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"
43 #include "gtktreemodelsort.h"
44 #include "gtktooltip.h"
45 #include "gtkscrollable.h"
46 #include "gtkcelllayout.h"
47 #include "gtkprivate.h"
48 #include "gtkwidgetprivate.h"
49 #include "gtkentryprivate.h"
50 #include "gtkstylecontextprivate.h"
51 #include "gtktypebuiltins.h"
53 #include "a11y/gtktreeviewaccessible.h"
58 * @Short_description: A widget for displaying both trees and lists
60 * @See_also: #GtkTreeViewColumn, #GtkTreeSelection, #GtkTreeDnd, #GtkTreeMode,
61 * #GtkTreeSortable, #GtkTreeModelSort, #GtkListStore, #GtkTreeStore,
62 * #GtkCellRenderer, #GtkCellEditable, #GtkCellRendererPixbuf,
63 * #GtkCellRendererText, #GtkCellRendererToggle
65 * Widget that displays any object that implements the #GtkTreeModel interface.
67 * Please refer to the <link linkend="TreeWidget">tree widget conceptual
68 * overview</link> for an overview of all the objects and data types related
69 * to the tree widget and how they work together.
71 * Several different coordinate systems are exposed in the GtkTreeView API.
74 * <inlinegraphic fileref="tree-view-coordinates.png" format="PNG"></inlinegraphic>
75 * <variablelist><title>Coordinate systems in GtkTreeView API</title>
76 * <varlistentry><term>Widget coordinates</term>
79 * Coordinates relative to the widget (usually <literal>widget->window</literal>).
83 * <varlistentry><term>Bin window coordinates</term>
86 * Coordinates relative to the window that GtkTreeView renders to.
90 * <varlistentry><term>Tree coordinates</term>
93 * Coordinates relative to the entire scrollable area of GtkTreeView. These
94 * coordinates start at (0, 0) for row 0 of the tree.
100 * Several functions are available for converting between the different
101 * coordinate systems. The most common translations are between widget and bin
102 * window coordinates and between bin window and tree coordinates. For the
103 * former you can use gtk_tree_view_convert_widget_to_bin_window_coords()
104 * (and vice versa), for the latter gtk_tree_view_convert_bin_window_to_tree_coords()
107 * <refsect2 id="GtkTreeView-BUILDER-UI">
108 * <title>GtkTreeView as GtkBuildable</title>
109 * The GtkTreeView implementation of the GtkBuildable interface accepts
110 * #GtkTreeViewColumn objects as <child> elements and exposes the
111 * internal #GtkTreeSelection in UI definitions.
113 * <title>A UI definition fragment with GtkTreeView</title>
114 * <programlisting><![CDATA[
115 * <object class="GtkTreeView" id="treeview">
116 * <property name="model">liststore1</property>
118 * <object class="GtkTreeViewColumn" id="test-column">
119 * <property name="title">Test</property>
121 * <object class="GtkCellRendererText" id="test-renderer"/>
123 * <attribute name="text">1</attribute>
128 * <child internal-child="selection">
129 * <object class="GtkTreeSelection" id="selection">
130 * <signal name="changed" handler="on_treeview_selection_changed"/>
134 * ]]></programlisting>
141 DRAG_COLUMN_WINDOW_STATE_UNSET = 0,
142 DRAG_COLUMN_WINDOW_STATE_ORIGINAL = 1,
143 DRAG_COLUMN_WINDOW_STATE_ARROW = 2,
144 DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT = 3,
145 DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT = 4
151 RUBBER_BAND_MAYBE_START = 1,
152 RUBBER_BAND_ACTIVE = 2
155 /* This lovely little value is used to determine how far away from the title bar
156 * you can move the mouse and still have a column drag work.
158 #define TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER(tree_view) (10*gtk_tree_view_get_effective_header_height(tree_view))
162 #define TREE_VIEW_INTERNAL_ASSERT(expr, ret) G_STMT_START{ \
165 g_log (G_LOG_DOMAIN, \
166 G_LOG_LEVEL_CRITICAL, \
167 "%s (%s): assertion `%s' failed.\n" \
168 "There is a disparity between the internal view of the GtkTreeView,\n" \
169 "and the GtkTreeModel. This generally means that the model has changed\n"\
170 "without letting the view know. Any display from now on is likely to\n" \
178 #define TREE_VIEW_INTERNAL_ASSERT_VOID(expr) G_STMT_START{ \
181 g_log (G_LOG_DOMAIN, \
182 G_LOG_LEVEL_CRITICAL, \
183 "%s (%s): assertion `%s' failed.\n" \
184 "There is a disparity between the internal view of the GtkTreeView,\n" \
185 "and the GtkTreeModel. This generally means that the model has changed\n"\
186 "without letting the view know. Any display from now on is likely to\n" \
196 #define TREE_VIEW_INTERNAL_ASSERT(expr, ret) G_STMT_START{ \
199 g_log (G_LOG_DOMAIN, \
200 G_LOG_LEVEL_CRITICAL, \
201 "file %s: line %d: assertion `%s' failed.\n" \
202 "There is a disparity between the internal view of the GtkTreeView,\n" \
203 "and the GtkTreeModel. This generally means that the model has changed\n"\
204 "without letting the view know. Any display from now on is likely to\n" \
212 #define TREE_VIEW_INTERNAL_ASSERT_VOID(expr) G_STMT_START{ \
215 g_log (G_LOG_DOMAIN, \
216 G_LOG_LEVEL_CRITICAL, \
217 "file %s: line %d: assertion '%s' failed.\n" \
218 "There is a disparity between the internal view of the GtkTreeView,\n" \
219 "and the GtkTreeModel. This generally means that the model has changed\n"\
220 "without letting the view know. Any display from now on is likely to\n" \
229 #define GTK_TREE_VIEW_PRIORITY_VALIDATE (GDK_PRIORITY_REDRAW + 5)
230 #define GTK_TREE_VIEW_PRIORITY_SCROLL_SYNC (GTK_TREE_VIEW_PRIORITY_VALIDATE + 2)
231 #define GTK_TREE_VIEW_TIME_MS_PER_IDLE 30
232 #define SCROLL_EDGE_SIZE 15
233 #define EXPANDER_EXTRA_PADDING 4
234 #define GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT 5000
235 #define AUTO_EXPAND_TIMEOUT 500
237 /* Translate from bin_window coordinates to rbtree (tree coordinates) and
240 #define TREE_WINDOW_Y_TO_RBTREE_Y(tree_view,y) ((y) + tree_view->priv->dy)
241 #define RBTREE_Y_TO_TREE_WINDOW_Y(tree_view,y) ((y) - tree_view->priv->dy)
243 typedef struct _GtkTreeViewColumnReorder GtkTreeViewColumnReorder;
244 struct _GtkTreeViewColumnReorder
248 GtkTreeViewColumn *left_column;
249 GtkTreeViewColumn *right_column;
252 typedef struct _GtkTreeViewChild GtkTreeViewChild;
253 struct _GtkTreeViewChild
263 typedef struct _TreeViewDragInfo TreeViewDragInfo;
264 struct _TreeViewDragInfo
266 GdkModifierType start_button_mask;
267 GtkTargetList *_unused_source_target_list;
268 GdkDragAction source_actions;
270 GtkTargetList *_unused_dest_target_list;
272 guint source_set : 1;
277 struct _GtkTreeViewPrivate
281 /* tree information */
290 GtkAdjustment *hadjustment;
291 GtkAdjustment *vadjustment;
292 gint min_display_width;
293 gint min_display_height;
296 GdkWindow *bin_window;
297 GdkWindow *header_window;
299 /* Scroll position state keeping */
300 GtkTreeRowReference *top_row;
302 /* dy == y pos of top_row + top_row_dy */
303 /* we cache it for simplicity of the code */
306 guint presize_handler_timer;
307 guint validate_rows_timer;
308 guint scroll_sync_timer;
310 /* Indentation and expander layout */
312 GtkTreeViewColumn *expander_column;
314 gint level_indentation;
316 /* Key navigation (focus), selection */
319 GtkTreeRowReference *anchor;
320 GtkTreeRowReference *cursor;
322 GtkTreeViewColumn *focus_column;
324 /* Current pressed node, previously pressed, prelight */
325 GtkRBNode *button_pressed_node;
326 GtkRBTree *button_pressed_tree;
335 guint last_button_time;
339 GtkRBNode *prelight_node;
340 GtkRBTree *prelight_tree;
343 GtkTreeViewColumn *edited_column;
345 /* The node that's currently being collapsed or expanded */
346 GtkRBNode *expanded_collapsed_node;
347 GtkRBTree *expanded_collapsed_tree;
348 guint expand_collapse_timeout;
350 /* Auto expand/collapse timeout in hover mode */
351 guint auto_expand_timeout;
353 /* Selection information */
354 GtkTreeSelection *selection;
356 /* Header information */
361 GtkTreeViewColumnDropFunc column_drop_func;
362 gpointer column_drop_func_data;
363 GDestroyNotify column_drop_func_data_destroy;
364 GList *column_drag_info;
365 GtkTreeViewColumnReorder *cur_reorder;
367 gint prev_width_before_expander;
369 /* Interactive Header reordering */
370 GdkWindow *drag_window;
371 GdkWindow *drag_highlight_window;
372 GtkTreeViewColumn *drag_column;
375 /* Interactive Header Resizing */
379 /* Non-interactive Header Resizing, expand flag support */
382 gint last_extra_space;
383 gint last_extra_space_per_column;
384 gint last_number_of_expand_columns;
387 GtkTreeDestroyCountFunc destroy_count_func;
388 gpointer destroy_count_data;
389 GDestroyNotify destroy_count_destroy;
391 /* Scroll timeout (e.g. during dnd, rubber banding) */
392 guint scroll_timeout;
394 /* Row drag-and-drop */
395 GtkTreeRowReference *drag_dest_row;
396 GtkTreeViewDropPosition drag_dest_pos;
397 guint open_dest_timeout;
400 gint rubber_band_status;
403 gint rubber_band_extend;
404 gint rubber_band_modify;
406 GtkRBNode *rubber_band_start_node;
407 GtkRBTree *rubber_band_start_tree;
409 GtkRBNode *rubber_band_end_node;
410 GtkRBTree *rubber_band_end_tree;
415 /* Scroll-to functionality when unrealized */
416 GtkTreeRowReference *scroll_to_path;
417 GtkTreeViewColumn *scroll_to_column;
418 gfloat scroll_to_row_align;
419 gfloat scroll_to_col_align;
421 /* Interactive search */
424 GtkTreeViewSearchPositionFunc search_position_func;
425 GtkTreeViewSearchEqualFunc search_equal_func;
426 gpointer search_user_data;
427 GDestroyNotify search_destroy;
428 gpointer search_position_user_data;
429 GDestroyNotify search_position_destroy;
430 GtkWidget *search_window;
431 GtkWidget *search_entry;
432 gulong search_entry_changed_id;
433 guint typeselect_flush_timeout;
435 /* Grid and tree lines */
436 GtkTreeViewGridLines grid_lines;
437 double grid_line_dashes[2];
440 gboolean tree_lines_enabled;
441 double tree_line_dashes[2];
445 GtkTreeViewRowSeparatorFunc row_separator_func;
446 gpointer row_separator_data;
447 GDestroyNotify row_separator_destroy;
449 /* Tooltip support */
452 /* Here comes the bitfield */
453 guint scroll_to_use_align : 1;
455 guint fixed_height_mode : 1;
456 guint fixed_height_check : 1;
458 guint reorderable : 1;
459 guint header_has_focus : 1;
460 guint drag_column_window_state : 3;
461 /* hint to display rows in alternating colors */
463 guint mark_rows_col_dirty : 1;
466 guint empty_view_drop : 1;
468 guint modify_selection_pressed : 1;
469 guint extend_selection_pressed : 1;
471 guint init_hadjust_value : 1;
473 guint in_top_row_to_dy : 1;
475 /* interactive search */
476 guint enable_search : 1;
477 guint disable_popdown : 1;
478 guint search_custom_entry_set : 1;
480 guint hover_selection : 1;
481 guint hover_expand : 1;
482 guint imcontext_changed : 1;
484 guint rubber_banding_enable : 1;
488 guint post_validation_flag : 1;
490 /* Whether our key press handler is to avoid sending an unhandled binding to the search entry */
491 guint search_entry_avoid_unhandled_binding : 1;
493 /* GtkScrollablePolicy needs to be checked when
494 * driving the scrollable adjustment values */
495 guint hscroll_policy : 1;
496 guint vscroll_policy : 1;
498 /* GtkTreeView flags */
500 guint show_expanders : 1;
501 guint in_column_resize : 1;
502 guint arrow_prelit : 1;
503 guint headers_visible : 1;
504 guint draw_keyfocus : 1;
505 guint model_setup : 1;
506 guint in_column_drag : 1;
525 EXPAND_COLLAPSE_CURSOR_ROW,
526 SELECT_CURSOR_PARENT,
527 START_INTERACTIVE_SEARCH,
539 PROP_HEADERS_VISIBLE,
540 PROP_HEADERS_CLICKABLE,
541 PROP_EXPANDER_COLUMN,
546 PROP_FIXED_HEIGHT_MODE,
547 PROP_HOVER_SELECTION,
550 PROP_LEVEL_INDENTATION,
552 PROP_ENABLE_GRID_LINES,
553 PROP_ENABLE_TREE_LINES,
558 static void gtk_tree_view_finalize (GObject *object);
559 static void gtk_tree_view_set_property (GObject *object,
563 static void gtk_tree_view_get_property (GObject *object,
568 /* gtkwidget signals */
569 static void gtk_tree_view_destroy (GtkWidget *widget);
570 static void gtk_tree_view_realize (GtkWidget *widget);
571 static void gtk_tree_view_unrealize (GtkWidget *widget);
572 static void gtk_tree_view_map (GtkWidget *widget);
573 static void gtk_tree_view_get_preferred_width (GtkWidget *widget,
576 static void gtk_tree_view_get_preferred_height (GtkWidget *widget,
579 static void gtk_tree_view_size_request (GtkWidget *widget,
580 GtkRequisition *requisition,
581 gboolean may_validate);
582 static void gtk_tree_view_size_allocate (GtkWidget *widget,
583 GtkAllocation *allocation);
584 static gboolean gtk_tree_view_draw (GtkWidget *widget,
586 static gboolean gtk_tree_view_key_press (GtkWidget *widget,
588 static gboolean gtk_tree_view_key_release (GtkWidget *widget,
590 static gboolean gtk_tree_view_motion (GtkWidget *widget,
591 GdkEventMotion *event);
592 static gboolean gtk_tree_view_enter_notify (GtkWidget *widget,
593 GdkEventCrossing *event);
594 static gboolean gtk_tree_view_leave_notify (GtkWidget *widget,
595 GdkEventCrossing *event);
596 static gboolean gtk_tree_view_button_press (GtkWidget *widget,
597 GdkEventButton *event);
598 static gboolean gtk_tree_view_button_release (GtkWidget *widget,
599 GdkEventButton *event);
600 static gboolean gtk_tree_view_grab_broken (GtkWidget *widget,
601 GdkEventGrabBroken *event);
603 static gboolean gtk_tree_view_configure (GtkWidget *widget,
604 GdkEventConfigure *event);
607 static GtkWidgetPath * gtk_tree_view_get_path_for_child (GtkContainer *container,
610 static void gtk_tree_view_set_focus_child (GtkContainer *container,
612 static gint gtk_tree_view_focus_out (GtkWidget *widget,
613 GdkEventFocus *event);
614 static gint gtk_tree_view_focus (GtkWidget *widget,
615 GtkDirectionType direction);
616 static void gtk_tree_view_grab_focus (GtkWidget *widget);
617 static void gtk_tree_view_style_updated (GtkWidget *widget);
618 static void gtk_tree_view_grab_notify (GtkWidget *widget,
619 gboolean was_grabbed);
620 static void gtk_tree_view_state_flags_changed (GtkWidget *widget,
621 GtkStateFlags previous_state);
623 /* container signals */
624 static void gtk_tree_view_remove (GtkContainer *container,
626 static void gtk_tree_view_forall (GtkContainer *container,
627 gboolean include_internals,
628 GtkCallback callback,
629 gpointer callback_data);
631 /* Source side drag signals */
632 static void gtk_tree_view_drag_begin (GtkWidget *widget,
633 GdkDragContext *context);
634 static void gtk_tree_view_drag_end (GtkWidget *widget,
635 GdkDragContext *context);
636 static void gtk_tree_view_drag_data_get (GtkWidget *widget,
637 GdkDragContext *context,
638 GtkSelectionData *selection_data,
641 static void gtk_tree_view_drag_data_delete (GtkWidget *widget,
642 GdkDragContext *context);
644 /* Target side drag signals */
645 static void gtk_tree_view_drag_leave (GtkWidget *widget,
646 GdkDragContext *context,
648 static gboolean gtk_tree_view_drag_motion (GtkWidget *widget,
649 GdkDragContext *context,
653 static gboolean gtk_tree_view_drag_drop (GtkWidget *widget,
654 GdkDragContext *context,
658 static void gtk_tree_view_drag_data_received (GtkWidget *widget,
659 GdkDragContext *context,
662 GtkSelectionData *selection_data,
666 /* tree_model signals */
667 static gboolean gtk_tree_view_real_move_cursor (GtkTreeView *tree_view,
668 GtkMovementStep step,
670 static gboolean gtk_tree_view_real_select_all (GtkTreeView *tree_view);
671 static gboolean gtk_tree_view_real_unselect_all (GtkTreeView *tree_view);
672 static gboolean gtk_tree_view_real_select_cursor_row (GtkTreeView *tree_view,
673 gboolean start_editing);
674 static gboolean gtk_tree_view_real_toggle_cursor_row (GtkTreeView *tree_view);
675 static gboolean gtk_tree_view_real_expand_collapse_cursor_row (GtkTreeView *tree_view,
679 static gboolean gtk_tree_view_real_select_cursor_parent (GtkTreeView *tree_view);
680 static void gtk_tree_view_row_changed (GtkTreeModel *model,
684 static void gtk_tree_view_row_inserted (GtkTreeModel *model,
688 static void gtk_tree_view_row_has_child_toggled (GtkTreeModel *model,
692 static void gtk_tree_view_row_deleted (GtkTreeModel *model,
695 static void gtk_tree_view_rows_reordered (GtkTreeModel *model,
701 /* Incremental reflow */
702 static gboolean validate_row (GtkTreeView *tree_view,
707 static void validate_visible_area (GtkTreeView *tree_view);
708 static gboolean validate_rows_handler (GtkTreeView *tree_view);
709 static gboolean do_validate_rows (GtkTreeView *tree_view,
710 gboolean size_request);
711 static gboolean validate_rows (GtkTreeView *tree_view);
712 static gboolean presize_handler_callback (gpointer data);
713 static void install_presize_handler (GtkTreeView *tree_view);
714 static void install_scroll_sync_handler (GtkTreeView *tree_view);
715 static void gtk_tree_view_set_top_row (GtkTreeView *tree_view,
718 static void gtk_tree_view_dy_to_top_row (GtkTreeView *tree_view);
719 static void gtk_tree_view_top_row_to_dy (GtkTreeView *tree_view);
720 static void invalidate_empty_focus (GtkTreeView *tree_view);
722 /* Internal functions */
723 static gboolean gtk_tree_view_is_expander_column (GtkTreeView *tree_view,
724 GtkTreeViewColumn *column);
725 static inline gboolean gtk_tree_view_draw_expanders (GtkTreeView *tree_view);
726 static void gtk_tree_view_add_move_binding (GtkBindingSet *binding_set,
729 gboolean add_shifted_binding,
730 GtkMovementStep step,
732 static gint gtk_tree_view_unref_and_check_selection_tree (GtkTreeView *tree_view,
734 static void gtk_tree_view_queue_draw_path (GtkTreeView *tree_view,
736 const GdkRectangle *clip_rect);
737 static void gtk_tree_view_queue_draw_arrow (GtkTreeView *tree_view,
740 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);
890 static GtkAdjustment *gtk_tree_view_do_get_hadjustment (GtkTreeView *tree_view);
891 static void gtk_tree_view_do_set_hadjustment (GtkTreeView *tree_view,
892 GtkAdjustment *adjustment);
893 static GtkAdjustment *gtk_tree_view_do_get_vadjustment (GtkTreeView *tree_view);
894 static void gtk_tree_view_do_set_vadjustment (GtkTreeView *tree_view,
895 GtkAdjustment *adjustment);
897 static gboolean scroll_row_timeout (gpointer data);
898 static void add_scroll_timeout (GtkTreeView *tree_view);
899 static void remove_scroll_timeout (GtkTreeView *tree_view);
901 static guint tree_view_signals [LAST_SIGNAL] = { 0 };
908 G_DEFINE_TYPE_WITH_CODE (GtkTreeView, gtk_tree_view, GTK_TYPE_CONTAINER,
909 G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
910 gtk_tree_view_buildable_init)
911 G_IMPLEMENT_INTERFACE (GTK_TYPE_SCROLLABLE, NULL))
914 gtk_tree_view_class_init (GtkTreeViewClass *class)
916 GObjectClass *o_class;
917 GtkWidgetClass *widget_class;
918 GtkContainerClass *container_class;
919 GtkBindingSet *binding_set;
921 binding_set = gtk_binding_set_by_class (class);
923 o_class = (GObjectClass *) class;
924 widget_class = (GtkWidgetClass *) class;
925 container_class = (GtkContainerClass *) class;
927 /* GObject signals */
928 o_class->set_property = gtk_tree_view_set_property;
929 o_class->get_property = gtk_tree_view_get_property;
930 o_class->finalize = gtk_tree_view_finalize;
932 /* GtkWidget signals */
933 widget_class->destroy = gtk_tree_view_destroy;
934 widget_class->map = gtk_tree_view_map;
935 widget_class->realize = gtk_tree_view_realize;
936 widget_class->unrealize = gtk_tree_view_unrealize;
937 widget_class->get_preferred_width = gtk_tree_view_get_preferred_width;
938 widget_class->get_preferred_height = gtk_tree_view_get_preferred_height;
939 widget_class->size_allocate = gtk_tree_view_size_allocate;
940 widget_class->button_press_event = gtk_tree_view_button_press;
941 widget_class->button_release_event = gtk_tree_view_button_release;
942 widget_class->grab_broken_event = gtk_tree_view_grab_broken;
943 /*widget_class->configure_event = gtk_tree_view_configure;*/
944 widget_class->motion_notify_event = gtk_tree_view_motion;
945 widget_class->draw = gtk_tree_view_draw;
946 widget_class->key_press_event = gtk_tree_view_key_press;
947 widget_class->key_release_event = gtk_tree_view_key_release;
948 widget_class->enter_notify_event = gtk_tree_view_enter_notify;
949 widget_class->leave_notify_event = gtk_tree_view_leave_notify;
950 widget_class->focus_out_event = gtk_tree_view_focus_out;
951 widget_class->drag_begin = gtk_tree_view_drag_begin;
952 widget_class->drag_end = gtk_tree_view_drag_end;
953 widget_class->drag_data_get = gtk_tree_view_drag_data_get;
954 widget_class->drag_data_delete = gtk_tree_view_drag_data_delete;
955 widget_class->drag_leave = gtk_tree_view_drag_leave;
956 widget_class->drag_motion = gtk_tree_view_drag_motion;
957 widget_class->drag_drop = gtk_tree_view_drag_drop;
958 widget_class->drag_data_received = gtk_tree_view_drag_data_received;
959 widget_class->focus = gtk_tree_view_focus;
960 widget_class->grab_focus = gtk_tree_view_grab_focus;
961 widget_class->style_updated = gtk_tree_view_style_updated;
962 widget_class->grab_notify = gtk_tree_view_grab_notify;
963 widget_class->state_flags_changed = gtk_tree_view_state_flags_changed;
965 /* GtkContainer signals */
966 container_class->remove = gtk_tree_view_remove;
967 container_class->forall = gtk_tree_view_forall;
968 container_class->set_focus_child = gtk_tree_view_set_focus_child;
969 container_class->get_path_for_child = gtk_tree_view_get_path_for_child;
971 class->move_cursor = gtk_tree_view_real_move_cursor;
972 class->select_all = gtk_tree_view_real_select_all;
973 class->unselect_all = gtk_tree_view_real_unselect_all;
974 class->select_cursor_row = gtk_tree_view_real_select_cursor_row;
975 class->toggle_cursor_row = gtk_tree_view_real_toggle_cursor_row;
976 class->expand_collapse_cursor_row = gtk_tree_view_real_expand_collapse_cursor_row;
977 class->select_cursor_parent = gtk_tree_view_real_select_cursor_parent;
978 class->start_interactive_search = gtk_tree_view_start_interactive_search;
982 g_object_class_install_property (o_class,
984 g_param_spec_object ("model",
985 P_("TreeView Model"),
986 P_("The model for the tree view"),
988 GTK_PARAM_READWRITE));
990 g_object_class_override_property (o_class, PROP_HADJUSTMENT, "hadjustment");
991 g_object_class_override_property (o_class, PROP_VADJUSTMENT, "vadjustment");
992 g_object_class_override_property (o_class, PROP_HSCROLL_POLICY, "hscroll-policy");
993 g_object_class_override_property (o_class, PROP_VSCROLL_POLICY, "vscroll-policy");
995 g_object_class_install_property (o_class,
996 PROP_HEADERS_VISIBLE,
997 g_param_spec_boolean ("headers-visible",
998 P_("Headers Visible"),
999 P_("Show the column header buttons"),
1001 GTK_PARAM_READWRITE));
1003 g_object_class_install_property (o_class,
1004 PROP_HEADERS_CLICKABLE,
1005 g_param_spec_boolean ("headers-clickable",
1006 P_("Headers Clickable"),
1007 P_("Column headers respond to click events"),
1009 GTK_PARAM_READWRITE));
1011 g_object_class_install_property (o_class,
1012 PROP_EXPANDER_COLUMN,
1013 g_param_spec_object ("expander-column",
1014 P_("Expander Column"),
1015 P_("Set the column for the expander column"),
1016 GTK_TYPE_TREE_VIEW_COLUMN,
1017 GTK_PARAM_READWRITE));
1019 g_object_class_install_property (o_class,
1021 g_param_spec_boolean ("reorderable",
1023 P_("View is reorderable"),
1025 GTK_PARAM_READWRITE));
1027 g_object_class_install_property (o_class,
1029 g_param_spec_boolean ("rules-hint",
1031 P_("Set a hint to the theme engine to draw rows in alternating colors"),
1033 GTK_PARAM_READWRITE));
1035 g_object_class_install_property (o_class,
1037 g_param_spec_boolean ("enable-search",
1038 P_("Enable Search"),
1039 P_("View allows user to search through columns interactively"),
1041 GTK_PARAM_READWRITE));
1043 g_object_class_install_property (o_class,
1045 g_param_spec_int ("search-column",
1046 P_("Search Column"),
1047 P_("Model column to search through during interactive search"),
1051 GTK_PARAM_READWRITE));
1054 * GtkTreeView:fixed-height-mode:
1056 * Setting the ::fixed-height-mode property to %TRUE speeds up
1057 * #GtkTreeView by assuming that all rows have the same height.
1058 * Only enable this option if all rows are the same height.
1059 * Please see gtk_tree_view_set_fixed_height_mode() for more
1060 * information on this option.
1064 g_object_class_install_property (o_class,
1065 PROP_FIXED_HEIGHT_MODE,
1066 g_param_spec_boolean ("fixed-height-mode",
1067 P_("Fixed Height Mode"),
1068 P_("Speeds up GtkTreeView by assuming that all rows have the same height"),
1070 GTK_PARAM_READWRITE));
1073 * GtkTreeView:hover-selection:
1075 * Enables or disables the hover selection mode of @tree_view.
1076 * Hover selection makes the selected row follow the pointer.
1077 * Currently, this works only for the selection modes
1078 * %GTK_SELECTION_SINGLE and %GTK_SELECTION_BROWSE.
1080 * This mode is primarily intended for treeviews in popups, e.g.
1081 * in #GtkComboBox or #GtkEntryCompletion.
1085 g_object_class_install_property (o_class,
1086 PROP_HOVER_SELECTION,
1087 g_param_spec_boolean ("hover-selection",
1088 P_("Hover Selection"),
1089 P_("Whether the selection should follow the pointer"),
1091 GTK_PARAM_READWRITE));
1094 * GtkTreeView:hover-expand:
1096 * Enables or disables the hover expansion mode of @tree_view.
1097 * Hover expansion makes rows expand or collapse if the pointer moves
1100 * This mode is primarily intended for treeviews in popups, e.g.
1101 * in #GtkComboBox or #GtkEntryCompletion.
1105 g_object_class_install_property (o_class,
1107 g_param_spec_boolean ("hover-expand",
1109 P_("Whether rows should be expanded/collapsed when the pointer moves over them"),
1111 GTK_PARAM_READWRITE));
1114 * GtkTreeView:show-expanders:
1116 * %TRUE if the view has expanders.
1120 g_object_class_install_property (o_class,
1121 PROP_SHOW_EXPANDERS,
1122 g_param_spec_boolean ("show-expanders",
1123 P_("Show Expanders"),
1124 P_("View has expanders"),
1126 GTK_PARAM_READWRITE));
1129 * GtkTreeView:level-indentation:
1131 * Extra indentation for each level.
1135 g_object_class_install_property (o_class,
1136 PROP_LEVEL_INDENTATION,
1137 g_param_spec_int ("level-indentation",
1138 P_("Level Indentation"),
1139 P_("Extra indentation for each level"),
1143 GTK_PARAM_READWRITE));
1145 g_object_class_install_property (o_class,
1146 PROP_RUBBER_BANDING,
1147 g_param_spec_boolean ("rubber-banding",
1148 P_("Rubber Banding"),
1149 P_("Whether to enable selection of multiple items by dragging the mouse pointer"),
1151 GTK_PARAM_READWRITE));
1153 g_object_class_install_property (o_class,
1154 PROP_ENABLE_GRID_LINES,
1155 g_param_spec_enum ("enable-grid-lines",
1156 P_("Enable Grid Lines"),
1157 P_("Whether grid lines should be drawn in the tree view"),
1158 GTK_TYPE_TREE_VIEW_GRID_LINES,
1159 GTK_TREE_VIEW_GRID_LINES_NONE,
1160 GTK_PARAM_READWRITE));
1162 g_object_class_install_property (o_class,
1163 PROP_ENABLE_TREE_LINES,
1164 g_param_spec_boolean ("enable-tree-lines",
1165 P_("Enable Tree Lines"),
1166 P_("Whether tree lines should be drawn in the tree view"),
1168 GTK_PARAM_READWRITE));
1170 g_object_class_install_property (o_class,
1171 PROP_TOOLTIP_COLUMN,
1172 g_param_spec_int ("tooltip-column",
1173 P_("Tooltip Column"),
1174 P_("The column in the model containing the tooltip texts for the rows"),
1178 GTK_PARAM_READWRITE));
1180 /* Style properties */
1181 #define _TREE_VIEW_EXPANDER_SIZE 14
1182 #define _TREE_VIEW_VERTICAL_SEPARATOR 2
1183 #define _TREE_VIEW_HORIZONTAL_SEPARATOR 2
1185 gtk_widget_class_install_style_property (widget_class,
1186 g_param_spec_int ("expander-size",
1187 P_("Expander Size"),
1188 P_("Size of the expander arrow"),
1191 _TREE_VIEW_EXPANDER_SIZE,
1192 GTK_PARAM_READABLE));
1194 gtk_widget_class_install_style_property (widget_class,
1195 g_param_spec_int ("vertical-separator",
1196 P_("Vertical Separator Width"),
1197 P_("Vertical space between cells. Must be an even number"),
1200 _TREE_VIEW_VERTICAL_SEPARATOR,
1201 GTK_PARAM_READABLE));
1203 gtk_widget_class_install_style_property (widget_class,
1204 g_param_spec_int ("horizontal-separator",
1205 P_("Horizontal Separator Width"),
1206 P_("Horizontal space between cells. Must be an even number"),
1209 _TREE_VIEW_HORIZONTAL_SEPARATOR,
1210 GTK_PARAM_READABLE));
1212 gtk_widget_class_install_style_property (widget_class,
1213 g_param_spec_boolean ("allow-rules",
1215 P_("Allow drawing of alternating color rows"),
1217 GTK_PARAM_READABLE));
1219 gtk_widget_class_install_style_property (widget_class,
1220 g_param_spec_boolean ("indent-expanders",
1221 P_("Indent Expanders"),
1222 P_("Make the expanders indented"),
1224 GTK_PARAM_READABLE));
1226 gtk_widget_class_install_style_property (widget_class,
1227 g_param_spec_boxed ("even-row-color",
1228 P_("Even Row Color"),
1229 P_("Color to use for even rows"),
1231 GTK_PARAM_READABLE));
1233 gtk_widget_class_install_style_property (widget_class,
1234 g_param_spec_boxed ("odd-row-color",
1235 P_("Odd Row Color"),
1236 P_("Color to use for odd rows"),
1238 GTK_PARAM_READABLE));
1240 gtk_widget_class_install_style_property (widget_class,
1241 g_param_spec_int ("grid-line-width",
1242 P_("Grid line width"),
1243 P_("Width, in pixels, of the tree view grid lines"),
1245 GTK_PARAM_READABLE));
1247 gtk_widget_class_install_style_property (widget_class,
1248 g_param_spec_int ("tree-line-width",
1249 P_("Tree line width"),
1250 P_("Width, in pixels, of the tree view lines"),
1252 GTK_PARAM_READABLE));
1254 gtk_widget_class_install_style_property (widget_class,
1255 g_param_spec_string ("grid-line-pattern",
1256 P_("Grid line pattern"),
1257 P_("Dash pattern used to draw the tree view grid lines"),
1259 GTK_PARAM_READABLE));
1261 gtk_widget_class_install_style_property (widget_class,
1262 g_param_spec_string ("tree-line-pattern",
1263 P_("Tree line pattern"),
1264 P_("Dash pattern used to draw the tree view lines"),
1266 GTK_PARAM_READABLE));
1270 * GtkTreeView::row-activated:
1271 * @tree_view: the object on which the signal is emitted
1272 * @path: the #GtkTreePath for the activated row
1273 * @column: the #GtkTreeViewColumn in which the activation occurred
1275 * The "row-activated" signal is emitted when the method
1276 * gtk_tree_view_row_activated() is called or the user double clicks
1277 * a treeview row. It is also emitted when a non-editable row is
1278 * selected and one of the keys: Space, Shift+Space, Return or
1281 * For selection handling refer to the <link linkend="TreeWidget">tree
1282 * widget conceptual overview</link> as well as #GtkTreeSelection.
1284 tree_view_signals[ROW_ACTIVATED] =
1285 g_signal_new (I_("row-activated"),
1286 G_TYPE_FROM_CLASS (o_class),
1287 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1288 G_STRUCT_OFFSET (GtkTreeViewClass, row_activated),
1290 _gtk_marshal_VOID__BOXED_OBJECT,
1293 GTK_TYPE_TREE_VIEW_COLUMN);
1296 * GtkTreeView::test-expand-row:
1297 * @tree_view: the object on which the signal is emitted
1298 * @iter: the tree iter of the row to expand
1299 * @path: a tree path that points to the row
1301 * The given row is about to be expanded (show its children nodes). Use this
1302 * signal if you need to control the expandability of individual rows.
1304 * Returns: %FALSE to allow expansion, %TRUE to reject
1306 tree_view_signals[TEST_EXPAND_ROW] =
1307 g_signal_new (I_("test-expand-row"),
1308 G_TYPE_FROM_CLASS (o_class),
1310 G_STRUCT_OFFSET (GtkTreeViewClass, test_expand_row),
1311 _gtk_boolean_handled_accumulator, NULL,
1312 _gtk_marshal_BOOLEAN__BOXED_BOXED,
1315 GTK_TYPE_TREE_PATH);
1318 * GtkTreeView::test-collapse-row:
1319 * @tree_view: the object on which the signal is emitted
1320 * @iter: the tree iter of the row to collapse
1321 * @path: a tree path that points to the row
1323 * The given row is about to be collapsed (hide its children nodes). Use this
1324 * signal if you need to control the collapsibility of individual rows.
1326 * Returns: %FALSE to allow collapsing, %TRUE to reject
1328 tree_view_signals[TEST_COLLAPSE_ROW] =
1329 g_signal_new (I_("test-collapse-row"),
1330 G_TYPE_FROM_CLASS (o_class),
1332 G_STRUCT_OFFSET (GtkTreeViewClass, test_collapse_row),
1333 _gtk_boolean_handled_accumulator, NULL,
1334 _gtk_marshal_BOOLEAN__BOXED_BOXED,
1337 GTK_TYPE_TREE_PATH);
1340 * GtkTreeView::row-expanded:
1341 * @tree_view: the object on which the signal is emitted
1342 * @iter: the tree iter of the expanded row
1343 * @path: a tree path that points to the row
1345 * The given row has been expanded (child nodes are shown).
1347 tree_view_signals[ROW_EXPANDED] =
1348 g_signal_new (I_("row-expanded"),
1349 G_TYPE_FROM_CLASS (o_class),
1351 G_STRUCT_OFFSET (GtkTreeViewClass, row_expanded),
1353 _gtk_marshal_VOID__BOXED_BOXED,
1356 GTK_TYPE_TREE_PATH);
1359 * GtkTreeView::row-collapsed:
1360 * @tree_view: the object on which the signal is emitted
1361 * @iter: the tree iter of the collapsed row
1362 * @path: a tree path that points to the row
1364 * The given row has been collapsed (child nodes are hidden).
1366 tree_view_signals[ROW_COLLAPSED] =
1367 g_signal_new (I_("row-collapsed"),
1368 G_TYPE_FROM_CLASS (o_class),
1370 G_STRUCT_OFFSET (GtkTreeViewClass, row_collapsed),
1372 _gtk_marshal_VOID__BOXED_BOXED,
1375 GTK_TYPE_TREE_PATH);
1378 * GtkTreeView::columns-changed:
1379 * @tree_view: the object on which the signal is emitted
1381 * The number of columns of the treeview has changed.
1383 tree_view_signals[COLUMNS_CHANGED] =
1384 g_signal_new (I_("columns-changed"),
1385 G_TYPE_FROM_CLASS (o_class),
1387 G_STRUCT_OFFSET (GtkTreeViewClass, columns_changed),
1389 _gtk_marshal_VOID__VOID,
1393 * GtkTreeView::cursor-changed:
1394 * @tree_view: the object on which the signal is emitted
1396 * The position of the cursor (focused cell) has changed.
