pos(). Please see
14067 * gtk_tree_view_get_path_at_pos() for more information.
14069 * Return value: %TRUE if the area at the given coordinates is blank,
14070 * %FALSE otherwise.
14075 gtk_tree_view_is_blank_at_pos (GtkTreeView *tree_view,
14078 GtkTreePath **path,
14079 GtkTreeViewColumn **column,
14086 GtkTreePath *real_path;
14087 GtkTreeViewColumn *real_column;
14088 GdkRectangle cell_area, background_area;
14090 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
14092 if (!gtk_tree_view_get_path_at_pos (tree_view, x, y,
14093 &real_path, &real_column,
14095 /* If there's no path here, it is blank */
14102 *column = real_column;
14104 gtk_tree_model_get_iter (tree_view->priv->model, &iter, real_path);
14105 _gtk_tree_view_find_node (tree_view, real_path, &tree, &node);
14107 /* Check if there's an expander arrow at (x, y) */
14108 if (real_column == tree_view->priv->expander_column
14109 && gtk_tree_view_draw_expanders (tree_view))
14111 gboolean over_arrow;
14113 over_arrow = coords_are_over_arrow (tree_view, tree, node, x, y);
14118 gtk_tree_path_free (real_path);
14123 /* Otherwise, have the column see if there's a cell at (x, y) */
14124 gtk_tree_view_column_cell_set_cell_data (real_column,
14125 tree_view->priv->model,
14127 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
14128 node->children ? TRUE : FALSE);
14130 gtk_tree_view_get_background_area (tree_view, real_path, real_column,
14132 gtk_tree_view_get_cell_area (tree_view, real_path, real_column,
14136 gtk_tree_path_free (real_path);
14138 return _gtk_tree_view_column_is_blank_at_pos (real_column,
14145 unset_reorderable (GtkTreeView *tree_view)
14147 if (tree_view->priv->reorderable)
14149 tree_view->priv->reorderable = FALSE;
14150 g_object_notify (G_OBJECT (tree_view), "reorderable");
14155 * gtk_tree_view_enable_model_drag_source:
14156 * @tree_view: a #GtkTreeView
14157 * @start_button_mask: Mask of allowed buttons to start drag
14158 * @targets: (array length=n_targets): the table of targets that the drag will support
14159 * @n_targets: the number of items in @targets
14160 * @actions: the bitmask of possible actions for a drag from this
14163 * Turns @tree_view into a drag source for automatic DND. Calling this
14164 * method sets #GtkTreeView:reorderable to %FALSE.
14167 gtk_tree_view_enable_model_drag_source (GtkTreeView *tree_view,
14168 GdkModifierType start_button_mask,
14169 const GtkTargetEntry *targets,
14171 GdkDragAction actions)
14173 TreeViewDragInfo *di;
14175 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14177 gtk_drag_source_set (GTK_WIDGET (tree_view),
14183 di = ensure_info (tree_view);
14185 di->start_button_mask = start_button_mask;
14186 di->source_actions = actions;
14187 di->source_set = TRUE;
14189 unset_reorderable (tree_view);
14193 * gtk_tree_view_enable_model_drag_dest:
14194 * @tree_view: a #GtkTreeView
14195 * @targets: (array length=n_targets): the table of targets that
14196 * the drag will support
14197 * @n_targets: the number of items in @targets
14198 * @actions: the bitmask of possible actions for a drag from this
14201 * Turns @tree_view into a drop destination for automatic DND. Calling
14202 * this method sets #GtkTreeView:reorderable to %FALSE.
14205 gtk_tree_view_enable_model_drag_dest (GtkTreeView *tree_view,
14206 const GtkTargetEntry *targets,
14208 GdkDragAction actions)
14210 TreeViewDragInfo *di;
14212 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14214 gtk_drag_dest_set (GTK_WIDGET (tree_view),
14220 di = ensure_info (tree_view);
14221 di->dest_set = TRUE;
14223 unset_reorderable (tree_view);
14227 * gtk_tree_view_unset_rows_drag_source:
14228 * @tree_view: a #GtkTreeView
14230 * Undoes the effect of
14231 * gtk_tree_view_enable_model_drag_source(). Calling this method sets
14232 * #GtkTreeView:reorderable to %FALSE.
14235 gtk_tree_view_unset_rows_drag_source (GtkTreeView *tree_view)
14237 TreeViewDragInfo *di;
14239 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14241 di = get_info (tree_view);
14245 if (di->source_set)
14247 gtk_drag_source_unset (GTK_WIDGET (tree_view));
14248 di->source_set = FALSE;
14251 if (!di->dest_set && !di->source_set)
14252 remove_info (tree_view);
14255 unset_reorderable (tree_view);
14259 * gtk_tree_view_unset_rows_drag_dest:
14260 * @tree_view: a #GtkTreeView
14262 * Undoes the effect of
14263 * gtk_tree_view_enable_model_drag_dest(). Calling this method sets
14264 * #GtkTreeView:reorderable to %FALSE.
14267 gtk_tree_view_unset_rows_drag_dest (GtkTreeView *tree_view)
14269 TreeViewDragInfo *di;
14271 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14273 di = get_info (tree_view);
14279 gtk_drag_dest_unset (GTK_WIDGET (tree_view));
14280 di->dest_set = FALSE;
14283 if (!di->dest_set && !di->source_set)
14284 remove_info (tree_view);
14287 unset_reorderable (tree_view);
14291 * gtk_tree_view_set_drag_dest_row:
14292 * @tree_view: a #GtkTreeView
14293 * @path: (allow-none): The path of the row to highlight, or %NULL
14294 * @pos: Specifies whether to drop before, after or into the row
14296 * Sets the row that is highlighted for feedback.
14297 * If @path is %NULL, an existing highlight is removed.
14300 gtk_tree_view_set_drag_dest_row (GtkTreeView *tree_view,
14302 GtkTreeViewDropPosition pos)
14304 GtkTreePath *current_dest;
14306 /* Note; this function is exported to allow a custom DND
14307 * implementation, so it can't touch TreeViewDragInfo
14310 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14312 current_dest = NULL;
14314 if (tree_view->priv->drag_dest_row)
14316 current_dest = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
14317 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
14320 /* special case a drop on an empty model */
14321 tree_view->priv->empty_view_drop = 0;
14323 if (pos == GTK_TREE_VIEW_DROP_BEFORE && path
14324 && gtk_tree_path_get_depth (path) == 1
14325 && gtk_tree_path_get_indices (path)[0] == 0)
14329 n_children = gtk_tree_model_iter_n_children (tree_view->priv->model,
14333 tree_view->priv->empty_view_drop = 1;
14336 tree_view->priv->drag_dest_pos = pos;
14340 tree_view->priv->drag_dest_row =
14341 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
14342 gtk_tree_view_queue_draw_path (tree_view, path, NULL);
14345 tree_view->priv->drag_dest_row = NULL;
14349 GtkRBTree *tree, *new_tree;
14350 GtkRBNode *node, *new_node;
14352 _gtk_tree_view_find_node (tree_view, current_dest, &tree, &node);
14353 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
14357 _gtk_rbtree_next_full (tree, node, &new_tree, &new_node);
14358 if (new_tree && new_node)
14359 _gtk_tree_view_queue_draw_node (tree_view, new_tree, new_node, NULL);
14361 _gtk_rbtree_prev_full (tree, node, &new_tree, &new_node);
14362 if (new_tree && new_node)
14363 _gtk_tree_view_queue_draw_node (tree_view, new_tree, new_node, NULL);
14365 gtk_tree_path_free (current_dest);
14370 * gtk_tree_view_get_drag_dest_row:
14371 * @tree_view: a #GtkTreeView
14372 * @path: (out) (allow-none): Return location for the path of the highlighted row, or %NULL.
14373 * @pos: (out) (allow-none): Return location for the drop position, or %NULL
14375 * Gets information about the row that is highlighted for feedback.
