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, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
26 #include "gtktreeview.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"
42 #include "gtktreemodelsort.h"
43 #include "gtktooltip.h"
44 #include "gtkscrollable.h"
45 #include "gtkcelllayout.h"
46 #include "gtkprivate.h"
47 #include "gtkwidgetprivate.h"
48 #include "gtkentryprivate.h"
49 #include "gtkstylecontextprivate.h"
50 #include "gtktypebuiltins.h"
51 #include "a11y/gtktreeviewaccessible.h"
56 * @Short_description: A widget for displaying both trees and lists
58 * @See_also: #GtkTreeViewColumn, #GtkTreeSelection, #GtkTreeDnd, #GtkTreeMode,
59 * #GtkTreeSortable, #GtkTreeModelSort, #GtkListStore, #GtkTreeStore,
60 * #GtkCellRenderer, #GtkCellEditable, #GtkCellRendererPixbuf,
61 * #GtkCellRendererText, #GtkCellRendererToggle
63 * Widget that displays any object that implements the #GtkTreeModel interface.
65 * Please refer to the <link linkend="TreeWidget">tree widget conceptual
66 * overview</link> for an overview of all the objects and data types related
67 * to the tree widget and how they work together.
69 * Several different coordinate systems are exposed in the GtkTreeView API.
72 * <inlinegraphic fileref="tree-view-coordinates.png" format="PNG"></inlinegraphic>
73 * <variablelist><title>Coordinate systems in GtkTreeView API</title>
74 * <varlistentry><term>Widget coordinates</term>
77 * Coordinates relative to the widget (usually <literal>widget->window</literal>).
81 * <varlistentry><term>Bin window coordinates</term>
84 * Coordinates relative to the window that GtkTreeView renders to.
88 * <varlistentry><term>Tree coordinates</term>
91 * Coordinates relative to the entire scrollable area of GtkTreeView. These
92 * coordinates start at (0, 0) for row 0 of the tree.
98 * Several functions are available for converting between the different
99 * coordinate systems. The most common translations are between widget and bin
100 * window coordinates and between bin window and tree coordinates. For the
101 * former you can use gtk_tree_view_convert_widget_to_bin_window_coords()
102 * (and vice versa), for the latter gtk_tree_view_convert_bin_window_to_tree_coords()
105 * <refsect2 id="GtkTreeView-BUILDER-UI">
106 * <title>GtkTreeView as GtkBuildable</title>
107 * The GtkTreeView implementation of the GtkBuildable interface accepts
108 * #GtkTreeViewColumn objects as <child> elements and exposes the
109 * internal #GtkTreeSelection in UI definitions.
111 * <title>A UI definition fragment with GtkTreeView</title>
112 * <programlisting><![CDATA[
113 * <object class="GtkTreeView" id="treeview">
114 * <property name="model">liststore1</property>
116 * <object class="GtkTreeViewColumn" id="test-column">
117 * <property name="title">Test</property>
119 * <object class="GtkCellRendererText" id="test-renderer"/>
121 * <attribute name="text">1</attribute>
126 * <child internal-child="selection">
127 * <object class="GtkTreeSelection" id="selection">
128 * <signal name="changed" handler="on_treeview_selection_changed"/>
132 * ]]></programlisting>
139 DRAG_COLUMN_WINDOW_STATE_UNSET = 0,
140 DRAG_COLUMN_WINDOW_STATE_ORIGINAL = 1,
141 DRAG_COLUMN_WINDOW_STATE_ARROW = 2,
142 DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT = 3,
143 DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT = 4
149 RUBBER_BAND_MAYBE_START = 1,
150 RUBBER_BAND_ACTIVE = 2
153 /* This lovely little value is used to determine how far away from the title bar
154 * you can move the mouse and still have a column drag work.
156 #define TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER(tree_view) (10*gtk_tree_view_get_effective_header_height(tree_view))
160 #define TREE_VIEW_INTERNAL_ASSERT(expr, ret) G_STMT_START{ \
163 g_log (G_LOG_DOMAIN, \
164 G_LOG_LEVEL_CRITICAL, \
165 "%s (%s): assertion `%s' failed.\n" \
166 "There is a disparity between the internal view of the GtkTreeView,\n" \
167 "and the GtkTreeModel. This generally means that the model has changed\n"\
168 "without letting the view know. Any display from now on is likely to\n" \
176 #define TREE_VIEW_INTERNAL_ASSERT_VOID(expr) G_STMT_START{ \
179 g_log (G_LOG_DOMAIN, \
180 G_LOG_LEVEL_CRITICAL, \
181 "%s (%s): assertion `%s' failed.\n" \
182 "There is a disparity between the internal view of the GtkTreeView,\n" \
183 "and the GtkTreeModel. This generally means that the model has changed\n"\
184 "without letting the view know. Any display from now on is likely to\n" \
194 #define TREE_VIEW_INTERNAL_ASSERT(expr, ret) G_STMT_START{ \
197 g_log (G_LOG_DOMAIN, \
198 G_LOG_LEVEL_CRITICAL, \
199 "file %s: line %d: assertion `%s' failed.\n" \
200 "There is a disparity between the internal view of the GtkTreeView,\n" \
201 "and the GtkTreeModel. This generally means that the model has changed\n"\
202 "without letting the view know. Any display from now on is likely to\n" \
210 #define TREE_VIEW_INTERNAL_ASSERT_VOID(expr) G_STMT_START{ \
213 g_log (G_LOG_DOMAIN, \
214 G_LOG_LEVEL_CRITICAL, \
215 "file %s: line %d: assertion '%s' failed.\n" \
216 "There is a disparity between the internal view of the GtkTreeView,\n" \
217 "and the GtkTreeModel. This generally means that the model has changed\n"\
218 "without letting the view know. Any display from now on is likely to\n" \
227 #define GTK_TREE_VIEW_PRIORITY_VALIDATE (GDK_PRIORITY_REDRAW + 5)
228 #define GTK_TREE_VIEW_PRIORITY_SCROLL_SYNC (GTK_TREE_VIEW_PRIORITY_VALIDATE + 2)
229 #define GTK_TREE_VIEW_TIME_MS_PER_IDLE 30
230 #define SCROLL_EDGE_SIZE 15
231 #define EXPANDER_EXTRA_PADDING 4
232 #define GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT 5000
233 #define AUTO_EXPAND_TIMEOUT 500
235 /* Translate from bin_window coordinates to rbtree (tree coordinates) and
238 #define TREE_WINDOW_Y_TO_RBTREE_Y(tree_view,y) ((y) + tree_view->priv->dy)
239 #define RBTREE_Y_TO_TREE_WINDOW_Y(tree_view,y) ((y) - tree_view->priv->dy)
241 typedef struct _GtkTreeViewColumnReorder GtkTreeViewColumnReorder;
242 struct _GtkTreeViewColumnReorder
246 GtkTreeViewColumn *left_column;
247 GtkTreeViewColumn *right_column;
250 typedef struct _GtkTreeViewChild GtkTreeViewChild;
251 struct _GtkTreeViewChild
261 typedef struct _TreeViewDragInfo TreeViewDragInfo;
262 struct _TreeViewDragInfo
264 GdkModifierType start_button_mask;
265 GtkTargetList *_unused_source_target_list;
266 GdkDragAction source_actions;
268 GtkTargetList *_unused_dest_target_list;
270 guint source_set : 1;
275 struct _GtkTreeViewPrivate
279 /* tree information */
288 GtkAdjustment *hadjustment;
289 GtkAdjustment *vadjustment;
290 gint min_display_width;
291 gint min_display_height;
294 GdkWindow *bin_window;
295 GdkWindow *header_window;
297 /* Scroll position state keeping */
298 GtkTreeRowReference *top_row;
300 /* dy == y pos of top_row + top_row_dy */
301 /* we cache it for simplicity of the code */
304 guint presize_handler_timer;
305 guint validate_rows_timer;
306 guint scroll_sync_timer;
308 /* Indentation and expander layout */
310 GtkTreeViewColumn *expander_column;
312 gint level_indentation;
314 /* Key navigation (focus), selection */
317 GtkTreeRowReference *anchor;
318 GtkTreeRowReference *cursor;
320 GtkTreeViewColumn *focus_column;
322 /* Current pressed node, previously pressed, prelight */
323 GtkRBNode *button_pressed_node;
324 GtkRBTree *button_pressed_tree;
333 guint last_button_time;
337 GtkRBNode *prelight_node;
338 GtkRBTree *prelight_tree;
341 GtkTreeViewColumn *edited_column;
343 /* The node that's currently being collapsed or expanded */
344 GtkRBNode *expanded_collapsed_node;
345 GtkRBTree *expanded_collapsed_tree;
346 guint expand_collapse_timeout;
348 /* Auto expand/collapse timeout in hover mode */
349 guint auto_expand_timeout;
351 /* Selection information */
352 GtkTreeSelection *selection;
354 /* Header information */
359 GtkTreeViewColumnDropFunc column_drop_func;
360 gpointer column_drop_func_data;
361 GDestroyNotify column_drop_func_data_destroy;
362 GList *column_drag_info;
363 GtkTreeViewColumnReorder *cur_reorder;
365 gint prev_width_before_expander;
367 /* Interactive Header reordering */
368 GdkWindow *drag_window;
369 GdkWindow *drag_highlight_window;
370 GtkTreeViewColumn *drag_column;
373 /* Interactive Header Resizing */
377 /* Non-interactive Header Resizing, expand flag support */
380 gint last_extra_space;
381 gint last_extra_space_per_column;
382 gint last_number_of_expand_columns;
385 GtkTreeDestroyCountFunc destroy_count_func;
386 gpointer destroy_count_data;
387 GDestroyNotify destroy_count_destroy;
389 /* Scroll timeout (e.g. during dnd, rubber banding) */
390 guint scroll_timeout;
392 /* Row drag-and-drop */
393 GtkTreeRowReference *drag_dest_row;
394 GtkTreeViewDropPosition drag_dest_pos;
395 guint open_dest_timeout;
398 gint rubber_band_status;
401 gint rubber_band_extend;
402 gint rubber_band_modify;
404 GtkRBNode *rubber_band_start_node;
405 GtkRBTree *rubber_band_start_tree;
407 GtkRBNode *rubber_band_end_node;
408 GtkRBTree *rubber_band_end_tree;
413 /* Scroll-to functionality when unrealized */
414 GtkTreeRowReference *scroll_to_path;
415 GtkTreeViewColumn *scroll_to_column;
416 gfloat scroll_to_row_align;
417 gfloat scroll_to_col_align;
419 /* Interactive search */
422 GtkTreeViewSearchPositionFunc search_position_func;
423 GtkTreeViewSearchEqualFunc search_equal_func;
424 gpointer search_user_data;
425 GDestroyNotify search_destroy;
426 gpointer search_position_user_data;
427 GDestroyNotify search_position_destroy;
428 GtkWidget *search_window;
429 GtkWidget *search_entry;
430 gulong search_entry_changed_id;
431 guint typeselect_flush_timeout;
433 /* Grid and tree lines */
434 GtkTreeViewGridLines grid_lines;
435 double grid_line_dashes[2];
438 gboolean tree_lines_enabled;
439 double tree_line_dashes[2];
443 GtkTreeViewRowSeparatorFunc row_separator_func;
444 gpointer row_separator_data;
445 GDestroyNotify row_separator_destroy;
447 /* Tooltip support */
450 /* Here comes the bitfield */
451 guint scroll_to_use_align : 1;
453 guint fixed_height_mode : 1;
454 guint fixed_height_check : 1;
456 guint reorderable : 1;
457 guint header_has_focus : 1;
458 guint drag_column_window_state : 3;
459 /* hint to display rows in alternating colors */
461 guint mark_rows_col_dirty : 1;
464 guint empty_view_drop : 1;
466 guint modify_selection_pressed : 1;
467 guint extend_selection_pressed : 1;
469 guint init_hadjust_value : 1;
471 guint in_top_row_to_dy : 1;
473 /* interactive search */
474 guint enable_search : 1;
475 guint disable_popdown : 1;
476 guint search_custom_entry_set : 1;
478 guint hover_selection : 1;
479 guint hover_expand : 1;
480 guint imcontext_changed : 1;
482 guint rubber_banding_enable : 1;
486 guint post_validation_flag : 1;
488 /* Whether our key press handler is to avoid sending an unhandled binding to the search entry */
489 guint search_entry_avoid_unhandled_binding : 1;
491 /* GtkScrollablePolicy needs to be checked when
492 * driving the scrollable adjustment values */
493 guint hscroll_policy : 1;
494 guint vscroll_policy : 1;
496 /* GtkTreeView flags */
498 guint show_expanders : 1;
499 guint in_column_resize : 1;
500 guint arrow_prelit : 1;
501 guint headers_visible : 1;
502 guint draw_keyfocus : 1;
503 guint model_setup : 1;
504 guint in_column_drag : 1;
523 EXPAND_COLLAPSE_CURSOR_ROW,
524 SELECT_CURSOR_PARENT,
525 START_INTERACTIVE_SEARCH,
537 PROP_HEADERS_VISIBLE,
538 PROP_HEADERS_CLICKABLE,
539 PROP_EXPANDER_COLUMN,
544 PROP_FIXED_HEIGHT_MODE,
545 PROP_HOVER_SELECTION,
548 PROP_LEVEL_INDENTATION,
550 PROP_ENABLE_GRID_LINES,
551 PROP_ENABLE_TREE_LINES,
556 static void gtk_tree_view_finalize (GObject *object);
557 static void gtk_tree_view_set_property (GObject *object,
561 static void gtk_tree_view_get_property (GObject *object,
566 /* gtkwidget signals */
567 static void gtk_tree_view_destroy (GtkWidget *widget);
568 static void gtk_tree_view_realize (GtkWidget *widget);
569 static void gtk_tree_view_unrealize (GtkWidget *widget);
570 static void gtk_tree_view_map (GtkWidget *widget);
571 static void gtk_tree_view_get_preferred_width (GtkWidget *widget,
574 static void gtk_tree_view_get_preferred_height (GtkWidget *widget,
577 static void gtk_tree_view_size_request (GtkWidget *widget,
578 GtkRequisition *requisition,
579 gboolean may_validate);
580 static void gtk_tree_view_size_allocate (GtkWidget *widget,
581 GtkAllocation *allocation);
582 static gboolean gtk_tree_view_draw (GtkWidget *widget,
584 static gboolean gtk_tree_view_key_press (GtkWidget *widget,
586 static gboolean gtk_tree_view_key_release (GtkWidget *widget,
588 static gboolean gtk_tree_view_motion (GtkWidget *widget,
589 GdkEventMotion *event);
590 static gboolean gtk_tree_view_enter_notify (GtkWidget *widget,
591 GdkEventCrossing *event);
592 static gboolean gtk_tree_view_leave_notify (GtkWidget *widget,
593 GdkEventCrossing *event);
594 static gboolean gtk_tree_view_button_press (GtkWidget *widget,
595 GdkEventButton *event);
596 static gboolean gtk_tree_view_button_release (GtkWidget *widget,
597 GdkEventButton *event);
598 static gboolean gtk_tree_view_grab_broken (GtkWidget *widget,
599 GdkEventGrabBroken *event);
601 static gboolean gtk_tree_view_configure (GtkWidget *widget,
602 GdkEventConfigure *event);
605 static GtkWidgetPath * gtk_tree_view_get_path_for_child (GtkContainer *container,
608 static void gtk_tree_view_set_focus_child (GtkContainer *container,
610 static gint gtk_tree_view_focus_out (GtkWidget *widget,
611 GdkEventFocus *event);
612 static gint gtk_tree_view_focus (GtkWidget *widget,
613 GtkDirectionType direction);
614 static void gtk_tree_view_grab_focus (GtkWidget *widget);
615 static void gtk_tree_view_style_updated (GtkWidget *widget);
616 static void gtk_tree_view_grab_notify (GtkWidget *widget,
617 gboolean was_grabbed);
618 static void gtk_tree_view_state_flags_changed (GtkWidget *widget,
619 GtkStateFlags previous_state);
621 /* container signals */
622 static void gtk_tree_view_remove (GtkContainer *container,
624 static void gtk_tree_view_forall (GtkContainer *container,
625 gboolean include_internals,
626 GtkCallback callback,
627 gpointer callback_data);
629 /* Source side drag signals */
630 static void gtk_tree_view_drag_begin (GtkWidget *widget,
631 GdkDragContext *context);
632 static void gtk_tree_view_drag_end (GtkWidget *widget,
633 GdkDragContext *context);
634 static void gtk_tree_view_drag_data_get (GtkWidget *widget,
635 GdkDragContext *context,
636 GtkSelectionData *selection_data,
639 static void gtk_tree_view_drag_data_delete (GtkWidget *widget,
640 GdkDragContext *context);
642 /* Target side drag signals */
643 static void gtk_tree_view_drag_leave (GtkWidget *widget,
644 GdkDragContext *context,
646 static gboolean gtk_tree_view_drag_motion (GtkWidget *widget,
647 GdkDragContext *context,
651 static gboolean gtk_tree_view_drag_drop (GtkWidget *widget,
652 GdkDragContext *context,
656 static void gtk_tree_view_drag_data_received (GtkWidget *widget,
657 GdkDragContext *context,
660 GtkSelectionData *selection_data,
664 /* tree_model signals */
665 static gboolean gtk_tree_view_real_move_cursor (GtkTreeView *tree_view,
666 GtkMovementStep step,
668 static gboolean gtk_tree_view_real_select_all (GtkTreeView *tree_view);
669 static gboolean gtk_tree_view_real_unselect_all (GtkTreeView *tree_view);
670 static gboolean gtk_tree_view_real_select_cursor_row (GtkTreeView *tree_view,
671 gboolean start_editing);
672 static gboolean gtk_tree_view_real_toggle_cursor_row (GtkTreeView *tree_view);
673 static gboolean gtk_tree_view_real_expand_collapse_cursor_row (GtkTreeView *tree_view,
677 static gboolean gtk_tree_view_real_select_cursor_parent (GtkTreeView *tree_view);
678 static void gtk_tree_view_row_changed (GtkTreeModel *model,
682 static void gtk_tree_view_row_inserted (GtkTreeModel *model,
686 static void gtk_tree_view_row_has_child_toggled (GtkTreeModel *model,
690 static void gtk_tree_view_row_deleted (GtkTreeModel *model,
693 static void gtk_tree_view_rows_reordered (GtkTreeModel *model,
699 /* Incremental reflow */
700 static gboolean validate_row (GtkTreeView *tree_view,
705 static void validate_visible_area (GtkTreeView *tree_view);
706 static gboolean validate_rows_handler (GtkTreeView *tree_view);
707 static gboolean do_validate_rows (GtkTreeView *tree_view,
708 gboolean size_request);
709 static gboolean validate_rows (GtkTreeView *tree_view);
710 static gboolean presize_handler_callback (gpointer data);
711 static void install_presize_handler (GtkTreeView *tree_view);
712 static void install_scroll_sync_handler (GtkTreeView *tree_view);
713 static void gtk_tree_view_set_top_row (GtkTreeView *tree_view,
716 static void gtk_tree_view_dy_to_top_row (GtkTreeView *tree_view);
717 static void gtk_tree_view_top_row_to_dy (GtkTreeView *tree_view);
718 static void invalidate_empty_focus (GtkTreeView *tree_view);
720 /* Internal functions */
721 static gboolean gtk_tree_view_is_expander_column (GtkTreeView *tree_view,
722 GtkTreeViewColumn *column);
723 static inline gboolean gtk_tree_view_draw_expanders (GtkTreeView *tree_view);
724 static void gtk_tree_view_add_move_binding (GtkBindingSet *binding_set,
727 gboolean add_shifted_binding,
728 GtkMovementStep step,
730 static gint gtk_tree_view_unref_and_check_selection_tree (GtkTreeView *tree_view,
732 static void gtk_tree_view_queue_draw_path (GtkTreeView *tree_view,
734 const GdkRectangle *clip_rect);
735 static void gtk_tree_view_queue_draw_arrow (GtkTreeView *tree_view,
738 static void gtk_tree_view_draw_arrow (GtkTreeView *tree_view,
744 static void gtk_tree_view_get_arrow_xrange (GtkTreeView *tree_view,
748 static gint gtk_tree_view_new_column_width (GtkTreeView *tree_view,
751 static void gtk_tree_view_adjustment_changed (GtkAdjustment *adjustment,
752 GtkTreeView *tree_view);
753 static void gtk_tree_view_build_tree (GtkTreeView *tree_view,
758 static void gtk_tree_view_clamp_node_visible (GtkTreeView *tree_view,
761 static void gtk_tree_view_clamp_column_visible (GtkTreeView *tree_view,
762 GtkTreeViewColumn *column,
763 gboolean focus_to_cell);
764 static gboolean gtk_tree_view_maybe_begin_dragging_row (GtkTreeView *tree_view,
765 GdkEventMotion *event);
766 static void gtk_tree_view_focus_to_cursor (GtkTreeView *tree_view);
767 static void gtk_tree_view_move_cursor_up_down (GtkTreeView *tree_view,
769 static void gtk_tree_view_move_cursor_page_up_down (GtkTreeView *tree_view,
771 static void gtk_tree_view_move_cursor_left_right (GtkTreeView *tree_view,
773 static void gtk_tree_view_move_cursor_start_end (GtkTreeView *tree_view,
775 static gboolean gtk_tree_view_real_collapse_row (GtkTreeView *tree_view,
780 static gboolean gtk_tree_view_real_expand_row (GtkTreeView *tree_view,
786 static void gtk_tree_view_real_set_cursor (GtkTreeView *tree_view,
788 gboolean clear_and_select,
789 gboolean clamp_node);
790 static gboolean gtk_tree_view_has_can_focus_cell (GtkTreeView *tree_view);
791 static void column_sizing_notify (GObject *object,
794 static void gtk_tree_view_stop_rubber_band (GtkTreeView *tree_view);
795 static void update_prelight (GtkTreeView *tree_view,
799 static inline gint gtk_tree_view_get_effective_header_height (GtkTreeView *tree_view);
801 static inline gint gtk_tree_view_get_cell_area_y_offset (GtkTreeView *tree_view,
804 gint vertical_separator);
805 static inline gint gtk_tree_view_get_cell_area_height (GtkTreeView *tree_view,
807 gint vertical_separator);
809 static inline gint gtk_tree_view_get_row_y_offset (GtkTreeView *tree_view,
812 static inline gint gtk_tree_view_get_row_height (GtkTreeView *tree_view,
815 /* interactive search */
816 static void gtk_tree_view_ensure_interactive_directory (GtkTreeView *tree_view);
817 static void gtk_tree_view_search_dialog_hide (GtkWidget *search_dialog,
818 GtkTreeView *tree_view,
820 static void gtk_tree_view_search_position_func (GtkTreeView *tree_view,
821 GtkWidget *search_dialog,
823 static void gtk_tree_view_search_disable_popdown (GtkEntry *entry,
826 static void gtk_tree_view_search_preedit_changed (GtkIMContext *im_context,
827 GtkTreeView *tree_view);
828 static void gtk_tree_view_search_activate (GtkEntry *entry,
829 GtkTreeView *tree_view);
830 static gboolean gtk_tree_view_real_search_enable_popdown(gpointer data);
831 static void gtk_tree_view_search_enable_popdown (GtkWidget *widget,
833 static gboolean gtk_tree_view_search_delete_event (GtkWidget *widget,
835 GtkTreeView *tree_view);
836 static gboolean gtk_tree_view_search_button_press_event (GtkWidget *widget,
837 GdkEventButton *event,
838 GtkTreeView *tree_view);
839 static gboolean gtk_tree_view_search_scroll_event (GtkWidget *entry,
840 GdkEventScroll *event,
841 GtkTreeView *tree_view);
842 static gboolean gtk_tree_view_search_key_press_event (GtkWidget *entry,
844 GtkTreeView *tree_view);
845 static gboolean gtk_tree_view_search_move (GtkWidget *window,
846 GtkTreeView *tree_view,
848 static gboolean gtk_tree_view_search_equal_func (GtkTreeModel *model,
852 gpointer search_data);
853 static gboolean gtk_tree_view_search_iter (GtkTreeModel *model,
854 GtkTreeSelection *selection,
859 static void gtk_tree_view_search_init (GtkWidget *entry,
860 GtkTreeView *tree_view);
861 static void gtk_tree_view_put (GtkTreeView *tree_view,
862 GtkWidget *child_widget,
867 static gboolean gtk_tree_view_start_editing (GtkTreeView *tree_view,
868 GtkTreePath *cursor_path,
870 static void gtk_tree_view_stop_editing (GtkTreeView *tree_view,
871 gboolean cancel_editing);
872 static gboolean gtk_tree_view_real_start_interactive_search (GtkTreeView *tree_view,
874 gboolean keybinding);
875 static gboolean gtk_tree_view_start_interactive_search (GtkTreeView *tree_view);
876 static GtkTreeViewColumn *gtk_tree_view_get_drop_column (GtkTreeView *tree_view,
877 GtkTreeViewColumn *column,
881 static void gtk_tree_view_buildable_add_child (GtkBuildable *tree_view,
885 static GObject *gtk_tree_view_buildable_get_internal_child (GtkBuildable *buildable,
887 const gchar *childname);
888 static void gtk_tree_view_buildable_init (GtkBuildableIface *iface);
891 static gboolean scroll_row_timeout (gpointer data);
892 static void add_scroll_timeout (GtkTreeView *tree_view);
893 static void remove_scroll_timeout (GtkTreeView *tree_view);
895 static guint tree_view_signals [LAST_SIGNAL] = { 0 };
902 G_DEFINE_TYPE_WITH_CODE (GtkTreeView, gtk_tree_view, GTK_TYPE_CONTAINER,
903 G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
904 gtk_tree_view_buildable_init)
905 G_IMPLEMENT_INTERFACE (GTK_TYPE_SCROLLABLE, NULL))
908 gtk_tree_view_class_init (GtkTreeViewClass *class)
910 GObjectClass *o_class;
911 GtkWidgetClass *widget_class;
912 GtkContainerClass *container_class;
913 GtkBindingSet *binding_set;
915 binding_set = gtk_binding_set_by_class (class);
917 o_class = (GObjectClass *) class;
918 widget_class = (GtkWidgetClass *) class;
919 container_class = (GtkContainerClass *) class;
921 /* GObject signals */
922 o_class->set_property = gtk_tree_view_set_property;
923 o_class->get_property = gtk_tree_view_get_property;
924 o_class->finalize = gtk_tree_view_finalize;
926 /* GtkWidget signals */
927 widget_class->destroy = gtk_tree_view_destroy;
928 widget_class->map = gtk_tree_view_map;
929 widget_class->realize = gtk_tree_view_realize;
930 widget_class->unrealize = gtk_tree_view_unrealize;
931 widget_class->get_preferred_width = gtk_tree_view_get_preferred_width;
932 widget_class->get_preferred_height = gtk_tree_view_get_preferred_height;
933 widget_class->size_allocate = gtk_tree_view_size_allocate;
934 widget_class->button_press_event = gtk_tree_view_button_press;
935 widget_class->button_release_event = gtk_tree_view_button_release;
936 widget_class->grab_broken_event = gtk_tree_view_grab_broken;
937 /*widget_class->configure_event = gtk_tree_view_configure;*/
938 widget_class->motion_notify_event = gtk_tree_view_motion;
939 widget_class->draw = gtk_tree_view_draw;
940 widget_class->key_press_event = gtk_tree_view_key_press;
941 widget_class->key_release_event = gtk_tree_view_key_release;
942 widget_class->enter_notify_event = gtk_tree_view_enter_notify;
943 widget_class->leave_notify_event = gtk_tree_view_leave_notify;
944 widget_class->focus_out_event = gtk_tree_view_focus_out;
945 widget_class->drag_begin = gtk_tree_view_drag_begin;
946 widget_class->drag_end = gtk_tree_view_drag_end;
947 widget_class->drag_data_get = gtk_tree_view_drag_data_get;
948 widget_class->drag_data_delete = gtk_tree_view_drag_data_delete;
949 widget_class->drag_leave = gtk_tree_view_drag_leave;
950 widget_class->drag_motion = gtk_tree_view_drag_motion;
951 widget_class->drag_drop = gtk_tree_view_drag_drop;
952 widget_class->drag_data_received = gtk_tree_view_drag_data_received;
953 widget_class->focus = gtk_tree_view_focus;
954 widget_class->grab_focus = gtk_tree_view_grab_focus;
955 widget_class->style_updated = gtk_tree_view_style_updated;
956 widget_class->grab_notify = gtk_tree_view_grab_notify;
957 widget_class->state_flags_changed = gtk_tree_view_state_flags_changed;
959 /* GtkContainer signals */
960 container_class->remove = gtk_tree_view_remove;
961 container_class->forall = gtk_tree_view_forall;
962 container_class->set_focus_child = gtk_tree_view_set_focus_child;
963 container_class->get_path_for_child = gtk_tree_view_get_path_for_child;
965 class->move_cursor = gtk_tree_view_real_move_cursor;
966 class->select_all = gtk_tree_view_real_select_all;
967 class->unselect_all = gtk_tree_view_real_unselect_all;
968 class->select_cursor_row = gtk_tree_view_real_select_cursor_row;
969 class->toggle_cursor_row = gtk_tree_view_real_toggle_cursor_row;
970 class->expand_collapse_cursor_row = gtk_tree_view_real_expand_collapse_cursor_row;
971 class->select_cursor_parent = gtk_tree_view_real_select_cursor_parent;
972 class->start_interactive_search = gtk_tree_view_start_interactive_search;
976 g_object_class_install_property (o_class,
978 g_param_spec_object ("model",
979 P_("TreeView Model"),
980 P_("The model for the tree view"),
982 GTK_PARAM_READWRITE));
984 g_object_class_override_property (o_class, PROP_HADJUSTMENT, "hadjustment");
985 g_object_class_override_property (o_class, PROP_VADJUSTMENT, "vadjustment");
986 g_object_class_override_property (o_class, PROP_HSCROLL_POLICY, "hscroll-policy");
987 g_object_class_override_property (o_class, PROP_VSCROLL_POLICY, "vscroll-policy");
989 g_object_class_install_property (o_class,
990 PROP_HEADERS_VISIBLE,
991 g_param_spec_boolean ("headers-visible",
992 P_("Headers Visible"),
993 P_("Show the column header buttons"),
995 GTK_PARAM_READWRITE));
997 g_object_class_install_property (o_class,
998 PROP_HEADERS_CLICKABLE,
999 g_param_spec_boolean ("headers-clickable",
1000 P_("Headers Clickable"),
1001 P_("Column headers respond to click events"),
1003 GTK_PARAM_READWRITE));
1005 g_object_class_install_property (o_class,
1006 PROP_EXPANDER_COLUMN,
1007 g_param_spec_object ("expander-column",
1008 P_("Expander Column"),
1009 P_("Set the column for the expander column"),
1010 GTK_TYPE_TREE_VIEW_COLUMN,
1011 GTK_PARAM_READWRITE));
1013 g_object_class_install_property (o_class,
1015 g_param_spec_boolean ("reorderable",
1017 P_("View is reorderable"),
1019 GTK_PARAM_READWRITE));
1021 g_object_class_install_property (o_class,
1023 g_param_spec_boolean ("rules-hint",
1025 P_("Set a hint to the theme engine to draw rows in alternating colors"),
1027 GTK_PARAM_READWRITE));
1029 g_object_class_install_property (o_class,
1031 g_param_spec_boolean ("enable-search",
1032 P_("Enable Search"),
1033 P_("View allows user to search through columns interactively"),
1035 GTK_PARAM_READWRITE));
1037 g_object_class_install_property (o_class,
1039 g_param_spec_int ("search-column",
1040 P_("Search Column"),
1041 P_("Model column to search through during interactive search"),
1045 GTK_PARAM_READWRITE));
1048 * GtkTreeView:fixed-height-mode:
1050 * Setting the ::fixed-height-mode property to %TRUE speeds up
1051 * #GtkTreeView by assuming that all rows have the same height.
1052 * Only enable this option if all rows are the same height.
1053 * Please see gtk_tree_view_set_fixed_height_mode() for more
1054 * information on this option.
1058 g_object_class_install_property (o_class,
1059 PROP_FIXED_HEIGHT_MODE,
1060 g_param_spec_boolean ("fixed-height-mode",
1061 P_("Fixed Height Mode"),
1062 P_("Speeds up GtkTreeView by assuming that all rows have the same height"),
1064 GTK_PARAM_READWRITE));
1067 * GtkTreeView:hover-selection:
1069 * Enables or disables the hover selection mode of @tree_view.
1070 * Hover selection makes the selected row follow the pointer.
1071 * Currently, this works only for the selection modes
1072 * %GTK_SELECTION_SINGLE and %GTK_SELECTION_BROWSE.
1074 * This mode is primarily intended for treeviews in popups, e.g.
1075 * in #GtkComboBox or #GtkEntryCompletion.
1079 g_object_class_install_property (o_class,
1080 PROP_HOVER_SELECTION,
1081 g_param_spec_boolean ("hover-selection",
1082 P_("Hover Selection"),
1083 P_("Whether the selection should follow the pointer"),
1085 GTK_PARAM_READWRITE));
1088 * GtkTreeView:hover-expand:
1090 * Enables or disables the hover expansion mode of @tree_view.
1091 * Hover expansion makes rows expand or collapse if the pointer moves
1094 * This mode is primarily intended for treeviews in popups, e.g.
1095 * in #GtkComboBox or #GtkEntryCompletion.
1099 g_object_class_install_property (o_class,
1101 g_param_spec_boolean ("hover-expand",
1103 P_("Whether rows should be expanded/collapsed when the pointer moves over them"),
1105 GTK_PARAM_READWRITE));
1108 * GtkTreeView:show-expanders:
1110 * %TRUE if the view has expanders.
1114 g_object_class_install_property (o_class,
1115 PROP_SHOW_EXPANDERS,
1116 g_param_spec_boolean ("show-expanders",
1117 P_("Show Expanders"),
1118 P_("View has expanders"),
1120 GTK_PARAM_READWRITE));
1123 * GtkTreeView:level-indentation:
1125 * Extra indentation for each level.
1129 g_object_class_install_property (o_class,
1130 PROP_LEVEL_INDENTATION,
1131 g_param_spec_int ("level-indentation",
1132 P_("Level Indentation"),
1133 P_("Extra indentation for each level"),
1137 GTK_PARAM_READWRITE));
1139 g_object_class_install_property (o_class,
1140 PROP_RUBBER_BANDING,
1141 g_param_spec_boolean ("rubber-banding",
1142 P_("Rubber Banding"),
1143 P_("Whether to enable selection of multiple items by dragging the mouse pointer"),
1145 GTK_PARAM_READWRITE));
1147 g_object_class_install_property (o_class,
1148 PROP_ENABLE_GRID_LINES,
1149 g_param_spec_enum ("enable-grid-lines",
1150 P_("Enable Grid Lines"),
1151 P_("Whether grid lines should be drawn in the tree view"),
1152 GTK_TYPE_TREE_VIEW_GRID_LINES,
1153 GTK_TREE_VIEW_GRID_LINES_NONE,
1154 GTK_PARAM_READWRITE));
1156 g_object_class_install_property (o_class,
1157 PROP_ENABLE_TREE_LINES,
1158 g_param_spec_boolean ("enable-tree-lines",
1159 P_("Enable Tree Lines"),
1160 P_("Whether tree lines should be drawn in the tree view"),
1162 GTK_PARAM_READWRITE));
1164 g_object_class_install_property (o_class,
1165 PROP_TOOLTIP_COLUMN,
1166 g_param_spec_int ("tooltip-column",
1167 P_("Tooltip Column"),
1168 P_("The column in the model containing the tooltip texts for the rows"),
1172 GTK_PARAM_READWRITE));
1174 /* Style properties */
1175 #define _TREE_VIEW_EXPANDER_SIZE 14
1176 #define _TREE_VIEW_VERTICAL_SEPARATOR 2
1177 #define _TREE_VIEW_HORIZONTAL_SEPARATOR 2
1179 gtk_widget_class_install_style_property (widget_class,
1180 g_param_spec_int ("expander-size",
1181 P_("Expander Size"),
1182 P_("Size of the expander arrow"),
1185 _TREE_VIEW_EXPANDER_SIZE,
1186 GTK_PARAM_READABLE));
1188 gtk_widget_class_install_style_property (widget_class,
1189 g_param_spec_int ("vertical-separator",
1190 P_("Vertical Separator Width"),
1191 P_("Vertical space between cells. Must be an even number"),
1194 _TREE_VIEW_VERTICAL_SEPARATOR,
1195 GTK_PARAM_READABLE));
1197 gtk_widget_class_install_style_property (widget_class,
1198 g_param_spec_int ("horizontal-separator",
1199 P_("Horizontal Separator Width"),
1200 P_("Horizontal space between cells. Must be an even number"),
1203 _TREE_VIEW_HORIZONTAL_SEPARATOR,
1204 GTK_PARAM_READABLE));
1206 gtk_widget_class_install_style_property (widget_class,
1207 g_param_spec_boolean ("allow-rules",
1209 P_("Allow drawing of alternating color rows"),
1211 GTK_PARAM_READABLE));
1213 gtk_widget_class_install_style_property (widget_class,
1214 g_param_spec_boolean ("indent-expanders",
1215 P_("Indent Expanders"),
1216 P_("Make the expanders indented"),
1218 GTK_PARAM_READABLE));
1220 gtk_widget_class_install_style_property (widget_class,
1221 g_param_spec_boxed ("even-row-color",
1222 P_("Even Row Color"),
1223 P_("Color to use for even rows"),
1225 GTK_PARAM_READABLE));
1227 gtk_widget_class_install_style_property (widget_class,
1228 g_param_spec_boxed ("odd-row-color",
1229 P_("Odd Row Color"),
1230 P_("Color to use for odd rows"),
1232 GTK_PARAM_READABLE));
1234 gtk_widget_class_install_style_property (widget_class,
1235 g_param_spec_int ("grid-line-width",
1236 P_("Grid line width"),
1237 P_("Width, in pixels, of the tree view grid lines"),
1239 GTK_PARAM_READABLE));
1241 gtk_widget_class_install_style_property (widget_class,
1242 g_param_spec_int ("tree-line-width",
1243 P_("Tree line width"),
1244 P_("Width, in pixels, of the tree view lines"),
1246 GTK_PARAM_READABLE));
1248 gtk_widget_class_install_style_property (widget_class,
1249 g_param_spec_string ("grid-line-pattern",
1250 P_("Grid line pattern"),
1251 P_("Dash pattern used to draw the tree view grid lines"),
1253 GTK_PARAM_READABLE));
1255 gtk_widget_class_install_style_property (widget_class,
1256 g_param_spec_string ("tree-line-pattern",
1257 P_("Tree line pattern"),
1258 P_("Dash pattern used to draw the tree view lines"),
1260 GTK_PARAM_READABLE));
1264 * GtkTreeView::row-activated:
1265 * @tree_view: the object on which the signal is emitted
1266 * @path: the #GtkTreePath for the activated row
1267 * @column: the #GtkTreeViewColumn in which the activation occurred
1269 * The "row-activated" signal is emitted when the method
1270 * gtk_tree_view_row_activated() is called or the user double clicks
1271 * a treeview row. It is also emitted when a non-editable row is
1272 * selected and one of the keys: Space, Shift+Space, Return or
1275 * For selection handling refer to the <link linkend="TreeWidget">tree
1276 * widget conceptual overview</link> as well as #GtkTreeSelection.
1278 tree_view_signals[ROW_ACTIVATED] =
1279 g_signal_new (I_("row-activated"),
1280 G_TYPE_FROM_CLASS (o_class),
1281 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1282 G_STRUCT_OFFSET (GtkTreeViewClass, row_activated),
1284 _gtk_marshal_VOID__BOXED_OBJECT,
1287 GTK_TYPE_TREE_VIEW_COLUMN);
1290 * GtkTreeView::test-expand-row:
1291 * @tree_view: the object on which the signal is emitted
1292 * @iter: the tree iter of the row to expand
1293 * @path: a tree path that points to the row
1295 * The given row is about to be expanded (show its children nodes). Use this
1296 * signal if you need to control the expandability of individual rows.
1298 * Returns: %FALSE to allow expansion, %TRUE to reject
1300 tree_view_signals[TEST_EXPAND_ROW] =
1301 g_signal_new (I_("test-expand-row"),
1302 G_TYPE_FROM_CLASS (o_class),
1304 G_STRUCT_OFFSET (GtkTreeViewClass, test_expand_row),
1305 _gtk_boolean_handled_accumulator, NULL,
1306 _gtk_marshal_BOOLEAN__BOXED_BOXED,
1309 GTK_TYPE_TREE_PATH);
1312 * GtkTreeView::test-collapse-row:
1313 * @tree_view: the object on which the signal is emitted
1314 * @iter: the tree iter of the row to collapse
1315 * @path: a tree path that points to the row
1317 * The given row is about to be collapsed (hide its children nodes). Use this
1318 * signal if you need to control the collapsibility of individual rows.
1320 * Returns: %FALSE to allow collapsing, %TRUE to reject
1322 tree_view_signals[TEST_COLLAPSE_ROW] =
1323 g_signal_new (I_("test-collapse-row"),
1324 G_TYPE_FROM_CLASS (o_class),
1326 G_STRUCT_OFFSET (GtkTreeViewClass, test_collapse_row),
1327 _gtk_boolean_handled_accumulator, NULL,
1328 _gtk_marshal_BOOLEAN__BOXED_BOXED,
1331 GTK_TYPE_TREE_PATH);
1334 * GtkTreeView::row-expanded:
1335 * @tree_view: the object on which the signal is emitted
1336 * @iter: the tree iter of the expanded row
1337 * @path: a tree path that points to the row
1339 * The given row has been expanded (child nodes are shown).
1341 tree_view_signals[ROW_EXPANDED] =
1342 g_signal_new (I_("row-expanded"),
1343 G_TYPE_FROM_CLASS (o_class),
1345 G_STRUCT_OFFSET (GtkTreeViewClass, row_expanded),
1347 _gtk_marshal_VOID__BOXED_BOXED,
1350 GTK_TYPE_TREE_PATH);
1353 * GtkTreeView::row-collapsed:
1354 * @tree_view: the object on which the signal is emitted
1355 * @iter: the tree iter of the collapsed row
1356 * @path: a tree path that points to the row
1358 * The given row has been collapsed (child nodes are hidden).
1360 tree_view_signals[ROW_COLLAPSED] =
1361 g_signal_new (I_("row-collapsed"),
1362 G_TYPE_FROM_CLASS (o_class),
1364 G_STRUCT_OFFSET (GtkTreeViewClass, row_collapsed),
1366 _gtk_marshal_VOID__BOXED_BOXED,
1369 GTK_TYPE_TREE_PATH);
1372 * GtkTreeView::columns-changed:
1373 * @tree_view: the object on which the signal is emitted
1375 * The number of columns of the treeview has changed.
1377 tree_view_signals[COLUMNS_CHANGED] =
1378 g_signal_new (I_("columns-changed"),
1379 G_TYPE_FROM_CLASS (o_class),
1381 G_STRUCT_OFFSET (GtkTreeViewClass, columns_changed),
1383 _gtk_marshal_VOID__VOID,
1387 * GtkTreeView::cursor-changed:
1388 * @tree_view: the object on which the signal is emitted
1390 * The position of the cursor (focused cell) has changed.