1398 tree_view_signals[CURSOR_CHANGED] =
1399 g_signal_new (I_("cursor-changed"),
1400 G_TYPE_FROM_CLASS (o_class),
1402 G_STRUCT_OFFSET (GtkTreeViewClass, cursor_changed),
1404 _gtk_marshal_VOID__VOID,
1407 tree_view_signals[MOVE_CURSOR] =
1408 g_signal_new (I_("move-cursor"),
1409 G_TYPE_FROM_CLASS (o_class),
1410 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1411 G_STRUCT_OFFSET (GtkTreeViewClass, move_cursor),
1413 _gtk_marshal_BOOLEAN__ENUM_INT,
1415 GTK_TYPE_MOVEMENT_STEP,
1418 tree_view_signals[SELECT_ALL] =
1419 g_signal_new (I_("select-all"),
1420 G_TYPE_FROM_CLASS (o_class),
1421 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1422 G_STRUCT_OFFSET (GtkTreeViewClass, select_all),
1424 _gtk_marshal_BOOLEAN__VOID,
1427 tree_view_signals[UNSELECT_ALL] =
1428 g_signal_new (I_("unselect-all"),
1429 G_TYPE_FROM_CLASS (o_class),
1430 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1431 G_STRUCT_OFFSET (GtkTreeViewClass, unselect_all),
1433 _gtk_marshal_BOOLEAN__VOID,
1436 tree_view_signals[SELECT_CURSOR_ROW] =
1437 g_signal_new (I_("select-cursor-row"),
1438 G_TYPE_FROM_CLASS (o_class),
1439 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1440 G_STRUCT_OFFSET (GtkTreeViewClass, select_cursor_row),
1442 _gtk_marshal_BOOLEAN__BOOLEAN,
1446 tree_view_signals[TOGGLE_CURSOR_ROW] =
1447 g_signal_new (I_("toggle-cursor-row"),
1448 G_TYPE_FROM_CLASS (o_class),
1449 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1450 G_STRUCT_OFFSET (GtkTreeViewClass, toggle_cursor_row),
1452 _gtk_marshal_BOOLEAN__VOID,
1455 tree_view_signals[EXPAND_COLLAPSE_CURSOR_ROW] =
1456 g_signal_new (I_("expand-collapse-cursor-row"),
1457 G_TYPE_FROM_CLASS (o_class),
1458 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1459 G_STRUCT_OFFSET (GtkTreeViewClass, expand_collapse_cursor_row),
1461 _gtk_marshal_BOOLEAN__BOOLEAN_BOOLEAN_BOOLEAN,
1467 tree_view_signals[SELECT_CURSOR_PARENT] =
1468 g_signal_new (I_("select-cursor-parent"),
1469 G_TYPE_FROM_CLASS (o_class),
1470 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1471 G_STRUCT_OFFSET (GtkTreeViewClass, select_cursor_parent),
1473 _gtk_marshal_BOOLEAN__VOID,
1476 tree_view_signals[START_INTERACTIVE_SEARCH] =
1477 g_signal_new (I_("start-interactive-search"),
1478 G_TYPE_FROM_CLASS (o_class),
1479 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
1480 G_STRUCT_OFFSET (GtkTreeViewClass, start_interactive_search),
1482 _gtk_marshal_BOOLEAN__VOID,
1486 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Up, 0, TRUE,
1487 GTK_MOVEMENT_DISPLAY_LINES, -1);
1488 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Up, 0, TRUE,
1489 GTK_MOVEMENT_DISPLAY_LINES, -1);
1491 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Down, 0, TRUE,
1492 GTK_MOVEMENT_DISPLAY_LINES, 1);
1493 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Down, 0, TRUE,
1494 GTK_MOVEMENT_DISPLAY_LINES, 1);
1496 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_p, GDK_CONTROL_MASK, FALSE,
1497 GTK_MOVEMENT_DISPLAY_LINES, -1);
1499 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_n, GDK_CONTROL_MASK, FALSE,
1500 GTK_MOVEMENT_DISPLAY_LINES, 1);
1502 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Home, 0, TRUE,
1503 GTK_MOVEMENT_BUFFER_ENDS, -1);
1504 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Home, 0, TRUE,
1505 GTK_MOVEMENT_BUFFER_ENDS, -1);
1507 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_End, 0, TRUE,
1508 GTK_MOVEMENT_BUFFER_ENDS, 1);
1509 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_End, 0, TRUE,
1510 GTK_MOVEMENT_BUFFER_ENDS, 1);
1512 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Page_Up, 0, TRUE,
1513 GTK_MOVEMENT_PAGES, -1);
1514 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Page_Up, 0, TRUE,
1515 GTK_MOVEMENT_PAGES, -1);
1517 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_Page_Down, 0, TRUE,
1518 GTK_MOVEMENT_PAGES, 1);
1519 gtk_tree_view_add_move_binding (binding_set, GDK_KEY_KP_Page_Down, 0, TRUE,
1520 GTK_MOVEMENT_PAGES, 1);
1523 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Right, 0, "move-cursor", 2,
1524 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1527 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Left, 0, "move-cursor", 2,
1528 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1531 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Right, 0, "move-cursor", 2,
1532 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1535 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Left, 0, "move-cursor", 2,
1536 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1539 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Right, GDK_CONTROL_MASK,
1541 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1544 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Left, GDK_CONTROL_MASK,
1546 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1549 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Right, GDK_CONTROL_MASK,
1551 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1554 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Left, GDK_CONTROL_MASK,
1556 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
1559 gtk_binding_entry_add_signal (binding_set, GDK_KEY_space, GDK_CONTROL_MASK, "toggle-cursor-row", 0);
1560 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Space, GDK_CONTROL_MASK, "toggle-cursor-row", 0);
1562 gtk_binding_entry_add_signal (binding_set, GDK_KEY_a, GDK_CONTROL_MASK, "select-all", 0);
1563 gtk_binding_entry_add_signal (binding_set, GDK_KEY_slash, GDK_CONTROL_MASK, "select-all", 0);
1565 gtk_binding_entry_add_signal (binding_set, GDK_KEY_A, GDK_CONTROL_MASK | GDK_SHIFT_MASK, "unselect-all", 0);
1566 gtk_binding_entry_add_signal (binding_set, GDK_KEY_backslash, GDK_CONTROL_MASK, "unselect-all", 0);
1568 gtk_binding_entry_add_signal (binding_set, GDK_KEY_space, GDK_SHIFT_MASK, "select-cursor-row", 1,
1569 G_TYPE_BOOLEAN, TRUE);
1570 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Space, GDK_SHIFT_MASK, "select-cursor-row", 1,
1571 G_TYPE_BOOLEAN, TRUE);
1573 gtk_binding_entry_add_signal (binding_set, GDK_KEY_space, 0, "select-cursor-row", 1,
1574 G_TYPE_BOOLEAN, TRUE);
1575 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Space, 0, "select-cursor-row", 1,
1576 G_TYPE_BOOLEAN, TRUE);
1577 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Return, 0, "select-cursor-row", 1,
1578 G_TYPE_BOOLEAN, TRUE);
1579 gtk_binding_entry_add_signal (binding_set, GDK_KEY_ISO_Enter, 0, "select-cursor-row", 1,
1580 G_TYPE_BOOLEAN, TRUE);
1581 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Enter, 0, "select-cursor-row", 1,
1582 G_TYPE_BOOLEAN, TRUE);
1584 /* expand and collapse rows */
1585 gtk_binding_entry_add_signal (binding_set, GDK_KEY_plus, 0, "expand-collapse-cursor-row", 3,
1586 G_TYPE_BOOLEAN, TRUE,
1587 G_TYPE_BOOLEAN, TRUE,
1588 G_TYPE_BOOLEAN, FALSE);
1590 gtk_binding_entry_add_signal (binding_set, GDK_KEY_asterisk, 0,
1591 "expand-collapse-cursor-row", 3,
1592 G_TYPE_BOOLEAN, TRUE,
1593 G_TYPE_BOOLEAN, TRUE,
1594 G_TYPE_BOOLEAN, TRUE);
1595 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Multiply, 0,
1596 "expand-collapse-cursor-row", 3,
1597 G_TYPE_BOOLEAN, TRUE,
1598 G_TYPE_BOOLEAN, TRUE,
1599 G_TYPE_BOOLEAN, TRUE);
1601 gtk_binding_entry_add_signal (binding_set, GDK_KEY_slash, 0,
1602 "expand-collapse-cursor-row", 3,
1603 G_TYPE_BOOLEAN, TRUE,
1604 G_TYPE_BOOLEAN, FALSE,
1605 G_TYPE_BOOLEAN, FALSE);
1606 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Divide, 0,
1607 "expand-collapse-cursor-row", 3,
1608 G_TYPE_BOOLEAN, TRUE,
1609 G_TYPE_BOOLEAN, FALSE,
1610 G_TYPE_BOOLEAN, FALSE);
1612 /* Not doable on US keyboards */
1613 gtk_binding_entry_add_signal (binding_set, GDK_KEY_plus, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1614 G_TYPE_BOOLEAN, TRUE,
1615 G_TYPE_BOOLEAN, TRUE,
1616 G_TYPE_BOOLEAN, TRUE);
1617 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Add, 0, "expand-collapse-cursor-row", 3,
1618 G_TYPE_BOOLEAN, TRUE,
1619 G_TYPE_BOOLEAN, TRUE,
1620 G_TYPE_BOOLEAN, FALSE);
1621 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Add, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1622 G_TYPE_BOOLEAN, TRUE,
1623 G_TYPE_BOOLEAN, TRUE,
1624 G_TYPE_BOOLEAN, TRUE);
1625 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Add, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1626 G_TYPE_BOOLEAN, TRUE,
1627 G_TYPE_BOOLEAN, TRUE,
1628 G_TYPE_BOOLEAN, TRUE);
1629 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Right, GDK_SHIFT_MASK,
1630 "expand-collapse-cursor-row", 3,
1631 G_TYPE_BOOLEAN, FALSE,
1632 G_TYPE_BOOLEAN, TRUE,
1633 G_TYPE_BOOLEAN, TRUE);
1634 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Right, 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_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);
1645 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Right,
1646 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
1647 "expand-collapse-cursor-row", 3,
1648 G_TYPE_BOOLEAN, FALSE,
1649 G_TYPE_BOOLEAN, TRUE,
1650 G_TYPE_BOOLEAN, TRUE);
1652 gtk_binding_entry_add_signal (binding_set, GDK_KEY_minus, 0, "expand-collapse-cursor-row", 3,
1653 G_TYPE_BOOLEAN, TRUE,
1654 G_TYPE_BOOLEAN, FALSE,
1655 G_TYPE_BOOLEAN, FALSE);
1656 gtk_binding_entry_add_signal (binding_set, GDK_KEY_minus, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1657 G_TYPE_BOOLEAN, TRUE,
1658 G_TYPE_BOOLEAN, FALSE,
1659 G_TYPE_BOOLEAN, TRUE);
1660 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Subtract, 0, "expand-collapse-cursor-row", 3,
1661 G_TYPE_BOOLEAN, TRUE,
1662 G_TYPE_BOOLEAN, FALSE,
1663 G_TYPE_BOOLEAN, FALSE);
1664 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Subtract, GDK_SHIFT_MASK, "expand-collapse-cursor-row", 3,
1665 G_TYPE_BOOLEAN, TRUE,
1666 G_TYPE_BOOLEAN, FALSE,
1667 G_TYPE_BOOLEAN, TRUE);
1668 gtk_binding_entry_add_signal (binding_set, GDK_KEY_Left, GDK_SHIFT_MASK,
1669 "expand-collapse-cursor-row", 3,
1670 G_TYPE_BOOLEAN, FALSE,
1671 G_TYPE_BOOLEAN, FALSE,
1672 G_TYPE_BOOLEAN, TRUE);
1673 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Left, 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_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);
1684 gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Left,
1685 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
1686 "expand-collapse-cursor-row", 3,
1687 G_TYPE_BOOLEAN, FALSE,
1688 G_TYPE_BOOLEAN, FALSE,
1689 G_TYPE_BOOLEAN, TRUE);
1691 gtk_binding_entry_add_signal (binding_set, GDK_KEY_BackSpace, 0, "select-cursor-parent", 0);
1692 gtk_binding_entry_add_signal (binding_set, GDK_KEY_BackSpace, GDK_CONTROL_MASK, "select-cursor-parent", 0);
1694 gtk_binding_entry_add_signal (binding_set, GDK_KEY_f, GDK_CONTROL_MASK, "start-interactive-search", 0);
1696 gtk_binding_entry_add_signal (binding_set, GDK_KEY_F, GDK_CONTROL_MASK, "start-interactive-search", 0);
1698 g_type_class_add_private (o_class, sizeof (GtkTreeViewPrivate));
1700 gtk_widget_class_set_accessible_type (widget_class, GTK_TYPE_TREE_VIEW_ACCESSIBLE);
1704 gtk_tree_view_init (GtkTreeView *tree_view)
1706 tree_view->priv = G_TYPE_INSTANCE_GET_PRIVATE (tree_view, GTK_TYPE_TREE_VIEW, GtkTreeViewPrivate);
1708 gtk_widget_set_can_focus (GTK_WIDGET (tree_view), TRUE);
1709 gtk_widget_set_redraw_on_allocate (GTK_WIDGET (tree_view), FALSE);
1711 tree_view->priv->show_expanders = TRUE;
1712 tree_view->priv->draw_keyfocus = TRUE;
1713 tree_view->priv->headers_visible = TRUE;
1715 /* We need some padding */
1716 tree_view->priv->dy = 0;
1717 tree_view->priv->cursor_offset = 0;
1718 tree_view->priv->n_columns = 0;
1719 tree_view->priv->header_height = 1;
1720 tree_view->priv->x_drag = 0;
1721 tree_view->priv->drag_pos = -1;
1722 tree_view->priv->header_has_focus = FALSE;
1723 tree_view->priv->pressed_button = -1;
1724 tree_view->priv->press_start_x = -1;
1725 tree_view->priv->press_start_y = -1;
1726 tree_view->priv->reorderable = FALSE;
1727 tree_view->priv->presize_handler_timer = 0;
1728 tree_view->priv->scroll_sync_timer = 0;
1729 tree_view->priv->fixed_height = -1;
1730 tree_view->priv->fixed_height_mode = FALSE;
1731 tree_view->priv->fixed_height_check = 0;
1732 tree_view->priv->selection = _gtk_tree_selection_new_with_tree_view (tree_view);
1733 tree_view->priv->enable_search = TRUE;
1734 tree_view->priv->search_column = -1;
1735 tree_view->priv->search_position_func = gtk_tree_view_search_position_func;
1736 tree_view->priv->search_equal_func = gtk_tree_view_search_equal_func;
1737 tree_view->priv->search_custom_entry_set = FALSE;
1738 tree_view->priv->typeselect_flush_timeout = 0;
1739 tree_view->priv->init_hadjust_value = TRUE;
1740 tree_view->priv->width = 0;
1742 tree_view->priv->hover_selection = FALSE;
1743 tree_view->priv->hover_expand = FALSE;
1745 tree_view->priv->level_indentation = 0;
1747 tree_view->priv->rubber_banding_enable = FALSE;
1749 tree_view->priv->grid_lines = GTK_TREE_VIEW_GRID_LINES_NONE;
1750 tree_view->priv->tree_lines_enabled = FALSE;
1752 tree_view->priv->tooltip_column = -1;
1754 tree_view->priv->post_validation_flag = FALSE;
1756 tree_view->priv->last_button_x = -1;
1757 tree_view->priv->last_button_y = -1;
1759 tree_view->priv->event_last_x = -10000;
1760 tree_view->priv->event_last_y = -10000;
1762 gtk_tree_view_do_set_vadjustment (tree_view, NULL);
1763 gtk_tree_view_do_set_hadjustment (tree_view, NULL);
1772 gtk_tree_view_set_property (GObject *object,
1774 const GValue *value,
1777 GtkTreeView *tree_view;
1779 tree_view = GTK_TREE_VIEW (object);
1784 gtk_tree_view_set_model (tree_view, g_value_get_object (value));
1786 case PROP_HADJUSTMENT:
1787 gtk_tree_view_do_set_hadjustment (tree_view, g_value_get_object (value));
1789 case PROP_VADJUSTMENT:
1790 gtk_tree_view_do_set_vadjustment (tree_view, g_value_get_object (value));
1792 case PROP_HSCROLL_POLICY:
1793 tree_view->priv->hscroll_policy = g_value_get_enum (value);
1794 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
1796 case PROP_VSCROLL_POLICY:
1797 tree_view->priv->vscroll_policy = g_value_get_enum (value);
1798 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
1800 case PROP_HEADERS_VISIBLE:
1801 gtk_tree_view_set_headers_visible (tree_view, g_value_get_boolean (value));
1803 case PROP_HEADERS_CLICKABLE:
1804 gtk_tree_view_set_headers_clickable (tree_view, g_value_get_boolean (value));
1806 case PROP_EXPANDER_COLUMN:
1807 gtk_tree_view_set_expander_column (tree_view, g_value_get_object (value));
1809 case PROP_REORDERABLE:
1810 gtk_tree_view_set_reorderable (tree_view, g_value_get_boolean (value));
1812 case PROP_RULES_HINT:
1813 gtk_tree_view_set_rules_hint (tree_view, g_value_get_boolean (value));
1815 case PROP_ENABLE_SEARCH:
1816 gtk_tree_view_set_enable_search (tree_view, g_value_get_boolean (value));
1818 case PROP_SEARCH_COLUMN:
1819 gtk_tree_view_set_search_column (tree_view, g_value_get_int (value));
1821 case PROP_FIXED_HEIGHT_MODE:
1822 gtk_tree_view_set_fixed_height_mode (tree_view, g_value_get_boolean (value));
1824 case PROP_HOVER_SELECTION:
1825 tree_view->priv->hover_selection = g_value_get_boolean (value);
1827 case PROP_HOVER_EXPAND:
1828 tree_view->priv->hover_expand = g_value_get_boolean (value);
1830 case PROP_SHOW_EXPANDERS:
1831 gtk_tree_view_set_show_expanders (tree_view, g_value_get_boolean (value));
1833 case PROP_LEVEL_INDENTATION:
1834 tree_view->priv->level_indentation = g_value_get_int (value);
1836 case PROP_RUBBER_BANDING:
1837 tree_view->priv->rubber_banding_enable = g_value_get_boolean (value);
1839 case PROP_ENABLE_GRID_LINES:
1840 gtk_tree_view_set_grid_lines (tree_view, g_value_get_enum (value));
1842 case PROP_ENABLE_TREE_LINES:
1843 gtk_tree_view_set_enable_tree_lines (tree_view, g_value_get_boolean (value));
1845 case PROP_TOOLTIP_COLUMN:
1846 gtk_tree_view_set_tooltip_column (tree_view, g_value_get_int (value));
1849 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1855 gtk_tree_view_get_property (GObject *object,
1860 GtkTreeView *tree_view;
1862 tree_view = GTK_TREE_VIEW (object);
1867 g_value_set_object (value, tree_view->priv->model);
1869 case PROP_HADJUSTMENT:
1870 g_value_set_object (value, tree_view->priv->hadjustment);
1872 case PROP_VADJUSTMENT:
1873 g_value_set_object (value, tree_view->priv->vadjustment);
1875 case PROP_HSCROLL_POLICY:
1876 g_value_set_enum (value, tree_view->priv->hscroll_policy);
1878 case PROP_VSCROLL_POLICY:
1879 g_value_set_enum (value, tree_view->priv->vscroll_policy);
1881 case PROP_HEADERS_VISIBLE:
1882 g_value_set_boolean (value, gtk_tree_view_get_headers_visible (tree_view));
1884 case PROP_HEADERS_CLICKABLE:
1885 g_value_set_boolean (value, gtk_tree_view_get_headers_clickable (tree_view));
1887 case PROP_EXPANDER_COLUMN:
1888 g_value_set_object (value, tree_view->priv->expander_column);
1890 case PROP_REORDERABLE:
1891 g_value_set_boolean (value, tree_view->priv->reorderable);
1893 case PROP_RULES_HINT:
1894 g_value_set_boolean (value, tree_view->priv->has_rules);
1896 case PROP_ENABLE_SEARCH:
1897 g_value_set_boolean (value, tree_view->priv->enable_search);
1899 case PROP_SEARCH_COLUMN:
1900 g_value_set_int (value, tree_view->priv->search_column);
1902 case PROP_FIXED_HEIGHT_MODE:
1903 g_value_set_boolean (value, tree_view->priv->fixed_height_mode);
1905 case PROP_HOVER_SELECTION:
1906 g_value_set_boolean (value, tree_view->priv->hover_selection);
1908 case PROP_HOVER_EXPAND:
1909 g_value_set_boolean (value, tree_view->priv->hover_expand);
1911 case PROP_SHOW_EXPANDERS:
1912 g_value_set_boolean (value, tree_view->priv->show_expanders);
1914 case PROP_LEVEL_INDENTATION:
1915 g_value_set_int (value, tree_view->priv->level_indentation);
1917 case PROP_RUBBER_BANDING:
1918 g_value_set_boolean (value, tree_view->priv->rubber_banding_enable);
1920 case PROP_ENABLE_GRID_LINES:
1921 g_value_set_enum (value, tree_view->priv->grid_lines);
1923 case PROP_ENABLE_TREE_LINES:
1924 g_value_set_boolean (value, tree_view->priv->tree_lines_enabled);
1926 case PROP_TOOLTIP_COLUMN:
1927 g_value_set_int (value, tree_view->priv->tooltip_column);
1930 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1936 gtk_tree_view_finalize (GObject *object)
1938 G_OBJECT_CLASS (gtk_tree_view_parent_class)->finalize (object);
1942 static GtkBuildableIface *parent_buildable_iface;
1945 gtk_tree_view_buildable_init (GtkBuildableIface *iface)
1947 parent_buildable_iface = g_type_interface_peek_parent (iface);
1948 iface->add_child = gtk_tree_view_buildable_add_child;
1949 iface->get_internal_child = gtk_tree_view_buildable_get_internal_child;
1953 gtk_tree_view_buildable_add_child (GtkBuildable *tree_view,
1954 GtkBuilder *builder,
1958 gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), GTK_TREE_VIEW_COLUMN (child));
1962 gtk_tree_view_buildable_get_internal_child (GtkBuildable *buildable,
1963 GtkBuilder *builder,
1964 const gchar *childname)
1966 if (strcmp (childname, "selection") == 0)
1967 return G_OBJECT (GTK_TREE_VIEW (buildable)->priv->selection);
1969 return parent_buildable_iface->get_internal_child (buildable,
1974 /* GtkWidget Methods
1978 gtk_tree_view_free_rbtree (GtkTreeView *tree_view)
1980 _gtk_rbtree_free (tree_view->priv->tree);
1982 tree_view->priv->tree = NULL;
1983 tree_view->priv->button_pressed_node = NULL;
1984 tree_view->priv->button_pressed_tree = NULL;
1985 tree_view->priv->prelight_tree = NULL;
1986 tree_view->priv->prelight_node = NULL;
1987 tree_view->priv->expanded_collapsed_node = NULL;
1988 tree_view->priv->expanded_collapsed_tree = NULL;
1992 gtk_tree_view_destroy (GtkWidget *widget)
1994 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
1997 gtk_tree_view_stop_editing (tree_view, TRUE);
1999 if (tree_view->priv->columns != NULL)
2001 list = tree_view->priv->columns;
2004 GtkTreeViewColumn *column;
2005 column = GTK_TREE_VIEW_COLUMN (list->data);
2007 gtk_tree_view_remove_column (tree_view, column);
2009 tree_view->priv->columns = NULL;
2012 if (tree_view->priv->tree != NULL)
2014 gtk_tree_view_unref_and_check_selection_tree (tree_view, tree_view->priv->tree);
2016 gtk_tree_view_free_rbtree (tree_view);
2019 if (tree_view->priv->selection != NULL)
2021 _gtk_tree_selection_set_tree_view (tree_view->priv->selection, NULL);
2022 g_object_unref (tree_view->priv->selection);
2023 tree_view->priv->selection = NULL;
2026 if (tree_view->priv->scroll_to_path != NULL)
2028 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
2029 tree_view->priv->scroll_to_path = NULL;
2032 if (tree_view->priv->drag_dest_row != NULL)
2034 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
2035 tree_view->priv->drag_dest_row = NULL;
2038 if (tree_view->priv->top_row != NULL)
2040 gtk_tree_row_reference_free (tree_view->priv->top_row);
2041 tree_view->priv->top_row = NULL;
2044 if (tree_view->priv->column_drop_func_data &&
2045 tree_view->priv->column_drop_func_data_destroy)
2047 tree_view->priv->column_drop_func_data_destroy (tree_view->priv->column_drop_func_data);
2048 tree_view->priv->column_drop_func_data = NULL;
2051 if (tree_view->priv->destroy_count_destroy &&
2052 tree_view->priv->destroy_count_data)
2054 tree_view->priv->destroy_count_destroy (tree_view->priv->destroy_count_data);
2055 tree_view->priv->destroy_count_data = NULL;
2058 gtk_tree_row_reference_free (tree_view->priv->cursor);
2059 tree_view->priv->cursor = NULL;
2061 gtk_tree_row_reference_free (tree_view->priv->anchor);
2062 tree_view->priv->anchor = NULL;
2064 /* destroy interactive search dialog */
2065 if (tree_view->priv->search_window)
2067 gtk_widget_destroy (tree_view->priv->search_window);
2068 tree_view->priv->search_window = NULL;
2069 tree_view->priv->search_entry = NULL;
2070 if (tree_view->priv->typeselect_flush_timeout)
2072 g_source_remove (tree_view->priv->typeselect_flush_timeout);
2073 tree_view->priv->typeselect_flush_timeout = 0;
2077 if (tree_view->priv->search_destroy && tree_view->priv->search_user_data)
2079 tree_view->priv->search_destroy (tree_view->priv->search_user_data);
2080 tree_view->priv->search_user_data = NULL;
2083 if (tree_view->priv->search_position_destroy && tree_view->priv->search_position_user_data)
2085 tree_view->priv->search_position_destroy (tree_view->priv->search_position_user_data);
2086 tree_view->priv->search_position_user_data = NULL;
2089 if (tree_view->priv->row_separator_destroy && tree_view->priv->row_separator_data)
2091 tree_view->priv->row_separator_destroy (tree_view->priv->row_separator_data);
2092 tree_view->priv->row_separator_data = NULL;
2095 gtk_tree_view_set_model (tree_view, NULL);
2097 if (tree_view->priv->hadjustment)
2099 g_object_unref (tree_view->priv->hadjustment);
2100 tree_view->priv->hadjustment = NULL;
2102 if (tree_view->priv->vadjustment)
2104 g_object_unref (tree_view->priv->vadjustment);
2105 tree_view->priv->vadjustment = NULL;
2108 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->destroy (widget);
2111 /* GtkWidget::map helper */
2113 gtk_tree_view_map_buttons (GtkTreeView *tree_view)
2117 g_return_if_fail (gtk_widget_get_mapped (GTK_WIDGET (tree_view)));
2119 if (tree_view->priv->headers_visible)
2121 GtkTreeViewColumn *column;
2125 for (list = tree_view->priv->columns; list; list = list->next)
2127 column = list->data;
2128 button = gtk_tree_view_column_get_button (column);
2130 if (gtk_tree_view_column_get_visible (column) && button)
2131 gtk_widget_show_now (button);
2133 if (gtk_widget_get_visible (button) &&
2134 !gtk_widget_get_mapped (button))
2135 gtk_widget_map (button);
2137 for (list = tree_view->priv->columns; list; list = list->next)
2139 column = list->data;
2140 if (gtk_tree_view_column_get_visible (column) == FALSE)
2143 window = _gtk_tree_view_column_get_window (column);
2144 if (gtk_tree_view_column_get_resizable (column))
2146 gdk_window_raise (window);
2147 gdk_window_show (window);
2150 gdk_window_hide (window);
2152 gdk_window_show (tree_view->priv->header_window);
2157 gtk_tree_view_map (GtkWidget *widget)
2159 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2162 gtk_widget_set_mapped (widget, TRUE);
2164 tmp_list = tree_view->priv->children;
2167 GtkTreeViewChild *child = tmp_list->data;
2168 tmp_list = tmp_list->next;
2170 if (gtk_widget_get_visible (child->widget))
2172 if (!gtk_widget_get_mapped (child->widget))
2173 gtk_widget_map (child->widget);
2176 gdk_window_show (tree_view->priv->bin_window);
2178 gtk_tree_view_map_buttons (tree_view);
2180 gdk_window_show (gtk_widget_get_window (widget));
2184 gtk_tree_view_realize (GtkWidget *widget)
2186 GtkAllocation allocation;
2187 GtkStyleContext *context;
2188 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2190 GdkWindowAttr attributes;
2192 gint attributes_mask;
2194 gtk_widget_set_realized (widget, TRUE);
2196 gtk_widget_get_allocation (widget, &allocation);
2198 /* Make the main, clipping window */
2199 attributes.window_type = GDK_WINDOW_CHILD;
2200 attributes.x = allocation.x;
2201 attributes.y = allocation.y;
2202 attributes.width = allocation.width;
2203 attributes.height = allocation.height;
2204 attributes.wclass = GDK_INPUT_OUTPUT;
2205 attributes.visual = gtk_widget_get_visual (widget);
2206 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK;
2208 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
2210 window = gdk_window_new (gtk_widget_get_parent_window (widget),
2211 &attributes, attributes_mask);
2212 gtk_widget_set_window (widget, window);
2213 gdk_window_set_user_data (window, widget);
2215 gtk_widget_get_allocation (widget, &allocation);
2217 /* Make the window for the tree */
2219 attributes.y = gtk_tree_view_get_effective_header_height (tree_view);
2220 attributes.width = MAX (tree_view->priv->width, allocation.width);
2221 attributes.height = allocation.height;
2222 attributes.event_mask = (GDK_EXPOSURE_MASK |
2224 GDK_POINTER_MOTION_MASK |
2225 GDK_ENTER_NOTIFY_MASK |
2226 GDK_LEAVE_NOTIFY_MASK |
2227 GDK_BUTTON_PRESS_MASK |
2228 GDK_BUTTON_RELEASE_MASK |
2229 gtk_widget_get_events (widget));
2231 tree_view->priv->bin_window = gdk_window_new (window,
2232 &attributes, attributes_mask);
2233 gdk_window_set_user_data (tree_view->priv->bin_window, widget);
2235 gtk_widget_get_allocation (widget, &allocation);
2237 /* Make the column header window */
2240 attributes.width = MAX (tree_view->priv->width, allocation.width);
2241 attributes.height = tree_view->priv->header_height;
2242 attributes.event_mask = (GDK_EXPOSURE_MASK |
2244 GDK_ENTER_NOTIFY_MASK |
2245 GDK_LEAVE_NOTIFY_MASK |
2246 GDK_BUTTON_PRESS_MASK |
2247 GDK_BUTTON_RELEASE_MASK |
2248 GDK_KEY_PRESS_MASK |
2249 GDK_KEY_RELEASE_MASK |
2250 gtk_widget_get_events (widget));
2252 tree_view->priv->header_window = gdk_window_new (window,
2253 &attributes, attributes_mask);
2254 gdk_window_set_user_data (tree_view->priv->header_window, widget);
2256 context = gtk_widget_get_style_context (widget);
2258 gtk_style_context_save (context);
2259 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
2260 gtk_style_context_set_background (context, tree_view->priv->bin_window);
2261 gtk_style_context_restore (context);
2263 gtk_style_context_set_background (context, tree_view->priv->header_window);
2265 tmp_list = tree_view->priv->children;
2268 GtkTreeViewChild *child = tmp_list->data;
2269 tmp_list = tmp_list->next;
2271 gtk_widget_set_parent_window (child->widget, tree_view->priv->bin_window);
2274 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
2275 _gtk_tree_view_column_realize_button (GTK_TREE_VIEW_COLUMN (tmp_list->data));
2277 /* Need to call those here, since they create GCs */
2278 gtk_tree_view_set_grid_lines (tree_view, tree_view->priv->grid_lines);
2279 gtk_tree_view_set_enable_tree_lines (tree_view, tree_view->priv->tree_lines_enabled);
2281 install_presize_handler (tree_view);
2285 gtk_tree_view_unrealize (GtkWidget *widget)
2287 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2288 GtkTreeViewPrivate *priv = tree_view->priv;
2289 GtkStyleContext *context;
2292 if (priv->scroll_timeout != 0)
2294 g_source_remove (priv->scroll_timeout);
2295 priv->scroll_timeout = 0;
2298 if (priv->auto_expand_timeout != 0)
2300 g_source_remove (priv->auto_expand_timeout);
2301 priv->auto_expand_timeout = 0;
2304 if (priv->open_dest_timeout != 0)
2306 g_source_remove (priv->open_dest_timeout);
2307 priv->open_dest_timeout = 0;
2310 context = gtk_widget_get_style_context (widget);
2311 gtk_style_context_cancel_animations (context, NULL);
2313 if (priv->presize_handler_timer != 0)
2315 g_source_remove (priv->presize_handler_timer);
2316 priv->presize_handler_timer = 0;
2319 if (priv->validate_rows_timer != 0)
2321 g_source_remove (priv->validate_rows_timer);
2322 priv->validate_rows_timer = 0;
2325 if (priv->scroll_sync_timer != 0)
2327 g_source_remove (priv->scroll_sync_timer);
2328 priv->scroll_sync_timer = 0;
2331 if (priv->typeselect_flush_timeout)
2333 g_source_remove (priv->typeselect_flush_timeout);
2334 priv->typeselect_flush_timeout = 0;
2337 for (list = priv->columns; list; list = list->next)
2338 _gtk_tree_view_column_unrealize_button (GTK_TREE_VIEW_COLUMN (list->data));
2340 gdk_window_set_user_data (priv->bin_window, NULL);
2341 gdk_window_destroy (priv->bin_window);
2342 priv->bin_window = NULL;
2344 gdk_window_set_user_data (priv->header_window, NULL);
2345 gdk_window_destroy (priv->header_window);
2346 priv->header_window = NULL;
2348 if (priv->drag_window)
2350 gdk_window_set_user_data (priv->drag_window, NULL);
2351 gdk_window_destroy (priv->drag_window);
2352 priv->drag_window = NULL;
2355 if (priv->drag_highlight_window)
2357 gdk_window_set_user_data (priv->drag_highlight_window, NULL);
2358 gdk_window_destroy (priv->drag_highlight_window);
2359 priv->drag_highlight_window = NULL;
2362 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->unrealize (widget);
2365 /* GtkWidget::size_request helper */
2367 gtk_tree_view_size_request_columns (GtkTreeView *tree_view)
2371 tree_view->priv->header_height = 0;
2373 for (list = tree_view->priv->columns; list; list = list->next)
2375 GtkRequisition requisition;
2376 GtkTreeViewColumn *column = list->data;
2377 GtkWidget *button = gtk_tree_view_column_get_button (column);
2382 gtk_widget_get_preferred_size (button, &requisition, NULL);
2383 tree_view->priv->header_height = MAX (tree_view->priv->header_height, requisition.height);
2388 /* Called only by ::size_request */
2390 gtk_tree_view_update_size (GtkTreeView *tree_view)
2393 GtkTreeViewColumn *column;
2396 if (tree_view->priv->model == NULL)
2398 tree_view->priv->width = 0;
2399 tree_view->priv->prev_width = 0;
2400 tree_view->priv->height = 0;
2404 tree_view->priv->prev_width = tree_view->priv->width;
2405 tree_view->priv->width = 0;
2407 /* keep this in sync with size_allocate below */
2408 for (list = tree_view->priv->columns, i = 0; list; list = list->next, i++)
2410 column = list->data;
2411 if (!gtk_tree_view_column_get_visible (column))
2414 tree_view->priv->width += _gtk_tree_view_column_request_width (column);
2417 if (tree_view->priv->tree == NULL)
2418 tree_view->priv->height = 0;
2420 tree_view->priv->height = tree_view->priv->tree->root->offset;
2424 gtk_tree_view_size_request (GtkWidget *widget,
2425 GtkRequisition *requisition,
2426 gboolean may_validate)
2428 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2432 /* we validate some rows initially just to make sure we have some size.
2433 * In practice, with a lot of static lists, this should get a good width.
2435 do_validate_rows (tree_view, FALSE);
2438 gtk_tree_view_size_request_columns (tree_view);
2439 gtk_tree_view_update_size (GTK_TREE_VIEW (widget));
2441 requisition->width = tree_view->priv->width;
2442 requisition->height = tree_view->priv->height + gtk_tree_view_get_effective_header_height (tree_view);
2446 gtk_tree_view_get_preferred_width (GtkWidget *widget,
2450 GtkRequisition requisition;
2452 gtk_tree_view_size_request (widget, &requisition, TRUE);
2454 *minimum = *natural = requisition.width;
2458 gtk_tree_view_get_preferred_height (GtkWidget *widget,
2462 GtkRequisition requisition;
2464 gtk_tree_view_size_request (widget, &requisition, TRUE);
2466 *minimum = *natural = requisition.height;
2470 gtk_tree_view_calculate_width_before_expander (GtkTreeView *tree_view)
2476 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
2477 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
2478 list->data != tree_view->priv->expander_column;
2479 list = (rtl ? list->prev : list->next))
2481 GtkTreeViewColumn *column = list->data;
2483 width += gtk_tree_view_column_get_width (column);
2489 /* GtkWidget::size_allocate helper */
2491 gtk_tree_view_size_allocate_columns (GtkWidget *widget,
2492 gboolean *width_changed)
2494 GtkTreeView *tree_view;
2495 GList *list, *first_column, *last_column;
2496 GtkTreeViewColumn *column;
2497 GtkAllocation widget_allocation;
2499 gint extra, extra_per_column, extra_for_last;
2500 gint full_requested_width = 0;
2501 gint number_of_expand_columns = 0;
2503 gboolean update_expand;
2505 tree_view = GTK_TREE_VIEW (widget);
2507 for (last_column = g_list_last (tree_view->priv->columns);
2509 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (last_column->data)));
2510 last_column = last_column->prev)
2512 if (last_column == NULL)
2515 for (first_column = g_list_first (tree_view->priv->columns);
2517 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (first_column->data)));
2518 first_column = first_column->next)
2521 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
2523 /* find out how many extra space and expandable columns we have */
2524 for (list = tree_view->priv->columns; list != last_column->next; list = list->next)
2526 column = (GtkTreeViewColumn *)list->data;
2528 if (!gtk_tree_view_column_get_visible (column))
2531 full_requested_width += _gtk_tree_view_column_request_width (column);
2533 if (gtk_tree_view_column_get_expand (column))
2534 number_of_expand_columns++;
2537 /* Only update the expand value if the width of the widget has changed,
2538 * or the number of expand columns has changed, or if there are no expand
2539 * columns, or if we didn't have an size-allocation yet after the
2540 * last validated node.