14378 gtk_tree_view_get_drag_dest_row (GtkTreeView *tree_view,
14379 GtkTreePath **path,
14380 GtkTreeViewDropPosition *pos)
14382 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14386 if (tree_view->priv->drag_dest_row)
14387 *path = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
14390 if (tree_view->priv->empty_view_drop)
14391 *path = gtk_tree_path_new_from_indices (0, -1);
14398 *pos = tree_view->priv->drag_dest_pos;
14402 * gtk_tree_view_get_dest_row_at_pos:
14403 * @tree_view: a #GtkTreeView
14404 * @drag_x: the position to determine the destination row for
14405 * @drag_y: the position to determine the destination row for
14406 * @path: (out) (allow-none): Return location for the path of the highlighted row, or %NULL.
14407 * @pos: (out) (allow-none): Return location for the drop position, or %NULL
14409 * Determines the destination row for a given position. @drag_x and
14410 * @drag_y are expected to be in widget coordinates. This function is only
14411 * meaningful if @tree_view is realized. Therefore this function will always
14412 * return %FALSE if @tree_view is not realized or does not have a model.
14414 * Return value: whether there is a row at the given position, %TRUE if this
14415 * is indeed the case.
14418 gtk_tree_view_get_dest_row_at_pos (GtkTreeView *tree_view,
14421 GtkTreePath **path,
14422 GtkTreeViewDropPosition *pos)
14426 gdouble offset_into_row;
14429 GtkTreeViewColumn *column = NULL;
14430 GtkTreePath *tmp_path = NULL;
14432 /* Note; this function is exported to allow a custom DND
14433 * implementation, so it can't touch TreeViewDragInfo
14436 g_return_val_if_fail (tree_view != NULL, FALSE);
14437 g_return_val_if_fail (drag_x >= 0, FALSE);
14438 g_return_val_if_fail (drag_y >= 0, FALSE);
14443 if (tree_view->priv->bin_window == NULL)
14446 if (tree_view->priv->tree == NULL)
14449 /* If in the top third of a row, we drop before that row; if
14450 * in the bottom third, drop after that row; if in the middle,
14451 * and the row has children, drop into the row.
14453 gtk_tree_view_convert_widget_to_bin_window_coords (tree_view, drag_x, drag_y,
14456 if (!gtk_tree_view_get_path_at_pos (tree_view,
14465 gtk_tree_view_get_background_area (tree_view, tmp_path, column,
14468 offset_into_row = cell_y;
14473 gtk_tree_path_free (tmp_path);
14477 third = cell.height / 3.0;
14481 if (offset_into_row < third)
14483 *pos = GTK_TREE_VIEW_DROP_BEFORE;
14485 else if (offset_into_row < (cell.height / 2.0))
14487 *pos = GTK_TREE_VIEW_DROP_INTO_OR_BEFORE;
14489 else if (offset_into_row < third * 2.0)
14491 *pos = GTK_TREE_VIEW_DROP_INTO_OR_AFTER;
14495 *pos = GTK_TREE_VIEW_DROP_AFTER;
14504 /* KEEP IN SYNC WITH GTK_TREE_VIEW_BIN_EXPOSE */
14506 * gtk_tree_view_create_row_drag_icon:
14507 * @tree_view: a #GtkTreeView
14508 * @path: a #GtkTreePath in @tree_view
14510 * Creates a #cairo_surface_t representation of the row at @path.
14511 * This image is used for a drag icon.
14513 * Return value: (transfer full): a newly-allocated surface of the drag icon.
14516 gtk_tree_view_create_row_drag_icon (GtkTreeView *tree_view,
14522 GtkStyleContext *context;
14525 GdkRectangle background_area;
14528 /* start drawing inside the black outline */
14530 cairo_surface_t *surface;
14531 gint bin_window_width;
14532 gboolean is_separator = FALSE;
14533 gboolean rtl, allow_rules;
14536 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14537 g_return_val_if_fail (path != NULL, NULL);
14539 widget = GTK_WIDGET (tree_view);
14541 if (!gtk_widget_get_realized (widget))
14544 depth = gtk_tree_path_get_depth (path);
14546 _gtk_tree_view_find_node (tree_view,
14554 if (!gtk_tree_model_get_iter (tree_view->priv->model,
14559 context = gtk_widget_get_style_context (widget);
14561 gtk_style_context_save (context);
14563 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
14564 gtk_style_context_add_region (context, GTK_STYLE_REGION_COLUMN, 0);
14566 gtk_widget_style_get (widget,
14567 "allow-rules", &allow_rules,
14570 if (allow_rules && tree_view->priv->has_rules)
14572 GtkRegionFlags row_flags;
14574 if ((_gtk_rbtree_node_get_index (tree, node) % 2))
14575 row_flags = GTK_REGION_ODD;
14577 row_flags = GTK_REGION_EVEN;
14579 gtk_style_context_add_region (context, GTK_STYLE_REGION_ROW, row_flags);
14582 is_separator = row_is_separator (tree_view, &iter, NULL);
14586 background_area.y = y;
14587 background_area.height = gtk_tree_view_get_row_height (tree_view, node);
14589 bin_window_width = gdk_window_get_width (tree_view->priv->bin_window);
14591 surface = gdk_window_create_similar_surface (tree_view->priv->bin_window,
14592 CAIRO_CONTENT_COLOR,
14593 bin_window_width + 2,
14594 background_area.height + 2);
14596 cr = cairo_create (surface);
14598 gtk_render_background (context, cr, 0, 0,
14599 bin_window_width + 2,
14600 background_area.height + 2);
14602 rtl = gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL;
14604 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
14606 list = (rtl ? list->prev : list->next))
14608 GtkTreeViewColumn *column = list->data;
14609 GdkRectangle cell_area;
14610 gint vertical_separator;
14612 if (!gtk_tree_view_column_get_visible (column))
14615 gtk_tree_view_column_cell_set_cell_data (column, tree_view->priv->model, &iter,
14616 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
14617 node->children?TRUE:FALSE);
14619 background_area.x = cell_offset;
14620 background_area.width = gtk_tree_view_column_get_width (column);
14622 gtk_widget_style_get (widget,
14623 "vertical-separator", &vertical_separator,
14626 cell_area = background_area;
14628 cell_area.y += vertical_separator / 2;
14629 cell_area.height -= vertical_separator;
14631 if (gtk_tree_view_is_expander_column (tree_view, column))
14634 cell_area.x += (depth - 1) * tree_view->priv->level_indentation;
14635 cell_area.width -= (depth - 1) * tree_view->priv->level_indentation;
14637 if (gtk_tree_view_draw_expanders (tree_view))
14639 int expander_size = gtk_tree_view_get_expander_size (tree_view);
14641 cell_area.x += depth * expander_size;
14642 cell_area.width -= depth * expander_size;
14646 if (gtk_tree_view_column_cell_is_visible (column))
14650 gtk_style_context_save (context);
14651 gtk_style_context_add_class (context, GTK_STYLE_CLASS_SEPARATOR);
14653 gtk_render_line (context, cr,
14655 cell_area.y + cell_area.height / 2,
14656 cell_area.x + cell_area.width,
14657 cell_area.y + cell_area.height / 2);
14659 gtk_style_context_restore (context);
14663 _gtk_tree_view_column_cell_render (column,
14670 cell_offset += gtk_tree_view_column_get_width (column);
14673 cairo_set_source_rgb (cr, 0, 0, 0);
14674 cairo_rectangle (cr,
14676 bin_window_width + 1,
14677 background_area.height + 1);
14678 cairo_set_line_width (cr, 1.0);
14681 cairo_destroy (cr);
14683 cairo_surface_set_device_offset (surface, 2, 2);
14685 gtk_style_context_restore (context);
14692 * gtk_tree_view_set_destroy_count_func:
14693 * @tree_view: A #GtkTreeView
14694 * @func: (allow-none): Function to be called when a view row is destroyed, or %NULL
14695 * @data: (allow-none): User data to be passed to @func, or %NULL
14696 * @destroy: (allow-none): Destroy notifier for @data, or %NULL
14698 * This function should almost never be used. It is meant for private use by
14699 * ATK for determining the number of visible children that are removed when the
14700 * user collapses a row, or a row is deleted.