1392 tree_view_signals[CURSOR_CHANGED] =
1393 g_signal_new (I_("cursor-changed"),
1394 G_TYPE_FROM_CLASS (o_class),
1396 G_STRUCT_OFFSET (GtkTreeViewClass, cursor_changed),
1398 _gtk_marshal_VOID__VOID,
1401 tree_view_signals[MOVE_CURSOR] =
1402 g_signal_new (I_("move-cursor"),
1403 G_TYPE_FROM_CLASS (o_class),
1404 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1405 G_STRUCT_OFFSET (GtkTreeViewClass, move_cursor),
1407 _gtk_marshal_BOOLEAN__ENUM_INT,
1409 GTK_TYPE_MOVEMENT_STEP,
1412 tree_view_signals[SELECT_ALL] =
1413 g_signal_new (I_("select-all"),
1414 G_TYPE_FROM_CLASS (o_class),
1415 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1416 G_STRUCT_OFFSET (GtkTreeViewClass, select_all),
1418 _gtk_marshal_BOOLEAN__VOID,
1421 tree_view_signals[UNSELECT_ALL] =
1422 g_signal_new (I_("unselect-all"),
1423 G_TYPE_FROM_CLASS (o_class),
1424 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1425 G_STRUCT_OFFSET (GtkTreeViewClass, unselect_all),
1427 _gtk_marshal_BOOLEAN__VOID,
1430 tree_view_signals[SELECT_CURSOR_ROW] =
1431 g_signal_new (I_("select-cursor-row"),
1432 G_TYPE_FROM_CLASS (o_class),
1433 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1434 G_STRUCT_OFFSET (GtkTreeViewClass, select_cursor_row),
1436 _gtk_marshal_BOOLEAN__BOOLEAN,
1440 tree_view_signals[TOGGLE_CURSOR_ROW] =
1441 g_signal_new (I_("toggle-cursor-row"),
1442 G_TYPE_FROM_CLASS (o_class),
1443 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1444 G_STRUCT_OFFSET (GtkTreeViewClass, toggle_cursor_row),
1446 _gtk_marshal_BOOLEAN__VOID,
1449 tree_view_signals[EXPAND_COLLAPSE_CURSOR_ROW] =
1450 g_signal_new (I_("expand-collapse-cursor-row"),
1451 G_TYPE_FROM_CLASS (o_class),
1452 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1453 G_STRUCT_OFFSET (GtkTreeViewClass, expand_collapse_cursor_row),
1455 _gtk_marshal_BOOLEAN__BOOLEAN_BOOLEAN_BOOLEAN,
1461 tree_view_signals[SELECT_CURSOR_PARENT] =
1462 g_signal_new (I_("select-cursor-parent"),
1463 G_TYPE_FROM_CLASS (o_class),
1464 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1465 G_STRUCT_OFFSET (GtkTreeViewClass, select_cursor_parent),
1467 _gtk_marshal_BOOLEAN__VOID,
1470 tree_view_signals[START_INTERACTIVE_SEARCH] =
1471 g_signal_new (I_("start-interactive-search"),
1472 G_TYPE_FROM_CLASS (o_class),
1473 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1474 G_STRUCT_OFFSET (GtkTreeViewClass, start_interactive_search),
1476 _gtk_marshal_BOOLEAN__VOID,
1480 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Up, 0, TRUE,
1481 GTK_MOVEMENT_DISPLAY_LINES, -1);
1482 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Up, 0, TRUE,
1483 GTK_MOVEMENT_DISPLAY_LINES, -1);
1485 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Down, 0, TRUE,
1486 GTK_MOVEMENT_DISPLAY_LINES, 1);
1487 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Down, 0, TRUE,
1488 GTK_MOVEMENT_DISPLAY_LINES, 1);
1490 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_p, GDK_CONTROL_MASK, FALSE,
1491 GTK_MOVEMENT_DISPLAY_LINES, -1);
1493 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_n, GDK_CONTROL_MASK, FALSE,
1494 GTK_MOVEMENT_DISPLAY_LINES, 1);
1496 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Home, 0, TRUE,
1497 GTK_MOVEMENT_BUFFER_ENDS, -1);
1498 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Home, 0, TRUE,
1499 GTK_MOVEMENT_BUFFER_ENDS, -1);
1501 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_End, 0, TRUE,
1502 GTK_MOVEMENT_BUFFER_ENDS, 1);
1503 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_End, 0, TRUE,
1504 GTK_MOVEMENT_BUFFER_ENDS, 1);
1506 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Page_Up, 0, TRUE,
1507 GTK_MOVEMENT_PAGES, -1);
1508 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Page_Up, 0, TRUE,
1509 GTK_MOVEMENT_PAGES, -1);
1511 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Page_Down, 0, TRUE,
1512 GTK_MOVEMENT_PAGES, 1);
1513 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Page_Down, 0, TRUE,
1514 GTK_MOVEMENT_PAGES, 1);
1517 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Right, 0, "move-cursor", 2,
1518 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1521 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Left, 0, "move-cursor", 2,
1522 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1525 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Right, 0, "move-cursor", 2,
1526 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1529 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Left, 0, "move-cursor", 2,
1530 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1533 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Right, GDK_CONTROL_MASK,
1535 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1538 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Left, GDK_CONTROL_MASK,
1540 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1543 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Right, GDK_CONTROL_MASK,
1545 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1548 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Left, GDK_CONTROL_MASK,
1550 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1553 gtk_binding_entry_add_signal (binding_set, GDK_KEY_space, GDK_CONTROL_MASK, "toggle-cursor-row", 0);
1554 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Space, GDK_CONTROL_MASK, "toggle-cursor-row", 0);
1556 gtk_binding_entry_add_signal (binding_set, GDK_KEY_a, GDK_CONTROL_MASK, "select-all", 0);
1557 gtk_binding_entry_add_signal (binding_set, GDK_KEY_slash, GDK_CONTROL_MASK, "select-all", 0);
1559 gtk_binding_entry_add_signal (binding_set, GDK_KEY_A, GDK_CONTROL_MASK | GDK_SHIFT_MASK, "unselect-all", 0);
1560 gtk_binding_entry_add_signal (binding_set, GDK_KEY_backslash, GDK_CONTROL_MASK, "unselect-all", 0);
1562 gtk_binding_entry_add_signal (binding_set, GDK_KEY_space, GDK_SHIFT_MASK, "select-cursor-row", 1,
1563 G_TYPE_BOOLEAN, TRUE);
1564 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Space, GDK_SHIFT_MASK, "select-cursor-row", 1,
1565 G_TYPE_BOOLEAN, TRUE);
1567 gtk_binding_entry_add_signal (binding_set, GDK_KEY_space, 0, "select-cursor-row", 1,
1568 G_TYPE_BOOLEAN, TRUE);
1569 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Space, 0, "select-cursor-row", 1,
1570 G_TYPE_BOOLEAN, TRUE);
1571 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Return, 0, "select-cursor-row", 1,
1572 G_TYPE_BOOLEAN, TRUE);
1573 gtk_binding_entry_add_signal (binding_set, GDK_KEY_ISO_Enter, 0, "select-cursor-row", 1,
1574 G_TYPE_BOOLEAN, TRUE);
1575 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Enter, 0, "select-cursor-row", 1,
1576 G_TYPE_BOOLEAN, TRUE);
1578 /* expand and collapse rows */
1579 gtk_binding_entry_add_signal (binding_set, GDK_KEY_plus, 0, "expand-collapse-cursor-row", 3,
1580 G_TYPE_BOOLEAN, TRUE,
1581 G_TYPE_BOOLEAN, TRUE,
1582 G_TYPE_BOOLEAN, FALSE);
1584 gtk_binding_entry_add_signal (binding_set, GDK_KEY_asterisk, 0,
1585 "expand-collapse-cursor-row", 3,
1586 G_TYPE_BOOLEAN, TRUE,
1587 G_TYPE_BOOLEAN, TRUE,
1588 G_TYPE_BOOLEAN, TRUE);
1589 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Multiply, 0,
1590 "expand-collapse-cursor-row", 3,
1591 G_TYPE_BOOLEAN, TRUE,
1592 G_TYPE_BOOLEAN, TRUE,
1593 G_TYPE_BOOLEAN, TRUE);
1595 gtk_binding_entry_add_signal (binding_set, GDK_KEY_slash, 0,
1596 "expand-collapse-cursor-row", 3,
1597 G_TYPE_BOOLEAN, TRUE,
1598 G_TYPE_BOOLEAN, FALSE,
1599 G_TYPE_BOOLEAN, FALSE);
1600 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Divide, 0,
1601 "expand-collapse-cursor-row", 3,
1602 G_TYPE_BOOLEAN, TRUE,
1603 G_TYPE_BOOLEAN, FALSE,
1604 G_TYPE_BOOLEAN, FALSE);
1606 /* Not doable on US keyboards */
1607 gtk_binding_entry_add_signal (binding_set, GDK_KEY_plus, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1608 G_TYPE_BOOLEAN, TRUE,
1609 G_TYPE_BOOLEAN, TRUE,
1610 G_TYPE_BOOLEAN, TRUE);
1611 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Add, 0, "expand-collapse-cursor-row", 3,
1612 G_TYPE_BOOLEAN, TRUE,
1613 G_TYPE_BOOLEAN, TRUE,
1614 G_TYPE_BOOLEAN, FALSE);
1615 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Add, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1616 G_TYPE_BOOLEAN, TRUE,
1617 G_TYPE_BOOLEAN, TRUE,
1618 G_TYPE_BOOLEAN, TRUE);
1619 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Add, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1620 G_TYPE_BOOLEAN, TRUE,
1621 G_TYPE_BOOLEAN, TRUE,
1622 G_TYPE_BOOLEAN, TRUE);
1623 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Right, GDK_SHIFT_MASK,
1624 "expand-collapse-cursor-row", 3,
1625 G_TYPE_BOOLEAN, FALSE,
1626 G_TYPE_BOOLEAN, TRUE,
1627 G_TYPE_BOOLEAN, TRUE);
1628 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Right, GDK_SHIFT_MASK,
1629 "expand-collapse-cursor-row", 3,
1630 G_TYPE_BOOLEAN, FALSE,
1631 G_TYPE_BOOLEAN, TRUE,
1632 G_TYPE_BOOLEAN, TRUE);
1633 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Right,
1634 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
1635 "expand-collapse-cursor-row", 3,
1636 G_TYPE_BOOLEAN, FALSE,
1637 G_TYPE_BOOLEAN, TRUE,
1638 G_TYPE_BOOLEAN, TRUE);
1639 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Right,
1640 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
1641 "expand-collapse-cursor-row", 3,
1642 G_TYPE_BOOLEAN, FALSE,
1643 G_TYPE_BOOLEAN, TRUE,
1644 G_TYPE_BOOLEAN, TRUE);
1646 gtk_binding_entry_add_signal (binding_set, GDK_KEY_minus, 0, "expand-collapse-cursor-row", 3,
1647 G_TYPE_BOOLEAN, TRUE,
1648 G_TYPE_BOOLEAN, FALSE,
1649 G_TYPE_BOOLEAN, FALSE);
1650 gtk_binding_entry_add_signal (binding_set, GDK_KEY_minus, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1651 G_TYPE_BOOLEAN, TRUE,
1652 G_TYPE_BOOLEAN, FALSE,
1653 G_TYPE_BOOLEAN, TRUE);
1654 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Subtract, 0, "expand-collapse-cursor-row", 3,
1655 G_TYPE_BOOLEAN, TRUE,
1656 G_TYPE_BOOLEAN, FALSE,
1657 G_TYPE_BOOLEAN, FALSE);
1658 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Subtract, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1659 G_TYPE_BOOLEAN, TRUE,
1660 G_TYPE_BOOLEAN, FALSE,
1661 G_TYPE_BOOLEAN, TRUE);
1662 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Left, GDK_SHIFT_MASK,
1663 "expand-collapse-cursor-row", 3,
1664 G_TYPE_BOOLEAN, FALSE,
1665 G_TYPE_BOOLEAN, FALSE,
1666 G_TYPE_BOOLEAN, TRUE);
1667 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Left, GDK_SHIFT_MASK,
1668 "expand-collapse-cursor-row", 3,
1669 G_TYPE_BOOLEAN, FALSE,
1670 G_TYPE_BOOLEAN, FALSE,
1671 G_TYPE_BOOLEAN, TRUE);
1672 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Left,
1673 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
1674 "expand-collapse-cursor-row", 3,
1675 G_TYPE_BOOLEAN, FALSE,
1676 G_TYPE_BOOLEAN, FALSE,
1677 G_TYPE_BOOLEAN, TRUE);
1678 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Left,
1679 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
1680 "expand-collapse-cursor-row", 3,
1681 G_TYPE_BOOLEAN, FALSE,
1682 G_TYPE_BOOLEAN, FALSE,
1683 G_TYPE_BOOLEAN, TRUE);
1685 gtk_binding_entry_add_signal (binding_set, GDK_KEY_BackSpace, 0, "select-cursor-parent", 0);
1686 gtk_binding_entry_add_signal (binding_set, GDK_KEY_BackSpace, GDK_CONTROL_MASK, "select-cursor-parent", 0);
1688 gtk_binding_entry_add_signal (binding_set, GDK_KEY_f, GDK_CONTROL_MASK, "start-interactive-search", 0);
1690 gtk_binding_entry_add_signal (binding_set, GDK_KEY_F, GDK_CONTROL_MASK, "start-interactive-search", 0);
1692 g_type_class_add_private (o_class, sizeof (GtkTreeViewPrivate));
1694 gtk_widget_class_set_accessible_type (widget_class, GTK_TYPE_TREE_VIEW_ACCESSIBLE);
1698 gtk_tree_view_init (GtkTreeView *tree_view)
1700 tree_view->priv = G_TYPE_INSTANCE_GET_PRIVATE (tree_view, GTK_TYPE_TREE_VIEW, GtkTreeViewPrivate);
1702 gtk_widget_set_can_focus (GTK_WIDGET (tree_view), TRUE);
1703 gtk_widget_set_redraw_on_allocate (GTK_WIDGET (tree_view), FALSE);
1705 tree_view->priv->show_expanders = TRUE;
1706 tree_view->priv->draw_keyfocus = TRUE;
1707 tree_view->priv->headers_visible = TRUE;
1709 /* We need some padding */
1710 tree_view->priv->dy = 0;
1711 tree_view->priv->cursor_offset = 0;
1712 tree_view->priv->n_columns = 0;
1713 tree_view->priv->header_height = 1;
1714 tree_view->priv->x_drag = 0;
1715 tree_view->priv->drag_pos = -1;
1716 tree_view->priv->header_has_focus = FALSE;
1717 tree_view->priv->pressed_button = -1;
1718 tree_view->priv->press_start_x = -1;
1719 tree_view->priv->press_start_y = -1;
1720 tree_view->priv->reorderable = FALSE;
1721 tree_view->priv->presize_handler_timer = 0;
1722 tree_view->priv->scroll_sync_timer = 0;
1723 tree_view->priv->fixed_height = -1;
1724 tree_view->priv->fixed_height_mode = FALSE;
1725 tree_view->priv->fixed_height_check = 0;
1726 tree_view->priv->selection = _gtk_tree_selection_new_with_tree_view (tree_view);
1727 tree_view->priv->enable_search = TRUE;
1728 tree_view->priv->search_column = -1;
1729 tree_view->priv->search_position_func = gtk_tree_view_search_position_func;
1730 tree_view->priv->search_equal_func = gtk_tree_view_search_equal_func;
1731 tree_view->priv->search_custom_entry_set = FALSE;
1732 tree_view->priv->typeselect_flush_timeout = 0;
1733 tree_view->priv->init_hadjust_value = TRUE;
1734 tree_view->priv->width = 0;
1736 tree_view->priv->hover_selection = FALSE;
1737 tree_view->priv->hover_expand = FALSE;
1739 tree_view->priv->level_indentation = 0;
1741 tree_view->priv->rubber_banding_enable = FALSE;
1743 tree_view->priv->grid_lines = GTK_TREE_VIEW_GRID_LINES_NONE;
1744 tree_view->priv->tree_lines_enabled = FALSE;
1746 tree_view->priv->tooltip_column = -1;
1748 tree_view->priv->post_validation_flag = FALSE;
1750 tree_view->priv->last_button_x = -1;
1751 tree_view->priv->last_button_y = -1;
1753 tree_view->priv->event_last_x = -10000;
1754 tree_view->priv->event_last_y = -10000;
1756 gtk_tree_view_set_vadjustment (tree_view, NULL);
1757 gtk_tree_view_set_hadjustment (tree_view, NULL);
1766 gtk_tree_view_set_property (GObject *object,
1768 const GValue *value,
1771 GtkTreeView *tree_view;
1773 tree_view = GTK_TREE_VIEW (object);
1778 gtk_tree_view_set_model (tree_view, g_value_get_object (value));
1780 case PROP_HADJUSTMENT:
1781 gtk_tree_view_set_hadjustment (tree_view, g_value_get_object (value));
1783 case PROP_VADJUSTMENT:
1784 gtk_tree_view_set_vadjustment (tree_view, g_value_get_object (value));
1786 case PROP_HSCROLL_POLICY:
1787 tree_view->priv->hscroll_policy = g_value_get_enum (value);
1788 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
1790 case PROP_VSCROLL_POLICY:
1791 tree_view->priv->vscroll_policy = g_value_get_enum (value);
1792 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
1794 case PROP_HEADERS_VISIBLE:
1795 gtk_tree_view_set_headers_visible (tree_view, g_value_get_boolean (value));
1797 case PROP_HEADERS_CLICKABLE:
1798 gtk_tree_view_set_headers_clickable (tree_view, g_value_get_boolean (value));
1800 case PROP_EXPANDER_COLUMN:
1801 gtk_tree_view_set_expander_column (tree_view, g_value_get_object (value));
1803 case PROP_REORDERABLE:
1804 gtk_tree_view_set_reorderable (tree_view, g_value_get_boolean (value));
1806 case PROP_RULES_HINT:
1807 gtk_tree_view_set_rules_hint (tree_view, g_value_get_boolean (value));
1809 case PROP_ENABLE_SEARCH:
1810 gtk_tree_view_set_enable_search (tree_view, g_value_get_boolean (value));
1812 case PROP_SEARCH_COLUMN:
1813 gtk_tree_view_set_search_column (tree_view, g_value_get_int (value));
1815 case PROP_FIXED_HEIGHT_MODE:
1816 gtk_tree_view_set_fixed_height_mode (tree_view, g_value_get_boolean (value));
1818 case PROP_HOVER_SELECTION:
1819 tree_view->priv->hover_selection = g_value_get_boolean (value);
1821 case PROP_HOVER_EXPAND:
1822 tree_view->priv->hover_expand = g_value_get_boolean (value);
1824 case PROP_SHOW_EXPANDERS:
1825 gtk_tree_view_set_show_expanders (tree_view, g_value_get_boolean (value));
1827 case PROP_LEVEL_INDENTATION:
1828 tree_view->priv->level_indentation = g_value_get_int (value);
1830 case PROP_RUBBER_BANDING:
1831 tree_view->priv->rubber_banding_enable = g_value_get_boolean (value);
1833 case PROP_ENABLE_GRID_LINES:
1834 gtk_tree_view_set_grid_lines (tree_view, g_value_get_enum (value));
1836 case PROP_ENABLE_TREE_LINES:
1837 gtk_tree_view_set_enable_tree_lines (tree_view, g_value_get_boolean (value));
1839 case PROP_TOOLTIP_COLUMN:
1840 gtk_tree_view_set_tooltip_column (tree_view, g_value_get_int (value));
1843 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1849 gtk_tree_view_get_property (GObject *object,
1854 GtkTreeView *tree_view;
1856 tree_view = GTK_TREE_VIEW (object);
1861 g_value_set_object (value, tree_view->priv->model);
1863 case PROP_HADJUSTMENT:
1864 g_value_set_object (value, tree_view->priv->hadjustment);
1866 case PROP_VADJUSTMENT:
1867 g_value_set_object (value, tree_view->priv->vadjustment);
1869 case PROP_HSCROLL_POLICY:
1870 g_value_set_enum (value, tree_view->priv->hscroll_policy);
1872 case PROP_VSCROLL_POLICY:
1873 g_value_set_enum (value, tree_view->priv->vscroll_policy);
1875 case PROP_HEADERS_VISIBLE:
1876 g_value_set_boolean (value, gtk_tree_view_get_headers_visible (tree_view));
1878 case PROP_HEADERS_CLICKABLE:
1879 g_value_set_boolean (value, gtk_tree_view_get_headers_clickable (tree_view));
1881 case PROP_EXPANDER_COLUMN:
1882 g_value_set_object (value, tree_view->priv->expander_column);
1884 case PROP_REORDERABLE:
1885 g_value_set_boolean (value, tree_view->priv->reorderable);
1887 case PROP_RULES_HINT:
1888 g_value_set_boolean (value, tree_view->priv->has_rules);
1890 case PROP_ENABLE_SEARCH:
1891 g_value_set_boolean (value, tree_view->priv->enable_search);
1893 case PROP_SEARCH_COLUMN:
1894 g_value_set_int (value, tree_view->priv->search_column);
1896 case PROP_FIXED_HEIGHT_MODE:
1897 g_value_set_boolean (value, tree_view->priv->fixed_height_mode);
1899 case PROP_HOVER_SELECTION:
1900 g_value_set_boolean (value, tree_view->priv->hover_selection);
1902 case PROP_HOVER_EXPAND:
1903 g_value_set_boolean (value, tree_view->priv->hover_expand);
1905 case PROP_SHOW_EXPANDERS:
1906 g_value_set_boolean (value, tree_view->priv->show_expanders);
1908 case PROP_LEVEL_INDENTATION:
1909 g_value_set_int (value, tree_view->priv->level_indentation);
1911 case PROP_RUBBER_BANDING:
1912 g_value_set_boolean (value, tree_view->priv->rubber_banding_enable);
1914 case PROP_ENABLE_GRID_LINES:
1915 g_value_set_enum (value, tree_view->priv->grid_lines);
1917 case PROP_ENABLE_TREE_LINES:
1918 g_value_set_boolean (value, tree_view->priv->tree_lines_enabled);
1920 case PROP_TOOLTIP_COLUMN:
1921 g_value_set_int (value, tree_view->priv->tooltip_column);
1924 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1930 gtk_tree_view_finalize (GObject *object)
1932 G_OBJECT_CLASS (gtk_tree_view_parent_class)->finalize (object);
1936 static GtkBuildableIface *parent_buildable_iface;
1939 gtk_tree_view_buildable_init (GtkBuildableIface *iface)
1941 parent_buildable_iface = g_type_interface_peek_parent (iface);
1942 iface->add_child = gtk_tree_view_buildable_add_child;
1943 iface->get_internal_child = gtk_tree_view_buildable_get_internal_child;
1947 gtk_tree_view_buildable_add_child (GtkBuildable *tree_view,
1948 GtkBuilder *builder,
1952 gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), GTK_TREE_VIEW_COLUMN (child));
1956 gtk_tree_view_buildable_get_internal_child (GtkBuildable *buildable,
1957 GtkBuilder *builder,
1958 const gchar *childname)
1960 if (strcmp (childname, "selection") == 0)
1961 return G_OBJECT (GTK_TREE_VIEW (buildable)->priv->selection);
1963 return parent_buildable_iface->get_internal_child (buildable,
1968 /* GtkWidget Methods
1972 gtk_tree_view_free_rbtree (GtkTreeView *tree_view)
1974 _gtk_rbtree_free (tree_view->priv->tree);
1976 tree_view->priv->tree = NULL;
1977 tree_view->priv->button_pressed_node = NULL;
1978 tree_view->priv->button_pressed_tree = NULL;
1979 tree_view->priv->prelight_tree = NULL;
1980 tree_view->priv->prelight_node = NULL;
1981 tree_view->priv->expanded_collapsed_node = NULL;
1982 tree_view->priv->expanded_collapsed_tree = NULL;
1986 gtk_tree_view_destroy (GtkWidget *widget)
1988 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
1991 gtk_tree_view_stop_editing (tree_view, TRUE);
1993 if (tree_view->priv->columns != NULL)
1995 list = tree_view->priv->columns;
1998 GtkTreeViewColumn *column;
1999 column = GTK_TREE_VIEW_COLUMN (list->data);
2001 gtk_tree_view_remove_column (tree_view, column);
2003 tree_view->priv->columns = NULL;
2006 if (tree_view->priv->tree != NULL)
2008 gtk_tree_view_unref_and_check_selection_tree (tree_view, tree_view->priv->tree);
2010 gtk_tree_view_free_rbtree (tree_view);
2013 if (tree_view->priv->selection != NULL)
2015 _gtk_tree_selection_set_tree_view (tree_view->priv->selection, NULL);
2016 g_object_unref (tree_view->priv->selection);
2017 tree_view->priv->selection = NULL;
2020 if (tree_view->priv->scroll_to_path != NULL)
2022 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
2023 tree_view->priv->scroll_to_path = NULL;
2026 if (tree_view->priv->drag_dest_row != NULL)
2028 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
2029 tree_view->priv->drag_dest_row = NULL;
2032 if (tree_view->priv->top_row != NULL)
2034 gtk_tree_row_reference_free (tree_view->priv->top_row);
2035 tree_view->priv->top_row = NULL;
2038 if (tree_view->priv->column_drop_func_data &&
2039 tree_view->priv->column_drop_func_data_destroy)
2041 tree_view->priv->column_drop_func_data_destroy (tree_view->priv->column_drop_func_data);
2042 tree_view->priv->column_drop_func_data = NULL;
2045 if (tree_view->priv->destroy_count_destroy &&
2046 tree_view->priv->destroy_count_data)
2048 tree_view->priv->destroy_count_destroy (tree_view->priv->destroy_count_data);
2049 tree_view->priv->destroy_count_data = NULL;
2052 gtk_tree_row_reference_free (tree_view->priv->cursor);
2053 tree_view->priv->cursor = NULL;
2055 gtk_tree_row_reference_free (tree_view->priv->anchor);
2056 tree_view->priv->anchor = NULL;
2058 /* destroy interactive search dialog */
2059 if (tree_view->priv->search_window)
2061 gtk_widget_destroy (tree_view->priv->search_window);
2062 tree_view->priv->search_window = NULL;
2063 tree_view->priv->search_entry = NULL;
2064 if (tree_view->priv->typeselect_flush_timeout)
2066 g_source_remove (tree_view->priv->typeselect_flush_timeout);
2067 tree_view->priv->typeselect_flush_timeout = 0;
2071 if (tree_view->priv->search_destroy && tree_view->priv->search_user_data)
2073 tree_view->priv->search_destroy (tree_view->priv->search_user_data);
2074 tree_view->priv->search_user_data = NULL;
2077 if (tree_view->priv->search_position_destroy && tree_view->priv->search_position_user_data)
2079 tree_view->priv->search_position_destroy (tree_view->priv->search_position_user_data);
2080 tree_view->priv->search_position_user_data = NULL;
2083 if (tree_view->priv->row_separator_destroy && tree_view->priv->row_separator_data)
2085 tree_view->priv->row_separator_destroy (tree_view->priv->row_separator_data);
2086 tree_view->priv->row_separator_data = NULL;
2089 gtk_tree_view_set_model (tree_view, NULL);
2091 if (tree_view->priv->hadjustment)
2093 g_object_unref (tree_view->priv->hadjustment);
2094 tree_view->priv->hadjustment = NULL;
2096 if (tree_view->priv->vadjustment)
2098 g_object_unref (tree_view->priv->vadjustment);
2099 tree_view->priv->vadjustment = NULL;
2102 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->destroy (widget);
2105 /* GtkWidget::map helper */
2107 gtk_tree_view_map_buttons (GtkTreeView *tree_view)
2111 g_return_if_fail (gtk_widget_get_mapped (GTK_WIDGET (tree_view)));
2113 if (tree_view->priv->headers_visible)
2115 GtkTreeViewColumn *column;
2119 for (list = tree_view->priv->columns; list; list = list->next)
2121 column = list->data;
2122 button = gtk_tree_view_column_get_button (column);
2124 if (gtk_tree_view_column_get_visible (column) && button)
2125 gtk_widget_show_now (button);
2127 if (gtk_widget_get_visible (button) &&
2128 !gtk_widget_get_mapped (button))
2129 gtk_widget_map (button);
2131 for (list = tree_view->priv->columns; list; list = list->next)
2133 column = list->data;
2134 if (gtk_tree_view_column_get_visible (column) == FALSE)
2137 window = _gtk_tree_view_column_get_window (column);
2138 if (gtk_tree_view_column_get_resizable (column))
2140 gdk_window_raise (window);
2141 gdk_window_show (window);
2144 gdk_window_hide (window);
2146 gdk_window_show (tree_view->priv->header_window);
2151 gtk_tree_view_map (GtkWidget *widget)
2153 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2156 gtk_widget_set_mapped (widget, TRUE);
2158 tmp_list = tree_view->priv->children;
2161 GtkTreeViewChild *child = tmp_list->data;
2162 tmp_list = tmp_list->next;
2164 if (gtk_widget_get_visible (child->widget))
2166 if (!gtk_widget_get_mapped (child->widget))
2167 gtk_widget_map (child->widget);
2170 gdk_window_show (tree_view->priv->bin_window);
2172 gtk_tree_view_map_buttons (tree_view);
2174 gdk_window_show (gtk_widget_get_window (widget));
2178 gtk_tree_view_realize (GtkWidget *widget)
2180 GtkAllocation allocation;
2181 GtkStyleContext *context;
2182 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2184 GdkWindowAttr attributes;
2186 gint attributes_mask;
2188 gtk_widget_set_realized (widget, TRUE);
2190 gtk_widget_get_allocation (widget, &allocation);
2192 /* Make the main, clipping window */
2193 attributes.window_type = GDK_WINDOW_CHILD;
2194 attributes.x = allocation.x;
2195 attributes.y = allocation.y;
2196 attributes.width = allocation.width;
2197 attributes.height = allocation.height;
2198 attributes.wclass = GDK_INPUT_OUTPUT;
2199 attributes.visual = gtk_widget_get_visual (widget);
2200 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK;
2202 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
2204 window = gdk_window_new (gtk_widget_get_parent_window (widget),
2205 &attributes, attributes_mask);
2206 gtk_widget_set_window (widget, window);
2207 gdk_window_set_user_data (window, widget);
2209 gtk_widget_get_allocation (widget, &allocation);
2211 /* Make the window for the tree */
2213 attributes.y = gtk_tree_view_get_effective_header_height (tree_view);
2214 attributes.width = MAX (tree_view->priv->width, allocation.width);
2215 attributes.height = allocation.height;
2216 attributes.event_mask = (GDK_EXPOSURE_MASK |
2218 GDK_POINTER_MOTION_MASK |
2219 GDK_ENTER_NOTIFY_MASK |
2220 GDK_LEAVE_NOTIFY_MASK |
2221 GDK_BUTTON_PRESS_MASK |
2222 GDK_BUTTON_RELEASE_MASK |
2223 gtk_widget_get_events (widget));
2225 tree_view->priv->bin_window = gdk_window_new (window,
2226 &attributes, attributes_mask);
2227 gdk_window_set_user_data (tree_view->priv->bin_window, widget);
2229 gtk_widget_get_allocation (widget, &allocation);
2231 /* Make the column header window */
2234 attributes.width = MAX (tree_view->priv->width, allocation.width);
2235 attributes.height = tree_view->priv->header_height;
2236 attributes.event_mask = (GDK_EXPOSURE_MASK |
2238 GDK_ENTER_NOTIFY_MASK |
2239 GDK_LEAVE_NOTIFY_MASK |
2240 GDK_BUTTON_PRESS_MASK |
2241 GDK_BUTTON_RELEASE_MASK |
2242 GDK_KEY_PRESS_MASK |
2243 GDK_KEY_RELEASE_MASK |
2244 gtk_widget_get_events (widget));
2246 tree_view->priv->header_window = gdk_window_new (window,
2247 &attributes, attributes_mask);
2248 gdk_window_set_user_data (tree_view->priv->header_window, widget);
2250 context = gtk_widget_get_style_context (widget);
2252 gtk_style_context_save (context);
2253 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
2254 gtk_style_context_set_background (context, tree_view->priv->bin_window);
2255 gtk_style_context_restore (context);
2257 gtk_style_context_set_background (context, tree_view->priv->header_window);
2259 tmp_list = tree_view->priv->children;
2262 GtkTreeViewChild *child = tmp_list->data;
2263 tmp_list = tmp_list->next;
2265 gtk_widget_set_parent_window (child->widget, tree_view->priv->bin_window);
2268 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
2269 _gtk_tree_view_column_realize_button (GTK_TREE_VIEW_COLUMN (tmp_list->data));
2271 /* Need to call those here, since they create GCs */
2272 gtk_tree_view_set_grid_lines (tree_view, tree_view->priv->grid_lines);
2273 gtk_tree_view_set_enable_tree_lines (tree_view, tree_view->priv->tree_lines_enabled);
2275 install_presize_handler (tree_view);
2279 gtk_tree_view_unrealize (GtkWidget *widget)
2281 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2282 GtkTreeViewPrivate *priv = tree_view->priv;
2283 GtkStyleContext *context;
2286 if (priv->scroll_timeout != 0)
2288 g_source_remove (priv->scroll_timeout);
2289 priv->scroll_timeout = 0;
2292 if (priv->auto_expand_timeout != 0)
2294 g_source_remove (priv->auto_expand_timeout);
2295 priv->auto_expand_timeout = 0;
2298 if (priv->open_dest_timeout != 0)
2300 g_source_remove (priv->open_dest_timeout);
2301 priv->open_dest_timeout = 0;
2304 context = gtk_widget_get_style_context (widget);
2305 gtk_style_context_cancel_animations (context, NULL);
2307 if (priv->presize_handler_timer != 0)
2309 g_source_remove (priv->presize_handler_timer);
2310 priv->presize_handler_timer = 0;
2313 if (priv->validate_rows_timer != 0)
2315 g_source_remove (priv->validate_rows_timer);
2316 priv->validate_rows_timer = 0;
2319 if (priv->scroll_sync_timer != 0)
2321 g_source_remove (priv->scroll_sync_timer);
2322 priv->scroll_sync_timer = 0;
2325 if (priv->typeselect_flush_timeout)
2327 g_source_remove (priv->typeselect_flush_timeout);
2328 priv->typeselect_flush_timeout = 0;
2331 for (list = priv->columns; list; list = list->next)
2332 _gtk_tree_view_column_unrealize_button (GTK_TREE_VIEW_COLUMN (list->data));
2334 gdk_window_set_user_data (priv->bin_window, NULL);
2335 gdk_window_destroy (priv->bin_window);
2336 priv->bin_window = NULL;
2338 gdk_window_set_user_data (priv->header_window, NULL);
2339 gdk_window_destroy (priv->header_window);
2340 priv->header_window = NULL;
2342 if (priv->drag_window)
2344 gdk_window_set_user_data (priv->drag_window, NULL);
2345 gdk_window_destroy (priv->drag_window);
2346 priv->drag_window = NULL;
2349 if (priv->drag_highlight_window)
2351 gdk_window_set_user_data (priv->drag_highlight_window, NULL);
2352 gdk_window_destroy (priv->drag_highlight_window);
2353 priv->drag_highlight_window = NULL;
2356 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->unrealize (widget);
2359 /* GtkWidget::size_request helper */
2361 gtk_tree_view_size_request_columns (GtkTreeView *tree_view)
2365 tree_view->priv->header_height = 0;
2367 for (list = tree_view->priv->columns; list; list = list->next)
2369 GtkRequisition requisition;
2370 GtkTreeViewColumn *column = list->data;
2371 GtkWidget *button = gtk_tree_view_column_get_button (column);
2376 gtk_widget_get_preferred_size (button, &requisition, NULL);
2377 tree_view->priv->header_height = MAX (tree_view->priv->header_height, requisition.height);
2382 /* Called only by ::size_request */
2384 gtk_tree_view_update_size (GtkTreeView *tree_view)
2387 GtkTreeViewColumn *column;
2390 if (tree_view->priv->model == NULL)
2392 tree_view->priv->width = 0;
2393 tree_view->priv->prev_width = 0;
2394 tree_view->priv->height = 0;
2398 tree_view->priv->prev_width = tree_view->priv->width;
2399 tree_view->priv->width = 0;
2401 /* keep this in sync with size_allocate below */
2402 for (list = tree_view->priv->columns, i = 0; list; list = list->next, i++)
2404 column = list->data;
2405 if (!gtk_tree_view_column_get_visible (column))
2408 tree_view->priv->width += _gtk_tree_view_column_request_width (column);
2411 if (tree_view->priv->tree == NULL)
2412 tree_view->priv->height = 0;
2414 tree_view->priv->height = tree_view->priv->tree->root->offset;
2418 gtk_tree_view_size_request (GtkWidget *widget,
2419 GtkRequisition *requisition,
2420 gboolean may_validate)
2422 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2426 /* we validate some rows initially just to make sure we have some size.
2427 * In practice, with a lot of static lists, this should get a good width.
2429 do_validate_rows (tree_view, FALSE);
2432 gtk_tree_view_size_request_columns (tree_view);
2433 gtk_tree_view_update_size (GTK_TREE_VIEW (widget));
2435 requisition->width = tree_view->priv->width;
2436 requisition->height = tree_view->priv->height + gtk_tree_view_get_effective_header_height (tree_view);
2440 gtk_tree_view_get_preferred_width (GtkWidget *widget,
2444 GtkRequisition requisition;
2446 gtk_tree_view_size_request (widget, &requisition, TRUE);
2448 *minimum = *natural = requisition.width;
2452 gtk_tree_view_get_preferred_height (GtkWidget *widget,
2456 GtkRequisition requisition;
2458 gtk_tree_view_size_request (widget, &requisition, TRUE);
2460 *minimum = *natural = requisition.height;
2464 gtk_tree_view_calculate_width_before_expander (GtkTreeView *tree_view)
2470 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
2471 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
2472 list->data != tree_view->priv->expander_column;
2473 list = (rtl ? list->prev : list->next))
2475 GtkTreeViewColumn *column = list->data;
2477 width += gtk_tree_view_column_get_width (column);
2483 /* GtkWidget::size_allocate helper */
2485 gtk_tree_view_size_allocate_columns (GtkWidget *widget,
2486 gboolean *width_changed)
2488 GtkTreeView *tree_view;
2489 GList *list, *first_column, *last_column;
2490 GtkTreeViewColumn *column;
2491 GtkAllocation widget_allocation;
2493 gint extra, extra_per_column, extra_for_last;
2494 gint full_requested_width = 0;
2495 gint number_of_expand_columns = 0;
2497 gboolean update_expand;
2499 tree_view = GTK_TREE_VIEW (widget);
2501 for (last_column = g_list_last (tree_view->priv->columns);
2503 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (last_column->data)));
2504 last_column = last_column->prev)
2506 if (last_column == NULL)
2509 for (first_column = g_list_first (tree_view->priv->columns);
2511 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (first_column->data)));
2512 first_column = first_column->next)
2515 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
2517 /* find out how many extra space and expandable columns we have */
2518 for (list = tree_view->priv->columns; list != last_column->next; list = list->next)
2520 column = (GtkTreeViewColumn *)list->data;
2522 if (!gtk_tree_view_column_get_visible (column))
2525 full_requested_width += _gtk_tree_view_column_request_width (column);
2527 if (gtk_tree_view_column_get_expand (column))
2528 number_of_expand_columns++;
2531 /* Only update the expand value if the width of the widget has changed,
2532 * or the number of expand columns has changed, or if there are no expand
2533 * columns, or if we didn't have an size-allocation yet after the
2534 * last validated node.
2536 update_expand = (width_changed && *width_changed == TRUE)
2537 || number_of_expand_columns != tree_view->priv->last_number_of_expand_columns
2538 || number_of_expand_columns == 0
2539 || tree_view->priv->post_validation_flag == TRUE;
2541 tree_view->priv->post_validation_flag = FALSE;
2543 gtk_widget_get_allocation (widget, &widget_allocation);
2546 extra = tree_view->priv->last_extra_space;
2547 extra_for_last = MAX (widget_allocation.width - full_requested_width - extra, 0);
2551 extra = MAX (widget_allocation.width - full_requested_width, 0);
2554 tree_view->priv->last_extra_space = extra;
2557 if (number_of_expand_columns > 0)
2558 extra_per_column = extra/number_of_expand_columns;
2560 extra_per_column = 0;
2564 tree_view->priv->last_extra_space_per_column = extra_per_column;
2565 tree_view->priv->last_number_of_expand_columns = number_of_expand_columns;
2568 for (list = (rtl ? last_column : first_column);
2569 list != (rtl ? first_column->prev : last_column->next);
2570 list = (rtl ? list->prev : list->next))
2574 column = list->data;
2576 if (!gtk_tree_view_column_get_visible (column))
2579 /* We need to handle the dragged button specially.
2581 if (column == tree_view->priv->drag_column)
2583 GtkAllocation drag_allocation;
2586 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
2588 drag_allocation.x = 0;
2589 drag_allocation.y = 0;
2590 drag_allocation.width = gdk_window_get_width (tree_view->priv->drag_window);
2591 drag_allocation.height = gdk_window_get_height (tree_view->priv->drag_window);
2592 gtk_widget_size_allocate (button, &drag_allocation);
2593 width += drag_allocation.width;
2597 column_width = _gtk_tree_view_column_request_width (column);
2599 if (gtk_tree_view_column_get_expand (column))
2601 if (number_of_expand_columns == 1)
2603 /* We add the remander to the last column as
2605 column_width += extra;
2609 column_width += extra_per_column;
2610 extra -= extra_per_column;
2611 number_of_expand_columns --;
2614 else if (number_of_expand_columns == 0 &&
2615 list == last_column)
2617 column_width += extra;
2620 /* In addition to expand, the last column can get even more
2621 * extra space so all available space is filled up.
2623 if (extra_for_last > 0 && list == last_column)
2624 column_width += extra_for_last;
2626 _gtk_tree_view_column_allocate (column, width, column_width);
2628 width += column_width;
2631 /* We change the width here. The user might have been resizing columns,
2632 * which changes the total width of the tree view. This is of
2633 * importance for getting the horizontal scroll bar right.
2635 if (tree_view->priv->width != width)
2637 tree_view->priv->width = width;
2639 *width_changed = TRUE;
2645 gtk_tree_view_size_allocate (GtkWidget *widget,
2646 GtkAllocation *allocation)
2648 GtkAllocation widget_allocation;
2649 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2651 gboolean width_changed = FALSE;
2654 gtk_widget_get_allocation (widget, &widget_allocation);
2655 old_width = widget_allocation.width;
2656 if (allocation->width != widget_allocation.width)
2657 width_changed = TRUE;
2659 gtk_widget_set_allocation (widget, allocation);
2661 tmp_list = tree_view->priv->children;
2665 GtkAllocation allocation;
2667 GtkTreeViewChild *child = tmp_list->data;
2668 tmp_list = tmp_list->next;
2670 /* totally ignore our child's requisition */
2671 allocation.x = child->x;
2672 allocation.y = child->y;
2673 allocation.width = child->width;
2674 allocation.height = child->height;
2675 gtk_widget_size_allocate (child->widget, &allocation);
2678 /* We size-allocate the columns first because the width of the
2679 * tree view (used in updating the adjustments below) might change.
2681 gtk_tree_view_size_allocate_columns (widget, &width_changed);
2683 g_object_freeze_notify (G_OBJECT (tree_view->priv->hadjustment));
2684 gtk_adjustment_set_page_size (tree_view->priv->hadjustment,
2686 gtk_adjustment_set_page_increment (tree_view->priv->hadjustment,
2687 allocation->width * 0.9);
2688 gtk_adjustment_set_step_increment (tree_view->priv->hadjustment,
2689 allocation->width * 0.1);
2690 gtk_adjustment_set_lower (tree_view->priv->hadjustment, 0);
2691 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
2692 MAX (gtk_adjustment_get_page_size (tree_view->priv->hadjustment),
2693 tree_view->priv->width));
2694 g_object_thaw_notify (G_OBJECT (tree_view->priv->hadjustment));
2696 if (gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL)
2698 if (allocation->width < tree_view->priv->width)
2700 if (tree_view->priv->init_hadjust_value)
2702 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2703 MAX (tree_view->priv->width -
2704 allocation->width, 0));
2705 tree_view->priv->init_hadjust_value = FALSE;
2707 else if (allocation->width != old_width)
2709 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2710 CLAMP (gtk_adjustment_get_value (tree_view->priv->hadjustment) - allocation->width + old_width,
2712 tree_view->priv->width - allocation->width));
2715 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2716 CLAMP (tree_view->priv->width - (tree_view->priv->prev_width - gtk_adjustment_get_value (tree_view->priv->hadjustment)),
2718 tree_view->priv->width - allocation->width));
2722 gtk_adjustment_set_value (tree_view->priv->hadjustment, 0);
2723 tree_view->priv->init_hadjust_value = TRUE;
2727 if (gtk_adjustment_get_value (tree_view->priv->hadjustment) + allocation->width > tree_view->priv->width)
2728 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2729 MAX (tree_view->priv->width -
2730 allocation->width, 0));
2732 g_object_freeze_notify (G_OBJECT (tree_view->priv->vadjustment));
2733 gtk_adjustment_set_page_size (tree_view->priv->vadjustment,
2734 allocation->height -
2735 gtk_tree_view_get_effective_header_height (tree_view));
2736 gtk_adjustment_set_step_increment (tree_view->priv->vadjustment,
2737 gtk_adjustment_get_page_size (tree_view->priv->vadjustment) * 0.1);
2738 gtk_adjustment_set_page_increment (tree_view->priv->vadjustment,
2739 gtk_adjustment_get_page_size (tree_view->priv->vadjustment) * 0.9);
2740 gtk_adjustment_set_lower (tree_view->priv->vadjustment, 0);
2741 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
2742 MAX (gtk_adjustment_get_page_size (tree_view->priv->vadjustment),
2743 tree_view->priv->height));
2744 g_object_thaw_notify (G_OBJECT (tree_view->priv->vadjustment));
2746 /* now the adjustments and window sizes are in sync, we can sync toprow/dy again */
2747 if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
2748 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0);
2749 else if (gtk_adjustment_get_value (tree_view->priv->vadjustment) + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height)
2750 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment),
2751 tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment));
2752 else if (gtk_tree_row_reference_valid (tree_view->priv->top_row))
2753 gtk_tree_view_top_row_to_dy (tree_view);
2755 gtk_tree_view_dy_to_top_row (tree_view);
2757 if (gtk_widget_get_realized (widget))
2759 gdk_window_move_resize (gtk_widget_get_window (widget),
2760 allocation->x, allocation->y,
2761 allocation->width, allocation->height);
2762 gdk_window_move_resize (tree_view->priv->header_window,
2763 - (gint) gtk_adjustment_get_value (tree_view->priv->hadjustment),
2765 MAX (tree_view->priv->width, allocation->width),
2766 tree_view->priv->header_height);
2767 gdk_window_move_resize (tree_view->priv->bin_window,
2768 - (gint) gtk_adjustment_get_value (tree_view->priv->hadjustment),
2769 gtk_tree_view_get_effective_header_height (tree_view),
2770 MAX (tree_view->priv->width, allocation->width),
2771 allocation->height - gtk_tree_view_get_effective_header_height (tree_view));
2773 if (tree_view->priv->tree == NULL)
2774 invalidate_empty_focus (tree_view);
2776 if (width_changed && tree_view->priv->expander_column)
2778 /* Might seem awkward, but is the best heuristic I could come up
2779 * with. Only if the width of the columns before the expander
2780 * changes, we will update the prelight status. It is this
2781 * width that makes the expander move vertically. Always updating
2782 * prelight status causes trouble with hover selections.
2784 gint width_before_expander;
2786 width_before_expander = gtk_tree_view_calculate_width_before_expander (tree_view);
2788 if (tree_view->priv->prev_width_before_expander
2789 != width_before_expander)
2790 update_prelight (tree_view,
2791 tree_view->priv->event_last_x,
2792 tree_view->priv->event_last_y);
2794 tree_view->priv->prev_width_before_expander = width_before_expander;
2799 /* Grabs the focus and unsets the GTK_TREE_VIEW_DRAW_KEYFOCUS flag */
2801 grab_focus_and_unset_draw_keyfocus (GtkTreeView *tree_view)
2803 GtkWidget *widget = GTK_WIDGET (tree_view);
2805 if (gtk_widget_get_can_focus (widget) && !gtk_widget_has_focus (widget))
2806 gtk_widget_grab_focus (widget);
2807 tree_view->priv->draw_keyfocus = 0;
2810 static inline gboolean
2811 row_is_separator (GtkTreeView *tree_view,
2815 gboolean is_separator = FALSE;
2817 if (tree_view->priv->row_separator_func)
2819 GtkTreeIter tmpiter;
2825 if (!gtk_tree_model_get_iter (tree_view->priv->model, &tmpiter, path))
2829 is_separator = tree_view->priv->row_separator_func (tree_view->priv->model,
2831 tree_view->priv->row_separator_data);
2834 return is_separator;
2838 gtk_tree_view_button_press (GtkWidget *widget,
2839 GdkEventButton *event)
2841 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2843 GtkTreeViewColumn *column = NULL;
2845 GdkRectangle background_area;
2846 GdkRectangle cell_area;
2847 gint vertical_separator;
2848 gint horizontal_separator;
2849 gboolean path_is_selectable;
2852 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
2853 gtk_tree_view_stop_editing (tree_view, FALSE);
2854 gtk_widget_style_get (widget,
2855 "vertical-separator", &vertical_separator,
2856 "horizontal-separator", &horizontal_separator,
2859 /* Because grab_focus can cause reentrancy, we delay grab_focus until after
2860 * we're done handling the button press.
2863 if (event->window == tree_view->priv->bin_window)
2872 gint pre_val, aft_val;
2873 GtkTreeViewColumn *column = NULL;
2874 gint column_handled_click = FALSE;
2875 gboolean row_double_click = FALSE;
2877 gboolean node_selected;
2878 GdkModifierType extend_mod_mask;
2879 GdkModifierType modify_mod_mask;
2882 if (tree_view->priv->tree == NULL)
2884 grab_focus_and_unset_draw_keyfocus (tree_view);
2888 /* are we in an arrow? */
2889 if (tree_view->priv->prelight_node &&
2890 tree_view->priv->arrow_prelit &&
2891 gtk_tree_view_draw_expanders (tree_view))
2893 if (event->button == 1)
2895 gtk_grab_add (widget);
2896 tree_view->priv->button_pressed_node = tree_view->priv->prelight_node;
2897 tree_view->priv->button_pressed_tree = tree_view->priv->prelight_tree;
2898 gtk_tree_view_queue_draw_arrow (GTK_TREE_VIEW (widget),
2899 tree_view->priv->prelight_tree,
2900 tree_view->priv->prelight_node);
2903 grab_focus_and_unset_draw_keyfocus (tree_view);
2907 /* find the node that was clicked */
2908 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
2911 y_offset = -_gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
2915 /* We clicked in dead space */
2916 grab_focus_and_unset_draw_keyfocus (tree_view);
2920 /* Get the path and the node */
2921 path = _gtk_tree_view_find_path (tree_view, tree, node);
2922 path_is_selectable = !row_is_separator (tree_view, NULL, path);
2924 if (!path_is_selectable)
2926 gtk_tree_path_free (path);
2927 grab_focus_and_unset_draw_keyfocus (tree_view);
2931 depth = gtk_tree_path_get_depth (path);
2932 background_area.y = y_offset + event->y;
2933 background_area.height = gtk_tree_view_get_row_height (tree_view, node);
2934 background_area.x = 0;
2937 /* Let the column have a chance at selecting it. */
2938 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
2939 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
2940 list; list = (rtl ? list->prev : list->next))
2942 GtkTreeViewColumn *candidate = list->data;
2944 if (!gtk_tree_view_column_get_visible (candidate))
2947 background_area.width = gtk_tree_view_column_get_width (candidate);
2948 if ((background_area.x > (gint) event->x) ||
2949 (background_area.x + background_area.width <= (gint) event->x))
2951 background_area.x += background_area.width;
2955 /* we found the focus column */
2957 cell_area = background_area;
2958 cell_area.width -= horizontal_separator;
2959 cell_area.height -= vertical_separator;
2960 cell_area.x += horizontal_separator/2;
2961 cell_area.y += vertical_separator/2;
2962 if (gtk_tree_view_is_expander_column (tree_view, column))
2965 cell_area.x += (depth - 1) * tree_view->priv->level_indentation;
2966 cell_area.width -= (depth - 1) * tree_view->priv->level_indentation;
2968 if (gtk_tree_view_draw_expanders (tree_view))
2971 cell_area.x += depth * tree_view->priv->expander_size;
2972 cell_area.width -= depth * tree_view->priv->expander_size;
2980 gtk_tree_path_free (path);
2981 grab_focus_and_unset_draw_keyfocus (tree_view);
2985 tree_view->priv->focus_column = column;
2987 /* decide if we edit */
2988 if (event->type == GDK_BUTTON_PRESS && event->button == 1 &&
2989 !(event->state & gtk_accelerator_get_default_mod_mask ()))
2991 GtkTreePath *anchor;
2994 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
2995 gtk_tree_view_column_cell_set_cell_data (column,
2996 tree_view->priv->model,
2998 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
2999 node->children?TRUE:FALSE);
3001 if (tree_view->priv->anchor)
3002 anchor = gtk_tree_row_reference_get_path (tree_view->priv->anchor);
3006 if ((anchor && !gtk_tree_path_compare (anchor, path))
3007 || !_gtk_tree_view_column_has_editable_cell (column))
3009 GtkCellEditable *cell_editable = NULL;
3011 /* FIXME: get the right flags */
3014 if (_gtk_tree_view_column_cell_event (column,
3018 GtkCellArea *area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
3019 cell_editable = gtk_cell_area_get_edit_widget (area);
3021 if (cell_editable != NULL)
3023 gtk_tree_path_free (path);
3024 gtk_tree_path_free (anchor);
3027 column_handled_click = TRUE;
3031 gtk_tree_path_free (anchor);
3035 gtk_widget_get_modifier_mask (widget, GDK_MODIFIER_INTENT_EXTEND_SELECTION);
3038 gtk_widget_get_modifier_mask (widget, GDK_MODIFIER_INTENT_MODIFY_SELECTION);
3041 node_selected = GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED);
3042 pre_val = gtk_adjustment_get_value (tree_view->priv->vadjustment);
3044 /* we only handle selection modifications on the first button press
3046 if (event->type == GDK_BUTTON_PRESS)
3048 GtkCellRenderer *focus_cell;
3050 if ((event->state & modify_mod_mask) == modify_mod_mask)
3051 tree_view->priv->modify_selection_pressed = TRUE;
3052 if ((event->state & extend_mod_mask) == extend_mod_mask)
3053 tree_view->priv->extend_selection_pressed = TRUE;
3055 /* We update the focus cell here, this is also needed if the
3056 * column does not contain an editable cell. In this case,
3057 * GtkCellArea did not receive the event for processing (and
3058 * could not update the focus cell).
3060 focus_cell = _gtk_tree_view_column_get_cell_at_pos (column,
3067 gtk_tree_view_column_focus_cell (column, focus_cell);
3069 if (event->state & modify_mod_mask)
3071 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
3072 gtk_tree_view_real_toggle_cursor_row (tree_view);
3074 else if (event->state & extend_mod_mask)
3076 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
3077 gtk_tree_view_real_select_cursor_row (tree_view, FALSE);
3081 gtk_tree_view_real_set_cursor (tree_view, path, TRUE, TRUE);
3084 tree_view->priv->modify_selection_pressed = FALSE;
3085 tree_view->priv->extend_selection_pressed = FALSE;
3088 /* the treeview may have been scrolled because of _set_cursor,
3092 aft_val = gtk_adjustment_get_value (tree_view->priv->vadjustment);
3093 dval = pre_val - aft_val;
3095 cell_area.y += dval;
3096 background_area.y += dval;
3098 /* Save press to possibly begin a drag
3100 if (!column_handled_click &&
3101 !tree_view->priv->in_grab &&
3102 tree_view->priv->pressed_button < 0)
3104 tree_view->priv->pressed_button = event->button;
3105 tree_view->priv->press_start_x = event->x;
3106 tree_view->priv->press_start_y = event->y;
3108 if (tree_view->priv->rubber_banding_enable
3110 && gtk_tree_selection_get_mode (tree_view->priv->selection) == GTK_SELECTION_MULTIPLE)
3112 tree_view->priv->press_start_y += tree_view->priv->dy;
3113 tree_view->priv->rubber_band_x = event->x;
3114 tree_view->priv->rubber_band_y = event->y + tree_view->priv->dy;
3115 tree_view->priv->rubber_band_status = RUBBER_BAND_MAYBE_START;
3117 if ((event->state & modify_mod_mask) == modify_mod_mask)
3118 tree_view->priv->rubber_band_modify = TRUE;
3119 if ((event->state & extend_mod_mask) == extend_mod_mask)
3120 tree_view->priv->rubber_band_extend = TRUE;
3124 /* Test if a double click happened on the same row. */
3125 if (event->button == 1 && event->type == GDK_BUTTON_PRESS)
3127 int double_click_time, double_click_distance;
3129 g_object_get (gtk_settings_get_default (),
3130 "gtk-double-click-time", &double_click_time,
3131 "gtk-double-click-distance", &double_click_distance,
3134 /* Same conditions as _gdk_event_button_generate */
3135 if (tree_view->priv->last_button_x != -1 &&
3136 (event->time < tree_view->priv->last_button_time + double_click_time) &&
3137 (ABS (event->x - tree_view->priv->last_button_x) <= double_click_distance) &&
3138 (ABS (event->y - tree_view->priv->last_button_y) <= double_click_distance))
3140 /* We do no longer compare paths of this row and the
3141 * row clicked previously. We use the double click
3142 * distance to decide whether this is a valid click,
3143 * allowing the mouse to slightly move over another row.
3145 row_double_click = TRUE;
3147 tree_view->priv->last_button_time = 0;
3148 tree_view->priv->last_button_x = -1;
3149 tree_view->priv->last_button_y = -1;
3153 tree_view->priv->last_button_time = event->time;
3154 tree_view->priv->last_button_x = event->x;
3155 tree_view->priv->last_button_y = event->y;
3159 if (row_double_click)
3161 gtk_grab_remove (widget);
3162 gtk_tree_view_row_activated (tree_view, path, column);
3164 if (tree_view->priv->pressed_button == event->button)
3165 tree_view->priv->pressed_button = -1;
3168 gtk_tree_path_free (path);
3170 /* If we activated the row through a double click we don't want to grab
3171 * focus back, as moving focus to another widget is pretty common.
3173 if (!row_double_click)
3174 grab_focus_and_unset_draw_keyfocus (tree_view);
3179 /* We didn't click in the window. Let's check to see if we clicked on a column resize window.
3181 for (i = 0, list = tree_view->priv->columns; list; list = list->next, i++)
3183 column = list->data;
3184 if (event->window == _gtk_tree_view_column_get_window (column) &&
3185 gtk_tree_view_column_get_resizable (column) &&
3186 _gtk_tree_view_column_get_window (column))
3190 if (event->type == GDK_2BUTTON_PRESS &&
3191 gtk_tree_view_column_get_sizing (column) != GTK_TREE_VIEW_COLUMN_AUTOSIZE)
3193 _gtk_tree_view_column_set_use_resized_width (column, FALSE);
3194 _gtk_tree_view_column_autosize (tree_view, column);
3198 if (gdk_device_grab (gdk_event_get_device ((GdkEvent*)event),
3199 _gtk_tree_view_column_get_window (column),
3202 GDK_POINTER_MOTION_HINT_MASK
3203 | GDK_BUTTON1_MOTION_MASK
3204 | GDK_BUTTON_RELEASE_MASK,
3206 event->time) != GDK_GRAB_SUCCESS)
3209 gtk_grab_add (widget);
3210 tree_view->priv->in_column_resize = TRUE;
3212 _gtk_tree_view_column_set_resized_width (column, gtk_tree_view_column_get_width (column) -
3213 tree_view->priv->last_extra_space_per_column);
3215 /* block attached dnd signal handler */
3216 drag_data = g_object_get_data (G_OBJECT (widget), "gtk-site-data");
3218 g_signal_handlers_block_matched (widget,
3219 G_SIGNAL_MATCH_DATA,
3223 tree_view->priv->drag_pos = i;
3224 tree_view->priv->x_drag = gtk_tree_view_column_get_x_offset (column) + (rtl ? 0 : gtk_tree_view_column_get_width (column));
3226 if (!gtk_widget_has_focus (widget))
3227 gtk_widget_grab_focus (widget);
3235 /* GtkWidget::button_release_event helper */
3237 gtk_tree_view_button_release_drag_column (GtkWidget *widget,
3238 GdkEventButton *event)
3240 GtkTreeView *tree_view;
3244 GdkDevice *device, *other;
3246 tree_view = GTK_TREE_VIEW (widget);
3248 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
3249 device = gdk_event_get_device ((GdkEvent*)event);
3250 other = gdk_device_get_associated_device (device);
3251 gdk_device_ungrab (device, event->time);
3252 gdk_device_ungrab (other, event->time);
3254 /* Move the button back */
3255 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
3256 g_object_ref (button);
3257 gtk_container_remove (GTK_CONTAINER (tree_view), button);
3258 gtk_widget_set_parent_window (button, tree_view->priv->header_window);
3259 gtk_widget_set_parent (button, GTK_WIDGET (tree_view));
3260 g_object_unref (button);
3261 gtk_widget_queue_resize (widget);
3262 if (gtk_tree_view_column_get_resizable (tree_view->priv->drag_column))
3264 gdk_window_raise (_gtk_tree_view_column_get_window (tree_view->priv->drag_column));
3265 gdk_window_show (_gtk_tree_view_column_get_window (tree_view->priv->drag_column));
3268 gdk_window_hide (_gtk_tree_view_column_get_window (tree_view->priv->drag_column));
3270 gtk_widget_grab_focus (button);
3274 if (tree_view->priv->cur_reorder &&
3275 tree_view->priv->cur_reorder->right_column != tree_view->priv->drag_column)
3276 gtk_tree_view_move_column_after (tree_view, tree_view->priv->drag_column,
3277 tree_view->priv->cur_reorder->right_column);
3281 if (tree_view->priv->cur_reorder &&
3282 tree_view->priv->cur_reorder->left_column != tree_view->priv->drag_column)
3283 gtk_tree_view_move_column_after (tree_view, tree_view->priv->drag_column,
3284 tree_view->priv->cur_reorder->left_column);
3286 tree_view->priv->drag_column = NULL;
3287 gdk_window_hide (tree_view->priv->drag_window);
3289 for (l = tree_view->priv->column_drag_info; l != NULL; l = l->next)
3290 g_slice_free (GtkTreeViewColumnReorder, l->data);
3291 g_list_free (tree_view->priv->column_drag_info);
3292 tree_view->priv->column_drag_info = NULL;
3293 tree_view->priv->cur_reorder = NULL;
3295 if (tree_view->priv->drag_highlight_window)
3296 gdk_window_hide (tree_view->priv->drag_highlight_window);
3298 /* Reset our flags */
3299 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_UNSET;
3300 tree_view->priv->in_column_drag = FALSE;
3305 /* GtkWidget::button_release_event helper */
3307 gtk_tree_view_button_release_column_resize (GtkWidget *widget,
3308 GdkEventButton *event)
3310 GtkTreeView *tree_view;
3313 tree_view = GTK_TREE_VIEW (widget);
3315 tree_view->priv->drag_pos = -1;
3317 /* unblock attached dnd signal handler */
3318 drag_data = g_object_get_data (G_OBJECT (widget), "gtk-site-data");
3320 g_signal_handlers_unblock_matched (widget,
3321 G_SIGNAL_MATCH_DATA,
3325 tree_view->priv->in_column_resize = FALSE;
3326 gtk_grab_remove (widget);
3327 gdk_device_ungrab (gdk_event_get_device ((GdkEvent*)event), event->time);
3332 gtk_tree_view_button_release (GtkWidget *widget,
3333 GdkEventButton *event)
3335 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
3337 if (tree_view->priv->in_column_drag)
3338 return gtk_tree_view_button_release_drag_column (widget, event);
3340 if (tree_view->priv->rubber_band_status)
3341 gtk_tree_view_stop_rubber_band (tree_view);
3343 if (tree_view->priv->pressed_button == event->button)
3344 tree_view->priv->pressed_button = -1;
3346 if (tree_view->priv->in_column_resize)
3347 return gtk_tree_view_button_release_column_resize (widget, event);
3349 if (tree_view->priv->button_pressed_node == NULL)
3352 if (event->button == 1)
3354 if (tree_view->priv->button_pressed_node == tree_view->priv->prelight_node &&
3355 tree_view->priv->arrow_prelit)
3357 GtkTreePath *path = NULL;
3359 path = _gtk_tree_view_find_path (tree_view,
3360 tree_view->priv->button_pressed_tree,
3361 tree_view->priv->button_pressed_node);
3362 /* Actually activate the node */
3363 if (tree_view->priv->button_pressed_node->children == NULL)
3364 gtk_tree_view_real_expand_row (tree_view, path,
3365 tree_view->priv->button_pressed_tree,
3366 tree_view->priv->button_pressed_node,
3369 gtk_tree_view_real_collapse_row (GTK_TREE_VIEW (widget), path,
3370 tree_view->priv->button_pressed_tree,
3371 tree_view->priv->button_pressed_node, TRUE);
3372 gtk_tree_path_free (path);
3375 gtk_grab_remove (widget);
3376 tree_view->priv->button_pressed_tree = NULL;
3377 tree_view->priv->button_pressed_node = NULL;
3384 gtk_tree_view_grab_broken (GtkWidget *widget,
3385 GdkEventGrabBroken *event)
3387 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
3389 if (tree_view->priv->in_column_drag)
3390 gtk_tree_view_button_release_drag_column (widget, (GdkEventButton *)event);
3392 if (tree_view->priv->in_column_resize)
3393 gtk_tree_view_button_release_column_resize (widget, (GdkEventButton *)event);
3400 gtk_tree_view_configure (GtkWidget *widget,
3401 GdkEventConfigure *event)
3403 GtkTreeView *tree_view;
3405 tree_view = GTK_TREE_VIEW (widget);
3406 tree_view->priv->search_position_func (tree_view, tree_view->priv->search_window);
3412 /* GtkWidget::motion_event function set.