2542 update_expand = (width_changed && *width_changed == TRUE)
2543 || number_of_expand_columns != tree_view->priv->last_number_of_expand_columns
2544 || number_of_expand_columns == 0
2545 || tree_view->priv->post_validation_flag == TRUE;
2547 tree_view->priv->post_validation_flag = FALSE;
2549 gtk_widget_get_allocation (widget, &widget_allocation);
2552 extra = tree_view->priv->last_extra_space;
2553 extra_for_last = MAX (widget_allocation.width - full_requested_width - extra, 0);
2557 extra = MAX (widget_allocation.width - full_requested_width, 0);
2560 tree_view->priv->last_extra_space = extra;
2563 if (number_of_expand_columns > 0)
2564 extra_per_column = extra/number_of_expand_columns;
2566 extra_per_column = 0;
2570 tree_view->priv->last_extra_space_per_column = extra_per_column;
2571 tree_view->priv->last_number_of_expand_columns = number_of_expand_columns;
2574 for (list = (rtl ? last_column : first_column);
2575 list != (rtl ? first_column->prev : last_column->next);
2576 list = (rtl ? list->prev : list->next))
2580 column = list->data;
2582 if (!gtk_tree_view_column_get_visible (column))
2585 /* We need to handle the dragged button specially.
2587 if (column == tree_view->priv->drag_column)
2589 GtkAllocation drag_allocation;
2592 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
2594 drag_allocation.x = 0;
2595 drag_allocation.y = 0;
2596 drag_allocation.width = gdk_window_get_width (tree_view->priv->drag_window);
2597 drag_allocation.height = gdk_window_get_height (tree_view->priv->drag_window);
2598 gtk_widget_size_allocate (button, &drag_allocation);
2599 width += drag_allocation.width;
2603 column_width = _gtk_tree_view_column_request_width (column);
2605 if (gtk_tree_view_column_get_expand (column))
2607 if (number_of_expand_columns == 1)
2609 /* We add the remander to the last column as
2611 column_width += extra;
2615 column_width += extra_per_column;
2616 extra -= extra_per_column;
2617 number_of_expand_columns --;
2620 else if (number_of_expand_columns == 0 &&
2621 list == last_column)
2623 column_width += extra;
2626 /* In addition to expand, the last column can get even more
2627 * extra space so all available space is filled up.
2629 if (extra_for_last > 0 && list == last_column)
2630 column_width += extra_for_last;
2632 _gtk_tree_view_column_allocate (column, width, column_width);
2634 width += column_width;
2637 /* We change the width here. The user might have been resizing columns,
2638 * which changes the total width of the tree view. This is of
2639 * importance for getting the horizontal scroll bar right.
2641 if (tree_view->priv->width != width)
2643 tree_view->priv->width = width;
2645 *width_changed = TRUE;
2651 gtk_tree_view_size_allocate (GtkWidget *widget,
2652 GtkAllocation *allocation)
2654 GtkAllocation widget_allocation;
2655 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2657 gboolean width_changed = FALSE;
2660 gtk_widget_get_allocation (widget, &widget_allocation);
2661 old_width = widget_allocation.width;
2662 if (allocation->width != widget_allocation.width)
2663 width_changed = TRUE;
2665 gtk_widget_set_allocation (widget, allocation);
2667 tmp_list = tree_view->priv->children;
2671 GtkAllocation allocation;
2673 GtkTreeViewChild *child = tmp_list->data;
2674 tmp_list = tmp_list->next;
2676 /* totally ignore our child's requisition */
2677 allocation.x = child->x;
2678 allocation.y = child->y;
2679 allocation.width = child->width;
2680 allocation.height = child->height;
2681 gtk_widget_size_allocate (child->widget, &allocation);
2684 /* We size-allocate the columns first because the width of the
2685 * tree view (used in updating the adjustments below) might change.
2687 gtk_tree_view_size_allocate_columns (widget, &width_changed);
2689 g_object_freeze_notify (G_OBJECT (tree_view->priv->hadjustment));
2690 gtk_adjustment_set_page_size (tree_view->priv->hadjustment,
2692 gtk_adjustment_set_page_increment (tree_view->priv->hadjustment,
2693 allocation->width * 0.9);
2694 gtk_adjustment_set_step_increment (tree_view->priv->hadjustment,
2695 allocation->width * 0.1);
2696 gtk_adjustment_set_lower (tree_view->priv->hadjustment, 0);
2697 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
2698 MAX (gtk_adjustment_get_page_size (tree_view->priv->hadjustment),
2699 tree_view->priv->width));
2700 g_object_thaw_notify (G_OBJECT (tree_view->priv->hadjustment));
2702 if (gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL)
2704 if (allocation->width < tree_view->priv->width)
2706 if (tree_view->priv->init_hadjust_value)
2708 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2709 MAX (tree_view->priv->width -
2710 allocation->width, 0));
2711 tree_view->priv->init_hadjust_value = FALSE;
2713 else if (allocation->width != old_width)
2715 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2716 CLAMP (gtk_adjustment_get_value (tree_view->priv->hadjustment) - allocation->width + old_width,
2718 tree_view->priv->width - allocation->width));
2721 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2722 CLAMP (tree_view->priv->width - (tree_view->priv->prev_width - gtk_adjustment_get_value (tree_view->priv->hadjustment)),
2724 tree_view->priv->width - allocation->width));
2728 gtk_adjustment_set_value (tree_view->priv->hadjustment, 0);
2729 tree_view->priv->init_hadjust_value = TRUE;
2733 if (gtk_adjustment_get_value (tree_view->priv->hadjustment) + allocation->width > tree_view->priv->width)
2734 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2735 MAX (tree_view->priv->width -
2736 allocation->width, 0));
2738 g_object_freeze_notify (G_OBJECT (tree_view->priv->vadjustment));
2739 gtk_adjustment_set_page_size (tree_view->priv->vadjustment,
2740 allocation->height -
2741 gtk_tree_view_get_effective_header_height (tree_view));
2742 gtk_adjustment_set_step_increment (tree_view->priv->vadjustment,
2743 gtk_adjustment_get_page_size (tree_view->priv->vadjustment) * 0.1);
2744 gtk_adjustment_set_page_increment (tree_view->priv->vadjustment,
2745 gtk_adjustment_get_page_size (tree_view->priv->vadjustment) * 0.9);
2746 gtk_adjustment_set_lower (tree_view->priv->vadjustment, 0);
2747 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
2748 MAX (gtk_adjustment_get_page_size (tree_view->priv->vadjustment),
2749 tree_view->priv->height));
2750 g_object_thaw_notify (G_OBJECT (tree_view->priv->vadjustment));
2752 /* now the adjustments and window sizes are in sync, we can sync toprow/dy again */
2753 if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
2754 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0);
2755 else if (gtk_adjustment_get_value (tree_view->priv->vadjustment) + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height)
2756 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment),
2757 tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment));
2758 else if (gtk_tree_row_reference_valid (tree_view->priv->top_row))
2759 gtk_tree_view_top_row_to_dy (tree_view);
2761 gtk_tree_view_dy_to_top_row (tree_view);
2763 if (gtk_widget_get_realized (widget))
2765 gdk_window_move_resize (gtk_widget_get_window (widget),
2766 allocation->x, allocation->y,
2767 allocation->width, allocation->height);
2768 gdk_window_move_resize (tree_view->priv->header_window,
2769 - (gint) gtk_adjustment_get_value (tree_view->priv->hadjustment),
2771 MAX (tree_view->priv->width, allocation->width),
2772 tree_view->priv->header_height);
2773 gdk_window_move_resize (tree_view->priv->bin_window,
2774 - (gint) gtk_adjustment_get_value (tree_view->priv->hadjustment),
2775 gtk_tree_view_get_effective_header_height (tree_view),
2776 MAX (tree_view->priv->width, allocation->width),
2777 allocation->height - gtk_tree_view_get_effective_header_height (tree_view));
2779 if (tree_view->priv->tree == NULL)
2780 invalidate_empty_focus (tree_view);
2782 if (width_changed && tree_view->priv->expander_column)
2784 /* Might seem awkward, but is the best heuristic I could come up
2785 * with. Only if the width of the columns before the expander
2786 * changes, we will update the prelight status. It is this
2787 * width that makes the expander move vertically. Always updating
2788 * prelight status causes trouble with hover selections.
2790 gint width_before_expander;
2792 width_before_expander = gtk_tree_view_calculate_width_before_expander (tree_view);
2794 if (tree_view->priv->prev_width_before_expander
2795 != width_before_expander)
2796 update_prelight (tree_view,
2797 tree_view->priv->event_last_x,
2798 tree_view->priv->event_last_y);
2800 tree_view->priv->prev_width_before_expander = width_before_expander;
2805 /* Grabs the focus and unsets the GTK_TREE_VIEW_DRAW_KEYFOCUS flag */
2807 grab_focus_and_unset_draw_keyfocus (GtkTreeView *tree_view)
2809 GtkWidget *widget = GTK_WIDGET (tree_view);
2811 if (gtk_widget_get_can_focus (widget) && !gtk_widget_has_focus (widget))
2812 gtk_widget_grab_focus (widget);
2813 tree_view->priv->draw_keyfocus = 0;
2816 static inline gboolean
2817 row_is_separator (GtkTreeView *tree_view,
2821 gboolean is_separator = FALSE;
2823 if (tree_view->priv->row_separator_func)
2825 GtkTreeIter tmpiter;
2831 if (!gtk_tree_model_get_iter (tree_view->priv->model, &tmpiter, path))
2835 is_separator = tree_view->priv->row_separator_func (tree_view->priv->model,
2837 tree_view->priv->row_separator_data);
2840 return is_separator;
2844 gtk_tree_view_button_press (GtkWidget *widget,
2845 GdkEventButton *event)
2847 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2849 GtkTreeViewColumn *column = NULL;
2851 GdkRectangle background_area;
2852 GdkRectangle cell_area;
2853 gint vertical_separator;
2854 gint horizontal_separator;
2855 gboolean path_is_selectable;
2858 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
2859 gtk_tree_view_stop_editing (tree_view, FALSE);
2860 gtk_widget_style_get (widget,
2861 "vertical-separator", &vertical_separator,
2862 "horizontal-separator", &horizontal_separator,
2865 /* Because grab_focus can cause reentrancy, we delay grab_focus until after
2866 * we're done handling the button press.
2869 if (event->window == tree_view->priv->bin_window)
2878 gint pre_val, aft_val;
2879 GtkTreeViewColumn *column = NULL;
2880 gint column_handled_click = FALSE;
2881 gboolean row_double_click = FALSE;
2883 gboolean node_selected;
2884 GdkModifierType extend_mod_mask;
2885 GdkModifierType modify_mod_mask;
2888 if (tree_view->priv->tree == NULL)
2890 grab_focus_and_unset_draw_keyfocus (tree_view);
2894 /* are we in an arrow? */
2895 if (tree_view->priv->prelight_node &&
2896 tree_view->priv->arrow_prelit &&
2897 gtk_tree_view_draw_expanders (tree_view))
2899 if (event->button == 1)
2901 gtk_grab_add (widget);
2902 tree_view->priv->button_pressed_node = tree_view->priv->prelight_node;
2903 tree_view->priv->button_pressed_tree = tree_view->priv->prelight_tree;
2904 gtk_tree_view_queue_draw_arrow (GTK_TREE_VIEW (widget),
2905 tree_view->priv->prelight_tree,
2906 tree_view->priv->prelight_node);
2909 grab_focus_and_unset_draw_keyfocus (tree_view);
2913 /* find the node that was clicked */
2914 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
2917 y_offset = -_gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
2921 /* We clicked in dead space */
2922 grab_focus_and_unset_draw_keyfocus (tree_view);
2926 /* Get the path and the node */
2927 path = _gtk_tree_view_find_path (tree_view, tree, node);
2928 path_is_selectable = !row_is_separator (tree_view, NULL, path);
2930 if (!path_is_selectable)
2932 gtk_tree_path_free (path);
2933 grab_focus_and_unset_draw_keyfocus (tree_view);
2937 depth = gtk_tree_path_get_depth (path);
2938 background_area.y = y_offset + event->y;
2939 background_area.height = gtk_tree_view_get_row_height (tree_view, node);
2940 background_area.x = 0;
2943 /* Let the column have a chance at selecting it. */
2944 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
2945 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
2946 list; list = (rtl ? list->prev : list->next))
2948 GtkTreeViewColumn *candidate = list->data;
2950 if (!gtk_tree_view_column_get_visible (candidate))
2953 background_area.width = gtk_tree_view_column_get_width (candidate);
2954 if ((background_area.x > (gint) event->x) ||
2955 (background_area.x + background_area.width <= (gint) event->x))
2957 background_area.x += background_area.width;
2961 /* we found the focus column */
2963 cell_area = background_area;
2964 cell_area.width -= horizontal_separator;
2965 cell_area.height -= vertical_separator;
2966 cell_area.x += horizontal_separator/2;
2967 cell_area.y += vertical_separator/2;
2968 if (gtk_tree_view_is_expander_column (tree_view, column))
2971 cell_area.x += (depth - 1) * tree_view->priv->level_indentation;
2972 cell_area.width -= (depth - 1) * tree_view->priv->level_indentation;
2974 if (gtk_tree_view_draw_expanders (tree_view))
2977 cell_area.x += depth * tree_view->priv->expander_size;
2978 cell_area.width -= depth * tree_view->priv->expander_size;
2986 gtk_tree_path_free (path);
2987 grab_focus_and_unset_draw_keyfocus (tree_view);
2991 tree_view->priv->focus_column = column;
2993 /* decide if we edit */
2994 if (event->type == GDK_BUTTON_PRESS && event->button == 1 &&
2995 !(event->state & gtk_accelerator_get_default_mod_mask ()))
2997 GtkTreePath *anchor;
3000 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
3001 gtk_tree_view_column_cell_set_cell_data (column,
3002 tree_view->priv->model,
3004 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
3005 node->children?TRUE:FALSE);
3007 if (tree_view->priv->anchor)
3008 anchor = gtk_tree_row_reference_get_path (tree_view->priv->anchor);
3012 if ((anchor && !gtk_tree_path_compare (anchor, path))
3013 || !_gtk_tree_view_column_has_editable_cell (column))
3015 GtkCellEditable *cell_editable = NULL;
3017 /* FIXME: get the right flags */
3020 if (_gtk_tree_view_column_cell_event (column,
3024 GtkCellArea *area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
3025 cell_editable = gtk_cell_area_get_edit_widget (area);
3027 if (cell_editable != NULL)
3029 gtk_tree_path_free (path);
3030 gtk_tree_path_free (anchor);
3033 column_handled_click = TRUE;
3037 gtk_tree_path_free (anchor);
3041 gtk_widget_get_modifier_mask (widget, GDK_MODIFIER_INTENT_EXTEND_SELECTION);
3044 gtk_widget_get_modifier_mask (widget, GDK_MODIFIER_INTENT_MODIFY_SELECTION);
3047 node_selected = GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED);
3048 pre_val = gtk_adjustment_get_value (tree_view->priv->vadjustment);
3050 /* we only handle selection modifications on the first button press
3052 if (event->type == GDK_BUTTON_PRESS)
3054 GtkCellRenderer *focus_cell;
3056 if ((event->state & modify_mod_mask) == modify_mod_mask)
3057 tree_view->priv->modify_selection_pressed = TRUE;
3058 if ((event->state & extend_mod_mask) == extend_mod_mask)
3059 tree_view->priv->extend_selection_pressed = TRUE;
3061 /* We update the focus cell here, this is also needed if the
3062 * column does not contain an editable cell. In this case,
3063 * GtkCellArea did not receive the event for processing (and
3064 * could not update the focus cell).
3066 focus_cell = _gtk_tree_view_column_get_cell_at_pos (column,
3073 gtk_tree_view_column_focus_cell (column, focus_cell);
3075 if (event->state & modify_mod_mask)
3077 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
3078 gtk_tree_view_real_toggle_cursor_row (tree_view);
3080 else if (event->state & extend_mod_mask)
3082 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
3083 gtk_tree_view_real_select_cursor_row (tree_view, FALSE);
3087 gtk_tree_view_real_set_cursor (tree_view, path, TRUE, TRUE);
3090 tree_view->priv->modify_selection_pressed = FALSE;
3091 tree_view->priv->extend_selection_pressed = FALSE;
3094 /* the treeview may have been scrolled because of _set_cursor,
3098 aft_val = gtk_adjustment_get_value (tree_view->priv->vadjustment);
3099 dval = pre_val - aft_val;
3101 cell_area.y += dval;
3102 background_area.y += dval;
3104 /* Save press to possibly begin a drag
3106 if (!column_handled_click &&
3107 !tree_view->priv->in_grab &&
3108 tree_view->priv->pressed_button < 0)
3110 tree_view->priv->pressed_button = event->button;
3111 tree_view->priv->press_start_x = event->x;
3112 tree_view->priv->press_start_y = event->y;
3114 if (tree_view->priv->rubber_banding_enable
3116 && gtk_tree_selection_get_mode (tree_view->priv->selection) == GTK_SELECTION_MULTIPLE)
3118 tree_view->priv->press_start_y += tree_view->priv->dy;
3119 tree_view->priv->rubber_band_x = event->x;
3120 tree_view->priv->rubber_band_y = event->y + tree_view->priv->dy;
3121 tree_view->priv->rubber_band_status = RUBBER_BAND_MAYBE_START;
3123 if ((event->state & modify_mod_mask) == modify_mod_mask)
3124 tree_view->priv->rubber_band_modify = TRUE;
3125 if ((event->state & extend_mod_mask) == extend_mod_mask)
3126 tree_view->priv->rubber_band_extend = TRUE;
3130 /* Test if a double click happened on the same row. */
3131 if (event->button == 1 && event->type == GDK_BUTTON_PRESS)
3133 int double_click_time, double_click_distance;
3135 g_object_get (gtk_settings_get_default (),
3136 "gtk-double-click-time", &double_click_time,
3137 "gtk-double-click-distance", &double_click_distance,
3140 /* Same conditions as _gdk_event_button_generate */
3141 if (tree_view->priv->last_button_x != -1 &&
3142 (event->time < tree_view->priv->last_button_time + double_click_time) &&
3143 (ABS (event->x - tree_view->priv->last_button_x) <= double_click_distance) &&
3144 (ABS (event->y - tree_view->priv->last_button_y) <= double_click_distance))
3146 /* We do no longer compare paths of this row and the
3147 * row clicked previously. We use the double click
3148 * distance to decide whether this is a valid click,
3149 * allowing the mouse to slightly move over another row.
3151 row_double_click = TRUE;
3153 tree_view->priv->last_button_time = 0;
3154 tree_view->priv->last_button_x = -1;
3155 tree_view->priv->last_button_y = -1;
3159 tree_view->priv->last_button_time = event->time;
3160 tree_view->priv->last_button_x = event->x;
3161 tree_view->priv->last_button_y = event->y;
3165 if (row_double_click)
3167 gtk_grab_remove (widget);
3168 gtk_tree_view_row_activated (tree_view, path, column);
3170 if (tree_view->priv->pressed_button == event->button)
3171 tree_view->priv->pressed_button = -1;
3174 gtk_tree_path_free (path);
3176 /* If we activated the row through a double click we don't want to grab
3177 * focus back, as moving focus to another widget is pretty common.
3179 if (!row_double_click)
3180 grab_focus_and_unset_draw_keyfocus (tree_view);
3185 /* We didn't click in the window. Let's check to see if we clicked on a column resize window.
3187 for (i = 0, list = tree_view->priv->columns; list; list = list->next, i++)
3189 column = list->data;
3190 if (event->window == _gtk_tree_view_column_get_window (column) &&
3191 gtk_tree_view_column_get_resizable (column) &&
3192 _gtk_tree_view_column_get_window (column))
3196 if (event->type == GDK_2BUTTON_PRESS &&
3197 gtk_tree_view_column_get_sizing (column) != GTK_TREE_VIEW_COLUMN_AUTOSIZE)
3199 _gtk_tree_view_column_set_use_resized_width (column, FALSE);
3200 _gtk_tree_view_column_autosize (tree_view, column);
3204 if (gdk_device_grab (gdk_event_get_device ((GdkEvent*)event),
3205 _gtk_tree_view_column_get_window (column),
3208 GDK_POINTER_MOTION_HINT_MASK
3209 | GDK_BUTTON1_MOTION_MASK
3210 | GDK_BUTTON_RELEASE_MASK,
3212 event->time) != GDK_GRAB_SUCCESS)
3215 gtk_grab_add (widget);
3216 tree_view->priv->in_column_resize = TRUE;
3218 _gtk_tree_view_column_set_resized_width (column, gtk_tree_view_column_get_width (column) -
3219 tree_view->priv->last_extra_space_per_column);
3221 /* block attached dnd signal handler */
3222 drag_data = g_object_get_data (G_OBJECT (widget), "gtk-site-data");
3224 g_signal_handlers_block_matched (widget,
3225 G_SIGNAL_MATCH_DATA,
3229 tree_view->priv->drag_pos = i;
3230 tree_view->priv->x_drag = gtk_tree_view_column_get_x_offset (column) + (rtl ? 0 : gtk_tree_view_column_get_width (column));
3232 if (!gtk_widget_has_focus (widget))
3233 gtk_widget_grab_focus (widget);
3241 /* GtkWidget::button_release_event helper */
3243 gtk_tree_view_button_release_drag_column (GtkWidget *widget,
3244 GdkEventButton *event)
3246 GtkTreeView *tree_view;
3250 GdkDevice *device, *other;
3252 tree_view = GTK_TREE_VIEW (widget);
3254 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
3255 device = gdk_event_get_device ((GdkEvent*)event);
3256 other = gdk_device_get_associated_device (device);
3257 gdk_device_ungrab (device, event->time);
3258 gdk_device_ungrab (other, event->time);
3260 /* Move the button back */
3261 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
3262 g_object_ref (button);
3263 gtk_container_remove (GTK_CONTAINER (tree_view), button);
3264 gtk_widget_set_parent_window (button, tree_view->priv->header_window);
3265 gtk_widget_set_parent (button, GTK_WIDGET (tree_view));
3266 g_object_unref (button);
3267 gtk_widget_queue_resize (widget);
3268 if (gtk_tree_view_column_get_resizable (tree_view->priv->drag_column))
3270 gdk_window_raise (_gtk_tree_view_column_get_window (tree_view->priv->drag_column));
3271 gdk_window_show (_gtk_tree_view_column_get_window (tree_view->priv->drag_column));
3274 gdk_window_hide (_gtk_tree_view_column_get_window (tree_view->priv->drag_column));
3276 gtk_widget_grab_focus (button);
3280 if (tree_view->priv->cur_reorder &&
3281 tree_view->priv->cur_reorder->right_column != tree_view->priv->drag_column)
3282 gtk_tree_view_move_column_after (tree_view, tree_view->priv->drag_column,
3283 tree_view->priv->cur_reorder->right_column);
3287 if (tree_view->priv->cur_reorder &&
3288 tree_view->priv->cur_reorder->left_column != tree_view->priv->drag_column)
3289 gtk_tree_view_move_column_after (tree_view, tree_view->priv->drag_column,
3290 tree_view->priv->cur_reorder->left_column);
3292 tree_view->priv->drag_column = NULL;
3293 gdk_window_hide (tree_view->priv->drag_window);
3295 for (l = tree_view->priv->column_drag_info; l != NULL; l = l->next)
3296 g_slice_free (GtkTreeViewColumnReorder, l->data);
3297 g_list_free (tree_view->priv->column_drag_info);
3298 tree_view->priv->column_drag_info = NULL;
3299 tree_view->priv->cur_reorder = NULL;
3301 if (tree_view->priv->drag_highlight_window)
3302 gdk_window_hide (tree_view->priv->drag_highlight_window);
3304 /* Reset our flags */
3305 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_UNSET;
3306 tree_view->priv->in_column_drag = FALSE;
3311 /* GtkWidget::button_release_event helper */
3313 gtk_tree_view_button_release_column_resize (GtkWidget *widget,
3314 GdkEventButton *event)
3316 GtkTreeView *tree_view;
3319 tree_view = GTK_TREE_VIEW (widget);
3321 tree_view->priv->drag_pos = -1;
3323 /* unblock attached dnd signal handler */
3324 drag_data = g_object_get_data (G_OBJECT (widget), "gtk-site-data");
3326 g_signal_handlers_unblock_matched (widget,
3327 G_SIGNAL_MATCH_DATA,
3331 tree_view->priv->in_column_resize = FALSE;
3332 gtk_grab_remove (widget);
3333 gdk_device_ungrab (gdk_event_get_device ((GdkEvent*)event), event->time);
3338 gtk_tree_view_button_release (GtkWidget *widget,
3339 GdkEventButton *event)
3341 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
3343 if (tree_view->priv->in_column_drag)
3344 return gtk_tree_view_button_release_drag_column (widget, event);
3346 if (tree_view->priv->rubber_band_status)
3347 gtk_tree_view_stop_rubber_band (tree_view);
3349 if (tree_view->priv->pressed_button == event->button)
3350 tree_view->priv->pressed_button = -1;
3352 if (tree_view->priv->in_column_resize)
3353 return gtk_tree_view_button_release_column_resize (widget, event);
3355 if (tree_view->priv->button_pressed_node == NULL)
3358 if (event->button == 1)
3360 if (tree_view->priv->button_pressed_node == tree_view->priv->prelight_node &&
3361 tree_view->priv->arrow_prelit)
3363 GtkTreePath *path = NULL;
3365 path = _gtk_tree_view_find_path (tree_view,
3366 tree_view->priv->button_pressed_tree,
3367 tree_view->priv->button_pressed_node);
3368 /* Actually activate the node */
3369 if (tree_view->priv->button_pressed_node->children == NULL)
3370 gtk_tree_view_real_expand_row (tree_view, path,
3371 tree_view->priv->button_pressed_tree,
3372 tree_view->priv->button_pressed_node,
3375 gtk_tree_view_real_collapse_row (GTK_TREE_VIEW (widget), path,
3376 tree_view->priv->button_pressed_tree,
3377 tree_view->priv->button_pressed_node, TRUE);
3378 gtk_tree_path_free (path);
3381 gtk_grab_remove (widget);
3382 tree_view->priv->button_pressed_tree = NULL;
3383 tree_view->priv->button_pressed_node = NULL;
3390 gtk_tree_view_grab_broken (GtkWidget *widget,
3391 GdkEventGrabBroken *event)
3393 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
3395 if (tree_view->priv->in_column_drag)
3396 gtk_tree_view_button_release_drag_column (widget, (GdkEventButton *)event);
3398 if (tree_view->priv->in_column_resize)
3399 gtk_tree_view_button_release_column_resize (widget, (GdkEventButton *)event);
3406 gtk_tree_view_configure (GtkWidget *widget,
3407 GdkEventConfigure *event)
3409 GtkTreeView *tree_view;
3411 tree_view = GTK_TREE_VIEW (widget);
3412 tree_view->priv->search_position_func (tree_view, tree_view->priv->search_window);
3418 /* GtkWidget::motion_event function set.
3422 coords_are_over_arrow (GtkTreeView *tree_view,
3425 /* these are in bin window coords */
3432 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
3435 if ((node->flags & GTK_RBNODE_IS_PARENT) == 0)
3438 arrow.y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
3439 arrow.height = gtk_tree_view_get_row_height (tree_view, node);
3441 gtk_tree_view_get_arrow_xrange (tree_view, tree, &arrow.x, &x2);
3443 arrow.width = x2 - arrow.x;
3445 return (x >= arrow.x &&
3446 x < (arrow.x + arrow.width) &&
3448 y < (arrow.y + arrow.height));
3452 auto_expand_timeout (gpointer data)
3454 GtkTreeView *tree_view = GTK_TREE_VIEW (data);
3457 if (tree_view->priv->prelight_node)
3459 path = _gtk_tree_view_find_path (tree_view,
3460 tree_view->priv->prelight_tree,
3461 tree_view->priv->prelight_node);
3463 if (tree_view->priv->prelight_node->children)
3464 gtk_tree_view_collapse_row (tree_view, path);
3466 gtk_tree_view_expand_row (tree_view, path, FALSE);
3468 gtk_tree_path_free (path);
3471 tree_view->priv->auto_expand_timeout = 0;
3477 remove_auto_expand_timeout (GtkTreeView *tree_view)
3479 if (tree_view->priv->auto_expand_timeout != 0)
3481 g_source_remove (tree_view->priv->auto_expand_timeout);
3482 tree_view->priv->auto_expand_timeout = 0;
3487 do_prelight (GtkTreeView *tree_view,
3490 /* these are in bin_window coords */
3494 if (tree_view->priv->prelight_tree == tree &&
3495 tree_view->priv->prelight_node == node)
3497 /* We are still on the same node,
3498 but we might need to take care of the arrow */
3500 if (tree && node && gtk_tree_view_draw_expanders (tree_view))
3502 gboolean over_arrow;
3504 over_arrow = coords_are_over_arrow (tree_view, tree, node, x, y);
3506 if (over_arrow != tree_view->priv->arrow_prelit)
3509 tree_view->priv->arrow_prelit = TRUE;
3511 tree_view->priv->arrow_prelit = FALSE;
3513 gtk_tree_view_queue_draw_arrow (tree_view, tree, node);
3520 if (tree_view->priv->prelight_tree && tree_view->priv->prelight_node)
3522 /* Unprelight the old node and arrow */
3524 GTK_RBNODE_UNSET_FLAG (tree_view->priv->prelight_node,
3525 GTK_RBNODE_IS_PRELIT);
3527 if (tree_view->priv->arrow_prelit
3528 && gtk_tree_view_draw_expanders (tree_view))
3530 tree_view->priv->arrow_prelit = FALSE;
3532 gtk_tree_view_queue_draw_arrow (tree_view,
3533 tree_view->priv->prelight_tree,
3534 tree_view->priv->prelight_node);
3537 _gtk_tree_view_queue_draw_node (tree_view,
3538 tree_view->priv->prelight_tree,
3539 tree_view->priv->prelight_node,
3544 if (tree_view->priv->hover_expand)
3545 remove_auto_expand_timeout (tree_view);
3547 /* Set the new prelight values */
3548 tree_view->priv->prelight_node = node;
3549 tree_view->priv->prelight_tree = tree;
3554 /* Prelight the new node and arrow */
3556 if (gtk_tree_view_draw_expanders (tree_view)
3557 && coords_are_over_arrow (tree_view, tree, node, x, y))
3559 tree_view->priv->arrow_prelit = TRUE;
3561 gtk_tree_view_queue_draw_arrow (tree_view, tree, node);
3564 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_PRELIT);
3566 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
3568 if (tree_view->priv->hover_expand)
3570 tree_view->priv->auto_expand_timeout =
3571 gdk_threads_add_timeout (AUTO_EXPAND_TIMEOUT, auto_expand_timeout, tree_view);
3576 prelight_or_select (GtkTreeView *tree_view,
3579 /* these are in bin_window coords */
3583 GtkSelectionMode mode = gtk_tree_selection_get_mode (tree_view->priv->selection);
3585 if (tree_view->priv->hover_selection &&
3586 (mode == GTK_SELECTION_SINGLE || mode == GTK_SELECTION_BROWSE) &&
3587 !(tree_view->priv->edited_column &&
3588 gtk_cell_area_get_edit_widget
3589 (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->edited_column)))))
3593 if (!GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
3597 path = _gtk_tree_view_find_path (tree_view, tree, node);
3598 gtk_tree_selection_select_path (tree_view->priv->selection, path);
3599 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
3601 tree_view->priv->draw_keyfocus = FALSE;
3602 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, FALSE);
3604 gtk_tree_path_free (path);
3608 else if (mode == GTK_SELECTION_SINGLE)
3609 gtk_tree_selection_unselect_all (tree_view->priv->selection);
3612 do_prelight (tree_view, tree, node, x, y);
3616 ensure_unprelighted (GtkTreeView *tree_view)
3618 do_prelight (tree_view,
3620 -1000, -1000); /* coords not possibly over an arrow */
3622 g_assert (tree_view->priv->prelight_node == NULL);
3626 update_prelight (GtkTreeView *tree_view,
3634 if (tree_view->priv->tree == NULL)
3639 ensure_unprelighted (tree_view);
3643 new_y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, y);
3647 _gtk_rbtree_find_offset (tree_view->priv->tree,
3648 new_y, &tree, &node);
3651 prelight_or_select (tree_view, tree, node, x, y);
3657 /* Our motion arrow is either a box (in the case of the original spot)
3658 * or an arrow. It is expander_size wide.