14702 * Deprecated: 3.4: Accessibility does not need the function anymore.
14705 gtk_tree_view_set_destroy_count_func (GtkTreeView *tree_view,
14706 GtkTreeDestroyCountFunc func,
14708 GDestroyNotify destroy)
14710 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14712 if (tree_view->priv->destroy_count_destroy)
14713 tree_view->priv->destroy_count_destroy (tree_view->priv->destroy_count_data);
14715 tree_view->priv->destroy_count_func = func;
14716 tree_view->priv->destroy_count_data = data;
14717 tree_view->priv->destroy_count_destroy = destroy;
14722 * Interactive search
14726 * gtk_tree_view_set_enable_search:
14727 * @tree_view: A #GtkTreeView
14728 * @enable_search: %TRUE, if the user can search interactively
14730 * If @enable_search is set, then the user can type in text to search through
14731 * the tree interactively (this is sometimes called "typeahead find").
14733 * Note that even if this is %FALSE, the user can still initiate a search
14734 * using the "start-interactive-search" key binding.
14737 gtk_tree_view_set_enable_search (GtkTreeView *tree_view,
14738 gboolean enable_search)
14740 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14742 enable_search = !!enable_search;
14744 if (tree_view->priv->enable_search != enable_search)
14746 tree_view->priv->enable_search = enable_search;
14747 g_object_notify (G_OBJECT (tree_view), "enable-search");
14752 * gtk_tree_view_get_enable_search:
14753 * @tree_view: A #GtkTreeView
14755 * Returns whether or not the tree allows to start interactive searching
14756 * by typing in text.
14758 * Return value: whether or not to let the user search interactively
14761 gtk_tree_view_get_enable_search (GtkTreeView *tree_view)
14763 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
14765 return tree_view->priv->enable_search;
14770 * gtk_tree_view_get_search_column:
14771 * @tree_view: A #GtkTreeView
14773 * Gets the column searched on by the interactive search code.
14775 * Return value: the column the interactive search code searches in.
14778 gtk_tree_view_get_search_column (GtkTreeView *tree_view)
14780 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
14782 return (tree_view->priv->search_column);
14786 * gtk_tree_view_set_search_column:
14787 * @tree_view: A #GtkTreeView
14788 * @column: the column of the model to search in, or -1 to disable searching
14790 * Sets @column as the column where the interactive search code should
14791 * search in for the current model.
14793 * If the search column is set, users can use the "start-interactive-search"
14794 * key binding to bring up search popup. The enable-search property controls
14795 * whether simply typing text will also start an interactive search.
14797 * Note that @column refers to a column of the current model. The search
14798 * column is reset to -1 when the model is changed.
14801 gtk_tree_view_set_search_column (GtkTreeView *tree_view,
14804 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14805 g_return_if_fail (column >= -1);
14807 if (tree_view->priv->search_column == column)
14810 tree_view->priv->search_column = column;
14811 g_object_notify (G_OBJECT (tree_view), "search-column");
14815 * gtk_tree_view_get_search_equal_func: (skip)
14816 * @tree_view: A #GtkTreeView
14818 * Returns the compare function currently in use.
14820 * Return value: the currently used compare function for the search code.
14823 GtkTreeViewSearchEqualFunc
14824 gtk_tree_view_get_search_equal_func (GtkTreeView *tree_view)
14826 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14828 return tree_view->priv->search_equal_func;
14832 * gtk_tree_view_set_search_equal_func:
14833 * @tree_view: A #GtkTreeView
14834 * @search_equal_func: the compare function to use during the search
14835 * @search_user_data: (allow-none): user data to pass to @search_equal_func, or %NULL
14836 * @search_destroy: (allow-none): Destroy notifier for @search_user_data, or %NULL
14838 * Sets the compare function for the interactive search capabilities; note
14839 * that somewhat like strcmp() returning 0 for equality
14840 * #GtkTreeViewSearchEqualFunc returns %FALSE on matches.
14843 gtk_tree_view_set_search_equal_func (GtkTreeView *tree_view,
14844 GtkTreeViewSearchEqualFunc search_equal_func,
14845 gpointer search_user_data,
14846 GDestroyNotify search_destroy)
14848 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14849 g_return_if_fail (search_equal_func != NULL);
14851 if (tree_view->priv->search_destroy)
14852 tree_view->priv->search_destroy (tree_view->priv->search_user_data);
14854 tree_view->priv->search_equal_func = search_equal_func;
14855 tree_view->priv->search_user_data = search_user_data;
14856 tree_view->priv->search_destroy = search_destroy;
14857 if (tree_view->priv->search_equal_func == NULL)
14858 tree_view->priv->search_equal_func = gtk_tree_view_search_equal_func;
14862 * gtk_tree_view_get_search_entry:
14863 * @tree_view: A #GtkTreeView
14865 * Returns the #GtkEntry which is currently in use as interactive search
14866 * entry for @tree_view. In case the built-in entry is being used, %NULL
14867 * will be returned.
14869 * Return value: (transfer none): the entry currently in use as search entry.
14874 gtk_tree_view_get_search_entry (GtkTreeView *tree_view)
14876 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14878 if (tree_view->priv->search_custom_entry_set)
14879 return GTK_ENTRY (tree_view->priv->search_entry);
14885 * gtk_tree_view_set_search_entry:
14886 * @tree_view: A #GtkTreeView
14887 * @entry: (allow-none): the entry the interactive search code of @tree_view should use or %NULL
14889 * Sets the entry which the interactive search code will use for this
14890 * @tree_view. This is useful when you want to provide a search entry
14891 * in our interface at all time at a fixed position. Passing %NULL for
14892 * @entry will make the interactive search code use the built-in popup
14898 gtk_tree_view_set_search_entry (GtkTreeView *tree_view,
14901 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14902 g_return_if_fail (entry == NULL || GTK_IS_ENTRY (entry));
14904 if (tree_view->priv->search_custom_entry_set)
14906 if (tree_view->priv->search_entry_changed_id)
14908 g_signal_handler_disconnect (tree_view->priv->search_entry,
14909 tree_view->priv->search_entry_changed_id);
14910 tree_view->priv->search_entry_changed_id = 0;
14912 g_signal_handlers_disconnect_by_func (tree_view->priv->search_entry,
14913 G_CALLBACK (gtk_tree_view_search_key_press_event),
14916 g_object_unref (tree_view->priv->search_entry);
14918 else if (tree_view->priv->search_window)
14920 gtk_widget_destroy (tree_view->priv->search_window);
14922 tree_view->priv->search_window = NULL;
14927 tree_view->priv->search_entry = g_object_ref (entry);
14928 tree_view->priv->search_custom_entry_set = TRUE;
14930 if (tree_view->priv->search_entry_changed_id == 0)
14932 tree_view->priv->search_entry_changed_id =
14933 g_signal_connect (tree_view->priv->search_entry, "changed",
14934 G_CALLBACK (gtk_tree_view_search_init),
14938 g_signal_connect (tree_view->priv->search_entry, "key-press-event",
14939 G_CALLBACK (gtk_tree_view_search_key_press_event),
14942 gtk_tree_view_search_init (tree_view->priv->search_entry, tree_view);
14946 tree_view->priv->search_entry = NULL;
14947 tree_view->priv->search_custom_entry_set = FALSE;
14952 * gtk_tree_view_set_search_position_func:
14953 * @tree_view: A #GtkTreeView
14954 * @func: (allow-none): the function to use to position the search dialog, or %NULL
14955 * to use the default search position function
14956 * @data: (allow-none): user data to pass to @func, or %NULL
14957 * @destroy: (allow-none): Destroy notifier for @data, or %NULL
14959 * Sets the function to use when positioning the search dialog.