3416 coords_are_over_arrow (GtkTreeView *tree_view,
3419 /* these are in bin window coords */
3426 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
3429 if ((node->flags & GTK_RBNODE_IS_PARENT) == 0)
3432 arrow.y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
3433 arrow.height = gtk_tree_view_get_row_height (tree_view, node);
3435 gtk_tree_view_get_arrow_xrange (tree_view, tree, &arrow.x, &x2);
3437 arrow.width = x2 - arrow.x;
3439 return (x >= arrow.x &&
3440 x < (arrow.x + arrow.width) &&
3442 y < (arrow.y + arrow.height));
3446 auto_expand_timeout (gpointer data)
3448 GtkTreeView *tree_view = GTK_TREE_VIEW (data);
3451 if (tree_view->priv->prelight_node)
3453 path = _gtk_tree_view_find_path (tree_view,
3454 tree_view->priv->prelight_tree,
3455 tree_view->priv->prelight_node);
3457 if (tree_view->priv->prelight_node->children)
3458 gtk_tree_view_collapse_row (tree_view, path);
3460 gtk_tree_view_expand_row (tree_view, path, FALSE);
3462 gtk_tree_path_free (path);
3465 tree_view->priv->auto_expand_timeout = 0;
3471 remove_auto_expand_timeout (GtkTreeView *tree_view)
3473 if (tree_view->priv->auto_expand_timeout != 0)
3475 g_source_remove (tree_view->priv->auto_expand_timeout);
3476 tree_view->priv->auto_expand_timeout = 0;
3481 do_prelight (GtkTreeView *tree_view,
3484 /* these are in bin_window coords */
3488 if (tree_view->priv->prelight_tree == tree &&
3489 tree_view->priv->prelight_node == node)
3491 /* We are still on the same node,
3492 but we might need to take care of the arrow */
3494 if (tree && node && gtk_tree_view_draw_expanders (tree_view))
3496 gboolean over_arrow;
3498 over_arrow = coords_are_over_arrow (tree_view, tree, node, x, y);
3500 if (over_arrow != tree_view->priv->arrow_prelit)
3503 tree_view->priv->arrow_prelit = TRUE;
3505 tree_view->priv->arrow_prelit = FALSE;
3507 gtk_tree_view_queue_draw_arrow (tree_view, tree, node);
3514 if (tree_view->priv->prelight_tree && tree_view->priv->prelight_node)
3516 /* Unprelight the old node and arrow */
3518 GTK_RBNODE_UNSET_FLAG (tree_view->priv->prelight_node,
3519 GTK_RBNODE_IS_PRELIT);
3521 if (tree_view->priv->arrow_prelit
3522 && gtk_tree_view_draw_expanders (tree_view))
3524 tree_view->priv->arrow_prelit = FALSE;
3526 gtk_tree_view_queue_draw_arrow (tree_view,
3527 tree_view->priv->prelight_tree,
3528 tree_view->priv->prelight_node);
3531 _gtk_tree_view_queue_draw_node (tree_view,
3532 tree_view->priv->prelight_tree,
3533 tree_view->priv->prelight_node,
3538 if (tree_view->priv->hover_expand)
3539 remove_auto_expand_timeout (tree_view);
3541 /* Set the new prelight values */
3542 tree_view->priv->prelight_node = node;
3543 tree_view->priv->prelight_tree = tree;
3548 /* Prelight the new node and arrow */
3550 if (gtk_tree_view_draw_expanders (tree_view)
3551 && coords_are_over_arrow (tree_view, tree, node, x, y))
3553 tree_view->priv->arrow_prelit = TRUE;
3555 gtk_tree_view_queue_draw_arrow (tree_view, tree, node);
3558 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_PRELIT);
3560 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
3562 if (tree_view->priv->hover_expand)
3564 tree_view->priv->auto_expand_timeout =
3565 gdk_threads_add_timeout (AUTO_EXPAND_TIMEOUT, auto_expand_timeout, tree_view);
3570 prelight_or_select (GtkTreeView *tree_view,
3573 /* these are in bin_window coords */
3577 GtkSelectionMode mode = gtk_tree_selection_get_mode (tree_view->priv->selection);
3579 if (tree_view->priv->hover_selection &&
3580 (mode == GTK_SELECTION_SINGLE || mode == GTK_SELECTION_BROWSE) &&
3581 !(tree_view->priv->edited_column &&
3582 gtk_cell_area_get_edit_widget
3583 (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->edited_column)))))
3587 if (!GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
3591 path = _gtk_tree_view_find_path (tree_view, tree, node);
3592 gtk_tree_selection_select_path (tree_view->priv->selection, path);
3593 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
3595 tree_view->priv->draw_keyfocus = FALSE;
3596 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, FALSE);
3598 gtk_tree_path_free (path);
3602 else if (mode == GTK_SELECTION_SINGLE)
3603 gtk_tree_selection_unselect_all (tree_view->priv->selection);
3606 do_prelight (tree_view, tree, node, x, y);
3610 ensure_unprelighted (GtkTreeView *tree_view)
3612 do_prelight (tree_view,
3614 -1000, -1000); /* coords not possibly over an arrow */
3616 g_assert (tree_view->priv->prelight_node == NULL);
3620 update_prelight (GtkTreeView *tree_view,
3628 if (tree_view->priv->tree == NULL)
3633 ensure_unprelighted (tree_view);
3637 new_y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, y);
3641 _gtk_rbtree_find_offset (tree_view->priv->tree,
3642 new_y, &tree, &node);
3645 prelight_or_select (tree_view, tree, node, x, y);
3651 /* Our motion arrow is either a box (in the case of the original spot)
3652 * or an arrow. It is expander_size wide.
3675 gtk_tree_view_motion_draw_column_motion_arrow (GtkTreeView *tree_view)
3677 GtkTreeViewColumnReorder *reorder = tree_view->priv->cur_reorder;
3678 GtkWidget *widget = GTK_WIDGET (tree_view);
3679 cairo_surface_t *mask_image;
3680 cairo_region_t *mask_region;
3685 gint arrow_type = DRAG_COLUMN_WINDOW_STATE_UNSET;
3686 GdkWindowAttr attributes;
3687 guint attributes_mask;
3691 reorder->left_column == tree_view->priv->drag_column ||
3692 reorder->right_column == tree_view->priv->drag_column)
3693 arrow_type = DRAG_COLUMN_WINDOW_STATE_ORIGINAL;
3694 else if (reorder->left_column || reorder->right_column)
3696 GtkAllocation left_allocation, right_allocation;
3697 GdkRectangle visible_rect;
3700 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
3701 if (reorder->left_column)
3703 button = gtk_tree_view_column_get_button (reorder->left_column);
3704 gtk_widget_get_allocation (button, &left_allocation);
3705 x = left_allocation.x + left_allocation.width;
3709 button = gtk_tree_view_column_get_button (reorder->right_column);
3710 gtk_widget_get_allocation (button, &right_allocation);
3711 x = right_allocation.x;
3714 if (x < visible_rect.x)
3715 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT;
3716 else if (x > visible_rect.x + visible_rect.width)
3717 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT;
3719 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW;
3722 /* We want to draw the rectangle over the initial location. */
3723 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ORIGINAL)
3725 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ORIGINAL)
3727 GtkAllocation drag_allocation;
3730 if (tree_view->priv->drag_highlight_window)
3732 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
3734 gdk_window_destroy (tree_view->priv->drag_highlight_window);
3737 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
3738 attributes.window_type = GDK_WINDOW_CHILD;
3739 attributes.wclass = GDK_INPUT_OUTPUT;
3740 attributes.x = tree_view->priv->drag_column_x;
3742 gtk_widget_get_allocation (button, &drag_allocation);
3743 width = attributes.width = drag_allocation.width;
3744 height = attributes.height = drag_allocation.height;
3745 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
3746 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
3747 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
3748 tree_view->priv->drag_highlight_window = gdk_window_new (tree_view->priv->header_window, &attributes, attributes_mask);
3749 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
3751 mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
3752 cr = cairo_create (mask_image);
3754 cairo_rectangle (cr, 1, 1, width - 2, height - 2);
3758 mask_region = gdk_cairo_region_create_from_surface (mask_image);
3759 gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
3762 cairo_region_destroy (mask_region);
3763 cairo_surface_destroy (mask_image);
3765 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_ORIGINAL;
3768 else if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW)
3770 GtkAllocation button_allocation;
3773 width = tree_view->priv->expander_size;
3775 /* Get x, y, width, height of arrow */
3776 gdk_window_get_origin (tree_view->priv->header_window, &x, &y);
3777 if (reorder->left_column)
3779 button = gtk_tree_view_column_get_button (reorder->left_column);
3780 gtk_widget_get_allocation (button, &button_allocation);
3781 x += button_allocation.x + button_allocation.width - width/2;
3782 height = button_allocation.height;
3786 button = gtk_tree_view_column_get_button (reorder->right_column);
3787 gtk_widget_get_allocation (button, &button_allocation);
3788 x += button_allocation.x - width/2;
3789 height = button_allocation.height;
3791 y -= tree_view->priv->expander_size/2; /* The arrow takes up only half the space */
3792 height += tree_view->priv->expander_size;
3794 /* Create the new window */
3795 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW)
3797 if (tree_view->priv->drag_highlight_window)
3799 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
3801 gdk_window_destroy (tree_view->priv->drag_highlight_window);
3804 attributes.window_type = GDK_WINDOW_TEMP;
3805 attributes.wclass = GDK_INPUT_OUTPUT;
3806 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
3807 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
3808 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
3811 attributes.width = width;
3812 attributes.height = height;
3813 tree_view->priv->drag_highlight_window = gdk_window_new (gtk_widget_get_root_window (widget),
3814 &attributes, attributes_mask);
3815 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
3817 mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
3819 cr = cairo_create (mask_image);
3820 cairo_move_to (cr, 0, 0);
3821 cairo_line_to (cr, width, 0);
3822 cairo_line_to (cr, width / 2., width / 2);
3823 cairo_move_to (cr, 0, height);
3824 cairo_line_to (cr, width, height);
3825 cairo_line_to (cr, width / 2., height - width / 2.);
3829 mask_region = gdk_cairo_region_create_from_surface (mask_image);
3830 gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
3833 cairo_region_destroy (mask_region);
3834 cairo_surface_destroy (mask_image);
3837 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_ARROW;
3838 gdk_window_move (tree_view->priv->drag_highlight_window, x, y);
3840 else if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT ||
3841 arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
3843 GtkAllocation allocation;
3846 width = tree_view->priv->expander_size;
3848 /* Get x, y, width, height of arrow */
3849 width = width/2; /* remember, the arrow only takes half the available width */
3850 gdk_window_get_origin (gtk_widget_get_window (widget),
3852 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
3854 gtk_widget_get_allocation (widget, &allocation);
3855 x += allocation.width - width;
3858 if (reorder->left_column)
3860 button = gtk_tree_view_column_get_button (reorder->left_column);
3861 gtk_widget_get_allocation (button, &allocation);
3862 height = allocation.height;
3866 button = gtk_tree_view_column_get_button (reorder->right_column);
3867 gtk_widget_get_allocation (button, &allocation);
3868 height = allocation.height;
3871 y -= tree_view->priv->expander_size;
3872 height += 2*tree_view->priv->expander_size;
3874 /* Create the new window */
3875 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT &&
3876 tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
3878 if (tree_view->priv->drag_highlight_window)
3880 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
3882 gdk_window_destroy (tree_view->priv->drag_highlight_window);
3885 attributes.window_type = GDK_WINDOW_TEMP;
3886 attributes.wclass = GDK_INPUT_OUTPUT;
3887 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
3888 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
3889 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
3892 attributes.width = width;
3893 attributes.height = height;
3894 tree_view->priv->drag_highlight_window = gdk_window_new (NULL, &attributes, attributes_mask);
3895 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
3897 mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
3899 cr = cairo_create (mask_image);
3900 /* mirror if we're on the left */
3901 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT)
3903 cairo_translate (cr, width, 0);
3904 cairo_scale (cr, -1, 1);
3906 cairo_move_to (cr, 0, 0);
3907 cairo_line_to (cr, width, width);
3908 cairo_line_to (cr, 0, tree_view->priv->expander_size);
3909 cairo_move_to (cr, 0, height);
3910 cairo_line_to (cr, width, height - width);
3911 cairo_line_to (cr, 0, height - tree_view->priv->expander_size);
3915 mask_region = gdk_cairo_region_create_from_surface (mask_image);
3916 gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
3919 cairo_region_destroy (mask_region);
3920 cairo_surface_destroy (mask_image);
3923 tree_view->priv->drag_column_window_state = arrow_type;
3924 gdk_window_move (tree_view->priv->drag_highlight_window, x, y);
3928 g_warning (G_STRLOC"Invalid GtkTreeViewColumnReorder struct");
3929 gdk_window_hide (tree_view->priv->drag_highlight_window);
3933 gdk_window_show (tree_view->priv->drag_highlight_window);
3934 gdk_window_raise (tree_view->priv->drag_highlight_window);
3938 gtk_tree_view_motion_resize_column (GtkWidget *widget,
3939 GdkEventMotion *event)
3943 GtkTreeViewColumn *column;
3944 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
3946 column = gtk_tree_view_get_column (tree_view, tree_view->priv->drag_pos);
3948 if (event->is_hint || event->window != gtk_widget_get_window (widget))
3949 gtk_widget_get_pointer (widget, &x, NULL);
3953 if (tree_view->priv->hadjustment)
3954 x += gtk_adjustment_get_value (tree_view->priv->hadjustment);
3956 new_width = gtk_tree_view_new_column_width (tree_view,
3957 tree_view->priv->drag_pos, &x);
3958 if (x != tree_view->priv->x_drag &&
3959 (new_width != gtk_tree_view_column_get_fixed_width (column)))
3961 _gtk_tree_view_column_set_use_resized_width (column, TRUE);
3963 if (gtk_tree_view_column_get_expand (column))
3964 new_width -= tree_view->priv->last_extra_space_per_column;
3966 _gtk_tree_view_column_set_resized_width (column, new_width);
3969 gtk_widget_queue_resize (widget);
3977 gtk_tree_view_update_current_reorder (GtkTreeView *tree_view)
3979 GtkTreeViewColumnReorder *reorder = NULL;
3983 gdk_window_get_pointer (tree_view->priv->header_window, &mouse_x, NULL, NULL);
3984 for (list = tree_view->priv->column_drag_info; list; list = list->next)
3986 reorder = (GtkTreeViewColumnReorder *) list->data;
3987 if (mouse_x >= reorder->left_align && mouse_x < reorder->right_align)
3992 /* if (reorder && reorder == tree_view->priv->cur_reorder)
3995 tree_view->priv->cur_reorder = reorder;
3996 gtk_tree_view_motion_draw_column_motion_arrow (tree_view);
4000 gtk_tree_view_vertical_autoscroll (GtkTreeView *tree_view)
4002 GdkRectangle visible_rect;
4006 gdk_window_get_pointer (tree_view->priv->bin_window, NULL, &y, NULL);
4007 y += tree_view->priv->dy;
4009 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
4011 /* see if we are near the edge. */
4012 offset = y - (visible_rect.y + 2 * SCROLL_EDGE_SIZE);
4015 offset = y - (visible_rect.y + visible_rect.height - 2 * SCROLL_EDGE_SIZE);
4020 gtk_adjustment_set_value (tree_view->priv->vadjustment,
4021 MAX (gtk_adjustment_get_value (tree_view->priv->vadjustment) + offset, 0.0));
4025 gtk_tree_view_horizontal_autoscroll (GtkTreeView *tree_view)
4027 GdkRectangle visible_rect;
4031 gdk_window_get_pointer (tree_view->priv->bin_window, &x, NULL, NULL);
4033 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
4035 /* See if we are near the edge. */
4036 offset = x - (visible_rect.x + SCROLL_EDGE_SIZE);
4039 offset = x - (visible_rect.x + visible_rect.width - SCROLL_EDGE_SIZE);
4045 gtk_adjustment_set_value (tree_view->priv->hadjustment,
4046 MAX (gtk_adjustment_get_value (tree_view->priv->hadjustment) + offset, 0.0));
4053 gtk_tree_view_motion_drag_column (GtkWidget *widget,
4054 GdkEventMotion *event)
4056 GtkAllocation allocation, button_allocation;
4057 GtkTreeView *tree_view = (GtkTreeView *) widget;
4058 GtkTreeViewColumn *column = tree_view->priv->drag_column;
4063 if ((column == NULL) ||
4064 (event->window != tree_view->priv->drag_window))
4067 button = gtk_tree_view_column_get_button (column);
4069 /* Handle moving the header */
4070 gdk_window_get_position (tree_view->priv->drag_window, &x, &y);
4071 gtk_widget_get_allocation (widget, &allocation);
4072 gtk_widget_get_allocation (button, &button_allocation);
4073 x = CLAMP (x + (gint)event->x - _gtk_tree_view_column_get_drag_x (column), 0,
4074 MAX (tree_view->priv->width, allocation.width) - button_allocation.width);
4075 gdk_window_move (tree_view->priv->drag_window, x, y);
4077 /* autoscroll, if needed */
4078 gtk_tree_view_horizontal_autoscroll (tree_view);
4079 /* Update the current reorder position and arrow; */
4080 gtk_tree_view_update_current_reorder (tree_view);
4086 gtk_tree_view_stop_rubber_band (GtkTreeView *tree_view)
4088 remove_scroll_timeout (tree_view);
4089 gtk_grab_remove (GTK_WIDGET (tree_view));
4091 if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
4093 GtkTreePath *tmp_path;
4095 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
4097 /* The anchor path should be set to the start path */
4098 tmp_path = _gtk_tree_view_find_path (tree_view,
4099 tree_view->priv->rubber_band_start_tree,
4100 tree_view->priv->rubber_band_start_node);
4102 if (tree_view->priv->anchor)
4103 gtk_tree_row_reference_free (tree_view->priv->anchor);
4105 tree_view->priv->anchor =
4106 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
4107 tree_view->priv->model,
4110 gtk_tree_path_free (tmp_path);
4112 /* ... and the cursor to the end path */
4113 tmp_path = _gtk_tree_view_find_path (tree_view,
4114 tree_view->priv->rubber_band_end_tree,
4115 tree_view->priv->rubber_band_end_node);
4116 gtk_tree_view_real_set_cursor (GTK_TREE_VIEW (tree_view), tmp_path, FALSE, FALSE);
4117 gtk_tree_path_free (tmp_path);
4119 _gtk_tree_selection_emit_changed (tree_view->priv->selection);
4122 /* Clear status variables */
4123 tree_view->priv->rubber_band_status = RUBBER_BAND_OFF;
4124 tree_view->priv->rubber_band_extend = FALSE;
4125 tree_view->priv->rubber_band_modify = FALSE;
4127 tree_view->priv->rubber_band_start_node = NULL;
4128 tree_view->priv->rubber_band_start_tree = NULL;
4129 tree_view->priv->rubber_band_end_node = NULL;
4130 tree_view->priv->rubber_band_end_tree = NULL;
4134 gtk_tree_view_update_rubber_band_selection_range (GtkTreeView *tree_view,
4135 GtkRBTree *start_tree,
4136 GtkRBNode *start_node,
4137 GtkRBTree *end_tree,
4138 GtkRBNode *end_node,
4140 gboolean skip_start,
4143 if (start_node == end_node)
4146 /* We skip the first node and jump inside the loop */
4152 /* Small optimization by assuming insensitive nodes are never
4155 if (!GTK_RBNODE_FLAG_SET (start_node, GTK_RBNODE_IS_SELECTED))
4158 gboolean selectable;
4160 path = _gtk_tree_view_find_path (tree_view, start_tree, start_node);
4161 selectable = _gtk_tree_selection_row_is_selectable (tree_view->priv->selection, start_node, path);
4162 gtk_tree_path_free (path);
4165 goto node_not_selectable;
4170 if (tree_view->priv->rubber_band_extend)
4171 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4172 else if (tree_view->priv->rubber_band_modify)
4174 /* Toggle the selection state */
4175 if (GTK_RBNODE_FLAG_SET (start_node, GTK_RBNODE_IS_SELECTED))
4176 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4178 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4181 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4185 /* Mirror the above */
4186 if (tree_view->priv->rubber_band_extend)
4187 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4188 else if (tree_view->priv->rubber_band_modify)
4190 /* Toggle the selection state */
4191 if (GTK_RBNODE_FLAG_SET (start_node, GTK_RBNODE_IS_SELECTED))
4192 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4194 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4197 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4200 _gtk_tree_view_queue_draw_node (tree_view, start_tree, start_node, NULL);
4202 node_not_selectable:
4203 if (start_node == end_node)
4208 if (start_node->children)
4210 start_tree = start_node->children;
4211 start_node = start_tree->root;
4212 while (start_node->left != start_tree->nil)
4213 start_node = start_node->left;
4217 _gtk_rbtree_next_full (start_tree, start_node, &start_tree, &start_node);
4220 /* Ran out of tree */
4224 if (skip_end && start_node == end_node)
4231 gtk_tree_view_update_rubber_band_selection (GtkTreeView *tree_view)
4233 GtkRBTree *start_tree, *end_tree;
4234 GtkRBNode *start_node, *end_node;
4236 _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);
4237 _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);
4239 /* Handle the start area first */
4240 if (!tree_view->priv->rubber_band_start_node)
4242 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4251 else if (_gtk_rbtree_node_find_offset (start_tree, start_node) <
4252 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_start_tree, tree_view->priv->rubber_band_start_node))
4254 /* New node is above the old one; selection became bigger */
4255 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4258 tree_view->priv->rubber_band_start_tree,
4259 tree_view->priv->rubber_band_start_node,
4264 else if (_gtk_rbtree_node_find_offset (start_tree, start_node) >
4265 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_start_tree, tree_view->priv->rubber_band_start_node))
4267 /* New node is below the old one; selection became smaller */
4268 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4269 tree_view->priv->rubber_band_start_tree,
4270 tree_view->priv->rubber_band_start_node,
4278 tree_view->priv->rubber_band_start_tree = start_tree;
4279 tree_view->priv->rubber_band_start_node = start_node;
4281 /* Next, handle the end area */
4282 if (!tree_view->priv->rubber_band_end_node)
4284 /* In the event this happens, start_node was also NULL; this case is
4290 /* Find the last node in the tree */
4291 _gtk_rbtree_find_offset (tree_view->priv->tree, tree_view->priv->height - 1,
4292 &end_tree, &end_node);
4294 /* Selection reached end of the tree */
4295 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4296 tree_view->priv->rubber_band_end_tree,
4297 tree_view->priv->rubber_band_end_node,
4304 else if (_gtk_rbtree_node_find_offset (end_tree, end_node) >
4305 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_end_tree, tree_view->priv->rubber_band_end_node))
4307 /* New node is below the old one; selection became bigger */
4308 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4309 tree_view->priv->rubber_band_end_tree,
4310 tree_view->priv->rubber_band_end_node,
4317 else if (_gtk_rbtree_node_find_offset (end_tree, end_node) <
4318 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_end_tree, tree_view->priv->rubber_band_end_node))
4320 /* New node is above the old one; selection became smaller */
4321 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4324 tree_view->priv->rubber_band_end_tree,
4325 tree_view->priv->rubber_band_end_node,
4331 tree_view->priv->rubber_band_end_tree = end_tree;
4332 tree_view->priv->rubber_band_end_node = end_node;
4336 gtk_tree_view_update_rubber_band (GtkTreeView *tree_view)
4339 GdkRectangle old_area;
4340 GdkRectangle new_area;
4341 GdkRectangle common;
4342 cairo_region_t *invalid_region;
4344 old_area.x = MIN (tree_view->priv->press_start_x, tree_view->priv->rubber_band_x);
4345 old_area.y = MIN (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y) - tree_view->priv->dy;
4346 old_area.width = ABS (tree_view->priv->rubber_band_x - tree_view->priv->press_start_x) + 1;
4347 old_area.height = ABS (tree_view->priv->rubber_band_y - tree_view->priv->press_start_y) + 1;
4349 gdk_window_get_pointer (tree_view->priv->bin_window, &x, &y, NULL);
4352 y = MAX (y, 0) + tree_view->priv->dy;
4354 new_area.x = MIN (tree_view->priv->press_start_x, x);
4355 new_area.y = MIN (tree_view->priv->press_start_y, y) - tree_view->priv->dy;
4356 new_area.width = ABS (x - tree_view->priv->press_start_x) + 1;
4357 new_area.height = ABS (y - tree_view->priv->press_start_y) + 1;
4359 invalid_region = cairo_region_create_rectangle (&old_area);
4360 cairo_region_union_rectangle (invalid_region, &new_area);
4362 gdk_rectangle_intersect (&old_area, &new_area, &common);
4363 if (common.width > 2 && common.height > 2)
4365 cairo_region_t *common_region;
4367 /* make sure the border is invalidated */
4373 common_region = cairo_region_create_rectangle (&common);
4375 cairo_region_subtract (invalid_region, common_region);
4376 cairo_region_destroy (common_region);
4379 gdk_window_invalidate_region (tree_view->priv->bin_window, invalid_region, TRUE);
4381 cairo_region_destroy (invalid_region);
4383 tree_view->priv->rubber_band_x = x;
4384 tree_view->priv->rubber_band_y = y;
4386 gtk_tree_view_update_rubber_band_selection (tree_view);
4390 gtk_tree_view_paint_rubber_band (GtkTreeView *tree_view,
4394 GtkStyleContext *context;
4398 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
4400 gtk_style_context_save (context);
4401 gtk_style_context_add_class (context, GTK_STYLE_CLASS_RUBBERBAND);
4403 rect.x = MIN (tree_view->priv->press_start_x, tree_view->priv->rubber_band_x);
4404 rect.y = MIN (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y) - tree_view->priv->dy;
4405 rect.width = ABS (tree_view->priv->press_start_x - tree_view->priv->rubber_band_x) + 1;
4406 rect.height = ABS (tree_view->priv->press_start_y - tree_view->priv->rubber_band_y) + 1;
4408 gdk_cairo_rectangle (cr, &rect);
4411 gtk_render_background (context, cr,
4413 rect.width, rect.height);
4414 gtk_render_frame (context, cr,
4416 rect.width, rect.height);
4418 gtk_style_context_restore (context);
4423 gtk_tree_view_motion_bin_window (GtkWidget *widget,
4424 GdkEventMotion *event)
4426 GtkTreeView *tree_view;
4431 tree_view = (GtkTreeView *) widget;
4433 if (tree_view->priv->tree == NULL)
4436 if (tree_view->priv->rubber_band_status == RUBBER_BAND_MAYBE_START)
4438 gtk_grab_add (GTK_WIDGET (tree_view));
4439 gtk_tree_view_update_rubber_band (tree_view);
4441 tree_view->priv->rubber_band_status = RUBBER_BAND_ACTIVE;
4443 else if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
4445 gtk_tree_view_update_rubber_band (tree_view);
4447 add_scroll_timeout (tree_view);
4450 /* only check for an initiated drag when a button is pressed */
4451 if (tree_view->priv->pressed_button >= 0
4452 && !tree_view->priv->rubber_band_status)
4453 gtk_tree_view_maybe_begin_dragging_row (tree_view, event);
4455 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
4459 _gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
4461 /* If we are currently pressing down a button, we don't want to prelight anything else. */
4462 if ((tree_view->priv->button_pressed_node != NULL) &&
4463 (tree_view->priv->button_pressed_node != node))
4466 tree_view->priv->event_last_x = event->x;
4467 tree_view->priv->event_last_y = event->y;
4469 prelight_or_select (tree_view, tree, node, event->x, event->y);
4475 gtk_tree_view_motion (GtkWidget *widget,
4476 GdkEventMotion *event)
4478 GtkTreeView *tree_view;
4480 tree_view = (GtkTreeView *) widget;
4482 /* Resizing a column */
4483 if (tree_view->priv->in_column_resize)
4484 return gtk_tree_view_motion_resize_column (widget, event);
4487 if (tree_view->priv->in_column_drag)
4488 return gtk_tree_view_motion_drag_column (widget, event);
4490 /* Sanity check it */
4491 if (event->window == tree_view->priv->bin_window)
4492 return gtk_tree_view_motion_bin_window (widget, event);
4497 /* Invalidate the focus rectangle near the edge of the bin_window; used when
4498 * the tree is empty.
4501 invalidate_empty_focus (GtkTreeView *tree_view)
4505 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
4510 area.width = gdk_window_get_width (tree_view->priv->bin_window);
4511 area.height = gdk_window_get_height (tree_view->priv->bin_window);
4512 gdk_window_invalidate_rect (tree_view->priv->bin_window, &area, FALSE);
4515 /* Draws a focus rectangle near the edge of the bin_window; used when the tree
4519 draw_empty_focus (GtkTreeView *tree_view, cairo_t *cr)
4521 GtkWidget *widget = GTK_WIDGET (tree_view);
4524 if (!gtk_widget_has_visible_focus (widget))
4527 w = gdk_window_get_width (tree_view->priv->bin_window) - 2;
4528 h = gdk_window_get_height (tree_view->priv->bin_window) - 2;
4532 GtkStyleContext *context;
4533 GtkStateFlags state;
4535 context = gtk_widget_get_style_context (widget);
4536 state = gtk_widget_get_state_flags (widget);
4538 gtk_style_context_save (context);
4539 gtk_style_context_set_state (context, state);
4541 gtk_render_focus (context, cr, 1, 1, w, h);
4543 gtk_style_context_restore (context);
4548 GTK_TREE_VIEW_GRID_LINE,
4549 GTK_TREE_VIEW_TREE_LINE,
4550 GTK_TREE_VIEW_FOREGROUND_LINE
4551 } GtkTreeViewLineType;
4554 gtk_tree_view_draw_line (GtkTreeView *tree_view,
4556 GtkTreeViewLineType type,
4566 case GTK_TREE_VIEW_TREE_LINE:
4567 cairo_set_source_rgb (cr, 0, 0, 0);
4568 cairo_set_line_width (cr, tree_view->priv->tree_line_width);
4569 if (tree_view->priv->tree_line_dashes[0])
4571 tree_view->priv->tree_line_dashes,
4574 case GTK_TREE_VIEW_GRID_LINE:
4575 cairo_set_source_rgb (cr, 0, 0, 0);
4576 cairo_set_line_width (cr, tree_view->priv->grid_line_width);
4577 if (tree_view->priv->grid_line_dashes[0])
4579 tree_view->priv->grid_line_dashes,
4583 g_assert_not_reached ();
4585 case GTK_TREE_VIEW_FOREGROUND_LINE:
4587 GtkStyleContext *context;
4588 GtkStateFlags state;
4591 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
4592 state = gtk_widget_get_state_flags (GTK_WIDGET (tree_view));
4594 cairo_set_line_width (cr, 1.0);
4595 gtk_style_context_get_color (context, state, &color);
4596 gdk_cairo_set_source_rgba (cr, &color);
4602 cairo_move_to (cr, x1 + 0.5, y1 + 0.5);
4603 cairo_line_to (cr, x2 + 0.5, y2 + 0.5);
4610 gtk_tree_view_draw_grid_lines (GtkTreeView *tree_view,
4612 gint n_visible_columns)
4614 GList *list = tree_view->priv->columns;
4618 if (tree_view->priv->grid_lines != GTK_TREE_VIEW_GRID_LINES_VERTICAL
4619 && tree_view->priv->grid_lines != GTK_TREE_VIEW_GRID_LINES_BOTH)
4622 /* Only draw the lines for visible rows and columns */
4623 for (list = tree_view->priv->columns; list; list = list->next, i++)
4625 GtkTreeViewColumn *column = list->data;
4627 /* We don't want a line for the last column */
4628 if (i == n_visible_columns - 1)
4631 if (!gtk_tree_view_column_get_visible (column))
4634 current_x += gtk_tree_view_column_get_width (column);
4636 gtk_tree_view_draw_line (tree_view, cr,
4637 GTK_TREE_VIEW_GRID_LINE,
4639 current_x - 1, tree_view->priv->height);
4643 /* Warning: Very scary function.
4644 * Modify at your own risk
4646 * KEEP IN SYNC WITH gtk_tree_view_create_row_drag_icon()!
4647 * FIXME: It's not...
4650 gtk_tree_view_bin_draw (GtkWidget *widget,
4653 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
4658 GtkRBNode *cursor = NULL;
4659 GtkRBTree *cursor_tree = NULL;
4660 GtkRBNode *drag_highlight = NULL;
4661 GtkRBTree *drag_highlight_tree = NULL;
4664 gint y_offset, cell_offset;
4667 GdkRectangle background_area;
4668 GdkRectangle cell_area;
4672 gint expander_cell_width;
4673 gint bin_window_width;
4674 gint bin_window_height;
4675 GtkTreePath *cursor_path;
4676 GtkTreePath *drag_dest_path;
4677 GList *first_column, *last_column;
4678 gint vertical_separator;
4679 gint horizontal_separator;
4680 gint focus_line_width;
4681 gboolean allow_rules;
4682 gboolean has_can_focus_cell;
4684 gint n_visible_columns;
4685 gint pointer_x, pointer_y;
4686 gint grid_line_width;
4687 gboolean got_pointer = FALSE;
4688 gboolean draw_vgrid_lines, draw_hgrid_lines;
4689 GtkStyleContext *context;
4690 GtkStateFlags state;
4692 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
4693 context = gtk_widget_get_style_context (widget);
4694 state = gtk_widget_get_state_flags (widget);
4696 gtk_widget_style_get (widget,
4697 "horizontal-separator", &horizontal_separator,
4698 "vertical-separator", &vertical_separator,
4699 "allow-rules", &allow_rules,
4700 "focus-line-width", &focus_line_width,
4703 if (tree_view->priv->tree == NULL)
4705 draw_empty_focus (tree_view, cr);
4709 bin_window_width = gdk_window_get_width (tree_view->priv->bin_window);
4710 bin_window_height = gdk_window_get_height (tree_view->priv->bin_window);
4711 cairo_rectangle (cr, 0, 0, bin_window_width, bin_window_height);
4713 if (!gdk_cairo_get_clip_rectangle (cr, &clip))
4716 new_y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, clip.y);
4720 y_offset = -_gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
4722 if (tree_view->priv->height < bin_window_height)
4724 gtk_style_context_save (context);
4725 gtk_style_context_set_state (context, state);
4726 gtk_style_context_add_class (context, GTK_STYLE_CLASS_CELL);
4728 gtk_render_background (context, cr,
4729 0, tree_view->priv->height,
4731 bin_window_height - tree_view->priv->height);
4733 gtk_style_context_restore (context);
4739 /* find the path for the node */
4740 path = _gtk_tree_view_find_path ((GtkTreeView *)widget,
4743 gtk_tree_model_get_iter (tree_view->priv->model,
4746 depth = gtk_tree_path_get_depth (path);
4747 gtk_tree_path_free (path);
4750 drag_dest_path = NULL;
4752 if (tree_view->priv->cursor)
4753 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
4756 _gtk_tree_view_find_node (tree_view, cursor_path,
4757 &cursor_tree, &cursor);
4759 if (tree_view->priv->drag_dest_row)
4760 drag_dest_path = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
4763 _gtk_tree_view_find_node (tree_view, drag_dest_path,
4764 &drag_highlight_tree, &drag_highlight);
4767 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_VERTICAL
4768 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
4770 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_HORIZONTAL
4771 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
4773 if (draw_vgrid_lines || draw_hgrid_lines)
4774 gtk_widget_style_get (widget, "grid-line-width", &grid_line_width, NULL);
4776 n_visible_columns = 0;
4777 for (list = tree_view->priv->columns; list; list = list->next)
4779 if (!gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
4781 n_visible_columns ++;
4784 /* Find the last column */
4785 for (last_column = g_list_last (tree_view->priv->columns);
4787 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (last_column->data)));
4788 last_column = last_column->prev)
4792 for (first_column = g_list_first (tree_view->priv->columns);
4794 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (first_column->data)));
4795 first_column = first_column->next)
4798 /* Actually process the expose event. To do this, we want to
4799 * start at the first node of the event, and walk the tree in
4800 * order, drawing each successive node.
4806 gboolean is_separator = FALSE;
4807 gboolean is_first = FALSE;
4808 gboolean is_last = FALSE;
4811 is_separator = row_is_separator (tree_view, &iter, NULL);
4813 max_height = gtk_tree_view_get_row_height (tree_view, node);
4816 highlight_x = 0; /* should match x coord of first cell */
4817 expander_cell_width = 0;
4819 background_area.y = y_offset + clip.y;
4820 background_area.height = max_height;
4824 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PRELIT))
4825 flags |= GTK_CELL_RENDERER_PRELIT;
4827 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
4828 flags |= GTK_CELL_RENDERER_SELECTED;
4830 parity = _gtk_rbtree_node_find_parity (tree, node);
4832 /* we *need* to set cell data on all cells before the call
4833 * to _has_can_focus_cell, else _has_can_focus_cell() does not
4834 * return a correct value.
4836 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
4838 list = (rtl ? list->prev : list->next))
4840 GtkTreeViewColumn *column = list->data;
4841 gtk_tree_view_column_cell_set_cell_data (column,
4842 tree_view->priv->model,
4844 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
4845 node->children?TRUE:FALSE);
4848 has_can_focus_cell = gtk_tree_view_has_can_focus_cell (tree_view);
4850 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
4852 list = (rtl ? list->prev : list->next))
4854 GtkTreeViewColumn *column = list->data;
4855 GtkRegionFlags row_flags = 0, column_flags = 0;
4856 GtkStateFlags state = 0;
4858 gboolean draw_focus;
4860 if (!gtk_tree_view_column_get_visible (column))
4864 width = gtk_tree_view_column_get_width (column);
4866 if (cell_offset > clip.x + clip.width ||
4867 cell_offset + width < clip.x)
4869 cell_offset += width;
4873 if (gtk_tree_view_column_get_sort_indicator (column))
4874 flags |= GTK_CELL_RENDERER_SORTED;
4876 flags &= ~GTK_CELL_RENDERER_SORTED;
4879 flags |= GTK_CELL_RENDERER_FOCUSED;
4881 flags &= ~GTK_CELL_RENDERER_FOCUSED;
4883 background_area.x = cell_offset;
4884 background_area.width = width;
4886 cell_area = background_area;
4887 cell_area.y += vertical_separator / 2;
4888 cell_area.x += horizontal_separator / 2;
4889 cell_area.height -= vertical_separator;
4890 cell_area.width -= horizontal_separator;
4892 if (draw_vgrid_lines)
4894 if (list == first_column)
4896 cell_area.width -= grid_line_width / 2;
4898 else if (list == last_column)
4900 cell_area.x += grid_line_width / 2;
4901 cell_area.width -= grid_line_width / 2;
4905 cell_area.x += grid_line_width / 2;
4906 cell_area.width -= grid_line_width;
4910 if (draw_hgrid_lines)
4912 cell_area.y += grid_line_width / 2;
4913 cell_area.height -= grid_line_width;
4916 if (!gdk_rectangle_intersect (&clip, &background_area, NULL))
4918 cell_offset += gtk_tree_view_column_get_width (column);
4922 gtk_tree_view_column_cell_set_cell_data (column,
4923 tree_view->priv->model,
4925 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
4926 node->children?TRUE:FALSE);
4928 /* Select the detail for drawing the cell. relevant
4929 * factors are parity, sortedness, and whether to
4932 if (allow_rules && tree_view->priv->has_rules)
4935 row_flags |= GTK_REGION_ODD;
4937 row_flags |= GTK_REGION_EVEN;
4940 if ((flags & GTK_CELL_RENDERER_SORTED) &&
4941 n_visible_columns >= 3)
4942 column_flags |= GTK_REGION_SORTED;
4944 is_first = (rtl ? !list->next : !list->prev);
4945 is_last = (rtl ? !list->prev : !list->next);
4948 column_flags |= GTK_REGION_FIRST;
4951 column_flags |= GTK_REGION_LAST;
4953 if ((n_col % 2) == 0)
4954 column_flags |= GTK_REGION_EVEN;
4956 column_flags |= GTK_REGION_ODD;
4958 gtk_style_context_save (context);
4960 state = gtk_cell_renderer_get_state (NULL, widget, flags);
4961 gtk_style_context_set_state (context, state);
4963 gtk_style_context_add_class (context, GTK_STYLE_CLASS_CELL);
4964 gtk_style_context_add_region (context, GTK_STYLE_REGION_ROW, row_flags);
4965 gtk_style_context_add_region (context, GTK_STYLE_REGION_COLUMN, column_flags);
4967 if (node == cursor && has_can_focus_cell
4968 && ((column == tree_view->priv->focus_column
4969 && tree_view->priv->draw_keyfocus &&
4970 gtk_widget_has_visible_focus (widget))
4971 || (column == tree_view->priv->edited_column)))
4976 /* Draw background */
4977 gtk_render_background (context, cr,
4980 background_area.width,
4981 background_area.height);
4984 gtk_render_frame (context, cr,
4987 background_area.width,
4988 background_area.height);
4990 if (gtk_tree_view_is_expander_column (tree_view, column))
4993 cell_area.x += (depth - 1) * tree_view->priv->level_indentation;
4994 cell_area.width -= (depth - 1) * tree_view->priv->level_indentation;
4996 if (gtk_tree_view_draw_expanders (tree_view))
4999 cell_area.x += depth * tree_view->priv->expander_size;
5000 cell_area.width -= depth * tree_view->priv->expander_size;
5003 /* If we have an expander column, the highlight underline
5004 * starts with that column, so that it indicates which
5005 * level of the tree we're dropping at.
5007 highlight_x = cell_area.x;
5008 expander_cell_width = cell_area.width;
5012 gtk_style_context_save (context);
5013 gtk_style_context_add_class (context, GTK_STYLE_CLASS_SEPARATOR);
5015 gtk_render_line (context, cr,
5017 cell_area.y + cell_area.height / 2,
5018 cell_area.x + cell_area.width,
5019 cell_area.y + cell_area.height / 2);
5021 gtk_style_context_restore (context);
5025 _gtk_tree_view_column_cell_render (column,
5033 if (gtk_tree_view_draw_expanders (tree_view)
5034 && (node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT)
5038 gdk_window_get_pointer (tree_view->priv->bin_window,
5039 &pointer_x, &pointer_y, NULL);
5043 gtk_tree_view_draw_arrow (GTK_TREE_VIEW (widget),
5047 pointer_x, pointer_y);
5054 gtk_style_context_save (context);
5055 gtk_style_context_add_class (context, GTK_STYLE_CLASS_SEPARATOR);
5057 gtk_render_line (context, cr,
5059 cell_area.y + cell_area.height / 2,
5060 cell_area.x + cell_area.width,
5061 cell_area.y + cell_area.height / 2);
5063 gtk_style_context_restore (context);
5066 _gtk_tree_view_column_cell_render (column,
5074 if (draw_hgrid_lines)
5076 if (background_area.y > 0)
5077 gtk_tree_view_draw_line (tree_view, cr,
5078 GTK_TREE_VIEW_GRID_LINE,
5079 background_area.x, background_area.y,
5080 background_area.x + background_area.width,
5083 if (y_offset + max_height >= clip.height)
5084 gtk_tree_view_draw_line (tree_view, cr,
5085 GTK_TREE_VIEW_GRID_LINE,
5086 background_area.x, background_area.y + max_height,
5087 background_area.x + background_area.width,
5088 background_area.y + max_height);
5091 if (gtk_tree_view_is_expander_column (tree_view, column) &&
5092 tree_view->priv->tree_lines_enabled)
5094 gint x = background_area.x;
5095 gint mult = rtl ? -1 : 1;
5096 gint y0 = background_area.y;
5097 gint y1 = background_area.y + background_area.height/2;
5098 gint y2 = background_area.y + background_area.height;
5101 x += background_area.width - 1;
5103 if ((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT
5106 gtk_tree_view_draw_line (tree_view, cr,
5107 GTK_TREE_VIEW_TREE_LINE,
5108 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5110 x + tree_view->priv->expander_size * (depth - 1.1) * mult,
5115 gtk_tree_view_draw_line (tree_view, cr,
5116 GTK_TREE_VIEW_TREE_LINE,
5117 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5119 x + tree_view->priv->expander_size * (depth - 0.5) * mult,
5126 GtkRBNode *tmp_node;
5127 GtkRBTree *tmp_tree;
5129 if (!_gtk_rbtree_next (tree, node))
5130 gtk_tree_view_draw_line (tree_view, cr,
5131 GTK_TREE_VIEW_TREE_LINE,
5132 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5134 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5137 gtk_tree_view_draw_line (tree_view, cr,
5138 GTK_TREE_VIEW_TREE_LINE,
5139 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5141 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5144 tmp_node = tree->parent_node;
5145 tmp_tree = tree->parent_tree;
5147 for (i = depth - 2; i > 0; i--)
5149 if (_gtk_rbtree_next (tmp_tree, tmp_node))
5150 gtk_tree_view_draw_line (tree_view, cr,
5151 GTK_TREE_VIEW_TREE_LINE,
5152 x + tree_view->priv->expander_size * (i - 0.5) * mult,
5154 x + tree_view->priv->expander_size * (i - 0.5) * mult,
5157 tmp_node = tmp_tree->parent_node;
5158 tmp_tree = tmp_tree->parent_tree;
5163 gtk_style_context_restore (context);
5164 cell_offset += gtk_tree_view_column_get_width (column);
5167 if (node == drag_highlight)
5169 /* Draw indicator for the drop
5171 gint highlight_y = -1;
5172 GtkRBTree *tree = NULL;
5173 GtkRBNode *node = NULL;
5175 switch (tree_view->priv->drag_dest_pos)
5177 case GTK_TREE_VIEW_DROP_BEFORE:
5178 highlight_y = background_area.y - 1;
5179 if (highlight_y < 0)
5183 case GTK_TREE_VIEW_DROP_AFTER:
5184 highlight_y = background_area.y + background_area.height - 1;
5187 case GTK_TREE_VIEW_DROP_INTO_OR_BEFORE:
5188 case GTK_TREE_VIEW_DROP_INTO_OR_AFTER:
5189 _gtk_tree_view_find_node (tree_view, drag_dest_path, &tree, &node);
5194 gtk_render_focus (context, cr,
5195 0, gtk_tree_view_get_row_y_offset (tree_view, tree, node)
5196 - focus_line_width / 2,
5197 gdk_window_get_width (tree_view->priv->bin_window),
5198 gtk_tree_view_get_row_height (tree_view, node)
5199 - focus_line_width + 1);
5203 if (highlight_y >= 0)
5205 gtk_tree_view_draw_line (tree_view, cr,
5206 GTK_TREE_VIEW_FOREGROUND_LINE,
5207 rtl ? highlight_x + expander_cell_width : highlight_x,
5209 rtl ? 0 : bin_window_width,
5214 /* draw the big row-spanning focus rectangle, if needed */
5215 if (!has_can_focus_cell && node == cursor &&
5216 tree_view->priv->draw_keyfocus &&
5217 gtk_widget_has_visible_focus (widget))
5219 gint tmp_y, tmp_height;
5220 GtkStateFlags focus_rect_state = 0;
5222 gtk_style_context_save (context);
5224 focus_rect_state = gtk_cell_renderer_get_state (NULL, widget, flags);
5225 gtk_style_context_set_state (context, focus_rect_state);
5227 if (draw_hgrid_lines)
5229 tmp_y = gtk_tree_view_get_row_y_offset (tree_view, tree, node) + grid_line_width / 2;
5230 tmp_height = gtk_tree_view_get_row_height (tree_view, node) - grid_line_width;
5234 tmp_y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
5235 tmp_height = gtk_tree_view_get_row_height (tree_view, node);
5238 gtk_render_focus (context, cr,
5240 gdk_window_get_width (tree_view->priv->bin_window),
5243 gtk_style_context_restore (context);
5246 y_offset += max_height;
5249 GtkTreeIter parent = iter;
5252 tree = node->children;
5255 g_assert (node != tree->nil);
5257 while (node->left != tree->nil)
5259 has_child = gtk_tree_model_iter_children (tree_view->priv->model,
5265 TREE_VIEW_INTERNAL_ASSERT (has_child, FALSE);
5269 gboolean done = FALSE;
5273 node = _gtk_rbtree_next (tree, node);
5276 gboolean has_next = gtk_tree_model_iter_next (tree_view->priv->model, &iter);
5280 TREE_VIEW_INTERNAL_ASSERT (has_next, FALSE);
5284 GtkTreeIter parent_iter = iter;
5285 gboolean has_parent;
5287 node = tree->parent_node;
5288 tree = tree->parent_tree;
5290 /* we should go to done to free some memory */
5292 has_parent = gtk_tree_model_iter_parent (tree_view->priv->model,
5298 TREE_VIEW_INTERNAL_ASSERT (has_parent, FALSE);
5304 while (y_offset < clip.height);
5307 gtk_tree_view_draw_grid_lines (tree_view, cr, n_visible_columns);
5309 if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
5310 gtk_tree_view_paint_rubber_band (tree_view, cr);
5313 gtk_tree_path_free (cursor_path);
5316 gtk_tree_path_free (drag_dest_path);
5322 gtk_tree_view_draw (GtkWidget *widget,
5325 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
5328 if (gtk_cairo_should_draw_window (cr, tree_view->priv->bin_window))
5330 GtkStyleContext *context;
5333 context = gtk_widget_get_style_context (widget);
5337 gtk_style_context_save (context);
5338 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
5340 gtk_cairo_transform_to_window (cr, widget, tree_view->priv->bin_window);
5342 gtk_tree_view_bin_draw (widget, cr);
5344 gtk_style_context_restore (context);
5347 /* We can't just chain up to Container::draw as it will try to send the
5348 * event to the headers, so we handle propagating it to our children
5349 * (eg. widgets being edited) ourselves.
5351 tmp_list = tree_view->priv->children;
5354 GtkTreeViewChild *child = tmp_list->data;
5355 tmp_list = tmp_list->next;
5357 gtk_container_propagate_draw (GTK_CONTAINER (tree_view), child->widget, cr);
5361 if (gtk_cairo_should_draw_window (cr, tree_view->priv->header_window))
5365 for (list = tree_view->priv->columns; list != NULL; list = list->next)
5367 GtkTreeViewColumn *column = list->data;
5369 if (column == tree_view->priv->drag_column)
5372 if (gtk_tree_view_column_get_visible (column))
5374 button = gtk_tree_view_column_get_button (column);
5375 gtk_container_propagate_draw (GTK_CONTAINER (tree_view),
5381 if (tree_view->priv->drag_window &&
5382 gtk_cairo_should_draw_window (cr, tree_view->priv->drag_window))
5384 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
5385 gtk_container_propagate_draw (GTK_CONTAINER (tree_view),
5400 /* returns 0x1 when no column has been found -- yes it's hackish */
5401 static GtkTreeViewColumn *
5402 gtk_tree_view_get_drop_column (GtkTreeView *tree_view,
5403 GtkTreeViewColumn *column,
5406 GtkTreeViewColumn *left_column = NULL;
5407 GtkTreeViewColumn *cur_column = NULL;
5410 if (!gtk_tree_view_column_get_reorderable (column))
5411 return (GtkTreeViewColumn *)0x1;
5413 switch (drop_position)
5416 /* find first column where we can drop */
5417 tmp_list = tree_view->priv->columns;
5418 if (column == GTK_TREE_VIEW_COLUMN (tmp_list->data))
5419 return (GtkTreeViewColumn *)0x1;
5423 g_assert (tmp_list);
5425 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5426 tmp_list = tmp_list->next;
5429 gtk_tree_view_column_get_visible (left_column) == FALSE)
5432 if (!tree_view->priv->column_drop_func)
5435 if (!tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5437 left_column = cur_column;
5444 if (!tree_view->priv->column_drop_func)
5447 if (tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data))
5450 return (GtkTreeViewColumn *)0x1;
5454 /* find first column after column where we can drop */
5455 tmp_list = tree_view->priv->columns;
5457 for (; tmp_list; tmp_list = tmp_list->next)
5458 if (GTK_TREE_VIEW_COLUMN (tmp_list->data) == column)
5461 if (!tmp_list || !tmp_list->next)
5462 return (GtkTreeViewColumn *)0x1;
5464 tmp_list = tmp_list->next;
5465 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5466 tmp_list = tmp_list->next;
5470 g_assert (tmp_list);
5472 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5473 tmp_list = tmp_list->next;
5476 gtk_tree_view_column_get_visible (left_column) == FALSE)
5478 left_column = cur_column;
5480 tmp_list = tmp_list->next;
5484 if (!tree_view->priv->column_drop_func)
5487 if (!tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5489 left_column = cur_column;
5496 if (!tree_view->priv->column_drop_func)
5499 if (tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data))
5502 return (GtkTreeViewColumn *)0x1;
5506 /* find first column before column where we can drop */
5507 tmp_list = tree_view->priv->columns;
5509 for (; tmp_list; tmp_list = tmp_list->next)
5510 if (GTK_TREE_VIEW_COLUMN (tmp_list->data) == column)
5513 if (!tmp_list || !tmp_list->prev)
5514 return (GtkTreeViewColumn *)0x1;
5516 tmp_list = tmp_list->prev;
5517 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5518 tmp_list = tmp_list->prev;
5522 g_assert (tmp_list);
5524 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5527 gtk_tree_view_column_get_visible (left_column) == FALSE)
5529 /*if (!tmp_list->prev)
5530 return (GtkTreeViewColumn *)0x1;
5533 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->prev->data);
5534 tmp_list = tmp_list->prev->prev;
5537 cur_column = left_column;
5539 tmp_list = tmp_list->prev;
5543 if (!tree_view->priv->column_drop_func)
5546 if (tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5549 cur_column = left_column;
5550 tmp_list = tmp_list->prev;
5553 if (!tree_view->priv->column_drop_func)
5556 if (tree_view->priv->column_drop_func (tree_view, column, NULL, cur_column, tree_view->priv->column_drop_func_data))
5559 return (GtkTreeViewColumn *)0x1;
5563 /* same as DROP_HOME case, but doing it backwards */
5564 tmp_list = g_list_last (tree_view->priv->columns);
5567 if (column == GTK_TREE_VIEW_COLUMN (tmp_list->data))
5568 return (GtkTreeViewColumn *)0x1;
5572 g_assert (tmp_list);
5574 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5577 gtk_tree_view_column_get_visible (left_column) == FALSE)
5579 cur_column = left_column;
5580 tmp_list = tmp_list->prev;
5583 if (!tree_view->priv->column_drop_func)
5586 if (tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5589 cur_column = left_column;
5590 tmp_list = tmp_list->prev;
5593 if (!tree_view->priv->column_drop_func)
5596 if (tree_view->priv->column_drop_func (tree_view, column, NULL, cur_column, tree_view->priv->column_drop_func_data))
5599 return (GtkTreeViewColumn *)0x1;
5603 return (GtkTreeViewColumn *)0x1;
5607 gtk_tree_view_key_press (GtkWidget *widget,
5610 GtkTreeView *tree_view = (GtkTreeView *) widget;
5613 if (tree_view->priv->rubber_band_status)
5615 if (event->keyval == GDK_KEY_Escape)
5616 gtk_tree_view_stop_rubber_band (tree_view);
5621 if (tree_view->priv->in_column_drag)
5623 if (event->keyval == GDK_KEY_Escape)
5625 tree_view->priv->cur_reorder = NULL;
5626 gtk_tree_view_button_release_drag_column (widget, NULL);
5631 if (tree_view->priv->headers_visible)
5633 GList *focus_column;
5636 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
5638 for (focus_column = tree_view->priv->columns;
5640 focus_column = focus_column->next)
5642 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (focus_column->data);
5644 button = gtk_tree_view_column_get_button (column);
5645 if (gtk_widget_has_focus (button))
5650 (event->state & GDK_SHIFT_MASK) && (event->state & GDK_MOD1_MASK) &&
5651 (event->keyval == GDK_KEY_Left || event->keyval == GDK_KEY_KP_Left
5652 || event->keyval == GDK_KEY_Right || event->keyval == GDK_KEY_KP_Right))
5654 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (focus_column->data);
5655 gint max_width, min_width;
5657 if (!gtk_tree_view_column_get_resizable (column))
5659 gtk_widget_error_bell (widget);
5663 if (event->keyval == (rtl ? GDK_KEY_Right : GDK_KEY_Left)
5664 || event->keyval == (rtl ? GDK_KEY_KP_Right : GDK_KEY_KP_Left))
5666 GtkRequisition button_req;
5667 gint old_width = _gtk_tree_view_column_get_resized_width (column);
5670 button = gtk_tree_view_column_get_button (column);
5672 gtk_widget_get_preferred_size (button, &button_req, NULL);
5674 new_width = MAX (old_width, gtk_tree_view_column_get_width (column));
5679 _gtk_tree_view_column_set_resized_width (column, new_width);
5681 min_width = gtk_tree_view_column_get_min_width (column);
5682 if (min_width == -1)
5683 new_width = MAX (button_req.width, new_width);
5686 new_width = MAX (min_width, new_width);
5689 max_width = gtk_tree_view_column_get_max_width (column);
5690 if (max_width != -1)
5691 new_width = MIN (new_width, max_width);
5693 _gtk_tree_view_column_set_use_resized_width (column, TRUE);
5695 if (new_width != old_width)
5697 _gtk_tree_view_column_set_resized_width (column, new_width);
5698 gtk_widget_queue_resize (widget);
5701 gtk_widget_error_bell (widget);
5703 else if (event->keyval == (rtl ? GDK_KEY_Left : GDK_KEY_Right)
5704 || event->keyval == (rtl ? GDK_KEY_KP_Left : GDK_KEY_KP_Right))
5706 gint old_width = _gtk_tree_view_column_get_resized_width (column);
5709 new_width = MAX (old_width, gtk_tree_view_column_get_width (column));
5712 max_width = gtk_tree_view_column_get_max_width (column);
5713 if (max_width != -1)
5714 new_width = MIN (new_width, max_width);
5716 _gtk_tree_view_column_set_use_resized_width (column, TRUE);
5718 if (new_width != old_width)
5720 _gtk_tree_view_column_set_resized_width (column, new_width);
5721 gtk_widget_queue_resize (widget);
5724 gtk_widget_error_bell (widget);
5731 (event->state & GDK_MOD1_MASK) &&
5732 (event->keyval == GDK_KEY_Left || event->keyval == GDK_KEY_KP_Left
5733 || event->keyval == GDK_KEY_Right || event->keyval == GDK_KEY_KP_Right
5734 || event->keyval == GDK_KEY_Home || event->keyval == GDK_KEY_KP_Home
5735 || event->keyval == GDK_KEY_End || event->keyval == GDK_KEY_KP_End))
5737 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (focus_column->data);
5739 if (event->keyval == (rtl ? GDK_KEY_Right : GDK_KEY_Left)
5740 || event->keyval == (rtl ? GDK_KEY_KP_Right : GDK_KEY_KP_Left))
5742 GtkTreeViewColumn *col;
5743 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_LEFT);
5744 if (col != (GtkTreeViewColumn *)0x1)
5745 gtk_tree_view_move_column_after (tree_view, column, col);
5747 gtk_widget_error_bell (widget);
5749 else if (event->keyval == (rtl ? GDK_KEY_Left : GDK_KEY_Right)
5750 || event->keyval == (rtl ? GDK_KEY_KP_Left : GDK_KEY_KP_Right))
5752 GtkTreeViewColumn *col;
5753 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_RIGHT);
5754 if (col != (GtkTreeViewColumn *)0x1)
5755 gtk_tree_view_move_column_after (tree_view, column, col);
5757 gtk_widget_error_bell (widget);
5759 else if (event->keyval == GDK_KEY_Home || event->keyval == GDK_KEY_KP_Home)
5761 GtkTreeViewColumn *col;
5762 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_HOME);
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 == GDK_KEY_End || event->keyval == GDK_KEY_KP_End)
5770 GtkTreeViewColumn *col;
5771 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_END);
5772 if (col != (GtkTreeViewColumn *)0x1)
5773 gtk_tree_view_move_column_after (tree_view, column, col);
5775 gtk_widget_error_bell (widget);
5782 /* Chain up to the parent class. It handles the keybindings. */
5783 if (GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->key_press_event (widget, event))
5786 if (tree_view->priv->search_entry_avoid_unhandled_binding)
5788 tree_view->priv->search_entry_avoid_unhandled_binding = FALSE;
5792 /* We pass the event to the search_entry. If its text changes, then we start
5793 * the typeahead find capabilities. */
5794 if (gtk_widget_has_focus (GTK_WIDGET (tree_view))
5795 && tree_view->priv->enable_search
5796 && !tree_view->priv->search_custom_entry_set)
5798 GdkEvent *new_event;
5800 const char *new_text;
5803 gboolean text_modified;
5804 gulong popup_menu_id;
5806 gtk_tree_view_ensure_interactive_directory (tree_view);
5808 /* Make a copy of the current text */
5809 old_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry)));
5810 new_event = gdk_event_copy ((GdkEvent *) event);
5811 g_object_unref (((GdkEventKey *) new_event)->window);
5812 ((GdkEventKey *) new_event)->window = g_object_ref (gtk_widget_get_window (tree_view->priv->search_window));
5813 gtk_widget_realize (tree_view->priv->search_window);
5815 popup_menu_id = g_signal_connect (tree_view->priv->search_entry,
5816 "popup-menu", G_CALLBACK (gtk_true),
5819 /* Move the entry off screen */
5820 screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
5821 gtk_window_move (GTK_WINDOW (tree_view->priv->search_window),
5822 gdk_screen_get_width (screen) + 1,
5823 gdk_screen_get_height (screen) + 1);
5824 gtk_widget_show (tree_view->priv->search_window);
5826 /* Send the event to the window. If the preedit_changed signal is emitted
5827 * during this event, we will set priv->imcontext_changed */
5828 tree_view->priv->imcontext_changed = FALSE;
5829 retval = gtk_widget_event (tree_view->priv->search_window, new_event);
5830 gdk_event_free (new_event);
5831 gtk_widget_hide (tree_view->priv->search_window);
5833 g_signal_handler_disconnect (tree_view->priv->search_entry,
5836 /* We check to make sure that the entry tried to handle the text, and that
5837 * the text has changed.