3681 gtk_tree_view_motion_draw_column_motion_arrow (GtkTreeView *tree_view)
3683 GtkTreeViewColumnReorder *reorder = tree_view->priv->cur_reorder;
3684 GtkWidget *widget = GTK_WIDGET (tree_view);
3685 cairo_surface_t *mask_image;
3686 cairo_region_t *mask_region;
3691 gint arrow_type = DRAG_COLUMN_WINDOW_STATE_UNSET;
3692 GdkWindowAttr attributes;
3693 guint attributes_mask;
3697 reorder->left_column == tree_view->priv->drag_column ||
3698 reorder->right_column == tree_view->priv->drag_column)
3699 arrow_type = DRAG_COLUMN_WINDOW_STATE_ORIGINAL;
3700 else if (reorder->left_column || reorder->right_column)
3702 GtkAllocation left_allocation, right_allocation;
3703 GdkRectangle visible_rect;
3706 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
3707 if (reorder->left_column)
3709 button = gtk_tree_view_column_get_button (reorder->left_column);
3710 gtk_widget_get_allocation (button, &left_allocation);
3711 x = left_allocation.x + left_allocation.width;
3715 button = gtk_tree_view_column_get_button (reorder->right_column);
3716 gtk_widget_get_allocation (button, &right_allocation);
3717 x = right_allocation.x;
3720 if (x < visible_rect.x)
3721 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT;
3722 else if (x > visible_rect.x + visible_rect.width)
3723 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT;
3725 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW;
3728 /* We want to draw the rectangle over the initial location. */
3729 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ORIGINAL)
3731 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ORIGINAL)
3733 GtkAllocation drag_allocation;
3736 if (tree_view->priv->drag_highlight_window)
3738 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
3740 gdk_window_destroy (tree_view->priv->drag_highlight_window);
3743 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
3744 attributes.window_type = GDK_WINDOW_CHILD;
3745 attributes.wclass = GDK_INPUT_OUTPUT;
3746 attributes.x = tree_view->priv->drag_column_x;
3748 gtk_widget_get_allocation (button, &drag_allocation);
3749 width = attributes.width = drag_allocation.width;
3750 height = attributes.height = drag_allocation.height;
3751 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
3752 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
3753 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
3754 tree_view->priv->drag_highlight_window = gdk_window_new (tree_view->priv->header_window, &attributes, attributes_mask);
3755 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
3757 mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
3758 cr = cairo_create (mask_image);
3760 cairo_rectangle (cr, 1, 1, width - 2, height - 2);
3764 mask_region = gdk_cairo_region_create_from_surface (mask_image);
3765 gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
3768 cairo_region_destroy (mask_region);
3769 cairo_surface_destroy (mask_image);
3771 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_ORIGINAL;
3774 else if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW)
3776 GtkAllocation button_allocation;
3779 width = tree_view->priv->expander_size;
3781 /* Get x, y, width, height of arrow */
3782 gdk_window_get_origin (tree_view->priv->header_window, &x, &y);
3783 if (reorder->left_column)
3785 button = gtk_tree_view_column_get_button (reorder->left_column);
3786 gtk_widget_get_allocation (button, &button_allocation);
3787 x += button_allocation.x + button_allocation.width - width/2;
3788 height = button_allocation.height;
3792 button = gtk_tree_view_column_get_button (reorder->right_column);
3793 gtk_widget_get_allocation (button, &button_allocation);
3794 x += button_allocation.x - width/2;
3795 height = button_allocation.height;
3797 y -= tree_view->priv->expander_size/2; /* The arrow takes up only half the space */
3798 height += tree_view->priv->expander_size;
3800 /* Create the new window */
3801 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW)
3803 if (tree_view->priv->drag_highlight_window)
3805 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
3807 gdk_window_destroy (tree_view->priv->drag_highlight_window);
3810 attributes.window_type = GDK_WINDOW_TEMP;
3811 attributes.wclass = GDK_INPUT_OUTPUT;
3812 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
3813 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
3814 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
3817 attributes.width = width;
3818 attributes.height = height;
3819 tree_view->priv->drag_highlight_window = gdk_window_new (gtk_widget_get_root_window (widget),
3820 &attributes, attributes_mask);
3821 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
3823 mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
3825 cr = cairo_create (mask_image);
3826 cairo_move_to (cr, 0, 0);
3827 cairo_line_to (cr, width, 0);
3828 cairo_line_to (cr, width / 2., width / 2);
3829 cairo_move_to (cr, 0, height);
3830 cairo_line_to (cr, width, height);
3831 cairo_line_to (cr, width / 2., height - width / 2.);
3835 mask_region = gdk_cairo_region_create_from_surface (mask_image);
3836 gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
3839 cairo_region_destroy (mask_region);
3840 cairo_surface_destroy (mask_image);
3843 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_ARROW;
3844 gdk_window_move (tree_view->priv->drag_highlight_window, x, y);
3846 else if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT ||
3847 arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
3849 GtkAllocation allocation;
3852 width = tree_view->priv->expander_size;
3854 /* Get x, y, width, height of arrow */
3855 width = width/2; /* remember, the arrow only takes half the available width */
3856 gdk_window_get_origin (gtk_widget_get_window (widget),
3858 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
3860 gtk_widget_get_allocation (widget, &allocation);
3861 x += allocation.width - width;
3864 if (reorder->left_column)
3866 button = gtk_tree_view_column_get_button (reorder->left_column);
3867 gtk_widget_get_allocation (button, &allocation);
3868 height = allocation.height;
3872 button = gtk_tree_view_column_get_button (reorder->right_column);
3873 gtk_widget_get_allocation (button, &allocation);
3874 height = allocation.height;
3877 y -= tree_view->priv->expander_size;
3878 height += 2*tree_view->priv->expander_size;
3880 /* Create the new window */
3881 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT &&
3882 tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
3884 if (tree_view->priv->drag_highlight_window)
3886 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
3888 gdk_window_destroy (tree_view->priv->drag_highlight_window);
3891 attributes.window_type = GDK_WINDOW_TEMP;
3892 attributes.wclass = GDK_INPUT_OUTPUT;
3893 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
3894 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
3895 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
3898 attributes.width = width;
3899 attributes.height = height;
3900 tree_view->priv->drag_highlight_window = gdk_window_new (NULL, &attributes, attributes_mask);
3901 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
3903 mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
3905 cr = cairo_create (mask_image);
3906 /* mirror if we're on the left */
3907 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT)
3909 cairo_translate (cr, width, 0);
3910 cairo_scale (cr, -1, 1);
3912 cairo_move_to (cr, 0, 0);
3913 cairo_line_to (cr, width, width);
3914 cairo_line_to (cr, 0, tree_view->priv->expander_size);
3915 cairo_move_to (cr, 0, height);
3916 cairo_line_to (cr, width, height - width);
3917 cairo_line_to (cr, 0, height - tree_view->priv->expander_size);
3921 mask_region = gdk_cairo_region_create_from_surface (mask_image);
3922 gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
3925 cairo_region_destroy (mask_region);
3926 cairo_surface_destroy (mask_image);
3929 tree_view->priv->drag_column_window_state = arrow_type;
3930 gdk_window_move (tree_view->priv->drag_highlight_window, x, y);
3934 g_warning (G_STRLOC"Invalid GtkTreeViewColumnReorder struct");
3935 gdk_window_hide (tree_view->priv->drag_highlight_window);
3939 gdk_window_show (tree_view->priv->drag_highlight_window);
3940 gdk_window_raise (tree_view->priv->drag_highlight_window);
3944 gtk_tree_view_motion_resize_column (GtkWidget *widget,
3945 GdkEventMotion *event)
3949 GtkTreeViewColumn *column;
3950 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
3952 column = gtk_tree_view_get_column (tree_view, tree_view->priv->drag_pos);
3954 if (event->is_hint || event->window != gtk_widget_get_window (widget))
3955 gdk_window_get_device_position (gtk_widget_get_window (widget),
3956 gdk_event_get_device ((GdkEvent *) event),
3961 if (tree_view->priv->hadjustment)
3962 x += gtk_adjustment_get_value (tree_view->priv->hadjustment);
3964 new_width = gtk_tree_view_new_column_width (tree_view,
3965 tree_view->priv->drag_pos, &x);
3966 if (x != tree_view->priv->x_drag &&
3967 (new_width != gtk_tree_view_column_get_fixed_width (column)))
3969 _gtk_tree_view_column_set_use_resized_width (column, TRUE);
3971 if (gtk_tree_view_column_get_expand (column))
3972 new_width -= tree_view->priv->last_extra_space_per_column;
3974 _gtk_tree_view_column_set_resized_width (column, new_width);
3977 gtk_widget_queue_resize (widget);
3985 gtk_tree_view_update_current_reorder (GtkTreeView *tree_view,
3988 GtkTreeViewColumnReorder *reorder = NULL;
3992 gdk_window_get_device_position (tree_view->priv->header_window,
3993 gdk_event_get_device (event),
3994 &mouse_x, NULL, NULL);
3995 for (list = tree_view->priv->column_drag_info; list; list = list->next)
3997 reorder = (GtkTreeViewColumnReorder *) list->data;
3998 if (mouse_x >= reorder->left_align && mouse_x < reorder->right_align)
4003 /* if (reorder && reorder == tree_view->priv->cur_reorder)
4006 tree_view->priv->cur_reorder = reorder;
4007 gtk_tree_view_motion_draw_column_motion_arrow (tree_view);
4011 gtk_tree_view_vertical_autoscroll (GtkTreeView *tree_view)
4013 GdkRectangle visible_rect;
4017 gdk_window_get_device_position (tree_view->priv->bin_window,
4018 gdk_device_manager_get_client_pointer (
4019 gdk_display_get_device_manager (
4020 gtk_widget_get_display (GTK_WIDGET (tree_view)))),
4022 y += tree_view->priv->dy;
4024 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
4026 /* see if we are near the edge. */
4027 offset = y - (visible_rect.y + 2 * SCROLL_EDGE_SIZE);
4030 offset = y - (visible_rect.y + visible_rect.height - 2 * SCROLL_EDGE_SIZE);
4035 gtk_adjustment_set_value (tree_view->priv->vadjustment,
4036 MAX (gtk_adjustment_get_value (tree_view->priv->vadjustment) + offset, 0.0));
4040 gtk_tree_view_horizontal_autoscroll (GtkTreeView *tree_view,
4043 GdkRectangle visible_rect;
4047 gdk_window_get_device_position (tree_view->priv->bin_window,
4048 gdk_event_get_device (event),
4051 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
4053 /* See if we are near the edge. */
4054 offset = x - (visible_rect.x + SCROLL_EDGE_SIZE);
4057 offset = x - (visible_rect.x + visible_rect.width - SCROLL_EDGE_SIZE);
4063 gtk_adjustment_set_value (tree_view->priv->hadjustment,
4064 MAX (gtk_adjustment_get_value (tree_view->priv->hadjustment) + offset, 0.0));
4071 gtk_tree_view_motion_drag_column (GtkWidget *widget,
4072 GdkEventMotion *event)
4074 GtkAllocation allocation, button_allocation;
4075 GtkTreeView *tree_view = (GtkTreeView *) widget;
4076 GtkTreeViewColumn *column = tree_view->priv->drag_column;
4081 if ((column == NULL) ||
4082 (event->window != tree_view->priv->drag_window))
4085 button = gtk_tree_view_column_get_button (column);
4087 /* Handle moving the header */
4088 gdk_window_get_position (tree_view->priv->drag_window, &x, &y);
4089 gtk_widget_get_allocation (widget, &allocation);
4090 gtk_widget_get_allocation (button, &button_allocation);
4091 x = CLAMP (x + (gint)event->x - _gtk_tree_view_column_get_drag_x (column), 0,
4092 MAX (tree_view->priv->width, allocation.width) - button_allocation.width);
4093 gdk_window_move (tree_view->priv->drag_window, x, y);
4095 /* autoscroll, if needed */
4096 gtk_tree_view_horizontal_autoscroll (tree_view, (GdkEvent *) event);
4097 /* Update the current reorder position and arrow; */
4098 gtk_tree_view_update_current_reorder (tree_view, (GdkEvent *) event);
4104 gtk_tree_view_stop_rubber_band (GtkTreeView *tree_view)
4106 remove_scroll_timeout (tree_view);
4107 gtk_grab_remove (GTK_WIDGET (tree_view));
4109 if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
4111 GtkTreePath *tmp_path;
4113 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
4115 /* The anchor path should be set to the start path */
4116 tmp_path = _gtk_tree_view_find_path (tree_view,
4117 tree_view->priv->rubber_band_start_tree,
4118 tree_view->priv->rubber_band_start_node);
4120 if (tree_view->priv->anchor)
4121 gtk_tree_row_reference_free (tree_view->priv->anchor);
4123 tree_view->priv->anchor =
4124 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
4125 tree_view->priv->model,
4128 gtk_tree_path_free (tmp_path);
4130 /* ... and the cursor to the end path */
4131 tmp_path = _gtk_tree_view_find_path (tree_view,
4132 tree_view->priv->rubber_band_end_tree,
4133 tree_view->priv->rubber_band_end_node);
4134 gtk_tree_view_real_set_cursor (GTK_TREE_VIEW (tree_view), tmp_path, FALSE, FALSE);
4135 gtk_tree_path_free (tmp_path);
4137 _gtk_tree_selection_emit_changed (tree_view->priv->selection);
4140 /* Clear status variables */
4141 tree_view->priv->rubber_band_status = RUBBER_BAND_OFF;
4142 tree_view->priv->rubber_band_extend = FALSE;
4143 tree_view->priv->rubber_band_modify = FALSE;
4145 tree_view->priv->rubber_band_start_node = NULL;
4146 tree_view->priv->rubber_band_start_tree = NULL;
4147 tree_view->priv->rubber_band_end_node = NULL;
4148 tree_view->priv->rubber_band_end_tree = NULL;
4152 gtk_tree_view_update_rubber_band_selection_range (GtkTreeView *tree_view,
4153 GtkRBTree *start_tree,
4154 GtkRBNode *start_node,
4155 GtkRBTree *end_tree,
4156 GtkRBNode *end_node,
4158 gboolean skip_start,
4161 if (start_node == end_node)
4164 /* We skip the first node and jump inside the loop */
4170 /* Small optimization by assuming insensitive nodes are never
4173 if (!GTK_RBNODE_FLAG_SET (start_node, GTK_RBNODE_IS_SELECTED))
4176 gboolean selectable;
4178 path = _gtk_tree_view_find_path (tree_view, start_tree, start_node);
4179 selectable = _gtk_tree_selection_row_is_selectable (tree_view->priv->selection, start_node, path);
4180 gtk_tree_path_free (path);
4183 goto node_not_selectable;
4188 if (tree_view->priv->rubber_band_extend)
4189 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4190 else if (tree_view->priv->rubber_band_modify)
4192 /* Toggle the selection state */
4193 if (GTK_RBNODE_FLAG_SET (start_node, GTK_RBNODE_IS_SELECTED))
4194 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4196 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4199 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4203 /* Mirror the above */
4204 if (tree_view->priv->rubber_band_extend)
4205 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4206 else if (tree_view->priv->rubber_band_modify)
4208 /* Toggle the selection state */
4209 if (GTK_RBNODE_FLAG_SET (start_node, GTK_RBNODE_IS_SELECTED))
4210 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4212 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4215 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4218 _gtk_tree_view_queue_draw_node (tree_view, start_tree, start_node, NULL);
4220 node_not_selectable:
4221 if (start_node == end_node)
4226 if (start_node->children)
4228 start_tree = start_node->children;
4229 start_node = start_tree->root;
4230 while (start_node->left != start_tree->nil)
4231 start_node = start_node->left;
4235 _gtk_rbtree_next_full (start_tree, start_node, &start_tree, &start_node);
4238 /* Ran out of tree */
4242 if (skip_end && start_node == end_node)
4249 gtk_tree_view_update_rubber_band_selection (GtkTreeView *tree_view)
4251 GtkRBTree *start_tree, *end_tree;
4252 GtkRBNode *start_node, *end_node;
4254 _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);
4255 _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);
4257 /* Handle the start area first */
4258 if (!tree_view->priv->rubber_band_start_node)
4260 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4269 else if (_gtk_rbtree_node_find_offset (start_tree, start_node) <
4270 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_start_tree, tree_view->priv->rubber_band_start_node))
4272 /* New node is above the old one; selection became bigger */
4273 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4276 tree_view->priv->rubber_band_start_tree,
4277 tree_view->priv->rubber_band_start_node,
4282 else if (_gtk_rbtree_node_find_offset (start_tree, start_node) >
4283 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_start_tree, tree_view->priv->rubber_band_start_node))
4285 /* New node is below the old one; selection became smaller */
4286 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4287 tree_view->priv->rubber_band_start_tree,
4288 tree_view->priv->rubber_band_start_node,
4296 tree_view->priv->rubber_band_start_tree = start_tree;
4297 tree_view->priv->rubber_band_start_node = start_node;
4299 /* Next, handle the end area */
4300 if (!tree_view->priv->rubber_band_end_node)
4302 /* In the event this happens, start_node was also NULL; this case is
4308 /* Find the last node in the tree */
4309 _gtk_rbtree_find_offset (tree_view->priv->tree, tree_view->priv->height - 1,
4310 &end_tree, &end_node);
4312 /* Selection reached end of the tree */
4313 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4314 tree_view->priv->rubber_band_end_tree,
4315 tree_view->priv->rubber_band_end_node,
4322 else if (_gtk_rbtree_node_find_offset (end_tree, end_node) >
4323 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_end_tree, tree_view->priv->rubber_band_end_node))
4325 /* New node is below the old one; selection became bigger */
4326 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4327 tree_view->priv->rubber_band_end_tree,
4328 tree_view->priv->rubber_band_end_node,
4335 else if (_gtk_rbtree_node_find_offset (end_tree, end_node) <
4336 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_end_tree, tree_view->priv->rubber_band_end_node))
4338 /* New node is above the old one; selection became smaller */
4339 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4342 tree_view->priv->rubber_band_end_tree,
4343 tree_view->priv->rubber_band_end_node,
4349 tree_view->priv->rubber_band_end_tree = end_tree;
4350 tree_view->priv->rubber_band_end_node = end_node;
4354 gtk_tree_view_update_rubber_band (GtkTreeView *tree_view)
4357 GdkRectangle old_area;
4358 GdkRectangle new_area;
4359 GdkRectangle common;
4360 cairo_region_t *invalid_region;
4362 old_area.x = MIN (tree_view->priv->press_start_x, tree_view->priv->rubber_band_x);
4363 old_area.y = MIN (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y) - tree_view->priv->dy;
4364 old_area.width = ABS (tree_view->priv->rubber_band_x - tree_view->priv->press_start_x) + 1;
4365 old_area.height = ABS (tree_view->priv->rubber_band_y - tree_view->priv->press_start_y) + 1;
4367 gdk_window_get_device_position (tree_view->priv->bin_window,
4368 gdk_device_manager_get_client_pointer (
4369 gdk_display_get_device_manager (
4370 gtk_widget_get_display (GTK_WIDGET (tree_view)))),
4374 y = MAX (y, 0) + tree_view->priv->dy;
4376 new_area.x = MIN (tree_view->priv->press_start_x, x);
4377 new_area.y = MIN (tree_view->priv->press_start_y, y) - tree_view->priv->dy;
4378 new_area.width = ABS (x - tree_view->priv->press_start_x) + 1;
4379 new_area.height = ABS (y - tree_view->priv->press_start_y) + 1;
4381 invalid_region = cairo_region_create_rectangle (&old_area);
4382 cairo_region_union_rectangle (invalid_region, &new_area);
4384 gdk_rectangle_intersect (&old_area, &new_area, &common);
4385 if (common.width > 2 && common.height > 2)
4387 cairo_region_t *common_region;
4389 /* make sure the border is invalidated */
4395 common_region = cairo_region_create_rectangle (&common);
4397 cairo_region_subtract (invalid_region, common_region);
4398 cairo_region_destroy (common_region);
4401 gdk_window_invalidate_region (tree_view->priv->bin_window, invalid_region, TRUE);
4403 cairo_region_destroy (invalid_region);
4405 tree_view->priv->rubber_band_x = x;
4406 tree_view->priv->rubber_band_y = y;
4408 gtk_tree_view_update_rubber_band_selection (tree_view);
4412 gtk_tree_view_paint_rubber_band (GtkTreeView *tree_view,
4416 GtkStyleContext *context;
4420 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
4422 gtk_style_context_save (context);
4423 gtk_style_context_add_class (context, GTK_STYLE_CLASS_RUBBERBAND);
4425 rect.x = MIN (tree_view->priv->press_start_x, tree_view->priv->rubber_band_x);
4426 rect.y = MIN (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y) - tree_view->priv->dy;
4427 rect.width = ABS (tree_view->priv->press_start_x - tree_view->priv->rubber_band_x) + 1;
4428 rect.height = ABS (tree_view->priv->press_start_y - tree_view->priv->rubber_band_y) + 1;
4430 gdk_cairo_rectangle (cr, &rect);
4433 gtk_render_background (context, cr,
4435 rect.width, rect.height);
4436 gtk_render_frame (context, cr,
4438 rect.width, rect.height);
4440 gtk_style_context_restore (context);
4445 gtk_tree_view_motion_bin_window (GtkWidget *widget,
4446 GdkEventMotion *event)
4448 GtkTreeView *tree_view;
4453 tree_view = (GtkTreeView *) widget;
4455 if (tree_view->priv->tree == NULL)
4458 if (tree_view->priv->rubber_band_status == RUBBER_BAND_MAYBE_START)
4460 gtk_grab_add (GTK_WIDGET (tree_view));
4461 gtk_tree_view_update_rubber_band (tree_view);
4463 tree_view->priv->rubber_band_status = RUBBER_BAND_ACTIVE;
4465 else if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
4467 gtk_tree_view_update_rubber_band (tree_view);
4469 add_scroll_timeout (tree_view);
4472 /* only check for an initiated drag when a button is pressed */
4473 if (tree_view->priv->pressed_button >= 0
4474 && !tree_view->priv->rubber_band_status)
4475 gtk_tree_view_maybe_begin_dragging_row (tree_view, event);
4477 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
4481 _gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
4483 /* If we are currently pressing down a button, we don't want to prelight anything else. */
4484 if ((tree_view->priv->button_pressed_node != NULL) &&
4485 (tree_view->priv->button_pressed_node != node))
4488 tree_view->priv->event_last_x = event->x;
4489 tree_view->priv->event_last_y = event->y;
4491 prelight_or_select (tree_view, tree, node, event->x, event->y);
4497 gtk_tree_view_motion (GtkWidget *widget,
4498 GdkEventMotion *event)
4500 GtkTreeView *tree_view;
4502 tree_view = (GtkTreeView *) widget;
4504 /* Resizing a column */
4505 if (tree_view->priv->in_column_resize)
4506 return gtk_tree_view_motion_resize_column (widget, event);
4509 if (tree_view->priv->in_column_drag)
4510 return gtk_tree_view_motion_drag_column (widget, event);
4512 /* Sanity check it */
4513 if (event->window == tree_view->priv->bin_window)
4514 return gtk_tree_view_motion_bin_window (widget, event);
4519 /* Invalidate the focus rectangle near the edge of the bin_window; used when
4520 * the tree is empty.
4523 invalidate_empty_focus (GtkTreeView *tree_view)
4527 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
4532 area.width = gdk_window_get_width (tree_view->priv->bin_window);
4533 area.height = gdk_window_get_height (tree_view->priv->bin_window);
4534 gdk_window_invalidate_rect (tree_view->priv->bin_window, &area, FALSE);
4537 /* Draws a focus rectangle near the edge of the bin_window; used when the tree
4541 draw_empty_focus (GtkTreeView *tree_view, cairo_t *cr)
4543 GtkWidget *widget = GTK_WIDGET (tree_view);
4546 if (!gtk_widget_has_visible_focus (widget))
4549 w = gdk_window_get_width (tree_view->priv->bin_window) - 2;
4550 h = gdk_window_get_height (tree_view->priv->bin_window) - 2;
4554 GtkStyleContext *context;
4555 GtkStateFlags state;
4557 context = gtk_widget_get_style_context (widget);
4558 state = gtk_widget_get_state_flags (widget);
4560 gtk_style_context_save (context);
4561 gtk_style_context_set_state (context, state);
4563 gtk_render_focus (context, cr, 1, 1, w, h);
4565 gtk_style_context_restore (context);
4570 GTK_TREE_VIEW_GRID_LINE,
4571 GTK_TREE_VIEW_TREE_LINE,
4572 GTK_TREE_VIEW_FOREGROUND_LINE
4573 } GtkTreeViewLineType;
4576 gtk_tree_view_draw_line (GtkTreeView *tree_view,
4578 GtkTreeViewLineType type,
4588 case GTK_TREE_VIEW_TREE_LINE:
4589 cairo_set_source_rgb (cr, 0, 0, 0);
4590 cairo_set_line_width (cr, tree_view->priv->tree_line_width);
4591 if (tree_view->priv->tree_line_dashes[0])
4593 tree_view->priv->tree_line_dashes,
4596 case GTK_TREE_VIEW_GRID_LINE:
4597 cairo_set_source_rgb (cr, 0, 0, 0);
4598 cairo_set_line_width (cr, tree_view->priv->grid_line_width);
4599 if (tree_view->priv->grid_line_dashes[0])
4601 tree_view->priv->grid_line_dashes,
4605 g_assert_not_reached ();
4607 case GTK_TREE_VIEW_FOREGROUND_LINE:
4609 GtkStyleContext *context;
4610 GtkStateFlags state;
4613 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
4614 state = gtk_widget_get_state_flags (GTK_WIDGET (tree_view));
4616 cairo_set_line_width (cr, 1.0);
4617 gtk_style_context_get_color (context, state, &color);
4618 gdk_cairo_set_source_rgba (cr, &color);
4624 cairo_move_to (cr, x1 + 0.5, y1 + 0.5);
4625 cairo_line_to (cr, x2 + 0.5, y2 + 0.5);
4632 gtk_tree_view_draw_grid_lines (GtkTreeView *tree_view,
4634 gint n_visible_columns)
4636 GList *list = tree_view->priv->columns;
4640 if (tree_view->priv->grid_lines != GTK_TREE_VIEW_GRID_LINES_VERTICAL
4641 && tree_view->priv->grid_lines != GTK_TREE_VIEW_GRID_LINES_BOTH)
4644 /* Only draw the lines for visible rows and columns */
4645 for (list = tree_view->priv->columns; list; list = list->next, i++)
4647 GtkTreeViewColumn *column = list->data;
4649 /* We don't want a line for the last column */
4650 if (i == n_visible_columns - 1)
4653 if (!gtk_tree_view_column_get_visible (column))
4656 current_x += gtk_tree_view_column_get_width (column);
4658 gtk_tree_view_draw_line (tree_view, cr,
4659 GTK_TREE_VIEW_GRID_LINE,
4661 current_x - 1, tree_view->priv->height);
4665 /* Warning: Very scary function.
4666 * Modify at your own risk
4668 * KEEP IN SYNC WITH gtk_tree_view_create_row_drag_icon()!
4669 * FIXME: It's not...
4672 gtk_tree_view_bin_draw (GtkWidget *widget,
4675 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
4680 GtkRBNode *cursor = NULL;
4681 GtkRBTree *cursor_tree = NULL;
4682 GtkRBNode *drag_highlight = NULL;
4683 GtkRBTree *drag_highlight_tree = NULL;
4686 gint y_offset, cell_offset;
4689 GdkRectangle background_area;
4690 GdkRectangle cell_area;
4694 gint expander_cell_width;
4695 gint bin_window_width;
4696 gint bin_window_height;
4697 GtkTreePath *cursor_path;
4698 GtkTreePath *drag_dest_path;
4699 GList *first_column, *last_column;
4700 gint vertical_separator;
4701 gint horizontal_separator;
4702 gint focus_line_width;
4703 gboolean allow_rules;
4704 gboolean has_can_focus_cell;
4706 gint n_visible_columns;
4707 gint grid_line_width;
4708 gboolean draw_vgrid_lines, draw_hgrid_lines;
4709 GtkStyleContext *context;
4710 GtkStateFlags state;
4713 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
4714 context = gtk_widget_get_style_context (widget);
4715 state = gtk_widget_get_state_flags (widget);
4717 gtk_widget_style_get (widget,
4718 "horizontal-separator", &horizontal_separator,
4719 "vertical-separator", &vertical_separator,
4720 "allow-rules", &allow_rules,
4721 "focus-line-width", &focus_line_width,
4724 if (tree_view->priv->tree == NULL)
4726 draw_empty_focus (tree_view, cr);
4730 bin_window_width = gdk_window_get_width (tree_view->priv->bin_window);
4731 bin_window_height = gdk_window_get_height (tree_view->priv->bin_window);
4732 cairo_rectangle (cr, 0, 0, bin_window_width, bin_window_height);
4734 if (!gdk_cairo_get_clip_rectangle (cr, &clip))
4737 new_y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, clip.y);
4741 y_offset = -_gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
4743 if (tree_view->priv->height < bin_window_height)
4745 gtk_style_context_save (context);
4746 gtk_style_context_set_state (context, state);
4747 gtk_style_context_add_class (context, GTK_STYLE_CLASS_CELL);
4749 gtk_render_background (context, cr,
4750 0, tree_view->priv->height,
4752 bin_window_height - tree_view->priv->height);
4754 gtk_style_context_restore (context);
4760 /* find the path for the node */
4761 path = _gtk_tree_view_find_path ((GtkTreeView *)widget,
4764 gtk_tree_model_get_iter (tree_view->priv->model,
4767 depth = gtk_tree_path_get_depth (path);
4768 gtk_tree_path_free (path);
4771 drag_dest_path = NULL;
4773 if (tree_view->priv->cursor)
4774 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
4777 _gtk_tree_view_find_node (tree_view, cursor_path,
4778 &cursor_tree, &cursor);
4780 if (tree_view->priv->drag_dest_row)
4781 drag_dest_path = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
4784 _gtk_tree_view_find_node (tree_view, drag_dest_path,
4785 &drag_highlight_tree, &drag_highlight);
4788 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_VERTICAL
4789 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
4791 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_HORIZONTAL
4792 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
4794 if (draw_vgrid_lines || draw_hgrid_lines)
4795 gtk_widget_style_get (widget, "grid-line-width", &grid_line_width, NULL);
4797 n_visible_columns = 0;
4798 for (list = tree_view->priv->columns; list; list = list->next)
4800 if (!gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
4802 n_visible_columns ++;
4805 /* Find the last column */
4806 for (last_column = g_list_last (tree_view->priv->columns);
4808 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (last_column->data)));
4809 last_column = last_column->prev)
4813 for (first_column = g_list_first (tree_view->priv->columns);
4815 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (first_column->data)));
4816 first_column = first_column->next)
4819 /* Actually process the expose event. To do this, we want to
4820 * start at the first node of the event, and walk the tree in
4821 * order, drawing each successive node.
4824 parity = !(_gtk_rbtree_node_get_index (tree, node) % 2);
4828 gboolean is_separator = FALSE;
4829 gboolean is_first = FALSE;
4830 gboolean is_last = FALSE;
4834 is_separator = row_is_separator (tree_view, &iter, NULL);
4836 max_height = gtk_tree_view_get_row_height (tree_view, node);
4839 highlight_x = 0; /* should match x coord of first cell */
4840 expander_cell_width = 0;
4842 background_area.y = y_offset + clip.y;
4843 background_area.height = max_height;
4847 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PRELIT))
4848 flags |= GTK_CELL_RENDERER_PRELIT;
4850 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
4851 flags |= GTK_CELL_RENDERER_SELECTED;
4853 /* we *need* to set cell data on all cells before the call
4854 * to _has_can_focus_cell, else _has_can_focus_cell() does not
4855 * return a correct value.
4857 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
4859 list = (rtl ? list->prev : list->next))
4861 GtkTreeViewColumn *column = list->data;
4862 gtk_tree_view_column_cell_set_cell_data (column,
4863 tree_view->priv->model,
4865 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
4866 node->children?TRUE:FALSE);
4869 has_can_focus_cell = gtk_tree_view_has_can_focus_cell (tree_view);
4871 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
4873 list = (rtl ? list->prev : list->next))
4875 GtkTreeViewColumn *column = list->data;
4876 GtkRegionFlags row_flags = 0, column_flags = 0;
4877 GtkStateFlags state = 0;
4879 gboolean draw_focus;
4881 if (!gtk_tree_view_column_get_visible (column))
4885 width = gtk_tree_view_column_get_width (column);
4887 if (cell_offset > clip.x + clip.width ||
4888 cell_offset + width < clip.x)
4890 cell_offset += width;
4894 if (gtk_tree_view_column_get_sort_indicator (column))
4895 flags |= GTK_CELL_RENDERER_SORTED;
4897 flags &= ~GTK_CELL_RENDERER_SORTED;
4900 flags |= GTK_CELL_RENDERER_FOCUSED;
4902 flags &= ~GTK_CELL_RENDERER_FOCUSED;
4904 background_area.x = cell_offset;
4905 background_area.width = width;
4907 cell_area = background_area;
4908 cell_area.y += vertical_separator / 2;
4909 cell_area.x += horizontal_separator / 2;
4910 cell_area.height -= vertical_separator;
4911 cell_area.width -= horizontal_separator;
4913 if (draw_vgrid_lines)
4915 if (list == first_column)
4917 cell_area.width -= grid_line_width / 2;
4919 else if (list == last_column)
4921 cell_area.x += grid_line_width / 2;
4922 cell_area.width -= grid_line_width / 2;
4926 cell_area.x += grid_line_width / 2;
4927 cell_area.width -= grid_line_width;
4931 if (draw_hgrid_lines)
4933 cell_area.y += grid_line_width / 2;
4934 cell_area.height -= grid_line_width;
4937 if (!gdk_rectangle_intersect (&clip, &background_area, NULL))
4939 cell_offset += gtk_tree_view_column_get_width (column);
4943 gtk_tree_view_column_cell_set_cell_data (column,
4944 tree_view->priv->model,
4946 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
4947 node->children?TRUE:FALSE);
4949 /* Select the detail for drawing the cell. relevant
4950 * factors are parity, sortedness, and whether to
4953 if (allow_rules && tree_view->priv->has_rules)
4956 row_flags |= GTK_REGION_ODD;
4958 row_flags |= GTK_REGION_EVEN;
4961 if ((flags & GTK_CELL_RENDERER_SORTED) &&
4962 n_visible_columns >= 3)
4963 column_flags |= GTK_REGION_SORTED;
4965 is_first = (rtl ? !list->next : !list->prev);
4966 is_last = (rtl ? !list->prev : !list->next);
4969 column_flags |= GTK_REGION_FIRST;
4972 column_flags |= GTK_REGION_LAST;
4974 if ((n_col % 2) == 0)
4975 column_flags |= GTK_REGION_EVEN;
4977 column_flags |= GTK_REGION_ODD;
4979 gtk_style_context_save (context);
4981 state = gtk_cell_renderer_get_state (NULL, widget, flags);
4982 gtk_style_context_set_state (context, state);
4984 gtk_style_context_add_class (context, GTK_STYLE_CLASS_CELL);
4985 gtk_style_context_add_region (context, GTK_STYLE_REGION_ROW, row_flags);
4986 gtk_style_context_add_region (context, GTK_STYLE_REGION_COLUMN, column_flags);
4988 if (node == cursor && has_can_focus_cell
4989 && ((column == tree_view->priv->focus_column
4990 && tree_view->priv->draw_keyfocus &&
4991 gtk_widget_has_visible_focus (widget))
4992 || (column == tree_view->priv->edited_column)))
4997 /* Draw background */
4998 gtk_render_background (context, cr,
5001 background_area.width,
5002 background_area.height);
5005 gtk_render_frame (context, cr,
5008 background_area.width,
5009 background_area.height);
5011 if (gtk_tree_view_is_expander_column (tree_view, column))
5014 cell_area.x += (depth - 1) * tree_view->priv->level_indentation;
5015 cell_area.width -= (depth - 1) * tree_view->priv->level_indentation;
5017 if (gtk_tree_view_draw_expanders (tree_view))
5020 cell_area.x += depth * tree_view->priv->expander_size;
5021 cell_area.width -= depth * tree_view->priv->expander_size;
5024 /* If we have an expander column, the highlight underline
5025 * starts with that column, so that it indicates which
5026 * level of the tree we're dropping at.
5028 highlight_x = cell_area.x;
5029 expander_cell_width = cell_area.width;
5033 gtk_style_context_save (context);
5034 gtk_style_context_add_class (context, GTK_STYLE_CLASS_SEPARATOR);
5036 gtk_render_line (context, cr,
5038 cell_area.y + cell_area.height / 2,
5039 cell_area.x + cell_area.width,
5040 cell_area.y + cell_area.height / 2);
5042 gtk_style_context_restore (context);
5046 _gtk_tree_view_column_cell_render (column,
5054 if (gtk_tree_view_draw_expanders (tree_view)
5055 && (node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT)
5057 gtk_tree_view_draw_arrow (GTK_TREE_VIEW (widget),
5067 gtk_style_context_save (context);
5068 gtk_style_context_add_class (context, GTK_STYLE_CLASS_SEPARATOR);
5070 gtk_render_line (context, cr,
5072 cell_area.y + cell_area.height / 2,
5073 cell_area.x + cell_area.width,
5074 cell_area.y + cell_area.height / 2);
5076 gtk_style_context_restore (context);
5079 _gtk_tree_view_column_cell_render (column,
5087 if (draw_hgrid_lines)
5089 if (background_area.y > 0)
5090 gtk_tree_view_draw_line (tree_view, cr,
5091 GTK_TREE_VIEW_GRID_LINE,
5092 background_area.x, background_area.y,
5093 background_area.x + background_area.width,
5096 if (y_offset + max_height >= clip.height)
5097 gtk_tree_view_draw_line (tree_view, cr,
5098 GTK_TREE_VIEW_GRID_LINE,
5099 background_area.x, background_area.y + max_height,
5100 background_area.x + background_area.width,
5101 background_area.y + max_height);
5104 if (gtk_tree_view_is_expander_column (tree_view, column) &&
5105 tree_view->priv->tree_lines_enabled)
5107 gint x = background_area.x;
5108 gint mult = rtl ? -1 : 1;
5109 gint y0 = background_area.y;
5110 gint y1 = background_area.y + background_area.height/2;
5111 gint y2 = background_area.y + background_area.height;
5114 x += background_area.width - 1;
5116 if ((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT
5119 gtk_tree_view_draw_line (tree_view, cr,
5120 GTK_TREE_VIEW_TREE_LINE,
5121 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5123 x + tree_view->priv->expander_size * (depth - 1.1) * mult,
5128 gtk_tree_view_draw_line (tree_view, cr,
5129 GTK_TREE_VIEW_TREE_LINE,
5130 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5132 x + tree_view->priv->expander_size * (depth - 0.5) * mult,
5139 GtkRBNode *tmp_node;
5140 GtkRBTree *tmp_tree;
5142 if (!_gtk_rbtree_next (tree, node))
5143 gtk_tree_view_draw_line (tree_view, cr,
5144 GTK_TREE_VIEW_TREE_LINE,
5145 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5147 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5150 gtk_tree_view_draw_line (tree_view, cr,
5151 GTK_TREE_VIEW_TREE_LINE,
5152 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5154 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5157 tmp_node = tree->parent_node;
5158 tmp_tree = tree->parent_tree;
5160 for (i = depth - 2; i > 0; i--)
5162 if (_gtk_rbtree_next (tmp_tree, tmp_node))
5163 gtk_tree_view_draw_line (tree_view, cr,
5164 GTK_TREE_VIEW_TREE_LINE,
5165 x + tree_view->priv->expander_size * (i - 0.5) * mult,
5167 x + tree_view->priv->expander_size * (i - 0.5) * mult,
5170 tmp_node = tmp_tree->parent_node;
5171 tmp_tree = tmp_tree->parent_tree;
5176 gtk_style_context_restore (context);
5177 cell_offset += gtk_tree_view_column_get_width (column);
5180 if (node == drag_highlight)
5182 /* Draw indicator for the drop
5184 gint highlight_y = -1;
5185 GtkRBTree *tree = NULL;
5186 GtkRBNode *node = NULL;
5188 switch (tree_view->priv->drag_dest_pos)
5190 case GTK_TREE_VIEW_DROP_BEFORE:
5191 highlight_y = background_area.y - 1;
5192 if (highlight_y < 0)
5196 case GTK_TREE_VIEW_DROP_AFTER:
5197 highlight_y = background_area.y + background_area.height - 1;
5200 case GTK_TREE_VIEW_DROP_INTO_OR_BEFORE:
5201 case GTK_TREE_VIEW_DROP_INTO_OR_AFTER:
5202 _gtk_tree_view_find_node (tree_view, drag_dest_path, &tree, &node);
5207 gtk_render_focus (context, cr,
5208 0, gtk_tree_view_get_row_y_offset (tree_view, tree, node)
5209 - focus_line_width / 2,
5210 gdk_window_get_width (tree_view->priv->bin_window),
5211 gtk_tree_view_get_row_height (tree_view, node)
5212 - focus_line_width + 1);
5216 if (highlight_y >= 0)
5218 gtk_tree_view_draw_line (tree_view, cr,
5219 GTK_TREE_VIEW_FOREGROUND_LINE,
5220 rtl ? highlight_x + expander_cell_width : highlight_x,
5222 rtl ? 0 : bin_window_width,
5227 /* draw the big row-spanning focus rectangle, if needed */
5228 if (!has_can_focus_cell && node == cursor &&
5229 tree_view->priv->draw_keyfocus &&
5230 gtk_widget_has_visible_focus (widget))
5232 gint tmp_y, tmp_height;
5233 GtkStateFlags focus_rect_state = 0;
5235 gtk_style_context_save (context);
5237 focus_rect_state = gtk_cell_renderer_get_state (NULL, widget, flags);
5238 gtk_style_context_set_state (context, focus_rect_state);
5240 if (draw_hgrid_lines)
5242 tmp_y = gtk_tree_view_get_row_y_offset (tree_view, tree, node) + grid_line_width / 2;
5243 tmp_height = gtk_tree_view_get_row_height (tree_view, node) - grid_line_width;
5247 tmp_y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
5248 tmp_height = gtk_tree_view_get_row_height (tree_view, node);
5251 gtk_render_focus (context, cr,
5253 gdk_window_get_width (tree_view->priv->bin_window),
5256 gtk_style_context_restore (context);
5259 y_offset += max_height;
5262 GtkTreeIter parent = iter;
5265 tree = node->children;
5268 g_assert (node != tree->nil);
5270 while (node->left != tree->nil)
5272 has_child = gtk_tree_model_iter_children (tree_view->priv->model,
5278 TREE_VIEW_INTERNAL_ASSERT (has_child, FALSE);
5282 gboolean done = FALSE;
5286 node = _gtk_rbtree_next (tree, node);
5289 gboolean has_next = gtk_tree_model_iter_next (tree_view->priv->model, &iter);
5293 TREE_VIEW_INTERNAL_ASSERT (has_next, FALSE);
5297 GtkTreeIter parent_iter = iter;
5298 gboolean has_parent;
5300 node = tree->parent_node;
5301 tree = tree->parent_tree;
5303 /* we should go to done to free some memory */
5305 has_parent = gtk_tree_model_iter_parent (tree_view->priv->model,
5311 TREE_VIEW_INTERNAL_ASSERT (has_parent, FALSE);
5317 while (y_offset < clip.height);
5320 gtk_tree_view_draw_grid_lines (tree_view, cr, n_visible_columns);
5322 if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
5323 gtk_tree_view_paint_rubber_band (tree_view, cr);
5326 gtk_tree_path_free (cursor_path);
5329 gtk_tree_path_free (drag_dest_path);
5335 gtk_tree_view_draw (GtkWidget *widget,
5338 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
5341 if (gtk_cairo_should_draw_window (cr, tree_view->priv->bin_window))
5343 GtkStyleContext *context;
5346 context = gtk_widget_get_style_context (widget);
5350 gtk_style_context_save (context);
5351 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
5353 gtk_cairo_transform_to_window (cr, widget, tree_view->priv->bin_window);
5355 gtk_tree_view_bin_draw (widget, cr);
5357 gtk_style_context_restore (context);
5360 /* We can't just chain up to Container::draw as it will try to send the
5361 * event to the headers, so we handle propagating it to our children
5362 * (eg. widgets being edited) ourselves.