14964 gtk_tree_view_set_search_position_func (GtkTreeView *tree_view,
14965 GtkTreeViewSearchPositionFunc func,
14966 gpointer user_data,
14967 GDestroyNotify destroy)
14969 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14971 if (tree_view->priv->search_position_destroy)
14972 tree_view->priv->search_position_destroy (tree_view->priv->search_position_user_data);
14974 tree_view->priv->search_position_func = func;
14975 tree_view->priv->search_position_user_data = user_data;
14976 tree_view->priv->search_position_destroy = destroy;
14977 if (tree_view->priv->search_position_func == NULL)
14978 tree_view->priv->search_position_func = gtk_tree_view_search_position_func;
14982 * gtk_tree_view_get_search_position_func: (skip)
14983 * @tree_view: A #GtkTreeView
14985 * Returns the positioning function currently in use.
14987 * Return value: the currently used function for positioning the search dialog.
14991 GtkTreeViewSearchPositionFunc
14992 gtk_tree_view_get_search_position_func (GtkTreeView *tree_view)
14994 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14996 return tree_view->priv->search_position_func;
15001 gtk_tree_view_search_dialog_hide (GtkWidget *search_dialog,
15002 GtkTreeView *tree_view,
15005 if (tree_view->priv->disable_popdown)
15008 if (tree_view->priv->search_entry_changed_id)
15010 g_signal_handler_disconnect (tree_view->priv->search_entry,
15011 tree_view->priv->search_entry_changed_id);
15012 tree_view->priv->search_entry_changed_id = 0;
15014 if (tree_view->priv->typeselect_flush_timeout)
15016 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15017 tree_view->priv->typeselect_flush_timeout = 0;
15020 if (gtk_widget_get_visible (search_dialog))
15022 /* send focus-in event */
15023 send_focus_change (GTK_WIDGET (tree_view->priv->search_entry), device, FALSE);
15024 gtk_widget_hide (search_dialog);
15025 gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), "");
15026 send_focus_change (GTK_WIDGET (tree_view), device, TRUE);
15031 gtk_tree_view_search_position_func (GtkTreeView *tree_view,
15032 GtkWidget *search_dialog,
15033 gpointer user_data)
15036 gint tree_x, tree_y;
15037 gint tree_width, tree_height;
15038 GdkWindow *tree_window = gtk_widget_get_window (GTK_WIDGET (tree_view));
15039 GdkScreen *screen = gdk_window_get_screen (tree_window);
15040 GtkRequisition requisition;
15042 GdkRectangle monitor;
15044 monitor_num = gdk_screen_get_monitor_at_window (screen, tree_window);
15045 gdk_screen_get_monitor_workarea (screen, monitor_num, &monitor);
15047 gtk_widget_realize (search_dialog);
15049 gdk_window_get_origin (tree_window, &tree_x, &tree_y);
15050 tree_width = gdk_window_get_width (tree_window);
15051 tree_height = gdk_window_get_height (tree_window);
15052 gtk_widget_get_preferred_size (search_dialog, &requisition, NULL);
15054 if (tree_x + tree_width > gdk_screen_get_width (screen))
15055 x = gdk_screen_get_width (screen) - requisition.width;
15056 else if (tree_x + tree_width - requisition.width < 0)
15059 x = tree_x + tree_width - requisition.width;
15061 if (tree_y + tree_height + requisition.height > gdk_screen_get_height (screen))
15062 y = gdk_screen_get_height (screen) - requisition.height;
15063 else if (tree_y + tree_height < 0) /* isn't really possible ... */
15066 y = tree_y + tree_height;
15068 gtk_window_move (GTK_WINDOW (search_dialog), x, y);
15072 gtk_tree_view_search_disable_popdown (GtkEntry *entry,
15076 GtkTreeView *tree_view = (GtkTreeView *)data;
15078 tree_view->priv->disable_popdown = 1;
15079 g_signal_connect (menu, "hide",
15080 G_CALLBACK (gtk_tree_view_search_enable_popdown), data);
15083 /* Because we're visible but offscreen, we just set a flag in the preedit
15087 gtk_tree_view_search_preedit_changed (GtkIMContext *im_context,
15088 GtkTreeView *tree_view)
15090 tree_view->priv->imcontext_changed = 1;
15091 if (tree_view->priv->typeselect_flush_timeout)
15093 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15094 tree_view->priv->typeselect_flush_timeout =
15095 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15096 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15103 gtk_tree_view_search_activate (GtkEntry *entry,
15104 GtkTreeView *tree_view)
15108 gtk_tree_view_search_dialog_hide (tree_view->priv->search_window,
15110 gtk_get_current_event_device ());
15112 /* If we have a row selected and it's the cursor row, we activate
15114 if (tree_view->priv->cursor_node &&
15115 GTK_RBNODE_FLAG_SET (tree_view->priv->cursor_node, GTK_RBNODE_IS_SELECTED))
15117 path = _gtk_tree_path_new_from_rbtree (tree_view->priv->cursor_tree,
15118 tree_view->priv->cursor_node);
15120 gtk_tree_view_row_activated (tree_view, path, tree_view->priv->focus_column);
15122 gtk_tree_path_free (path);
15127 gtk_tree_view_real_search_enable_popdown (gpointer data)
15129 GtkTreeView *tree_view = (GtkTreeView *)data;
15131 tree_view->priv->disable_popdown = 0;
15137 gtk_tree_view_search_enable_popdown (GtkWidget *widget,
15140 gdk_threads_add_timeout_full (G_PRIORITY_HIGH, 200, gtk_tree_view_real_search_enable_popdown, g_object_ref (data), g_object_unref);
15144 gtk_tree_view_search_delete_event (GtkWidget *widget,
15145 GdkEventAny *event,
15146 GtkTreeView *tree_view)
15148 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
15150 gtk_tree_view_search_dialog_hide (widget, tree_view, NULL);
15156 gtk_tree_view_search_button_press_event (GtkWidget *widget,
15157 GdkEventButton *event,
15158 GtkTreeView *tree_view)
15160 GdkDevice *keyb_device;
15162 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
15164 keyb_device = gdk_device_get_associated_device (event->device);
15165 gtk_tree_view_search_dialog_hide (widget, tree_view, keyb_device);
15167 if (event->window == tree_view->priv->bin_window)
15168 gtk_tree_view_button_press (GTK_WIDGET (tree_view), event);
15174 gtk_tree_view_search_scroll_event (GtkWidget *widget,
15175 GdkEventScroll *event,
15176 GtkTreeView *tree_view)
15178 gboolean retval = FALSE;
15180 if (event->direction == GDK_SCROLL_UP)
15182 gtk_tree_view_search_move (widget, tree_view, TRUE);
15185 else if (event->direction == GDK_SCROLL_DOWN)
15187 gtk_tree_view_search_move (widget, tree_view, FALSE);
15191 /* renew the flush timeout */
15192 if (retval && tree_view->priv->typeselect_flush_timeout
15193 && !tree_view->priv->search_custom_entry_set)
15195 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15196 tree_view->priv->typeselect_flush_timeout =
15197 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15198 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15206 gtk_tree_view_search_key_press_event (GtkWidget *widget,
15207 GdkEventKey *event,
15208 GtkTreeView *tree_view)
15210 GdkModifierType default_accel;
15211 gboolean retval = FALSE;
15213 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
15214 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
15216 /* close window and cancel the search */
15217 if (!tree_view->priv->search_custom_entry_set
15218 && (event->keyval == GDK_KEY_Escape ||
15219 event->keyval == GDK_KEY_Tab ||
15220 event->keyval == GDK_KEY_KP_Tab ||
15221 event->keyval == GDK_KEY_ISO_Left_Tab))
15223 gtk_tree_view_search_dialog_hide (widget, tree_view,
15224 gdk_event_get_device ((GdkEvent *) event));
15228 default_accel = gtk_widget_get_modifier_mask (widget,
15229 GDK_MODIFIER_INTENT_PRIMARY_ACCELERATOR);
15231 /* select previous matching iter */
15232 if (event->keyval == GDK_KEY_Up || event->keyval == GDK_KEY_KP_Up)
15234 if (!gtk_tree_view_search_move (widget, tree_view, TRUE))
15235 gtk_widget_error_bell (widget);
15240 if (((event->state & (default_accel | GDK_SHIFT_MASK)) == (default_accel | GDK_SHIFT_MASK))
15241 && (event->keyval == GDK_KEY_g || event->keyval == GDK_KEY_G))
15243 if (!gtk_tree_view_search_move (widget, tree_view, TRUE))
15244 gtk_widget_error_bell (widget);
15249 /* select next matching iter */
15250 if (event->keyval == GDK_KEY_Down || event->keyval == GDK_KEY_KP_Down)
15252 if (!gtk_tree_view_search_move (widget, tree_view, FALSE))
15253 gtk_widget_error_bell (widget);
15258 if (((event->state & (default_accel | GDK_SHIFT_MASK)) == default_accel)
15259 && (event->keyval == GDK_KEY_g || event->keyval == GDK_KEY_G))
15261 if (!gtk_tree_view_search_move (widget, tree_view, FALSE))
15262 gtk_widget_error_bell (widget);
15267 /* renew the flush timeout */
15268 if (retval && tree_view->priv->typeselect_flush_timeout
15269 && !tree_view->priv->search_custom_entry_set)
15271 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15272 tree_view->priv->typeselect_flush_timeout =
15273 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15274 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15281 /* this function returns FALSE if there is a search string but
15282 * nothing was found, and TRUE otherwise.