5839 new_text = gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry));
5840 text_modified = strcmp (old_text, new_text) != 0;
5842 if (tree_view->priv->imcontext_changed || /* we're in a preedit */
5843 (retval && text_modified)) /* ...or the text was modified */
5845 if (gtk_tree_view_real_start_interactive_search (tree_view,
5846 gdk_event_get_device ((GdkEvent *) event),
5849 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
5854 gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), "");
5864 gtk_tree_view_key_release (GtkWidget *widget,
5867 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
5869 if (tree_view->priv->rubber_band_status)
5872 return GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->key_release_event (widget, event);
5875 /* FIXME Is this function necessary? Can I get an enter_notify event
5876 * w/o either an expose event or a mouse motion event?
5879 gtk_tree_view_enter_notify (GtkWidget *widget,
5880 GdkEventCrossing *event)
5882 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
5887 /* Sanity check it */
5888 if (event->window != tree_view->priv->bin_window)
5891 if (tree_view->priv->tree == NULL)
5894 if (event->mode == GDK_CROSSING_GRAB ||
5895 event->mode == GDK_CROSSING_GTK_GRAB ||
5896 event->mode == GDK_CROSSING_GTK_UNGRAB ||
5897 event->mode == GDK_CROSSING_STATE_CHANGED)
5900 /* find the node internally */
5901 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
5904 _gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
5906 tree_view->priv->event_last_x = event->x;
5907 tree_view->priv->event_last_y = event->y;
5909 if ((tree_view->priv->button_pressed_node == NULL) ||
5910 (tree_view->priv->button_pressed_node == node))
5911 prelight_or_select (tree_view, tree, node, event->x, event->y);
5917 gtk_tree_view_leave_notify (GtkWidget *widget,
5918 GdkEventCrossing *event)
5920 GtkTreeView *tree_view;
5922 if (event->mode == GDK_CROSSING_GRAB)
5925 tree_view = GTK_TREE_VIEW (widget);
5927 if (tree_view->priv->prelight_node)
5928 _gtk_tree_view_queue_draw_node (tree_view,
5929 tree_view->priv->prelight_tree,
5930 tree_view->priv->prelight_node,
5933 tree_view->priv->event_last_x = -10000;
5934 tree_view->priv->event_last_y = -10000;
5936 prelight_or_select (tree_view,
5938 -1000, -1000); /* coords not possibly over an arrow */
5945 gtk_tree_view_focus_out (GtkWidget *widget,
5946 GdkEventFocus *event)
5948 GtkTreeView *tree_view;
5950 tree_view = GTK_TREE_VIEW (widget);
5952 gtk_widget_queue_draw (widget);
5954 /* destroy interactive search dialog */
5955 if (tree_view->priv->search_window)
5956 gtk_tree_view_search_dialog_hide (tree_view->priv->search_window, tree_view,
5957 gdk_event_get_device ((GdkEvent *) event));
5963 /* Incremental Reflow
5967 gtk_tree_view_node_queue_redraw (GtkTreeView *tree_view,
5971 GtkAllocation allocation;
5974 y = _gtk_rbtree_node_find_offset (tree, node)
5975 - gtk_adjustment_get_value (tree_view->priv->vadjustment)
5976 + gtk_tree_view_get_effective_header_height (tree_view);
5978 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
5979 gtk_widget_queue_draw_area (GTK_WIDGET (tree_view),
5982 GTK_RBNODE_GET_HEIGHT (node));
5986 node_is_visible (GtkTreeView *tree_view,
5993 y = _gtk_rbtree_node_find_offset (tree, node);
5994 height = gtk_tree_view_get_row_height (tree_view, node);
5996 if (y >= gtk_adjustment_get_value (tree_view->priv->vadjustment) &&
5997 y + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment)
5998 + gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
6004 /* Returns TRUE if it updated the size
6007 validate_row (GtkTreeView *tree_view,
6013 GtkTreeViewColumn *column;
6014 GList *list, *first_column, *last_column;
6016 gint horizontal_separator;
6017 gint vertical_separator;
6018 gint depth = gtk_tree_path_get_depth (path);
6019 gboolean retval = FALSE;
6020 gboolean is_separator = FALSE;
6021 gboolean draw_vgrid_lines, draw_hgrid_lines;
6023 gint grid_line_width;
6024 gboolean wide_separators;
6025 gint separator_height;
6027 /* double check the row needs validating */
6028 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) &&
6029 ! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6032 is_separator = row_is_separator (tree_view, iter, NULL);
6034 gtk_widget_style_get (GTK_WIDGET (tree_view),
6035 "focus-padding", &focus_pad,
6036 "horizontal-separator", &horizontal_separator,
6037 "vertical-separator", &vertical_separator,
6038 "grid-line-width", &grid_line_width,
6039 "wide-separators", &wide_separators,
6040 "separator-height", &separator_height,
6044 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_VERTICAL
6045 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
6047 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_HORIZONTAL
6048 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
6050 for (last_column = g_list_last (tree_view->priv->columns);
6052 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (last_column->data)));
6053 last_column = last_column->prev)
6056 for (first_column = g_list_first (tree_view->priv->columns);
6058 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (first_column->data)));
6059 first_column = first_column->next)
6062 for (list = tree_view->priv->columns; list; list = list->next)
6065 gint original_width;
6069 column = list->data;
6071 if (!gtk_tree_view_column_get_visible (column))
6074 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID) &&
6075 !_gtk_tree_view_column_cell_get_dirty (column))
6078 original_width = _gtk_tree_view_column_get_requested_width (column);
6080 gtk_tree_view_column_cell_set_cell_data (column, tree_view->priv->model, iter,
6081 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
6082 node->children?TRUE:FALSE);
6083 gtk_tree_view_column_cell_get_size (column,
6089 row_height += vertical_separator;
6090 height = MAX (height, row_height);
6091 height = MAX (height, tree_view->priv->expander_size);
6095 if (wide_separators)
6096 height = separator_height + 2 * focus_pad;
6098 height = 2 + 2 * focus_pad;
6101 if (gtk_tree_view_is_expander_column (tree_view, column))
6103 padding += horizontal_separator + (depth - 1) * tree_view->priv->level_indentation;
6105 if (gtk_tree_view_draw_expanders (tree_view))
6106 padding += depth * tree_view->priv->expander_size;
6109 padding += horizontal_separator;
6111 if (draw_vgrid_lines)
6113 if (list->data == first_column || list->data == last_column)
6114 padding += grid_line_width / 2.0;
6116 padding += grid_line_width;
6119 /* Update the padding for the column */
6120 _gtk_tree_view_column_push_padding (column, padding);
6121 new_width = _gtk_tree_view_column_get_requested_width (column);
6123 if (new_width > original_width)
6127 if (draw_hgrid_lines)
6128 height += grid_line_width;
6130 if (height != GTK_RBNODE_GET_HEIGHT (node))
6133 _gtk_rbtree_node_set_height (tree, node, height);
6135 _gtk_rbtree_node_mark_valid (tree, node);
6136 tree_view->priv->post_validation_flag = TRUE;
6143 validate_visible_area (GtkTreeView *tree_view)
6145 GtkAllocation allocation;
6146 GtkTreePath *path = NULL;
6147 GtkTreePath *above_path = NULL;
6149 GtkRBTree *tree = NULL;
6150 GtkRBNode *node = NULL;
6151 gboolean need_redraw = FALSE;
6152 gboolean size_changed = FALSE;
6154 gint area_above = 0;
6155 gint area_below = 0;
6157 if (tree_view->priv->tree == NULL)
6160 if (! GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID) &&
6161 tree_view->priv->scroll_to_path == NULL)
6164 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
6165 total_height = allocation.height - gtk_tree_view_get_effective_header_height (tree_view);
6167 if (total_height == 0)
6170 /* First, we check to see if we need to scroll anywhere
6172 if (tree_view->priv->scroll_to_path)
6174 path = gtk_tree_row_reference_get_path (tree_view->priv->scroll_to_path);
6175 if (path && !_gtk_tree_view_find_node (tree_view, path, &tree, &node))
6177 /* we are going to scroll, and will update dy */
6178 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6179 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6180 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6182 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6183 if (validate_row (tree_view, tree, node, &iter, path))
6184 size_changed = TRUE;
6187 if (tree_view->priv->scroll_to_use_align)
6189 gint height = gtk_tree_view_get_row_height (tree_view, node);
6190 area_above = (total_height - height) *
6191 tree_view->priv->scroll_to_row_align;
6192 area_below = total_height - area_above - height;
6193 area_above = MAX (area_above, 0);
6194 area_below = MAX (area_below, 0);
6199 * 1) row not visible
6203 gint height = gtk_tree_view_get_row_height (tree_view, node);
6205 dy = _gtk_rbtree_node_find_offset (tree, node);
6207 if (dy >= gtk_adjustment_get_value (tree_view->priv->vadjustment) &&
6208 dy + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment)
6209 + gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
6211 /* row visible: keep the row at the same position */
6212 area_above = dy - gtk_adjustment_get_value (tree_view->priv->vadjustment);
6213 area_below = (gtk_adjustment_get_value (tree_view->priv->vadjustment) +
6214 gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6219 /* row not visible */
6221 && dy + height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6223 /* row at the beginning -- fixed */
6225 area_below = gtk_adjustment_get_page_size (tree_view->priv->vadjustment)
6226 - area_above - height;
6228 else if (dy >= (gtk_adjustment_get_upper (tree_view->priv->vadjustment) -
6229 gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
6231 /* row at the end -- fixed */
6232 area_above = dy - (gtk_adjustment_get_upper (tree_view->priv->vadjustment) -
6233 gtk_adjustment_get_page_size (tree_view->priv->vadjustment));
6234 area_below = gtk_adjustment_get_page_size (tree_view->priv->vadjustment) -
6235 area_above - height;
6239 area_above = gtk_adjustment_get_page_size (tree_view->priv->vadjustment) - height;
6245 /* row somewhere in the middle, bring it to the top
6249 area_below = total_height - height;
6255 /* the scroll to isn't valid; ignore it.
6258 if (tree_view->priv->scroll_to_path && !path)
6260 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
6261 tree_view->priv->scroll_to_path = NULL;
6264 gtk_tree_path_free (path);
6269 /* We didn't have a scroll_to set, so we just handle things normally
6275 offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
6276 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, 0),
6280 /* In this case, nothing has been validated */
6281 path = gtk_tree_path_new_first ();
6282 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
6286 path = _gtk_tree_view_find_path (tree_view, tree, node);
6287 total_height += offset;
6290 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6292 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6293 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6295 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6296 if (validate_row (tree_view, tree, node, &iter, path))
6297 size_changed = TRUE;
6300 area_below = total_height - gtk_tree_view_get_row_height (tree_view, node);
6303 above_path = gtk_tree_path_copy (path);
6305 /* if we do not validate any row above the new top_row, we will make sure
6306 * that the row immediately above top_row has been validated. (if we do not
6307 * do this, _gtk_rbtree_find_offset will find the row above top_row, because
6308 * when invalidated that row's height will be zero. and this will mess up
6311 if (area_above == 0)
6316 _gtk_tree_view_find_node (tree_view, above_path, &tmptree, &tmpnode);
6317 _gtk_rbtree_prev_full (tmptree, tmpnode, &tmptree, &tmpnode);
6321 GtkTreePath *tmppath;
6322 GtkTreeIter tmpiter;
6324 tmppath = _gtk_tree_view_find_path (tree_view, tmptree, tmpnode);
6325 gtk_tree_model_get_iter (tree_view->priv->model, &tmpiter, tmppath);
6327 if (GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_INVALID) ||
6328 GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_COLUMN_INVALID))
6330 _gtk_tree_view_queue_draw_node (tree_view, tmptree, tmpnode, NULL);
6331 if (validate_row (tree_view, tmptree, tmpnode, &tmpiter, tmppath))
6332 size_changed = TRUE;
6335 gtk_tree_path_free (tmppath);
6339 /* Now, we walk forwards and backwards, measuring rows. Unfortunately,
6340 * backwards is much slower then forward, as there is no iter_prev function.
6341 * We go forwards first in case we run out of tree. Then we go backwards to
6344 while (node && area_below > 0)
6348 GtkTreeIter parent = iter;
6351 tree = node->children;
6354 g_assert (node != tree->nil);
6356 while (node->left != tree->nil)
6358 has_child = gtk_tree_model_iter_children (tree_view->priv->model,
6361 TREE_VIEW_INTERNAL_ASSERT_VOID (has_child);
6362 gtk_tree_path_down (path);
6366 gboolean done = FALSE;
6369 node = _gtk_rbtree_next (tree, node);
6372 gboolean has_next = gtk_tree_model_iter_next (tree_view->priv->model, &iter);
6374 gtk_tree_path_next (path);
6377 TREE_VIEW_INTERNAL_ASSERT_VOID (has_next);
6381 GtkTreeIter parent_iter = iter;
6382 gboolean has_parent;
6384 node = tree->parent_node;
6385 tree = tree->parent_tree;
6388 has_parent = gtk_tree_model_iter_parent (tree_view->priv->model,
6391 gtk_tree_path_up (path);
6394 TREE_VIEW_INTERNAL_ASSERT_VOID (has_parent);
6403 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6404 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6406 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6407 if (validate_row (tree_view, tree, node, &iter, path))
6408 size_changed = TRUE;
6411 area_below -= gtk_tree_view_get_row_height (tree_view, node);
6413 gtk_tree_path_free (path);
6415 /* If we ran out of tree, and have extra area_below left, we need to add it
6418 area_above += area_below;
6420 _gtk_tree_view_find_node (tree_view, above_path, &tree, &node);
6422 /* We walk backwards */
6423 while (area_above > 0)
6425 _gtk_rbtree_prev_full (tree, node, &tree, &node);
6427 /* Always find the new path in the tree. We cannot just assume
6428 * a gtk_tree_path_prev() is enough here, as there might be children
6429 * in between this node and the previous sibling node. If this
6430 * appears to be a performance hotspot in profiles, we can look into
6431 * intrigate logic for keeping path, node and iter in sync like
6432 * we do for forward walks. (Which will be hard because of the lacking
6439 gtk_tree_path_free (above_path);
6440 above_path = _gtk_tree_view_find_path (tree_view, tree, node);
6442 gtk_tree_model_get_iter (tree_view->priv->model, &iter, above_path);
6444 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6445 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6447 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6448 if (validate_row (tree_view, tree, node, &iter, above_path))
6449 size_changed = TRUE;
6451 area_above -= gtk_tree_view_get_row_height (tree_view, node);
6454 /* if we scrolled to a path, we need to set the dy here,
6455 * and sync the top row accordingly
6457 if (tree_view->priv->scroll_to_path)
6459 gtk_tree_view_set_top_row (tree_view, above_path, -area_above);
6460 gtk_tree_view_top_row_to_dy (tree_view);
6464 else if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6466 /* when we are not scrolling, we should never set dy to something
6467 * else than zero. we update top_row to be in sync with dy = 0.
6469 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0);
6470 gtk_tree_view_dy_to_top_row (tree_view);
6472 else if (gtk_adjustment_get_value (tree_view->priv->vadjustment) + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height)
6474 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment));
6475 gtk_tree_view_dy_to_top_row (tree_view);
6478 gtk_tree_view_top_row_to_dy (tree_view);
6480 /* update width/height and queue a resize */
6483 GtkRequisition requisition;
6485 /* We temporarily guess a size, under the assumption that it will be the
6486 * same when we get our next size_allocate. If we don't do this, we'll be
6487 * in an inconsistent state if we call top_row_to_dy. */
6489 gtk_widget_get_preferred_size (GTK_WIDGET (tree_view),
6490 &requisition, NULL);
6491 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
6492 MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), requisition.width));
6493 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
6494 MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), requisition.height));
6495 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
6498 if (tree_view->priv->scroll_to_path)
6500 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
6501 tree_view->priv->scroll_to_path = NULL;
6505 gtk_tree_path_free (above_path);
6507 if (tree_view->priv->scroll_to_column)
6509 tree_view->priv->scroll_to_column = NULL;
6512 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
6516 initialize_fixed_height_mode (GtkTreeView *tree_view)
6518 if (!tree_view->priv->tree)
6521 if (tree_view->priv->fixed_height < 0)
6526 GtkRBTree *tree = NULL;
6527 GtkRBNode *node = NULL;
6529 tree = tree_view->priv->tree;
6532 path = _gtk_tree_view_find_path (tree_view, tree, node);
6533 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6535 validate_row (tree_view, tree, node, &iter, path);
6537 gtk_tree_path_free (path);
6539 tree_view->priv->fixed_height = gtk_tree_view_get_row_height (tree_view, node);
6542 _gtk_rbtree_set_fixed_height (tree_view->priv->tree,
6543 tree_view->priv->fixed_height, TRUE);
6546 /* Our strategy for finding nodes to validate is a little convoluted. We find
6547 * the left-most uninvalidated node. We then try walking right, validating
6548 * nodes. Once we find a valid node, we repeat the previous process of finding
6549 * the first invalid node.
6553 do_validate_rows (GtkTreeView *tree_view, gboolean queue_resize)
6555 GtkRBTree *tree = NULL;
6556 GtkRBNode *node = NULL;
6557 gboolean validated_area = FALSE;
6559 GtkTreePath *path = NULL;
6565 gint prev_height = -1;
6566 gboolean fixed_height = TRUE;
6568 g_assert (tree_view);
6570 if (tree_view->priv->tree == NULL)
6573 if (tree_view->priv->fixed_height_mode)
6575 if (tree_view->priv->fixed_height < 0)
6576 initialize_fixed_height_mode (tree_view);
6581 timer = g_timer_new ();
6582 g_timer_start (timer);
6586 gboolean changed = FALSE;
6588 if (! GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID))
6596 node = _gtk_rbtree_next (tree, node);
6599 TREE_VIEW_INTERNAL_ASSERT (gtk_tree_model_iter_next (tree_view->priv->model, &iter), FALSE);
6600 gtk_tree_path_next (path);
6604 gtk_tree_path_free (path);
6611 tree = tree_view->priv->tree;
6612 node = tree_view->priv->tree->root;
6614 g_assert (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_DESCENDANTS_INVALID));
6618 if (node->left != tree->nil &&
6619 GTK_RBNODE_FLAG_SET (node->left, GTK_RBNODE_DESCENDANTS_INVALID))
6623 else if (node->right != tree->nil &&
6624 GTK_RBNODE_FLAG_SET (node->right, GTK_RBNODE_DESCENDANTS_INVALID))
6628 else if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6629 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6633 else if (node->children != NULL)
6635 tree = node->children;
6639 /* RBTree corruption! All bad */
6640 g_assert_not_reached ();
6643 path = _gtk_tree_view_find_path (tree_view, tree, node);
6644 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6647 changed = validate_row (tree_view, tree, node, &iter, path);
6648 validated_area = changed || validated_area;
6652 gint offset = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
6654 if (y == -1 || y > offset)
6658 if (!tree_view->priv->fixed_height_check)
6662 height = gtk_tree_view_get_row_height (tree_view, node);
6663 if (prev_height < 0)
6664 prev_height = height;
6665 else if (prev_height != height)
6666 fixed_height = FALSE;
6671 while (g_timer_elapsed (timer, NULL) < GTK_TREE_VIEW_TIME_MS_PER_IDLE / 1000.);
6673 if (!tree_view->priv->fixed_height_check)
6676 _gtk_rbtree_set_fixed_height (tree_view->priv->tree, prev_height, FALSE);
6678 tree_view->priv->fixed_height_check = 1;
6684 GtkRequisition requisition;
6686 /* We temporarily guess a size, under the assumption that it will be the
6687 * same when we get our next size_allocate. If we don't do this, we'll be
6688 * in an inconsistent state when we call top_row_to_dy. */
6690 /* FIXME: This is called from size_request, for some reason it is not infinitely
6691 * recursing, we cannot call gtk_widget_get_preferred_size() here because that's
6692 * not allowed (from inside ->get_preferred_width/height() implementations, one
6693 * should call the vfuncs directly). However what is desired here is the full
6694 * size including any margins and limited by any alignment (i.e. after
6695 * GtkWidget:adjust_size_request() is called).
6697 * Currently bypassing this but the real solution is to not update the scroll adjustments
6698 * untill we've recieved an allocation (never update scroll adjustments from size-requests).
6700 gtk_tree_view_size_request (GTK_WIDGET (tree_view), &requisition, FALSE);
6702 /* If rows above the current position have changed height, this has
6703 * affected the current view and thus needs a redraw.
6705 if (y != -1 && y < gtk_adjustment_get_value (tree_view->priv->vadjustment))
6706 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
6708 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
6709 MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), requisition.width));
6710 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
6711 MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), requisition.height));
6714 gtk_widget_queue_resize_no_redraw (GTK_WIDGET (tree_view));
6717 if (path) gtk_tree_path_free (path);
6718 g_timer_destroy (timer);
6724 validate_rows (GtkTreeView *tree_view)
6728 retval = do_validate_rows (tree_view, TRUE);
6730 if (! retval && tree_view->priv->validate_rows_timer)
6732 g_source_remove (tree_view->priv->validate_rows_timer);
6733 tree_view->priv->validate_rows_timer = 0;
6740 validate_rows_handler (GtkTreeView *tree_view)
6744 retval = do_validate_rows (tree_view, TRUE);
6745 if (! retval && tree_view->priv->validate_rows_timer)
6747 g_source_remove (tree_view->priv->validate_rows_timer);
6748 tree_view->priv->validate_rows_timer = 0;
6755 do_presize_handler (GtkTreeView *tree_view)
6757 if (tree_view->priv->mark_rows_col_dirty)
6759 if (tree_view->priv->tree)
6760 _gtk_rbtree_column_invalid (tree_view->priv->tree);
6761 tree_view->priv->mark_rows_col_dirty = FALSE;
6763 validate_visible_area (tree_view);
6764 tree_view->priv->presize_handler_timer = 0;
6766 if (tree_view->priv->fixed_height_mode)
6768 GtkRequisition requisition;
6770 gtk_widget_get_preferred_size (GTK_WIDGET (tree_view),
6771 &requisition, NULL);
6773 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
6774 MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), requisition.width));
6775 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
6776 MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), requisition.height));
6777 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
6784 presize_handler_callback (gpointer data)
6786 do_presize_handler (GTK_TREE_VIEW (data));
6792 install_presize_handler (GtkTreeView *tree_view)
6794 if (! gtk_widget_get_realized (GTK_WIDGET (tree_view)))
6797 if (! tree_view->priv->presize_handler_timer)
6799 tree_view->priv->presize_handler_timer =
6800 gdk_threads_add_idle_full (GTK_PRIORITY_RESIZE - 2, presize_handler_callback, tree_view, NULL);
6802 if (! tree_view->priv->validate_rows_timer)
6804 tree_view->priv->validate_rows_timer =
6805 gdk_threads_add_idle_full (GTK_TREE_VIEW_PRIORITY_VALIDATE, (GSourceFunc) validate_rows_handler, tree_view, NULL);
6810 gtk_tree_view_bin_process_updates (GtkTreeView *tree_view)
6812 /* Prior to drawing, we make sure the visible area is validated. */
6813 if (tree_view->priv->presize_handler_timer)
6815 g_source_remove (tree_view->priv->presize_handler_timer);
6816 tree_view->priv->presize_handler_timer = 0;
6818 do_presize_handler (tree_view);
6821 gdk_window_process_updates (tree_view->priv->bin_window, TRUE);
6825 scroll_sync_handler (GtkTreeView *tree_view)
6827 if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6828 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0);
6829 else if (gtk_tree_row_reference_valid (tree_view->priv->top_row))
6830 gtk_tree_view_top_row_to_dy (tree_view);
6832 gtk_tree_view_dy_to_top_row (tree_view);
6834 tree_view->priv->scroll_sync_timer = 0;
6840 install_scroll_sync_handler (GtkTreeView *tree_view)
6842 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
6845 if (!tree_view->priv->scroll_sync_timer)
6847 tree_view->priv->scroll_sync_timer =
6848 gdk_threads_add_idle_full (GTK_TREE_VIEW_PRIORITY_SCROLL_SYNC, (GSourceFunc) scroll_sync_handler, tree_view, NULL);
6853 gtk_tree_view_set_top_row (GtkTreeView *tree_view,
6857 gtk_tree_row_reference_free (tree_view->priv->top_row);
6861 tree_view->priv->top_row = NULL;
6862 tree_view->priv->top_row_dy = 0;
6866 tree_view->priv->top_row = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
6867 tree_view->priv->top_row_dy = offset;
6871 /* Always call this iff dy is in the visible range. If the tree is empty, then
6872 * it's set to be NULL, and top_row_dy is 0;
6875 gtk_tree_view_dy_to_top_row (GtkTreeView *tree_view)
6882 if (tree_view->priv->tree == NULL)
6884 gtk_tree_view_set_top_row (tree_view, NULL, 0);
6888 offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
6889 tree_view->priv->dy,
6894 gtk_tree_view_set_top_row (tree_view, NULL, 0);
6898 path = _gtk_tree_view_find_path (tree_view, tree, node);
6899 gtk_tree_view_set_top_row (tree_view, path, offset);
6900 gtk_tree_path_free (path);
6906 gtk_tree_view_top_row_to_dy (GtkTreeView *tree_view)
6913 /* Avoid recursive calls */
6914 if (tree_view->priv->in_top_row_to_dy)
6917 if (tree_view->priv->top_row)
6918 path = gtk_tree_row_reference_get_path (tree_view->priv->top_row);
6925 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
6928 gtk_tree_path_free (path);
6932 /* keep dy and set new toprow */
6933 gtk_tree_row_reference_free (tree_view->priv->top_row);
6934 tree_view->priv->top_row = NULL;
6935 tree_view->priv->top_row_dy = 0;
6936 /* DO NOT install the idle handler */
6937 gtk_tree_view_dy_to_top_row (tree_view);
6941 if (gtk_tree_view_get_row_height (tree_view, node)
6942 < tree_view->priv->top_row_dy)
6944 /* new top row -- do NOT install the idle handler */
6945 gtk_tree_view_dy_to_top_row (tree_view);
6949 new_dy = _gtk_rbtree_node_find_offset (tree, node);
6950 new_dy += tree_view->priv->top_row_dy;
6952 if (new_dy + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height)
6953 new_dy = tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment);
6955 new_dy = MAX (0, new_dy);
6957 tree_view->priv->in_top_row_to_dy = TRUE;
6958 gtk_adjustment_set_value (tree_view->priv->vadjustment, (gdouble)new_dy);
6959 tree_view->priv->in_top_row_to_dy = FALSE;
6964 _gtk_tree_view_install_mark_rows_col_dirty (GtkTreeView *tree_view,
6965 gboolean install_handler)
6967 tree_view->priv->mark_rows_col_dirty = TRUE;
6969 if (install_handler)
6970 install_presize_handler (tree_view);
6974 * This function works synchronously (due to the while (validate_rows...)
6977 * There was a check for column_type != GTK_TREE_VIEW_COLUMN_AUTOSIZE
6978 * here. You now need to check that yourself.
6981 _gtk_tree_view_column_autosize (GtkTreeView *tree_view,
6982 GtkTreeViewColumn *column)
6984 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
6985 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (column));
6987 _gtk_tree_view_column_cell_set_dirty (column, FALSE);
6989 do_presize_handler (tree_view);
6990 while (validate_rows (tree_view));
6992 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
6998 set_source_row (GdkDragContext *context,
6999 GtkTreeModel *model,
7000 GtkTreePath *source_row)
7002 g_object_set_data_full (G_OBJECT (context),
7003 I_("gtk-tree-view-source-row"),
7004 source_row ? gtk_tree_row_reference_new (model, source_row) : NULL,
7005 (GDestroyNotify) (source_row ? gtk_tree_row_reference_free : NULL));
7009 get_source_row (GdkDragContext *context)
7011 GtkTreeRowReference *ref =
7012 g_object_get_data (G_OBJECT (context), "gtk-tree-view-source-row");
7015 return gtk_tree_row_reference_get_path (ref);
7022 GtkTreeRowReference *dest_row;
7023 guint path_down_mode : 1;
7024 guint empty_view_drop : 1;
7025 guint drop_append_mode : 1;
7030 dest_row_free (gpointer data)
7032 DestRow *dr = (DestRow *)data;
7034 gtk_tree_row_reference_free (dr->dest_row);
7035 g_slice_free (DestRow, dr);
7039 set_dest_row (GdkDragContext *context,
7040 GtkTreeModel *model,
7041 GtkTreePath *dest_row,
7042 gboolean path_down_mode,
7043 gboolean empty_view_drop,
7044 gboolean drop_append_mode)
7050 g_object_set_data_full (G_OBJECT (context), I_("gtk-tree-view-dest-row"),
7055 dr = g_slice_new (DestRow);
7057 dr->dest_row = gtk_tree_row_reference_new (model, dest_row);
7058 dr->path_down_mode = path_down_mode != FALSE;
7059 dr->empty_view_drop = empty_view_drop != FALSE;
7060 dr->drop_append_mode = drop_append_mode != FALSE;
7062 g_object_set_data_full (G_OBJECT (context), I_("gtk-tree-view-dest-row"),
7063 dr, (GDestroyNotify) dest_row_free);
7067 get_dest_row (GdkDragContext *context,
7068 gboolean *path_down_mode)
7071 g_object_get_data (G_OBJECT (context), "gtk-tree-view-dest-row");
7075 GtkTreePath *path = NULL;
7078 *path_down_mode = dr->path_down_mode;
7081 path = gtk_tree_row_reference_get_path (dr->dest_row);
7082 else if (dr->empty_view_drop)
7083 path = gtk_tree_path_new_from_indices (0, -1);
7087 if (path && dr->drop_append_mode)
7088 gtk_tree_path_next (path);
7096 /* Get/set whether drag_motion requested the drag data and
7097 * drag_data_received should thus not actually insert the data,
7098 * since the data doesn't result from a drop.
7101 set_status_pending (GdkDragContext *context,
7102 GdkDragAction suggested_action)
7104 g_object_set_data (G_OBJECT (context),
7105 I_("gtk-tree-view-status-pending"),
7106 GINT_TO_POINTER (suggested_action));
7109 static GdkDragAction
7110 get_status_pending (GdkDragContext *context)
7112 return GPOINTER_TO_INT (g_object_get_data (G_OBJECT (context),
7113 "gtk-tree-view-status-pending"));
7116 static TreeViewDragInfo*
7117 get_info (GtkTreeView *tree_view)
7119 return g_object_get_data (G_OBJECT (tree_view), "gtk-tree-view-drag-info");
7123 destroy_info (TreeViewDragInfo *di)
7125 g_slice_free (TreeViewDragInfo, di);
7128 static TreeViewDragInfo*
7129 ensure_info (GtkTreeView *tree_view)
7131 TreeViewDragInfo *di;
7133 di = get_info (tree_view);
7137 di = g_slice_new0 (TreeViewDragInfo);
7139 g_object_set_data_full (G_OBJECT (tree_view),
7140 I_("gtk-tree-view-drag-info"),
7142 (GDestroyNotify) destroy_info);
7149 remove_info (GtkTreeView *tree_view)
7151 g_object_set_data (G_OBJECT (tree_view), I_("gtk-tree-view-drag-info"), NULL);
7156 drag_scan_timeout (gpointer data)
7158 GtkTreeView *tree_view;
7160 GdkModifierType state;
7161 GtkTreePath *path = NULL;
7162 GtkTreeViewColumn *column = NULL;
7163 GdkRectangle visible_rect;
7165 GDK_THREADS_ENTER ();
7167 tree_view = GTK_TREE_VIEW (data);
7169 gdk_window_get_pointer (tree_view->priv->bin_window,
7172 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
7174 /* See if we are near the edge. */
7175 if ((x - visible_rect.x) < SCROLL_EDGE_SIZE ||
7176 (visible_rect.x + visible_rect.width - x) < SCROLL_EDGE_SIZE ||
7177 (y - visible_rect.y) < SCROLL_EDGE_SIZE ||
7178 (visible_rect.y + visible_rect.height - y) < SCROLL_EDGE_SIZE)
7180 gtk_tree_view_get_path_at_pos (tree_view,
7181 tree_view->priv->bin_window,
7190 gtk_tree_view_scroll_to_cell (tree_view,
7196 gtk_tree_path_free (path);
7200 GDK_THREADS_LEAVE ();
7207 add_scroll_timeout (GtkTreeView *tree_view)
7209 if (tree_view->priv->scroll_timeout == 0)
7211 tree_view->priv->scroll_timeout =
7212 gdk_threads_add_timeout (150, scroll_row_timeout, tree_view);
7217 remove_scroll_timeout (GtkTreeView *tree_view)
7219 if (tree_view->priv->scroll_timeout != 0)
7221 g_source_remove (tree_view->priv->scroll_timeout);
7222 tree_view->priv->scroll_timeout = 0;
7227 check_model_dnd (GtkTreeModel *model,
7228 GType required_iface,
7229 const gchar *signal)
7231 if (model == NULL || !G_TYPE_CHECK_INSTANCE_TYPE ((model), required_iface))
7233 g_warning ("You must override the default '%s' handler "
7234 "on GtkTreeView when using models that don't support "
7235 "the %s interface and enabling drag-and-drop. The simplest way to do this "
7236 "is to connect to '%s' and call "
7237 "g_signal_stop_emission_by_name() in your signal handler to prevent "
7238 "the default handler from running. Look at the source code "
7239 "for the default handler in gtktreeview.c to get an idea what "
7240 "your handler should do. (gtktreeview.c is in the GTK source "
7241 "code.) If you're using GTK from a language other than C, "
7242 "there may be a more natural way to override default handlers, e.g. via derivation.",
7243 signal, g_type_name (required_iface), signal);
7251 remove_open_timeout (GtkTreeView *tree_view)
7253 if (tree_view->priv->open_dest_timeout != 0)
7255 g_source_remove (tree_view->priv->open_dest_timeout);
7256 tree_view->priv->open_dest_timeout = 0;
7262 open_row_timeout (gpointer data)
7264 GtkTreeView *tree_view = data;
7265 GtkTreePath *dest_path = NULL;
7266 GtkTreeViewDropPosition pos;
7267 gboolean result = FALSE;
7269 gtk_tree_view_get_drag_dest_row (tree_view,
7274 (pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
7275 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE))
7277 gtk_tree_view_expand_row (tree_view, dest_path, FALSE);
7278 tree_view->priv->open_dest_timeout = 0;
7280 gtk_tree_path_free (dest_path);
7285 gtk_tree_path_free (dest_path);
7294 scroll_row_timeout (gpointer data)
7296 GtkTreeView *tree_view = data;
7298 gtk_tree_view_vertical_autoscroll (tree_view);
7300 if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
7301 gtk_tree_view_update_rubber_band (tree_view);
7306 /* Returns TRUE if event should not be propagated to parent widgets */
7308 set_destination_row (GtkTreeView *tree_view,
7309 GdkDragContext *context,
7310 /* coordinates relative to the widget */
7313 GdkDragAction *suggested_action,
7316 GtkTreePath *path = NULL;
7317 GtkTreeViewDropPosition pos;
7318 GtkTreeViewDropPosition old_pos;
7319 TreeViewDragInfo *di;
7321 GtkTreePath *old_dest_path = NULL;
7322 gboolean can_drop = FALSE;
7324 *suggested_action = 0;
7327 widget = GTK_WIDGET (tree_view);
7329 di = get_info (tree_view);
7331 if (di == NULL || y - gtk_tree_view_get_effective_header_height (tree_view) < 0)
7333 /* someone unset us as a drag dest, note that if
7334 * we return FALSE drag_leave isn't called
7337 gtk_tree_view_set_drag_dest_row (tree_view,
7339 GTK_TREE_VIEW_DROP_BEFORE);
7341 remove_scroll_timeout (GTK_TREE_VIEW (widget));
7342 remove_open_timeout (GTK_TREE_VIEW (widget));
7344 return FALSE; /* no longer a drop site */
7347 *target = gtk_drag_dest_find_target (widget, context,
7348 gtk_drag_dest_get_target_list (widget));
7349 if (*target == GDK_NONE)
7354 if (!gtk_tree_view_get_dest_row_at_pos (tree_view,
7360 GtkTreeModel *model;
7362 remove_open_timeout (tree_view);
7364 /* the row got dropped on empty space, let's setup a special case
7368 gtk_tree_path_free (path);
7370 model = gtk_tree_view_get_model (tree_view);
7372 n_children = gtk_tree_model_iter_n_children (model, NULL);
7375 pos = GTK_TREE_VIEW_DROP_AFTER;
7376 path = gtk_tree_path_new_from_indices (n_children - 1, -1);
7380 pos = GTK_TREE_VIEW_DROP_BEFORE;
7381 path = gtk_tree_path_new_from_indices (0, -1);
7391 /* If we left the current row's "open" zone, unset the timeout for
7394 gtk_tree_view_get_drag_dest_row (tree_view,
7398 if (old_dest_path &&
7399 (gtk_tree_path_compare (path, old_dest_path) != 0 ||
7400 !(pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
7401 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE)))
7402 remove_open_timeout (tree_view);
7405 gtk_tree_path_free (old_dest_path);
7407 if (TRUE /* FIXME if the location droppable predicate */)
7415 GtkWidget *source_widget;
7417 *suggested_action = gdk_drag_context_get_suggested_action (context);
7418 source_widget = gtk_drag_get_source_widget (context);
7420 if (source_widget == widget)
7422 /* Default to MOVE, unless the user has
7423 * pressed ctrl or shift to affect available actions
7425 if ((gdk_drag_context_get_actions (context) & GDK_ACTION_MOVE) != 0)
7426 *suggested_action = GDK_ACTION_MOVE;
7429 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7434 /* can't drop here */
7435 remove_open_timeout (tree_view);
7437 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7439 GTK_TREE_VIEW_DROP_BEFORE);
7443 gtk_tree_path_free (path);
7449 get_logical_dest_row (GtkTreeView *tree_view,
7450 gboolean *path_down_mode,
7451 gboolean *drop_append_mode)
7453 /* adjust path to point to the row the drop goes in front of */
7454 GtkTreePath *path = NULL;
7455 GtkTreeViewDropPosition pos;
7457 g_return_val_if_fail (path_down_mode != NULL, NULL);
7458 g_return_val_if_fail (drop_append_mode != NULL, NULL);
7460 *path_down_mode = FALSE;
7461 *drop_append_mode = 0;
7463 gtk_tree_view_get_drag_dest_row (tree_view, &path, &pos);
7468 if (pos == GTK_TREE_VIEW_DROP_BEFORE)
7470 else if (pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE ||
7471 pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER)
7472 *path_down_mode = TRUE;
7476 GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
7478 g_assert (pos == GTK_TREE_VIEW_DROP_AFTER);
7480 if (!gtk_tree_model_get_iter (model, &iter, path) ||
7481 !gtk_tree_model_iter_next (model, &iter))
7482 *drop_append_mode = 1;
7485 *drop_append_mode = 0;
7486 gtk_tree_path_next (path);
7494 gtk_tree_view_maybe_begin_dragging_row (GtkTreeView *tree_view,
7495 GdkEventMotion *event)
7497 GtkWidget *widget = GTK_WIDGET (tree_view);
7498 GdkDragContext *context;
7499 TreeViewDragInfo *di;
7500 GtkTreePath *path = NULL;
7502 gint cell_x, cell_y;
7503 GtkTreeModel *model;
7504 gboolean retval = FALSE;
7506 di = get_info (tree_view);
7508 if (di == NULL || !di->source_set)
7511 if (tree_view->priv->pressed_button < 0)
7514 if (!gtk_drag_check_threshold (widget,
7515 tree_view->priv->press_start_x,
7516 tree_view->priv->press_start_y,
7517 event->x, event->y))
7520 model = gtk_tree_view_get_model (tree_view);
7525 button = tree_view->priv->pressed_button;
7526 tree_view->priv->pressed_button = -1;
7528 gtk_tree_view_get_path_at_pos (tree_view,
7529 tree_view->priv->press_start_x,
7530 tree_view->priv->press_start_y,
7539 if (!GTK_IS_TREE_DRAG_SOURCE (model) ||
7540 !gtk_tree_drag_source_row_draggable (GTK_TREE_DRAG_SOURCE (model),
7544 if (!(GDK_BUTTON1_MASK << (button - 1) & di->start_button_mask))
7547 /* Now we can begin the drag */
7551 context = gtk_drag_begin (widget,
7552 gtk_drag_source_get_target_list (widget),
7557 set_source_row (context, model, path);
7561 gtk_tree_path_free (path);
7568 gtk_tree_view_drag_begin (GtkWidget *widget,
7569 GdkDragContext *context)
7571 GtkTreeView *tree_view;
7572 GtkTreePath *path = NULL;
7573 gint cell_x, cell_y;
7574 cairo_surface_t *row_pix;
7575 TreeViewDragInfo *di;
7577 tree_view = GTK_TREE_VIEW (widget);
7579 /* if the user uses a custom DND source impl, we don't set the icon here */
7580 di = get_info (tree_view);
7582 if (di == NULL || !di->source_set)
7585 gtk_tree_view_get_path_at_pos (tree_view,
7586 tree_view->priv->press_start_x,
7587 tree_view->priv->press_start_y,
7593 g_return_if_fail (path != NULL);
7595 row_pix = gtk_tree_view_create_row_drag_icon (tree_view,
7597 cairo_surface_set_device_offset (row_pix,
7598 /* the + 1 is for the black border in the icon */
7599 - (tree_view->priv->press_start_x + 1),
7602 gtk_drag_set_icon_surface (context, row_pix);
7604 cairo_surface_destroy (row_pix);
7605 gtk_tree_path_free (path);
7609 gtk_tree_view_drag_end (GtkWidget *widget,
7610 GdkDragContext *context)
7615 /* Default signal implementations for the drag signals */
7617 gtk_tree_view_drag_data_get (GtkWidget *widget,
7618 GdkDragContext *context,
7619 GtkSelectionData *selection_data,
7623 GtkTreeView *tree_view;
7624 GtkTreeModel *model;
7625 TreeViewDragInfo *di;
7626 GtkTreePath *source_row;
7628 tree_view = GTK_TREE_VIEW (widget);
7630 model = gtk_tree_view_get_model (tree_view);
7635 di = get_info (GTK_TREE_VIEW (widget));
7640 source_row = get_source_row (context);
7642 if (source_row == NULL)
7645 /* We can implement the GTK_TREE_MODEL_ROW target generically for
7646 * any model; for DragSource models there are some other targets
7650 if (GTK_IS_TREE_DRAG_SOURCE (model) &&
7651 gtk_tree_drag_source_drag_data_get (GTK_TREE_DRAG_SOURCE (model),
7656 /* If drag_data_get does nothing, try providing row data. */
7657 if (gtk_selection_data_get_target (selection_data) == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW"))
7659 gtk_tree_set_row_drag_data (selection_data,
7665 gtk_tree_path_free (source_row);
7670 gtk_tree_view_drag_data_delete (GtkWidget *widget,
7671 GdkDragContext *context)
7673 TreeViewDragInfo *di;
7674 GtkTreeModel *model;
7675 GtkTreeView *tree_view;
7676 GtkTreePath *source_row;
7678 tree_view = GTK_TREE_VIEW (widget);
7679 model = gtk_tree_view_get_model (tree_view);
7681 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_SOURCE, "drag_data_delete"))
7684 di = get_info (tree_view);
7689 source_row = get_source_row (context);
7691 if (source_row == NULL)
7694 gtk_tree_drag_source_drag_data_delete (GTK_TREE_DRAG_SOURCE (model),
7697 gtk_tree_path_free (source_row);
7699 set_source_row (context, NULL, NULL);
7703 gtk_tree_view_drag_leave (GtkWidget *widget,
7704 GdkDragContext *context,
7707 /* unset any highlight row */
7708 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7710 GTK_TREE_VIEW_DROP_BEFORE);
7712 remove_scroll_timeout (GTK_TREE_VIEW (widget));
7713 remove_open_timeout (GTK_TREE_VIEW (widget));
7718 gtk_tree_view_drag_motion (GtkWidget *widget,
7719 GdkDragContext *context,
7720 /* coordinates relative to the widget */
7726 GtkTreePath *path = NULL;
7727 GtkTreeViewDropPosition pos;
7728 GtkTreeView *tree_view;
7729 GdkDragAction suggested_action = 0;
7732 tree_view = GTK_TREE_VIEW (widget);
7734 if (!set_destination_row (tree_view, context, x, y, &suggested_action, &target))
7737 gtk_tree_view_get_drag_dest_row (tree_view, &path, &pos);
7739 /* we only know this *after* set_desination_row */
7740 empty = tree_view->priv->empty_view_drop;
7742 if (path == NULL && !empty)
7744 /* Can't drop here. */
7745 gdk_drag_status (context, 0, time);
7749 if (tree_view->priv->open_dest_timeout == 0 &&
7750 (pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
7751 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE))
7753 tree_view->priv->open_dest_timeout =
7754 gdk_threads_add_timeout (AUTO_EXPAND_TIMEOUT, open_row_timeout, tree_view);
7758 add_scroll_timeout (tree_view);
7761 if (target == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW"))
7763 /* Request data so we can use the source row when
7764 * determining whether to accept the drop
7766 set_status_pending (context, suggested_action);
7767 gtk_drag_get_data (widget, context, target, time);
7771 set_status_pending (context, 0);
7772 gdk_drag_status (context, suggested_action, time);
7777 gtk_tree_path_free (path);
7784 gtk_tree_view_drag_drop (GtkWidget *widget,
7785 GdkDragContext *context,
7786 /* coordinates relative to the widget */
7791 GtkTreeView *tree_view;
7793 GdkDragAction suggested_action = 0;
7794 GdkAtom target = GDK_NONE;
7795 TreeViewDragInfo *di;
7796 GtkTreeModel *model;
7797 gboolean path_down_mode;
7798 gboolean drop_append_mode;
7800 tree_view = GTK_TREE_VIEW (widget);
7802 model = gtk_tree_view_get_model (tree_view);
7804 remove_scroll_timeout (GTK_TREE_VIEW (widget));
7805 remove_open_timeout (GTK_TREE_VIEW (widget));
7807 di = get_info (tree_view);
7812 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_DEST, "drag_drop"))
7815 if (!set_destination_row (tree_view, context, x, y, &suggested_action, &target))
7818 path = get_logical_dest_row (tree_view, &path_down_mode, &drop_append_mode);
7820 if (target != GDK_NONE && path != NULL)
7822 /* in case a motion had requested drag data, change things so we
7823 * treat drag data receives as a drop.
7825 set_status_pending (context, 0);
7826 set_dest_row (context, model, path,
7827 path_down_mode, tree_view->priv->empty_view_drop,
7832 gtk_tree_path_free (path);
7834 /* Unset this thing */
7835 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7837 GTK_TREE_VIEW_DROP_BEFORE);
7839 if (target != GDK_NONE)
7841 gtk_drag_get_data (widget, context, target, time);
7849 gtk_tree_view_drag_data_received (GtkWidget *widget,
7850 GdkDragContext *context,
7851 /* coordinates relative to the widget */
7854 GtkSelectionData *selection_data,
7859 TreeViewDragInfo *di;
7860 gboolean accepted = FALSE;
7861 GtkTreeModel *model;
7862 GtkTreeView *tree_view;
7863 GtkTreePath *dest_row;
7864 GdkDragAction suggested_action;
7865 gboolean path_down_mode;
7866 gboolean drop_append_mode;
7868 tree_view = GTK_TREE_VIEW (widget);
7870 model = gtk_tree_view_get_model (tree_view);
7872 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_DEST, "drag_data_received"))
7875 di = get_info (tree_view);
7880 suggested_action = get_status_pending (context);
7882 if (suggested_action)
7884 /* We are getting this data due to a request in drag_motion,
7885 * rather than due to a request in drag_drop, so we are just
7886 * supposed to call drag_status, not actually paste in the
7889 path = get_logical_dest_row (tree_view, &path_down_mode,
7893 suggested_action = 0;
7894 else if (path_down_mode)
7895 gtk_tree_path_down (path);
7897 if (suggested_action)
7899 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
7905 path_down_mode = FALSE;
7906 gtk_tree_path_up (path);
7908 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
7911 suggested_action = 0;
7914 suggested_action = 0;
7918 gdk_drag_status (context, suggested_action, time);
7921 gtk_tree_path_free (path);
7923 /* If you can't drop, remove user drop indicator until the next motion */
7924 if (suggested_action == 0)
7925 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7927 GTK_TREE_VIEW_DROP_BEFORE);
7932 dest_row = get_dest_row (context, &path_down_mode);
7934 if (dest_row == NULL)
7937 if (gtk_selection_data_get_length (selection_data) >= 0)
7941 gtk_tree_path_down (dest_row);
7942 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
7943 dest_row, selection_data))
7944 gtk_tree_path_up (dest_row);
7948 if (gtk_selection_data_get_length (selection_data) >= 0)
7950 if (gtk_tree_drag_dest_drag_data_received (GTK_TREE_DRAG_DEST (model),
7956 gtk_drag_finish (context,
7958 (gdk_drag_context_get_selected_action (context) == GDK_ACTION_MOVE),
7961 if (gtk_tree_path_get_depth (dest_row) == 1
7962 && gtk_tree_path_get_indices (dest_row)[0] == 0)
7964 /* special special case drag to "0", scroll to first item */
7965 if (!tree_view->priv->scroll_to_path)
7966 gtk_tree_view_scroll_to_cell (tree_view, dest_row, NULL, FALSE, 0.0, 0.0);
7969 gtk_tree_path_free (dest_row);
7972 set_dest_row (context, NULL, NULL, FALSE, FALSE, FALSE);
7977 /* GtkContainer Methods
7982 gtk_tree_view_remove (GtkContainer *container,
7985 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
7986 GtkTreeViewChild *child = NULL;
7989 tmp_list = tree_view->priv->children;
7992 child = tmp_list->data;
7993 if (child->widget == widget)
7995 gtk_widget_unparent (widget);
7997 tree_view->priv->children = g_list_remove_link (tree_view->priv->children, tmp_list);
7998 g_list_free_1 (tmp_list);
7999 g_slice_free (GtkTreeViewChild, child);
8003 tmp_list = tmp_list->next;
8006 tmp_list = tree_view->priv->columns;
8010 GtkTreeViewColumn *column;
8013 column = tmp_list->data;
8014 button = gtk_tree_view_column_get_button (column);
8016 if (button == widget)
8018 gtk_widget_unparent (widget);
8021 tmp_list = tmp_list->next;
8026 gtk_tree_view_forall (GtkContainer *container,
8027 gboolean include_internals,
8028 GtkCallback callback,
8029 gpointer callback_data)
8031 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8032 GtkTreeViewChild *child = NULL;
8033 GtkTreeViewColumn *column;
8037 tmp_list = tree_view->priv->children;
8040 child = tmp_list->data;
8041 tmp_list = tmp_list->next;
8043 (* callback) (child->widget, callback_data);
8045 if (include_internals == FALSE)
8048 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
8050 column = tmp_list->data;
8051 button = gtk_tree_view_column_get_button (column);
8054 (* callback) (button, callback_data);
8058 /* Returns TRUE is any of the columns contains a cell that can-focus.