5364 tmp_list = tree_view->priv->children;
5367 GtkTreeViewChild *child = tmp_list->data;
5368 tmp_list = tmp_list->next;
5370 gtk_container_propagate_draw (GTK_CONTAINER (tree_view), child->widget, cr);
5374 if (gtk_cairo_should_draw_window (cr, tree_view->priv->header_window))
5378 for (list = tree_view->priv->columns; list != NULL; list = list->next)
5380 GtkTreeViewColumn *column = list->data;
5382 if (column == tree_view->priv->drag_column)
5385 if (gtk_tree_view_column_get_visible (column))
5387 button = gtk_tree_view_column_get_button (column);
5388 gtk_container_propagate_draw (GTK_CONTAINER (tree_view),
5394 if (tree_view->priv->drag_window &&
5395 gtk_cairo_should_draw_window (cr, tree_view->priv->drag_window))
5397 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
5398 gtk_container_propagate_draw (GTK_CONTAINER (tree_view),
5413 /* returns 0x1 when no column has been found -- yes it's hackish */
5414 static GtkTreeViewColumn *
5415 gtk_tree_view_get_drop_column (GtkTreeView *tree_view,
5416 GtkTreeViewColumn *column,
5419 GtkTreeViewColumn *left_column = NULL;
5420 GtkTreeViewColumn *cur_column = NULL;
5423 if (!gtk_tree_view_column_get_reorderable (column))
5424 return (GtkTreeViewColumn *)0x1;
5426 switch (drop_position)
5429 /* find first column where we can drop */
5430 tmp_list = tree_view->priv->columns;
5431 if (column == GTK_TREE_VIEW_COLUMN (tmp_list->data))
5432 return (GtkTreeViewColumn *)0x1;
5436 g_assert (tmp_list);
5438 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5439 tmp_list = tmp_list->next;
5442 gtk_tree_view_column_get_visible (left_column) == FALSE)
5445 if (!tree_view->priv->column_drop_func)
5448 if (!tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5450 left_column = cur_column;
5457 if (!tree_view->priv->column_drop_func)
5460 if (tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data))
5463 return (GtkTreeViewColumn *)0x1;
5467 /* find first column after column where we can drop */
5468 tmp_list = tree_view->priv->columns;
5470 for (; tmp_list; tmp_list = tmp_list->next)
5471 if (GTK_TREE_VIEW_COLUMN (tmp_list->data) == column)
5474 if (!tmp_list || !tmp_list->next)
5475 return (GtkTreeViewColumn *)0x1;
5477 tmp_list = tmp_list->next;
5478 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5479 tmp_list = tmp_list->next;
5483 g_assert (tmp_list);
5485 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5486 tmp_list = tmp_list->next;
5489 gtk_tree_view_column_get_visible (left_column) == FALSE)
5491 left_column = cur_column;
5493 tmp_list = tmp_list->next;
5497 if (!tree_view->priv->column_drop_func)
5500 if (!tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5502 left_column = cur_column;
5509 if (!tree_view->priv->column_drop_func)
5512 if (tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data))
5515 return (GtkTreeViewColumn *)0x1;
5519 /* find first column before column where we can drop */
5520 tmp_list = tree_view->priv->columns;
5522 for (; tmp_list; tmp_list = tmp_list->next)
5523 if (GTK_TREE_VIEW_COLUMN (tmp_list->data) == column)
5526 if (!tmp_list || !tmp_list->prev)
5527 return (GtkTreeViewColumn *)0x1;
5529 tmp_list = tmp_list->prev;
5530 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5531 tmp_list = tmp_list->prev;
5535 g_assert (tmp_list);
5537 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5540 gtk_tree_view_column_get_visible (left_column) == FALSE)
5542 /*if (!tmp_list->prev)
5543 return (GtkTreeViewColumn *)0x1;
5546 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->prev->data);
5547 tmp_list = tmp_list->prev->prev;
5550 cur_column = left_column;
5552 tmp_list = tmp_list->prev;
5556 if (!tree_view->priv->column_drop_func)
5559 if (tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5562 cur_column = left_column;
5563 tmp_list = tmp_list->prev;
5566 if (!tree_view->priv->column_drop_func)
5569 if (tree_view->priv->column_drop_func (tree_view, column, NULL, cur_column, tree_view->priv->column_drop_func_data))
5572 return (GtkTreeViewColumn *)0x1;
5576 /* same as DROP_HOME case, but doing it backwards */
5577 tmp_list = g_list_last (tree_view->priv->columns);
5580 if (column == GTK_TREE_VIEW_COLUMN (tmp_list->data))
5581 return (GtkTreeViewColumn *)0x1;
5585 g_assert (tmp_list);
5587 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5590 gtk_tree_view_column_get_visible (left_column) == FALSE)
5592 cur_column = left_column;
5593 tmp_list = tmp_list->prev;
5596 if (!tree_view->priv->column_drop_func)
5599 if (tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5602 cur_column = left_column;
5603 tmp_list = tmp_list->prev;
5606 if (!tree_view->priv->column_drop_func)
5609 if (tree_view->priv->column_drop_func (tree_view, column, NULL, cur_column, tree_view->priv->column_drop_func_data))
5612 return (GtkTreeViewColumn *)0x1;
5616 return (GtkTreeViewColumn *)0x1;
5620 gtk_tree_view_key_press (GtkWidget *widget,
5623 GtkTreeView *tree_view = (GtkTreeView *) widget;
5626 if (tree_view->priv->rubber_band_status)
5628 if (event->keyval == GDK_KEY_Escape)
5629 gtk_tree_view_stop_rubber_band (tree_view);
5634 if (tree_view->priv->in_column_drag)
5636 if (event->keyval == GDK_KEY_Escape)
5638 tree_view->priv->cur_reorder = NULL;
5639 gtk_tree_view_button_release_drag_column (widget, NULL);
5644 if (tree_view->priv->headers_visible)
5646 GList *focus_column;
5649 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
5651 for (focus_column = tree_view->priv->columns;
5653 focus_column = focus_column->next)
5655 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (focus_column->data);
5657 button = gtk_tree_view_column_get_button (column);
5658 if (gtk_widget_has_focus (button))
5663 (event->state & GDK_SHIFT_MASK) && (event->state & GDK_MOD1_MASK) &&
5664 (event->keyval == GDK_KEY_Left || event->keyval == GDK_KEY_KP_Left
5665 || event->keyval == GDK_KEY_Right || event->keyval == GDK_KEY_KP_Right))
5667 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (focus_column->data);
5668 gint max_width, min_width;
5670 if (!gtk_tree_view_column_get_resizable (column))
5672 gtk_widget_error_bell (widget);
5676 if (event->keyval == (rtl ? GDK_KEY_Right : GDK_KEY_Left)
5677 || event->keyval == (rtl ? GDK_KEY_KP_Right : GDK_KEY_KP_Left))
5679 GtkRequisition button_req;
5680 gint old_width = _gtk_tree_view_column_get_resized_width (column);
5683 button = gtk_tree_view_column_get_button (column);
5685 gtk_widget_get_preferred_size (button, &button_req, NULL);
5687 new_width = MAX (old_width, gtk_tree_view_column_get_width (column));
5692 _gtk_tree_view_column_set_resized_width (column, new_width);
5694 min_width = gtk_tree_view_column_get_min_width (column);
5695 if (min_width == -1)
5696 new_width = MAX (button_req.width, new_width);
5699 new_width = MAX (min_width, new_width);
5702 max_width = gtk_tree_view_column_get_max_width (column);
5703 if (max_width != -1)
5704 new_width = MIN (new_width, max_width);
5706 _gtk_tree_view_column_set_use_resized_width (column, TRUE);
5708 if (new_width != old_width)
5710 _gtk_tree_view_column_set_resized_width (column, new_width);
5711 gtk_widget_queue_resize (widget);
5714 gtk_widget_error_bell (widget);
5716 else if (event->keyval == (rtl ? GDK_KEY_Left : GDK_KEY_Right)
5717 || event->keyval == (rtl ? GDK_KEY_KP_Left : GDK_KEY_KP_Right))
5719 gint old_width = _gtk_tree_view_column_get_resized_width (column);
5722 new_width = MAX (old_width, gtk_tree_view_column_get_width (column));
5725 max_width = gtk_tree_view_column_get_max_width (column);
5726 if (max_width != -1)
5727 new_width = MIN (new_width, max_width);
5729 _gtk_tree_view_column_set_use_resized_width (column, TRUE);
5731 if (new_width != old_width)
5733 _gtk_tree_view_column_set_resized_width (column, new_width);
5734 gtk_widget_queue_resize (widget);
5737 gtk_widget_error_bell (widget);
5744 (event->state & GDK_MOD1_MASK) &&
5745 (event->keyval == GDK_KEY_Left || event->keyval == GDK_KEY_KP_Left
5746 || event->keyval == GDK_KEY_Right || event->keyval == GDK_KEY_KP_Right
5747 || event->keyval == GDK_KEY_Home || event->keyval == GDK_KEY_KP_Home
5748 || event->keyval == GDK_KEY_End || event->keyval == GDK_KEY_KP_End))
5750 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (focus_column->data);
5752 if (event->keyval == (rtl ? GDK_KEY_Right : GDK_KEY_Left)
5753 || event->keyval == (rtl ? GDK_KEY_KP_Right : GDK_KEY_KP_Left))
5755 GtkTreeViewColumn *col;
5756 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_LEFT);
5757 if (col != (GtkTreeViewColumn *)0x1)
5758 gtk_tree_view_move_column_after (tree_view, column, col);
5760 gtk_widget_error_bell (widget);
5762 else if (event->keyval == (rtl ? GDK_KEY_Left : GDK_KEY_Right)
5763 || event->keyval == (rtl ? GDK_KEY_KP_Left : GDK_KEY_KP_Right))
5765 GtkTreeViewColumn *col;
5766 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_RIGHT);
5767 if (col != (GtkTreeViewColumn *)0x1)
5768 gtk_tree_view_move_column_after (tree_view, column, col);
5770 gtk_widget_error_bell (widget);
5772 else if (event->keyval == GDK_KEY_Home || event->keyval == GDK_KEY_KP_Home)
5774 GtkTreeViewColumn *col;
5775 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_HOME);
5776 if (col != (GtkTreeViewColumn *)0x1)
5777 gtk_tree_view_move_column_after (tree_view, column, col);
5779 gtk_widget_error_bell (widget);
5781 else if (event->keyval == GDK_KEY_End || event->keyval == GDK_KEY_KP_End)
5783 GtkTreeViewColumn *col;
5784 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_END);
5785 if (col != (GtkTreeViewColumn *)0x1)
5786 gtk_tree_view_move_column_after (tree_view, column, col);
5788 gtk_widget_error_bell (widget);
5795 /* Chain up to the parent class. It handles the keybindings. */
5796 if (GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->key_press_event (widget, event))
5799 if (tree_view->priv->search_entry_avoid_unhandled_binding)
5801 tree_view->priv->search_entry_avoid_unhandled_binding = FALSE;
5805 /* We pass the event to the search_entry. If its text changes, then we start
5806 * the typeahead find capabilities. */
5807 if (gtk_widget_has_focus (GTK_WIDGET (tree_view))
5808 && tree_view->priv->enable_search
5809 && !tree_view->priv->search_custom_entry_set)
5811 GdkEvent *new_event;
5813 const char *new_text;
5816 gboolean text_modified;
5817 gulong popup_menu_id;
5819 gtk_tree_view_ensure_interactive_directory (tree_view);
5821 /* Make a copy of the current text */
5822 old_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry)));
5823 new_event = gdk_event_copy ((GdkEvent *) event);
5824 g_object_unref (((GdkEventKey *) new_event)->window);
5825 ((GdkEventKey *) new_event)->window = g_object_ref (gtk_widget_get_window (tree_view->priv->search_window));
5826 gtk_widget_realize (tree_view->priv->search_window);
5828 popup_menu_id = g_signal_connect (tree_view->priv->search_entry,
5829 "popup-menu", G_CALLBACK (gtk_true),
5832 /* Move the entry off screen */
5833 screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
5834 gtk_window_move (GTK_WINDOW (tree_view->priv->search_window),
5835 gdk_screen_get_width (screen) + 1,
5836 gdk_screen_get_height (screen) + 1);
5837 gtk_widget_show (tree_view->priv->search_window);
5839 /* Send the event to the window. If the preedit_changed signal is emitted
5840 * during this event, we will set priv->imcontext_changed */
5841 tree_view->priv->imcontext_changed = FALSE;
5842 retval = gtk_widget_event (tree_view->priv->search_window, new_event);
5843 gdk_event_free (new_event);
5844 gtk_widget_hide (tree_view->priv->search_window);
5846 g_signal_handler_disconnect (tree_view->priv->search_entry,
5849 /* We check to make sure that the entry tried to handle the text, and that
5850 * the text has changed.
5852 new_text = gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry));
5853 text_modified = strcmp (old_text, new_text) != 0;
5855 if (tree_view->priv->imcontext_changed || /* we're in a preedit */
5856 (retval && text_modified)) /* ...or the text was modified */
5858 if (gtk_tree_view_real_start_interactive_search (tree_view,
5859 gdk_event_get_device ((GdkEvent *) event),
5862 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
5867 gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), "");
5877 gtk_tree_view_key_release (GtkWidget *widget,
5880 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
5882 if (tree_view->priv->rubber_band_status)
5885 return GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->key_release_event (widget, event);
5888 /* FIXME Is this function necessary? Can I get an enter_notify event
5889 * w/o either an expose event or a mouse motion event?
5892 gtk_tree_view_enter_notify (GtkWidget *widget,
5893 GdkEventCrossing *event)
5895 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
5900 /* Sanity check it */
5901 if (event->window != tree_view->priv->bin_window)
5904 if (tree_view->priv->tree == NULL)
5907 if (event->mode == GDK_CROSSING_GRAB ||
5908 event->mode == GDK_CROSSING_GTK_GRAB ||
5909 event->mode == GDK_CROSSING_GTK_UNGRAB ||
5910 event->mode == GDK_CROSSING_STATE_CHANGED)
5913 /* find the node internally */
5914 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
5917 _gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
5919 tree_view->priv->event_last_x = event->x;
5920 tree_view->priv->event_last_y = event->y;
5922 if ((tree_view->priv->button_pressed_node == NULL) ||
5923 (tree_view->priv->button_pressed_node == node))
5924 prelight_or_select (tree_view, tree, node, event->x, event->y);
5930 gtk_tree_view_leave_notify (GtkWidget *widget,
5931 GdkEventCrossing *event)
5933 GtkTreeView *tree_view;
5935 if (event->mode == GDK_CROSSING_GRAB)
5938 tree_view = GTK_TREE_VIEW (widget);
5940 if (tree_view->priv->prelight_node)
5941 _gtk_tree_view_queue_draw_node (tree_view,
5942 tree_view->priv->prelight_tree,
5943 tree_view->priv->prelight_node,
5946 tree_view->priv->event_last_x = -10000;
5947 tree_view->priv->event_last_y = -10000;
5949 prelight_or_select (tree_view,
5951 -1000, -1000); /* coords not possibly over an arrow */
5958 gtk_tree_view_focus_out (GtkWidget *widget,
5959 GdkEventFocus *event)
5961 GtkTreeView *tree_view;
5963 tree_view = GTK_TREE_VIEW (widget);
5965 gtk_widget_queue_draw (widget);
5967 /* destroy interactive search dialog */
5968 if (tree_view->priv->search_window)
5969 gtk_tree_view_search_dialog_hide (tree_view->priv->search_window, tree_view,
5970 gdk_event_get_device ((GdkEvent *) event));
5976 /* Incremental Reflow
5980 gtk_tree_view_node_queue_redraw (GtkTreeView *tree_view,
5984 GtkAllocation allocation;
5987 y = _gtk_rbtree_node_find_offset (tree, node)
5988 - gtk_adjustment_get_value (tree_view->priv->vadjustment)
5989 + gtk_tree_view_get_effective_header_height (tree_view);
5991 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
5992 gtk_widget_queue_draw_area (GTK_WIDGET (tree_view),
5995 GTK_RBNODE_GET_HEIGHT (node));
5999 node_is_visible (GtkTreeView *tree_view,
6006 y = _gtk_rbtree_node_find_offset (tree, node);
6007 height = gtk_tree_view_get_row_height (tree_view, node);
6009 if (y >= gtk_adjustment_get_value (tree_view->priv->vadjustment) &&
6010 y + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment)
6011 + gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
6017 /* Returns TRUE if it updated the size
6020 validate_row (GtkTreeView *tree_view,
6026 GtkTreeViewColumn *column;
6027 GList *list, *first_column, *last_column;
6029 gint horizontal_separator;
6030 gint vertical_separator;
6031 gint depth = gtk_tree_path_get_depth (path);
6032 gboolean retval = FALSE;
6033 gboolean is_separator = FALSE;
6034 gboolean draw_vgrid_lines, draw_hgrid_lines;
6036 gint grid_line_width;
6037 gboolean wide_separators;
6038 gint separator_height;
6040 /* double check the row needs validating */
6041 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) &&
6042 ! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6045 is_separator = row_is_separator (tree_view, iter, NULL);
6047 gtk_widget_style_get (GTK_WIDGET (tree_view),
6048 "focus-padding", &focus_pad,
6049 "horizontal-separator", &horizontal_separator,
6050 "vertical-separator", &vertical_separator,
6051 "grid-line-width", &grid_line_width,
6052 "wide-separators", &wide_separators,
6053 "separator-height", &separator_height,
6057 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_VERTICAL
6058 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
6060 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_HORIZONTAL
6061 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
6063 for (last_column = g_list_last (tree_view->priv->columns);
6065 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (last_column->data)));
6066 last_column = last_column->prev)
6069 for (first_column = g_list_first (tree_view->priv->columns);
6071 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (first_column->data)));
6072 first_column = first_column->next)
6075 for (list = tree_view->priv->columns; list; list = list->next)
6078 gint original_width;
6082 column = list->data;
6084 if (!gtk_tree_view_column_get_visible (column))
6087 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID) &&
6088 !_gtk_tree_view_column_cell_get_dirty (column))
6091 original_width = _gtk_tree_view_column_get_requested_width (column);
6093 gtk_tree_view_column_cell_set_cell_data (column, tree_view->priv->model, iter,
6094 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
6095 node->children?TRUE:FALSE);
6096 gtk_tree_view_column_cell_get_size (column,
6102 row_height += vertical_separator;
6103 height = MAX (height, row_height);
6104 height = MAX (height, tree_view->priv->expander_size);
6108 if (wide_separators)
6109 height = separator_height + 2 * focus_pad;
6111 height = 2 + 2 * focus_pad;
6114 if (gtk_tree_view_is_expander_column (tree_view, column))
6116 padding += horizontal_separator + (depth - 1) * tree_view->priv->level_indentation;
6118 if (gtk_tree_view_draw_expanders (tree_view))
6119 padding += depth * tree_view->priv->expander_size;
6122 padding += horizontal_separator;
6124 if (draw_vgrid_lines)
6126 if (list->data == first_column || list->data == last_column)
6127 padding += grid_line_width / 2.0;
6129 padding += grid_line_width;
6132 /* Update the padding for the column */
6133 _gtk_tree_view_column_push_padding (column, padding);
6134 new_width = _gtk_tree_view_column_get_requested_width (column);
6136 if (new_width > original_width)
6140 if (draw_hgrid_lines)
6141 height += grid_line_width;
6143 if (height != GTK_RBNODE_GET_HEIGHT (node))
6146 _gtk_rbtree_node_set_height (tree, node, height);
6148 _gtk_rbtree_node_mark_valid (tree, node);
6149 tree_view->priv->post_validation_flag = TRUE;
6156 validate_visible_area (GtkTreeView *tree_view)
6158 GtkAllocation allocation;
6159 GtkTreePath *path = NULL;
6160 GtkTreePath *above_path = NULL;
6162 GtkRBTree *tree = NULL;
6163 GtkRBNode *node = NULL;
6164 gboolean need_redraw = FALSE;
6165 gboolean size_changed = FALSE;
6167 gint area_above = 0;
6168 gint area_below = 0;
6170 if (tree_view->priv->tree == NULL)
6173 if (! GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID) &&
6174 tree_view->priv->scroll_to_path == NULL)
6177 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
6178 total_height = allocation.height - gtk_tree_view_get_effective_header_height (tree_view);
6180 if (total_height == 0)
6183 /* First, we check to see if we need to scroll anywhere
6185 if (tree_view->priv->scroll_to_path)
6187 path = gtk_tree_row_reference_get_path (tree_view->priv->scroll_to_path);
6188 if (path && !_gtk_tree_view_find_node (tree_view, path, &tree, &node))
6190 /* we are going to scroll, and will update dy */
6191 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6192 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6193 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6195 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6196 if (validate_row (tree_view, tree, node, &iter, path))
6197 size_changed = TRUE;
6200 if (tree_view->priv->scroll_to_use_align)
6202 gint height = gtk_tree_view_get_row_height (tree_view, node);
6203 area_above = (total_height - height) *
6204 tree_view->priv->scroll_to_row_align;
6205 area_below = total_height - area_above - height;
6206 area_above = MAX (area_above, 0);
6207 area_below = MAX (area_below, 0);
6212 * 1) row not visible
6216 gint height = gtk_tree_view_get_row_height (tree_view, node);
6218 dy = _gtk_rbtree_node_find_offset (tree, node);
6220 if (dy >= gtk_adjustment_get_value (tree_view->priv->vadjustment) &&
6221 dy + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment)
6222 + gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
6224 /* row visible: keep the row at the same position */
6225 area_above = dy - gtk_adjustment_get_value (tree_view->priv->vadjustment);
6226 area_below = (gtk_adjustment_get_value (tree_view->priv->vadjustment) +
6227 gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6232 /* row not visible */
6234 && dy + height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6236 /* row at the beginning -- fixed */
6238 area_below = gtk_adjustment_get_page_size (tree_view->priv->vadjustment)
6239 - area_above - height;
6241 else if (dy >= (gtk_adjustment_get_upper (tree_view->priv->vadjustment) -
6242 gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
6244 /* row at the end -- fixed */
6245 area_above = dy - (gtk_adjustment_get_upper (tree_view->priv->vadjustment) -
6246 gtk_adjustment_get_page_size (tree_view->priv->vadjustment));
6247 area_below = gtk_adjustment_get_page_size (tree_view->priv->vadjustment) -
6248 area_above - height;
6252 area_above = gtk_adjustment_get_page_size (tree_view->priv->vadjustment) - height;
6258 /* row somewhere in the middle, bring it to the top
6262 area_below = total_height - height;
6268 /* the scroll to isn't valid; ignore it.
6271 if (tree_view->priv->scroll_to_path && !path)
6273 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
6274 tree_view->priv->scroll_to_path = NULL;
6277 gtk_tree_path_free (path);
6282 /* We didn't have a scroll_to set, so we just handle things normally
6288 offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
6289 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, 0),
6293 /* In this case, nothing has been validated */
6294 path = gtk_tree_path_new_first ();
6295 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
6299 path = _gtk_tree_view_find_path (tree_view, tree, node);
6300 total_height += offset;
6303 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6305 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6306 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6308 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6309 if (validate_row (tree_view, tree, node, &iter, path))
6310 size_changed = TRUE;
6313 area_below = total_height - gtk_tree_view_get_row_height (tree_view, node);
6316 above_path = gtk_tree_path_copy (path);
6318 /* if we do not validate any row above the new top_row, we will make sure
6319 * that the row immediately above top_row has been validated. (if we do not
6320 * do this, _gtk_rbtree_find_offset will find the row above top_row, because
6321 * when invalidated that row's height will be zero. and this will mess up
6324 if (area_above == 0)
6329 _gtk_tree_view_find_node (tree_view, above_path, &tmptree, &tmpnode);
6330 _gtk_rbtree_prev_full (tmptree, tmpnode, &tmptree, &tmpnode);
6334 GtkTreePath *tmppath;
6335 GtkTreeIter tmpiter;
6337 tmppath = _gtk_tree_view_find_path (tree_view, tmptree, tmpnode);
6338 gtk_tree_model_get_iter (tree_view->priv->model, &tmpiter, tmppath);
6340 if (GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_INVALID) ||
6341 GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_COLUMN_INVALID))
6343 _gtk_tree_view_queue_draw_node (tree_view, tmptree, tmpnode, NULL);
6344 if (validate_row (tree_view, tmptree, tmpnode, &tmpiter, tmppath))
6345 size_changed = TRUE;
6348 gtk_tree_path_free (tmppath);
6352 /* Now, we walk forwards and backwards, measuring rows. Unfortunately,
6353 * backwards is much slower then forward, as there is no iter_prev function.
6354 * We go forwards first in case we run out of tree. Then we go backwards to
6357 while (node && area_below > 0)
6361 GtkTreeIter parent = iter;
6364 tree = node->children;
6367 g_assert (node != tree->nil);
6369 while (node->left != tree->nil)
6371 has_child = gtk_tree_model_iter_children (tree_view->priv->model,
6374 TREE_VIEW_INTERNAL_ASSERT_VOID (has_child);
6375 gtk_tree_path_down (path);
6379 gboolean done = FALSE;
6382 node = _gtk_rbtree_next (tree, node);
6385 gboolean has_next = gtk_tree_model_iter_next (tree_view->priv->model, &iter);
6387 gtk_tree_path_next (path);
6390 TREE_VIEW_INTERNAL_ASSERT_VOID (has_next);
6394 GtkTreeIter parent_iter = iter;
6395 gboolean has_parent;
6397 node = tree->parent_node;
6398 tree = tree->parent_tree;
6401 has_parent = gtk_tree_model_iter_parent (tree_view->priv->model,
6404 gtk_tree_path_up (path);
6407 TREE_VIEW_INTERNAL_ASSERT_VOID (has_parent);
6416 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6417 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6419 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6420 if (validate_row (tree_view, tree, node, &iter, path))
6421 size_changed = TRUE;
6424 area_below -= gtk_tree_view_get_row_height (tree_view, node);
6426 gtk_tree_path_free (path);
6428 /* If we ran out of tree, and have extra area_below left, we need to add it
6431 area_above += area_below;
6433 _gtk_tree_view_find_node (tree_view, above_path, &tree, &node);
6435 /* We walk backwards */
6436 while (area_above > 0)
6438 _gtk_rbtree_prev_full (tree, node, &tree, &node);
6440 /* Always find the new path in the tree. We cannot just assume
6441 * a gtk_tree_path_prev() is enough here, as there might be children
6442 * in between this node and the previous sibling node. If this
6443 * appears to be a performance hotspot in profiles, we can look into
6444 * intrigate logic for keeping path, node and iter in sync like
6445 * we do for forward walks. (Which will be hard because of the lacking
6452 gtk_tree_path_free (above_path);
6453 above_path = _gtk_tree_view_find_path (tree_view, tree, node);
6455 gtk_tree_model_get_iter (tree_view->priv->model, &iter, above_path);
6457 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6458 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6460 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6461 if (validate_row (tree_view, tree, node, &iter, above_path))
6462 size_changed = TRUE;
6464 area_above -= gtk_tree_view_get_row_height (tree_view, node);
6467 /* if we scrolled to a path, we need to set the dy here,
6468 * and sync the top row accordingly
6470 if (tree_view->priv->scroll_to_path)
6472 gtk_tree_view_set_top_row (tree_view, above_path, -area_above);
6473 gtk_tree_view_top_row_to_dy (tree_view);
6477 else if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6479 /* when we are not scrolling, we should never set dy to something
6480 * else than zero. we update top_row to be in sync with dy = 0.
6482 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0);
6483 gtk_tree_view_dy_to_top_row (tree_view);
6485 else if (gtk_adjustment_get_value (tree_view->priv->vadjustment) + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height)
6487 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment));
6488 gtk_tree_view_dy_to_top_row (tree_view);
6491 gtk_tree_view_top_row_to_dy (tree_view);
6493 /* update width/height and queue a resize */
6496 GtkRequisition requisition;
6498 /* We temporarily guess a size, under the assumption that it will be the
6499 * same when we get our next size_allocate. If we don't do this, we'll be
6500 * in an inconsistent state if we call top_row_to_dy. */
6502 gtk_widget_get_preferred_size (GTK_WIDGET (tree_view),
6503 &requisition, NULL);
6504 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
6505 MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), requisition.width));
6506 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
6507 MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), requisition.height));
6508 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
6511 if (tree_view->priv->scroll_to_path)
6513 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
6514 tree_view->priv->scroll_to_path = NULL;
6518 gtk_tree_path_free (above_path);
6520 if (tree_view->priv->scroll_to_column)
6522 tree_view->priv->scroll_to_column = NULL;
6525 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
6529 initialize_fixed_height_mode (GtkTreeView *tree_view)
6531 if (!tree_view->priv->tree)
6534 if (tree_view->priv->fixed_height < 0)
6539 GtkRBTree *tree = NULL;
6540 GtkRBNode *node = NULL;
6542 tree = tree_view->priv->tree;
6545 path = _gtk_tree_view_find_path (tree_view, tree, node);
6546 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6548 validate_row (tree_view, tree, node, &iter, path);
6550 gtk_tree_path_free (path);
6552 tree_view->priv->fixed_height = gtk_tree_view_get_row_height (tree_view, node);
6555 _gtk_rbtree_set_fixed_height (tree_view->priv->tree,
6556 tree_view->priv->fixed_height, TRUE);
6559 /* Our strategy for finding nodes to validate is a little convoluted. We find
6560 * the left-most uninvalidated node. We then try walking right, validating
6561 * nodes. Once we find a valid node, we repeat the previous process of finding
6562 * the first invalid node.
6566 do_validate_rows (GtkTreeView *tree_view, gboolean queue_resize)
6568 GtkRBTree *tree = NULL;
6569 GtkRBNode *node = NULL;
6570 gboolean validated_area = FALSE;
6572 GtkTreePath *path = NULL;
6578 gint prev_height = -1;
6579 gboolean fixed_height = TRUE;
6581 g_assert (tree_view);
6583 if (tree_view->priv->tree == NULL)
6586 if (tree_view->priv->fixed_height_mode)
6588 if (tree_view->priv->fixed_height < 0)
6589 initialize_fixed_height_mode (tree_view);
6594 timer = g_timer_new ();
6595 g_timer_start (timer);
6599 gboolean changed = FALSE;
6601 if (! GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID))
6609 node = _gtk_rbtree_next (tree, node);
6612 TREE_VIEW_INTERNAL_ASSERT (gtk_tree_model_iter_next (tree_view->priv->model, &iter), FALSE);
6613 gtk_tree_path_next (path);
6617 gtk_tree_path_free (path);
6624 tree = tree_view->priv->tree;
6625 node = tree_view->priv->tree->root;
6627 g_assert (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_DESCENDANTS_INVALID));
6631 if (node->left != tree->nil &&
6632 GTK_RBNODE_FLAG_SET (node->left, GTK_RBNODE_DESCENDANTS_INVALID))
6636 else if (node->right != tree->nil &&
6637 GTK_RBNODE_FLAG_SET (node->right, GTK_RBNODE_DESCENDANTS_INVALID))
6641 else if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6642 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6646 else if (node->children != NULL)
6648 tree = node->children;
6652 /* RBTree corruption! All bad */
6653 g_assert_not_reached ();
6656 path = _gtk_tree_view_find_path (tree_view, tree, node);
6657 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6660 changed = validate_row (tree_view, tree, node, &iter, path);
6661 validated_area = changed || validated_area;
6665 gint offset = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
6667 if (y == -1 || y > offset)
6671 if (!tree_view->priv->fixed_height_check)
6675 height = gtk_tree_view_get_row_height (tree_view, node);
6676 if (prev_height < 0)
6677 prev_height = height;
6678 else if (prev_height != height)
6679 fixed_height = FALSE;
6684 while (g_timer_elapsed (timer, NULL) < GTK_TREE_VIEW_TIME_MS_PER_IDLE / 1000.);
6686 if (!tree_view->priv->fixed_height_check)
6689 _gtk_rbtree_set_fixed_height (tree_view->priv->tree, prev_height, FALSE);
6691 tree_view->priv->fixed_height_check = 1;
6697 GtkRequisition requisition;
6699 /* We temporarily guess a size, under the assumption that it will be the
6700 * same when we get our next size_allocate. If we don't do this, we'll be
6701 * in an inconsistent state when we call top_row_to_dy. */
6703 /* FIXME: This is called from size_request, for some reason it is not infinitely
6704 * recursing, we cannot call gtk_widget_get_preferred_size() here because that's
6705 * not allowed (from inside ->get_preferred_width/height() implementations, one
6706 * should call the vfuncs directly). However what is desired here is the full
6707 * size including any margins and limited by any alignment (i.e. after
6708 * GtkWidget:adjust_size_request() is called).
6710 * Currently bypassing this but the real solution is to not update the scroll adjustments
6711 * untill we've recieved an allocation (never update scroll adjustments from size-requests).
6713 gtk_tree_view_size_request (GTK_WIDGET (tree_view), &requisition, FALSE);
6715 /* If rows above the current position have changed height, this has
6716 * affected the current view and thus needs a redraw.
6718 if (y != -1 && y < gtk_adjustment_get_value (tree_view->priv->vadjustment))
6719 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
6721 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
6722 MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), requisition.width));
6723 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
6724 MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), requisition.height));
6727 gtk_widget_queue_resize_no_redraw (GTK_WIDGET (tree_view));
6730 if (path) gtk_tree_path_free (path);
6731 g_timer_destroy (timer);
6737 validate_rows (GtkTreeView *tree_view)
6741 retval = do_validate_rows (tree_view, TRUE);
6743 if (! retval && tree_view->priv->validate_rows_timer)
6745 g_source_remove (tree_view->priv->validate_rows_timer);
6746 tree_view->priv->validate_rows_timer = 0;
6753 validate_rows_handler (GtkTreeView *tree_view)
6757 retval = do_validate_rows (tree_view, TRUE);
6758 if (! retval && tree_view->priv->validate_rows_timer)
6760 g_source_remove (tree_view->priv->validate_rows_timer);
6761 tree_view->priv->validate_rows_timer = 0;
6768 do_presize_handler (GtkTreeView *tree_view)
6770 if (tree_view->priv->mark_rows_col_dirty)
6772 if (tree_view->priv->tree)
6773 _gtk_rbtree_column_invalid (tree_view->priv->tree);
6774 tree_view->priv->mark_rows_col_dirty = FALSE;
6776 validate_visible_area (tree_view);
6777 tree_view->priv->presize_handler_timer = 0;
6779 if (tree_view->priv->fixed_height_mode)
6781 GtkRequisition requisition;
6783 gtk_widget_get_preferred_size (GTK_WIDGET (tree_view),
6784 &requisition, NULL);
6786 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
6787 MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), requisition.width));
6788 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
6789 MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), requisition.height));
6790 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
6797 presize_handler_callback (gpointer data)
6799 do_presize_handler (GTK_TREE_VIEW (data));
6805 install_presize_handler (GtkTreeView *tree_view)
6807 if (! gtk_widget_get_realized (GTK_WIDGET (tree_view)))
6810 if (! tree_view->priv->presize_handler_timer)
6812 tree_view->priv->presize_handler_timer =
6813 gdk_threads_add_idle_full (GTK_PRIORITY_RESIZE - 2, presize_handler_callback, tree_view, NULL);
6815 if (! tree_view->priv->validate_rows_timer)
6817 tree_view->priv->validate_rows_timer =
6818 gdk_threads_add_idle_full (GTK_TREE_VIEW_PRIORITY_VALIDATE, (GSourceFunc) validate_rows_handler, tree_view, NULL);
6823 gtk_tree_view_bin_process_updates (GtkTreeView *tree_view)
6825 /* Prior to drawing, we make sure the visible area is validated. */
6826 if (tree_view->priv->presize_handler_timer)
6828 g_source_remove (tree_view->priv->presize_handler_timer);
6829 tree_view->priv->presize_handler_timer = 0;
6831 do_presize_handler (tree_view);
6834 gdk_window_process_updates (tree_view->priv->bin_window, TRUE);
6838 scroll_sync_handler (GtkTreeView *tree_view)
6840 if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6841 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0);
6842 else if (gtk_tree_row_reference_valid (tree_view->priv->top_row))
6843 gtk_tree_view_top_row_to_dy (tree_view);
6845 gtk_tree_view_dy_to_top_row (tree_view);
6847 tree_view->priv->scroll_sync_timer = 0;
6853 install_scroll_sync_handler (GtkTreeView *tree_view)
6855 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
6858 if (!tree_view->priv->scroll_sync_timer)
6860 tree_view->priv->scroll_sync_timer =
6861 gdk_threads_add_idle_full (GTK_TREE_VIEW_PRIORITY_SCROLL_SYNC, (GSourceFunc) scroll_sync_handler, tree_view, NULL);
6866 gtk_tree_view_set_top_row (GtkTreeView *tree_view,
6870 gtk_tree_row_reference_free (tree_view->priv->top_row);
6874 tree_view->priv->top_row = NULL;
6875 tree_view->priv->top_row_dy = 0;
6879 tree_view->priv->top_row = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
6880 tree_view->priv->top_row_dy = offset;
6884 /* Always call this iff dy is in the visible range. If the tree is empty, then
6885 * it's set to be NULL, and top_row_dy is 0;
6888 gtk_tree_view_dy_to_top_row (GtkTreeView *tree_view)
6895 if (tree_view->priv->tree == NULL)
6897 gtk_tree_view_set_top_row (tree_view, NULL, 0);
6901 offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
6902 tree_view->priv->dy,
6907 gtk_tree_view_set_top_row (tree_view, NULL, 0);
6911 path = _gtk_tree_view_find_path (tree_view, tree, node);
6912 gtk_tree_view_set_top_row (tree_view, path, offset);
6913 gtk_tree_path_free (path);
6919 gtk_tree_view_top_row_to_dy (GtkTreeView *tree_view)
6926 /* Avoid recursive calls */
6927 if (tree_view->priv->in_top_row_to_dy)
6930 if (tree_view->priv->top_row)
6931 path = gtk_tree_row_reference_get_path (tree_view->priv->top_row);
6938 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
6941 gtk_tree_path_free (path);
6945 /* keep dy and set new toprow */
6946 gtk_tree_row_reference_free (tree_view->priv->top_row);
6947 tree_view->priv->top_row = NULL;
6948 tree_view->priv->top_row_dy = 0;
6949 /* DO NOT install the idle handler */
6950 gtk_tree_view_dy_to_top_row (tree_view);
6954 if (gtk_tree_view_get_row_height (tree_view, node)
6955 < tree_view->priv->top_row_dy)
6957 /* new top row -- do NOT install the idle handler */
6958 gtk_tree_view_dy_to_top_row (tree_view);
6962 new_dy = _gtk_rbtree_node_find_offset (tree, node);
6963 new_dy += tree_view->priv->top_row_dy;
6965 if (new_dy + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height)
6966 new_dy = tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment);
6968 new_dy = MAX (0, new_dy);
6970 tree_view->priv->in_top_row_to_dy = TRUE;
6971 gtk_adjustment_set_value (tree_view->priv->vadjustment, (gdouble)new_dy);
6972 tree_view->priv->in_top_row_to_dy = FALSE;
6977 _gtk_tree_view_install_mark_rows_col_dirty (GtkTreeView *tree_view,
6978 gboolean install_handler)
6980 tree_view->priv->mark_rows_col_dirty = TRUE;
6982 if (install_handler)
6983 install_presize_handler (tree_view);
6987 * This function works synchronously (due to the while (validate_rows...)