15285 gtk_tree_view_search_move (GtkWidget *window,
15286 GtkTreeView *tree_view,
15294 GtkTreeModel *model;
15295 GtkTreeSelection *selection;
15297 text = gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry));
15299 g_return_val_if_fail (text != NULL, FALSE);
15301 len = strlen (text);
15303 if (up && tree_view->priv->selected_iter == 1)
15304 return strlen (text) < 1;
15306 len = strlen (text);
15311 model = gtk_tree_view_get_model (tree_view);
15312 selection = gtk_tree_view_get_selection (tree_view);
15315 gtk_tree_selection_unselect_all (selection);
15316 if (!gtk_tree_model_get_iter_first (model, &iter))
15319 ret = gtk_tree_view_search_iter (model, selection, &iter, text,
15320 &count, up?((tree_view->priv->selected_iter) - 1):((tree_view->priv->selected_iter + 1)));
15325 tree_view->priv->selected_iter += up?(-1):(1);
15330 /* return to old iter */
15332 gtk_tree_model_get_iter_first (model, &iter);
15333 gtk_tree_view_search_iter (model, selection,
15335 &count, tree_view->priv->selected_iter);
15341 gtk_tree_view_search_equal_func (GtkTreeModel *model,
15345 gpointer search_data)
15347 gboolean retval = TRUE;
15349 gchar *normalized_string;
15350 gchar *normalized_key;
15351 gchar *case_normalized_string = NULL;
15352 gchar *case_normalized_key = NULL;
15353 GValue value = G_VALUE_INIT;
15354 GValue transformed = G_VALUE_INIT;
15356 gtk_tree_model_get_value (model, iter, column, &value);
15358 g_value_init (&transformed, G_TYPE_STRING);
15360 if (!g_value_transform (&value, &transformed))
15362 g_value_unset (&value);
15366 g_value_unset (&value);
15368 str = g_value_get_string (&transformed);
15371 g_value_unset (&transformed);
15375 normalized_string = g_utf8_normalize (str, -1, G_NORMALIZE_ALL);
15376 normalized_key = g_utf8_normalize (key, -1, G_NORMALIZE_ALL);
15378 if (normalized_string && normalized_key)
15380 case_normalized_string = g_utf8_casefold (normalized_string, -1);
15381 case_normalized_key = g_utf8_casefold (normalized_key, -1);
15383 if (strncmp (case_normalized_key, case_normalized_string, strlen (case_normalized_key)) == 0)
15387 g_value_unset (&transformed);
15388 g_free (normalized_key);
15389 g_free (normalized_string);
15390 g_free (case_normalized_key);
15391 g_free (case_normalized_string);
15397 gtk_tree_view_search_iter (GtkTreeModel *model,
15398 GtkTreeSelection *selection,
15404 GtkRBTree *tree = NULL;
15405 GtkRBNode *node = NULL;
15408 GtkTreeView *tree_view = gtk_tree_selection_get_tree_view (selection);
15410 path = gtk_tree_model_get_path (model, iter);
15411 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
15415 if (! tree_view->priv->search_equal_func (model, tree_view->priv->search_column, text, iter, tree_view->priv->search_user_data))
15420 gtk_tree_view_scroll_to_cell (tree_view, path, NULL,
15422 gtk_tree_selection_select_iter (selection, iter);
15423 gtk_tree_view_real_set_cursor (tree_view, path, CLAMP_NODE);
15426 gtk_tree_path_free (path);
15432 if (node->children)
15434 gboolean has_child;
15437 tree = node->children;
15438 node = _gtk_rbtree_first (tree);
15441 has_child = gtk_tree_model_iter_children (model, iter, &tmp);
15442 gtk_tree_path_down (path);
15445 TREE_VIEW_INTERNAL_ASSERT (has_child, FALSE);
15449 gboolean done = FALSE;
15453 node = _gtk_rbtree_next (tree, node);
15459 has_next = gtk_tree_model_iter_next (model, iter);
15462 gtk_tree_path_next (path);
15465 TREE_VIEW_INTERNAL_ASSERT (has_next, FALSE);
15469 gboolean has_parent;
15470 GtkTreeIter tmp_iter = *iter;
15472 node = tree->parent_node;
15473 tree = tree->parent_tree;
15478 gtk_tree_path_free (path);
15480 /* we've run out of tree, done with this func */
15484 has_parent = gtk_tree_model_iter_parent (model,
15487 gtk_tree_path_up (path);
15490 TREE_VIEW_INTERNAL_ASSERT (has_parent, FALSE);
15502 gtk_tree_view_search_init (GtkWidget *entry,
15503 GtkTreeView *tree_view)
15509 GtkTreeModel *model;
15510 GtkTreeSelection *selection;
15512 g_return_if_fail (GTK_IS_ENTRY (entry));
15513 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15515 text = gtk_entry_get_text (GTK_ENTRY (entry));
15517 model = gtk_tree_view_get_model (tree_view);
15518 selection = gtk_tree_view_get_selection (tree_view);
15521 gtk_tree_selection_unselect_all (selection);
15522 if (tree_view->priv->typeselect_flush_timeout
15523 && !tree_view->priv->search_custom_entry_set)
15525 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15526 tree_view->priv->typeselect_flush_timeout =
15527 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15528 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15535 if (!gtk_tree_model_get_iter_first (model, &iter))
15538 ret = gtk_tree_view_search_iter (model, selection,
15543 tree_view->priv->selected_iter = 1;
15547 _gtk_tree_view_remove_editable (GtkTreeView *tree_view,
15548 GtkTreeViewColumn *column,
15549 GtkCellEditable *cell_editable)
15551 if (tree_view->priv->edited_column == NULL)
15554 g_return_if_fail (column == tree_view->priv->edited_column);
15556 tree_view->priv->edited_column = NULL;
15558 if (gtk_widget_has_focus (GTK_WIDGET (cell_editable)))
15559 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
15561 gtk_container_remove (GTK_CONTAINER (tree_view),
15562 GTK_WIDGET (cell_editable));
15564 /* FIXME should only redraw a single node */
15565 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
15569 gtk_tree_view_start_editing (GtkTreeView *tree_view,
15570 GtkTreePath *cursor_path,
15571 gboolean edit_only)
15574 GdkRectangle cell_area;
15575 GtkTreeViewColumn *focus_column;
15576 guint flags = 0; /* can be 0, as the flags are primarily for rendering */
15577 gint retval = FALSE;
15578 GtkRBTree *cursor_tree;
15579 GtkRBNode *cursor_node;
15581 g_assert (tree_view->priv->focus_column);
15582 focus_column = tree_view->priv->focus_column;
15584 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
15587 if (_gtk_tree_view_find_node (tree_view, cursor_path, &cursor_tree, &cursor_node) ||
15588 cursor_node == NULL)
15591 gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path);
15593 validate_row (tree_view, cursor_tree, cursor_node, &iter, cursor_path);
15595 gtk_tree_view_column_cell_set_cell_data (focus_column,
15596 tree_view->priv->model,
15598 GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_PARENT),
15599 cursor_node->children ? TRUE : FALSE);