8059 * If this is not the case, a column-spanning focus rectangle will be
8063 gtk_tree_view_has_can_focus_cell (GtkTreeView *tree_view)
8067 for (list = tree_view->priv->columns; list; list = list->next)
8069 GtkTreeViewColumn *column = list->data;
8071 if (!gtk_tree_view_column_get_visible (column))
8073 if (gtk_cell_area_is_activatable (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column))))
8081 column_sizing_notify (GObject *object,
8085 GtkTreeViewColumn *c = GTK_TREE_VIEW_COLUMN (object);
8087 if (gtk_tree_view_column_get_sizing (c) != GTK_TREE_VIEW_COLUMN_FIXED)
8088 /* disable fixed height mode */
8089 g_object_set (data, "fixed-height-mode", FALSE, NULL);
8093 * gtk_tree_view_set_fixed_height_mode:
8094 * @tree_view: a #GtkTreeView
8095 * @enable: %TRUE to enable fixed height mode
8097 * Enables or disables the fixed height mode of @tree_view.
8098 * Fixed height mode speeds up #GtkTreeView by assuming that all
8099 * rows have the same height.
8100 * Only enable this option if all rows are the same height and all
8101 * columns are of type %GTK_TREE_VIEW_COLUMN_FIXED.
8106 gtk_tree_view_set_fixed_height_mode (GtkTreeView *tree_view,
8111 enable = enable != FALSE;
8113 if (enable == tree_view->priv->fixed_height_mode)
8118 tree_view->priv->fixed_height_mode = 0;
8119 tree_view->priv->fixed_height = -1;
8121 /* force a revalidation */
8122 install_presize_handler (tree_view);
8126 /* make sure all columns are of type FIXED */
8127 for (l = tree_view->priv->columns; l; l = l->next)
8129 GtkTreeViewColumn *c = l->data;
8131 g_return_if_fail (gtk_tree_view_column_get_sizing (c) == GTK_TREE_VIEW_COLUMN_FIXED);
8134 /* yes, we really have to do this is in a separate loop */
8135 for (l = tree_view->priv->columns; l; l = l->next)
8136 g_signal_connect (l->data, "notify::sizing",
8137 G_CALLBACK (column_sizing_notify), tree_view);
8139 tree_view->priv->fixed_height_mode = 1;
8140 tree_view->priv->fixed_height = -1;
8142 if (tree_view->priv->tree)
8143 initialize_fixed_height_mode (tree_view);
8146 g_object_notify (G_OBJECT (tree_view), "fixed-height-mode");
8150 * gtk_tree_view_get_fixed_height_mode:
8151 * @tree_view: a #GtkTreeView
8153 * Returns whether fixed height mode is turned on for @tree_view.
8155 * Return value: %TRUE if @tree_view is in fixed height mode
8160 gtk_tree_view_get_fixed_height_mode (GtkTreeView *tree_view)
8162 return tree_view->priv->fixed_height_mode;
8165 /* Returns TRUE if the focus is within the headers, after the focus operation is
8169 gtk_tree_view_header_focus (GtkTreeView *tree_view,
8170 GtkDirectionType dir,
8171 gboolean clamp_column_visible)
8173 GtkTreeViewColumn *column;
8174 GtkWidget *focus_child;
8176 GList *last_column, *first_column;
8180 if (! tree_view->priv->headers_visible)
8183 focus_child = gtk_container_get_focus_child (GTK_CONTAINER (tree_view));
8185 first_column = tree_view->priv->columns;
8186 while (first_column)
8188 column = GTK_TREE_VIEW_COLUMN (first_column->data);
8189 button = gtk_tree_view_column_get_button (column);
8191 if (gtk_widget_get_can_focus (button) &&
8192 gtk_tree_view_column_get_visible (column) &&
8193 (gtk_tree_view_column_get_clickable (column) ||
8194 gtk_tree_view_column_get_reorderable (column)))
8196 first_column = first_column->next;
8199 /* No headers are visible, or are focusable. We can't focus in or out.
8201 if (first_column == NULL)
8204 last_column = g_list_last (tree_view->priv->columns);
8207 column = GTK_TREE_VIEW_COLUMN (last_column->data);
8208 button = gtk_tree_view_column_get_button (column);
8210 if (gtk_widget_get_can_focus (button) &&
8211 gtk_tree_view_column_get_visible (column) &&
8212 (gtk_tree_view_column_get_clickable (column) ||
8213 gtk_tree_view_column_get_reorderable (column)))
8215 last_column = last_column->prev;
8219 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
8223 case GTK_DIR_TAB_BACKWARD:
8224 case GTK_DIR_TAB_FORWARD:
8227 if (focus_child == NULL)
8229 if (tree_view->priv->focus_column != NULL)
8230 button = gtk_tree_view_column_get_button (tree_view->priv->focus_column);
8234 if (button && gtk_widget_get_can_focus (button))
8235 focus_child = button;
8237 focus_child = gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (first_column->data));
8239 gtk_widget_grab_focus (focus_child);
8246 if (focus_child == NULL)
8248 if (tree_view->priv->focus_column != NULL)
8249 focus_child = gtk_tree_view_column_get_button (tree_view->priv->focus_column);
8250 else if (dir == GTK_DIR_LEFT)
8251 focus_child = gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (last_column->data));
8253 focus_child = gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (first_column->data));
8255 gtk_widget_grab_focus (focus_child);
8259 if (gtk_widget_child_focus (focus_child, dir))
8261 /* The focus moves inside the button. */
8262 /* This is probably a great example of bad UI */
8266 /* We need to move the focus among the row of buttons. */
8267 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
8268 if (gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (tmp_list->data)) == focus_child)
8271 if ((tmp_list == first_column && dir == (rtl ? GTK_DIR_RIGHT : GTK_DIR_LEFT))
8272 || (tmp_list == last_column && dir == (rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT)))
8274 gtk_widget_error_bell (GTK_WIDGET (tree_view));
8280 GtkTreeViewColumn *column;
8283 if (dir == (rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT))
8284 tmp_list = tmp_list->next;
8286 tmp_list = tmp_list->prev;
8288 if (tmp_list == NULL)
8290 g_warning ("Internal button not found");
8293 column = tmp_list->data;
8294 button = gtk_tree_view_column_get_button (column);
8296 gtk_tree_view_column_get_visible (column) &&
8297 gtk_widget_get_can_focus (button))
8299 focus_child = button;
8300 gtk_widget_grab_focus (button);
8306 g_assert_not_reached ();
8310 /* if focus child is non-null, we assume it's been set to the current focus child
8314 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
8315 if (gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (tmp_list->data)) == focus_child)
8317 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
8321 if (clamp_column_visible)
8323 gtk_tree_view_clamp_column_visible (tree_view,
8324 tree_view->priv->focus_column,
8329 return (focus_child != NULL);
8332 /* This function returns in 'path' the first focusable path, if the given path
8333 * is already focusable, it's the returned one.
8336 search_first_focusable_path (GtkTreeView *tree_view,
8338 gboolean search_forward,
8339 GtkRBTree **new_tree,
8340 GtkRBNode **new_node)
8342 GtkRBTree *tree = NULL;
8343 GtkRBNode *node = NULL;
8345 if (!path || !*path)
8348 _gtk_tree_view_find_node (tree_view, *path, &tree, &node);
8353 while (node && row_is_separator (tree_view, NULL, *path))
8356 _gtk_rbtree_next_full (tree, node, &tree, &node);
8358 _gtk_rbtree_prev_full (tree, node, &tree, &node);
8361 gtk_tree_path_free (*path);
8364 *path = _gtk_tree_view_find_path (tree_view, tree, node);
8375 return (*path != NULL);
8379 gtk_tree_view_focus (GtkWidget *widget,
8380 GtkDirectionType direction)
8382 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
8383 GtkContainer *container = GTK_CONTAINER (widget);
8384 GtkWidget *focus_child;
8386 if (!gtk_widget_is_sensitive (widget) || !gtk_widget_get_can_focus (widget))
8389 focus_child = gtk_container_get_focus_child (container);
8391 gtk_tree_view_stop_editing (GTK_TREE_VIEW (widget), FALSE);
8392 /* Case 1. Headers currently have focus. */
8399 gtk_tree_view_header_focus (tree_view, direction, TRUE);
8401 case GTK_DIR_TAB_BACKWARD:
8404 case GTK_DIR_TAB_FORWARD:
8406 gtk_widget_grab_focus (widget);
8409 g_assert_not_reached ();
8414 /* Case 2. We don't have focus at all. */
8415 if (!gtk_widget_has_focus (widget))
8417 gtk_widget_grab_focus (widget);
8421 /* Case 3. We have focus already. */
8422 if (direction == GTK_DIR_TAB_BACKWARD)
8423 return (gtk_tree_view_header_focus (tree_view, direction, FALSE));
8424 else if (direction == GTK_DIR_TAB_FORWARD)
8427 /* Other directions caught by the keybindings */
8428 gtk_widget_grab_focus (widget);
8433 gtk_tree_view_grab_focus (GtkWidget *widget)
8435 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->grab_focus (widget);
8437 gtk_tree_view_focus_to_cursor (GTK_TREE_VIEW (widget));
8441 gtk_tree_view_style_updated (GtkWidget *widget)
8443 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
8445 GtkTreeViewColumn *column;
8447 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->style_updated (widget);
8449 if (gtk_widget_get_realized (widget))
8451 GtkStyleContext *context;
8453 context = gtk_widget_get_style_context (widget);
8455 gtk_style_context_save (context);
8456 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
8457 gtk_style_context_set_background (context, tree_view->priv->bin_window);
8458 gtk_style_context_restore (context);
8460 gtk_style_context_set_background (context, tree_view->priv->header_window);
8462 gtk_tree_view_set_grid_lines (tree_view, tree_view->priv->grid_lines);
8463 gtk_tree_view_set_enable_tree_lines (tree_view, tree_view->priv->tree_lines_enabled);
8466 gtk_widget_style_get (widget,
8467 "expander-size", &tree_view->priv->expander_size,
8469 tree_view->priv->expander_size += EXPANDER_EXTRA_PADDING;
8471 for (list = tree_view->priv->columns; list; list = list->next)
8473 column = list->data;
8474 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
8477 tree_view->priv->fixed_height = -1;
8478 _gtk_rbtree_mark_invalid (tree_view->priv->tree);
8480 gtk_widget_queue_resize (widget);
8485 gtk_tree_view_set_focus_child (GtkContainer *container,
8488 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8491 for (list = tree_view->priv->columns; list; list = list->next)
8493 if (gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (list->data)) == child)
8495 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (list->data);
8500 GTK_CONTAINER_CLASS (gtk_tree_view_parent_class)->set_focus_child (container, child);
8503 static GtkWidgetPath *
8504 gtk_tree_view_get_path_for_child (GtkContainer *container,
8507 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8508 GtkWidgetPath *path;
8513 path = GTK_CONTAINER_CLASS (gtk_tree_view_parent_class)->get_path_for_child (container, child);
8514 rtl = (gtk_widget_get_direction (GTK_WIDGET (container)) == GTK_TEXT_DIR_RTL);
8516 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
8518 list = (rtl ? list->prev : list->next))
8520 GtkTreeViewColumn *column = list->data;
8521 GtkRegionFlags flags = 0;
8523 if (!gtk_tree_view_column_get_visible (column))
8528 if (gtk_tree_view_column_get_widget (column) != child &&
8529 gtk_tree_view_column_get_button (column) != child)
8532 if ((n_col % 2) == 0)
8533 flags |= GTK_REGION_EVEN;
8535 flags |= GTK_REGION_ODD;
8538 flags |= GTK_REGION_FIRST;
8540 if ((rtl && !list->prev) ||
8541 (!rtl && !list->next))
8542 flags |= GTK_REGION_LAST;
8544 gtk_widget_path_iter_add_region (path, -1, GTK_STYLE_REGION_COLUMN_HEADER, flags);
8548 gtk_widget_path_append_for_widget (path, child);
8554 gtk_tree_view_real_move_cursor (GtkTreeView *tree_view,
8555 GtkMovementStep step,
8558 GdkModifierType state;
8560 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
8561 g_return_val_if_fail (step == GTK_MOVEMENT_LOGICAL_POSITIONS ||
8562 step == GTK_MOVEMENT_VISUAL_POSITIONS ||
8563 step == GTK_MOVEMENT_DISPLAY_LINES ||
8564 step == GTK_MOVEMENT_PAGES ||
8565 step == GTK_MOVEMENT_BUFFER_ENDS, FALSE);
8567 if (tree_view->priv->tree == NULL)
8569 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
8572 gtk_tree_view_stop_editing (tree_view, FALSE);
8573 tree_view->priv->draw_keyfocus = TRUE;
8574 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
8576 if (gtk_get_current_event_state (&state))
8578 GdkModifierType extend_mod_mask;
8579 GdkModifierType modify_mod_mask;
8582 gtk_widget_get_modifier_mask (GTK_WIDGET (tree_view),
8583 GDK_MODIFIER_INTENT_EXTEND_SELECTION);
8586 gtk_widget_get_modifier_mask (GTK_WIDGET (tree_view),
8587 GDK_MODIFIER_INTENT_MODIFY_SELECTION);
8589 if ((state & modify_mod_mask) == modify_mod_mask)
8590 tree_view->priv->modify_selection_pressed = TRUE;
8591 if ((state & extend_mod_mask) == extend_mod_mask)
8592 tree_view->priv->extend_selection_pressed = TRUE;
8594 /* else we assume not pressed */
8598 /* currently we make no distinction. When we go bi-di, we need to */
8599 case GTK_MOVEMENT_LOGICAL_POSITIONS:
8600 case GTK_MOVEMENT_VISUAL_POSITIONS:
8601 gtk_tree_view_move_cursor_left_right (tree_view, count);
8603 case GTK_MOVEMENT_DISPLAY_LINES:
8604 gtk_tree_view_move_cursor_up_down (tree_view, count);
8606 case GTK_MOVEMENT_PAGES:
8607 gtk_tree_view_move_cursor_page_up_down (tree_view, count);
8609 case GTK_MOVEMENT_BUFFER_ENDS:
8610 gtk_tree_view_move_cursor_start_end (tree_view, count);
8613 g_assert_not_reached ();
8616 tree_view->priv->modify_selection_pressed = FALSE;
8617 tree_view->priv->extend_selection_pressed = FALSE;
8623 gtk_tree_view_put (GtkTreeView *tree_view,
8624 GtkWidget *child_widget,
8625 /* in bin_window coordinates */
8631 GtkTreeViewChild *child;
8633 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8634 g_return_if_fail (GTK_IS_WIDGET (child_widget));
8636 child = g_slice_new (GtkTreeViewChild);
8638 child->widget = child_widget;
8641 child->width = width;
8642 child->height = height;
8644 tree_view->priv->children = g_list_append (tree_view->priv->children, child);
8646 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
8647 gtk_widget_set_parent_window (child->widget, tree_view->priv->bin_window);
8649 gtk_widget_set_parent (child_widget, GTK_WIDGET (tree_view));
8653 _gtk_tree_view_child_move_resize (GtkTreeView *tree_view,
8655 /* in tree coordinates */
8661 GtkTreeViewChild *child = NULL;
8663 GdkRectangle allocation;
8665 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8666 g_return_if_fail (GTK_IS_WIDGET (widget));
8668 for (list = tree_view->priv->children; list; list = list->next)
8670 if (((GtkTreeViewChild *)list->data)->widget == widget)
8679 allocation.x = child->x = x;
8680 allocation.y = child->y = y;
8681 allocation.width = child->width = width;
8682 allocation.height = child->height = height;
8684 if (gtk_widget_get_realized (widget))
8685 gtk_widget_size_allocate (widget, &allocation);
8689 /* TreeModel Callbacks
8693 gtk_tree_view_row_changed (GtkTreeModel *model,
8698 GtkTreeView *tree_view = (GtkTreeView *)data;
8701 gboolean free_path = FALSE;
8703 GtkTreePath *cursor_path;
8705 g_return_if_fail (path != NULL || iter != NULL);
8707 if (tree_view->priv->cursor != NULL)
8708 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
8712 if (tree_view->priv->edited_column &&
8713 (cursor_path == NULL || gtk_tree_path_compare (cursor_path, path) == 0))
8714 gtk_tree_view_stop_editing (tree_view, TRUE);
8716 if (cursor_path != NULL)
8717 gtk_tree_path_free (cursor_path);
8721 path = gtk_tree_model_get_path (model, iter);
8724 else if (iter == NULL)
8725 gtk_tree_model_get_iter (model, iter, path);
8727 if (_gtk_tree_view_find_node (tree_view,
8731 /* We aren't actually showing the node */
8737 if (tree_view->priv->fixed_height_mode
8738 && tree_view->priv->fixed_height >= 0)
8740 _gtk_rbtree_node_set_height (tree, node, tree_view->priv->fixed_height);
8741 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
8742 gtk_tree_view_node_queue_redraw (tree_view, tree, node);
8746 _gtk_rbtree_node_mark_invalid (tree, node);
8747 for (list = tree_view->priv->columns; list; list = list->next)
8749 GtkTreeViewColumn *column;
8751 column = list->data;
8752 if (!gtk_tree_view_column_get_visible (column))
8755 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
8757 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
8763 if (!tree_view->priv->fixed_height_mode &&
8764 gtk_widget_get_realized (GTK_WIDGET (tree_view)))
8765 install_presize_handler (tree_view);
8767 gtk_tree_path_free (path);
8771 gtk_tree_view_row_inserted (GtkTreeModel *model,
8776 GtkTreeView *tree_view = (GtkTreeView *) data;
8778 GtkRBTree *tmptree, *tree;
8779 GtkRBNode *tmpnode = NULL;
8783 gboolean free_path = FALSE;
8784 gboolean node_visible = TRUE;
8786 g_return_if_fail (path != NULL || iter != NULL);
8788 if (tree_view->priv->fixed_height_mode
8789 && tree_view->priv->fixed_height >= 0)
8790 height = tree_view->priv->fixed_height;
8796 path = gtk_tree_model_get_path (model, iter);
8799 else if (iter == NULL)
8800 gtk_tree_model_get_iter (model, iter, path);
8802 if (tree_view->priv->tree == NULL)
8803 tree_view->priv->tree = _gtk_rbtree_new ();
8805 tmptree = tree = tree_view->priv->tree;
8807 /* Update all row-references */
8808 gtk_tree_row_reference_inserted (G_OBJECT (data), path);
8809 depth = gtk_tree_path_get_depth (path);
8810 indices = gtk_tree_path_get_indices (path);
8812 /* First, find the parent tree */
8813 while (i < depth - 1)
8815 if (tmptree == NULL)
8817 /* We aren't showing the node */
8818 node_visible = FALSE;
8822 tmpnode = _gtk_rbtree_find_count (tmptree, indices[i] + 1);
8823 if (tmpnode == NULL)
8825 g_warning ("A node was inserted with a parent that's not in the tree.\n" \
8826 "This possibly means that a GtkTreeModel inserted a child node\n" \
8827 "before the parent was inserted.");
8830 else if (!GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_IS_PARENT))
8832 /* FIXME enforce correct behavior on model, probably */
8833 /* In theory, the model should have emitted has_child_toggled here. We
8834 * try to catch it anyway, just to be safe, in case the model hasn't.
8836 GtkTreePath *tmppath = _gtk_tree_view_find_path (tree_view,
8839 gtk_tree_view_row_has_child_toggled (model, tmppath, NULL, data);
8840 gtk_tree_path_free (tmppath);
8844 tmptree = tmpnode->children;
8851 node_visible = FALSE;
8856 gtk_tree_model_ref_node (tree_view->priv->model, iter);
8857 if (indices[depth - 1] == 0)
8859 tmpnode = _gtk_rbtree_find_count (tree, 1);
8860 tmpnode = _gtk_rbtree_insert_before (tree, tmpnode, height, FALSE);
8864 tmpnode = _gtk_rbtree_find_count (tree, indices[depth - 1]);
8865 tmpnode = _gtk_rbtree_insert_after (tree, tmpnode, height, FALSE);
8872 _gtk_rbtree_node_mark_valid (tree, tmpnode);
8874 if (node_visible && node_is_visible (tree_view, tree, tmpnode))
8875 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
8877 gtk_widget_queue_resize_no_redraw (GTK_WIDGET (tree_view));
8880 install_presize_handler (tree_view);
8882 gtk_tree_path_free (path);
8886 gtk_tree_view_row_has_child_toggled (GtkTreeModel *model,
8891 GtkTreeView *tree_view = (GtkTreeView *)data;
8892 GtkTreeIter real_iter;
8896 gboolean free_path = FALSE;
8898 g_return_if_fail (path != NULL || iter != NULL);
8905 path = gtk_tree_model_get_path (model, iter);
8908 else if (iter == NULL)
8909 gtk_tree_model_get_iter (model, &real_iter, path);
8911 if (_gtk_tree_view_find_node (tree_view,
8915 /* We aren't actually showing the node */
8921 has_child = gtk_tree_model_iter_has_child (model, &real_iter);
8924 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT) == has_child)
8928 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_PARENT);
8930 GTK_RBNODE_UNSET_FLAG (node, GTK_RBNODE_IS_PARENT);
8932 if (has_child && tree_view->priv->is_list)
8934 tree_view->priv->is_list = FALSE;
8935 if (tree_view->priv->show_expanders)
8939 for (list = tree_view->priv->columns; list; list = list->next)
8940 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
8942 _gtk_tree_view_column_cell_set_dirty (GTK_TREE_VIEW_COLUMN (list->data), TRUE);
8946 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
8950 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
8955 gtk_tree_path_free (path);
8959 count_children_helper (GtkRBTree *tree,
8964 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, data);
8965 (*((gint *)data))++;
8969 check_selection_helper (GtkRBTree *tree,
8973 gint *value = (gint *)data;
8975 *value = GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED);
8977 if (node->children && !*value)
8978 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, check_selection_helper, data);
8982 gtk_tree_view_row_deleted (GtkTreeModel *model,
8986 GtkTreeView *tree_view = (GtkTreeView *)data;
8990 gint selection_changed = FALSE;
8991 GtkStyleContext *context;
8993 g_return_if_fail (path != NULL);
8995 gtk_tree_row_reference_deleted (G_OBJECT (data), path);
8997 if (_gtk_tree_view_find_node (tree_view, path, &tree, &node))
9003 /* check if the selection has been changed */
9004 _gtk_rbtree_traverse (tree, node, G_POST_ORDER,
9005 check_selection_helper, &selection_changed);
9007 for (list = tree_view->priv->columns; list; list = list->next)
9008 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)) &&
9009 gtk_tree_view_column_get_sizing (GTK_TREE_VIEW_COLUMN (list->data)) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
9010 _gtk_tree_view_column_cell_set_dirty ((GtkTreeViewColumn *)list->data, TRUE);
9012 /* Ensure we don't have a dangling pointer to a dead node */
9013 ensure_unprelighted (tree_view);
9015 /* Cancel editting if we've started */
9016 gtk_tree_view_stop_editing (tree_view, TRUE);
9018 if (tree_view->priv->destroy_count_func)
9020 gint child_count = 0;
9022 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, &child_count);
9023 tree_view->priv->destroy_count_func (tree_view, path, child_count, tree_view->priv->destroy_count_data);
9026 if (tree->root->count == 1)
9028 if (tree_view->priv->tree == tree)
9029 tree_view->priv->tree = NULL;
9031 _gtk_rbtree_remove (tree);
9035 _gtk_rbtree_remove_node (tree, node);
9038 if (! gtk_tree_row_reference_valid (tree_view->priv->top_row))
9040 gtk_tree_row_reference_free (tree_view->priv->top_row);
9041 tree_view->priv->top_row = NULL;
9044 /* Cancel any ongoing animation happening within the row */
9045 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
9046 gtk_style_context_cancel_animations (context, node);
9048 install_scroll_sync_handler (tree_view);
9050 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
9052 if (selection_changed)
9053 g_signal_emit_by_name (tree_view->priv->selection, "changed");
9057 gtk_tree_view_rows_reordered (GtkTreeModel *model,
9058 GtkTreePath *parent,
9063 GtkTreeView *tree_view = GTK_TREE_VIEW (data);
9068 len = gtk_tree_model_iter_n_children (model, iter);
9073 gtk_tree_row_reference_reordered (G_OBJECT (data),
9078 if (_gtk_tree_view_find_node (tree_view,
9084 /* We need to special case the parent path */
9086 tree = tree_view->priv->tree;
9088 tree = node->children;
9093 if (tree_view->priv->edited_column)
9094 gtk_tree_view_stop_editing (tree_view, TRUE);
9096 /* we need to be unprelighted */
9097 ensure_unprelighted (tree_view);
9099 _gtk_rbtree_reorder (tree, new_order, len);
9101 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
9103 gtk_tree_view_dy_to_top_row (tree_view);
9107 /* Internal tree functions
9112 gtk_tree_view_get_background_xrange (GtkTreeView *tree_view,
9114 GtkTreeViewColumn *column,
9118 GtkTreeViewColumn *tmp_column = NULL;
9129 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
9132 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
9134 list = (rtl ? list->prev : list->next))
9136 tmp_column = list->data;
9138 if (tmp_column == column)
9141 if (gtk_tree_view_column_get_visible (tmp_column))
9142 total_width += gtk_tree_view_column_get_width (tmp_column);
9145 if (tmp_column != column)
9147 g_warning (G_STRLOC": passed-in column isn't in the tree");
9156 if (gtk_tree_view_column_get_visible (column))
9157 *x2 = total_width + gtk_tree_view_column_get_width (column);
9159 *x2 = total_width; /* width of 0 */
9164 gtk_tree_view_get_arrow_xrange (GtkTreeView *tree_view,
9171 GtkTreeViewColumn *tmp_column = NULL;
9173 gboolean indent_expanders;
9176 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
9179 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
9181 list = (rtl ? list->prev : list->next))
9183 tmp_column = list->data;
9185 if (gtk_tree_view_is_expander_column (tree_view, tmp_column))
9188 x_offset = total_width + gtk_tree_view_column_get_width (tmp_column) - tree_view->priv->expander_size;
9190 x_offset = total_width;
9194 if (gtk_tree_view_column_get_visible (tmp_column))
9195 total_width += gtk_tree_view_column_get_width (tmp_column);
9198 gtk_widget_style_get (GTK_WIDGET (tree_view),
9199 "indent-expanders", &indent_expanders,
9202 if (indent_expanders)
9205 x_offset -= tree_view->priv->expander_size * _gtk_rbtree_get_depth (tree);
9207 x_offset += tree_view->priv->expander_size * _gtk_rbtree_get_depth (tree);
9213 gtk_tree_view_column_get_visible (tmp_column))
9214 /* +1 because x2 isn't included in the range. */
9215 *x2 = *x1 + tree_view->priv->expander_size + 1;
9221 gtk_tree_view_build_tree (GtkTreeView *tree_view,
9227 GtkRBNode *temp = NULL;
9228 GtkTreePath *path = NULL;
9232 gtk_tree_model_ref_node (tree_view->priv->model, iter);
9233 temp = _gtk_rbtree_insert_after (tree, temp, 0, FALSE);
9235 if (tree_view->priv->fixed_height > 0)
9237 if (GTK_RBNODE_FLAG_SET (temp, GTK_RBNODE_INVALID))
9239 _gtk_rbtree_node_set_height (tree, temp, tree_view->priv->fixed_height);
9240 _gtk_rbtree_node_mark_valid (tree, temp);
9244 if (tree_view->priv->is_list)
9252 path = gtk_tree_model_get_path (tree_view->priv->model, iter);
9254 gtk_tree_path_next (path);
9256 if (gtk_tree_model_iter_children (tree_view->priv->model, &child, iter))
9260 g_signal_emit (tree_view, tree_view_signals[TEST_EXPAND_ROW], 0, iter, path, &expand);
9262 if (gtk_tree_model_iter_has_child (tree_view->priv->model, iter)
9265 temp->children = _gtk_rbtree_new ();
9266 temp->children->parent_tree = tree;
9267 temp->children->parent_node = temp;
9268 gtk_tree_view_build_tree (tree_view, temp->children, &child, depth + 1, recurse);
9273 if (gtk_tree_model_iter_has_child (tree_view->priv->model, iter))
9275 if ((temp->flags>K_RBNODE_IS_PARENT) != GTK_RBNODE_IS_PARENT)
9276 temp->flags ^= GTK_RBNODE_IS_PARENT;
9279 while (gtk_tree_model_iter_next (tree_view->priv->model, iter));
9282 gtk_tree_path_free (path);
9285 /* Make sure the node is visible vertically */
9287 gtk_tree_view_clamp_node_visible (GtkTreeView *tree_view,
9291 gint node_dy, height;
9292 GtkTreePath *path = NULL;
9294 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
9297 /* just return if the node is visible, avoiding a costly expose */
9298 node_dy = _gtk_rbtree_node_find_offset (tree, node);
9299 height = gtk_tree_view_get_row_height (tree_view, node);
9300 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID)
9301 && node_dy >= gtk_adjustment_get_value (tree_view->priv->vadjustment)
9302 && node_dy + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment)
9303 + gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
9306 path = _gtk_tree_view_find_path (tree_view, tree, node);
9309 /* We process updates because we want to clear old selected items when we scroll.
9310 * if this is removed, we get a "selection streak" at the bottom. */
9311 gtk_tree_view_bin_process_updates (tree_view);
9313 gtk_tree_view_scroll_to_cell (tree_view, path, NULL, FALSE, 0.0, 0.0);
9314 gtk_tree_path_free (path);
9319 gtk_tree_view_clamp_column_visible (GtkTreeView *tree_view,
9320 GtkTreeViewColumn *column,
9321 gboolean focus_to_cell)
9323 GtkAllocation allocation;
9329 gtk_widget_get_allocation (gtk_tree_view_column_get_button (column), &allocation);
9331 width = allocation.width;
9333 if (width > gtk_adjustment_get_page_size (tree_view->priv->hadjustment))
9335 /* The column is larger than the horizontal page size. If the
9336 * column has cells which can be focussed individually, then we make
9337 * sure the cell which gets focus is fully visible (if even the
9338 * focus cell is bigger than the page size, we make sure the
9339 * left-hand side of the cell is visible).
9341 * If the column does not have an activatable cell, we
9342 * make sure the left-hand side of the column is visible.
9345 if (focus_to_cell && gtk_tree_view_has_can_focus_cell (tree_view))
9347 GtkCellArea *cell_area;
9348 GtkCellRenderer *focus_cell;
9350 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
9351 focus_cell = gtk_cell_area_get_focus_cell (cell_area);
9353 if (gtk_tree_view_column_cell_get_position (column, focus_cell,
9356 if (width < gtk_adjustment_get_page_size (tree_view->priv->hadjustment))
9358 if (gtk_adjustment_get_value (tree_view->priv->hadjustment) + gtk_adjustment_get_page_size (tree_view->priv->hadjustment) < x + width)
9359 gtk_adjustment_set_value (tree_view->priv->hadjustment,
9360 x + width - gtk_adjustment_get_page_size (tree_view->priv->hadjustment));
9361 else if (gtk_adjustment_get_value (tree_view->priv->hadjustment) > x)
9362 gtk_adjustment_set_value (tree_view->priv->hadjustment, x);
9367 gtk_adjustment_set_value (tree_view->priv->hadjustment, x);
9371 if ((gtk_adjustment_get_value (tree_view->priv->hadjustment) + gtk_adjustment_get_page_size (tree_view->priv->hadjustment)) < (x + width))
9372 gtk_adjustment_set_value (tree_view->priv->hadjustment,
9373 x + width - gtk_adjustment_get_page_size (tree_view->priv->hadjustment));
9374 else if (gtk_adjustment_get_value (tree_view->priv->hadjustment) > x)
9375 gtk_adjustment_set_value (tree_view->priv->hadjustment, x);
9379 /* This function could be more efficient. I'll optimize it if profiling seems
9380 * to imply that it is important */
9382 _gtk_tree_view_find_path (GtkTreeView *tree_view,
9387 GtkRBTree *tmp_tree;
9388 GtkRBNode *tmp_node, *last;
9391 path = gtk_tree_path_new ();
9393 g_return_val_if_fail (node != NULL, path);
9394 g_return_val_if_fail (node != tree->nil, path);
9396 count = 1 + node->left->count;
9399 tmp_node = node->parent;
9403 while (tmp_node != tmp_tree->nil)
9405 if (tmp_node->right == last)
9406 count += 1 + tmp_node->left->count;
9408 tmp_node = tmp_node->parent;
9410 gtk_tree_path_prepend_index (path, count - 1);
9411 last = tmp_tree->parent_node;
9412 tmp_tree = tmp_tree->parent_tree;
9415 count = 1 + last->left->count;
9416 tmp_node = last->parent;
9422 /* Returns TRUE if we ran out of tree before finding the path. If the path is
9423 * invalid (ie. points to a node that's not in the tree), *tree and *node are
9427 _gtk_tree_view_find_node (GtkTreeView *tree_view,
9432 GtkRBNode *tmpnode = NULL;
9433 GtkRBTree *tmptree = tree_view->priv->tree;
9434 gint *indices = gtk_tree_path_get_indices (path);
9435 gint depth = gtk_tree_path_get_depth (path);
9441 if (depth == 0 || tmptree == NULL)
9445 tmpnode = _gtk_rbtree_find_count (tmptree, indices[i] + 1);
9447 if (tmpnode == NULL)
9461 tmptree = tmpnode->children;
9462 if (tmptree == NULL)
9469 gtk_tree_view_is_expander_column (GtkTreeView *tree_view,
9470 GtkTreeViewColumn *column)
9474 if (tree_view->priv->is_list)
9477 if (tree_view->priv->expander_column != NULL)
9479 if (tree_view->priv->expander_column == column)
9485 for (list = tree_view->priv->columns;
9488 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
9490 if (list && list->data == column)
9496 static inline gboolean
9497 gtk_tree_view_draw_expanders (GtkTreeView *tree_view)
9499 if (!tree_view->priv->is_list && tree_view->priv->show_expanders)
9506 gtk_tree_view_add_move_binding (GtkBindingSet *binding_set,
9509 gboolean add_shifted_binding,
9510 GtkMovementStep step,
9514 gtk_binding_entry_add_signal (binding_set, keyval, modmask,
9519 if (add_shifted_binding)
9520 gtk_binding_entry_add_signal (binding_set, keyval, GDK_SHIFT_MASK,
9525 if ((modmask & GDK_CONTROL_MASK) == GDK_CONTROL_MASK)
9528 gtk_binding_entry_add_signal (binding_set, keyval, GDK_CONTROL_MASK | GDK_SHIFT_MASK,
9533 gtk_binding_entry_add_signal (binding_set, keyval, GDK_CONTROL_MASK,
9540 gtk_tree_view_unref_tree_helper (GtkTreeModel *model,
9545 gint retval = FALSE;
9548 g_return_val_if_fail (node != NULL, FALSE);
9553 GtkRBTree *new_tree;
9554 GtkRBNode *new_node;
9556 new_tree = node->children;
9557 new_node = new_tree->root;
9559 while (new_node && new_node->left != new_tree->nil)
9560 new_node = new_node->left;
9562 if (!gtk_tree_model_iter_children (model, &child, iter))
9565 retval = retval || gtk_tree_view_unref_tree_helper (model, &child, new_tree, new_node);
9568 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
9570 gtk_tree_model_unref_node (model, iter);
9571 node = _gtk_rbtree_next (tree, node);
9573 while (gtk_tree_model_iter_next (model, iter));
9579 gtk_tree_view_unref_and_check_selection_tree (GtkTreeView *tree_view,
9591 while (node && node->left != tree->nil)
9594 g_return_val_if_fail (node != NULL, FALSE);
9595 path = _gtk_tree_view_find_path (tree_view, tree, node);
9596 gtk_tree_model_get_iter (GTK_TREE_MODEL (tree_view->priv->model),
9598 retval = gtk_tree_view_unref_tree_helper (GTK_TREE_MODEL (tree_view->priv->model), &iter, tree, node);
9599 gtk_tree_path_free (path);
9605 gtk_tree_view_set_column_drag_info (GtkTreeView *tree_view,
9606 GtkTreeViewColumn *column)
9608 GtkTreeViewColumn *left_column;
9609 GtkTreeViewColumn *cur_column = NULL;
9610 GtkTreeViewColumnReorder *reorder;
9615 /* We want to precalculate the motion list such that we know what column slots
9619 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
9621 /* First, identify all possible drop spots */
9623 tmp_list = g_list_last (tree_view->priv->columns);
9625 tmp_list = g_list_first (tree_view->priv->columns);
9629 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
9630 tmp_list = rtl?g_list_previous (tmp_list):g_list_next (tmp_list);
9632 if (gtk_tree_view_column_get_visible (cur_column) == FALSE)
9635 /* If it's not the column moving and func tells us to skip over the column, we continue. */
9636 if (left_column != column && cur_column != column &&
9637 tree_view->priv->column_drop_func &&
9638 ! tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
9640 left_column = cur_column;
9643 reorder = g_slice_new0 (GtkTreeViewColumnReorder);
9644 reorder->left_column = left_column;
9645 left_column = reorder->right_column = cur_column;
9647 tree_view->priv->column_drag_info = g_list_append (tree_view->priv->column_drag_info, reorder);
9650 /* Add the last one */
9651 if (tree_view->priv->column_drop_func == NULL ||
9652 ((left_column != column) &&
9653 tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data)))
9655 reorder = g_slice_new0 (GtkTreeViewColumnReorder);
9656 reorder->left_column = left_column;
9657 reorder->right_column = NULL;
9658 tree_view->priv->column_drag_info = g_list_append (tree_view->priv->column_drag_info, reorder);
9661 /* We quickly check to see if it even makes sense to reorder columns. */
9662 /* If there is nothing that can be moved, then we return */
9664 if (tree_view->priv->column_drag_info == NULL)
9667 /* We know there are always 2 slots possbile, as you can always return column. */
9668 /* If that's all there is, return */
9669 if (tree_view->priv->column_drag_info->next == NULL ||
9670 (tree_view->priv->column_drag_info->next->next == NULL &&
9671 ((GtkTreeViewColumnReorder *)tree_view->priv->column_drag_info->data)->right_column == column &&
9672 ((GtkTreeViewColumnReorder *)tree_view->priv->column_drag_info->next->data)->left_column == column))
9674 for (tmp_list = tree_view->priv->column_drag_info; tmp_list; tmp_list = tmp_list->next)
9675 g_slice_free (GtkTreeViewColumnReorder, tmp_list->data);
9676 g_list_free (tree_view->priv->column_drag_info);
9677 tree_view->priv->column_drag_info = NULL;
9680 /* We fill in the ranges for the columns, now that we've isolated them */
9681 left = - TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER (tree_view);
9683 for (tmp_list = tree_view->priv->column_drag_info; tmp_list; tmp_list = tmp_list->next)
9685 reorder = (GtkTreeViewColumnReorder *) tmp_list->data;
9687 reorder->left_align = left;
9688 if (tmp_list->next != NULL)
9690 GtkAllocation right_allocation, left_allocation;
9691 GtkWidget *left_button, *right_button;
9693 g_assert (tmp_list->next->data);
9695 right_button = gtk_tree_view_column_get_button (reorder->right_column);
9696 left_button = gtk_tree_view_column_get_button
9697 (((GtkTreeViewColumnReorder *)tmp_list->next->data)->left_column);
9699 gtk_widget_get_allocation (right_button, &right_allocation);
9700 gtk_widget_get_allocation (left_button, &left_allocation);
9701 left = reorder->right_align = (right_allocation.x + right_allocation.width + left_allocation.x) / 2;
9705 reorder->right_align = gdk_window_get_width (tree_view->priv->header_window)
9706 + TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER (tree_view);
9712 _gtk_tree_view_column_start_drag (GtkTreeView *tree_view,
9713 GtkTreeViewColumn *column,
9716 GdkEvent *send_event;
9717 GtkAllocation allocation;
9718 GtkAllocation button_allocation;
9719 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
9721 GdkDevice *pointer, *keyboard;
9723 g_return_if_fail (tree_view->priv->column_drag_info == NULL);
9724 g_return_if_fail (tree_view->priv->cur_reorder == NULL);
9726 gtk_tree_view_set_column_drag_info (tree_view, column);
9728 if (tree_view->priv->column_drag_info == NULL)
9731 button = gtk_tree_view_column_get_button (column);
9733 if (tree_view->priv->drag_window == NULL)
9735 GdkWindowAttr attributes;
9736 guint attributes_mask;
9738 gtk_widget_get_allocation (button, &button_allocation);
9740 attributes.window_type = GDK_WINDOW_CHILD;
9741 attributes.wclass = GDK_INPUT_OUTPUT;
9742 attributes.x = button_allocation.x;
9744 attributes.width = button_allocation.width;
9745 attributes.height = button_allocation.height;
9746 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
9747 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
9748 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
9750 tree_view->priv->drag_window = gdk_window_new (tree_view->priv->bin_window,
9753 gdk_window_set_user_data (tree_view->priv->drag_window, GTK_WIDGET (tree_view));
9756 if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
9759 pointer = gdk_device_get_associated_device (device);
9764 keyboard = gdk_device_get_associated_device (device);
9767 gdk_device_ungrab (pointer, GDK_CURRENT_TIME);
9768 gdk_device_ungrab (keyboard, GDK_CURRENT_TIME);
9770 gtk_grab_remove (button);
9772 send_event = gdk_event_new (GDK_LEAVE_NOTIFY);
9773 send_event->crossing.send_event = TRUE;
9774 send_event->crossing.window = g_object_ref (gtk_button_get_event_window (GTK_BUTTON (button)));
9775 send_event->crossing.subwindow = NULL;
9776 send_event->crossing.detail = GDK_NOTIFY_ANCESTOR;
9777 send_event->crossing.time = GDK_CURRENT_TIME;
9778 gdk_event_set_device (send_event, device);
9780 gtk_propagate_event (button, send_event);
9781 gdk_event_free (send_event);
9783 send_event = gdk_event_new (GDK_BUTTON_RELEASE);
9784 send_event->button.window = g_object_ref (gdk_screen_get_root_window (screen));
9785 send_event->button.send_event = TRUE;
9786 send_event->button.time = GDK_CURRENT_TIME;
9787 send_event->button.x = -1;
9788 send_event->button.y = -1;
9789 send_event->button.axes = NULL;
9790 send_event->button.state = 0;
9791 send_event->button.button = 1;
9792 send_event->button.x_root = 0;
9793 send_event->button.y_root = 0;
9794 gdk_event_set_device (send_event, device);
9796 gtk_propagate_event (button, send_event);
9797 gdk_event_free (send_event);
9799 /* Kids, don't try this at home */
9800 g_object_ref (button);
9801 gtk_container_remove (GTK_CONTAINER (tree_view), button);
9802 gtk_widget_set_parent_window (button, tree_view->priv->drag_window);
9803 gtk_widget_set_parent (button, GTK_WIDGET (tree_view));
9804 g_object_unref (button);
9806 gtk_widget_get_allocation (button, &button_allocation);
9807 tree_view->priv->drag_column_x = button_allocation.x;
9808 allocation = button_allocation;
9810 gtk_widget_size_allocate (button, &allocation);
9811 gtk_widget_set_parent_window (button, tree_view->priv->drag_window);
9813 tree_view->priv->drag_column = column;
9814 gdk_window_show (tree_view->priv->drag_window);
9816 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
9817 while (gtk_events_pending ())
9818 gtk_main_iteration ();
9820 tree_view->priv->in_column_drag = TRUE;
9822 gdk_device_grab (pointer,
9823 tree_view->priv->drag_window,
9826 GDK_POINTER_MOTION_MASK|GDK_BUTTON_RELEASE_MASK,
9829 gdk_device_grab (keyboard,
9830 tree_view->priv->drag_window,
9833 GDK_KEY_PRESS_MASK|GDK_KEY_RELEASE_MASK,
9839 gtk_tree_view_queue_draw_arrow (GtkTreeView *tree_view,
9843 GtkAllocation allocation;
9846 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
9849 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
9851 rect.width = MAX (tree_view->priv->expander_size, MAX (tree_view->priv->width, allocation.width));
9853 rect.y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
9854 rect.height = gtk_tree_view_get_row_height (tree_view, node);
9856 gdk_window_invalidate_rect (tree_view->priv->bin_window, &rect, TRUE);
9860 _gtk_tree_view_queue_draw_node (GtkTreeView *tree_view,
9863 const GdkRectangle *clip_rect)
9865 GtkAllocation allocation;
9868 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
9871 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
9873 rect.width = MAX (tree_view->priv->width, allocation.width);
9875 rect.y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
9876 rect.height = gtk_tree_view_get_row_height (tree_view, node);
9880 GdkRectangle new_rect;
9882 gdk_rectangle_intersect (clip_rect, &rect, &new_rect);
9884 gdk_window_invalidate_rect (tree_view->priv->bin_window, &new_rect, TRUE);
9888 gdk_window_invalidate_rect (tree_view->priv->bin_window, &rect, TRUE);
9893 gtk_tree_view_get_effective_header_height (GtkTreeView *tree_view)
9895 if (tree_view->priv->headers_visible)
9896 return tree_view->priv->header_height;
9902 _gtk_tree_view_get_header_height (GtkTreeView *tree_view)
9904 return tree_view->priv->header_height;
9908 _gtk_tree_view_get_row_separator_func (GtkTreeView *tree_view,
9909 GtkTreeViewRowSeparatorFunc *func,
9912 *func = tree_view->priv->row_separator_func;
9913 *data = tree_view->priv->row_separator_data;
9917 _gtk_tree_view_get_anchor_path (GtkTreeView *tree_view)
9919 if (tree_view->priv->anchor)
9920 return gtk_tree_row_reference_get_path (tree_view->priv->anchor);
9926 _gtk_tree_view_set_anchor_path (GtkTreeView *tree_view,
9927 GtkTreePath *anchor_path)
9929 if (tree_view->priv->anchor)
9931 gtk_tree_row_reference_free (tree_view->priv->anchor);
9932 tree_view->priv->anchor = NULL;
9935 if (anchor_path && tree_view->priv->model)
9936 tree_view->priv->anchor =
9937 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
9938 tree_view->priv->model, anchor_path);
9942 _gtk_tree_view_get_rbtree (GtkTreeView *tree_view)
9944 return tree_view->priv->tree;
9948 _gtk_tree_view_get_header_window (GtkTreeView *tree_view)
9950 return tree_view->priv->header_window;
9954 _gtk_tree_view_set_focus_column (GtkTreeView *tree_view,
9955 GtkTreeViewColumn *column)
9957 tree_view->priv->focus_column = column;
9962 gtk_tree_view_queue_draw_path (GtkTreeView *tree_view,
9964 const GdkRectangle *clip_rect)
9966 GtkRBTree *tree = NULL;
9967 GtkRBNode *node = NULL;
9969 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
9972 _gtk_tree_view_queue_draw_node (tree_view, tree, node, clip_rect);
9975 /* x and y are the mouse position
9978 gtk_tree_view_draw_arrow (GtkTreeView *tree_view,
9982 /* in bin_window coordinates */
9987 GtkStateFlags state = 0;
9988 GtkStyleContext *context;
9992 gint vertical_separator;
9994 GtkCellRendererState flags;
9996 widget = GTK_WIDGET (tree_view);
9997 context = gtk_widget_get_style_context (widget);
9999 gtk_widget_style_get (widget,
10000 "vertical-separator", &vertical_separator,
10002 expander_size = tree_view->priv->expander_size - EXPANDER_EXTRA_PADDING;
10004 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT))
10007 gtk_tree_view_get_arrow_xrange (tree_view, tree, &x_offset, &x2);
10010 area.y = gtk_tree_view_get_cell_area_y_offset (tree_view, tree, node,
10011 vertical_separator);
10012 area.width = expander_size;
10013 area.height = gtk_tree_view_get_cell_area_height (tree_view, node,
10014 vertical_separator);
10016 if (!gtk_widget_get_sensitive (widget))
10017 state |= GTK_STATE_FLAG_INSENSITIVE;
10022 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
10023 flags |= GTK_CELL_RENDERER_SELECTED;
10025 state = gtk_cell_renderer_get_state (NULL, widget, flags);
10027 if (node == tree_view->priv->button_pressed_node &&
10028 x >= area.x && x <= (area.x + area.width) &&
10029 y >= area.y && y <= (area.y + area.height))
10030 state |= GTK_STATE_FLAG_FOCUSED;
10032 if (node == tree_view->priv->prelight_node &&
10033 tree_view->priv->arrow_prelit)
10034 state |= GTK_STATE_FLAG_PRELIGHT;
10037 if (node->children != NULL)
10038 state |= GTK_STATE_FLAG_ACTIVE;
10040 gtk_style_context_save (context);
10042 gtk_style_context_set_state (context, state);
10043 gtk_style_context_add_class (context, GTK_STYLE_CLASS_EXPANDER);
10045 gtk_style_context_push_animatable_region (context, node);
10047 gtk_render_expander (context, cr,
10049 area.width, area.height);
10051 gtk_style_context_pop_animatable_region (context);
10052 gtk_style_context_restore (context);
10056 gtk_tree_view_focus_to_cursor (GtkTreeView *tree_view)
10059 GtkTreePath *cursor_path;
10061 if ((tree_view->priv->tree == NULL) ||
10062 (! gtk_widget_get_realized (GTK_WIDGET (tree_view))))
10065 cursor_path = NULL;
10066 if (tree_view->priv->cursor)
10067 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10069 if (cursor_path == NULL)
10071 /* Consult the selection before defaulting to the
10072 * first focusable element
10074 GList *selected_rows;
10075 GtkTreeModel *model;
10076 GtkTreeSelection *selection;
10078 selection = gtk_tree_view_get_selection (tree_view);
10079 selected_rows = gtk_tree_selection_get_selected_rows (selection, &model);
10083 cursor_path = gtk_tree_path_copy((const GtkTreePath *)(selected_rows->data));
10084 g_list_foreach (selected_rows, (GFunc)gtk_tree_path_free, NULL);
10085 g_list_free (selected_rows);
10089 cursor_path = gtk_tree_path_new_first ();
10090 search_first_focusable_path (tree_view, &cursor_path,
10094 gtk_tree_row_reference_free (tree_view->priv->cursor);
10095 tree_view->priv->cursor = NULL;
10099 if (gtk_tree_selection_get_mode (tree_view->priv->selection) == GTK_SELECTION_MULTIPLE)
10100 gtk_tree_view_real_set_cursor (tree_view, cursor_path, FALSE, FALSE);
10102 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, FALSE);
10108 tree_view->priv->draw_keyfocus = TRUE;
10110 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10111 gtk_tree_path_free (cursor_path);
10113 if (tree_view->priv->focus_column == NULL)
10116 for (list = tree_view->priv->columns; list; list = list->next)
10118 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
10120 GtkCellArea *cell_area;
10122 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (list->data);
10124 /* This happens when the treeview initially grabs focus and there
10125 * is no column in focus, here we explicitly focus into the first cell */
10126 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->focus_column));
10127 if (!gtk_cell_area_get_focus_cell (cell_area))
10131 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
10132 gtk_cell_area_focus (cell_area,
10133 rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT);
10144 gtk_tree_view_move_cursor_up_down (GtkTreeView *tree_view,
10147 gint selection_count;
10148 GtkRBTree *cursor_tree = NULL;
10149 GtkRBNode *cursor_node = NULL;
10150 GtkRBTree *new_cursor_tree = NULL;
10151 GtkRBNode *new_cursor_node = NULL;
10152 GtkTreePath *cursor_path = NULL;
10153 gboolean grab_focus = TRUE;
10154 gboolean selectable;
10155 GtkDirectionType direction;
10156 GtkCellArea *cell_area = NULL;
10157 GtkCellRenderer *last_focus_cell = NULL;
10160 if (! gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10163 cursor_path = NULL;
10164 if (!gtk_tree_row_reference_valid (tree_view->priv->cursor))
10165 /* FIXME: we lost the cursor; should we get the first? */
10168 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10169 _gtk_tree_view_find_node (tree_view, cursor_path,
10170 &cursor_tree, &cursor_node);
10172 if (cursor_tree == NULL)
10173 /* FIXME: we lost the cursor; should we get the first? */
10176 direction = count < 0 ? GTK_DIR_UP : GTK_DIR_DOWN;
10178 if (tree_view->priv->focus_column)
10179 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->focus_column));
10181 /* If focus stays in the area for this row, then just return for this round */
10182 if (cell_area && (count == -1 || count == 1) &&
10183 gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path))
10185 gtk_tree_view_column_cell_set_cell_data (tree_view->priv->focus_column,
10186 tree_view->priv->model,
10188 GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_PARENT),
10189 cursor_node->children?TRUE:FALSE);
10191 /* Save the last cell that had focus, if we hit the end of the view we'll give
10192 * focus back to it. */
10193 last_focus_cell = gtk_cell_area_get_focus_cell (cell_area);
10195 /* If focus stays in the area, no need to change the cursor row */
10196 if (gtk_cell_area_focus (cell_area, direction))
10200 selection_count = gtk_tree_selection_count_selected_rows (tree_view->priv->selection);
10201 selectable = _gtk_tree_selection_row_is_selectable (tree_view->priv->selection,
10205 if (selection_count == 0
10206 && gtk_tree_selection_get_mode (tree_view->priv->selection) != GTK_SELECTION_NONE
10207 && !tree_view->priv->modify_selection_pressed
10210 /* Don't move the cursor, but just select the current node */
10211 new_cursor_tree = cursor_tree;
10212 new_cursor_node = cursor_node;
10217 _gtk_rbtree_prev_full (cursor_tree, cursor_node,
10218 &new_cursor_tree, &new_cursor_node);
10220 _gtk_rbtree_next_full (cursor_tree, cursor_node,
10221 &new_cursor_tree, &new_cursor_node);
10224 gtk_tree_path_free (cursor_path);
10226 if (new_cursor_node)
10228 cursor_path = _gtk_tree_view_find_path (tree_view,
10229 new_cursor_tree, new_cursor_node);
10231 search_first_focusable_path (tree_view, &cursor_path,
10237 gtk_tree_path_free (cursor_path);
10241 * If the list has only one item and multi-selection is set then select
10242 * the row (if not yet selected).