6990 * There was a check for column_type != GTK_TREE_VIEW_COLUMN_AUTOSIZE
6991 * here. You now need to check that yourself.
6994 _gtk_tree_view_column_autosize (GtkTreeView *tree_view,
6995 GtkTreeViewColumn *column)
6997 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
6998 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (column));
7000 _gtk_tree_view_column_cell_set_dirty (column, FALSE);
7002 do_presize_handler (tree_view);
7003 while (validate_rows (tree_view));
7005 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
7011 set_source_row (GdkDragContext *context,
7012 GtkTreeModel *model,
7013 GtkTreePath *source_row)
7015 g_object_set_data_full (G_OBJECT (context),
7016 I_("gtk-tree-view-source-row"),
7017 source_row ? gtk_tree_row_reference_new (model, source_row) : NULL,
7018 (GDestroyNotify) (source_row ? gtk_tree_row_reference_free : NULL));
7022 get_source_row (GdkDragContext *context)
7024 GtkTreeRowReference *ref =
7025 g_object_get_data (G_OBJECT (context), "gtk-tree-view-source-row");
7028 return gtk_tree_row_reference_get_path (ref);
7035 GtkTreeRowReference *dest_row;
7036 guint path_down_mode : 1;
7037 guint empty_view_drop : 1;
7038 guint drop_append_mode : 1;
7043 dest_row_free (gpointer data)
7045 DestRow *dr = (DestRow *)data;
7047 gtk_tree_row_reference_free (dr->dest_row);
7048 g_slice_free (DestRow, dr);
7052 set_dest_row (GdkDragContext *context,
7053 GtkTreeModel *model,
7054 GtkTreePath *dest_row,
7055 gboolean path_down_mode,
7056 gboolean empty_view_drop,
7057 gboolean drop_append_mode)
7063 g_object_set_data_full (G_OBJECT (context), I_("gtk-tree-view-dest-row"),
7068 dr = g_slice_new (DestRow);
7070 dr->dest_row = gtk_tree_row_reference_new (model, dest_row);
7071 dr->path_down_mode = path_down_mode != FALSE;
7072 dr->empty_view_drop = empty_view_drop != FALSE;
7073 dr->drop_append_mode = drop_append_mode != FALSE;
7075 g_object_set_data_full (G_OBJECT (context), I_("gtk-tree-view-dest-row"),
7076 dr, (GDestroyNotify) dest_row_free);
7080 get_dest_row (GdkDragContext *context,
7081 gboolean *path_down_mode)
7084 g_object_get_data (G_OBJECT (context), "gtk-tree-view-dest-row");
7088 GtkTreePath *path = NULL;
7091 *path_down_mode = dr->path_down_mode;
7094 path = gtk_tree_row_reference_get_path (dr->dest_row);
7095 else if (dr->empty_view_drop)
7096 path = gtk_tree_path_new_from_indices (0, -1);
7100 if (path && dr->drop_append_mode)
7101 gtk_tree_path_next (path);
7109 /* Get/set whether drag_motion requested the drag data and
7110 * drag_data_received should thus not actually insert the data,
7111 * since the data doesn't result from a drop.
7114 set_status_pending (GdkDragContext *context,
7115 GdkDragAction suggested_action)
7117 g_object_set_data (G_OBJECT (context),
7118 I_("gtk-tree-view-status-pending"),
7119 GINT_TO_POINTER (suggested_action));
7122 static GdkDragAction
7123 get_status_pending (GdkDragContext *context)
7125 return GPOINTER_TO_INT (g_object_get_data (G_OBJECT (context),
7126 "gtk-tree-view-status-pending"));
7129 static TreeViewDragInfo*
7130 get_info (GtkTreeView *tree_view)
7132 return g_object_get_data (G_OBJECT (tree_view), "gtk-tree-view-drag-info");
7136 destroy_info (TreeViewDragInfo *di)
7138 g_slice_free (TreeViewDragInfo, di);
7141 static TreeViewDragInfo*
7142 ensure_info (GtkTreeView *tree_view)
7144 TreeViewDragInfo *di;
7146 di = get_info (tree_view);
7150 di = g_slice_new0 (TreeViewDragInfo);
7152 g_object_set_data_full (G_OBJECT (tree_view),
7153 I_("gtk-tree-view-drag-info"),
7155 (GDestroyNotify) destroy_info);
7162 remove_info (GtkTreeView *tree_view)
7164 g_object_set_data (G_OBJECT (tree_view), I_("gtk-tree-view-drag-info"), NULL);
7169 drag_scan_timeout (gpointer data)
7171 GtkTreeView *tree_view;
7173 GdkModifierType state;
7174 GtkTreePath *path = NULL;
7175 GtkTreeViewColumn *column = NULL;
7176 GdkRectangle visible_rect;
7178 GDK_THREADS_ENTER ();
7180 tree_view = GTK_TREE_VIEW (data);
7182 gdk_window_get_device_position (tree_view->priv->bin_window,
7183 gdk_device_manager_get_client_pointer (
7184 gdk_display_get_device_manager (
7185 gtk_widget_get_display (GTK_WIDGET (tree_view)))),
7188 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
7190 /* See if we are near the edge. */
7191 if ((x - visible_rect.x) < SCROLL_EDGE_SIZE ||
7192 (visible_rect.x + visible_rect.width - x) < SCROLL_EDGE_SIZE ||
7193 (y - visible_rect.y) < SCROLL_EDGE_SIZE ||
7194 (visible_rect.y + visible_rect.height - y) < SCROLL_EDGE_SIZE)
7196 gtk_tree_view_get_path_at_pos (tree_view,
7197 tree_view->priv->bin_window,
7206 gtk_tree_view_scroll_to_cell (tree_view,
7212 gtk_tree_path_free (path);
7216 GDK_THREADS_LEAVE ();
7223 add_scroll_timeout (GtkTreeView *tree_view)
7225 if (tree_view->priv->scroll_timeout == 0)
7227 tree_view->priv->scroll_timeout =
7228 gdk_threads_add_timeout (150, scroll_row_timeout, tree_view);
7233 remove_scroll_timeout (GtkTreeView *tree_view)
7235 if (tree_view->priv->scroll_timeout != 0)
7237 g_source_remove (tree_view->priv->scroll_timeout);
7238 tree_view->priv->scroll_timeout = 0;
7243 check_model_dnd (GtkTreeModel *model,
7244 GType required_iface,
7245 const gchar *signal)
7247 if (model == NULL || !G_TYPE_CHECK_INSTANCE_TYPE ((model), required_iface))
7249 g_warning ("You must override the default '%s' handler "
7250 "on GtkTreeView when using models that don't support "
7251 "the %s interface and enabling drag-and-drop. The simplest way to do this "
7252 "is to connect to '%s' and call "
7253 "g_signal_stop_emission_by_name() in your signal handler to prevent "
7254 "the default handler from running. Look at the source code "
7255 "for the default handler in gtktreeview.c to get an idea what "
7256 "your handler should do. (gtktreeview.c is in the GTK source "
7257 "code.) If you're using GTK from a language other than C, "
7258 "there may be a more natural way to override default handlers, e.g. via derivation.",
7259 signal, g_type_name (required_iface), signal);
7267 remove_open_timeout (GtkTreeView *tree_view)
7269 if (tree_view->priv->open_dest_timeout != 0)
7271 g_source_remove (tree_view->priv->open_dest_timeout);
7272 tree_view->priv->open_dest_timeout = 0;
7278 open_row_timeout (gpointer data)
7280 GtkTreeView *tree_view = data;
7281 GtkTreePath *dest_path = NULL;
7282 GtkTreeViewDropPosition pos;
7283 gboolean result = FALSE;
7285 gtk_tree_view_get_drag_dest_row (tree_view,
7290 (pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
7291 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE))
7293 gtk_tree_view_expand_row (tree_view, dest_path, FALSE);
7294 tree_view->priv->open_dest_timeout = 0;
7296 gtk_tree_path_free (dest_path);
7301 gtk_tree_path_free (dest_path);
7310 scroll_row_timeout (gpointer data)
7312 GtkTreeView *tree_view = data;
7314 gtk_tree_view_vertical_autoscroll (tree_view);
7316 if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
7317 gtk_tree_view_update_rubber_band (tree_view);
7322 /* Returns TRUE if event should not be propagated to parent widgets */
7324 set_destination_row (GtkTreeView *tree_view,
7325 GdkDragContext *context,
7326 /* coordinates relative to the widget */
7329 GdkDragAction *suggested_action,
7332 GtkTreePath *path = NULL;
7333 GtkTreeViewDropPosition pos;
7334 GtkTreeViewDropPosition old_pos;
7335 TreeViewDragInfo *di;
7337 GtkTreePath *old_dest_path = NULL;
7338 gboolean can_drop = FALSE;
7340 *suggested_action = 0;
7343 widget = GTK_WIDGET (tree_view);
7345 di = get_info (tree_view);
7347 if (di == NULL || y - gtk_tree_view_get_effective_header_height (tree_view) < 0)
7349 /* someone unset us as a drag dest, note that if
7350 * we return FALSE drag_leave isn't called
7353 gtk_tree_view_set_drag_dest_row (tree_view,
7355 GTK_TREE_VIEW_DROP_BEFORE);
7357 remove_scroll_timeout (GTK_TREE_VIEW (widget));
7358 remove_open_timeout (GTK_TREE_VIEW (widget));
7360 return FALSE; /* no longer a drop site */
7363 *target = gtk_drag_dest_find_target (widget, context,
7364 gtk_drag_dest_get_target_list (widget));
7365 if (*target == GDK_NONE)
7370 if (!gtk_tree_view_get_dest_row_at_pos (tree_view,
7376 GtkTreeModel *model;
7378 remove_open_timeout (tree_view);
7380 /* the row got dropped on empty space, let's setup a special case
7384 gtk_tree_path_free (path);
7386 model = gtk_tree_view_get_model (tree_view);
7388 n_children = gtk_tree_model_iter_n_children (model, NULL);
7391 pos = GTK_TREE_VIEW_DROP_AFTER;
7392 path = gtk_tree_path_new_from_indices (n_children - 1, -1);
7396 pos = GTK_TREE_VIEW_DROP_BEFORE;
7397 path = gtk_tree_path_new_from_indices (0, -1);
7407 /* If we left the current row's "open" zone, unset the timeout for
7410 gtk_tree_view_get_drag_dest_row (tree_view,
7414 if (old_dest_path &&
7415 (gtk_tree_path_compare (path, old_dest_path) != 0 ||
7416 !(pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
7417 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE)))
7418 remove_open_timeout (tree_view);
7421 gtk_tree_path_free (old_dest_path);
7423 if (TRUE /* FIXME if the location droppable predicate */)
7431 GtkWidget *source_widget;
7433 *suggested_action = gdk_drag_context_get_suggested_action (context);
7434 source_widget = gtk_drag_get_source_widget (context);
7436 if (source_widget == widget)
7438 /* Default to MOVE, unless the user has
7439 * pressed ctrl or shift to affect available actions
7441 if ((gdk_drag_context_get_actions (context) & GDK_ACTION_MOVE) != 0)
7442 *suggested_action = GDK_ACTION_MOVE;
7445 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7450 /* can't drop here */
7451 remove_open_timeout (tree_view);
7453 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7455 GTK_TREE_VIEW_DROP_BEFORE);
7459 gtk_tree_path_free (path);
7465 get_logical_dest_row (GtkTreeView *tree_view,
7466 gboolean *path_down_mode,
7467 gboolean *drop_append_mode)
7469 /* adjust path to point to the row the drop goes in front of */
7470 GtkTreePath *path = NULL;
7471 GtkTreeViewDropPosition pos;
7473 g_return_val_if_fail (path_down_mode != NULL, NULL);
7474 g_return_val_if_fail (drop_append_mode != NULL, NULL);
7476 *path_down_mode = FALSE;
7477 *drop_append_mode = 0;
7479 gtk_tree_view_get_drag_dest_row (tree_view, &path, &pos);
7484 if (pos == GTK_TREE_VIEW_DROP_BEFORE)
7486 else if (pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE ||
7487 pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER)
7488 *path_down_mode = TRUE;
7492 GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
7494 g_assert (pos == GTK_TREE_VIEW_DROP_AFTER);
7496 if (!gtk_tree_model_get_iter (model, &iter, path) ||
7497 !gtk_tree_model_iter_next (model, &iter))
7498 *drop_append_mode = 1;
7501 *drop_append_mode = 0;
7502 gtk_tree_path_next (path);
7510 gtk_tree_view_maybe_begin_dragging_row (GtkTreeView *tree_view,
7511 GdkEventMotion *event)
7513 GtkWidget *widget = GTK_WIDGET (tree_view);
7514 GdkDragContext *context;
7515 TreeViewDragInfo *di;
7516 GtkTreePath *path = NULL;
7518 gint cell_x, cell_y;
7519 GtkTreeModel *model;
7520 gboolean retval = FALSE;
7522 di = get_info (tree_view);
7524 if (di == NULL || !di->source_set)
7527 if (tree_view->priv->pressed_button < 0)
7530 if (!gtk_drag_check_threshold (widget,
7531 tree_view->priv->press_start_x,
7532 tree_view->priv->press_start_y,
7533 event->x, event->y))
7536 model = gtk_tree_view_get_model (tree_view);
7541 button = tree_view->priv->pressed_button;
7542 tree_view->priv->pressed_button = -1;
7544 gtk_tree_view_get_path_at_pos (tree_view,
7545 tree_view->priv->press_start_x,
7546 tree_view->priv->press_start_y,
7555 if (!GTK_IS_TREE_DRAG_SOURCE (model) ||
7556 !gtk_tree_drag_source_row_draggable (GTK_TREE_DRAG_SOURCE (model),
7560 if (!(GDK_BUTTON1_MASK << (button - 1) & di->start_button_mask))
7563 /* Now we can begin the drag */
7567 context = gtk_drag_begin (widget,
7568 gtk_drag_source_get_target_list (widget),
7573 set_source_row (context, model, path);
7577 gtk_tree_path_free (path);
7584 gtk_tree_view_drag_begin (GtkWidget *widget,
7585 GdkDragContext *context)
7587 GtkTreeView *tree_view;
7588 GtkTreePath *path = NULL;
7589 gint cell_x, cell_y;
7590 cairo_surface_t *row_pix;
7591 TreeViewDragInfo *di;
7593 tree_view = GTK_TREE_VIEW (widget);
7595 /* if the user uses a custom DND source impl, we don't set the icon here */
7596 di = get_info (tree_view);
7598 if (di == NULL || !di->source_set)
7601 gtk_tree_view_get_path_at_pos (tree_view,
7602 tree_view->priv->press_start_x,
7603 tree_view->priv->press_start_y,
7609 g_return_if_fail (path != NULL);
7611 row_pix = gtk_tree_view_create_row_drag_icon (tree_view,
7613 cairo_surface_set_device_offset (row_pix,
7614 /* the + 1 is for the black border in the icon */
7615 - (tree_view->priv->press_start_x + 1),
7618 gtk_drag_set_icon_surface (context, row_pix);
7620 cairo_surface_destroy (row_pix);
7621 gtk_tree_path_free (path);
7625 gtk_tree_view_drag_end (GtkWidget *widget,
7626 GdkDragContext *context)
7631 /* Default signal implementations for the drag signals */
7633 gtk_tree_view_drag_data_get (GtkWidget *widget,
7634 GdkDragContext *context,
7635 GtkSelectionData *selection_data,
7639 GtkTreeView *tree_view;
7640 GtkTreeModel *model;
7641 TreeViewDragInfo *di;
7642 GtkTreePath *source_row;
7644 tree_view = GTK_TREE_VIEW (widget);
7646 model = gtk_tree_view_get_model (tree_view);
7651 di = get_info (GTK_TREE_VIEW (widget));
7656 source_row = get_source_row (context);
7658 if (source_row == NULL)
7661 /* We can implement the GTK_TREE_MODEL_ROW target generically for
7662 * any model; for DragSource models there are some other targets
7666 if (GTK_IS_TREE_DRAG_SOURCE (model) &&
7667 gtk_tree_drag_source_drag_data_get (GTK_TREE_DRAG_SOURCE (model),
7672 /* If drag_data_get does nothing, try providing row data. */
7673 if (gtk_selection_data_get_target (selection_data) == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW"))
7675 gtk_tree_set_row_drag_data (selection_data,
7681 gtk_tree_path_free (source_row);
7686 gtk_tree_view_drag_data_delete (GtkWidget *widget,
7687 GdkDragContext *context)
7689 TreeViewDragInfo *di;
7690 GtkTreeModel *model;
7691 GtkTreeView *tree_view;
7692 GtkTreePath *source_row;
7694 tree_view = GTK_TREE_VIEW (widget);
7695 model = gtk_tree_view_get_model (tree_view);
7697 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_SOURCE, "drag_data_delete"))
7700 di = get_info (tree_view);
7705 source_row = get_source_row (context);
7707 if (source_row == NULL)
7710 gtk_tree_drag_source_drag_data_delete (GTK_TREE_DRAG_SOURCE (model),
7713 gtk_tree_path_free (source_row);
7715 set_source_row (context, NULL, NULL);
7719 gtk_tree_view_drag_leave (GtkWidget *widget,
7720 GdkDragContext *context,
7723 /* unset any highlight row */
7724 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7726 GTK_TREE_VIEW_DROP_BEFORE);
7728 remove_scroll_timeout (GTK_TREE_VIEW (widget));
7729 remove_open_timeout (GTK_TREE_VIEW (widget));
7734 gtk_tree_view_drag_motion (GtkWidget *widget,
7735 GdkDragContext *context,
7736 /* coordinates relative to the widget */
7742 GtkTreePath *path = NULL;
7743 GtkTreeViewDropPosition pos;
7744 GtkTreeView *tree_view;
7745 GdkDragAction suggested_action = 0;
7748 tree_view = GTK_TREE_VIEW (widget);
7750 if (!set_destination_row (tree_view, context, x, y, &suggested_action, &target))
7753 gtk_tree_view_get_drag_dest_row (tree_view, &path, &pos);
7755 /* we only know this *after* set_desination_row */
7756 empty = tree_view->priv->empty_view_drop;
7758 if (path == NULL && !empty)
7760 /* Can't drop here. */
7761 gdk_drag_status (context, 0, time);
7765 if (tree_view->priv->open_dest_timeout == 0 &&
7766 (pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
7767 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE))
7769 tree_view->priv->open_dest_timeout =
7770 gdk_threads_add_timeout (AUTO_EXPAND_TIMEOUT, open_row_timeout, tree_view);
7774 add_scroll_timeout (tree_view);
7777 if (target == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW"))
7779 /* Request data so we can use the source row when
7780 * determining whether to accept the drop
7782 set_status_pending (context, suggested_action);
7783 gtk_drag_get_data (widget, context, target, time);
7787 set_status_pending (context, 0);
7788 gdk_drag_status (context, suggested_action, time);
7793 gtk_tree_path_free (path);
7800 gtk_tree_view_drag_drop (GtkWidget *widget,
7801 GdkDragContext *context,
7802 /* coordinates relative to the widget */
7807 GtkTreeView *tree_view;
7809 GdkDragAction suggested_action = 0;
7810 GdkAtom target = GDK_NONE;
7811 TreeViewDragInfo *di;
7812 GtkTreeModel *model;
7813 gboolean path_down_mode;
7814 gboolean drop_append_mode;
7816 tree_view = GTK_TREE_VIEW (widget);
7818 model = gtk_tree_view_get_model (tree_view);
7820 remove_scroll_timeout (GTK_TREE_VIEW (widget));
7821 remove_open_timeout (GTK_TREE_VIEW (widget));
7823 di = get_info (tree_view);
7828 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_DEST, "drag_drop"))
7831 if (!set_destination_row (tree_view, context, x, y, &suggested_action, &target))
7834 path = get_logical_dest_row (tree_view, &path_down_mode, &drop_append_mode);
7836 if (target != GDK_NONE && path != NULL)
7838 /* in case a motion had requested drag data, change things so we
7839 * treat drag data receives as a drop.
7841 set_status_pending (context, 0);
7842 set_dest_row (context, model, path,
7843 path_down_mode, tree_view->priv->empty_view_drop,
7848 gtk_tree_path_free (path);
7850 /* Unset this thing */
7851 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7853 GTK_TREE_VIEW_DROP_BEFORE);
7855 if (target != GDK_NONE)
7857 gtk_drag_get_data (widget, context, target, time);
7865 gtk_tree_view_drag_data_received (GtkWidget *widget,
7866 GdkDragContext *context,
7867 /* coordinates relative to the widget */
7870 GtkSelectionData *selection_data,
7875 TreeViewDragInfo *di;
7876 gboolean accepted = FALSE;
7877 GtkTreeModel *model;
7878 GtkTreeView *tree_view;
7879 GtkTreePath *dest_row;
7880 GdkDragAction suggested_action;
7881 gboolean path_down_mode;
7882 gboolean drop_append_mode;
7884 tree_view = GTK_TREE_VIEW (widget);
7886 model = gtk_tree_view_get_model (tree_view);
7888 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_DEST, "drag_data_received"))
7891 di = get_info (tree_view);
7896 suggested_action = get_status_pending (context);
7898 if (suggested_action)
7900 /* We are getting this data due to a request in drag_motion,
7901 * rather than due to a request in drag_drop, so we are just
7902 * supposed to call drag_status, not actually paste in the
7905 path = get_logical_dest_row (tree_view, &path_down_mode,
7909 suggested_action = 0;
7910 else if (path_down_mode)
7911 gtk_tree_path_down (path);
7913 if (suggested_action)
7915 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
7921 path_down_mode = FALSE;
7922 gtk_tree_path_up (path);
7924 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
7927 suggested_action = 0;
7930 suggested_action = 0;
7934 gdk_drag_status (context, suggested_action, time);
7937 gtk_tree_path_free (path);
7939 /* If you can't drop, remove user drop indicator until the next motion */
7940 if (suggested_action == 0)
7941 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7943 GTK_TREE_VIEW_DROP_BEFORE);
7948 dest_row = get_dest_row (context, &path_down_mode);
7950 if (dest_row == NULL)
7953 if (gtk_selection_data_get_length (selection_data) >= 0)
7957 gtk_tree_path_down (dest_row);
7958 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
7959 dest_row, selection_data))
7960 gtk_tree_path_up (dest_row);
7964 if (gtk_selection_data_get_length (selection_data) >= 0)
7966 if (gtk_tree_drag_dest_drag_data_received (GTK_TREE_DRAG_DEST (model),
7972 gtk_drag_finish (context,
7974 (gdk_drag_context_get_selected_action (context) == GDK_ACTION_MOVE),
7977 if (gtk_tree_path_get_depth (dest_row) == 1
7978 && gtk_tree_path_get_indices (dest_row)[0] == 0)
7980 /* special special case drag to "0", scroll to first item */
7981 if (!tree_view->priv->scroll_to_path)
7982 gtk_tree_view_scroll_to_cell (tree_view, dest_row, NULL, FALSE, 0.0, 0.0);
7985 gtk_tree_path_free (dest_row);
7988 set_dest_row (context, NULL, NULL, FALSE, FALSE, FALSE);
7993 /* GtkContainer Methods
7998 gtk_tree_view_remove (GtkContainer *container,
8001 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8002 GtkTreeViewChild *child = NULL;
8005 tmp_list = tree_view->priv->children;
8008 child = tmp_list->data;
8009 if (child->widget == widget)
8011 gtk_widget_unparent (widget);
8013 tree_view->priv->children = g_list_remove_link (tree_view->priv->children, tmp_list);
8014 g_list_free_1 (tmp_list);
8015 g_slice_free (GtkTreeViewChild, child);
8019 tmp_list = tmp_list->next;
8022 tmp_list = tree_view->priv->columns;
8026 GtkTreeViewColumn *column;
8029 column = tmp_list->data;
8030 button = gtk_tree_view_column_get_button (column);
8032 if (button == widget)
8034 gtk_widget_unparent (widget);
8037 tmp_list = tmp_list->next;
8042 gtk_tree_view_forall (GtkContainer *container,
8043 gboolean include_internals,
8044 GtkCallback callback,
8045 gpointer callback_data)
8047 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8048 GtkTreeViewChild *child = NULL;
8049 GtkTreeViewColumn *column;
8053 tmp_list = tree_view->priv->children;
8056 child = tmp_list->data;
8057 tmp_list = tmp_list->next;
8059 (* callback) (child->widget, callback_data);
8061 if (include_internals == FALSE)
8064 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
8066 column = tmp_list->data;
8067 button = gtk_tree_view_column_get_button (column);
8070 (* callback) (button, callback_data);
8074 /* Returns TRUE is any of the columns contains a cell that can-focus.
8075 * If this is not the case, a column-spanning focus rectangle will be
8079 gtk_tree_view_has_can_focus_cell (GtkTreeView *tree_view)
8083 for (list = tree_view->priv->columns; list; list = list->next)
8085 GtkTreeViewColumn *column = list->data;
8087 if (!gtk_tree_view_column_get_visible (column))
8089 if (gtk_cell_area_is_activatable (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column))))
8097 column_sizing_notify (GObject *object,
8101 GtkTreeViewColumn *c = GTK_TREE_VIEW_COLUMN (object);
8103 if (gtk_tree_view_column_get_sizing (c) != GTK_TREE_VIEW_COLUMN_FIXED)
8104 /* disable fixed height mode */
8105 g_object_set (data, "fixed-height-mode", FALSE, NULL);
8109 * gtk_tree_view_set_fixed_height_mode:
8110 * @tree_view: a #GtkTreeView
8111 * @enable: %TRUE to enable fixed height mode
8113 * Enables or disables the fixed height mode of @tree_view.
8114 * Fixed height mode speeds up #GtkTreeView by assuming that all
8115 * rows have the same height.
8116 * Only enable this option if all rows are the same height and all
8117 * columns are of type %GTK_TREE_VIEW_COLUMN_FIXED.
8122 gtk_tree_view_set_fixed_height_mode (GtkTreeView *tree_view,
8127 enable = enable != FALSE;
8129 if (enable == tree_view->priv->fixed_height_mode)
8134 tree_view->priv->fixed_height_mode = 0;
8135 tree_view->priv->fixed_height = -1;
8137 /* force a revalidation */
8138 install_presize_handler (tree_view);
8142 /* make sure all columns are of type FIXED */
8143 for (l = tree_view->priv->columns; l; l = l->next)
8145 GtkTreeViewColumn *c = l->data;
8147 g_return_if_fail (gtk_tree_view_column_get_sizing (c) == GTK_TREE_VIEW_COLUMN_FIXED);
8150 /* yes, we really have to do this is in a separate loop */
8151 for (l = tree_view->priv->columns; l; l = l->next)
8152 g_signal_connect (l->data, "notify::sizing",
8153 G_CALLBACK (column_sizing_notify), tree_view);
8155 tree_view->priv->fixed_height_mode = 1;
8156 tree_view->priv->fixed_height = -1;
8158 if (tree_view->priv->tree)
8159 initialize_fixed_height_mode (tree_view);
8162 g_object_notify (G_OBJECT (tree_view), "fixed-height-mode");
8166 * gtk_tree_view_get_fixed_height_mode:
8167 * @tree_view: a #GtkTreeView
8169 * Returns whether fixed height mode is turned on for @tree_view.
8171 * Return value: %TRUE if @tree_view is in fixed height mode
8176 gtk_tree_view_get_fixed_height_mode (GtkTreeView *tree_view)
8178 return tree_view->priv->fixed_height_mode;
8181 /* Returns TRUE if the focus is within the headers, after the focus operation is
8185 gtk_tree_view_header_focus (GtkTreeView *tree_view,
8186 GtkDirectionType dir,
8187 gboolean clamp_column_visible)
8189 GtkTreeViewColumn *column;
8190 GtkWidget *focus_child;
8192 GList *last_column, *first_column;
8196 if (! tree_view->priv->headers_visible)
8199 focus_child = gtk_container_get_focus_child (GTK_CONTAINER (tree_view));
8201 first_column = tree_view->priv->columns;
8202 while (first_column)
8204 column = GTK_TREE_VIEW_COLUMN (first_column->data);
8205 button = gtk_tree_view_column_get_button (column);
8207 if (gtk_widget_get_can_focus (button) &&
8208 gtk_tree_view_column_get_visible (column) &&
8209 (gtk_tree_view_column_get_clickable (column) ||
8210 gtk_tree_view_column_get_reorderable (column)))
8212 first_column = first_column->next;
8215 /* No headers are visible, or are focusable. We can't focus in or out.
8217 if (first_column == NULL)
8220 last_column = g_list_last (tree_view->priv->columns);
8223 column = GTK_TREE_VIEW_COLUMN (last_column->data);
8224 button = gtk_tree_view_column_get_button (column);
8226 if (gtk_widget_get_can_focus (button) &&
8227 gtk_tree_view_column_get_visible (column) &&
8228 (gtk_tree_view_column_get_clickable (column) ||
8229 gtk_tree_view_column_get_reorderable (column)))
8231 last_column = last_column->prev;
8235 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
8239 case GTK_DIR_TAB_BACKWARD:
8240 case GTK_DIR_TAB_FORWARD:
8243 if (focus_child == NULL)
8245 if (tree_view->priv->focus_column != NULL)
8246 button = gtk_tree_view_column_get_button (tree_view->priv->focus_column);
8250 if (button && gtk_widget_get_can_focus (button))
8251 focus_child = button;
8253 focus_child = gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (first_column->data));
8255 gtk_widget_grab_focus (focus_child);
8262 if (focus_child == NULL)
8264 if (tree_view->priv->focus_column != NULL)
8265 focus_child = gtk_tree_view_column_get_button (tree_view->priv->focus_column);
8266 else if (dir == GTK_DIR_LEFT)
8267 focus_child = gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (last_column->data));
8269 focus_child = gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (first_column->data));
8271 gtk_widget_grab_focus (focus_child);
8275 if (gtk_widget_child_focus (focus_child, dir))
8277 /* The focus moves inside the button. */
8278 /* This is probably a great example of bad UI */
8282 /* We need to move the focus among the row of buttons. */
8283 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
8284 if (gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (tmp_list->data)) == focus_child)
8287 if ((tmp_list == first_column && dir == (rtl ? GTK_DIR_RIGHT : GTK_DIR_LEFT))
8288 || (tmp_list == last_column && dir == (rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT)))
8290 gtk_widget_error_bell (GTK_WIDGET (tree_view));
8296 GtkTreeViewColumn *column;
8299 if (dir == (rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT))
8300 tmp_list = tmp_list->next;
8302 tmp_list = tmp_list->prev;
8304 if (tmp_list == NULL)
8306 g_warning ("Internal button not found");
8309 column = tmp_list->data;
8310 button = gtk_tree_view_column_get_button (column);
8312 gtk_tree_view_column_get_visible (column) &&
8313 gtk_widget_get_can_focus (button))
8315 focus_child = button;
8316 gtk_widget_grab_focus (button);
8322 g_assert_not_reached ();
8326 /* if focus child is non-null, we assume it's been set to the current focus child
8330 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
8331 if (gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (tmp_list->data)) == focus_child)
8333 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
8337 if (clamp_column_visible)
8339 gtk_tree_view_clamp_column_visible (tree_view,
8340 tree_view->priv->focus_column,
8345 return (focus_child != NULL);
8348 /* This function returns in 'path' the first focusable path, if the given path
8349 * is already focusable, it's the returned one.