15600 gtk_tree_view_get_cell_area (tree_view,
15605 if (gtk_cell_area_activate (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (focus_column)),
15606 _gtk_tree_view_column_get_context (focus_column),
15607 GTK_WIDGET (tree_view),
15616 _gtk_tree_view_add_editable (GtkTreeView *tree_view,
15617 GtkTreeViewColumn *column,
15619 GtkCellEditable *cell_editable,
15620 GdkRectangle *cell_area)
15622 gint pre_val = gtk_adjustment_get_value (tree_view->priv->vadjustment);
15623 GtkRequisition requisition;
15625 tree_view->priv->edited_column = column;
15627 gtk_tree_view_real_set_cursor (tree_view, path, CLAMP_NODE);
15628 cell_area->y += pre_val - (int)gtk_adjustment_get_value (tree_view->priv->vadjustment);
15630 gtk_widget_get_preferred_size (GTK_WIDGET (cell_editable),
15631 &requisition, NULL);
15633 tree_view->priv->draw_keyfocus = TRUE;
15635 if (requisition.height < cell_area->height)
15637 gint diff = cell_area->height - requisition.height;
15638 gtk_tree_view_put (tree_view,
15639 GTK_WIDGET (cell_editable),
15640 cell_area->x, cell_area->y + diff/2,
15641 cell_area->width, requisition.height);
15645 gtk_tree_view_put (tree_view,
15646 GTK_WIDGET (cell_editable),
15647 cell_area->x, cell_area->y,
15648 cell_area->width, cell_area->height);
15653 gtk_tree_view_stop_editing (GtkTreeView *tree_view,
15654 gboolean cancel_editing)
15656 GtkTreeViewColumn *column;
15658 if (tree_view->priv->edited_column == NULL)
15662 * This is very evil. We need to do this, because
15663 * gtk_cell_editable_editing_done may trigger gtk_tree_view_row_changed
15664 * later on. If gtk_tree_view_row_changed notices
15665 * tree_view->priv->edited_column != NULL, it'll call
15666 * gtk_tree_view_stop_editing again. Bad things will happen then.
15668 * Please read that again if you intend to modify anything here.
15671 column = tree_view->priv->edited_column;
15672 gtk_cell_area_stop_editing (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column)), cancel_editing);
15673 tree_view->priv->edited_column = NULL;
15678 * gtk_tree_view_set_hover_selection:
15679 * @tree_view: a #GtkTreeView
15680 * @hover: %TRUE to enable hover selection mode
15682 * Enables or disables the hover selection mode of @tree_view.
15683 * Hover selection makes the selected row follow the pointer.
15684 * Currently, this works only for the selection modes
15685 * %GTK_SELECTION_SINGLE and %GTK_SELECTION_BROWSE.
15690 gtk_tree_view_set_hover_selection (GtkTreeView *tree_view,
15693 hover = hover != FALSE;
15695 if (hover != tree_view->priv->hover_selection)
15697 tree_view->priv->hover_selection = hover;
15699 g_object_notify (G_OBJECT (tree_view), "hover-selection");
15704 * gtk_tree_view_get_hover_selection:
15705 * @tree_view: a #GtkTreeView
15707 * Returns whether hover selection mode is turned on for @tree_view.
15709 * Return value: %TRUE if @tree_view is in hover selection mode
15714 gtk_tree_view_get_hover_selection (GtkTreeView *tree_view)
15716 return tree_view->priv->hover_selection;
15720 * gtk_tree_view_set_hover_expand:
15721 * @tree_view: a #GtkTreeView
15722 * @expand: %TRUE to enable hover selection mode
15724 * Enables or disables the hover expansion mode of @tree_view.
15725 * Hover expansion makes rows expand or collapse if the pointer
15731 gtk_tree_view_set_hover_expand (GtkTreeView *tree_view,
15734 expand = expand != FALSE;
15736 if (expand != tree_view->priv->hover_expand)
15738 tree_view->priv->hover_expand = expand;
15740 g_object_notify (G_OBJECT (tree_view), "hover-expand");
15745 * gtk_tree_view_get_hover_expand:
15746 * @tree_view: a #GtkTreeView
15748 * Returns whether hover expansion mode is turned on for @tree_view.
15750 * Return value: %TRUE if @tree_view is in hover expansion mode
15755 gtk_tree_view_get_hover_expand (GtkTreeView *tree_view)
15757 return tree_view->priv->hover_expand;
15761 * gtk_tree_view_set_rubber_banding:
15762 * @tree_view: a #GtkTreeView
15763 * @enable: %TRUE to enable rubber banding
15765 * Enables or disables rubber banding in @tree_view. If the selection mode
15766 * is #GTK_SELECTION_MULTIPLE, rubber banding will allow the user to select
15767 * multiple rows by dragging the mouse.
15772 gtk_tree_view_set_rubber_banding (GtkTreeView *tree_view,
15775 enable = enable != FALSE;
15777 if (enable != tree_view->priv->rubber_banding_enable)
15779 tree_view->priv->rubber_banding_enable = enable;
15781 g_object_notify (G_OBJECT (tree_view), "rubber-banding");
15786 * gtk_tree_view_get_rubber_banding:
15787 * @tree_view: a #GtkTreeView
15789 * Returns whether rubber banding is turned on for @tree_view. If the
15790 * selection mode is #GTK_SELECTION_MULTIPLE, rubber banding will allow the
15791 * user to select multiple rows by dragging the mouse.
15793 * Return value: %TRUE if rubber banding in @tree_view is enabled.
15798 gtk_tree_view_get_rubber_banding (GtkTreeView *tree_view)
15800 return tree_view->priv->rubber_banding_enable;
15804 * gtk_tree_view_is_rubber_banding_active:
15805 * @tree_view: a #GtkTreeView
15807 * Returns whether a rubber banding operation is currently being done
15810 * Return value: %TRUE if a rubber banding operation is currently being
15811 * done in @tree_view.
15816 gtk_tree_view_is_rubber_banding_active (GtkTreeView *tree_view)
15818 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
15820 if (tree_view->priv->rubber_banding_enable
15821 && tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
15828 * gtk_tree_view_get_row_separator_func: (skip)
15829 * @tree_view: a #GtkTreeView
15831 * Returns the current row separator function.
15833 * Return value: the current row separator function.
15837 GtkTreeViewRowSeparatorFunc
15838 gtk_tree_view_get_row_separator_func (GtkTreeView *tree_view)
15840 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
15842 return tree_view->priv->row_separator_func;
15846 * gtk_tree_view_set_row_separator_func:
15847 * @tree_view: a #GtkTreeView
15848 * @func: (allow-none): a #GtkTreeViewRowSeparatorFunc
15849 * @data: (allow-none): user data to pass to @func, or %NULL
15850 * @destroy: (allow-none): destroy notifier for @data, or %NULL
15852 * Sets the row separator function, which is used to determine
15853 * whether a row should be drawn as a separator. If the row separator
15854 * function is %NULL, no separators are drawn. This is the default value.