10244 if (gtk_tree_selection_get_mode (tree_view->priv->selection) == GTK_SELECTION_MULTIPLE &&
10245 new_cursor_node == NULL)
10248 _gtk_rbtree_next_full (cursor_tree, cursor_node,
10249 &new_cursor_tree, &new_cursor_node);
10251 _gtk_rbtree_prev_full (cursor_tree, cursor_node,
10252 &new_cursor_tree, &new_cursor_node);
10254 if (new_cursor_node == NULL
10255 && !GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_SELECTED))
10257 new_cursor_node = cursor_node;
10258 new_cursor_tree = cursor_tree;
10262 new_cursor_node = NULL;
10266 if (new_cursor_node)
10268 cursor_path = _gtk_tree_view_find_path (tree_view, new_cursor_tree, new_cursor_node);
10269 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, TRUE);
10270 gtk_tree_path_free (cursor_path);
10272 /* Give focus to the area in the new row */
10274 gtk_cell_area_focus (cell_area, direction);
10278 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10280 if (!tree_view->priv->extend_selection_pressed)
10282 if (! gtk_widget_keynav_failed (GTK_WIDGET (tree_view),
10284 GTK_DIR_UP : GTK_DIR_DOWN))
10286 GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (tree_view));
10289 gtk_widget_child_focus (toplevel,
10291 GTK_DIR_TAB_BACKWARD :
10292 GTK_DIR_TAB_FORWARD);
10294 grab_focus = FALSE;
10299 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10303 gtk_cell_area_set_focus_cell (cell_area, last_focus_cell);
10307 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10311 gtk_tree_view_move_cursor_page_up_down (GtkTreeView *tree_view,
10314 GtkRBTree *cursor_tree = NULL;
10315 GtkRBNode *cursor_node = NULL;
10316 GtkTreePath *old_cursor_path = NULL;
10317 GtkTreePath *cursor_path = NULL;
10318 GtkRBTree *start_cursor_tree = NULL;
10319 GtkRBNode *start_cursor_node = NULL;
10322 gint vertical_separator;
10324 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10327 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
10328 old_cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10330 /* This is sorta weird. Focus in should give us a cursor */
10333 gtk_widget_style_get (GTK_WIDGET (tree_view), "vertical-separator", &vertical_separator, NULL);
10334 _gtk_tree_view_find_node (tree_view, old_cursor_path,
10335 &cursor_tree, &cursor_node);
10337 if (cursor_tree == NULL)
10339 /* FIXME: we lost the cursor. Should we try to get one? */
10340 gtk_tree_path_free (old_cursor_path);
10343 g_return_if_fail (cursor_node != NULL);
10345 y = _gtk_rbtree_node_find_offset (cursor_tree, cursor_node);
10346 window_y = RBTREE_Y_TO_TREE_WINDOW_Y (tree_view, y);
10347 y += tree_view->priv->cursor_offset;
10348 y += count * (int)gtk_adjustment_get_page_increment (tree_view->priv->vadjustment);
10349 y = CLAMP (y, (gint)gtk_adjustment_get_lower (tree_view->priv->vadjustment), (gint)gtk_adjustment_get_upper (tree_view->priv->vadjustment) - vertical_separator);
10351 if (y >= tree_view->priv->height)
10352 y = tree_view->priv->height - 1;
10354 tree_view->priv->cursor_offset =
10355 _gtk_rbtree_find_offset (tree_view->priv->tree, y,
10356 &cursor_tree, &cursor_node);
10358 if (cursor_tree == NULL)
10360 /* FIXME: we lost the cursor. Should we try to get one? */
10361 gtk_tree_path_free (old_cursor_path);
10365 if (tree_view->priv->cursor_offset
10366 > gtk_tree_view_get_row_height (tree_view, cursor_node))
10368 _gtk_rbtree_next_full (cursor_tree, cursor_node,
10369 &cursor_tree, &cursor_node);
10370 tree_view->priv->cursor_offset -= gtk_tree_view_get_row_height (tree_view, cursor_node);
10373 y -= tree_view->priv->cursor_offset;
10374 cursor_path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
10376 start_cursor_tree = cursor_tree;
10377 start_cursor_node = cursor_node;
10379 if (! search_first_focusable_path (tree_view, &cursor_path,
10381 &cursor_tree, &cursor_node))
10383 /* It looks like we reached the end of the view without finding
10384 * a focusable row. We will step backwards to find the last
10387 cursor_tree = start_cursor_tree;
10388 cursor_node = start_cursor_node;
10389 cursor_path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
10391 search_first_focusable_path (tree_view, &cursor_path,
10393 &cursor_tree, &cursor_node);
10400 y = _gtk_rbtree_node_find_offset (cursor_tree, cursor_node);
10402 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, FALSE);
10405 gtk_tree_view_scroll_to_point (tree_view, -1, y);
10406 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10407 _gtk_tree_view_queue_draw_node (tree_view, cursor_tree, cursor_node, NULL);
10409 if (!gtk_tree_path_compare (old_cursor_path, cursor_path))
10410 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10412 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10415 gtk_tree_path_free (old_cursor_path);
10416 gtk_tree_path_free (cursor_path);
10420 gtk_tree_view_move_cursor_left_right (GtkTreeView *tree_view,
10423 GtkRBTree *cursor_tree = NULL;
10424 GtkRBNode *cursor_node = NULL;
10425 GtkTreePath *cursor_path = NULL;
10426 GtkTreeViewColumn *column;
10429 gboolean found_column = FALSE;
10431 GtkDirectionType direction;
10432 GtkCellArea *cell_area;
10433 GtkCellRenderer *last_focus_cell = NULL;
10434 GtkCellArea *last_focus_area = NULL;
10436 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
10438 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10441 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
10442 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10446 _gtk_tree_view_find_node (tree_view, cursor_path, &cursor_tree, &cursor_node);
10447 if (cursor_tree == NULL)
10449 if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path) == FALSE)
10451 gtk_tree_path_free (cursor_path);
10454 gtk_tree_path_free (cursor_path);
10456 list = rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns);
10457 if (tree_view->priv->focus_column)
10459 /* Save the cell/area we are moving focus from, if moving the cursor
10460 * by one step hits the end we'll set focus back here */
10461 last_focus_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->focus_column));
10462 last_focus_cell = gtk_cell_area_get_focus_cell (last_focus_area);
10464 for (; list; list = (rtl ? list->prev : list->next))
10466 if (list->data == tree_view->priv->focus_column)
10471 direction = count > 0 ? GTK_DIR_RIGHT : GTK_DIR_LEFT;
10475 column = list->data;
10476 if (gtk_tree_view_column_get_visible (column) == FALSE)
10479 gtk_tree_view_column_cell_set_cell_data (column,
10480 tree_view->priv->model,
10482 GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_PARENT),
10483 cursor_node->children?TRUE:FALSE);
10485 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
10486 if (gtk_cell_area_focus (cell_area, direction))
10488 tree_view->priv->focus_column = column;
10489 found_column = TRUE;
10495 list = rtl ? list->prev : list->next;
10497 list = rtl ? list->next : list->prev;
10502 if (!gtk_tree_view_has_can_focus_cell (tree_view))
10503 _gtk_tree_view_queue_draw_node (tree_view,
10507 g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0);
10508 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10512 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10514 if (last_focus_area)
10515 gtk_cell_area_set_focus_cell (last_focus_area, last_focus_cell);
10518 gtk_tree_view_clamp_column_visible (tree_view,
10519 tree_view->priv->focus_column, TRUE);
10523 gtk_tree_view_move_cursor_start_end (GtkTreeView *tree_view,
10526 GtkRBTree *cursor_tree;
10527 GtkRBNode *cursor_node;
10529 GtkTreePath *old_path;
10531 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10534 g_return_if_fail (tree_view->priv->tree != NULL);
10536 gtk_tree_view_get_cursor (tree_view, &old_path, NULL);
10538 cursor_tree = tree_view->priv->tree;
10539 cursor_node = cursor_tree->root;
10543 while (cursor_node && cursor_node->left != cursor_tree->nil)
10544 cursor_node = cursor_node->left;
10546 /* Now go forward to find the first focusable row. */
10547 path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
10548 search_first_focusable_path (tree_view, &path,
10549 TRUE, &cursor_tree, &cursor_node);
10555 while (cursor_node && cursor_node->right != cursor_tree->nil)
10556 cursor_node = cursor_node->right;
10557 if (cursor_node->children == NULL)
10560 cursor_tree = cursor_node->children;
10561 cursor_node = cursor_tree->root;
10565 /* Now go backwards to find last focusable row. */
10566 path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
10567 search_first_focusable_path (tree_view, &path,
10568 FALSE, &cursor_tree, &cursor_node);
10574 if (gtk_tree_path_compare (old_path, path))
10576 gtk_tree_view_real_set_cursor (tree_view, path, TRUE, TRUE);
10577 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10581 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10585 gtk_tree_path_free (old_path);
10586 gtk_tree_path_free (path);
10590 gtk_tree_view_real_select_all (GtkTreeView *tree_view)
10592 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10595 if (gtk_tree_selection_get_mode (tree_view->priv->selection) != GTK_SELECTION_MULTIPLE)
10598 gtk_tree_selection_select_all (tree_view->priv->selection);
10604 gtk_tree_view_real_unselect_all (GtkTreeView *tree_view)
10606 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10609 if (gtk_tree_selection_get_mode (tree_view->priv->selection) != GTK_SELECTION_MULTIPLE)
10612 gtk_tree_selection_unselect_all (tree_view->priv->selection);
10618 gtk_tree_view_real_select_cursor_row (GtkTreeView *tree_view,
10619 gboolean start_editing)
10621 GtkRBTree *new_tree = NULL;
10622 GtkRBNode *new_node = NULL;
10623 GtkRBTree *cursor_tree = NULL;
10624 GtkRBNode *cursor_node = NULL;
10625 GtkTreePath *cursor_path = NULL;
10626 GtkTreeSelectMode mode = 0;
10628 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10631 if (tree_view->priv->cursor)
10632 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10634 if (cursor_path == NULL)
10637 _gtk_tree_view_find_node (tree_view, cursor_path,
10638 &cursor_tree, &cursor_node);
10640 if (cursor_tree == NULL)
10642 gtk_tree_path_free (cursor_path);
10646 if (!tree_view->priv->extend_selection_pressed && start_editing &&
10647 tree_view->priv->focus_column)
10649 if (gtk_tree_view_start_editing (tree_view, cursor_path, FALSE))
10651 gtk_tree_path_free (cursor_path);
10656 if (tree_view->priv->modify_selection_pressed)
10657 mode |= GTK_TREE_SELECT_MODE_TOGGLE;
10658 if (tree_view->priv->extend_selection_pressed)
10659 mode |= GTK_TREE_SELECT_MODE_EXTEND;
10661 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
10668 /* We bail out if the original (tree, node) don't exist anymore after
10669 * handling the selection-changed callback. We do return TRUE because
10670 * the key press has been handled at this point.
10672 _gtk_tree_view_find_node (tree_view, cursor_path, &new_tree, &new_node);
10674 if (cursor_tree != new_tree || cursor_node != new_node)
10677 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10679 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10680 _gtk_tree_view_queue_draw_node (tree_view, cursor_tree, cursor_node, NULL);
10682 if (!tree_view->priv->extend_selection_pressed)
10683 gtk_tree_view_row_activated (tree_view, cursor_path,
10684 tree_view->priv->focus_column);
10686 gtk_tree_path_free (cursor_path);
10692 gtk_tree_view_real_toggle_cursor_row (GtkTreeView *tree_view)
10694 GtkRBTree *new_tree = NULL;
10695 GtkRBNode *new_node = NULL;
10696 GtkRBTree *cursor_tree = NULL;
10697 GtkRBNode *cursor_node = NULL;
10698 GtkTreePath *cursor_path = NULL;
10700 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10703 cursor_path = NULL;
10704 if (tree_view->priv->cursor)
10705 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10707 if (cursor_path == NULL)
10710 _gtk_tree_view_find_node (tree_view, cursor_path,
10711 &cursor_tree, &cursor_node);
10712 if (cursor_tree == NULL)
10714 gtk_tree_path_free (cursor_path);
10718 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
10722 GTK_TREE_SELECT_MODE_TOGGLE,
10725 /* We bail out if the original (tree, node) don't exist anymore after
10726 * handling the selection-changed callback. We do return TRUE because
10727 * the key press has been handled at this point.
10729 _gtk_tree_view_find_node (tree_view, cursor_path, &new_tree, &new_node);
10731 if (cursor_tree != new_tree || cursor_node != new_node)
10734 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10736 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10737 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10738 gtk_tree_path_free (cursor_path);
10744 gtk_tree_view_real_expand_collapse_cursor_row (GtkTreeView *tree_view,
10749 GtkTreePath *cursor_path = NULL;
10753 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10756 cursor_path = NULL;
10757 if (tree_view->priv->cursor)
10758 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10760 if (cursor_path == NULL)
10763 if (_gtk_tree_view_find_node (tree_view, cursor_path, &tree, &node))
10766 /* Don't handle the event if we aren't an expander */
10767 if (!((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT))
10771 && gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL)
10775 gtk_tree_view_real_expand_row (tree_view, cursor_path, tree, node, open_all, TRUE);
10777 gtk_tree_view_real_collapse_row (tree_view, cursor_path, tree, node, TRUE);
10779 gtk_tree_path_free (cursor_path);
10785 gtk_tree_view_real_select_cursor_parent (GtkTreeView *tree_view)
10787 GtkRBTree *cursor_tree = NULL;
10788 GtkRBNode *cursor_node = NULL;
10789 GtkTreePath *cursor_path = NULL;
10790 GdkModifierType state;
10792 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10795 cursor_path = NULL;
10796 if (tree_view->priv->cursor)
10797 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10799 if (cursor_path == NULL)
10802 _gtk_tree_view_find_node (tree_view, cursor_path,
10803 &cursor_tree, &cursor_node);
10804 if (cursor_tree == NULL)
10806 gtk_tree_path_free (cursor_path);
10810 if (cursor_tree->parent_node)
10812 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10813 cursor_node = cursor_tree->parent_node;
10814 cursor_tree = cursor_tree->parent_tree;
10816 gtk_tree_path_up (cursor_path);
10818 if (gtk_get_current_event_state (&state))
10820 GdkModifierType modify_mod_mask;
10823 gtk_widget_get_modifier_mask (GTK_WIDGET (tree_view),
10824 GDK_MODIFIER_INTENT_MODIFY_SELECTION);
10826 if ((state & modify_mod_mask) == modify_mod_mask)
10827 tree_view->priv->modify_selection_pressed = TRUE;
10830 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, FALSE);
10831 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10833 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10834 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10835 gtk_tree_path_free (cursor_path);
10837 tree_view->priv->modify_selection_pressed = FALSE;
10844 tree_view->priv->search_entry_avoid_unhandled_binding = TRUE;
10849 gtk_tree_view_search_entry_flush_timeout (GtkTreeView *tree_view)
10851 gtk_tree_view_search_dialog_hide (tree_view->priv->search_window, tree_view, NULL);
10852 tree_view->priv->typeselect_flush_timeout = 0;
10857 /* Cut and paste from gtkwindow.c */
10859 send_focus_change (GtkWidget *widget,
10863 GdkDeviceManager *device_manager;
10864 GList *devices, *d;
10866 device_manager = gdk_display_get_device_manager (gtk_widget_get_display (widget));
10867 devices = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_MASTER);
10868 devices = g_list_concat (devices, gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_SLAVE));
10869 devices = g_list_concat (devices, gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_FLOATING));
10871 for (d = devices; d; d = d->next)
10873 GdkDevice *dev = d->data;
10877 if (gdk_device_get_source (dev) != GDK_SOURCE_KEYBOARD)
10880 window = gtk_widget_get_window (widget);
10882 /* Skip non-master keyboards that haven't
10883 * selected for events from this window
10885 if (gdk_device_get_device_type (dev) != GDK_DEVICE_TYPE_MASTER &&
10886 !gdk_window_get_device_events (window, dev))
10889 fevent = gdk_event_new (GDK_FOCUS_CHANGE);
10891 fevent->focus_change.type = GDK_FOCUS_CHANGE;
10892 fevent->focus_change.window = g_object_ref (window);
10893 fevent->focus_change.in = in;
10894 gdk_event_set_device (fevent, device);
10896 gtk_widget_send_focus_change (widget, fevent);
10898 gdk_event_free (fevent);
10901 g_list_free (devices);
10905 gtk_tree_view_ensure_interactive_directory (GtkTreeView *tree_view)
10907 GtkWidget *frame, *vbox, *toplevel;
10910 if (tree_view->priv->search_custom_entry_set)
10913 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (tree_view));
10914 screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
10916 if (tree_view->priv->search_window != NULL)
10918 if (gtk_window_has_group (GTK_WINDOW (toplevel)))
10919 gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
10920 GTK_WINDOW (tree_view->priv->search_window));
10921 else if (gtk_window_has_group (GTK_WINDOW (tree_view->priv->search_window)))
10922 gtk_window_group_remove_window (gtk_window_get_group (GTK_WINDOW (tree_view->priv->search_window)),
10923 GTK_WINDOW (tree_view->priv->search_window));
10925 gtk_window_set_screen (GTK_WINDOW (tree_view->priv->search_window), screen);
10930 tree_view->priv->search_window = gtk_window_new (GTK_WINDOW_POPUP);
10931 gtk_window_set_screen (GTK_WINDOW (tree_view->priv->search_window), screen);
10933 if (gtk_window_has_group (GTK_WINDOW (toplevel)))
10934 gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
10935 GTK_WINDOW (tree_view->priv->search_window));
10937 gtk_window_set_type_hint (GTK_WINDOW (tree_view->priv->search_window),
10938 GDK_WINDOW_TYPE_HINT_UTILITY);
10939 gtk_window_set_modal (GTK_WINDOW (tree_view->priv->search_window), TRUE);
10940 g_signal_connect (tree_view->priv->search_window, "delete-event",
10941 G_CALLBACK (gtk_tree_view_search_delete_event),
10943 g_signal_connect (tree_view->priv->search_window, "key-press-event",
10944 G_CALLBACK (gtk_tree_view_search_key_press_event),
10946 g_signal_connect (tree_view->priv->search_window, "button-press-event",
10947 G_CALLBACK (gtk_tree_view_search_button_press_event),
10949 g_signal_connect (tree_view->priv->search_window, "scroll-event",
10950 G_CALLBACK (gtk_tree_view_search_scroll_event),
10953 frame = gtk_frame_new (NULL);
10954 gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
10955 gtk_widget_show (frame);
10956 gtk_container_add (GTK_CONTAINER (tree_view->priv->search_window), frame);
10958 vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
10959 gtk_widget_show (vbox);
10960 gtk_container_add (GTK_CONTAINER (frame), vbox);
10961 gtk_container_set_border_width (GTK_CONTAINER (vbox), 3);
10964 tree_view->priv->search_entry = gtk_entry_new ();
10965 gtk_widget_show (tree_view->priv->search_entry);
10966 g_signal_connect (tree_view->priv->search_entry, "populate-popup",
10967 G_CALLBACK (gtk_tree_view_search_disable_popdown),
10969 g_signal_connect (tree_view->priv->search_entry,
10970 "activate", G_CALLBACK (gtk_tree_view_search_activate),
10973 g_signal_connect (_gtk_entry_get_im_context (GTK_ENTRY (tree_view->priv->search_entry)),
10975 G_CALLBACK (gtk_tree_view_search_preedit_changed),
10978 gtk_container_add (GTK_CONTAINER (vbox),
10979 tree_view->priv->search_entry);
10981 gtk_widget_realize (tree_view->priv->search_entry);
10984 /* Pops up the interactive search entry. If keybinding is TRUE then the user
10985 * started this by typing the start_interactive_search keybinding. Otherwise, it came from
10988 gtk_tree_view_real_start_interactive_search (GtkTreeView *tree_view,
10990 gboolean keybinding)
10992 /* We only start interactive search if we have focus or the columns
10993 * have focus. If one of our children have focus, we don't want to
10994 * start the search.
10997 gboolean found_focus = FALSE;
10998 GtkWidgetClass *entry_parent_class;
11000 if (!tree_view->priv->enable_search && !keybinding)
11003 if (tree_view->priv->search_custom_entry_set)
11006 if (tree_view->priv->search_window != NULL &&
11007 gtk_widget_get_visible (tree_view->priv->search_window))
11010 for (list = tree_view->priv->columns; list; list = list->next)
11012 GtkTreeViewColumn *column;
11015 column = list->data;
11016 if (!gtk_tree_view_column_get_visible (column))
11019 button = gtk_tree_view_column_get_button (column);
11020 if (gtk_widget_has_focus (button))
11022 found_focus = TRUE;
11027 if (gtk_widget_has_focus (GTK_WIDGET (tree_view)))
11028 found_focus = TRUE;
11033 if (tree_view->priv->search_column < 0)
11036 gtk_tree_view_ensure_interactive_directory (tree_view);
11039 gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), "");
11041 /* done, show it */
11042 tree_view->priv->search_position_func (tree_view, tree_view->priv->search_window, tree_view->priv->search_position_user_data);
11043 gtk_widget_show (tree_view->priv->search_window);
11044 if (tree_view->priv->search_entry_changed_id == 0)
11046 tree_view->priv->search_entry_changed_id =
11047 g_signal_connect (tree_view->priv->search_entry, "changed",
11048 G_CALLBACK (gtk_tree_view_search_init),
11052 tree_view->priv->typeselect_flush_timeout =
11053 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
11054 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
11057 /* Grab focus will select all the text. We don't want that to happen, so we
11058 * call the parent instance and bypass the selection change. This is probably
11059 * really non-kosher. */
11060 entry_parent_class = g_type_class_peek_parent (GTK_ENTRY_GET_CLASS (tree_view->priv->search_entry));
11061 (entry_parent_class->grab_focus) (tree_view->priv->search_entry);
11063 /* send focus-in event */
11064 send_focus_change (tree_view->priv->search_entry, device, TRUE);
11066 /* search first matching iter */
11067 gtk_tree_view_search_init (tree_view->priv->search_entry, tree_view);
11073 gtk_tree_view_start_interactive_search (GtkTreeView *tree_view)
11075 return gtk_tree_view_real_start_interactive_search (tree_view,
11076 gtk_get_current_event_device (),
11080 /* this function returns the new width of the column being resized given
11081 * the column and x position of the cursor; the x cursor position is passed
11082 * in as a pointer and automagicly corrected if it's beyond min/max limits
11085 gtk_tree_view_new_column_width (GtkTreeView *tree_view,
11089 GtkAllocation allocation;
11090 GtkTreeViewColumn *column;
11091 GtkRequisition button_req;
11092 gint max_width, min_width;
11096 /* first translate the x position from widget->window
11097 * to clist->clist_window
11099 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
11100 column = g_list_nth (tree_view->priv->columns, i)->data;
11101 gtk_widget_get_allocation (gtk_tree_view_column_get_button (column), &allocation);
11102 width = rtl ? (allocation.x + allocation.width - *x) : (*x - allocation.x);
11104 /* Clamp down the value */
11105 min_width = gtk_tree_view_column_get_min_width (column);
11106 if (min_width == -1)
11108 gtk_widget_get_preferred_size (gtk_tree_view_column_get_button (column), &button_req, NULL);
11109 width = MAX (button_req.width, width);
11112 width = MAX (min_width, width);
11114 max_width = gtk_tree_view_column_get_max_width (column);
11115 if (max_width != -1)
11116 width = MIN (width, max_width);
11118 *x = rtl ? (allocation.x + allocation.width - width) : (allocation.x + width);
11124 /* FIXME this adjust_allocation is a big cut-and-paste from
11125 * GtkCList, needs to be some "official" way to do this
11135 /* The window to which widget->window is relative */
11136 #define ALLOCATION_WINDOW(widget) \
11137 (!gtk_widget_get_has_window (widget) ? \
11138 gtk_widget_get_window (widget) : \
11139 gdk_window_get_parent (gtk_widget_get_window (widget)))
11142 adjust_allocation_recurse (GtkWidget *widget,
11145 GtkAllocation allocation;
11146 ScrollData *scroll_data = data;
11148 /* Need to really size allocate instead of just poking
11149 * into widget->allocation if the widget is not realized.
11150 * FIXME someone figure out why this was.
11152 gtk_widget_get_allocation (widget, &allocation);
11153 if (!gtk_widget_get_realized (widget))
11155 if (gtk_widget_get_visible (widget))
11157 GdkRectangle tmp_rectangle = allocation;
11158 tmp_rectangle.x += scroll_data->dx;
11159 tmp_rectangle.y += scroll_data->dy;
11161 gtk_widget_size_allocate (widget, &tmp_rectangle);
11166 if (ALLOCATION_WINDOW (widget) == scroll_data->window)
11168 allocation.x += scroll_data->dx;
11169 allocation.y += scroll_data->dy;
11170 gtk_widget_set_allocation (widget, &allocation);
11172 if (GTK_IS_CONTAINER (widget))
11173 gtk_container_forall (GTK_CONTAINER (widget),
11174 adjust_allocation_recurse,
11181 adjust_allocation (GtkWidget *widget,
11185 ScrollData scroll_data;
11187 if (gtk_widget_get_realized (widget))
11188 scroll_data.window = ALLOCATION_WINDOW (widget);
11190 scroll_data.window = NULL;
11192 scroll_data.dx = dx;
11193 scroll_data.dy = dy;
11195 adjust_allocation_recurse (widget, &scroll_data);
11200 gtk_tree_view_adjustment_changed (GtkAdjustment *adjustment,
11201 GtkTreeView *tree_view)
11203 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11205 GtkStyleContext *context;
11208 gdk_window_move (tree_view->priv->bin_window,
11209 - gtk_adjustment_get_value (tree_view->priv->hadjustment),
11210 gtk_tree_view_get_effective_header_height (tree_view));
11211 gdk_window_move (tree_view->priv->header_window,
11212 - gtk_adjustment_get_value (tree_view->priv->hadjustment),
11214 dy = tree_view->priv->dy - (int) gtk_adjustment_get_value (tree_view->priv->vadjustment);
11217 update_prelight (tree_view,
11218 tree_view->priv->event_last_x,
11219 tree_view->priv->event_last_y - dy);
11221 if (tree_view->priv->edited_column)
11224 GtkTreeViewChild *child = NULL;
11225 GtkCellEditable *edit_widget;
11228 area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->edited_column));
11229 edit_widget = gtk_cell_area_get_edit_widget (area);
11230 if (GTK_IS_WIDGET (edit_widget))
11232 adjust_allocation (GTK_WIDGET (edit_widget), 0, dy);
11234 for (list = tree_view->priv->children; list; list = list->next)
11236 child = (GtkTreeViewChild *)list->data;
11237 if (child->widget == GTK_WIDGET (edit_widget))
11246 gdk_window_scroll (tree_view->priv->bin_window, 0, dy);
11248 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
11249 gtk_style_context_scroll_animations (context, tree_view->priv->bin_window, 0, dy);
11251 if (tree_view->priv->dy != (int) gtk_adjustment_get_value (tree_view->priv->vadjustment))
11253 /* update our dy and top_row */
11254 tree_view->priv->dy = (int) gtk_adjustment_get_value (tree_view->priv->vadjustment);
11256 if (!tree_view->priv->in_top_row_to_dy)
11257 gtk_tree_view_dy_to_top_row (tree_view);
11260 gdk_window_process_updates (tree_view->priv->header_window, TRUE);
11261 gtk_tree_view_bin_process_updates (tree_view);
11271 * gtk_tree_view_new:
11273 * Creates a new #GtkTreeView widget.
11275 * Return value: A newly created #GtkTreeView widget.
11278 gtk_tree_view_new (void)
11280 return g_object_new (GTK_TYPE_TREE_VIEW, NULL);
11284 * gtk_tree_view_new_with_model:
11285 * @model: the model.
11287 * Creates a new #GtkTreeView widget with the model initialized to @model.
11289 * Return value: A newly created #GtkTreeView widget.
11292 gtk_tree_view_new_with_model (GtkTreeModel *model)
11294 return g_object_new (GTK_TYPE_TREE_VIEW, "model", model, NULL);
11297 /* Public Accessors
11301 * gtk_tree_view_get_model:
11302 * @tree_view: a #GtkTreeView
11304 * Returns the model the #GtkTreeView is based on. Returns %NULL if the
11307 * Return value: (transfer none): A #GtkTreeModel, or %NULL if none is currently being used.
11310 gtk_tree_view_get_model (GtkTreeView *tree_view)
11312 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11314 return tree_view->priv->model;
11318 * gtk_tree_view_set_model:
11319 * @tree_view: A #GtkTreeNode.
11320 * @model: (allow-none): The model.
11322 * Sets the model for a #GtkTreeView. If the @tree_view already has a model
11323 * set, it will remove it before setting the new model. If @model is %NULL,
11324 * then it will unset the old model.
11327 gtk_tree_view_set_model (GtkTreeView *tree_view,
11328 GtkTreeModel *model)
11330 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11331 g_return_if_fail (model == NULL || GTK_IS_TREE_MODEL (model));
11333 if (model == tree_view->priv->model)
11336 if (tree_view->priv->scroll_to_path)
11338 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
11339 tree_view->priv->scroll_to_path = NULL;
11342 if (tree_view->priv->model)
11344 GList *tmplist = tree_view->priv->columns;
11345 GtkStyleContext *context;
11347 gtk_tree_view_unref_and_check_selection_tree (tree_view, tree_view->priv->tree);
11348 gtk_tree_view_stop_editing (tree_view, TRUE);
11350 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
11351 gtk_style_context_cancel_animations (context, NULL);
11353 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11354 gtk_tree_view_row_changed,
11356 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11357 gtk_tree_view_row_inserted,
11359 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11360 gtk_tree_view_row_has_child_toggled,
11362 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11363 gtk_tree_view_row_deleted,
11365 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11366 gtk_tree_view_rows_reordered,
11369 for (; tmplist; tmplist = tmplist->next)
11370 _gtk_tree_view_column_unset_model (tmplist->data,
11371 tree_view->priv->model);
11373 if (tree_view->priv->tree)
11374 gtk_tree_view_free_rbtree (tree_view);
11376 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
11377 tree_view->priv->drag_dest_row = NULL;
11378 gtk_tree_row_reference_free (tree_view->priv->cursor);
11379 tree_view->priv->cursor = NULL;
11380 gtk_tree_row_reference_free (tree_view->priv->anchor);
11381 tree_view->priv->anchor = NULL;
11382 gtk_tree_row_reference_free (tree_view->priv->top_row);
11383 tree_view->priv->top_row = NULL;
11384 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
11385 tree_view->priv->scroll_to_path = NULL;
11387 tree_view->priv->scroll_to_column = NULL;
11389 g_object_unref (tree_view->priv->model);
11391 tree_view->priv->search_column = -1;
11392 tree_view->priv->fixed_height_check = 0;
11393 tree_view->priv->fixed_height = -1;
11394 tree_view->priv->dy = tree_view->priv->top_row_dy = 0;
11395 tree_view->priv->last_button_x = -1;
11396 tree_view->priv->last_button_y = -1;
11399 tree_view->priv->model = model;
11401 if (tree_view->priv->model)
11406 GtkTreeModelFlags flags;
11408 if (tree_view->priv->search_column == -1)
11410 for (i = 0; i < gtk_tree_model_get_n_columns (model); i++)
11412 GType type = gtk_tree_model_get_column_type (model, i);
11414 if (g_value_type_transformable (type, G_TYPE_STRING))
11416 tree_view->priv->search_column = i;
11422 g_object_ref (tree_view->priv->model);
11423 g_signal_connect (tree_view->priv->model,
11425 G_CALLBACK (gtk_tree_view_row_changed),
11427 g_signal_connect (tree_view->priv->model,
11429 G_CALLBACK (gtk_tree_view_row_inserted),
11431 g_signal_connect (tree_view->priv->model,
11432 "row-has-child-toggled",
11433 G_CALLBACK (gtk_tree_view_row_has_child_toggled),
11435 g_signal_connect (tree_view->priv->model,
11437 G_CALLBACK (gtk_tree_view_row_deleted),
11439 g_signal_connect (tree_view->priv->model,
11441 G_CALLBACK (gtk_tree_view_rows_reordered),
11444 flags = gtk_tree_model_get_flags (tree_view->priv->model);
11445 if ((flags & GTK_TREE_MODEL_LIST_ONLY) == GTK_TREE_MODEL_LIST_ONLY)
11446 tree_view->priv->is_list = TRUE;
11448 tree_view->priv->is_list = FALSE;
11450 path = gtk_tree_path_new_first ();
11451 if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, path))
11453 tree_view->priv->tree = _gtk_rbtree_new ();
11454 gtk_tree_view_build_tree (tree_view, tree_view->priv->tree, &iter, 1, FALSE);
11456 gtk_tree_path_free (path);
11458 /* FIXME: do I need to do this? gtk_tree_view_create_buttons (tree_view); */
11459 install_presize_handler (tree_view);
11462 g_object_notify (G_OBJECT (tree_view), "model");
11464 if (tree_view->priv->selection)
11465 _gtk_tree_selection_emit_changed (tree_view->priv->selection);
11467 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11468 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11472 * gtk_tree_view_get_selection:
11473 * @tree_view: A #GtkTreeView.
11475 * Gets the #GtkTreeSelection associated with @tree_view.
11477 * Return value: (transfer none): A #GtkTreeSelection object.
11480 gtk_tree_view_get_selection (GtkTreeView *tree_view)
11482 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11484 return tree_view->priv->selection;
11488 * gtk_tree_view_get_hadjustment:
11489 * @tree_view: A #GtkTreeView
11491 * Gets the #GtkAdjustment currently being used for the horizontal aspect.
11493 * Return value: (transfer none): A #GtkAdjustment object, or %NULL
11494 * if none is currently being used.
11496 * Deprecated: 3.0: Use gtk_scrollable_get_hadjustment()
11499 gtk_tree_view_get_hadjustment (GtkTreeView *tree_view)
11501 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11503 return tree_view->priv->hadjustment;
11507 * gtk_tree_view_set_hadjustment:
11508 * @tree_view: A #GtkTreeView
11509 * @adjustment: (allow-none): The #GtkAdjustment to set, or %NULL
11511 * Sets the #GtkAdjustment for the current horizontal aspect.
11513 * Deprecated: 3.0: Use gtk_scrollable_set_hadjustment()
11516 gtk_tree_view_set_hadjustment (GtkTreeView *tree_view,
11517 GtkAdjustment *adjustment)
11519 GtkTreeViewPrivate *priv = tree_view->priv;
11521 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11522 g_return_if_fail (adjustment == NULL || GTK_IS_ADJUSTMENT (adjustment));
11524 if (adjustment && priv->hadjustment == adjustment)
11527 if (priv->hadjustment != NULL)
11529 g_signal_handlers_disconnect_by_func (priv->hadjustment,
11530 gtk_tree_view_adjustment_changed,
11532 g_object_unref (priv->hadjustment);
11535 if (adjustment == NULL)
11536 adjustment = gtk_adjustment_new (0.0, 0.0, 0.0,
11539 g_signal_connect (adjustment, "value-changed",
11540 G_CALLBACK (gtk_tree_view_adjustment_changed), tree_view);
11541 priv->hadjustment = g_object_ref_sink (adjustment);
11542 /* FIXME: Adjustment should probably be populated here with fresh values, but
11543 * internal details are too complicated for me to decipher right now.
11545 gtk_tree_view_adjustment_changed (NULL, tree_view);
11547 g_object_notify (G_OBJECT (tree_view), "hadjustment");
11551 * gtk_tree_view_get_vadjustment:
11552 * @tree_view: A #GtkTreeView
11554 * Gets the #GtkAdjustment currently being used for the vertical aspect.
11556 * Return value: (transfer none): A #GtkAdjustment object, or %NULL
11557 * if none is currently being used.
11559 * Deprecated: 3.0: Use gtk_scrollable_get_vadjustment()
11562 gtk_tree_view_get_vadjustment (GtkTreeView *tree_view)
11564 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11566 return tree_view->priv->vadjustment;
11570 * gtk_tree_view_set_vadjustment:
11571 * @tree_view: A #GtkTreeView
11572 * @adjustment: (allow-none): The #GtkAdjustment to set, or %NULL
11574 * Sets the #GtkAdjustment for the current vertical aspect.
11576 * Deprecated: 3.0: Use gtk_scrollable_set_vadjustment()
11579 gtk_tree_view_set_vadjustment (GtkTreeView *tree_view,
11580 GtkAdjustment *adjustment)
11582 GtkTreeViewPrivate *priv = tree_view->priv;
11584 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11585 g_return_if_fail (adjustment == NULL || GTK_IS_ADJUSTMENT (adjustment));
11587 if (adjustment && priv->vadjustment == adjustment)
11590 if (priv->vadjustment != NULL)
11592 g_signal_handlers_disconnect_by_func (priv->vadjustment,
11593 gtk_tree_view_adjustment_changed,
11595 g_object_unref (priv->vadjustment);
11598 if (adjustment == NULL)
11599 adjustment = gtk_adjustment_new (0.0, 0.0, 0.0,
11602 g_signal_connect (adjustment, "value-changed",
11603 G_CALLBACK (gtk_tree_view_adjustment_changed), tree_view);
11604 priv->vadjustment = g_object_ref_sink (adjustment);
11605 /* FIXME: Adjustment should probably be populated here with fresh values, but
11606 * internal details are too complicated for me to decipher right now.
11608 gtk_tree_view_adjustment_changed (NULL, tree_view);
11609 g_object_notify (G_OBJECT (tree_view), "vadjustment");
11612 /* Column and header operations */
11615 * gtk_tree_view_get_headers_visible:
11616 * @tree_view: A #GtkTreeView.
11618 * Returns %TRUE if the headers on the @tree_view are visible.
11620 * Return value: Whether the headers are visible or not.
11623 gtk_tree_view_get_headers_visible (GtkTreeView *tree_view)
11625 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11627 return tree_view->priv->headers_visible;
11631 * gtk_tree_view_set_headers_visible:
11632 * @tree_view: A #GtkTreeView.
11633 * @headers_visible: %TRUE if the headers are visible
11635 * Sets the visibility state of the headers.
11638 gtk_tree_view_set_headers_visible (GtkTreeView *tree_view,
11639 gboolean headers_visible)
11643 GtkTreeViewColumn *column;
11644 GtkAllocation allocation;
11647 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11649 headers_visible = !! headers_visible;
11651 if (tree_view->priv->headers_visible == headers_visible)
11654 tree_view->priv->headers_visible = headers_visible == TRUE;
11656 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11658 gdk_window_get_position (tree_view->priv->bin_window, &x, &y);
11659 if (headers_visible)
11661 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
11662 gdk_window_move_resize (tree_view->priv->bin_window,
11663 x, y + gtk_tree_view_get_effective_header_height (tree_view),
11664 tree_view->priv->width, allocation.height - + gtk_tree_view_get_effective_header_height (tree_view));
11666 if (gtk_widget_get_mapped (GTK_WIDGET (tree_view)))
11667 gtk_tree_view_map_buttons (tree_view);
11671 gdk_window_move_resize (tree_view->priv->bin_window, x, y, tree_view->priv->width, tree_view->priv->height);
11673 for (list = tree_view->priv->columns; list; list = list->next)
11675 column = list->data;
11676 button = gtk_tree_view_column_get_button (column);
11678 gtk_widget_hide (button);
11679 gtk_widget_unmap (button);
11681 gdk_window_hide (tree_view->priv->header_window);
11685 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
11686 gtk_adjustment_configure (tree_view->priv->vadjustment,
11687 gtk_adjustment_get_value (tree_view->priv->vadjustment),
11689 tree_view->priv->height,
11690 gtk_adjustment_get_step_increment (tree_view->priv->vadjustment),
11691 (allocation.height - gtk_tree_view_get_effective_header_height (tree_view)) / 2,
11692 allocation.height - gtk_tree_view_get_effective_header_height (tree_view));
11694 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11696 g_object_notify (G_OBJECT (tree_view), "headers-visible");
11700 * gtk_tree_view_columns_autosize:
11701 * @tree_view: A #GtkTreeView.
11703 * Resizes all columns to their optimal width. Only works after the
11704 * treeview has been realized.
11707 gtk_tree_view_columns_autosize (GtkTreeView *tree_view)
11709 gboolean dirty = FALSE;
11711 GtkTreeViewColumn *column;
11713 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11715 for (list = tree_view->priv->columns; list; list = list->next)
11717 column = list->data;
11718 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
11720 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
11725 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11729 * gtk_tree_view_set_headers_clickable:
11730 * @tree_view: A #GtkTreeView.
11731 * @setting: %TRUE if the columns are clickable.
11733 * Allow the column title buttons to be clicked.
11736 gtk_tree_view_set_headers_clickable (GtkTreeView *tree_view,
11741 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11743 for (list = tree_view->priv->columns; list; list = list->next)
11744 gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (list->data), setting);
11746 g_object_notify (G_OBJECT (tree_view), "headers-clickable");
11751 * gtk_tree_view_get_headers_clickable:
11752 * @tree_view: A #GtkTreeView.
11754 * Returns whether all header columns are clickable.
11756 * Return value: %TRUE if all header columns are clickable, otherwise %FALSE
11761 gtk_tree_view_get_headers_clickable (GtkTreeView *tree_view)
11765 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11767 for (list = tree_view->priv->columns; list; list = list->next)
11768 if (!gtk_tree_view_column_get_clickable (GTK_TREE_VIEW_COLUMN (list->data)))
11775 * gtk_tree_view_set_rules_hint
11776 * @tree_view: a #GtkTreeView
11777 * @setting: %TRUE if the tree requires reading across rows
11779 * This function tells GTK+ that the user interface for your
11780 * application requires users to read across tree rows and associate
11781 * cells with one another. By default, GTK+ will then render the tree
11782 * with alternating row colors. Do <emphasis>not</emphasis> use it
11783 * just because you prefer the appearance of the ruled tree; that's a
11784 * question for the theme. Some themes will draw tree rows in
11785 * alternating colors even when rules are turned off, and users who
11786 * prefer that appearance all the time can choose those themes. You
11787 * should call this function only as a <emphasis>semantic</emphasis>
11788 * hint to the theme engine that your tree makes alternating colors
11789 * useful from a functional standpoint (since it has lots of columns,
11794 gtk_tree_view_set_rules_hint (GtkTreeView *tree_view,
11797 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11799 setting = setting != FALSE;
11801 if (tree_view->priv->has_rules != setting)
11803 tree_view->priv->has_rules = setting;
11804 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
11807 g_object_notify (G_OBJECT (tree_view), "rules-hint");
11811 * gtk_tree_view_get_rules_hint
11812 * @tree_view: a #GtkTreeView
11814 * Gets the setting set by gtk_tree_view_set_rules_hint().
11816 * Return value: %TRUE if rules are useful for the user of this tree
11819 gtk_tree_view_get_rules_hint (GtkTreeView *tree_view)
11821 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11823 return tree_view->priv->has_rules;
11826 /* Public Column functions
11830 * gtk_tree_view_append_column:
11831 * @tree_view: A #GtkTreeView.
11832 * @column: The #GtkTreeViewColumn to add.
11834 * Appends @column to the list of columns. If @tree_view has "fixed_height"
11835 * mode enabled, then @column must have its "sizing" property set to be
11836 * GTK_TREE_VIEW_COLUMN_FIXED.
11838 * Return value: The number of columns in @tree_view after appending.
11841 gtk_tree_view_append_column (GtkTreeView *tree_view,
11842 GtkTreeViewColumn *column)
11844 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
11845 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
11846 g_return_val_if_fail (gtk_tree_view_column_get_tree_view (column) == NULL, -1);
11848 return gtk_tree_view_insert_column (tree_view, column, -1);
11852 _gtk_tree_view_reset_header_styles (GtkTreeView *tree_view)
11856 for (columns = tree_view->priv->columns; columns; columns = columns->next)
11858 GtkTreeViewColumn *column = columns->data;
11859 GtkWidget *header_widget;
11861 if (gtk_tree_view_column_get_visible (column))
11864 header_widget = gtk_tree_view_column_get_widget (column);
11866 if (!header_widget)
11867 header_widget = gtk_tree_view_column_get_button (column);
11869 gtk_widget_reset_style (header_widget);
11875 * gtk_tree_view_remove_column:
11876 * @tree_view: A #GtkTreeView.
11877 * @column: The #GtkTreeViewColumn to remove.
11879 * Removes @column from @tree_view.
11881 * Return value: The number of columns in @tree_view after removing.
11884 gtk_tree_view_remove_column (GtkTreeView *tree_view,
11885 GtkTreeViewColumn *column)
11887 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
11888 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
11889 g_return_val_if_fail (gtk_tree_view_column_get_tree_view (column) == GTK_WIDGET (tree_view), -1);
11891 if (tree_view->priv->focus_column == column)
11892 tree_view->priv->focus_column = NULL;
11894 if (tree_view->priv->edited_column == column)
11896 gtk_tree_view_stop_editing (tree_view, TRUE);
11898 /* no need to, but just to be sure ... */
11899 tree_view->priv->edited_column = NULL;
11902 if (tree_view->priv->expander_column == column)
11903 tree_view->priv->expander_column = NULL;
11905 g_signal_handlers_disconnect_by_func (column,
11906 G_CALLBACK (column_sizing_notify),
11909 _gtk_tree_view_column_unset_tree_view (column);
11911 tree_view->priv->columns = g_list_remove (tree_view->priv->columns, column);
11912 tree_view->priv->n_columns--;
11914 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11918 _gtk_tree_view_column_unrealize_button (column);
11919 for (list = tree_view->priv->columns; list; list = list->next)
11921 GtkTreeViewColumn *tmp_column;
11923 tmp_column = GTK_TREE_VIEW_COLUMN (list->data);
11924 if (gtk_tree_view_column_get_visible (tmp_column))
11925 _gtk_tree_view_column_cell_set_dirty (tmp_column, TRUE);
11928 if (tree_view->priv->n_columns == 0 &&
11929 gtk_tree_view_get_headers_visible (tree_view))
11930 gdk_window_hide (tree_view->priv->header_window);
11932 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11935 _gtk_tree_view_reset_header_styles (tree_view);
11937 g_object_unref (column);
11938 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
11940 return tree_view->priv->n_columns;
11944 * gtk_tree_view_insert_column:
11945 * @tree_view: A #GtkTreeView.
11946 * @column: The #GtkTreeViewColumn to be inserted.
11947 * @position: The position to insert @column in.
11949 * This inserts the @column into the @tree_view at @position. If @position is
11950 * -1, then the column is inserted at the end. If @tree_view has
11951 * "fixed_height" mode enabled, then @column must have its "sizing" property
11952 * set to be GTK_TREE_VIEW_COLUMN_FIXED.
11954 * Return value: The number of columns in @tree_view after insertion.
11957 gtk_tree_view_insert_column (GtkTreeView *tree_view,
11958 GtkTreeViewColumn *column,
11961 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
11962 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
11963 g_return_val_if_fail (gtk_tree_view_column_get_tree_view (column) == NULL, -1);
11965 if (tree_view->priv->fixed_height_mode)
11966 g_return_val_if_fail (gtk_tree_view_column_get_sizing (column)
11967 == GTK_TREE_VIEW_COLUMN_FIXED, -1);
11969 g_object_ref_sink (column);
11971 if (tree_view->priv->n_columns == 0 &&
11972 gtk_widget_get_realized (GTK_WIDGET (tree_view)) &&
11973 gtk_tree_view_get_headers_visible (tree_view))
11975 gdk_window_show (tree_view->priv->header_window);
11978 g_signal_connect (column, "notify::sizing",
11979 G_CALLBACK (column_sizing_notify), tree_view);
11981 tree_view->priv->columns = g_list_insert (tree_view->priv->columns,
11983 tree_view->priv->n_columns++;
11985 _gtk_tree_view_column_set_tree_view (column, tree_view);
11987 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11991 _gtk_tree_view_column_realize_button (column);
11993 for (list = tree_view->priv->columns; list; list = list->next)
11995 column = GTK_TREE_VIEW_COLUMN (list->data);
11996 if (gtk_tree_view_column_get_visible (column))
11997 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
11999 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
12002 _gtk_tree_view_reset_header_styles (tree_view);
12003 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
12005 return tree_view->priv->n_columns;
12009 * gtk_tree_view_insert_column_with_attributes:
12010 * @tree_view: A #GtkTreeView
12011 * @position: The position to insert the new column in
12012 * @title: The title to set the header to
12013 * @cell: The #GtkCellRenderer
12014 * @...: A %NULL-terminated list of attributes
12016 * Creates a new #GtkTreeViewColumn and inserts it into the @tree_view at
12017 * @position. If @position is -1, then the newly created column is inserted at
12018 * the end. The column is initialized with the attributes given. If @tree_view
12019 * has "fixed_height" mode enabled, then the new column will have its sizing
12020 * property set to be GTK_TREE_VIEW_COLUMN_FIXED.
12022 * Return value: The number of columns in @tree_view after insertion.
12025 gtk_tree_view_insert_column_with_attributes (GtkTreeView *tree_view,
12027 const gchar *title,
12028 GtkCellRenderer *cell,
12031 GtkTreeViewColumn *column;
12036 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
12038 column = gtk_tree_view_column_new ();
12039 if (tree_view->priv->fixed_height_mode)
12040 gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_FIXED);
12042 gtk_tree_view_column_set_title (column, title);
12043 gtk_tree_view_column_pack_start (column, cell, TRUE);
12045 va_start (args, cell);
12047 attribute = va_arg (args, gchar *);
12049 while (attribute != NULL)
12051 column_id = va_arg (args, gint);
12052 gtk_tree_view_column_add_attribute (column, cell, attribute, column_id);
12053 attribute = va_arg (args, gchar *);
12058 gtk_tree_view_insert_column (tree_view, column, position);
12060 return tree_view->priv->n_columns;
12064 * gtk_tree_view_insert_column_with_data_func:
12065 * @tree_view: a #GtkTreeView
12066 * @position: Position to insert, -1 for append
12067 * @title: column title
12068 * @cell: cell renderer for column
12069 * @func: function to set attributes of cell renderer
12070 * @data: data for @func
12071 * @dnotify: destroy notifier for @data
12073 * Convenience function that inserts a new column into the #GtkTreeView
12074 * with the given cell renderer and a #GtkCellDataFunc to set cell renderer
12075 * attributes (normally using data from the model). See also
12076 * gtk_tree_view_column_set_cell_data_func(), gtk_tree_view_column_pack_start().
12077 * If @tree_view has "fixed_height" mode enabled, then the new column will have its
12078 * "sizing" property set to be GTK_TREE_VIEW_COLUMN_FIXED.
12080 * Return value: number of columns in the tree view post-insert
12083 gtk_tree_view_insert_column_with_data_func (GtkTreeView *tree_view,
12085 const gchar *title,
12086 GtkCellRenderer *cell,
12087 GtkTreeCellDataFunc func,
12089 GDestroyNotify dnotify)
12091 GtkTreeViewColumn *column;
12093 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
12095 column = gtk_tree_view_column_new ();
12096 if (tree_view->priv->fixed_height_mode)
12097 gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_FIXED);
12099 gtk_tree_view_column_set_title (column, title);
12100 gtk_tree_view_column_pack_start (column, cell, TRUE);
12101 gtk_tree_view_column_set_cell_data_func (column, cell, func, data, dnotify);
12103 gtk_tree_view_insert_column (tree_view, column, position);
12105 return tree_view->priv->n_columns;
12109 * gtk_tree_view_get_column:
12110 * @tree_view: A #GtkTreeView.
12111 * @n: The position of the column, counting from 0.
12113 * Gets the #GtkTreeViewColumn at the given position in the #tree_view.
12115 * Return value: (transfer none): The #GtkTreeViewColumn, or %NULL if the
12116 * position is outside the range of columns.
12118 GtkTreeViewColumn *
12119 gtk_tree_view_get_column (GtkTreeView *tree_view,
12122 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
12124 if (n < 0 || n >= tree_view->priv->n_columns)
12127 if (tree_view->priv->columns == NULL)
12130 return GTK_TREE_VIEW_COLUMN (g_list_nth (tree_view->priv->columns, n)->data);
12134 * gtk_tree_view_get_columns:
12135 * @tree_view: A #GtkTreeView
12137 * Returns a #GList of all the #GtkTreeViewColumn s currently in @tree_view.
12138 * The returned list must be freed with g_list_free ().
12140 * Return value: (element-type GtkTreeViewColumn) (transfer container): A list of #GtkTreeViewColumn s
12143 gtk_tree_view_get_columns (GtkTreeView *tree_view)
12145 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
12147 return g_list_copy (tree_view->priv->columns);
12151 * gtk_tree_view_move_column_after:
12152 * @tree_view: A #GtkTreeView
12153 * @column: The #GtkTreeViewColumn to be moved.
12154 * @base_column: (allow-none): The #GtkTreeViewColumn to be moved relative to, or %NULL.
12156 * Moves @column to be after to @base_column. If @base_column is %NULL, then
12157 * @column is placed in the first position.
12160 gtk_tree_view_move_column_after (GtkTreeView *tree_view,
12161 GtkTreeViewColumn *column,
12162 GtkTreeViewColumn *base_column)
12164 GList *column_list_el, *base_el = NULL;
12166 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12168 column_list_el = g_list_find (tree_view->priv->columns, column);
12169 g_return_if_fail (column_list_el != NULL);
12173 base_el = g_list_find (tree_view->priv->columns, base_column);
12174 g_return_if_fail (base_el != NULL);
12177 if (column_list_el->prev == base_el)
12180 tree_view->priv->columns = g_list_remove_link (tree_view->priv->columns, column_list_el);
12181 if (base_el == NULL)
12183 column_list_el->prev = NULL;
12184 column_list_el->next = tree_view->priv->columns;
12185 if (column_list_el->next)
12186 column_list_el->next->prev = column_list_el;
12187 tree_view->priv->columns = column_list_el;
12191 column_list_el->prev = base_el;
12192 column_list_el->next = base_el->next;
12193 if (column_list_el->next)
12194 column_list_el->next->prev = column_list_el;
12195 base_el->next = column_list_el;
12198 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
12200 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
12201 gtk_tree_view_size_allocate_columns (GTK_WIDGET (tree_view), NULL);
12204 _gtk_tree_view_reset_header_styles (tree_view);
12205 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
12209 * gtk_tree_view_set_expander_column:
12210 * @tree_view: A #GtkTreeView
12211 * @column: %NULL, or the column to draw the expander arrow at.
12213 * Sets the column to draw the expander arrow at. It must be in @tree_view.