8352 search_first_focusable_path (GtkTreeView *tree_view,
8354 gboolean search_forward,
8355 GtkRBTree **new_tree,
8356 GtkRBNode **new_node)
8358 GtkRBTree *tree = NULL;
8359 GtkRBNode *node = NULL;
8361 if (!path || !*path)
8364 _gtk_tree_view_find_node (tree_view, *path, &tree, &node);
8369 while (node && row_is_separator (tree_view, NULL, *path))
8372 _gtk_rbtree_next_full (tree, node, &tree, &node);
8374 _gtk_rbtree_prev_full (tree, node, &tree, &node);
8377 gtk_tree_path_free (*path);
8380 *path = _gtk_tree_view_find_path (tree_view, tree, node);
8391 return (*path != NULL);
8395 gtk_tree_view_focus (GtkWidget *widget,
8396 GtkDirectionType direction)
8398 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
8399 GtkContainer *container = GTK_CONTAINER (widget);
8400 GtkWidget *focus_child;
8402 if (!gtk_widget_is_sensitive (widget) || !gtk_widget_get_can_focus (widget))
8405 focus_child = gtk_container_get_focus_child (container);
8407 gtk_tree_view_stop_editing (GTK_TREE_VIEW (widget), FALSE);
8408 /* Case 1. Headers currently have focus. */
8415 gtk_tree_view_header_focus (tree_view, direction, TRUE);
8417 case GTK_DIR_TAB_BACKWARD:
8420 case GTK_DIR_TAB_FORWARD:
8422 gtk_widget_grab_focus (widget);
8425 g_assert_not_reached ();
8430 /* Case 2. We don't have focus at all. */
8431 if (!gtk_widget_has_focus (widget))
8433 gtk_widget_grab_focus (widget);
8437 /* Case 3. We have focus already. */
8438 if (direction == GTK_DIR_TAB_BACKWARD)
8439 return (gtk_tree_view_header_focus (tree_view, direction, FALSE));
8440 else if (direction == GTK_DIR_TAB_FORWARD)
8443 /* Other directions caught by the keybindings */
8444 gtk_widget_grab_focus (widget);
8449 gtk_tree_view_grab_focus (GtkWidget *widget)
8451 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->grab_focus (widget);
8453 gtk_tree_view_focus_to_cursor (GTK_TREE_VIEW (widget));
8457 gtk_tree_view_style_updated (GtkWidget *widget)
8459 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
8461 GtkTreeViewColumn *column;
8463 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->style_updated (widget);
8465 if (gtk_widget_get_realized (widget))
8467 GtkStyleContext *context;
8469 context = gtk_widget_get_style_context (widget);
8471 gtk_style_context_save (context);
8472 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
8473 gtk_style_context_set_background (context, tree_view->priv->bin_window);
8474 gtk_style_context_restore (context);
8476 gtk_style_context_set_background (context, tree_view->priv->header_window);
8478 gtk_tree_view_set_grid_lines (tree_view, tree_view->priv->grid_lines);
8479 gtk_tree_view_set_enable_tree_lines (tree_view, tree_view->priv->tree_lines_enabled);
8482 gtk_widget_style_get (widget,
8483 "expander-size", &tree_view->priv->expander_size,
8485 tree_view->priv->expander_size += EXPANDER_EXTRA_PADDING;
8487 for (list = tree_view->priv->columns; list; list = list->next)
8489 column = list->data;
8490 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
8493 tree_view->priv->fixed_height = -1;
8494 _gtk_rbtree_mark_invalid (tree_view->priv->tree);
8496 gtk_widget_queue_resize (widget);
8501 gtk_tree_view_set_focus_child (GtkContainer *container,
8504 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8507 for (list = tree_view->priv->columns; list; list = list->next)
8509 if (gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (list->data)) == child)
8511 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (list->data);
8516 GTK_CONTAINER_CLASS (gtk_tree_view_parent_class)->set_focus_child (container, child);
8519 static GtkWidgetPath *
8520 gtk_tree_view_get_path_for_child (GtkContainer *container,
8523 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8524 GtkWidgetPath *path;
8529 path = GTK_CONTAINER_CLASS (gtk_tree_view_parent_class)->get_path_for_child (container, child);
8530 rtl = (gtk_widget_get_direction (GTK_WIDGET (container)) == GTK_TEXT_DIR_RTL);
8532 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
8534 list = (rtl ? list->prev : list->next))
8536 GtkTreeViewColumn *column = list->data;
8537 GtkRegionFlags flags = 0;
8539 if (!gtk_tree_view_column_get_visible (column))
8544 if (gtk_tree_view_column_get_widget (column) != child &&
8545 gtk_tree_view_column_get_button (column) != child)
8548 if ((n_col % 2) == 0)
8549 flags |= GTK_REGION_EVEN;
8551 flags |= GTK_REGION_ODD;
8554 flags |= GTK_REGION_FIRST;
8556 if ((rtl && !list->prev) ||
8557 (!rtl && !list->next))
8558 flags |= GTK_REGION_LAST;
8560 gtk_widget_path_iter_add_region (path, -1, GTK_STYLE_REGION_COLUMN_HEADER, flags);
8564 gtk_widget_path_append_for_widget (path, child);
8570 gtk_tree_view_real_move_cursor (GtkTreeView *tree_view,
8571 GtkMovementStep step,
8574 GdkModifierType state;
8576 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
8577 g_return_val_if_fail (step == GTK_MOVEMENT_LOGICAL_POSITIONS ||
8578 step == GTK_MOVEMENT_VISUAL_POSITIONS ||
8579 step == GTK_MOVEMENT_DISPLAY_LINES ||
8580 step == GTK_MOVEMENT_PAGES ||
8581 step == GTK_MOVEMENT_BUFFER_ENDS, FALSE);
8583 if (tree_view->priv->tree == NULL)
8585 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
8588 gtk_tree_view_stop_editing (tree_view, FALSE);
8589 tree_view->priv->draw_keyfocus = TRUE;
8590 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
8592 if (gtk_get_current_event_state (&state))
8594 GdkModifierType extend_mod_mask;
8595 GdkModifierType modify_mod_mask;
8598 gtk_widget_get_modifier_mask (GTK_WIDGET (tree_view),
8599 GDK_MODIFIER_INTENT_EXTEND_SELECTION);
8602 gtk_widget_get_modifier_mask (GTK_WIDGET (tree_view),
8603 GDK_MODIFIER_INTENT_MODIFY_SELECTION);
8605 if ((state & modify_mod_mask) == modify_mod_mask)
8606 tree_view->priv->modify_selection_pressed = TRUE;
8607 if ((state & extend_mod_mask) == extend_mod_mask)
8608 tree_view->priv->extend_selection_pressed = TRUE;
8610 /* else we assume not pressed */
8614 /* currently we make no distinction. When we go bi-di, we need to */
8615 case GTK_MOVEMENT_LOGICAL_POSITIONS:
8616 case GTK_MOVEMENT_VISUAL_POSITIONS:
8617 gtk_tree_view_move_cursor_left_right (tree_view, count);
8619 case GTK_MOVEMENT_DISPLAY_LINES:
8620 gtk_tree_view_move_cursor_up_down (tree_view, count);
8622 case GTK_MOVEMENT_PAGES:
8623 gtk_tree_view_move_cursor_page_up_down (tree_view, count);
8625 case GTK_MOVEMENT_BUFFER_ENDS:
8626 gtk_tree_view_move_cursor_start_end (tree_view, count);
8629 g_assert_not_reached ();
8632 tree_view->priv->modify_selection_pressed = FALSE;
8633 tree_view->priv->extend_selection_pressed = FALSE;
8639 gtk_tree_view_put (GtkTreeView *tree_view,
8640 GtkWidget *child_widget,
8641 /* in bin_window coordinates */
8647 GtkTreeViewChild *child;
8649 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8650 g_return_if_fail (GTK_IS_WIDGET (child_widget));
8652 child = g_slice_new (GtkTreeViewChild);
8654 child->widget = child_widget;
8657 child->width = width;
8658 child->height = height;
8660 tree_view->priv->children = g_list_append (tree_view->priv->children, child);
8662 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
8663 gtk_widget_set_parent_window (child->widget, tree_view->priv->bin_window);
8665 gtk_widget_set_parent (child_widget, GTK_WIDGET (tree_view));
8669 _gtk_tree_view_child_move_resize (GtkTreeView *tree_view,
8671 /* in tree coordinates */
8677 GtkTreeViewChild *child = NULL;
8679 GdkRectangle allocation;
8681 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8682 g_return_if_fail (GTK_IS_WIDGET (widget));
8684 for (list = tree_view->priv->children; list; list = list->next)
8686 if (((GtkTreeViewChild *)list->data)->widget == widget)
8695 allocation.x = child->x = x;
8696 allocation.y = child->y = y;
8697 allocation.width = child->width = width;
8698 allocation.height = child->height = height;
8700 if (gtk_widget_get_realized (widget))
8701 gtk_widget_size_allocate (widget, &allocation);
8705 /* TreeModel Callbacks
8709 gtk_tree_view_row_changed (GtkTreeModel *model,
8714 GtkTreeView *tree_view = (GtkTreeView *)data;
8717 gboolean free_path = FALSE;
8719 GtkTreePath *cursor_path;
8721 g_return_if_fail (path != NULL || iter != NULL);
8723 if (tree_view->priv->cursor != NULL)
8724 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
8728 if (tree_view->priv->edited_column &&
8729 (cursor_path == NULL || gtk_tree_path_compare (cursor_path, path) == 0))
8730 gtk_tree_view_stop_editing (tree_view, TRUE);
8732 if (cursor_path != NULL)
8733 gtk_tree_path_free (cursor_path);
8737 path = gtk_tree_model_get_path (model, iter);
8740 else if (iter == NULL)
8741 gtk_tree_model_get_iter (model, iter, path);
8743 if (_gtk_tree_view_find_node (tree_view,
8747 /* We aren't actually showing the node */
8753 if (tree_view->priv->fixed_height_mode
8754 && tree_view->priv->fixed_height >= 0)
8756 _gtk_rbtree_node_set_height (tree, node, tree_view->priv->fixed_height);
8757 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
8758 gtk_tree_view_node_queue_redraw (tree_view, tree, node);
8762 _gtk_rbtree_node_mark_invalid (tree, node);
8763 for (list = tree_view->priv->columns; list; list = list->next)
8765 GtkTreeViewColumn *column;
8767 column = list->data;
8768 if (!gtk_tree_view_column_get_visible (column))
8771 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
8773 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
8779 if (!tree_view->priv->fixed_height_mode &&
8780 gtk_widget_get_realized (GTK_WIDGET (tree_view)))
8781 install_presize_handler (tree_view);
8783 gtk_tree_path_free (path);
8787 gtk_tree_view_row_inserted (GtkTreeModel *model,
8792 GtkTreeView *tree_view = (GtkTreeView *) data;
8795 GtkRBNode *tmpnode = NULL;
8799 gboolean free_path = FALSE;
8800 gboolean node_visible = TRUE;
8802 g_return_if_fail (path != NULL || iter != NULL);
8804 if (tree_view->priv->fixed_height_mode
8805 && tree_view->priv->fixed_height >= 0)
8806 height = tree_view->priv->fixed_height;
8812 path = gtk_tree_model_get_path (model, iter);
8815 else if (iter == NULL)
8816 gtk_tree_model_get_iter (model, iter, path);
8818 if (tree_view->priv->tree == NULL)
8819 tree_view->priv->tree = _gtk_rbtree_new ();
8821 tree = tree_view->priv->tree;
8823 /* Update all row-references */
8824 gtk_tree_row_reference_inserted (G_OBJECT (data), path);
8825 depth = gtk_tree_path_get_depth (path);
8826 indices = gtk_tree_path_get_indices (path);
8828 /* First, find the parent tree */
8829 while (i < depth - 1)
8833 /* We aren't showing the node */
8834 node_visible = FALSE;
8838 tmpnode = _gtk_rbtree_find_count (tree, indices[i] + 1);
8839 if (tmpnode == NULL)
8841 g_warning ("A node was inserted with a parent that's not in the tree.\n" \
8842 "This possibly means that a GtkTreeModel inserted a child node\n" \
8843 "before the parent was inserted.");
8846 else if (!GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_IS_PARENT))
8848 /* FIXME enforce correct behavior on model, probably */
8849 /* In theory, the model should have emitted has_child_toggled here. We
8850 * try to catch it anyway, just to be safe, in case the model hasn't.
8852 GtkTreePath *tmppath = _gtk_tree_view_find_path (tree_view,
8855 gtk_tree_view_row_has_child_toggled (model, tmppath, NULL, data);
8856 gtk_tree_path_free (tmppath);
8860 tree = tmpnode->children;
8866 node_visible = FALSE;
8871 gtk_tree_model_ref_node (tree_view->priv->model, iter);
8872 if (indices[depth - 1] == 0)
8874 tmpnode = _gtk_rbtree_find_count (tree, 1);
8875 tmpnode = _gtk_rbtree_insert_before (tree, tmpnode, height, FALSE);
8879 tmpnode = _gtk_rbtree_find_count (tree, indices[depth - 1]);
8880 tmpnode = _gtk_rbtree_insert_after (tree, tmpnode, height, FALSE);
8887 _gtk_rbtree_node_mark_valid (tree, tmpnode);
8889 if (node_visible && node_is_visible (tree_view, tree, tmpnode))
8890 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
8892 gtk_widget_queue_resize_no_redraw (GTK_WIDGET (tree_view));
8895 install_presize_handler (tree_view);
8897 gtk_tree_path_free (path);
8901 gtk_tree_view_row_has_child_toggled (GtkTreeModel *model,
8906 GtkTreeView *tree_view = (GtkTreeView *)data;
8907 GtkTreeIter real_iter;
8911 gboolean free_path = FALSE;
8913 g_return_if_fail (path != NULL || iter != NULL);
8920 path = gtk_tree_model_get_path (model, iter);
8923 else if (iter == NULL)
8924 gtk_tree_model_get_iter (model, &real_iter, path);
8926 if (_gtk_tree_view_find_node (tree_view,
8930 /* We aren't actually showing the node */
8936 has_child = gtk_tree_model_iter_has_child (model, &real_iter);
8939 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT) == has_child)
8943 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_PARENT);
8945 GTK_RBNODE_UNSET_FLAG (node, GTK_RBNODE_IS_PARENT);
8947 if (has_child && tree_view->priv->is_list)
8949 tree_view->priv->is_list = FALSE;
8950 if (tree_view->priv->show_expanders)
8954 for (list = tree_view->priv->columns; list; list = list->next)
8955 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
8957 _gtk_tree_view_column_cell_set_dirty (GTK_TREE_VIEW_COLUMN (list->data), TRUE);
8961 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
8965 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
8970 gtk_tree_path_free (path);
8974 count_children_helper (GtkRBTree *tree,
8979 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, data);
8980 (*((gint *)data))++;
8984 check_selection_helper (GtkRBTree *tree,
8988 gint *value = (gint *)data;
8990 *value = GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED);
8992 if (node->children && !*value)
8993 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, check_selection_helper, data);
8997 gtk_tree_view_row_deleted (GtkTreeModel *model,
9001 GtkTreeView *tree_view = (GtkTreeView *)data;
9005 gint selection_changed = FALSE;
9006 GtkStyleContext *context;
9008 g_return_if_fail (path != NULL);
9010 gtk_tree_row_reference_deleted (G_OBJECT (data), path);
9012 if (_gtk_tree_view_find_node (tree_view, path, &tree, &node))
9018 /* check if the selection has been changed */
9019 _gtk_rbtree_traverse (tree, node, G_POST_ORDER,
9020 check_selection_helper, &selection_changed);
9022 for (list = tree_view->priv->columns; list; list = list->next)
9023 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)) &&
9024 gtk_tree_view_column_get_sizing (GTK_TREE_VIEW_COLUMN (list->data)) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
9025 _gtk_tree_view_column_cell_set_dirty ((GtkTreeViewColumn *)list->data, TRUE);
9027 /* Ensure we don't have a dangling pointer to a dead node */
9028 ensure_unprelighted (tree_view);
9030 /* Cancel editting if we've started */
9031 gtk_tree_view_stop_editing (tree_view, TRUE);
9033 if (tree_view->priv->destroy_count_func)
9035 gint child_count = 0;
9037 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, &child_count);
9038 tree_view->priv->destroy_count_func (tree_view, path, child_count, tree_view->priv->destroy_count_data);
9041 if (tree->root->count == 1)
9043 if (tree_view->priv->tree == tree)
9044 tree_view->priv->tree = NULL;
9046 _gtk_tree_view_accessible_remove (tree_view, tree, NULL);
9047 _gtk_rbtree_remove (tree);
9051 _gtk_tree_view_accessible_remove (tree_view, tree, node);
9052 _gtk_rbtree_remove_node (tree, node);
9055 if (! gtk_tree_row_reference_valid (tree_view->priv->top_row))
9057 gtk_tree_row_reference_free (tree_view->priv->top_row);
9058 tree_view->priv->top_row = NULL;
9061 /* Cancel any ongoing animation happening within the row */
9062 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
9063 gtk_style_context_cancel_animations (context, node);
9065 install_scroll_sync_handler (tree_view);
9067 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
9069 if (selection_changed)
9070 g_signal_emit_by_name (tree_view->priv->selection, "changed");
9074 gtk_tree_view_rows_reordered (GtkTreeModel *model,
9075 GtkTreePath *parent,
9080 GtkTreeView *tree_view = GTK_TREE_VIEW (data);
9085 len = gtk_tree_model_iter_n_children (model, iter);
9090 gtk_tree_row_reference_reordered (G_OBJECT (data),
9095 if (_gtk_tree_view_find_node (tree_view,
9101 /* We need to special case the parent path */
9103 tree = tree_view->priv->tree;
9105 tree = node->children;
9110 if (tree_view->priv->edited_column)
9111 gtk_tree_view_stop_editing (tree_view, TRUE);
9113 /* we need to be unprelighted */
9114 ensure_unprelighted (tree_view);
9116 _gtk_rbtree_reorder (tree, new_order, len);
9118 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
9120 gtk_tree_view_dy_to_top_row (tree_view);
9124 /* Internal tree functions
9129 gtk_tree_view_get_background_xrange (GtkTreeView *tree_view,
9131 GtkTreeViewColumn *column,
9135 GtkTreeViewColumn *tmp_column = NULL;
9146 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
9149 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
9151 list = (rtl ? list->prev : list->next))
9153 tmp_column = list->data;
9155 if (tmp_column == column)
9158 if (gtk_tree_view_column_get_visible (tmp_column))
9159 total_width += gtk_tree_view_column_get_width (tmp_column);
9162 if (tmp_column != column)
9164 g_warning (G_STRLOC": passed-in column isn't in the tree");
9173 if (gtk_tree_view_column_get_visible (column))
9174 *x2 = total_width + gtk_tree_view_column_get_width (column);
9176 *x2 = total_width; /* width of 0 */
9181 gtk_tree_view_get_arrow_xrange (GtkTreeView *tree_view,
9188 GtkTreeViewColumn *tmp_column = NULL;
9190 gboolean indent_expanders;
9193 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
9196 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
9198 list = (rtl ? list->prev : list->next))
9200 tmp_column = list->data;
9202 if (gtk_tree_view_is_expander_column (tree_view, tmp_column))
9205 x_offset = total_width + gtk_tree_view_column_get_width (tmp_column) - tree_view->priv->expander_size;
9207 x_offset = total_width;
9211 if (gtk_tree_view_column_get_visible (tmp_column))
9212 total_width += gtk_tree_view_column_get_width (tmp_column);
9215 gtk_widget_style_get (GTK_WIDGET (tree_view),
9216 "indent-expanders", &indent_expanders,
9219 if (indent_expanders)
9222 x_offset -= tree_view->priv->expander_size * _gtk_rbtree_get_depth (tree);
9224 x_offset += tree_view->priv->expander_size * _gtk_rbtree_get_depth (tree);
9230 gtk_tree_view_column_get_visible (tmp_column))
9231 /* +1 because x2 isn't included in the range. */
9232 *x2 = *x1 + tree_view->priv->expander_size + 1;
9238 gtk_tree_view_build_tree (GtkTreeView *tree_view,
9244 GtkRBNode *temp = NULL;
9245 GtkTreePath *path = NULL;
9249 gtk_tree_model_ref_node (tree_view->priv->model, iter);
9250 temp = _gtk_rbtree_insert_after (tree, temp, 0, FALSE);
9252 if (tree_view->priv->fixed_height > 0)
9254 if (GTK_RBNODE_FLAG_SET (temp, GTK_RBNODE_INVALID))
9256 _gtk_rbtree_node_set_height (tree, temp, tree_view->priv->fixed_height);
9257 _gtk_rbtree_node_mark_valid (tree, temp);
9261 if (tree_view->priv->is_list)
9269 path = gtk_tree_model_get_path (tree_view->priv->model, iter);
9271 gtk_tree_path_next (path);
9273 if (gtk_tree_model_iter_children (tree_view->priv->model, &child, iter))
9277 g_signal_emit (tree_view, tree_view_signals[TEST_EXPAND_ROW], 0, iter, path, &expand);
9279 if (gtk_tree_model_iter_has_child (tree_view->priv->model, iter)
9282 temp->children = _gtk_rbtree_new ();
9283 temp->children->parent_tree = tree;
9284 temp->children->parent_node = temp;
9285 gtk_tree_view_build_tree (tree_view, temp->children, &child, depth + 1, recurse);
9290 if (gtk_tree_model_iter_has_child (tree_view->priv->model, iter))
9292 if ((temp->flags>K_RBNODE_IS_PARENT) != GTK_RBNODE_IS_PARENT)
9293 temp->flags ^= GTK_RBNODE_IS_PARENT;
9296 while (gtk_tree_model_iter_next (tree_view->priv->model, iter));
9299 gtk_tree_path_free (path);
9302 /* Make sure the node is visible vertically */
9304 gtk_tree_view_clamp_node_visible (GtkTreeView *tree_view,
9308 gint node_dy, height;
9309 GtkTreePath *path = NULL;
9311 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
9314 /* just return if the node is visible, avoiding a costly expose */
9315 node_dy = _gtk_rbtree_node_find_offset (tree, node);
9316 height = gtk_tree_view_get_row_height (tree_view, node);
9317 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID)
9318 && node_dy >= gtk_adjustment_get_value (tree_view->priv->vadjustment)
9319 && node_dy + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment)
9320 + gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
9323 path = _gtk_tree_view_find_path (tree_view, tree, node);
9326 /* We process updates because we want to clear old selected items when we scroll.
9327 * if this is removed, we get a "selection streak" at the bottom. */
9328 gtk_tree_view_bin_process_updates (tree_view);
9330 gtk_tree_view_scroll_to_cell (tree_view, path, NULL, FALSE, 0.0, 0.0);
9331 gtk_tree_path_free (path);
9336 gtk_tree_view_clamp_column_visible (GtkTreeView *tree_view,
9337 GtkTreeViewColumn *column,
9338 gboolean focus_to_cell)
9340 GtkAllocation allocation;
9346 gtk_widget_get_allocation (gtk_tree_view_column_get_button (column), &allocation);
9348 width = allocation.width;
9350 if (width > gtk_adjustment_get_page_size (tree_view->priv->hadjustment))
9352 /* The column is larger than the horizontal page size. If the
9353 * column has cells which can be focussed individually, then we make
9354 * sure the cell which gets focus is fully visible (if even the
9355 * focus cell is bigger than the page size, we make sure the
9356 * left-hand side of the cell is visible).
9358 * If the column does not have an activatable cell, we
9359 * make sure the left-hand side of the column is visible.
9362 if (focus_to_cell && gtk_tree_view_has_can_focus_cell (tree_view))
9364 GtkCellArea *cell_area;
9365 GtkCellRenderer *focus_cell;
9367 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
9368 focus_cell = gtk_cell_area_get_focus_cell (cell_area);
9370 if (gtk_tree_view_column_cell_get_position (column, focus_cell,
9373 if (width < gtk_adjustment_get_page_size (tree_view->priv->hadjustment))
9375 if (gtk_adjustment_get_value (tree_view->priv->hadjustment) + gtk_adjustment_get_page_size (tree_view->priv->hadjustment) < x + width)
9376 gtk_adjustment_set_value (tree_view->priv->hadjustment,
9377 x + width - gtk_adjustment_get_page_size (tree_view->priv->hadjustment));
9378 else if (gtk_adjustment_get_value (tree_view->priv->hadjustment) > x)
9379 gtk_adjustment_set_value (tree_view->priv->hadjustment, x);
9384 gtk_adjustment_set_value (tree_view->priv->hadjustment, x);
9388 if ((gtk_adjustment_get_value (tree_view->priv->hadjustment) + gtk_adjustment_get_page_size (tree_view->priv->hadjustment)) < (x + width))
9389 gtk_adjustment_set_value (tree_view->priv->hadjustment,
9390 x + width - gtk_adjustment_get_page_size (tree_view->priv->hadjustment));
9391 else if (gtk_adjustment_get_value (tree_view->priv->hadjustment) > x)
9392 gtk_adjustment_set_value (tree_view->priv->hadjustment, x);
9396 /* This function could be more efficient. I'll optimize it if profiling seems
9397 * to imply that it is important */
9399 _gtk_tree_view_find_path (GtkTreeView *tree_view,
9404 GtkRBTree *tmp_tree;
9405 GtkRBNode *tmp_node, *last;
9408 path = gtk_tree_path_new ();
9410 g_return_val_if_fail (node != NULL, path);
9411 g_return_val_if_fail (node != tree->nil, path);
9413 count = 1 + node->left->count;
9416 tmp_node = node->parent;
9420 while (tmp_node != tmp_tree->nil)
9422 if (tmp_node->right == last)
9423 count += 1 + tmp_node->left->count;
9425 tmp_node = tmp_node->parent;
9427 gtk_tree_path_prepend_index (path, count - 1);
9428 last = tmp_tree->parent_node;
9429 tmp_tree = tmp_tree->parent_tree;
9432 count = 1 + last->left->count;
9433 tmp_node = last->parent;
9439 /* Returns TRUE if we ran out of tree before finding the path. If the path is
9440 * invalid (ie. points to a node that's not in the tree), *tree and *node are
9444 _gtk_tree_view_find_node (GtkTreeView *tree_view,
9449 GtkRBNode *tmpnode = NULL;
9450 GtkRBTree *tmptree = tree_view->priv->tree;
9451 gint *indices = gtk_tree_path_get_indices (path);
9452 gint depth = gtk_tree_path_get_depth (path);
9458 if (depth == 0 || tmptree == NULL)
9462 tmpnode = _gtk_rbtree_find_count (tmptree, indices[i] + 1);
9464 if (tmpnode == NULL)
9478 tmptree = tmpnode->children;
9479 if (tmptree == NULL)
9486 gtk_tree_view_is_expander_column (GtkTreeView *tree_view,
9487 GtkTreeViewColumn *column)
9491 if (tree_view->priv->is_list)
9494 if (tree_view->priv->expander_column != NULL)
9496 if (tree_view->priv->expander_column == column)
9502 for (list = tree_view->priv->columns;
9505 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
9507 if (list && list->data == column)
9513 static inline gboolean
9514 gtk_tree_view_draw_expanders (GtkTreeView *tree_view)
9516 if (!tree_view->priv->is_list && tree_view->priv->show_expanders)
9523 gtk_tree_view_add_move_binding (GtkBindingSet *binding_set,
9526 gboolean add_shifted_binding,
9527 GtkMovementStep step,
9531 gtk_binding_entry_add_signal (binding_set, keyval, modmask,
9536 if (add_shifted_binding)
9537 gtk_binding_entry_add_signal (binding_set, keyval, GDK_SHIFT_MASK,
9542 if ((modmask & GDK_CONTROL_MASK) == GDK_CONTROL_MASK)
9545 gtk_binding_entry_add_signal (binding_set, keyval, GDK_CONTROL_MASK | GDK_SHIFT_MASK,
9550 gtk_binding_entry_add_signal (binding_set, keyval, GDK_CONTROL_MASK,
9557 gtk_tree_view_unref_tree_helper (GtkTreeModel *model,
9562 gint retval = FALSE;
9565 g_return_val_if_fail (node != NULL, FALSE);
9570 GtkRBTree *new_tree;
9571 GtkRBNode *new_node;
9573 new_tree = node->children;
9574 new_node = new_tree->root;
9576 while (new_node && new_node->left != new_tree->nil)
9577 new_node = new_node->left;
9579 if (!gtk_tree_model_iter_children (model, &child, iter))
9582 retval = retval || gtk_tree_view_unref_tree_helper (model, &child, new_tree, new_node);
9585 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
9587 gtk_tree_model_unref_node (model, iter);
9588 node = _gtk_rbtree_next (tree, node);
9590 while (gtk_tree_model_iter_next (model, iter));
9596 gtk_tree_view_unref_and_check_selection_tree (GtkTreeView *tree_view,
9608 while (node && node->left != tree->nil)
9611 g_return_val_if_fail (node != NULL, FALSE);
9612 path = _gtk_tree_view_find_path (tree_view, tree, node);
9613 gtk_tree_model_get_iter (GTK_TREE_MODEL (tree_view->priv->model),
9615 retval = gtk_tree_view_unref_tree_helper (GTK_TREE_MODEL (tree_view->priv->model), &iter, tree, node);
9616 gtk_tree_path_free (path);
9622 gtk_tree_view_set_column_drag_info (GtkTreeView *tree_view,
9623 GtkTreeViewColumn *column)
9625 GtkTreeViewColumn *left_column;
9626 GtkTreeViewColumn *cur_column = NULL;
9627 GtkTreeViewColumnReorder *reorder;
9632 /* We want to precalculate the motion list such that we know what column slots
9636 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
9638 /* First, identify all possible drop spots */
9640 tmp_list = g_list_last (tree_view->priv->columns);
9642 tmp_list = g_list_first (tree_view->priv->columns);
9646 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
9647 tmp_list = rtl?g_list_previous (tmp_list):g_list_next (tmp_list);
9649 if (gtk_tree_view_column_get_visible (cur_column) == FALSE)
9652 /* If it's not the column moving and func tells us to skip over the column, we continue. */
9653 if (left_column != column && cur_column != column &&
9654 tree_view->priv->column_drop_func &&
9655 ! tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
9657 left_column = cur_column;
9660 reorder = g_slice_new0 (GtkTreeViewColumnReorder);
9661 reorder->left_column = left_column;
9662 left_column = reorder->right_column = cur_column;
9664 tree_view->priv->column_drag_info = g_list_append (tree_view->priv->column_drag_info, reorder);
9667 /* Add the last one */
9668 if (tree_view->priv->column_drop_func == NULL ||
9669 ((left_column != column) &&
9670 tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data)))
9672 reorder = g_slice_new0 (GtkTreeViewColumnReorder);
9673 reorder->left_column = left_column;
9674 reorder->right_column = NULL;
9675 tree_view->priv->column_drag_info = g_list_append (tree_view->priv->column_drag_info, reorder);
9678 /* We quickly check to see if it even makes sense to reorder columns. */
9679 /* If there is nothing that can be moved, then we return */
9681 if (tree_view->priv->column_drag_info == NULL)
9684 /* We know there are always 2 slots possbile, as you can always return column. */
9685 /* If that's all there is, return */
9686 if (tree_view->priv->column_drag_info->next == NULL ||
9687 (tree_view->priv->column_drag_info->next->next == NULL &&
9688 ((GtkTreeViewColumnReorder *)tree_view->priv->column_drag_info->data)->right_column == column &&
9689 ((GtkTreeViewColumnReorder *)tree_view->priv->column_drag_info->next->data)->left_column == column))
9691 for (tmp_list = tree_view->priv->column_drag_info; tmp_list; tmp_list = tmp_list->next)
9692 g_slice_free (GtkTreeViewColumnReorder, tmp_list->data);
9693 g_list_free (tree_view->priv->column_drag_info);
9694 tree_view->priv->column_drag_info = NULL;
9697 /* We fill in the ranges for the columns, now that we've isolated them */
9698 left = - TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER (tree_view);
9700 for (tmp_list = tree_view->priv->column_drag_info; tmp_list; tmp_list = tmp_list->next)
9702 reorder = (GtkTreeViewColumnReorder *) tmp_list->data;
9704 reorder->left_align = left;
9705 if (tmp_list->next != NULL)
9707 GtkAllocation right_allocation, left_allocation;
9708 GtkWidget *left_button, *right_button;
9710 g_assert (tmp_list->next->data);
9712 right_button = gtk_tree_view_column_get_button (reorder->right_column);
9713 left_button = gtk_tree_view_column_get_button
9714 (((GtkTreeViewColumnReorder *)tmp_list->next->data)->left_column);
9716 gtk_widget_get_allocation (right_button, &right_allocation);
9717 gtk_widget_get_allocation (left_button, &left_allocation);
9718 left = reorder->right_align = (right_allocation.x + right_allocation.width + left_allocation.x) / 2;
9722 reorder->right_align = gdk_window_get_width (tree_view->priv->header_window)
9723 + TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER (tree_view);
9729 _gtk_tree_view_column_start_drag (GtkTreeView *tree_view,
9730 GtkTreeViewColumn *column,
9733 GdkEvent *send_event;
9734 GtkAllocation allocation;
9735 GtkAllocation button_allocation;
9736 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
9738 GdkDevice *pointer, *keyboard;
9740 g_return_if_fail (tree_view->priv->column_drag_info == NULL);
9741 g_return_if_fail (tree_view->priv->cur_reorder == NULL);
9743 gtk_tree_view_set_column_drag_info (tree_view, column);
9745 if (tree_view->priv->column_drag_info == NULL)
9748 button = gtk_tree_view_column_get_button (column);
9750 if (tree_view->priv->drag_window == NULL)
9752 GdkWindowAttr attributes;
9753 guint attributes_mask;
9755 gtk_widget_get_allocation (button, &button_allocation);
9757 attributes.window_type = GDK_WINDOW_CHILD;
9758 attributes.wclass = GDK_INPUT_OUTPUT;
9759 attributes.x = button_allocation.x;
9761 attributes.width = button_allocation.width;
9762 attributes.height = button_allocation.height;
9763 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
9764 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
9765 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
9767 tree_view->priv->drag_window = gdk_window_new (tree_view->priv->bin_window,
9770 gdk_window_set_user_data (tree_view->priv->drag_window, GTK_WIDGET (tree_view));
9773 if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
9776 pointer = gdk_device_get_associated_device (device);
9781 keyboard = gdk_device_get_associated_device (device);
9784 gdk_device_ungrab (pointer, GDK_CURRENT_TIME);
9785 gdk_device_ungrab (keyboard, GDK_CURRENT_TIME);
9787 gtk_grab_remove (button);
9789 send_event = gdk_event_new (GDK_LEAVE_NOTIFY);
9790 send_event->crossing.send_event = TRUE;
9791 send_event->crossing.window = g_object_ref (gtk_button_get_event_window (GTK_BUTTON (button)));
9792 send_event->crossing.subwindow = NULL;
9793 send_event->crossing.detail = GDK_NOTIFY_ANCESTOR;
9794 send_event->crossing.time = GDK_CURRENT_TIME;
9795 gdk_event_set_device (send_event, device);
9797 gtk_propagate_event (button, send_event);
9798 gdk_event_free (send_event);
9800 send_event = gdk_event_new (GDK_BUTTON_RELEASE);
9801 send_event->button.window = g_object_ref (gdk_screen_get_root_window (screen));
9802 send_event->button.send_event = TRUE;
9803 send_event->button.time = GDK_CURRENT_TIME;
9804 send_event->button.x = -1;
9805 send_event->button.y = -1;
9806 send_event->button.axes = NULL;
9807 send_event->button.state = 0;
9808 send_event->button.button = 1;
9809 send_event->button.x_root = 0;
9810 send_event->button.y_root = 0;
9811 gdk_event_set_device (send_event, device);
9813 gtk_propagate_event (button, send_event);
9814 gdk_event_free (send_event);
9816 /* Kids, don't try this at home */
9817 g_object_ref (button);
9818 gtk_container_remove (GTK_CONTAINER (tree_view), button);
9819 gtk_widget_set_parent_window (button, tree_view->priv->drag_window);
9820 gtk_widget_set_parent (button, GTK_WIDGET (tree_view));
9821 g_object_unref (button);
9823 gtk_widget_get_allocation (button, &button_allocation);
9824 tree_view->priv->drag_column_x = button_allocation.x;
9825 allocation = button_allocation;
9827 gtk_widget_size_allocate (button, &allocation);
9828 gtk_widget_set_parent_window (button, tree_view->priv->drag_window);
9830 tree_view->priv->drag_column = column;
9831 gdk_window_show (tree_view->priv->drag_window);
9833 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
9834 while (gtk_events_pending ())
9835 gtk_main_iteration ();
9837 tree_view->priv->in_column_drag = TRUE;
9839 gdk_device_grab (pointer,
9840 tree_view->priv->drag_window,
9843 GDK_POINTER_MOTION_MASK|GDK_BUTTON_RELEASE_MASK,
9846 gdk_device_grab (keyboard,
9847 tree_view->priv->drag_window,
9850 GDK_KEY_PRESS_MASK|GDK_KEY_RELEASE_MASK,
9856 gtk_tree_view_queue_draw_arrow (GtkTreeView *tree_view,
9860 GtkAllocation allocation;
9863 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
9866 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
9868 rect.width = MAX (tree_view->priv->expander_size, MAX (tree_view->priv->width, allocation.width));
9870 rect.y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
9871 rect.height = gtk_tree_view_get_row_height (tree_view, node);
9873 gdk_window_invalidate_rect (tree_view->priv->bin_window, &rect, TRUE);
9877 _gtk_tree_view_queue_draw_node (GtkTreeView *tree_view,
9880 const GdkRectangle *clip_rect)
9882 GtkAllocation allocation;
9885 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
9888 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
9890 rect.width = MAX (tree_view->priv->width, allocation.width);
9892 rect.y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
9893 rect.height = gtk_tree_view_get_row_height (tree_view, node);
9897 GdkRectangle new_rect;
9899 gdk_rectangle_intersect (clip_rect, &rect, &new_rect);
9901 gdk_window_invalidate_rect (tree_view->priv->bin_window, &new_rect, TRUE);
9905 gdk_window_invalidate_rect (tree_view->priv->bin_window, &rect, TRUE);
9910 gtk_tree_view_get_effective_header_height (GtkTreeView *tree_view)
9912 if (tree_view->priv->headers_visible)
9913 return tree_view->priv->header_height;
9919 _gtk_tree_view_get_header_height (GtkTreeView *tree_view)
9921 return tree_view->priv->header_height;
9925 _gtk_tree_view_get_row_separator_func (GtkTreeView *tree_view,
9926 GtkTreeViewRowSeparatorFunc *func,
9929 *func = tree_view->priv->row_separator_func;
9930 *data = tree_view->priv->row_separator_data;
9934 _gtk_tree_view_get_anchor_path (GtkTreeView *tree_view)
9936 if (tree_view->priv->anchor)
9937 return gtk_tree_row_reference_get_path (tree_view->priv->anchor);
9943 _gtk_tree_view_set_anchor_path (GtkTreeView *tree_view,
9944 GtkTreePath *anchor_path)
9946 if (tree_view->priv->anchor)
9948 gtk_tree_row_reference_free (tree_view->priv->anchor);
9949 tree_view->priv->anchor = NULL;
9952 if (anchor_path && tree_view->priv->model)
9953 tree_view->priv->anchor =
9954 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
9955 tree_view->priv->model, anchor_path);
9959 _gtk_tree_view_get_rbtree (GtkTreeView *tree_view)
9961 return tree_view->priv->tree;
9965 _gtk_tree_view_get_header_window (GtkTreeView *tree_view)
9967 return tree_view->priv->header_window;
9971 _gtk_tree_view_set_focus_column (GtkTreeView *tree_view,
9972 GtkTreeViewColumn *column)
9974 tree_view->priv->focus_column = column;
9979 gtk_tree_view_queue_draw_path (GtkTreeView *tree_view,
9981 const GdkRectangle *clip_rect)
9983 GtkRBTree *tree = NULL;
9984 GtkRBNode *node = NULL;
9986 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
9989 _gtk_tree_view_queue_draw_node (tree_view, tree, node, clip_rect);
9992 /* x and y are the mouse position
9995 gtk_tree_view_draw_arrow (GtkTreeView *tree_view,
10001 GtkStateFlags state = 0;
10002 GtkStyleContext *context;
10006 gint vertical_separator;
10007 gint expander_size;
10008 GtkCellRendererState flags;
10010 widget = GTK_WIDGET (tree_view);
10011 context = gtk_widget_get_style_context (widget);
10013 gtk_widget_style_get (widget,
10014 "vertical-separator", &vertical_separator,
10016 expander_size = tree_view->priv->expander_size - EXPANDER_EXTRA_PADDING;
10018 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT))
10021 gtk_tree_view_get_arrow_xrange (tree_view, tree, &x_offset, &x2);
10024 area.y = gtk_tree_view_get_cell_area_y_offset (tree_view, tree, node,
10025 vertical_separator);
10026 area.width = expander_size;
10027 area.height = gtk_tree_view_get_cell_area_height (tree_view, node,
10028 vertical_separator);
10030 if (!gtk_widget_get_sensitive (widget))
10031 state |= GTK_STATE_FLAG_INSENSITIVE;
10036 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
10037 flags |= GTK_CELL_RENDERER_SELECTED;
10039 state = gtk_cell_renderer_get_state (NULL, widget, flags);
10041 if (node == tree_view->priv->prelight_node &&
10042 tree_view->priv->arrow_prelit)
10043 state |= GTK_STATE_FLAG_PRELIGHT;
10046 if (node->children != NULL)
10047 state |= GTK_STATE_FLAG_ACTIVE;
10049 gtk_style_context_save (context);
10051 gtk_style_context_set_state (context, state);
10052 gtk_style_context_add_class (context, GTK_STYLE_CLASS_EXPANDER);
10054 gtk_style_context_push_animatable_region (context, node);
10056 gtk_render_expander (context, cr,
10058 area.width, area.height);
10060 gtk_style_context_pop_animatable_region (context);
10061 gtk_style_context_restore (context);
10065 gtk_tree_view_focus_to_cursor (GtkTreeView *tree_view)
10068 GtkTreePath *cursor_path;
10070 if ((tree_view->priv->tree == NULL) ||
10071 (! gtk_widget_get_realized (GTK_WIDGET (tree_view))))
10074 cursor_path = NULL;
10075 if (tree_view->priv->cursor)
10076 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10078 if (cursor_path == NULL)
10080 /* Consult the selection before defaulting to the
10081 * first focusable element
10083 GList *selected_rows;
10084 GtkTreeModel *model;
10085 GtkTreeSelection *selection;
10087 selection = gtk_tree_view_get_selection (tree_view);
10088 selected_rows = gtk_tree_selection_get_selected_rows (selection, &model);
10092 cursor_path = gtk_tree_path_copy((const GtkTreePath *)(selected_rows->data));
10093 g_list_foreach (selected_rows, (GFunc)gtk_tree_path_free, NULL);
10094 g_list_free (selected_rows);
10098 cursor_path = gtk_tree_path_new_first ();
10099 search_first_focusable_path (tree_view, &cursor_path,
10103 gtk_tree_row_reference_free (tree_view->priv->cursor);
10104 tree_view->priv->cursor = NULL;
10108 if (gtk_tree_selection_get_mode (tree_view->priv->selection) == GTK_SELECTION_MULTIPLE)
10109 gtk_tree_view_real_set_cursor (tree_view, cursor_path, FALSE, FALSE);
10111 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, FALSE);
10117 tree_view->priv->draw_keyfocus = TRUE;
10119 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10120 gtk_tree_path_free (cursor_path);
10122 if (tree_view->priv->focus_column == NULL)
10125 for (list = tree_view->priv->columns; list; list = list->next)
10127 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
10129 GtkCellArea *cell_area;
10131 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (list->data);
10133 /* This happens when the treeview initially grabs focus and there
10134 * is no column in focus, here we explicitly focus into the first cell */
10135 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->focus_column));
10136 if (!gtk_cell_area_get_focus_cell (cell_area))
10140 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
10141 gtk_cell_area_focus (cell_area,
10142 rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT);
10153 gtk_tree_view_move_cursor_up_down (GtkTreeView *tree_view,
10156 gint selection_count;
10157 GtkRBTree *cursor_tree = NULL;
10158 GtkRBNode *cursor_node = NULL;
10159 GtkRBTree *new_cursor_tree = NULL;
10160 GtkRBNode *new_cursor_node = NULL;
10161 GtkTreePath *cursor_path = NULL;
10162 gboolean grab_focus = TRUE;
10163 gboolean selectable;
10164 GtkDirectionType direction;
10165 GtkCellArea *cell_area = NULL;
10166 GtkCellRenderer *last_focus_cell = NULL;
10169 if (! gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10172 cursor_path = NULL;
10173 if (!gtk_tree_row_reference_valid (tree_view->priv->cursor))
10174 /* FIXME: we lost the cursor; should we get the first? */
10177 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10178 _gtk_tree_view_find_node (tree_view, cursor_path,
10179 &cursor_tree, &cursor_node);
10181 if (cursor_tree == NULL)
10182 /* FIXME: we lost the cursor; should we get the first? */
10185 direction = count < 0 ? GTK_DIR_UP : GTK_DIR_DOWN;
10187 if (tree_view->priv->focus_column)
10188 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->focus_column));
10190 /* If focus stays in the area for this row, then just return for this round */
10191 if (cell_area && (count == -1 || count == 1) &&
10192 gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path))
10194 gtk_tree_view_column_cell_set_cell_data (tree_view->priv->focus_column,
10195 tree_view->priv->model,
10197 GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_PARENT),
10198 cursor_node->children?TRUE:FALSE);
10200 /* Save the last cell that had focus, if we hit the end of the view we'll give
10201 * focus back to it. */
10202 last_focus_cell = gtk_cell_area_get_focus_cell (cell_area);
10204 /* If focus stays in the area, no need to change the cursor row */
10205 if (gtk_cell_area_focus (cell_area, direction))
10209 selection_count = gtk_tree_selection_count_selected_rows (tree_view->priv->selection);
10210 selectable = _gtk_tree_selection_row_is_selectable (tree_view->priv->selection,
10214 if (selection_count == 0
10215 && gtk_tree_selection_get_mode (tree_view->priv->selection) != GTK_SELECTION_NONE
10216 && !tree_view->priv->modify_selection_pressed
10219 /* Don't move the cursor, but just select the current node */
10220 new_cursor_tree = cursor_tree;
10221 new_cursor_node = cursor_node;
10226 _gtk_rbtree_prev_full (cursor_tree, cursor_node,
10227 &new_cursor_tree, &new_cursor_node);
10229 _gtk_rbtree_next_full (cursor_tree, cursor_node,
10230 &new_cursor_tree, &new_cursor_node);
10233 gtk_tree_path_free (cursor_path);
10235 if (new_cursor_node)
10237 cursor_path = _gtk_tree_view_find_path (tree_view,
10238 new_cursor_tree, new_cursor_node);
10240 search_first_focusable_path (tree_view, &cursor_path,
10246 gtk_tree_path_free (cursor_path);
10250 * If the list has only one item and multi-selection is set then select
10251 * the row (if not yet selected).