15859 gtk_tree_view_set_row_separator_func (GtkTreeView *tree_view,
15860 GtkTreeViewRowSeparatorFunc func,
15862 GDestroyNotify destroy)
15864 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15866 if (tree_view->priv->row_separator_destroy)
15867 tree_view->priv->row_separator_destroy (tree_view->priv->row_separator_data);
15869 tree_view->priv->row_separator_func = func;
15870 tree_view->priv->row_separator_data = data;
15871 tree_view->priv->row_separator_destroy = destroy;
15873 /* Have the tree recalculate heights */
15874 _gtk_rbtree_mark_invalid (tree_view->priv->tree);
15875 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
15880 gtk_tree_view_grab_notify (GtkWidget *widget,
15881 gboolean was_grabbed)
15883 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
15885 tree_view->priv->in_grab = !was_grabbed;
15889 tree_view->priv->pressed_button = -1;
15891 if (tree_view->priv->rubber_band_status)
15892 gtk_tree_view_stop_rubber_band (tree_view);
15897 gtk_tree_view_state_flags_changed (GtkWidget *widget,
15898 GtkStateFlags previous_state)
15900 if (gtk_widget_get_realized (widget))
15901 gtk_tree_view_ensure_background (GTK_TREE_VIEW (widget));
15903 gtk_widget_queue_draw (widget);
15907 * gtk_tree_view_get_grid_lines:
15908 * @tree_view: a #GtkTreeView
15910 * Returns which grid lines are enabled in @tree_view.
15912 * Return value: a #GtkTreeViewGridLines value indicating which grid lines
15917 GtkTreeViewGridLines
15918 gtk_tree_view_get_grid_lines (GtkTreeView *tree_view)
15920 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
15922 return tree_view->priv->grid_lines;
15926 * gtk_tree_view_set_grid_lines:
15927 * @tree_view: a #GtkTreeView
15928 * @grid_lines: a #GtkTreeViewGridLines value indicating which grid lines to
15931 * Sets which grid lines to draw in @tree_view.
15936 gtk_tree_view_set_grid_lines (GtkTreeView *tree_view,
15937 GtkTreeViewGridLines grid_lines)
15939 GtkTreeViewPrivate *priv;
15941 GtkTreeViewGridLines old_grid_lines;
15943 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15945 priv = tree_view->priv;
15946 widget = GTK_WIDGET (tree_view);
15948 old_grid_lines = priv->grid_lines;
15949 priv->grid_lines = grid_lines;
15951 if (gtk_widget_get_realized (widget))
15953 if (grid_lines == GTK_TREE_VIEW_GRID_LINES_NONE &&
15954 priv->grid_line_width)
15956 priv->grid_line_width = 0;
15959 if (grid_lines != GTK_TREE_VIEW_GRID_LINES_NONE &&
15960 !priv->grid_line_width)
15964 gtk_widget_style_get (widget,
15965 "grid-line-width", &priv->grid_line_width,
15966 "grid-line-pattern", (gchar *)&dash_list,
15971 priv->grid_line_dashes[0] = dash_list[0];
15973 priv->grid_line_dashes[1] = dash_list[1];
15975 g_free (dash_list);
15979 priv->grid_line_dashes[0] = 1;
15980 priv->grid_line_dashes[1] = 1;
15985 if (old_grid_lines != grid_lines)
15987 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
15989 g_object_notify (G_OBJECT (tree_view), "enable-grid-lines");
15994 * gtk_tree_view_get_enable_tree_lines:
15995 * @tree_view: a #GtkTreeView.
15997 * Returns whether or not tree lines are drawn in @tree_view.
15999 * Return value: %TRUE if tree lines are drawn in @tree_view, %FALSE
16005 gtk_tree_view_get_enable_tree_lines (GtkTreeView *tree_view)
16007 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
16009 return tree_view->priv->tree_lines_enabled;
16013 * gtk_tree_view_set_enable_tree_lines:
16014 * @tree_view: a #GtkTreeView
16015 * @enabled: %TRUE to enable tree line drawing, %FALSE otherwise.
16017 * Sets whether to draw lines interconnecting the expanders in @tree_view.
16018 * This does not have any visible effects for lists.
16023 gtk_tree_view_set_enable_tree_lines (GtkTreeView *tree_view,
16026 GtkTreeViewPrivate *priv;
16028 gboolean was_enabled;
16030 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16032 enabled = enabled != FALSE;
16034 priv = tree_view->priv;
16035 widget = GTK_WIDGET (tree_view);
16037 was_enabled = priv->tree_lines_enabled;
16039 priv->tree_lines_enabled = enabled;
16041 if (gtk_widget_get_realized (widget))
16043 if (!enabled && priv->tree_line_width)
16045 priv->tree_line_width = 0;
16048 if (enabled && !priv->tree_line_width)
16051 gtk_widget_style_get (widget,
16052 "tree-line-width", &priv->tree_line_width,
16053 "tree-line-pattern", (gchar *)&dash_list,
16058 priv->tree_line_dashes[0] = dash_list[0];
16060 priv->tree_line_dashes[1] = dash_list[1];
16062 g_free (dash_list);
16066 priv->tree_line_dashes[0] = 1;
16067 priv->tree_line_dashes[1] = 1;
16072 if (was_enabled != enabled)
16074 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16076 g_object_notify (G_OBJECT (tree_view), "enable-tree-lines");
16082 * gtk_tree_view_set_show_expanders:
16083 * @tree_view: a #GtkTreeView
16084 * @enabled: %TRUE to enable expander drawing, %FALSE otherwise.
16086 * Sets whether to draw and enable expanders and indent child rows in
16087 * @tree_view. When disabled there will be no expanders visible in trees
16088 * and there will be no way to expand and collapse rows by default. Also
16089 * note that hiding the expanders will disable the default indentation. You
16090 * can set a custom indentation in this case using
16091 * gtk_tree_view_set_level_indentation().
16092 * This does not have any visible effects for lists.
16097 gtk_tree_view_set_show_expanders (GtkTreeView *tree_view,
16100 gboolean was_enabled;
16102 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16104 enabled = enabled != FALSE;
16105 was_enabled = tree_view->priv->show_expanders;
16107 tree_view->priv->show_expanders = enabled == TRUE;
16109 if (enabled != was_enabled)
16110 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16114 * gtk_tree_view_get_show_expanders:
16115 * @tree_view: a #GtkTreeView.
16117 * Returns whether or not expanders are drawn in @tree_view.
16119 * Return value: %TRUE if expanders are drawn in @tree_view, %FALSE
16125 gtk_tree_view_get_show_expanders (GtkTreeView *tree_view)
16127 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
16129 return tree_view->priv->show_expanders;
16133 * gtk_tree_view_set_level_indentation:
16134 * @tree_view: a #GtkTreeView
16135 * @indentation: the amount, in pixels, of extra indentation in @tree_view.
16137 * Sets the amount of extra indentation for child levels to use in @tree_view
16138 * in addition to the default indentation. The value should be specified in
16139 * pixels, a value of 0 disables this feature and in this case only the default
16140 * indentation will be used.
16141 * This does not have any visible effects for lists.
16146 gtk_tree_view_set_level_indentation (GtkTreeView *tree_view,
16149 tree_view->priv->level_indentation = indentation;
16151 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16155 * gtk_tree_view_get_level_indentation:
16156 * @tree_view: a #GtkTreeView.
16158 * Returns the amount, in pixels, of extra indentation for child levels
16161 * Return value: the amount of extra indentation for child levels in
16162 * @tree_view. A return value of 0 means that this feature is disabled.
16167 gtk_tree_view_get_level_indentation (GtkTreeView *tree_view)
16169 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
16171 return tree_view->priv->level_indentation;
16175 * gtk_tree_view_set_tooltip_row:
16176 * @tree_view: a #GtkTreeView
16177 * @tooltip: a #GtkTooltip
16178 * @path: a #GtkTreePath
16180 * Sets the tip area of @tooltip to be the area covered by the row at @path.
16181 * See also gtk_tree_view_set_tooltip_column() for a simpler alternative.
16182 * See also gtk_tooltip_set_tip_area().