12214 * If @column is %NULL, then the expander arrow is always at the first
12217 * If you do not want expander arrow to appear in your tree, set the
12218 * expander column to a hidden column.
12221 gtk_tree_view_set_expander_column (GtkTreeView *tree_view,
12222 GtkTreeViewColumn *column)
12224 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12225 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
12227 if (tree_view->priv->expander_column != column)
12233 /* Confirm that column is in tree_view */
12234 for (list = tree_view->priv->columns; list; list = list->next)
12235 if (list->data == column)
12237 g_return_if_fail (list != NULL);
12240 tree_view->priv->expander_column = column;
12241 g_object_notify (G_OBJECT (tree_view), "expander-column");
12246 * gtk_tree_view_get_expander_column:
12247 * @tree_view: A #GtkTreeView
12249 * Returns the column that is the current expander column.
12250 * This column has the expander arrow drawn next to it.
12252 * Return value: (transfer none): The expander column.
12254 GtkTreeViewColumn *
12255 gtk_tree_view_get_expander_column (GtkTreeView *tree_view)
12259 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
12261 for (list = tree_view->priv->columns; list; list = list->next)
12262 if (gtk_tree_view_is_expander_column (tree_view, GTK_TREE_VIEW_COLUMN (list->data)))
12263 return (GtkTreeViewColumn *) list->data;
12269 * gtk_tree_view_set_column_drag_function:
12270 * @tree_view: A #GtkTreeView.
12271 * @func: (allow-none): A function to determine which columns are reorderable, or %NULL.
12272 * @user_data: (allow-none): User data to be passed to @func, or %NULL
12273 * @destroy: (allow-none): Destroy notifier for @user_data, or %NULL
12275 * Sets a user function for determining where a column may be dropped when
12276 * dragged. This function is called on every column pair in turn at the
12277 * beginning of a column drag to determine where a drop can take place. The
12278 * arguments passed to @func are: the @tree_view, the #GtkTreeViewColumn being
12279 * dragged, the two #GtkTreeViewColumn s determining the drop spot, and
12280 * @user_data. If either of the #GtkTreeViewColumn arguments for the drop spot
12281 * are %NULL, then they indicate an edge. If @func is set to be %NULL, then
12282 * @tree_view reverts to the default behavior of allowing all columns to be
12283 * dropped everywhere.
12286 gtk_tree_view_set_column_drag_function (GtkTreeView *tree_view,
12287 GtkTreeViewColumnDropFunc func,
12288 gpointer user_data,
12289 GDestroyNotify destroy)
12291 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12293 if (tree_view->priv->column_drop_func_data_destroy)
12294 tree_view->priv->column_drop_func_data_destroy (tree_view->priv->column_drop_func_data);
12296 tree_view->priv->column_drop_func = func;
12297 tree_view->priv->column_drop_func_data = user_data;
12298 tree_view->priv->column_drop_func_data_destroy = destroy;
12302 * gtk_tree_view_scroll_to_point:
12303 * @tree_view: a #GtkTreeView
12304 * @tree_x: X coordinate of new top-left pixel of visible area, or -1
12305 * @tree_y: Y coordinate of new top-left pixel of visible area, or -1
12307 * Scrolls the tree view such that the top-left corner of the visible
12308 * area is @tree_x, @tree_y, where @tree_x and @tree_y are specified
12309 * in tree coordinates. The @tree_view must be realized before
12310 * this function is called. If it isn't, you probably want to be
12311 * using gtk_tree_view_scroll_to_cell().
12313 * If either @tree_x or @tree_y are -1, then that direction isn't scrolled.
12316 gtk_tree_view_scroll_to_point (GtkTreeView *tree_view,
12320 GtkAdjustment *hadj;
12321 GtkAdjustment *vadj;
12323 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12324 g_return_if_fail (gtk_widget_get_realized (GTK_WIDGET (tree_view)));
12326 hadj = tree_view->priv->hadjustment;
12327 vadj = tree_view->priv->vadjustment;
12330 gtk_adjustment_set_value (hadj, tree_x);
12332 gtk_adjustment_set_value (vadj, tree_y);
12336 * gtk_tree_view_scroll_to_cell:
12337 * @tree_view: A #GtkTreeView.
12338 * @path: (allow-none): The path of the row to move to, or %NULL.
12339 * @column: (allow-none): The #GtkTreeViewColumn to move horizontally to, or %NULL.
12340 * @use_align: whether to use alignment arguments, or %FALSE.
12341 * @row_align: The vertical alignment of the row specified by @path.
12342 * @col_align: The horizontal alignment of the column specified by @column.
12344 * Moves the alignments of @tree_view to the position specified by @column and
12345 * @path. If @column is %NULL, then no horizontal scrolling occurs. Likewise,
12346 * if @path is %NULL no vertical scrolling occurs. At a minimum, one of @column
12347 * or @path need to be non-%NULL. @row_align determines where the row is
12348 * placed, and @col_align determines where @column is placed. Both are expected
12349 * to be between 0.0 and 1.0. 0.0 means left/top alignment, 1.0 means
12350 * right/bottom alignment, 0.5 means center.
12352 * If @use_align is %FALSE, then the alignment arguments are ignored, and the
12353 * tree does the minimum amount of work to scroll the cell onto the screen.
12354 * This means that the cell will be scrolled to the edge closest to its current
12355 * position. If the cell is currently visible on the screen, nothing is done.
12357 * This function only works if the model is set, and @path is a valid row on the
12358 * model. If the model changes before the @tree_view is realized, the centered
12359 * path will be modified to reflect this change.
12362 gtk_tree_view_scroll_to_cell (GtkTreeView *tree_view,
12364 GtkTreeViewColumn *column,
12365 gboolean use_align,
12369 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12370 g_return_if_fail (tree_view->priv->model != NULL);
12371 g_return_if_fail (tree_view->priv->tree != NULL);
12372 g_return_if_fail (row_align >= 0.0 && row_align <= 1.0);
12373 g_return_if_fail (col_align >= 0.0 && col_align <= 1.0);
12374 g_return_if_fail (path != NULL || column != NULL);
12377 g_print ("gtk_tree_view_scroll_to_cell:\npath: %s\ncolumn: %s\nuse_align: %d\nrow_align: %f\ncol_align: %f\n",
12378 gtk_tree_path_to_string (path), column?"non-null":"null", use_align, row_align, col_align);
12380 row_align = CLAMP (row_align, 0.0, 1.0);
12381 col_align = CLAMP (col_align, 0.0, 1.0);
12384 /* Note: Despite the benefits that come from having one code path for the
12385 * scrolling code, we short-circuit validate_visible_area's immplementation as
12386 * it is much slower than just going to the point.
12388 if (!gtk_widget_get_visible (GTK_WIDGET (tree_view)) ||
12389 !gtk_widget_get_realized (GTK_WIDGET (tree_view)) ||
12390 _gtk_widget_get_alloc_needed (GTK_WIDGET (tree_view)) ||
12391 GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID))
12393 if (tree_view->priv->scroll_to_path)
12394 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
12396 tree_view->priv->scroll_to_path = NULL;
12397 tree_view->priv->scroll_to_column = NULL;
12400 tree_view->priv->scroll_to_path = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
12402 tree_view->priv->scroll_to_column = column;
12403 tree_view->priv->scroll_to_use_align = use_align;
12404 tree_view->priv->scroll_to_row_align = row_align;
12405 tree_view->priv->scroll_to_col_align = col_align;
12407 install_presize_handler (tree_view);
12411 GdkRectangle cell_rect;
12412 GdkRectangle vis_rect;
12413 gint dest_x, dest_y;
12415 gtk_tree_view_get_background_area (tree_view, path, column, &cell_rect);
12416 gtk_tree_view_get_visible_rect (tree_view, &vis_rect);
12418 cell_rect.y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, cell_rect.y);
12420 dest_x = vis_rect.x;
12421 dest_y = vis_rect.y;
12427 dest_x = cell_rect.x - ((vis_rect.width - cell_rect.width) * col_align);
12431 if (cell_rect.x < vis_rect.x)
12432 dest_x = cell_rect.x;
12433 if (cell_rect.x + cell_rect.width > vis_rect.x + vis_rect.width)
12434 dest_x = cell_rect.x + cell_rect.width - vis_rect.width;
12442 dest_y = cell_rect.y - ((vis_rect.height - cell_rect.height) * row_align);
12443 dest_y = MAX (dest_y, 0);
12447 if (cell_rect.y < vis_rect.y)
12448 dest_y = cell_rect.y;
12449 if (cell_rect.y + cell_rect.height > vis_rect.y + vis_rect.height)
12450 dest_y = cell_rect.y + cell_rect.height - vis_rect.height;
12454 gtk_tree_view_scroll_to_point (tree_view, dest_x, dest_y);
12459 * gtk_tree_view_row_activated:
12460 * @tree_view: A #GtkTreeView
12461 * @path: The #GtkTreePath to be activated.
12462 * @column: The #GtkTreeViewColumn to be activated.
12464 * Activates the cell determined by @path and @column.
12467 gtk_tree_view_row_activated (GtkTreeView *tree_view,
12469 GtkTreeViewColumn *column)
12471 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12473 g_signal_emit (tree_view, tree_view_signals[ROW_ACTIVATED], 0, path, column);
12478 gtk_tree_view_expand_all_emission_helper (GtkRBTree *tree,
12482 GtkTreeView *tree_view = data;
12484 if ((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT &&
12490 path = _gtk_tree_view_find_path (tree_view, tree, node);
12491 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
12493 g_signal_emit (tree_view, tree_view_signals[ROW_EXPANDED], 0, &iter, path);
12495 gtk_tree_path_free (path);
12498 if (node->children)
12499 _gtk_rbtree_traverse (node->children,
12500 node->children->root,
12502 gtk_tree_view_expand_all_emission_helper,
12507 * gtk_tree_view_expand_all:
12508 * @tree_view: A #GtkTreeView.
12510 * Recursively expands all nodes in the @tree_view.
12513 gtk_tree_view_expand_all (GtkTreeView *tree_view)
12519 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12521 if (tree_view->priv->tree == NULL)
12524 path = gtk_tree_path_new_first ();
12525 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
12529 gtk_tree_view_real_expand_row (tree_view, path, tree, node, TRUE, FALSE);
12530 node = _gtk_rbtree_next (tree, node);
12531 gtk_tree_path_next (path);
12534 gtk_tree_path_free (path);
12538 * gtk_tree_view_collapse_all:
12539 * @tree_view: A #GtkTreeView.
12541 * Recursively collapses all visible, expanded nodes in @tree_view.
12544 gtk_tree_view_collapse_all (GtkTreeView *tree_view)
12551 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12553 if (tree_view->priv->tree == NULL)
12556 path = gtk_tree_path_new ();
12557 gtk_tree_path_down (path);
12558 indices = gtk_tree_path_get_indices (path);
12560 tree = tree_view->priv->tree;
12562 while (node && node->left != tree->nil)
12567 if (node->children)
12568 gtk_tree_view_real_collapse_row (tree_view, path, tree, node, FALSE);
12570 node = _gtk_rbtree_next (tree, node);
12573 gtk_tree_path_free (path);
12577 * gtk_tree_view_expand_to_path:
12578 * @tree_view: A #GtkTreeView.
12579 * @path: path to a row.
12581 * Expands the row at @path. This will also expand all parent rows of
12582 * @path as necessary.
12587 gtk_tree_view_expand_to_path (GtkTreeView *tree_view,
12594 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12595 g_return_if_fail (path != NULL);
12597 depth = gtk_tree_path_get_depth (path);
12598 indices = gtk_tree_path_get_indices (path);
12600 tmp = gtk_tree_path_new ();
12601 g_return_if_fail (tmp != NULL);
12603 for (i = 0; i < depth; i++)
12605 gtk_tree_path_append_index (tmp, indices[i]);
12606 gtk_tree_view_expand_row (tree_view, tmp, FALSE);
12609 gtk_tree_path_free (tmp);
12612 /* FIXME the bool return values for expand_row and collapse_row are
12613 * not analagous; they should be TRUE if the row had children and
12614 * was not already in the requested state.
12619 gtk_tree_view_real_expand_row (GtkTreeView *tree_view,
12631 g_object_get (gtk_widget_get_settings (GTK_WIDGET (tree_view)),
12632 "gtk-enable-animations", &animate,
12635 remove_auto_expand_timeout (tree_view);
12637 if (node->children && !open_all)
12640 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT))
12643 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
12644 if (! gtk_tree_model_iter_has_child (tree_view->priv->model, &iter))
12648 if (node->children && open_all)
12650 gboolean retval = FALSE;
12651 GtkTreePath *tmp_path = gtk_tree_path_copy (path);
12653 gtk_tree_path_append_index (tmp_path, 0);
12654 tree = node->children;
12656 while (node->left != tree->nil)
12658 /* try to expand the children */
12662 t = gtk_tree_view_real_expand_row (tree_view, tmp_path, tree, node,
12667 gtk_tree_path_next (tmp_path);
12668 node = _gtk_rbtree_next (tree, node);
12670 while (node != NULL);
12672 gtk_tree_path_free (tmp_path);
12677 g_signal_emit (tree_view, tree_view_signals[TEST_EXPAND_ROW], 0, &iter, path, &expand);
12679 if (!gtk_tree_model_iter_has_child (tree_view->priv->model, &iter))
12685 node->children = _gtk_rbtree_new ();
12686 node->children->parent_tree = tree;
12687 node->children->parent_node = node;
12689 gtk_tree_model_iter_children (tree_view->priv->model, &temp, &iter);
12691 gtk_tree_view_build_tree (tree_view,
12694 gtk_tree_path_get_depth (path) + 1,
12699 GtkStyleContext *context;
12701 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
12703 gtk_style_context_save (context);
12704 gtk_style_context_add_class (context, GTK_STYLE_CLASS_EXPANDER);
12706 gtk_style_context_notify_state_change (context, tree_view->priv->bin_window,
12707 node, GTK_STATE_ACTIVE, TRUE);
12709 _gtk_style_context_invalidate_animation_areas (context);
12710 gtk_style_context_restore (context);
12713 install_presize_handler (tree_view);
12715 g_signal_emit (tree_view, tree_view_signals[ROW_EXPANDED], 0, &iter, path);
12716 if (open_all && node->children)
12718 _gtk_rbtree_traverse (node->children,
12719 node->children->root,
12721 gtk_tree_view_expand_all_emission_helper,
12729 * gtk_tree_view_expand_row:
12730 * @tree_view: a #GtkTreeView
12731 * @path: path to a row
12732 * @open_all: whether to recursively expand, or just expand immediate children
12734 * Opens the row so its children are visible.
12736 * Return value: %TRUE if the row existed and had children
12739 gtk_tree_view_expand_row (GtkTreeView *tree_view,
12746 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
12747 g_return_val_if_fail (tree_view->priv->model != NULL, FALSE);
12748 g_return_val_if_fail (path != NULL, FALSE);
12750 if (_gtk_tree_view_find_node (tree_view,
12757 return gtk_tree_view_real_expand_row (tree_view, path, tree, node, open_all, FALSE);
12763 gtk_tree_view_real_collapse_row (GtkTreeView *tree_view,
12770 GtkTreeIter children;
12774 GdkWindow *child, *parent;
12777 g_object_get (gtk_widget_get_settings (GTK_WIDGET (tree_view)),
12778 "gtk-enable-animations", &animate,
12781 remove_auto_expand_timeout (tree_view);
12783 if (node->children == NULL)
12785 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
12787 g_signal_emit (tree_view, tree_view_signals[TEST_COLLAPSE_ROW], 0, &iter, path, &collapse);
12792 /* if the prelighted node is a child of us, we want to unprelight it. We have
12793 * a chance to prelight the correct node below */
12795 if (tree_view->priv->prelight_tree)
12797 GtkRBTree *parent_tree;
12798 GtkRBNode *parent_node;
12800 parent_tree = tree_view->priv->prelight_tree->parent_tree;
12801 parent_node = tree_view->priv->prelight_tree->parent_node;
12802 while (parent_tree)
12804 if (parent_tree == tree && parent_node == node)
12806 ensure_unprelighted (tree_view);
12809 parent_node = parent_tree->parent_node;
12810 parent_tree = parent_tree->parent_tree;
12814 TREE_VIEW_INTERNAL_ASSERT (gtk_tree_model_iter_children (tree_view->priv->model, &children, &iter), FALSE);
12816 for (list = tree_view->priv->columns; list; list = list->next)
12818 GtkTreeViewColumn *column = list->data;
12820 if (gtk_tree_view_column_get_visible (column) == FALSE)
12822 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
12823 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
12826 if (tree_view->priv->destroy_count_func)
12828 GtkTreePath *child_path;
12829 gint child_count = 0;
12830 child_path = gtk_tree_path_copy (path);
12831 gtk_tree_path_down (child_path);
12832 if (node->children)
12833 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, &child_count);
12834 tree_view->priv->destroy_count_func (tree_view, child_path, child_count, tree_view->priv->destroy_count_data);
12835 gtk_tree_path_free (child_path);
12838 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
12840 GtkTreePath *cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
12842 if (gtk_tree_path_is_ancestor (path, cursor_path))
12844 gtk_tree_row_reference_free (tree_view->priv->cursor);
12845 tree_view->priv->cursor = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
12846 tree_view->priv->model,
12849 gtk_tree_path_free (cursor_path);
12852 if (gtk_tree_row_reference_valid (tree_view->priv->anchor))
12854 GtkTreePath *anchor_path = gtk_tree_row_reference_get_path (tree_view->priv->anchor);
12855 if (gtk_tree_path_is_ancestor (path, anchor_path))
12857 gtk_tree_row_reference_free (tree_view->priv->anchor);
12858 tree_view->priv->anchor = NULL;
12860 gtk_tree_path_free (anchor_path);
12863 /* Stop a pending double click */
12864 tree_view->priv->last_button_x = -1;
12865 tree_view->priv->last_button_y = -1;
12867 if (gtk_tree_view_unref_and_check_selection_tree (tree_view, node->children))
12869 _gtk_rbtree_remove (node->children);
12870 g_signal_emit_by_name (tree_view->priv->selection, "changed");
12873 _gtk_rbtree_remove (node->children);
12877 GtkStyleContext *context;
12879 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
12881 gtk_style_context_save (context);
12882 gtk_style_context_add_class (context, GTK_STYLE_CLASS_EXPANDER);
12884 gtk_style_context_notify_state_change (context, tree_view->priv->bin_window,
12885 node, GTK_STATE_ACTIVE, FALSE);
12887 _gtk_style_context_invalidate_animation_areas (context);
12888 gtk_style_context_restore (context);
12891 if (gtk_widget_get_mapped (GTK_WIDGET (tree_view)))
12893 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
12896 g_signal_emit (tree_view, tree_view_signals[ROW_COLLAPSED], 0, &iter, path);
12898 if (gtk_widget_get_mapped (GTK_WIDGET (tree_view)))
12900 /* now that we've collapsed all rows, we want to try to set the prelight
12901 * again. To do this, we fake a motion event and send it to ourselves. */
12903 child = tree_view->priv->bin_window;
12904 parent = gdk_window_get_parent (child);
12906 if (gdk_window_get_pointer (parent, &x, &y, NULL) == child)
12908 GdkEventMotion event;
12909 gint child_x, child_y;
12911 gdk_window_get_position (child, &child_x, &child_y);
12913 event.window = tree_view->priv->bin_window;
12914 event.x = x - child_x;
12915 event.y = y - child_y;
12917 /* despite the fact this isn't a real event, I'm almost positive it will
12918 * never trigger a drag event. maybe_drag is the only function that uses
12919 * more than just event.x and event.y. */
12920 gtk_tree_view_motion_bin_window (GTK_WIDGET (tree_view), &event);
12928 * gtk_tree_view_collapse_row:
12929 * @tree_view: a #GtkTreeView
12930 * @path: path to a row in the @tree_view
12932 * Collapses a row (hides its child rows, if they exist).
12934 * Return value: %TRUE if the row was collapsed.
12937 gtk_tree_view_collapse_row (GtkTreeView *tree_view,
12943 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
12944 g_return_val_if_fail (tree_view->priv->tree != NULL, FALSE);
12945 g_return_val_if_fail (path != NULL, FALSE);
12947 if (_gtk_tree_view_find_node (tree_view,
12953 if (tree == NULL || node->children == NULL)
12956 return gtk_tree_view_real_collapse_row (tree_view, path, tree, node, FALSE);
12960 gtk_tree_view_map_expanded_rows_helper (GtkTreeView *tree_view,
12963 GtkTreeViewMappingFunc func,
12964 gpointer user_data)
12968 if (tree == NULL || tree->root == NULL)
12973 while (node && node->left != tree->nil)
12978 if (node->children)
12980 (* func) (tree_view, path, user_data);
12981 gtk_tree_path_down (path);
12982 gtk_tree_view_map_expanded_rows_helper (tree_view, node->children, path, func, user_data);
12983 gtk_tree_path_up (path);
12985 gtk_tree_path_next (path);
12986 node = _gtk_rbtree_next (tree, node);
12991 * gtk_tree_view_map_expanded_rows:
12992 * @tree_view: A #GtkTreeView
12993 * @func: (scope call): A function to be called
12994 * @data: User data to be passed to the function.
12996 * Calls @func on all expanded rows.
12999 gtk_tree_view_map_expanded_rows (GtkTreeView *tree_view,
13000 GtkTreeViewMappingFunc func,
13001 gpointer user_data)
13005 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13006 g_return_if_fail (func != NULL);
13008 path = gtk_tree_path_new_first ();
13010 gtk_tree_view_map_expanded_rows_helper (tree_view,
13011 tree_view->priv->tree,
13012 path, func, user_data);
13014 gtk_tree_path_free (path);
13018 * gtk_tree_view_row_expanded:
13019 * @tree_view: A #GtkTreeView.
13020 * @path: A #GtkTreePath to test expansion state.
13022 * Returns %TRUE if the node pointed to by @path is expanded in @tree_view.
13024 * Return value: %TRUE if #path is expanded.
13027 gtk_tree_view_row_expanded (GtkTreeView *tree_view,
13033 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
13034 g_return_val_if_fail (path != NULL, FALSE);
13036 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
13041 return (node->children != NULL);
13045 * gtk_tree_view_get_reorderable:
13046 * @tree_view: a #GtkTreeView
13048 * Retrieves whether the user can reorder the tree via drag-and-drop. See
13049 * gtk_tree_view_set_reorderable().
13051 * Return value: %TRUE if the tree can be reordered.
13054 gtk_tree_view_get_reorderable (GtkTreeView *tree_view)
13056 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
13058 return tree_view->priv->reorderable;
13062 * gtk_tree_view_set_reorderable:
13063 * @tree_view: A #GtkTreeView.
13064 * @reorderable: %TRUE, if the tree can be reordered.
13066 * This function is a convenience function to allow you to reorder
13067 * models that support the #GtkTreeDragSourceIface and the
13068 * #GtkTreeDragDestIface. Both #GtkTreeStore and #GtkListStore support
13069 * these. If @reorderable is %TRUE, then the user can reorder the
13070 * model by dragging and dropping rows. The developer can listen to
13071 * these changes by connecting to the model's row_inserted and
13072 * row_deleted signals. The reordering is implemented by setting up
13073 * the tree view as a drag source and destination. Therefore, drag and
13074 * drop can not be used in a reorderable view for any other purpose.
13076 * This function does not give you any degree of control over the order -- any
13077 * reordering is allowed. If more control is needed, you should probably
13078 * handle drag and drop manually.
13081 gtk_tree_view_set_reorderable (GtkTreeView *tree_view,
13082 gboolean reorderable)
13084 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13086 reorderable = reorderable != FALSE;
13088 if (tree_view->priv->reorderable == reorderable)
13093 const GtkTargetEntry row_targets[] = {
13094 { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_WIDGET, 0 }
13097 gtk_tree_view_enable_model_drag_source (tree_view,
13100 G_N_ELEMENTS (row_targets),
13102 gtk_tree_view_enable_model_drag_dest (tree_view,
13104 G_N_ELEMENTS (row_targets),
13109 gtk_tree_view_unset_rows_drag_source (tree_view);
13110 gtk_tree_view_unset_rows_drag_dest (tree_view);
13113 tree_view->priv->reorderable = reorderable;
13115 g_object_notify (G_OBJECT (tree_view), "reorderable");
13119 gtk_tree_view_real_set_cursor (GtkTreeView *tree_view,
13121 gboolean clear_and_select,
13122 gboolean clamp_node)
13124 GtkRBTree *tree = NULL;
13125 GtkRBNode *node = NULL;
13127 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
13129 GtkTreePath *cursor_path;
13130 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
13131 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
13132 gtk_tree_path_free (cursor_path);
13135 gtk_tree_row_reference_free (tree_view->priv->cursor);
13136 tree_view->priv->cursor = NULL;
13138 /* One cannot set the cursor on a separator. Also, if
13139 * _gtk_tree_view_find_node returns TRUE, it ran out of tree
13140 * before finding the tree and node belonging to path. The
13141 * path maps to a non-existing path and we will silently bail out.
13142 * We unset tree and node to avoid further processing.
13144 if (!row_is_separator (tree_view, NULL, path)
13145 && _gtk_tree_view_find_node (tree_view, path, &tree, &node) == FALSE)
13147 tree_view->priv->cursor =
13148 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
13149 tree_view->priv->model,
13160 GtkRBTree *new_tree = NULL;
13161 GtkRBNode *new_node = NULL;
13163 if (clear_and_select && !tree_view->priv->modify_selection_pressed)
13165 GtkTreeSelectMode mode = 0;
13167 if (tree_view->priv->extend_selection_pressed)
13168 mode |= GTK_TREE_SELECT_MODE_EXTEND;
13170 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
13171 node, tree, path, mode,
13175 /* We have to re-find tree and node here again, somebody might have
13176 * cleared the node or the whole tree in the GtkTreeSelection::changed
13177 * callback. If the nodes differ we bail out here.
13179 _gtk_tree_view_find_node (tree_view, path, &new_tree, &new_node);
13181 if (tree != new_tree || node != new_node)
13186 gtk_tree_view_clamp_node_visible (tree_view, tree, node);
13187 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
13191 g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0);
13195 * gtk_tree_view_get_cursor:
13196 * @tree_view: A #GtkTreeView
13197 * @path: (out) (transfer full) (allow-none): A pointer to be filled with the current cursor path, or %NULL
13198 * @focus_column: (out) (transfer none) (allow-none): A pointer to be filled with the current focus column, or %NULL
13200 * Fills in @path and @focus_column with the current path and focus column. If
13201 * the cursor isn't currently set, then *@path will be %NULL. If no column
13202 * currently has focus, then *@focus_column will be %NULL.
13204 * The returned #GtkTreePath must be freed with gtk_tree_path_free() when
13205 * you are done with it.
13208 gtk_tree_view_get_cursor (GtkTreeView *tree_view,
13209 GtkTreePath **path,
13210 GtkTreeViewColumn **focus_column)
13212 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13216 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
13217 *path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
13224 *focus_column = tree_view->priv->focus_column;
13229 * gtk_tree_view_set_cursor:
13230 * @tree_view: A #GtkTreeView
13231 * @path: A #GtkTreePath
13232 * @focus_column: (allow-none): A #GtkTreeViewColumn, or %NULL
13233 * @start_editing: %TRUE if the specified cell should start being edited.
13235 * Sets the current keyboard focus to be at @path, and selects it. This is
13236 * useful when you want to focus the user's attention on a particular row. If
13237 * @focus_column is not %NULL, then focus is given to the column specified by
13238 * it. Additionally, if @focus_column is specified, and @start_editing is
13239 * %TRUE, then editing should be started in the specified cell.
13240 * This function is often followed by @gtk_widget_grab_focus (@tree_view)
13241 * in order to give keyboard focus to the widget. Please note that editing
13242 * can only happen when the widget is realized.
13244 * If @path is invalid for @model, the current cursor (if any) will be unset
13245 * and the function will return without failing.
13248 gtk_tree_view_set_cursor (GtkTreeView *tree_view,
13250 GtkTreeViewColumn *focus_column,
13251 gboolean start_editing)
13253 gtk_tree_view_set_cursor_on_cell (tree_view, path, focus_column,
13254 NULL, start_editing);
13258 * gtk_tree_view_set_cursor_on_cell:
13259 * @tree_view: A #GtkTreeView
13260 * @path: A #GtkTreePath
13261 * @focus_column: (allow-none): A #GtkTreeViewColumn, or %NULL
13262 * @focus_cell: (allow-none): A #GtkCellRenderer, or %NULL
13263 * @start_editing: %TRUE if the specified cell should start being edited.
13265 * Sets the current keyboard focus to be at @path, and selects it. This is
13266 * useful when you want to focus the user's attention on a particular row. If
13267 * @focus_column is not %NULL, then focus is given to the column specified by
13268 * it. If @focus_column and @focus_cell are not %NULL, and @focus_column
13269 * contains 2 or more editable or activatable cells, then focus is given to
13270 * the cell specified by @focus_cell. Additionally, if @focus_column is
13271 * specified, and @start_editing is %TRUE, then editing should be started in
13272 * the specified cell. This function is often followed by
13273 * @gtk_widget_grab_focus (@tree_view) in order to give keyboard focus to the
13274 * widget. Please note that editing can only happen when the widget is
13277 * If @path is invalid for @model, the current cursor (if any) will be unset
13278 * and the function will return without failing.
13283 gtk_tree_view_set_cursor_on_cell (GtkTreeView *tree_view,
13285 GtkTreeViewColumn *focus_column,
13286 GtkCellRenderer *focus_cell,
13287 gboolean start_editing)
13289 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13290 g_return_if_fail (path != NULL);
13291 g_return_if_fail (focus_column == NULL || GTK_IS_TREE_VIEW_COLUMN (focus_column));
13293 if (!tree_view->priv->model)
13298 g_return_if_fail (focus_column);
13299 g_return_if_fail (GTK_IS_CELL_RENDERER (focus_cell));
13302 /* cancel the current editing, if it exists */
13303 if (tree_view->priv->edited_column &&
13304 gtk_cell_area_get_edit_widget
13305 (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->edited_column))))
13306 gtk_tree_view_stop_editing (tree_view, TRUE);
13308 gtk_tree_view_real_set_cursor (tree_view, path, TRUE, TRUE);
13310 if (focus_column &&
13311 gtk_tree_view_column_get_visible (focus_column))
13314 gboolean column_in_tree = FALSE;
13316 for (list = tree_view->priv->columns; list; list = list->next)
13317 if (list->data == focus_column)
13319 column_in_tree = TRUE;
13322 g_return_if_fail (column_in_tree);
13323 tree_view->priv->focus_column = focus_column;
13325 gtk_tree_view_column_focus_cell (focus_column, focus_cell);
13327 gtk_tree_view_start_editing (tree_view, path, TRUE);
13332 * gtk_tree_view_get_bin_window:
13333 * @tree_view: A #GtkTreeView
13335 * Returns the window that @tree_view renders to.
13336 * This is used primarily to compare to <literal>event->window</literal>
13337 * to confirm that the event on @tree_view is on the right window.
13339 * Return value: (transfer none): A #GdkWindow, or %NULL when @tree_view
13340 * hasn't been realized yet
13343 gtk_tree_view_get_bin_window (GtkTreeView *tree_view)
13345 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
13347 return tree_view->priv->bin_window;
13351 * gtk_tree_view_get_path_at_pos:
13352 * @tree_view: A #GtkTreeView.
13353 * @x: The x position to be identified (relative to bin_window).
13354 * @y: The y position to be identified (relative to bin_window).
13355 * @path: (out) (allow-none): A pointer to a #GtkTreePath pointer to be filled in, or %NULL
13356 * @column: (out) (transfer none) (allow-none): A pointer to a #GtkTreeViewColumn pointer to be filled in, or %NULL
13357 * @cell_x: (out) (allow-none): A pointer where the X coordinate relative to the cell can be placed, or %NULL
13358 * @cell_y: (out) (allow-none): A pointer where the Y coordinate relative to the cell can be placed, or %NULL
13360 * Finds the path at the point (@x, @y), relative to bin_window coordinates
13361 * (please see gtk_tree_view_get_bin_window()).
13362 * That is, @x and @y are relative to an events coordinates. @x and @y must
13363 * come from an event on the @tree_view only where <literal>event->window ==
13364 * gtk_tree_view_get_bin_window (<!-- -->)</literal>. It is primarily for
13365 * things like popup menus. If @path is non-%NULL, then it will be filled
13366 * with the #GtkTreePath at that point. This path should be freed with
13367 * gtk_tree_path_free(). If @column is non-%NULL, then it will be filled
13368 * with the column at that point. @cell_x and @cell_y return the coordinates
13369 * relative to the cell background (i.e. the @background_area passed to
13370 * gtk_cell_renderer_render()). This function is only meaningful if
13371 * @tree_view is realized. Therefore this function will always return %FALSE
13372 * if @tree_view is not realized or does not have a model.
13374 * For converting widget coordinates (eg. the ones you get from
13375 * GtkWidget::query-tooltip), please see
13376 * gtk_tree_view_convert_widget_to_bin_window_coords().
13378 * Return value: %TRUE if a row exists at that coordinate.
13381 gtk_tree_view_get_path_at_pos (GtkTreeView *tree_view,
13384 GtkTreePath **path,
13385 GtkTreeViewColumn **column,
13393 g_return_val_if_fail (tree_view != NULL, FALSE);
13400 if (tree_view->priv->bin_window == NULL)
13403 if (tree_view->priv->tree == NULL)
13406 if (x > gtk_adjustment_get_upper (tree_view->priv->hadjustment))
13409 if (x < 0 || y < 0)
13412 if (column || cell_x)
13414 GtkTreeViewColumn *tmp_column;
13415 GtkTreeViewColumn *last_column = NULL;
13417 gint remaining_x = x;
13418 gboolean found = FALSE;
13422 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
13423 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
13425 list = (rtl ? list->prev : list->next))
13427 tmp_column = list->data;
13429 if (gtk_tree_view_column_get_visible (tmp_column) == FALSE)
13432 last_column = tmp_column;
13433 width = gtk_tree_view_column_get_width (tmp_column);
13434 if (remaining_x <= width)
13439 *column = tmp_column;
13442 *cell_x = remaining_x;
13446 remaining_x -= width;
13449 /* If found is FALSE and there is a last_column, then it the remainder
13450 * space is in that area
13457 *column = last_column;
13460 *cell_x = gtk_tree_view_column_get_width (last_column) + remaining_x;
13469 y_offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
13470 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, y),
13477 *cell_y = y_offset;
13480 *path = _gtk_tree_view_find_path (tree_view, tree, node);
13487 gtk_tree_view_get_cell_area_height (GtkTreeView *tree_view,
13489 gint vertical_separator)
13493 /* The "cell" areas are the cell_area passed in to gtk_cell_renderer_render(),
13494 * i.e. just the cells, no spacing.
13496 * The cell area height is at least expander_size - vertical_separator.
13497 * For regular nodes, the height is then at least expander_size. We should
13498 * be able to enforce the expander_size minimum here, because this
13499 * function will not be called for irregular (e.g. separator) rows.
13501 height = gtk_tree_view_get_row_height (tree_view, node);
13502 if (height < tree_view->priv->expander_size)
13503 height = tree_view->priv->expander_size;
13505 return height - vertical_separator;
13509 gtk_tree_view_get_cell_area_y_offset (GtkTreeView *tree_view,
13512 gint vertical_separator)
13516 offset = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
13517 offset += vertical_separator / 2;
13523 * gtk_tree_view_get_cell_area:
13524 * @tree_view: a #GtkTreeView
13525 * @path: (allow-none): a #GtkTreePath for the row, or %NULL to get only horizontal coordinates
13526 * @column: (allow-none): a #GtkTreeViewColumn for the column, or %NULL to get only vertical coordinates
13527 * @rect: (out): rectangle to fill with cell rect
13529 * Fills the bounding rectangle in bin_window coordinates for the cell at the
13530 * row specified by @path and the column specified by @column. If @path is
13531 * %NULL, or points to a path not currently displayed, the @y and @height fields
13532 * of the rectangle will be filled with 0. If @column is %NULL, the @x and @width
13533 * fields will be filled with 0. The sum of all cell rects does not cover the
13534 * entire tree; there are extra pixels in between rows, for example. The
13535 * returned rectangle is equivalent to the @cell_area passed to
13536 * gtk_cell_renderer_render(). This function is only valid if @tree_view is
13540 gtk_tree_view_get_cell_area (GtkTreeView *tree_view,
13542 GtkTreeViewColumn *column,
13543 GdkRectangle *rect)
13545 GtkRBTree *tree = NULL;
13546 GtkRBNode *node = NULL;
13547 gint vertical_separator;
13548 gint horizontal_separator;
13550 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13551 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
13552 g_return_if_fail (rect != NULL);
13553 g_return_if_fail (!column || gtk_tree_view_column_get_tree_view (column) == (GtkWidget *) tree_view);
13554 g_return_if_fail (gtk_widget_get_realized (GTK_WIDGET (tree_view)));
13556 gtk_widget_style_get (GTK_WIDGET (tree_view),
13557 "vertical-separator", &vertical_separator,
13558 "horizontal-separator", &horizontal_separator,
13568 rect->x = gtk_tree_view_column_get_x_offset (column) + horizontal_separator/2;
13569 rect->width = gtk_tree_view_column_get_width (column) - horizontal_separator;
13574 gboolean ret = _gtk_tree_view_find_node (tree_view, path, &tree, &node);
13576 /* Get vertical coords */
13577 if ((!ret && tree == NULL) || ret)
13580 if (row_is_separator (tree_view, NULL, path))
13582 /* There isn't really a "cell area" for separator, so we
13583 * return the y, height values for background area instead.
13585 rect->y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
13586 rect->height = gtk_tree_view_get_row_height (tree_view, node);
13590 rect->y = gtk_tree_view_get_cell_area_y_offset (tree_view, tree, node,
13591 vertical_separator);
13592 rect->height = gtk_tree_view_get_cell_area_height (tree_view, node,
13593 vertical_separator);
13597 gtk_tree_view_is_expander_column (tree_view, column))
13599 gint depth = gtk_tree_path_get_depth (path);
13602 rtl = gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL;
13605 rect->x += (depth - 1) * tree_view->priv->level_indentation;
13606 rect->width -= (depth - 1) * tree_view->priv->level_indentation;
13608 if (gtk_tree_view_draw_expanders (tree_view))
13611 rect->x += depth * tree_view->priv->expander_size;
13612 rect->width -= depth * tree_view->priv->expander_size;
13615 rect->width = MAX (rect->width, 0);
13621 gtk_tree_view_get_row_height (GtkTreeView *tree_view,
13626 /* The "background" areas of all rows/cells add up to cover the entire tree.
13627 * The background includes all inter-row and inter-cell spacing.
13629 * If the row pointed at by node does not have a height set, we default
13630 * to expander_size, which is the minimum height for regular nodes.
13631 * Non-regular nodes (e.g. separators) can have a height set smaller
13632 * than expander_size and should not be overruled here.
13634 height = GTK_RBNODE_GET_HEIGHT (node);
13636 height = tree_view->priv->expander_size;
13642 gtk_tree_view_get_row_y_offset (GtkTreeView *tree_view,
13648 offset = _gtk_rbtree_node_find_offset (tree, node);
13650 return RBTREE_Y_TO_TREE_WINDOW_Y (tree_view, offset);
13654 * gtk_tree_view_get_background_area:
13655 * @tree_view: a #GtkTreeView
13656 * @path: (allow-none): a #GtkTreePath for the row, or %NULL to get only horizontal coordinates
13657 * @column: (allow-none): a #GtkTreeViewColumn for the column, or %NULL to get only vertical coordiantes
13658 * @rect: (out): rectangle to fill with cell background rect
13660 * Fills the bounding rectangle in bin_window coordinates for the cell at the
13661 * row specified by @path and the column specified by @column. If @path is
13662 * %NULL, or points to a node not found in the tree, the @y and @height fields of
13663 * the rectangle will be filled with 0. If @column is %NULL, the @x and @width
13664 * fields will be filled with 0. The returned rectangle is equivalent to the
13665 * @background_area passed to gtk_cell_renderer_render(). These background
13666 * areas tile to cover the entire bin window. Contrast with the @cell_area,
13667 * returned by gtk_tree_view_get_cell_area(), which returns only the cell
13668 * itself, excluding surrounding borders and the tree expander area.
13672 gtk_tree_view_get_background_area (GtkTreeView *tree_view,
13674 GtkTreeViewColumn *column,
13675 GdkRectangle *rect)
13677 GtkRBTree *tree = NULL;
13678 GtkRBNode *node = NULL;
13680 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13681 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
13682 g_return_if_fail (rect != NULL);
13691 /* Get vertical coords */
13693 if (!_gtk_tree_view_find_node (tree_view, path, &tree, &node) &&
13697 rect->y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
13698 rect->height = gtk_tree_view_get_row_height (tree_view, node);
13705 gtk_tree_view_get_background_xrange (tree_view, tree, column, &rect->x, &x2);
13706 rect->width = x2 - rect->x;
13711 * gtk_tree_view_get_visible_rect:
13712 * @tree_view: a #GtkTreeView
13713 * @visible_rect: (out): rectangle to fill
13715 * Fills @visible_rect with the currently-visible region of the
13716 * buffer, in tree coordinates. Convert to bin_window coordinates with
13717 * gtk_tree_view_convert_tree_to_bin_window_coords().
13718 * Tree coordinates start at 0,0 for row 0 of the tree, and cover the entire
13719 * scrollable area of the tree.
13722 gtk_tree_view_get_visible_rect (GtkTreeView *tree_view,
13723 GdkRectangle *visible_rect)
13725 GtkAllocation allocation;
13728 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13730 widget = GTK_WIDGET (tree_view);
13734 gtk_widget_get_allocation (widget, &allocation);
13735 visible_rect->x = gtk_adjustment_get_value (tree_view->priv->hadjustment);
13736 visible_rect->y = gtk_adjustment_get_value (tree_view->priv->vadjustment);
13737 visible_rect->width = allocation.width;
13738 visible_rect->height = allocation.height - gtk_tree_view_get_effective_header_height (tree_view);
13743 * gtk_tree_view_convert_widget_to_tree_coords:
13744 * @tree_view: a #GtkTreeView
13745 * @wx: X coordinate relative to the widget
13746 * @wy: Y coordinate relative to the widget
13747 * @tx: (out): return location for tree X coordinate
13748 * @ty: (out): return location for tree Y coordinate
13750 * Converts widget coordinates to coordinates for the
13751 * tree (the full scrollable area of the tree).
13756 gtk_tree_view_convert_widget_to_tree_coords (GtkTreeView *tree_view,
13764 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13766 gtk_tree_view_convert_widget_to_bin_window_coords (tree_view,
13769 gtk_tree_view_convert_bin_window_to_tree_coords (tree_view,
13775 * gtk_tree_view_convert_tree_to_widget_coords:
13776 * @tree_view: a #GtkTreeView
13777 * @tx: X coordinate relative to the tree
13778 * @ty: Y coordinate relative to the tree
13779 * @wx: (out): return location for widget X coordinate
13780 * @wy: (out): return location for widget Y coordinate
13782 * Converts tree coordinates (coordinates in full scrollable area of the tree)
13783 * to widget coordinates.
13788 gtk_tree_view_convert_tree_to_widget_coords (GtkTreeView *tree_view,
13796 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13798 gtk_tree_view_convert_tree_to_bin_window_coords (tree_view,
13801 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
13807 * gtk_tree_view_convert_widget_to_bin_window_coords:
13808 * @tree_view: a #GtkTreeView
13809 * @wx: X coordinate relative to the widget
13810 * @wy: Y coordinate relative to the widget
13811 * @bx: (out): return location for bin_window X coordinate
13812 * @by: (out): return location for bin_window Y coordinate
13814 * Converts widget coordinates to coordinates for the bin_window
13815 * (see gtk_tree_view_get_bin_window()).
13820 gtk_tree_view_convert_widget_to_bin_window_coords (GtkTreeView *tree_view,
13826 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13829 *bx = wx + gtk_adjustment_get_value (tree_view->priv->hadjustment);
13831 *by = wy - gtk_tree_view_get_effective_header_height (tree_view);
13835 * gtk_tree_view_convert_bin_window_to_widget_coords:
13836 * @tree_view: a #GtkTreeView
13837 * @bx: bin_window X coordinate
13838 * @by: bin_window Y coordinate
13839 * @wx: (out): return location for widget X coordinate
13840 * @wy: (out): return location for widget Y coordinate
13842 * Converts bin_window coordinates (see gtk_tree_view_get_bin_window())
13843 * to widget relative coordinates.
13848 gtk_tree_view_convert_bin_window_to_widget_coords (GtkTreeView *tree_view,
13854 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13857 *wx = bx - gtk_adjustment_get_value (tree_view->priv->hadjustment);
13859 *wy = by + gtk_tree_view_get_effective_header_height (tree_view);
13863 * gtk_tree_view_convert_tree_to_bin_window_coords:
13864 * @tree_view: a #GtkTreeView
13865 * @tx: tree X coordinate
13866 * @ty: tree Y coordinate
13867 * @bx: (out): return location for X coordinate relative to bin_window
13868 * @by: (out): return location for Y coordinate relative to bin_window
13870 * Converts tree coordinates (coordinates in full scrollable area of the tree)
13871 * to bin_window coordinates.
13876 gtk_tree_view_convert_tree_to_bin_window_coords (GtkTreeView *tree_view,
13882 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13887 *by = ty - tree_view->priv->dy;
13891 * gtk_tree_view_convert_bin_window_to_tree_coords:
13892 * @tree_view: a #GtkTreeView
13893 * @bx: X coordinate relative to bin_window
13894 * @by: Y coordinate relative to bin_window
13895 * @tx: (out): return location for tree X coordinate
13896 * @ty: (out): return location for tree Y coordinate
13898 * Converts bin_window coordinates to coordinates for the
13899 * tree (the full scrollable area of the tree).
13904 gtk_tree_view_convert_bin_window_to_tree_coords (GtkTreeView *tree_view,
13910 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13915 *ty = by + tree_view->priv->dy;
13921 * gtk_tree_view_get_visible_range:
13922 * @tree_view: A #GtkTreeView
13923 * @start_path: (out) (allow-none): Return location for start of region,
13925 * @end_path: (out) (allow-none): Return location for end of region, or %NULL.
13927 * Sets @start_path and @end_path to be the first and last visible path.
13928 * Note that there may be invisible paths in between.
13930 * The paths should be freed with gtk_tree_path_free() after use.
13932 * Returns: %TRUE, if valid paths were placed in @start_path and @end_path.
13937 gtk_tree_view_get_visible_range (GtkTreeView *tree_view,
13938 GtkTreePath **start_path,
13939 GtkTreePath **end_path)
13945 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
13947 if (!tree_view->priv->tree)
13954 _gtk_rbtree_find_offset (tree_view->priv->tree,
13955 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, 0),
13958 *start_path = _gtk_tree_view_find_path (tree_view, tree, node);
13967 if (tree_view->priv->height < gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
13968 y = tree_view->priv->height - 1;
13970 y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, gtk_adjustment_get_page_size (tree_view->priv->vadjustment)) - 1;
13972 _gtk_rbtree_find_offset (tree_view->priv->tree, y, &tree, &node);
13974 *end_path = _gtk_tree_view_find_path (tree_view, tree, node);
13983 * gtk_tree_view_is_blank_at_pos:
13984 * @tree_view: A #GtkTreeView
13985 * @x: The x position to be identified (relative to bin_window)
13986 * @y: The y position to be identified (relative to bin_window)
13987 * @path: (out) (allow-none): A pointer to a #GtkTreePath pointer to be filled in, or %NULL
13988 * @column: (out) (allow-none): A pointer to a #GtkTreeViewColumn pointer to be filled in, or %NULL
13989 * @cell_x: (out) (allow-none): A pointer where the X coordinate relative to the cell can be placed, or %NULL
13990 * @cell_y: (out) (allow-none): A pointer where the Y coordinate relative to the cell can be placed, or %NULL
13992 * Determine whether the point (@x, @y) in @tree_view is blank, that is no
13993 * cell content nor an expander arrow is drawn at the location. If so, the
13994 * location can be considered as the background. You might wish to take
13995 * special action on clicks on the background, such as clearing a current
13996 * selection, having a custom context menu or starting rubber banding.
13998 * The @x and @y coordinate that are provided must be relative to bin_window
13999 * coordinates. That is, @x and @y must come from an event on @tree_view
14000 * where <literal>event->window == gtk_tree_view_get_bin_window (<!-- -->)</literal>.
14002 * For converting widget coordinates (eg. the ones you get from
14003 * GtkWidget::query-tooltip), please see
14004 * gtk_tree_view_convert_widget_to_bin_window_coords().
14006 * The @path, @column, @cell_x and @cell_y arguments will be filled in
14007 * likewise as for gtk_tree_view_get_path_at_pos(). Please see
14008 * gtk_tree_view_get_path_at_pos() for more information.
14010 * Return value: %TRUE if the area at the given coordinates is blank,
14011 * %FALSE otherwise.
14016 gtk_tree_view_is_blank_at_pos (GtkTreeView *tree_view,
14019 GtkTreePath **path,
14020 GtkTreeViewColumn **column,
14027 GtkTreePath *real_path;
14028 GtkTreeViewColumn *real_column;
14029 GdkRectangle cell_area, background_area;
14031 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
14033 if (!gtk_tree_view_get_path_at_pos (tree_view, x, y,
14034 &real_path, &real_column,
14036 /* If there's no path here, it is blank */
14043 *column = real_column;
14045 gtk_tree_model_get_iter (tree_view->priv->model, &iter, real_path);
14046 _gtk_tree_view_find_node (tree_view, real_path, &tree, &node);
14048 /* Check if there's an expander arrow at (x, y) */
14049 if (real_column == tree_view->priv->expander_column
14050 && gtk_tree_view_draw_expanders (tree_view))
14052 gboolean over_arrow;
14054 over_arrow = coords_are_over_arrow (tree_view, tree, node, x, y);
14059 gtk_tree_path_free (real_path);
14064 /* Otherwise, have the column see if there's a cell at (x, y) */
14065 gtk_tree_view_column_cell_set_cell_data (real_column,
14066 tree_view->priv->model,
14068 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
14069 node->children ? TRUE : FALSE);
14071 gtk_tree_view_get_background_area (tree_view, real_path, real_column,
14073 gtk_tree_view_get_cell_area (tree_view, real_path, real_column,
14077 gtk_tree_path_free (real_path);
14079 return _gtk_tree_view_column_is_blank_at_pos (real_column,
14086 unset_reorderable (GtkTreeView *tree_view)
14088 if (tree_view->priv->reorderable)
14090 tree_view->priv->reorderable = FALSE;
14091 g_object_notify (G_OBJECT (tree_view), "reorderable");
14096 * gtk_tree_view_enable_model_drag_source:
14097 * @tree_view: a #GtkTreeView
14098 * @start_button_mask: Mask of allowed buttons to start drag
14099 * @targets: (array length=n_targets): the table of targets that the drag will support
14100 * @n_targets: the number of items in @targets
14101 * @actions: the bitmask of possible actions for a drag from this
14104 * Turns @tree_view into a drag source for automatic DND. Calling this
14105 * method sets #GtkTreeView:reorderable to %FALSE.
14108 gtk_tree_view_enable_model_drag_source (GtkTreeView *tree_view,
14109 GdkModifierType start_button_mask,
14110 const GtkTargetEntry *targets,
14112 GdkDragAction actions)
14114 TreeViewDragInfo *di;
14116 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14118 gtk_drag_source_set (GTK_WIDGET (tree_view),
14124 di = ensure_info (tree_view);
14126 di->start_button_mask = start_button_mask;
14127 di->source_actions = actions;
14128 di->source_set = TRUE;
14130 unset_reorderable (tree_view);
14134 * gtk_tree_view_enable_model_drag_dest:
14135 * @tree_view: a #GtkTreeView
14136 * @targets: (array length=n_targets): the table of targets that
14137 * the drag will support
14138 * @n_targets: the number of items in @targets
14139 * @actions: the bitmask of possible actions for a drag from this
14142 * Turns @tree_view into a drop destination for automatic DND. Calling
14143 * this method sets #GtkTreeView:reorderable to %FALSE.
14146 gtk_tree_view_enable_model_drag_dest (GtkTreeView *tree_view,
14147 const GtkTargetEntry *targets,
14149 GdkDragAction actions)
14151 TreeViewDragInfo *di;
14153 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14155 gtk_drag_dest_set (GTK_WIDGET (tree_view),
14161 di = ensure_info (tree_view);
14162 di->dest_set = TRUE;
14164 unset_reorderable (tree_view);
14168 * gtk_tree_view_unset_rows_drag_source:
14169 * @tree_view: a #GtkTreeView
14171 * Undoes the effect of
14172 * gtk_tree_view_enable_model_drag_source(). Calling this method sets
14173 * #GtkTreeView:reorderable to %FALSE.
14176 gtk_tree_view_unset_rows_drag_source (GtkTreeView *tree_view)
14178 TreeViewDragInfo *di;
14180 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14182 di = get_info (tree_view);
14186 if (di->source_set)
14188 gtk_drag_source_unset (GTK_WIDGET (tree_view));
14189 di->source_set = FALSE;
14192 if (!di->dest_set && !di->source_set)
14193 remove_info (tree_view);
14196 unset_reorderable (tree_view);
14200 * gtk_tree_view_unset_rows_drag_dest:
14201 * @tree_view: a #GtkTreeView
14203 * Undoes the effect of
14204 * gtk_tree_view_enable_model_drag_dest(). Calling this method sets
14205 * #GtkTreeView:reorderable to %FALSE.
14208 gtk_tree_view_unset_rows_drag_dest (GtkTreeView *tree_view)
14210 TreeViewDragInfo *di;
14212 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14214 di = get_info (tree_view);
14220 gtk_drag_dest_unset (GTK_WIDGET (tree_view));
14221 di->dest_set = FALSE;
14224 if (!di->dest_set && !di->source_set)
14225 remove_info (tree_view);
14228 unset_reorderable (tree_view);
14232 * gtk_tree_view_set_drag_dest_row:
14233 * @tree_view: a #GtkTreeView
14234 * @path: (allow-none): The path of the row to highlight, or %NULL
14235 * @pos: Specifies whether to drop before, after or into the row
14237 * Sets the row that is highlighted for feedback.
14238 * If @path is %NULL, an existing highlight is removed.