16187 gtk_tree_view_set_tooltip_row (GtkTreeView *tree_view,
16188 GtkTooltip *tooltip,
16191 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16192 g_return_if_fail (GTK_IS_TOOLTIP (tooltip));
16194 gtk_tree_view_set_tooltip_cell (tree_view, tooltip, path, NULL, NULL);
16198 * gtk_tree_view_set_tooltip_cell:
16199 * @tree_view: a #GtkTreeView
16200 * @tooltip: a #GtkTooltip
16201 * @path: (allow-none): a #GtkTreePath or %NULL
16202 * @column: (allow-none): a #GtkTreeViewColumn or %NULL
16203 * @cell: (allow-none): a #GtkCellRenderer or %NULL
16205 * Sets the tip area of @tooltip to the area @path, @column and @cell have
16206 * in common. For example if @path is %NULL and @column is set, the tip
16207 * area will be set to the full area covered by @column. See also
16208 * gtk_tooltip_set_tip_area().
16210 * Note that if @path is not specified and @cell is set and part of a column
16211 * containing the expander, the tooltip might not show and hide at the correct
16212 * position. In such cases @path must be set to the current node under the
16213 * mouse cursor for this function to operate correctly.
16215 * See also gtk_tree_view_set_tooltip_column() for a simpler alternative.
16220 gtk_tree_view_set_tooltip_cell (GtkTreeView *tree_view,
16221 GtkTooltip *tooltip,
16223 GtkTreeViewColumn *column,
16224 GtkCellRenderer *cell)
16226 GtkAllocation allocation;
16229 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16230 g_return_if_fail (GTK_IS_TOOLTIP (tooltip));
16231 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
16232 g_return_if_fail (cell == NULL || GTK_IS_CELL_RENDERER (cell));
16234 /* Determine x values. */
16235 if (column && cell)
16240 /* We always pass in path here, whether it is NULL or not.
16241 * For cells in expander columns path must be specified so that
16242 * we can correctly account for the indentation. This also means
16243 * that the tooltip is constrained vertically by the "Determine y
16244 * values" code below; this is not a real problem since cells actually
16245 * don't stretch vertically in constrast to columns.
16247 gtk_tree_view_get_cell_area (tree_view, path, column, &tmp);
16248 gtk_tree_view_column_cell_get_position (column, cell, &start, &width);
16250 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
16253 rect.width = width;
16259 gtk_tree_view_get_background_area (tree_view, NULL, column, &tmp);
16260 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
16263 rect.width = tmp.width;
16267 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
16269 rect.width = allocation.width;
16272 /* Determine y values. */
16277 gtk_tree_view_get_background_area (tree_view, path, NULL, &tmp);
16278 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
16281 rect.height = tmp.height;
16286 rect.height = gtk_adjustment_get_page_size (tree_view->priv->vadjustment);
16289 gtk_tooltip_set_tip_area (tooltip, &rect);
16293 * gtk_tree_view_get_tooltip_context:
16294 * @tree_view: a #GtkTreeView
16295 * @x: (inout): the x coordinate (relative to widget coordinates)
16296 * @y: (inout): the y coordinate (relative to widget coordinates)
16297 * @keyboard_tip: whether this is a keyboard tooltip or not
16298 * @model: (out) (allow-none) (transfer none): a pointer to receive a
16299 * #GtkTreeModel or %NULL
16300 * @path: (out) (allow-none): a pointer to receive a #GtkTreePath or %NULL
16301 * @iter: (out) (allow-none): a pointer to receive a #GtkTreeIter or %NULL
16303 * This function is supposed to be used in a #GtkWidget::query-tooltip
16304 * signal handler for #GtkTreeView. The @x, @y and @keyboard_tip values
16305 * which are received in the signal handler, should be passed to this
16306 * function without modification.
16308 * The return value indicates whether there is a tree view row at the given
16309 * coordinates (%TRUE) or not (%FALSE) for mouse tooltips. For keyboard
16310 * tooltips the row returned will be the cursor row. When %TRUE, then any of
16311 * @model, @path and @iter which have been provided will be set to point to
16312 * that row and the corresponding model. @x and @y will always be converted
16313 * to be relative to @tree_view's bin_window if @keyboard_tooltip is %FALSE.
16315 * Return value: whether or not the given tooltip context points to a row.
16320 gtk_tree_view_get_tooltip_context (GtkTreeView *tree_view,
16323 gboolean keyboard_tip,
16324 GtkTreeModel **model,
16325 GtkTreePath **path,
16328 GtkTreePath *tmppath = NULL;
16330 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
16331 g_return_val_if_fail (x != NULL, FALSE);
16332 g_return_val_if_fail (y != NULL, FALSE);
16336 gtk_tree_view_get_cursor (tree_view, &tmppath, NULL);
16343 gtk_tree_view_convert_widget_to_bin_window_coords (tree_view, *x, *y,
16346 if (!gtk_tree_view_get_path_at_pos (tree_view, *x, *y,
16347 &tmppath, NULL, NULL, NULL))
16352 *model = gtk_tree_view_get_model (tree_view);
16355 gtk_tree_model_get_iter (gtk_tree_view_get_model (tree_view),
16361 gtk_tree_path_free (tmppath);
16367 gtk_tree_view_set_tooltip_query_cb (GtkWidget *widget,
16370 gboolean keyboard_tip,
16371 GtkTooltip *tooltip,
16374 GValue value = G_VALUE_INIT;
16375 GValue transformed = G_VALUE_INIT;
16378 GtkTreeModel *model;
16379 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
16381 if (!gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (widget),
16384 &model, &path, &iter))
16387 gtk_tree_model_get_value (model, &iter,
16388 tree_view->priv->tooltip_column, &value);
16390 g_value_init (&transformed, G_TYPE_STRING);
16392 if (!g_value_transform (&value, &transformed))
16394 g_value_unset (&value);
16395 gtk_tree_path_free (path);
16400 g_value_unset (&value);
16402 if (!g_value_get_string (&transformed))
16404 g_value_unset (&transformed);
16405 gtk_tree_path_free (path);
16410 gtk_tooltip_set_markup (tooltip, g_value_get_string (&transformed));
16411 gtk_tree_view_set_tooltip_row (tree_view, tooltip, path);
16413 gtk_tree_path_free (path);
16414 g_value_unset (&transformed);
16420 * gtk_tree_view_set_tooltip_column:
16421 * @tree_view: a #GtkTreeView
16422 * @column: an integer, which is a valid column number for @tree_view's model
16424 * If you only plan to have simple (text-only) tooltips on full rows, you
16425 * can use this function to have #GtkTreeView handle these automatically
16426 * for you. @column should be set to the column in @tree_view's model
16427 * containing the tooltip texts, or -1 to disable this feature.
16429 * When enabled, #GtkWidget::has-tooltip will be set to %TRUE and
16430 * @tree_view will connect a #GtkWidget::query-tooltip signal handler.
16432 * Note that the signal handler sets the text with gtk_tooltip_set_markup(),
16433 * so &, <, etc have to be escaped in the text.
16438 gtk_tree_view_set_tooltip_column (GtkTreeView *tree_view,
16441 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16443 if (column == tree_view->priv->tooltip_column)
16448 g_signal_handlers_disconnect_by_func (tree_view,
16449 gtk_tree_view_set_tooltip_query_cb,
16451 gtk_widget_set_has_tooltip (GTK_WIDGET (tree_view), FALSE);
16455 if (tree_view->priv->tooltip_column == -1)
16457 g_signal_connect (tree_view, "query-tooltip",
16458 G_CALLBACK (gtk_tree_view_set_tooltip_query_cb), NULL);
16459 gtk_widget_set_has_tooltip (GTK_WIDGET (tree_view), TRUE);
16463 tree_view->priv->tooltip_column = column;
16464 g_object_notify (G_OBJECT (tree_view), "tooltip-column");
16468 * gtk_tree_view_get_tooltip_column:
16469 * @tree_view: a #GtkTreeView
16471 * Returns the column of @tree_view's model which is being used for
16472 * displaying tooltips on @tree_view's rows.
16474 * Return value: the index of the tooltip column that is currently being
16475 * used, or -1 if this is disabled.
16480 gtk_tree_view_get_tooltip_column (GtkTreeView *tree_view)
16482 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
16484 return tree_view->priv->tooltip_column;