14241 gtk_tree_view_set_drag_dest_row (GtkTreeView *tree_view,
14243 GtkTreeViewDropPosition pos)
14245 GtkTreePath *current_dest;
14247 /* Note; this function is exported to allow a custom DND
14248 * implementation, so it can't touch TreeViewDragInfo
14251 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14253 current_dest = NULL;
14255 if (tree_view->priv->drag_dest_row)
14257 current_dest = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
14258 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
14261 /* special case a drop on an empty model */
14262 tree_view->priv->empty_view_drop = 0;
14264 if (pos == GTK_TREE_VIEW_DROP_BEFORE && path
14265 && gtk_tree_path_get_depth (path) == 1
14266 && gtk_tree_path_get_indices (path)[0] == 0)
14270 n_children = gtk_tree_model_iter_n_children (tree_view->priv->model,
14274 tree_view->priv->empty_view_drop = 1;
14277 tree_view->priv->drag_dest_pos = pos;
14281 tree_view->priv->drag_dest_row =
14282 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
14283 gtk_tree_view_queue_draw_path (tree_view, path, NULL);
14286 tree_view->priv->drag_dest_row = NULL;
14290 GtkRBTree *tree, *new_tree;
14291 GtkRBNode *node, *new_node;
14293 _gtk_tree_view_find_node (tree_view, current_dest, &tree, &node);
14294 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
14298 _gtk_rbtree_next_full (tree, node, &new_tree, &new_node);
14299 if (new_tree && new_node)
14300 _gtk_tree_view_queue_draw_node (tree_view, new_tree, new_node, NULL);
14302 _gtk_rbtree_prev_full (tree, node, &new_tree, &new_node);
14303 if (new_tree && new_node)
14304 _gtk_tree_view_queue_draw_node (tree_view, new_tree, new_node, NULL);
14306 gtk_tree_path_free (current_dest);
14311 * gtk_tree_view_get_drag_dest_row:
14312 * @tree_view: a #GtkTreeView
14313 * @path: (out) (allow-none): Return location for the path of the highlighted row, or %NULL.
14314 * @pos: (out) (allow-none): Return location for the drop position, or %NULL
14316 * Gets information about the row that is highlighted for feedback.
14319 gtk_tree_view_get_drag_dest_row (GtkTreeView *tree_view,
14320 GtkTreePath **path,
14321 GtkTreeViewDropPosition *pos)
14323 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14327 if (tree_view->priv->drag_dest_row)
14328 *path = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
14331 if (tree_view->priv->empty_view_drop)
14332 *path = gtk_tree_path_new_from_indices (0, -1);
14339 *pos = tree_view->priv->drag_dest_pos;
14343 * gtk_tree_view_get_dest_row_at_pos:
14344 * @tree_view: a #GtkTreeView
14345 * @drag_x: the position to determine the destination row for
14346 * @drag_y: the position to determine the destination row for
14347 * @path: (out) (allow-none): Return location for the path of the highlighted row, or %NULL.
14348 * @pos: (out) (allow-none): Return location for the drop position, or %NULL
14350 * Determines the destination row for a given position. @drag_x and
14351 * @drag_y are expected to be in widget coordinates. This function is only
14352 * meaningful if @tree_view is realized. Therefore this function will always
14353 * return %FALSE if @tree_view is not realized or does not have a model.
14355 * Return value: whether there is a row at the given position, %TRUE if this
14356 * is indeed the case.
14359 gtk_tree_view_get_dest_row_at_pos (GtkTreeView *tree_view,
14362 GtkTreePath **path,
14363 GtkTreeViewDropPosition *pos)
14367 gdouble offset_into_row;
14370 GtkTreeViewColumn *column = NULL;
14371 GtkTreePath *tmp_path = NULL;
14373 /* Note; this function is exported to allow a custom DND
14374 * implementation, so it can't touch TreeViewDragInfo
14377 g_return_val_if_fail (tree_view != NULL, FALSE);
14378 g_return_val_if_fail (drag_x >= 0, FALSE);
14379 g_return_val_if_fail (drag_y >= 0, FALSE);
14384 if (tree_view->priv->bin_window == NULL)
14387 if (tree_view->priv->tree == NULL)
14390 /* If in the top third of a row, we drop before that row; if
14391 * in the bottom third, drop after that row; if in the middle,
14392 * and the row has children, drop into the row.
14394 gtk_tree_view_convert_widget_to_bin_window_coords (tree_view, drag_x, drag_y,
14397 if (!gtk_tree_view_get_path_at_pos (tree_view,
14406 gtk_tree_view_get_background_area (tree_view, tmp_path, column,
14409 offset_into_row = cell_y;
14414 gtk_tree_path_free (tmp_path);
14418 third = cell.height / 3.0;
14422 if (offset_into_row < third)
14424 *pos = GTK_TREE_VIEW_DROP_BEFORE;
14426 else if (offset_into_row < (cell.height / 2.0))
14428 *pos = GTK_TREE_VIEW_DROP_INTO_OR_BEFORE;
14430 else if (offset_into_row < third * 2.0)
14432 *pos = GTK_TREE_VIEW_DROP_INTO_OR_AFTER;
14436 *pos = GTK_TREE_VIEW_DROP_AFTER;
14445 /* KEEP IN SYNC WITH GTK_TREE_VIEW_BIN_EXPOSE */
14447 * gtk_tree_view_create_row_drag_icon:
14448 * @tree_view: a #GtkTreeView
14449 * @path: a #GtkTreePath in @tree_view
14451 * Creates a #cairo_surface_t representation of the row at @path.
14452 * This image is used for a drag icon.
14454 * Return value: (transfer full): a newly-allocated surface of the drag icon.
14457 gtk_tree_view_create_row_drag_icon (GtkTreeView *tree_view,
14463 GtkStyleContext *context;
14464 GtkStateFlags state;
14467 GdkRectangle background_area;
14470 /* start drawing inside the black outline */
14472 cairo_surface_t *surface;
14473 gint bin_window_width;
14474 gboolean is_separator = FALSE;
14475 gboolean rtl, allow_rules;
14478 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14479 g_return_val_if_fail (path != NULL, NULL);
14481 widget = GTK_WIDGET (tree_view);
14483 if (!gtk_widget_get_realized (widget))
14486 depth = gtk_tree_path_get_depth (path);
14488 _gtk_tree_view_find_node (tree_view,
14496 if (!gtk_tree_model_get_iter (tree_view->priv->model,
14501 context = gtk_widget_get_style_context (widget);
14503 gtk_style_context_save (context);
14505 state = gtk_widget_get_state_flags (widget);
14506 gtk_style_context_set_state (context, state);
14508 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
14509 gtk_style_context_add_region (context, GTK_STYLE_REGION_COLUMN, 0);
14511 gtk_widget_style_get (widget,
14512 "allow-rules", &allow_rules,
14515 if (allow_rules && tree_view->priv->has_rules)
14517 GtkRegionFlags row_flags;
14519 if (_gtk_rbtree_node_find_parity (tree, node))
14520 row_flags = GTK_REGION_ODD;
14522 row_flags = GTK_REGION_EVEN;
14524 gtk_style_context_add_region (context, GTK_STYLE_REGION_ROW, row_flags);
14527 is_separator = row_is_separator (tree_view, &iter, NULL);
14531 background_area.y = y;
14532 background_area.height = gtk_tree_view_get_row_height (tree_view, node);
14534 bin_window_width = gdk_window_get_width (tree_view->priv->bin_window);
14536 surface = gdk_window_create_similar_surface (tree_view->priv->bin_window,
14537 CAIRO_CONTENT_COLOR,
14538 bin_window_width + 2,
14539 background_area.height + 2);
14541 cr = cairo_create (surface);
14543 gtk_render_background (context, cr, 0, 0,
14544 bin_window_width + 2,
14545 background_area.height + 2);
14547 rtl = gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL;
14549 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
14551 list = (rtl ? list->prev : list->next))
14553 GtkTreeViewColumn *column = list->data;
14554 GdkRectangle cell_area;
14555 gint vertical_separator;
14557 if (!gtk_tree_view_column_get_visible (column))
14560 gtk_tree_view_column_cell_set_cell_data (column, tree_view->priv->model, &iter,
14561 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
14562 node->children?TRUE:FALSE);
14564 background_area.x = cell_offset;
14565 background_area.width = gtk_tree_view_column_get_width (column);
14567 gtk_widget_style_get (widget,
14568 "vertical-separator", &vertical_separator,
14571 cell_area = background_area;
14573 cell_area.y += vertical_separator / 2;
14574 cell_area.height -= vertical_separator;
14576 if (gtk_tree_view_is_expander_column (tree_view, column))
14579 cell_area.x += (depth - 1) * tree_view->priv->level_indentation;
14580 cell_area.width -= (depth - 1) * tree_view->priv->level_indentation;
14582 if (gtk_tree_view_draw_expanders (tree_view))
14585 cell_area.x += depth * tree_view->priv->expander_size;
14586 cell_area.width -= depth * tree_view->priv->expander_size;
14590 if (gtk_tree_view_column_cell_is_visible (column))
14594 gtk_style_context_save (context);
14595 gtk_style_context_add_class (context, GTK_STYLE_CLASS_SEPARATOR);
14597 gtk_render_line (context, cr,
14599 cell_area.y + cell_area.height / 2,
14600 cell_area.x + cell_area.width,
14601 cell_area.y + cell_area.height / 2);
14603 gtk_style_context_restore (context);
14607 _gtk_tree_view_column_cell_render (column,
14614 cell_offset += gtk_tree_view_column_get_width (column);
14617 cairo_set_source_rgb (cr, 0, 0, 0);
14618 cairo_rectangle (cr,
14620 bin_window_width + 1,
14621 background_area.height + 1);
14622 cairo_set_line_width (cr, 1.0);
14625 cairo_destroy (cr);
14627 cairo_surface_set_device_offset (surface, 2, 2);
14629 gtk_style_context_restore (context);
14636 * gtk_tree_view_set_destroy_count_func:
14637 * @tree_view: A #GtkTreeView
14638 * @func: (allow-none): Function to be called when a view row is destroyed, or %NULL
14639 * @data: (allow-none): User data to be passed to @func, or %NULL
14640 * @destroy: (allow-none): Destroy notifier for @data, or %NULL
14642 * This function should almost never be used. It is meant for private use by
14643 * ATK for determining the number of visible children that are removed when the
14644 * user collapses a row, or a row is deleted.
14647 gtk_tree_view_set_destroy_count_func (GtkTreeView *tree_view,
14648 GtkTreeDestroyCountFunc func,
14650 GDestroyNotify destroy)
14652 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14654 if (tree_view->priv->destroy_count_destroy)
14655 tree_view->priv->destroy_count_destroy (tree_view->priv->destroy_count_data);
14657 tree_view->priv->destroy_count_func = func;
14658 tree_view->priv->destroy_count_data = data;
14659 tree_view->priv->destroy_count_destroy = destroy;
14664 * Interactive search
14668 * gtk_tree_view_set_enable_search:
14669 * @tree_view: A #GtkTreeView
14670 * @enable_search: %TRUE, if the user can search interactively
14672 * If @enable_search is set, then the user can type in text to search through
14673 * the tree interactively (this is sometimes called "typeahead find").
14675 * Note that even if this is %FALSE, the user can still initiate a search
14676 * using the "start-interactive-search" key binding.
14679 gtk_tree_view_set_enable_search (GtkTreeView *tree_view,
14680 gboolean enable_search)
14682 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14684 enable_search = !!enable_search;
14686 if (tree_view->priv->enable_search != enable_search)
14688 tree_view->priv->enable_search = enable_search;
14689 g_object_notify (G_OBJECT (tree_view), "enable-search");
14694 * gtk_tree_view_get_enable_search:
14695 * @tree_view: A #GtkTreeView
14697 * Returns whether or not the tree allows to start interactive searching
14698 * by typing in text.
14700 * Return value: whether or not to let the user search interactively
14703 gtk_tree_view_get_enable_search (GtkTreeView *tree_view)
14705 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
14707 return tree_view->priv->enable_search;
14712 * gtk_tree_view_get_search_column:
14713 * @tree_view: A #GtkTreeView
14715 * Gets the column searched on by the interactive search code.
14717 * Return value: the column the interactive search code searches in.
14720 gtk_tree_view_get_search_column (GtkTreeView *tree_view)
14722 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
14724 return (tree_view->priv->search_column);
14728 * gtk_tree_view_set_search_column:
14729 * @tree_view: A #GtkTreeView
14730 * @column: the column of the model to search in, or -1 to disable searching
14732 * Sets @column as the column where the interactive search code should
14733 * search in for the current model.
14735 * If the search column is set, users can use the "start-interactive-search"
14736 * key binding to bring up search popup. The enable-search property controls
14737 * whether simply typing text will also start an interactive search.
14739 * Note that @column refers to a column of the current model. The search
14740 * column is reset to -1 when the model is changed.
14743 gtk_tree_view_set_search_column (GtkTreeView *tree_view,
14746 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14747 g_return_if_fail (column >= -1);
14749 if (tree_view->priv->search_column == column)
14752 tree_view->priv->search_column = column;
14753 g_object_notify (G_OBJECT (tree_view), "search-column");
14757 * gtk_tree_view_get_search_equal_func: (skip)
14758 * @tree_view: A #GtkTreeView
14760 * Returns the compare function currently in use.
14762 * Return value: the currently used compare function for the search code.
14765 GtkTreeViewSearchEqualFunc
14766 gtk_tree_view_get_search_equal_func (GtkTreeView *tree_view)
14768 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14770 return tree_view->priv->search_equal_func;
14774 * gtk_tree_view_set_search_equal_func:
14775 * @tree_view: A #GtkTreeView
14776 * @search_equal_func: the compare function to use during the search
14777 * @search_user_data: (allow-none): user data to pass to @search_equal_func, or %NULL
14778 * @search_destroy: (allow-none): Destroy notifier for @search_user_data, or %NULL
14780 * Sets the compare function for the interactive search capabilities; note
14781 * that somewhat like strcmp() returning 0 for equality
14782 * #GtkTreeViewSearchEqualFunc returns %FALSE on matches.
14785 gtk_tree_view_set_search_equal_func (GtkTreeView *tree_view,
14786 GtkTreeViewSearchEqualFunc search_equal_func,
14787 gpointer search_user_data,
14788 GDestroyNotify search_destroy)
14790 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14791 g_return_if_fail (search_equal_func != NULL);
14793 if (tree_view->priv->search_destroy)
14794 tree_view->priv->search_destroy (tree_view->priv->search_user_data);
14796 tree_view->priv->search_equal_func = search_equal_func;
14797 tree_view->priv->search_user_data = search_user_data;
14798 tree_view->priv->search_destroy = search_destroy;
14799 if (tree_view->priv->search_equal_func == NULL)
14800 tree_view->priv->search_equal_func = gtk_tree_view_search_equal_func;
14804 * gtk_tree_view_get_search_entry:
14805 * @tree_view: A #GtkTreeView
14807 * Returns the #GtkEntry which is currently in use as interactive search
14808 * entry for @tree_view. In case the built-in entry is being used, %NULL
14809 * will be returned.
14811 * Return value: (transfer none): the entry currently in use as search entry.
14816 gtk_tree_view_get_search_entry (GtkTreeView *tree_view)
14818 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14820 if (tree_view->priv->search_custom_entry_set)
14821 return GTK_ENTRY (tree_view->priv->search_entry);
14827 * gtk_tree_view_set_search_entry:
14828 * @tree_view: A #GtkTreeView
14829 * @entry: (allow-none): the entry the interactive search code of @tree_view should use or %NULL
14831 * Sets the entry which the interactive search code will use for this
14832 * @tree_view. This is useful when you want to provide a search entry
14833 * in our interface at all time at a fixed position. Passing %NULL for
14834 * @entry will make the interactive search code use the built-in popup
14840 gtk_tree_view_set_search_entry (GtkTreeView *tree_view,
14843 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14844 g_return_if_fail (entry == NULL || GTK_IS_ENTRY (entry));
14846 if (tree_view->priv->search_custom_entry_set)
14848 if (tree_view->priv->search_entry_changed_id)
14850 g_signal_handler_disconnect (tree_view->priv->search_entry,
14851 tree_view->priv->search_entry_changed_id);
14852 tree_view->priv->search_entry_changed_id = 0;
14854 g_signal_handlers_disconnect_by_func (tree_view->priv->search_entry,
14855 G_CALLBACK (gtk_tree_view_search_key_press_event),
14858 g_object_unref (tree_view->priv->search_entry);
14860 else if (tree_view->priv->search_window)
14862 gtk_widget_destroy (tree_view->priv->search_window);
14864 tree_view->priv->search_window = NULL;
14869 tree_view->priv->search_entry = g_object_ref (entry);
14870 tree_view->priv->search_custom_entry_set = TRUE;
14872 if (tree_view->priv->search_entry_changed_id == 0)
14874 tree_view->priv->search_entry_changed_id =
14875 g_signal_connect (tree_view->priv->search_entry, "changed",
14876 G_CALLBACK (gtk_tree_view_search_init),
14880 g_signal_connect (tree_view->priv->search_entry, "key-press-event",
14881 G_CALLBACK (gtk_tree_view_search_key_press_event),
14884 gtk_tree_view_search_init (tree_view->priv->search_entry, tree_view);
14888 tree_view->priv->search_entry = NULL;
14889 tree_view->priv->search_custom_entry_set = FALSE;
14894 * gtk_tree_view_set_search_position_func:
14895 * @tree_view: A #GtkTreeView
14896 * @func: (allow-none): the function to use to position the search dialog, or %NULL
14897 * to use the default search position function
14898 * @data: (allow-none): user data to pass to @func, or %NULL
14899 * @destroy: (allow-none): Destroy notifier for @data, or %NULL
14901 * Sets the function to use when positioning the search dialog.
14906 gtk_tree_view_set_search_position_func (GtkTreeView *tree_view,
14907 GtkTreeViewSearchPositionFunc func,
14908 gpointer user_data,
14909 GDestroyNotify destroy)
14911 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14913 if (tree_view->priv->search_position_destroy)
14914 tree_view->priv->search_position_destroy (tree_view->priv->search_position_user_data);
14916 tree_view->priv->search_position_func = func;
14917 tree_view->priv->search_position_user_data = user_data;
14918 tree_view->priv->search_position_destroy = destroy;
14919 if (tree_view->priv->search_position_func == NULL)
14920 tree_view->priv->search_position_func = gtk_tree_view_search_position_func;
14924 * gtk_tree_view_get_search_position_func: (skip)
14925 * @tree_view: A #GtkTreeView
14927 * Returns the positioning function currently in use.
14929 * Return value: the currently used function for positioning the search dialog.
14933 GtkTreeViewSearchPositionFunc
14934 gtk_tree_view_get_search_position_func (GtkTreeView *tree_view)
14936 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14938 return tree_view->priv->search_position_func;
14943 gtk_tree_view_search_dialog_hide (GtkWidget *search_dialog,
14944 GtkTreeView *tree_view,
14947 if (tree_view->priv->disable_popdown)
14950 if (tree_view->priv->search_entry_changed_id)
14952 g_signal_handler_disconnect (tree_view->priv->search_entry,
14953 tree_view->priv->search_entry_changed_id);
14954 tree_view->priv->search_entry_changed_id = 0;
14956 if (tree_view->priv->typeselect_flush_timeout)
14958 g_source_remove (tree_view->priv->typeselect_flush_timeout);
14959 tree_view->priv->typeselect_flush_timeout = 0;
14962 if (gtk_widget_get_visible (search_dialog))
14964 /* send focus-in event */
14965 send_focus_change (GTK_WIDGET (tree_view->priv->search_entry), device, FALSE);
14966 gtk_widget_hide (search_dialog);
14967 gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), "");
14968 send_focus_change (GTK_WIDGET (tree_view), device, TRUE);
14973 gtk_tree_view_search_position_func (GtkTreeView *tree_view,
14974 GtkWidget *search_dialog,
14975 gpointer user_data)
14978 gint tree_x, tree_y;
14979 gint tree_width, tree_height;
14980 GdkWindow *tree_window = gtk_widget_get_window (GTK_WIDGET (tree_view));
14981 GdkScreen *screen = gdk_window_get_screen (tree_window);
14982 GtkRequisition requisition;
14984 GdkRectangle monitor;
14986 monitor_num = gdk_screen_get_monitor_at_window (screen, tree_window);
14987 gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
14989 gtk_widget_realize (search_dialog);
14991 gdk_window_get_origin (tree_window, &tree_x, &tree_y);
14992 tree_width = gdk_window_get_width (tree_window);
14993 tree_height = gdk_window_get_height (tree_window);
14994 gtk_widget_get_preferred_size (search_dialog, &requisition, NULL);
14996 if (tree_x + tree_width > gdk_screen_get_width (screen))
14997 x = gdk_screen_get_width (screen) - requisition.width;
14998 else if (tree_x + tree_width - requisition.width < 0)
15001 x = tree_x + tree_width - requisition.width;
15003 if (tree_y + tree_height + requisition.height > gdk_screen_get_height (screen))
15004 y = gdk_screen_get_height (screen) - requisition.height;
15005 else if (tree_y + tree_height < 0) /* isn't really possible ... */
15008 y = tree_y + tree_height;
15010 gtk_window_move (GTK_WINDOW (search_dialog), x, y);
15014 gtk_tree_view_search_disable_popdown (GtkEntry *entry,
15018 GtkTreeView *tree_view = (GtkTreeView *)data;
15020 tree_view->priv->disable_popdown = 1;
15021 g_signal_connect (menu, "hide",
15022 G_CALLBACK (gtk_tree_view_search_enable_popdown), data);
15025 /* Because we're visible but offscreen, we just set a flag in the preedit
15029 gtk_tree_view_search_preedit_changed (GtkIMContext *im_context,
15030 GtkTreeView *tree_view)
15032 tree_view->priv->imcontext_changed = 1;
15033 if (tree_view->priv->typeselect_flush_timeout)
15035 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15036 tree_view->priv->typeselect_flush_timeout =
15037 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15038 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15045 gtk_tree_view_search_activate (GtkEntry *entry,
15046 GtkTreeView *tree_view)
15052 gtk_tree_view_search_dialog_hide (tree_view->priv->search_window,
15054 gtk_get_current_event_device ());
15056 /* If we have a row selected and it's the cursor row, we activate
15058 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
15060 path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
15062 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
15064 if (node && GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
15065 gtk_tree_view_row_activated (tree_view, path, tree_view->priv->focus_column);
15067 gtk_tree_path_free (path);
15072 gtk_tree_view_real_search_enable_popdown (gpointer data)
15074 GtkTreeView *tree_view = (GtkTreeView *)data;
15076 tree_view->priv->disable_popdown = 0;
15082 gtk_tree_view_search_enable_popdown (GtkWidget *widget,
15085 gdk_threads_add_timeout_full (G_PRIORITY_HIGH, 200, gtk_tree_view_real_search_enable_popdown, g_object_ref (data), g_object_unref);
15089 gtk_tree_view_search_delete_event (GtkWidget *widget,
15090 GdkEventAny *event,
15091 GtkTreeView *tree_view)
15093 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
15095 gtk_tree_view_search_dialog_hide (widget, tree_view, NULL);
15101 gtk_tree_view_search_button_press_event (GtkWidget *widget,
15102 GdkEventButton *event,
15103 GtkTreeView *tree_view)
15105 GdkDevice *keyb_device;
15107 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
15109 keyb_device = gdk_device_get_associated_device (event->device);
15110 gtk_tree_view_search_dialog_hide (widget, tree_view, keyb_device);
15112 if (event->window == tree_view->priv->bin_window)
15113 gtk_tree_view_button_press (GTK_WIDGET (tree_view), event);
15119 gtk_tree_view_search_scroll_event (GtkWidget *widget,
15120 GdkEventScroll *event,
15121 GtkTreeView *tree_view)
15123 gboolean retval = FALSE;
15125 if (event->direction == GDK_SCROLL_UP)
15127 gtk_tree_view_search_move (widget, tree_view, TRUE);
15130 else if (event->direction == GDK_SCROLL_DOWN)
15132 gtk_tree_view_search_move (widget, tree_view, FALSE);
15136 /* renew the flush timeout */
15137 if (retval && tree_view->priv->typeselect_flush_timeout
15138 && !tree_view->priv->search_custom_entry_set)
15140 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15141 tree_view->priv->typeselect_flush_timeout =
15142 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15143 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15151 gtk_tree_view_search_key_press_event (GtkWidget *widget,
15152 GdkEventKey *event,
15153 GtkTreeView *tree_view)
15155 GdkModifierType default_accel;
15156 gboolean retval = FALSE;
15158 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
15159 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
15161 /* close window and cancel the search */
15162 if (!tree_view->priv->search_custom_entry_set
15163 && (event->keyval == GDK_KEY_Escape ||
15164 event->keyval == GDK_KEY_Tab ||
15165 event->keyval == GDK_KEY_KP_Tab ||
15166 event->keyval == GDK_KEY_ISO_Left_Tab))
15168 gtk_tree_view_search_dialog_hide (widget, tree_view,
15169 gdk_event_get_device ((GdkEvent *) event));
15173 default_accel = gtk_widget_get_modifier_mask (widget,
15174 GDK_MODIFIER_INTENT_PRIMARY_ACCELERATOR);
15176 /* select previous matching iter */
15177 if (event->keyval == GDK_KEY_Up || event->keyval == GDK_KEY_KP_Up)
15179 if (!gtk_tree_view_search_move (widget, tree_view, TRUE))
15180 gtk_widget_error_bell (widget);
15185 if (((event->state & (default_accel | GDK_SHIFT_MASK)) == (default_accel | GDK_SHIFT_MASK))
15186 && (event->keyval == GDK_KEY_g || event->keyval == GDK_KEY_G))
15188 if (!gtk_tree_view_search_move (widget, tree_view, TRUE))
15189 gtk_widget_error_bell (widget);
15194 /* select next matching iter */
15195 if (event->keyval == GDK_KEY_Down || event->keyval == GDK_KEY_KP_Down)
15197 if (!gtk_tree_view_search_move (widget, tree_view, FALSE))
15198 gtk_widget_error_bell (widget);
15203 if (((event->state & (default_accel | GDK_SHIFT_MASK)) == default_accel)
15204 && (event->keyval == GDK_KEY_g || event->keyval == GDK_KEY_G))
15206 if (!gtk_tree_view_search_move (widget, tree_view, FALSE))
15207 gtk_widget_error_bell (widget);
15212 /* renew the flush timeout */
15213 if (retval && tree_view->priv->typeselect_flush_timeout
15214 && !tree_view->priv->search_custom_entry_set)
15216 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15217 tree_view->priv->typeselect_flush_timeout =
15218 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15219 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15226 /* this function returns FALSE if there is a search string but
15227 * nothing was found, and TRUE otherwise.
15230 gtk_tree_view_search_move (GtkWidget *window,
15231 GtkTreeView *tree_view,
15239 GtkTreeModel *model;
15240 GtkTreeSelection *selection;
15242 text = gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry));
15244 g_return_val_if_fail (text != NULL, FALSE);
15246 len = strlen (text);
15248 if (up && tree_view->priv->selected_iter == 1)
15249 return strlen (text) < 1;
15251 len = strlen (text);
15256 model = gtk_tree_view_get_model (tree_view);
15257 selection = gtk_tree_view_get_selection (tree_view);
15260 gtk_tree_selection_unselect_all (selection);
15261 if (!gtk_tree_model_get_iter_first (model, &iter))
15264 ret = gtk_tree_view_search_iter (model, selection, &iter, text,
15265 &count, up?((tree_view->priv->selected_iter) - 1):((tree_view->priv->selected_iter + 1)));
15270 tree_view->priv->selected_iter += up?(-1):(1);
15275 /* return to old iter */
15277 gtk_tree_model_get_iter_first (model, &iter);
15278 gtk_tree_view_search_iter (model, selection,
15280 &count, tree_view->priv->selected_iter);
15286 gtk_tree_view_search_equal_func (GtkTreeModel *model,
15290 gpointer search_data)
15292 gboolean retval = TRUE;
15294 gchar *normalized_string;
15295 gchar *normalized_key;
15296 gchar *case_normalized_string = NULL;
15297 gchar *case_normalized_key = NULL;
15298 GValue value = G_VALUE_INIT;
15299 GValue transformed = G_VALUE_INIT;
15301 gtk_tree_model_get_value (model, iter, column, &value);
15303 g_value_init (&transformed, G_TYPE_STRING);
15305 if (!g_value_transform (&value, &transformed))
15307 g_value_unset (&value);
15311 g_value_unset (&value);
15313 str = g_value_get_string (&transformed);
15316 g_value_unset (&transformed);
15320 normalized_string = g_utf8_normalize (str, -1, G_NORMALIZE_ALL);
15321 normalized_key = g_utf8_normalize (key, -1, G_NORMALIZE_ALL);
15323 if (normalized_string && normalized_key)
15325 case_normalized_string = g_utf8_casefold (normalized_string, -1);
15326 case_normalized_key = g_utf8_casefold (normalized_key, -1);
15328 if (strncmp (case_normalized_key, case_normalized_string, strlen (case_normalized_key)) == 0)
15332 g_value_unset (&transformed);
15333 g_free (normalized_key);
15334 g_free (normalized_string);
15335 g_free (case_normalized_key);
15336 g_free (case_normalized_string);
15342 gtk_tree_view_search_iter (GtkTreeModel *model,
15343 GtkTreeSelection *selection,
15349 GtkRBTree *tree = NULL;
15350 GtkRBNode *node = NULL;
15353 GtkTreeView *tree_view = gtk_tree_selection_get_tree_view (selection);
15355 path = gtk_tree_model_get_path (model, iter);
15356 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
15360 if (! tree_view->priv->search_equal_func (model, tree_view->priv->search_column, text, iter, tree_view->priv->search_user_data))
15365 gtk_tree_view_scroll_to_cell (tree_view, path, NULL,
15367 gtk_tree_selection_select_iter (selection, iter);
15368 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
15371 gtk_tree_path_free (path);
15377 if (node->children)
15379 gboolean has_child;
15382 tree = node->children;
15385 while (node->left != tree->nil)
15389 has_child = gtk_tree_model_iter_children (model, iter, &tmp);
15390 gtk_tree_path_down (path);
15393 TREE_VIEW_INTERNAL_ASSERT (has_child, FALSE);
15397 gboolean done = FALSE;
15401 node = _gtk_rbtree_next (tree, node);
15407 has_next = gtk_tree_model_iter_next (model, iter);
15410 gtk_tree_path_next (path);
15413 TREE_VIEW_INTERNAL_ASSERT (has_next, FALSE);
15417 gboolean has_parent;
15418 GtkTreeIter tmp_iter = *iter;
15420 node = tree->parent_node;
15421 tree = tree->parent_tree;
15426 gtk_tree_path_free (path);
15428 /* we've run out of tree, done with this func */
15432 has_parent = gtk_tree_model_iter_parent (model,
15435 gtk_tree_path_up (path);
15438 TREE_VIEW_INTERNAL_ASSERT (has_parent, FALSE);
15450 gtk_tree_view_search_init (GtkWidget *entry,
15451 GtkTreeView *tree_view)
15457 GtkTreeModel *model;
15458 GtkTreeSelection *selection;
15460 g_return_if_fail (GTK_IS_ENTRY (entry));
15461 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15463 text = gtk_entry_get_text (GTK_ENTRY (entry));
15465 model = gtk_tree_view_get_model (tree_view);
15466 selection = gtk_tree_view_get_selection (tree_view);
15469 gtk_tree_selection_unselect_all (selection);
15470 if (tree_view->priv->typeselect_flush_timeout
15471 && !tree_view->priv->search_custom_entry_set)
15473 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15474 tree_view->priv->typeselect_flush_timeout =
15475 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15476 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15483 if (!gtk_tree_model_get_iter_first (model, &iter))
15486 ret = gtk_tree_view_search_iter (model, selection,
15491 tree_view->priv->selected_iter = 1;
15495 _gtk_tree_view_remove_editable (GtkTreeView *tree_view,
15496 GtkTreeViewColumn *column,
15497 GtkCellEditable *cell_editable)
15499 if (tree_view->priv->edited_column == NULL)
15502 g_return_if_fail (column == tree_view->priv->edited_column);
15504 tree_view->priv->edited_column = NULL;
15506 if (gtk_widget_has_focus (GTK_WIDGET (cell_editable)))
15507 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
15509 gtk_container_remove (GTK_CONTAINER (tree_view),
15510 GTK_WIDGET (cell_editable));
15512 /* FIXME should only redraw a single node */
15513 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
15517 gtk_tree_view_start_editing (GtkTreeView *tree_view,
15518 GtkTreePath *cursor_path,
15519 gboolean edit_only)
15522 GdkRectangle cell_area;
15523 GtkTreeViewColumn *focus_column;
15524 guint flags = 0; /* can be 0, as the flags are primarily for rendering */
15525 gint retval = FALSE;
15526 GtkRBTree *cursor_tree;
15527 GtkRBNode *cursor_node;
15529 g_assert (tree_view->priv->focus_column);
15530 focus_column = tree_view->priv->focus_column;
15532 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
15535 if (_gtk_tree_view_find_node (tree_view, cursor_path, &cursor_tree, &cursor_node) ||
15536 cursor_node == NULL)
15539 gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path);
15541 validate_row (tree_view, cursor_tree, cursor_node, &iter, cursor_path);
15543 gtk_tree_view_column_cell_set_cell_data (focus_column,
15544 tree_view->priv->model,
15546 GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_PARENT),
15547 cursor_node->children ? TRUE : FALSE);
15548 gtk_tree_view_get_cell_area (tree_view,
15553 if (gtk_cell_area_activate (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (focus_column)),
15554 _gtk_tree_view_column_get_context (focus_column),
15555 GTK_WIDGET (tree_view),
15564 _gtk_tree_view_add_editable (GtkTreeView *tree_view,
15565 GtkTreeViewColumn *column,
15567 GtkCellEditable *cell_editable,
15568 GdkRectangle *cell_area)
15570 gint pre_val = gtk_adjustment_get_value (tree_view->priv->vadjustment);
15571 GtkRequisition requisition;
15573 tree_view->priv->edited_column = column;
15575 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
15576 cell_area->y += pre_val - (int)gtk_adjustment_get_value (tree_view->priv->vadjustment);
15578 gtk_widget_get_preferred_size (GTK_WIDGET (cell_editable),
15579 &requisition, NULL);
15581 tree_view->priv->draw_keyfocus = TRUE;
15583 if (requisition.height < cell_area->height)
15585 gint diff = cell_area->height - requisition.height;
15586 gtk_tree_view_put (tree_view,
15587 GTK_WIDGET (cell_editable),
15588 cell_area->x, cell_area->y + diff/2,
15589 cell_area->width, requisition.height);
15593 gtk_tree_view_put (tree_view,
15594 GTK_WIDGET (cell_editable),
15595 cell_area->x, cell_area->y,
15596 cell_area->width, cell_area->height);
15601 gtk_tree_view_stop_editing (GtkTreeView *tree_view,
15602 gboolean cancel_editing)
15604 GtkTreeViewColumn *column;
15606 if (tree_view->priv->edited_column == NULL)
15610 * This is very evil. We need to do this, because
15611 * gtk_cell_editable_editing_done may trigger gtk_tree_view_row_changed
15612 * later on. If gtk_tree_view_row_changed notices
15613 * tree_view->priv->edited_column != NULL, it'll call
15614 * gtk_tree_view_stop_editing again. Bad things will happen then.
15616 * Please read that again if you intend to modify anything here.
15619 column = tree_view->priv->edited_column;
15620 gtk_cell_area_stop_editing (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column)), cancel_editing);
15621 tree_view->priv->edited_column = NULL;
15626 * gtk_tree_view_set_hover_selection:
15627 * @tree_view: a #GtkTreeView
15628 * @hover: %TRUE to enable hover selection mode
15630 * Enables or disables the hover selection mode of @tree_view.
15631 * Hover selection makes the selected row follow the pointer.
15632 * Currently, this works only for the selection modes
15633 * %GTK_SELECTION_SINGLE and %GTK_SELECTION_BROWSE.
15638 gtk_tree_view_set_hover_selection (GtkTreeView *tree_view,
15641 hover = hover != FALSE;
15643 if (hover != tree_view->priv->hover_selection)
15645 tree_view->priv->hover_selection = hover;
15647 g_object_notify (G_OBJECT (tree_view), "hover-selection");
15652 * gtk_tree_view_get_hover_selection:
15653 * @tree_view: a #GtkTreeView
15655 * Returns whether hover selection mode is turned on for @tree_view.
15657 * Return value: %TRUE if @tree_view is in hover selection mode
15662 gtk_tree_view_get_hover_selection (GtkTreeView *tree_view)
15664 return tree_view->priv->hover_selection;
15668 * gtk_tree_view_set_hover_expand:
15669 * @tree_view: a #GtkTreeView
15670 * @expand: %TRUE to enable hover selection mode
15672 * Enables of disables the hover expansion mode of @tree_view.
15673 * Hover expansion makes rows expand or collapse if the pointer
15679 gtk_tree_view_set_hover_expand (GtkTreeView *tree_view,
15682 expand = expand != FALSE;
15684 if (expand != tree_view->priv->hover_expand)
15686 tree_view->priv->hover_expand = expand;
15688 g_object_notify (G_OBJECT (tree_view), "hover-expand");
15693 * gtk_tree_view_get_hover_expand:
15694 * @tree_view: a #GtkTreeView
15696 * Returns whether hover expansion mode is turned on for @tree_view.
15698 * Return value: %TRUE if @tree_view is in hover expansion mode
15703 gtk_tree_view_get_hover_expand (GtkTreeView *tree_view)
15705 return tree_view->priv->hover_expand;
15709 * gtk_tree_view_set_rubber_banding:
15710 * @tree_view: a #GtkTreeView
15711 * @enable: %TRUE to enable rubber banding
15713 * Enables or disables rubber banding in @tree_view. If the selection mode
15714 * is #GTK_SELECTION_MULTIPLE, rubber banding will allow the user to select
15715 * multiple rows by dragging the mouse.
15720 gtk_tree_view_set_rubber_banding (GtkTreeView *tree_view,
15723 enable = enable != FALSE;
15725 if (enable != tree_view->priv->rubber_banding_enable)
15727 tree_view->priv->rubber_banding_enable = enable;
15729 g_object_notify (G_OBJECT (tree_view), "rubber-banding");
15734 * gtk_tree_view_get_rubber_banding:
15735 * @tree_view: a #GtkTreeView
15737 * Returns whether rubber banding is turned on for @tree_view. If the
15738 * selection mode is #GTK_SELECTION_MULTIPLE, rubber banding will allow the
15739 * user to select multiple rows by dragging the mouse.
15741 * Return value: %TRUE if rubber banding in @tree_view is enabled.
15746 gtk_tree_view_get_rubber_banding (GtkTreeView *tree_view)
15748 return tree_view->priv->rubber_banding_enable;
15752 * gtk_tree_view_is_rubber_banding_active:
15753 * @tree_view: a #GtkTreeView
15755 * Returns whether a rubber banding operation is currently being done
15758 * Return value: %TRUE if a rubber banding operation is currently being
15759 * done in @tree_view.
15764 gtk_tree_view_is_rubber_banding_active (GtkTreeView *tree_view)
15766 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
15768 if (tree_view->priv->rubber_banding_enable
15769 && tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
15776 * gtk_tree_view_get_row_separator_func: (skip)
15777 * @tree_view: a #GtkTreeView
15779 * Returns the current row separator function.
15781 * Return value: the current row separator function.
15785 GtkTreeViewRowSeparatorFunc
15786 gtk_tree_view_get_row_separator_func (GtkTreeView *tree_view)
15788 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
15790 return tree_view->priv->row_separator_func;
15794 * gtk_tree_view_set_row_separator_func:
15795 * @tree_view: a #GtkTreeView
15796 * @func: (allow-none): a #GtkTreeViewRowSeparatorFunc
15797 * @data: (allow-none): user data to pass to @func, or %NULL
15798 * @destroy: (allow-none): destroy notifier for @data, or %NULL
15800 * Sets the row separator function, which is used to determine
15801 * whether a row should be drawn as a separator. If the row separator
15802 * function is %NULL, no separators are drawn. This is the default value.
15807 gtk_tree_view_set_row_separator_func (GtkTreeView *tree_view,
15808 GtkTreeViewRowSeparatorFunc func,
15810 GDestroyNotify destroy)
15812 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15814 if (tree_view->priv->row_separator_destroy)
15815 tree_view->priv->row_separator_destroy (tree_view->priv->row_separator_data);
15817 tree_view->priv->row_separator_func = func;
15818 tree_view->priv->row_separator_data = data;
15819 tree_view->priv->row_separator_destroy = destroy;
15821 /* Have the tree recalculate heights */
15822 _gtk_rbtree_mark_invalid (tree_view->priv->tree);
15823 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
15828 gtk_tree_view_grab_notify (GtkWidget *widget,
15829 gboolean was_grabbed)
15831 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
15833 tree_view->priv->in_grab = !was_grabbed;
15837 tree_view->priv->pressed_button = -1;
15839 if (tree_view->priv->rubber_band_status)
15840 gtk_tree_view_stop_rubber_band (tree_view);
15845 gtk_tree_view_state_flags_changed (GtkWidget *widget,
15846 GtkStateFlags previous_state)
15848 if (gtk_widget_get_realized (widget))
15850 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
15851 GtkStyleContext *context;
15853 context = gtk_widget_get_style_context (widget);
15854 gtk_style_context_set_background (context, tree_view->priv->bin_window);
15857 gtk_widget_queue_draw (widget);
15861 * gtk_tree_view_get_grid_lines:
15862 * @tree_view: a #GtkTreeView
15864 * Returns which grid lines are enabled in @tree_view.
15866 * Return value: a #GtkTreeViewGridLines value indicating which grid lines
15871 GtkTreeViewGridLines
15872 gtk_tree_view_get_grid_lines (GtkTreeView *tree_view)
15874 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
15876 return tree_view->priv->grid_lines;
15880 * gtk_tree_view_set_grid_lines:
15881 * @tree_view: a #GtkTreeView
15882 * @grid_lines: a #GtkTreeViewGridLines value indicating which grid lines to
15885 * Sets which grid lines to draw in @tree_view.
15890 gtk_tree_view_set_grid_lines (GtkTreeView *tree_view,
15891 GtkTreeViewGridLines grid_lines)
15893 GtkTreeViewPrivate *priv;
15895 GtkTreeViewGridLines old_grid_lines;
15897 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15899 priv = tree_view->priv;
15900 widget = GTK_WIDGET (tree_view);
15902 old_grid_lines = priv->grid_lines;
15903 priv->grid_lines = grid_lines;
15905 if (gtk_widget_get_realized (widget))
15907 if (grid_lines == GTK_TREE_VIEW_GRID_LINES_NONE &&
15908 priv->grid_line_width)
15910 priv->grid_line_width = 0;
15913 if (grid_lines != GTK_TREE_VIEW_GRID_LINES_NONE &&
15914 !priv->grid_line_width)
15918 gtk_widget_style_get (widget,
15919 "grid-line-width", &priv->grid_line_width,
15920 "grid-line-pattern", (gchar *)&dash_list,
15925 priv->grid_line_dashes[0] = dash_list[0];
15927 priv->grid_line_dashes[1] = dash_list[1];
15929 g_free (dash_list);
15933 priv->grid_line_dashes[0] = 1;
15934 priv->grid_line_dashes[1] = 1;
15939 if (old_grid_lines != grid_lines)
15941 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
15943 g_object_notify (G_OBJECT (tree_view), "enable-grid-lines");
15948 * gtk_tree_view_get_enable_tree_lines:
15949 * @tree_view: a #GtkTreeView.
15951 * Returns whether or not tree lines are drawn in @tree_view.
15953 * Return value: %TRUE if tree lines are drawn in @tree_view, %FALSE
15959 gtk_tree_view_get_enable_tree_lines (GtkTreeView *tree_view)
15961 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
15963 return tree_view->priv->tree_lines_enabled;
15967 * gtk_tree_view_set_enable_tree_lines:
15968 * @tree_view: a #GtkTreeView
15969 * @enabled: %TRUE to enable tree line drawing, %FALSE otherwise.
15971 * Sets whether to draw lines interconnecting the expanders in @tree_view.
15972 * This does not have any visible effects for lists.
15977 gtk_tree_view_set_enable_tree_lines (GtkTreeView *tree_view,
15980 GtkTreeViewPrivate *priv;
15982 gboolean was_enabled;
15984 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15986 enabled = enabled != FALSE;
15988 priv = tree_view->priv;
15989 widget = GTK_WIDGET (tree_view);
15991 was_enabled = priv->tree_lines_enabled;
15993 priv->tree_lines_enabled = enabled;
15995 if (gtk_widget_get_realized (widget))
15997 if (!enabled && priv->tree_line_width)
15999 priv->tree_line_width = 0;
16002 if (enabled && !priv->tree_line_width)
16005 gtk_widget_style_get (widget,
16006 "tree-line-width", &priv->tree_line_width,
16007 "tree-line-pattern", (gchar *)&dash_list,
16012 priv->tree_line_dashes[0] = dash_list[0];
16014 priv->tree_line_dashes[1] = dash_list[1];
16016 g_free (dash_list);
16020 priv->tree_line_dashes[0] = 1;
16021 priv->tree_line_dashes[1] = 1;
16026 if (was_enabled != enabled)
16028 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16030 g_object_notify (G_OBJECT (tree_view), "enable-tree-lines");
16036 * gtk_tree_view_set_show_expanders:
16037 * @tree_view: a #GtkTreeView
16038 * @enabled: %TRUE to enable expander drawing, %FALSE otherwise.
16040 * Sets whether to draw and enable expanders and indent child rows in
16041 * @tree_view. When disabled there will be no expanders visible in trees
16042 * and there will be no way to expand and collapse rows by default. Also
16043 * note that hiding the expanders will disable the default indentation. You
16044 * can set a custom indentation in this case using
16045 * gtk_tree_view_set_level_indentation().
16046 * This does not have any visible effects for lists.
16051 gtk_tree_view_set_show_expanders (GtkTreeView *tree_view,
16054 gboolean was_enabled;
16056 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16058 enabled = enabled != FALSE;
16059 was_enabled = tree_view->priv->show_expanders;
16061 tree_view->priv->show_expanders = enabled == TRUE;
16063 if (enabled != was_enabled)
16064 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16068 * gtk_tree_view_get_show_expanders:
16069 * @tree_view: a #GtkTreeView.
16071 * Returns whether or not expanders are drawn in @tree_view.
16073 * Return value: %TRUE if expanders are drawn in @tree_view, %FALSE
16079 gtk_tree_view_get_show_expanders (GtkTreeView *tree_view)
16081 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
16083 return tree_view->priv->show_expanders;
16087 * gtk_tree_view_set_level_indentation:
16088 * @tree_view: a #GtkTreeView
16089 * @indentation: the amount, in pixels, of extra indentation in @tree_view.
16091 * Sets the amount of extra indentation for child levels to use in @tree_view
16092 * in addition to the default indentation. The value should be specified in
16093 * pixels, a value of 0 disables this feature and in this case only the default
16094 * indentation will be used.
16095 * This does not have any visible effects for lists.
16100 gtk_tree_view_set_level_indentation (GtkTreeView *tree_view,
16103 tree_view->priv->level_indentation = indentation;
16105 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16109 * gtk_tree_view_get_level_indentation:
16110 * @tree_view: a #GtkTreeView.
16112 * Returns the amount, in pixels, of extra indentation for child levels
16115 * Return value: the amount of extra indentation for child levels in
16116 * @tree_view. A return value of 0 means that this feature is disabled.
16121 gtk_tree_view_get_level_indentation (GtkTreeView *tree_view)
16123 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
16125 return tree_view->priv->level_indentation;
16129 * gtk_tree_view_set_tooltip_row:
16130 * @tree_view: a #GtkTreeView
16131 * @tooltip: a #GtkTooltip
16132 * @path: a #GtkTreePath
16134 * Sets the tip area of @tooltip to be the area covered by the row at @path.
16135 * See also gtk_tree_view_set_tooltip_column() for a simpler alternative.
16136 * See also gtk_tooltip_set_tip_area().
16141 gtk_tree_view_set_tooltip_row (GtkTreeView *tree_view,
16142 GtkTooltip *tooltip,
16145 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16146 g_return_if_fail (GTK_IS_TOOLTIP (tooltip));
16148 gtk_tree_view_set_tooltip_cell (tree_view, tooltip, path, NULL, NULL);
16152 * gtk_tree_view_set_tooltip_cell:
16153 * @tree_view: a #GtkTreeView
16154 * @tooltip: a #GtkTooltip
16155 * @path: (allow-none): a #GtkTreePath or %NULL
16156 * @column: (allow-none): a #GtkTreeViewColumn or %NULL
16157 * @cell: (allow-none): a #GtkCellRenderer or %NULL
16159 * Sets the tip area of @tooltip to the area @path, @column and @cell have
16160 * in common. For example if @path is %NULL and @column is set, the tip
16161 * area will be set to the full area covered by @column. See also
16162 * gtk_tooltip_set_tip_area().
16164 * Note that if @path is not specified and @cell is set and part of a column
16165 * containing the expander, the tooltip might not show and hide at the correct
16166 * position. In such cases @path must be set to the current node under the
16167 * mouse cursor for this function to operate correctly.
16169 * See also gtk_tree_view_set_tooltip_column() for a simpler alternative.
16174 gtk_tree_view_set_tooltip_cell (GtkTreeView *tree_view,
16175 GtkTooltip *tooltip,
16177 GtkTreeViewColumn *column,
16178 GtkCellRenderer *cell)
16180 GtkAllocation allocation;
16183 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16184 g_return_if_fail (GTK_IS_TOOLTIP (tooltip));
16185 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
16186 g_return_if_fail (cell == NULL || GTK_IS_CELL_RENDERER (cell));
16188 /* Determine x values. */
16189 if (column && cell)
16194 /* We always pass in path here, whether it is NULL or not.
16195 * For cells in expander columns path must be specified so that
16196 * we can correctly account for the indentation. This also means
16197 * that the tooltip is constrained vertically by the "Determine y
16198 * values" code below; this is not a real problem since cells actually
16199 * don't stretch vertically in constrast to columns.
16201 gtk_tree_view_get_cell_area (tree_view, path, column, &tmp);
16202 gtk_tree_view_column_cell_get_position (column, cell, &start, &width);
16204 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
16207 rect.width = width;
16213 gtk_tree_view_get_background_area (tree_view, NULL, column, &tmp);
16214 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
16217 rect.width = tmp.width;
16221 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
16223 rect.width = allocation.width;
16226 /* Determine y values. */
16231 gtk_tree_view_get_background_area (tree_view, path, NULL, &tmp);
16232 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
16235 rect.height = tmp.height;
16240 rect.height = gtk_adjustment_get_page_size (tree_view->priv->vadjustment);
16243 gtk_tooltip_set_tip_area (tooltip, &rect);
16247 * gtk_tree_view_get_tooltip_context:
16248 * @tree_view: a #GtkTreeView
16249 * @x: (inout): the x coordinate (relative to widget coordinates)
16250 * @y: (inout): the y coordinate (relative to widget coordinates)
16251 * @keyboard_tip: whether this is a keyboard tooltip or not
16252 * @model: (out) (allow-none): a pointer to receive a #GtkTreeModel or %NULL
16253 * @path: (out) (allow-none): a pointer to receive a #GtkTreePath or %NULL
16254 * @iter: (out) (allow-none): a pointer to receive a #GtkTreeIter or %NULL
16256 * This function is supposed to be used in a #GtkWidget::query-tooltip
16257 * signal handler for #GtkTreeView. The @x, @y and @keyboard_tip values
16258 * which are received in the signal handler, should be passed to this
16259 * function without modification.
16261 * The return value indicates whether there is a tree view row at the given
16262 * coordinates (%TRUE) or not (%FALSE) for mouse tooltips. For keyboard
16263 * tooltips the row returned will be the cursor row. When %TRUE, then any of
16264 * @model, @path and @iter which have been provided will be set to point to
16265 * that row and the corresponding model. @x and @y will always be converted
16266 * to be relative to @tree_view's bin_window if @keyboard_tooltip is %FALSE.
16268 * Return value: whether or not the given tooltip context points to a row.
16273 gtk_tree_view_get_tooltip_context (GtkTreeView *tree_view,
16276 gboolean keyboard_tip,
16277 GtkTreeModel **model,
16278 GtkTreePath **path,
16281 GtkTreePath *tmppath = NULL;
16283 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
16284 g_return_val_if_fail (x != NULL, FALSE);
16285 g_return_val_if_fail (y != NULL, FALSE);
16289 gtk_tree_view_get_cursor (tree_view, &tmppath, NULL);
16296 gtk_tree_view_convert_widget_to_bin_window_coords (tree_view, *x, *y,
16299 if (!gtk_tree_view_get_path_at_pos (tree_view, *x, *y,
16300 &tmppath, NULL, NULL, NULL))
16305 *model = gtk_tree_view_get_model (tree_view);
16308 gtk_tree_model_get_iter (gtk_tree_view_get_model (tree_view),
16314 gtk_tree_path_free (tmppath);
16320 gtk_tree_view_set_tooltip_query_cb (GtkWidget *widget,
16323 gboolean keyboard_tip,
16324 GtkTooltip *tooltip,
16327 GValue value = G_VALUE_INIT;
16328 GValue transformed = G_VALUE_INIT;
16331 GtkTreeModel *model;
16332 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
16334 if (!gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (widget),
16337 &model, &path, &iter))
16340 gtk_tree_model_get_value (model, &iter,
16341 tree_view->priv->tooltip_column, &value);
16343 g_value_init (&transformed, G_TYPE_STRING);
16345 if (!g_value_transform (&value, &transformed))
16347 g_value_unset (&value);
16348 gtk_tree_path_free (path);
16353 g_value_unset (&value);
16355 if (!g_value_get_string (&transformed))
16357 g_value_unset (&transformed);
16358 gtk_tree_path_free (path);
16363 gtk_tooltip_set_markup (tooltip, g_value_get_string (&transformed));
16364 gtk_tree_view_set_tooltip_row (tree_view, tooltip, path);
16366 gtk_tree_path_free (path);
16367 g_value_unset (&transformed);
16373 * gtk_tree_view_set_tooltip_column:
16374 * @tree_view: a #GtkTreeView
16375 * @column: an integer, which is a valid column number for @tree_view's model
16377 * If you only plan to have simple (text-only) tooltips on full rows, you
16378 * can use this function to have #GtkTreeView handle these automatically
16379 * for you. @column should be set to the column in @tree_view's model
16380 * containing the tooltip texts, or -1 to disable this feature.
16382 * When enabled, #GtkWidget::has-tooltip will be set to %TRUE and
16383 * @tree_view will connect a #GtkWidget::query-tooltip signal handler.
16385 * Note that the signal handler sets the text with gtk_tooltip_set_markup(),
16386 * so &, <, etc have to be escaped in the text.
16391 gtk_tree_view_set_tooltip_column (GtkTreeView *tree_view,
16394 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16396 if (column == tree_view->priv->tooltip_column)
16401 g_signal_handlers_disconnect_by_func (tree_view,
16402 gtk_tree_view_set_tooltip_query_cb,
16404 gtk_widget_set_has_tooltip (GTK_WIDGET (tree_view), FALSE);
16408 if (tree_view->priv->tooltip_column == -1)
16410 g_signal_connect (tree_view, "query-tooltip",
16411 G_CALLBACK (gtk_tree_view_set_tooltip_query_cb), NULL);
16412 gtk_widget_set_has_tooltip (GTK_WIDGET (tree_view), TRUE);
16416 tree_view->priv->tooltip_column = column;
16417 g_object_notify (G_OBJECT (tree_view), "tooltip-column");
16421 * gtk_tree_view_get_tooltip_column:
16422 * @tree_view: a #GtkTreeView
16424 * Returns the column of @tree_view's model which is being used for
16425 * displaying tooltips on @tree_view's rows.
16427 * Return value: the index of the tooltip column that is currently being
16428 * used, or -1 if this is disabled.
16433 gtk_tree_view_get_tooltip_column (GtkTreeView *tree_view)
16435 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
16437 return tree_view->priv->tooltip_column;