10253 if (gtk_tree_selection_get_mode (tree_view->priv->selection) == GTK_SELECTION_MULTIPLE &&
10254 new_cursor_node == NULL)
10257 _gtk_rbtree_next_full (cursor_tree, cursor_node,
10258 &new_cursor_tree, &new_cursor_node);
10260 _gtk_rbtree_prev_full (cursor_tree, cursor_node,
10261 &new_cursor_tree, &new_cursor_node);
10263 if (new_cursor_node == NULL
10264 && !GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_SELECTED))
10266 new_cursor_node = cursor_node;
10267 new_cursor_tree = cursor_tree;
10271 new_cursor_node = NULL;
10275 if (new_cursor_node)
10277 cursor_path = _gtk_tree_view_find_path (tree_view, new_cursor_tree, new_cursor_node);
10278 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, TRUE);
10279 gtk_tree_path_free (cursor_path);
10281 /* Give focus to the area in the new row */
10283 gtk_cell_area_focus (cell_area, direction);
10287 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10289 if (!tree_view->priv->extend_selection_pressed)
10291 if (! gtk_widget_keynav_failed (GTK_WIDGET (tree_view),
10293 GTK_DIR_UP : GTK_DIR_DOWN))
10295 GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (tree_view));
10298 gtk_widget_child_focus (toplevel,
10300 GTK_DIR_TAB_BACKWARD :
10301 GTK_DIR_TAB_FORWARD);
10303 grab_focus = FALSE;
10308 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10312 gtk_cell_area_set_focus_cell (cell_area, last_focus_cell);
10316 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10320 gtk_tree_view_move_cursor_page_up_down (GtkTreeView *tree_view,
10323 GtkRBTree *cursor_tree = NULL;
10324 GtkRBNode *cursor_node = NULL;
10325 GtkTreePath *old_cursor_path = NULL;
10326 GtkTreePath *cursor_path = NULL;
10327 GtkRBTree *start_cursor_tree = NULL;
10328 GtkRBNode *start_cursor_node = NULL;
10331 gint vertical_separator;
10333 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10336 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
10337 old_cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10339 /* This is sorta weird. Focus in should give us a cursor */
10342 gtk_widget_style_get (GTK_WIDGET (tree_view), "vertical-separator", &vertical_separator, NULL);
10343 _gtk_tree_view_find_node (tree_view, old_cursor_path,
10344 &cursor_tree, &cursor_node);
10346 if (cursor_tree == NULL)
10348 /* FIXME: we lost the cursor. Should we try to get one? */
10349 gtk_tree_path_free (old_cursor_path);
10352 g_return_if_fail (cursor_node != NULL);
10354 y = _gtk_rbtree_node_find_offset (cursor_tree, cursor_node);
10355 window_y = RBTREE_Y_TO_TREE_WINDOW_Y (tree_view, y);
10356 y += tree_view->priv->cursor_offset;
10357 y += count * (int)gtk_adjustment_get_page_increment (tree_view->priv->vadjustment);
10358 y = CLAMP (y, (gint)gtk_adjustment_get_lower (tree_view->priv->vadjustment), (gint)gtk_adjustment_get_upper (tree_view->priv->vadjustment) - vertical_separator);
10360 if (y >= tree_view->priv->height)
10361 y = tree_view->priv->height - 1;
10363 tree_view->priv->cursor_offset =
10364 _gtk_rbtree_find_offset (tree_view->priv->tree, y,
10365 &cursor_tree, &cursor_node);
10367 if (cursor_tree == NULL)
10369 /* FIXME: we lost the cursor. Should we try to get one? */
10370 gtk_tree_path_free (old_cursor_path);
10374 if (tree_view->priv->cursor_offset
10375 > gtk_tree_view_get_row_height (tree_view, cursor_node))
10377 _gtk_rbtree_next_full (cursor_tree, cursor_node,
10378 &cursor_tree, &cursor_node);
10379 tree_view->priv->cursor_offset -= gtk_tree_view_get_row_height (tree_view, cursor_node);
10382 y -= tree_view->priv->cursor_offset;
10383 cursor_path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
10385 start_cursor_tree = cursor_tree;
10386 start_cursor_node = cursor_node;
10388 if (! search_first_focusable_path (tree_view, &cursor_path,
10390 &cursor_tree, &cursor_node))
10392 /* It looks like we reached the end of the view without finding
10393 * a focusable row. We will step backwards to find the last
10396 cursor_tree = start_cursor_tree;
10397 cursor_node = start_cursor_node;
10398 cursor_path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
10400 search_first_focusable_path (tree_view, &cursor_path,
10402 &cursor_tree, &cursor_node);
10409 y = _gtk_rbtree_node_find_offset (cursor_tree, cursor_node);
10411 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, FALSE);
10414 gtk_tree_view_scroll_to_point (tree_view, -1, y);
10415 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10416 _gtk_tree_view_queue_draw_node (tree_view, cursor_tree, cursor_node, NULL);
10418 if (!gtk_tree_path_compare (old_cursor_path, cursor_path))
10419 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10421 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10424 gtk_tree_path_free (old_cursor_path);
10425 gtk_tree_path_free (cursor_path);
10429 gtk_tree_view_move_cursor_left_right (GtkTreeView *tree_view,
10432 GtkRBTree *cursor_tree = NULL;
10433 GtkRBNode *cursor_node = NULL;
10434 GtkTreePath *cursor_path = NULL;
10435 GtkTreeViewColumn *column;
10438 gboolean found_column = FALSE;
10440 GtkDirectionType direction;
10441 GtkCellArea *cell_area;
10442 GtkCellRenderer *last_focus_cell = NULL;
10443 GtkCellArea *last_focus_area = NULL;
10445 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
10447 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10450 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
10451 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10455 _gtk_tree_view_find_node (tree_view, cursor_path, &cursor_tree, &cursor_node);
10456 if (cursor_tree == NULL)
10458 if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path) == FALSE)
10460 gtk_tree_path_free (cursor_path);
10463 gtk_tree_path_free (cursor_path);
10465 list = rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns);
10466 if (tree_view->priv->focus_column)
10468 /* Save the cell/area we are moving focus from, if moving the cursor
10469 * by one step hits the end we'll set focus back here */
10470 last_focus_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->focus_column));
10471 last_focus_cell = gtk_cell_area_get_focus_cell (last_focus_area);
10473 for (; list; list = (rtl ? list->prev : list->next))
10475 if (list->data == tree_view->priv->focus_column)
10480 direction = count > 0 ? GTK_DIR_RIGHT : GTK_DIR_LEFT;
10484 column = list->data;
10485 if (gtk_tree_view_column_get_visible (column) == FALSE)
10488 gtk_tree_view_column_cell_set_cell_data (column,
10489 tree_view->priv->model,
10491 GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_PARENT),
10492 cursor_node->children?TRUE:FALSE);
10494 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
10495 if (gtk_cell_area_focus (cell_area, direction))
10497 tree_view->priv->focus_column = column;
10498 found_column = TRUE;
10504 list = rtl ? list->prev : list->next;
10506 list = rtl ? list->next : list->prev;
10511 if (!gtk_tree_view_has_can_focus_cell (tree_view))
10512 _gtk_tree_view_queue_draw_node (tree_view,
10516 g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0);
10517 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10521 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10523 if (last_focus_area)
10524 gtk_cell_area_set_focus_cell (last_focus_area, last_focus_cell);
10527 gtk_tree_view_clamp_column_visible (tree_view,
10528 tree_view->priv->focus_column, TRUE);
10532 gtk_tree_view_move_cursor_start_end (GtkTreeView *tree_view,
10535 GtkRBTree *cursor_tree;
10536 GtkRBNode *cursor_node;
10538 GtkTreePath *old_path;
10540 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10543 g_return_if_fail (tree_view->priv->tree != NULL);
10545 gtk_tree_view_get_cursor (tree_view, &old_path, NULL);
10547 cursor_tree = tree_view->priv->tree;
10548 cursor_node = cursor_tree->root;
10552 while (cursor_node && cursor_node->left != cursor_tree->nil)
10553 cursor_node = cursor_node->left;
10555 /* Now go forward to find the first focusable row. */
10556 path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
10557 search_first_focusable_path (tree_view, &path,
10558 TRUE, &cursor_tree, &cursor_node);
10564 while (cursor_node && cursor_node->right != cursor_tree->nil)
10565 cursor_node = cursor_node->right;
10566 if (cursor_node->children == NULL)
10569 cursor_tree = cursor_node->children;
10570 cursor_node = cursor_tree->root;
10574 /* Now go backwards to find last focusable row. */
10575 path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
10576 search_first_focusable_path (tree_view, &path,
10577 FALSE, &cursor_tree, &cursor_node);
10583 if (gtk_tree_path_compare (old_path, path))
10585 gtk_tree_view_real_set_cursor (tree_view, path, TRUE, TRUE);
10586 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10590 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10594 gtk_tree_path_free (old_path);
10595 gtk_tree_path_free (path);
10599 gtk_tree_view_real_select_all (GtkTreeView *tree_view)
10601 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10604 if (gtk_tree_selection_get_mode (tree_view->priv->selection) != GTK_SELECTION_MULTIPLE)
10607 gtk_tree_selection_select_all (tree_view->priv->selection);
10613 gtk_tree_view_real_unselect_all (GtkTreeView *tree_view)
10615 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10618 if (gtk_tree_selection_get_mode (tree_view->priv->selection) != GTK_SELECTION_MULTIPLE)
10621 gtk_tree_selection_unselect_all (tree_view->priv->selection);
10627 gtk_tree_view_real_select_cursor_row (GtkTreeView *tree_view,
10628 gboolean start_editing)
10630 GtkRBTree *new_tree = NULL;
10631 GtkRBNode *new_node = NULL;
10632 GtkRBTree *cursor_tree = NULL;
10633 GtkRBNode *cursor_node = NULL;
10634 GtkTreePath *cursor_path = NULL;
10635 GtkTreeSelectMode mode = 0;
10637 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10640 if (tree_view->priv->cursor)
10641 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10643 if (cursor_path == NULL)
10646 _gtk_tree_view_find_node (tree_view, cursor_path,
10647 &cursor_tree, &cursor_node);
10649 if (cursor_tree == NULL)
10651 gtk_tree_path_free (cursor_path);
10655 if (!tree_view->priv->extend_selection_pressed && start_editing &&
10656 tree_view->priv->focus_column)
10658 if (gtk_tree_view_start_editing (tree_view, cursor_path, FALSE))
10660 gtk_tree_path_free (cursor_path);
10665 if (tree_view->priv->modify_selection_pressed)
10666 mode |= GTK_TREE_SELECT_MODE_TOGGLE;
10667 if (tree_view->priv->extend_selection_pressed)
10668 mode |= GTK_TREE_SELECT_MODE_EXTEND;
10670 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
10677 /* We bail out if the original (tree, node) don't exist anymore after
10678 * handling the selection-changed callback. We do return TRUE because
10679 * the key press has been handled at this point.
10681 _gtk_tree_view_find_node (tree_view, cursor_path, &new_tree, &new_node);
10683 if (cursor_tree != new_tree || cursor_node != new_node)
10686 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10688 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10689 _gtk_tree_view_queue_draw_node (tree_view, cursor_tree, cursor_node, NULL);
10691 if (!tree_view->priv->extend_selection_pressed)
10692 gtk_tree_view_row_activated (tree_view, cursor_path,
10693 tree_view->priv->focus_column);
10695 gtk_tree_path_free (cursor_path);
10701 gtk_tree_view_real_toggle_cursor_row (GtkTreeView *tree_view)
10703 GtkRBTree *new_tree = NULL;
10704 GtkRBNode *new_node = NULL;
10705 GtkRBTree *cursor_tree = NULL;
10706 GtkRBNode *cursor_node = NULL;
10707 GtkTreePath *cursor_path = NULL;
10709 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10712 cursor_path = NULL;
10713 if (tree_view->priv->cursor)
10714 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10716 if (cursor_path == NULL)
10719 _gtk_tree_view_find_node (tree_view, cursor_path,
10720 &cursor_tree, &cursor_node);
10721 if (cursor_tree == NULL)
10723 gtk_tree_path_free (cursor_path);
10727 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
10731 GTK_TREE_SELECT_MODE_TOGGLE,
10734 /* We bail out if the original (tree, node) don't exist anymore after
10735 * handling the selection-changed callback. We do return TRUE because
10736 * the key press has been handled at this point.
10738 _gtk_tree_view_find_node (tree_view, cursor_path, &new_tree, &new_node);
10740 if (cursor_tree != new_tree || cursor_node != new_node)
10743 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10745 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10746 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10747 gtk_tree_path_free (cursor_path);
10753 gtk_tree_view_real_expand_collapse_cursor_row (GtkTreeView *tree_view,
10758 GtkTreePath *cursor_path = NULL;
10762 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10765 cursor_path = NULL;
10766 if (tree_view->priv->cursor)
10767 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10769 if (cursor_path == NULL)
10772 if (_gtk_tree_view_find_node (tree_view, cursor_path, &tree, &node))
10775 /* Don't handle the event if we aren't an expander */
10776 if (!((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT))
10780 && gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL)
10784 gtk_tree_view_real_expand_row (tree_view, cursor_path, tree, node, open_all, TRUE);
10786 gtk_tree_view_real_collapse_row (tree_view, cursor_path, tree, node, TRUE);
10788 gtk_tree_path_free (cursor_path);
10794 gtk_tree_view_real_select_cursor_parent (GtkTreeView *tree_view)
10796 GtkRBTree *cursor_tree = NULL;
10797 GtkRBNode *cursor_node = NULL;
10798 GtkTreePath *cursor_path = NULL;
10799 GdkModifierType state;
10801 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10804 cursor_path = NULL;
10805 if (tree_view->priv->cursor)
10806 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10808 if (cursor_path == NULL)
10811 _gtk_tree_view_find_node (tree_view, cursor_path,
10812 &cursor_tree, &cursor_node);
10813 if (cursor_tree == NULL)
10815 gtk_tree_path_free (cursor_path);
10819 if (cursor_tree->parent_node)
10821 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10822 cursor_node = cursor_tree->parent_node;
10823 cursor_tree = cursor_tree->parent_tree;
10825 gtk_tree_path_up (cursor_path);
10827 if (gtk_get_current_event_state (&state))
10829 GdkModifierType modify_mod_mask;
10832 gtk_widget_get_modifier_mask (GTK_WIDGET (tree_view),
10833 GDK_MODIFIER_INTENT_MODIFY_SELECTION);
10835 if ((state & modify_mod_mask) == modify_mod_mask)
10836 tree_view->priv->modify_selection_pressed = TRUE;
10839 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, FALSE);
10840 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10842 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10843 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10844 gtk_tree_path_free (cursor_path);
10846 tree_view->priv->modify_selection_pressed = FALSE;
10853 tree_view->priv->search_entry_avoid_unhandled_binding = TRUE;
10858 gtk_tree_view_search_entry_flush_timeout (GtkTreeView *tree_view)
10860 gtk_tree_view_search_dialog_hide (tree_view->priv->search_window, tree_view, NULL);
10861 tree_view->priv->typeselect_flush_timeout = 0;
10866 /* Cut and paste from gtkwindow.c */
10868 send_focus_change (GtkWidget *widget,
10872 GdkDeviceManager *device_manager;
10873 GList *devices, *d;
10875 device_manager = gdk_display_get_device_manager (gtk_widget_get_display (widget));
10876 devices = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_MASTER);
10877 devices = g_list_concat (devices, gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_SLAVE));
10878 devices = g_list_concat (devices, gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_FLOATING));
10880 for (d = devices; d; d = d->next)
10882 GdkDevice *dev = d->data;
10886 if (gdk_device_get_source (dev) != GDK_SOURCE_KEYBOARD)
10889 window = gtk_widget_get_window (widget);
10891 /* Skip non-master keyboards that haven't
10892 * selected for events from this window
10894 if (gdk_device_get_device_type (dev) != GDK_DEVICE_TYPE_MASTER &&
10895 !gdk_window_get_device_events (window, dev))
10898 fevent = gdk_event_new (GDK_FOCUS_CHANGE);
10900 fevent->focus_change.type = GDK_FOCUS_CHANGE;
10901 fevent->focus_change.window = g_object_ref (window);
10902 fevent->focus_change.in = in;
10903 gdk_event_set_device (fevent, device);
10905 gtk_widget_send_focus_change (widget, fevent);
10907 gdk_event_free (fevent);
10910 g_list_free (devices);
10914 gtk_tree_view_ensure_interactive_directory (GtkTreeView *tree_view)
10916 GtkWidget *frame, *vbox, *toplevel;
10919 if (tree_view->priv->search_custom_entry_set)
10922 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (tree_view));
10923 screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
10925 if (tree_view->priv->search_window != NULL)
10927 if (gtk_window_has_group (GTK_WINDOW (toplevel)))
10928 gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
10929 GTK_WINDOW (tree_view->priv->search_window));
10930 else if (gtk_window_has_group (GTK_WINDOW (tree_view->priv->search_window)))
10931 gtk_window_group_remove_window (gtk_window_get_group (GTK_WINDOW (tree_view->priv->search_window)),
10932 GTK_WINDOW (tree_view->priv->search_window));
10934 gtk_window_set_screen (GTK_WINDOW (tree_view->priv->search_window), screen);
10939 tree_view->priv->search_window = gtk_window_new (GTK_WINDOW_POPUP);
10940 gtk_window_set_screen (GTK_WINDOW (tree_view->priv->search_window), screen);
10942 if (gtk_window_has_group (GTK_WINDOW (toplevel)))
10943 gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
10944 GTK_WINDOW (tree_view->priv->search_window));
10946 gtk_window_set_type_hint (GTK_WINDOW (tree_view->priv->search_window),
10947 GDK_WINDOW_TYPE_HINT_UTILITY);
10948 gtk_window_set_modal (GTK_WINDOW (tree_view->priv->search_window), TRUE);
10949 g_signal_connect (tree_view->priv->search_window, "delete-event",
10950 G_CALLBACK (gtk_tree_view_search_delete_event),
10952 g_signal_connect (tree_view->priv->search_window, "key-press-event",
10953 G_CALLBACK (gtk_tree_view_search_key_press_event),
10955 g_signal_connect (tree_view->priv->search_window, "button-press-event",
10956 G_CALLBACK (gtk_tree_view_search_button_press_event),
10958 g_signal_connect (tree_view->priv->search_window, "scroll-event",
10959 G_CALLBACK (gtk_tree_view_search_scroll_event),
10962 frame = gtk_frame_new (NULL);
10963 gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
10964 gtk_widget_show (frame);
10965 gtk_container_add (GTK_CONTAINER (tree_view->priv->search_window), frame);
10967 vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
10968 gtk_widget_show (vbox);
10969 gtk_container_add (GTK_CONTAINER (frame), vbox);
10970 gtk_container_set_border_width (GTK_CONTAINER (vbox), 3);
10973 tree_view->priv->search_entry = gtk_entry_new ();
10974 gtk_widget_show (tree_view->priv->search_entry);
10975 g_signal_connect (tree_view->priv->search_entry, "populate-popup",
10976 G_CALLBACK (gtk_tree_view_search_disable_popdown),
10978 g_signal_connect (tree_view->priv->search_entry,
10979 "activate", G_CALLBACK (gtk_tree_view_search_activate),
10982 g_signal_connect (_gtk_entry_get_im_context (GTK_ENTRY (tree_view->priv->search_entry)),
10984 G_CALLBACK (gtk_tree_view_search_preedit_changed),
10987 gtk_container_add (GTK_CONTAINER (vbox),
10988 tree_view->priv->search_entry);
10990 gtk_widget_realize (tree_view->priv->search_entry);
10993 /* Pops up the interactive search entry. If keybinding is TRUE then the user
10994 * started this by typing the start_interactive_search keybinding. Otherwise, it came from
10997 gtk_tree_view_real_start_interactive_search (GtkTreeView *tree_view,
10999 gboolean keybinding)
11001 /* We only start interactive search if we have focus or the columns
11002 * have focus. If one of our children have focus, we don't want to
11003 * start the search.
11006 gboolean found_focus = FALSE;
11007 GtkWidgetClass *entry_parent_class;
11009 if (!tree_view->priv->enable_search && !keybinding)
11012 if (tree_view->priv->search_custom_entry_set)
11015 if (tree_view->priv->search_window != NULL &&
11016 gtk_widget_get_visible (tree_view->priv->search_window))
11019 for (list = tree_view->priv->columns; list; list = list->next)
11021 GtkTreeViewColumn *column;
11024 column = list->data;
11025 if (!gtk_tree_view_column_get_visible (column))
11028 button = gtk_tree_view_column_get_button (column);
11029 if (gtk_widget_has_focus (button))
11031 found_focus = TRUE;
11036 if (gtk_widget_has_focus (GTK_WIDGET (tree_view)))
11037 found_focus = TRUE;
11042 if (tree_view->priv->search_column < 0)
11045 gtk_tree_view_ensure_interactive_directory (tree_view);
11048 gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), "");
11050 /* done, show it */
11051 tree_view->priv->search_position_func (tree_view, tree_view->priv->search_window, tree_view->priv->search_position_user_data);
11052 gtk_widget_show (tree_view->priv->search_window);
11053 if (tree_view->priv->search_entry_changed_id == 0)
11055 tree_view->priv->search_entry_changed_id =
11056 g_signal_connect (tree_view->priv->search_entry, "changed",
11057 G_CALLBACK (gtk_tree_view_search_init),
11061 tree_view->priv->typeselect_flush_timeout =
11062 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
11063 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
11066 /* Grab focus will select all the text. We don't want that to happen, so we
11067 * call the parent instance and bypass the selection change. This is probably
11068 * really non-kosher. */
11069 entry_parent_class = g_type_class_peek_parent (GTK_ENTRY_GET_CLASS (tree_view->priv->search_entry));
11070 (entry_parent_class->grab_focus) (tree_view->priv->search_entry);
11072 /* send focus-in event */
11073 send_focus_change (tree_view->priv->search_entry, device, TRUE);
11075 /* search first matching iter */
11076 gtk_tree_view_search_init (tree_view->priv->search_entry, tree_view);
11082 gtk_tree_view_start_interactive_search (GtkTreeView *tree_view)
11084 return gtk_tree_view_real_start_interactive_search (tree_view,
11085 gtk_get_current_event_device (),
11089 /* this function returns the new width of the column being resized given
11090 * the column and x position of the cursor; the x cursor position is passed
11091 * in as a pointer and automagicly corrected if it's beyond min/max limits
11094 gtk_tree_view_new_column_width (GtkTreeView *tree_view,
11098 GtkAllocation allocation;
11099 GtkTreeViewColumn *column;
11100 GtkRequisition button_req;
11101 gint max_width, min_width;
11105 /* first translate the x position from widget->window
11106 * to clist->clist_window
11108 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
11109 column = g_list_nth (tree_view->priv->columns, i)->data;
11110 gtk_widget_get_allocation (gtk_tree_view_column_get_button (column), &allocation);
11111 width = rtl ? (allocation.x + allocation.width - *x) : (*x - allocation.x);
11113 /* Clamp down the value */
11114 min_width = gtk_tree_view_column_get_min_width (column);
11115 if (min_width == -1)
11117 gtk_widget_get_preferred_size (gtk_tree_view_column_get_button (column), &button_req, NULL);
11118 width = MAX (button_req.width, width);
11121 width = MAX (min_width, width);
11123 max_width = gtk_tree_view_column_get_max_width (column);
11124 if (max_width != -1)
11125 width = MIN (width, max_width);
11127 *x = rtl ? (allocation.x + allocation.width - width) : (allocation.x + width);
11133 /* FIXME this adjust_allocation is a big cut-and-paste from
11134 * GtkCList, needs to be some "official" way to do this
11144 /* The window to which widget->window is relative */
11145 #define ALLOCATION_WINDOW(widget) \
11146 (!gtk_widget_get_has_window (widget) ? \
11147 gtk_widget_get_window (widget) : \
11148 gdk_window_get_parent (gtk_widget_get_window (widget)))
11151 adjust_allocation_recurse (GtkWidget *widget,
11154 GtkAllocation allocation;
11155 ScrollData *scroll_data = data;
11157 /* Need to really size allocate instead of just poking
11158 * into widget->allocation if the widget is not realized.
11159 * FIXME someone figure out why this was.
11161 gtk_widget_get_allocation (widget, &allocation);
11162 if (!gtk_widget_get_realized (widget))
11164 if (gtk_widget_get_visible (widget))
11166 GdkRectangle tmp_rectangle = allocation;
11167 tmp_rectangle.x += scroll_data->dx;
11168 tmp_rectangle.y += scroll_data->dy;
11170 gtk_widget_size_allocate (widget, &tmp_rectangle);
11175 if (ALLOCATION_WINDOW (widget) == scroll_data->window)
11177 allocation.x += scroll_data->dx;
11178 allocation.y += scroll_data->dy;
11179 gtk_widget_set_allocation (widget, &allocation);
11181 if (GTK_IS_CONTAINER (widget))
11182 gtk_container_forall (GTK_CONTAINER (widget),
11183 adjust_allocation_recurse,
11190 adjust_allocation (GtkWidget *widget,
11194 ScrollData scroll_data;
11196 if (gtk_widget_get_realized (widget))
11197 scroll_data.window = ALLOCATION_WINDOW (widget);
11199 scroll_data.window = NULL;
11201 scroll_data.dx = dx;
11202 scroll_data.dy = dy;
11204 adjust_allocation_recurse (widget, &scroll_data);
11209 gtk_tree_view_adjustment_changed (GtkAdjustment *adjustment,
11210 GtkTreeView *tree_view)
11212 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11214 GtkStyleContext *context;
11217 gdk_window_move (tree_view->priv->bin_window,
11218 - gtk_adjustment_get_value (tree_view->priv->hadjustment),
11219 gtk_tree_view_get_effective_header_height (tree_view));
11220 gdk_window_move (tree_view->priv->header_window,
11221 - gtk_adjustment_get_value (tree_view->priv->hadjustment),
11223 dy = tree_view->priv->dy - (int) gtk_adjustment_get_value (tree_view->priv->vadjustment);
11226 update_prelight (tree_view,
11227 tree_view->priv->event_last_x,
11228 tree_view->priv->event_last_y - dy);
11230 if (tree_view->priv->edited_column)
11233 GtkTreeViewChild *child = NULL;
11234 GtkCellEditable *edit_widget;
11237 area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->edited_column));
11238 edit_widget = gtk_cell_area_get_edit_widget (area);
11239 if (GTK_IS_WIDGET (edit_widget))
11241 adjust_allocation (GTK_WIDGET (edit_widget), 0, dy);
11243 for (list = tree_view->priv->children; list; list = list->next)
11245 child = (GtkTreeViewChild *)list->data;
11246 if (child->widget == GTK_WIDGET (edit_widget))
11255 gdk_window_scroll (tree_view->priv->bin_window, 0, dy);
11257 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
11258 gtk_style_context_scroll_animations (context, tree_view->priv->bin_window, 0, dy);
11260 if (tree_view->priv->dy != (int) gtk_adjustment_get_value (tree_view->priv->vadjustment))
11262 /* update our dy and top_row */
11263 tree_view->priv->dy = (int) gtk_adjustment_get_value (tree_view->priv->vadjustment);
11265 if (!tree_view->priv->in_top_row_to_dy)
11266 gtk_tree_view_dy_to_top_row (tree_view);
11269 gdk_window_process_updates (tree_view->priv->header_window, TRUE);
11270 gtk_tree_view_bin_process_updates (tree_view);
11280 * gtk_tree_view_new:
11282 * Creates a new #GtkTreeView widget.
11284 * Return value: A newly created #GtkTreeView widget.
11287 gtk_tree_view_new (void)
11289 return g_object_new (GTK_TYPE_TREE_VIEW, NULL);
11293 * gtk_tree_view_new_with_model:
11294 * @model: the model.
11296 * Creates a new #GtkTreeView widget with the model initialized to @model.
11298 * Return value: A newly created #GtkTreeView widget.
11301 gtk_tree_view_new_with_model (GtkTreeModel *model)
11303 return g_object_new (GTK_TYPE_TREE_VIEW, "model", model, NULL);
11306 /* Public Accessors
11310 * gtk_tree_view_get_model:
11311 * @tree_view: a #GtkTreeView
11313 * Returns the model the #GtkTreeView is based on. Returns %NULL if the
11316 * Return value: (transfer none): A #GtkTreeModel, or %NULL if none is currently being used.
11319 gtk_tree_view_get_model (GtkTreeView *tree_view)
11321 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11323 return tree_view->priv->model;
11327 * gtk_tree_view_set_model:
11328 * @tree_view: A #GtkTreeNode.
11329 * @model: (allow-none): The model.
11331 * Sets the model for a #GtkTreeView. If the @tree_view already has a model
11332 * set, it will remove it before setting the new model. If @model is %NULL,
11333 * then it will unset the old model.
11336 gtk_tree_view_set_model (GtkTreeView *tree_view,
11337 GtkTreeModel *model)
11339 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11340 g_return_if_fail (model == NULL || GTK_IS_TREE_MODEL (model));
11342 if (model == tree_view->priv->model)
11345 if (tree_view->priv->scroll_to_path)
11347 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
11348 tree_view->priv->scroll_to_path = NULL;
11351 if (tree_view->priv->rubber_band_status)
11352 gtk_tree_view_stop_rubber_band (tree_view);
11354 if (tree_view->priv->model)
11356 GList *tmplist = tree_view->priv->columns;
11357 GtkStyleContext *context;
11359 gtk_tree_view_unref_and_check_selection_tree (tree_view, tree_view->priv->tree);
11360 gtk_tree_view_stop_editing (tree_view, TRUE);
11362 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
11363 gtk_style_context_cancel_animations (context, NULL);
11365 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11366 gtk_tree_view_row_changed,
11368 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11369 gtk_tree_view_row_inserted,
11371 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11372 gtk_tree_view_row_has_child_toggled,
11374 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11375 gtk_tree_view_row_deleted,
11377 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11378 gtk_tree_view_rows_reordered,
11381 for (; tmplist; tmplist = tmplist->next)
11382 _gtk_tree_view_column_unset_model (tmplist->data,
11383 tree_view->priv->model);
11385 if (tree_view->priv->tree)
11386 gtk_tree_view_free_rbtree (tree_view);
11388 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
11389 tree_view->priv->drag_dest_row = NULL;
11390 gtk_tree_row_reference_free (tree_view->priv->cursor);
11391 tree_view->priv->cursor = NULL;
11392 gtk_tree_row_reference_free (tree_view->priv->anchor);
11393 tree_view->priv->anchor = NULL;
11394 gtk_tree_row_reference_free (tree_view->priv->top_row);
11395 tree_view->priv->top_row = NULL;
11396 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
11397 tree_view->priv->scroll_to_path = NULL;
11399 tree_view->priv->scroll_to_column = NULL;
11401 g_object_unref (tree_view->priv->model);
11403 tree_view->priv->search_column = -1;
11404 tree_view->priv->fixed_height_check = 0;
11405 tree_view->priv->fixed_height = -1;
11406 tree_view->priv->dy = tree_view->priv->top_row_dy = 0;
11407 tree_view->priv->last_button_x = -1;
11408 tree_view->priv->last_button_y = -1;
11411 tree_view->priv->model = model;
11413 if (tree_view->priv->model)
11418 GtkTreeModelFlags flags;
11420 if (tree_view->priv->search_column == -1)
11422 for (i = 0; i < gtk_tree_model_get_n_columns (model); i++)
11424 GType type = gtk_tree_model_get_column_type (model, i);
11426 if (g_value_type_transformable (type, G_TYPE_STRING))
11428 tree_view->priv->search_column = i;
11434 g_object_ref (tree_view->priv->model);
11435 g_signal_connect (tree_view->priv->model,
11437 G_CALLBACK (gtk_tree_view_row_changed),
11439 g_signal_connect (tree_view->priv->model,
11441 G_CALLBACK (gtk_tree_view_row_inserted),
11443 g_signal_connect (tree_view->priv->model,
11444 "row-has-child-toggled",
11445 G_CALLBACK (gtk_tree_view_row_has_child_toggled),
11447 g_signal_connect (tree_view->priv->model,
11449 G_CALLBACK (gtk_tree_view_row_deleted),
11451 g_signal_connect (tree_view->priv->model,
11453 G_CALLBACK (gtk_tree_view_rows_reordered),
11456 flags = gtk_tree_model_get_flags (tree_view->priv->model);
11457 if ((flags & GTK_TREE_MODEL_LIST_ONLY) == GTK_TREE_MODEL_LIST_ONLY)
11458 tree_view->priv->is_list = TRUE;
11460 tree_view->priv->is_list = FALSE;
11462 path = gtk_tree_path_new_first ();
11463 if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, path))
11465 tree_view->priv->tree = _gtk_rbtree_new ();
11466 gtk_tree_view_build_tree (tree_view, tree_view->priv->tree, &iter, 1, FALSE);
11468 gtk_tree_path_free (path);
11470 /* FIXME: do I need to do this? gtk_tree_view_create_buttons (tree_view); */
11471 install_presize_handler (tree_view);
11474 g_object_notify (G_OBJECT (tree_view), "model");
11476 if (tree_view->priv->selection)
11477 _gtk_tree_selection_emit_changed (tree_view->priv->selection);
11479 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11480 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11484 * gtk_tree_view_get_selection:
11485 * @tree_view: A #GtkTreeView.
11487 * Gets the #GtkTreeSelection associated with @tree_view.
11489 * Return value: (transfer none): A #GtkTreeSelection object.
11492 gtk_tree_view_get_selection (GtkTreeView *tree_view)
11494 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11496 return tree_view->priv->selection;
11500 * gtk_tree_view_get_hadjustment:
11501 * @tree_view: A #GtkTreeView
11503 * Gets the #GtkAdjustment currently being used for the horizontal aspect.
11505 * Return value: (transfer none): A #GtkAdjustment object, or %NULL
11506 * if none is currently being used.
11508 * Deprecated: 3.0: Use gtk_scrollable_get_hadjustment()
11511 gtk_tree_view_get_hadjustment (GtkTreeView *tree_view)
11513 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11515 return gtk_tree_view_do_get_hadjustment (tree_view);
11518 static GtkAdjustment *
11519 gtk_tree_view_do_get_hadjustment (GtkTreeView *tree_view)
11521 return tree_view->priv->hadjustment;
11525 * gtk_tree_view_set_hadjustment:
11526 * @tree_view: A #GtkTreeView
11527 * @adjustment: (allow-none): The #GtkAdjustment to set, or %NULL
11529 * Sets the #GtkAdjustment for the current horizontal aspect.
11531 * Deprecated: 3.0: Use gtk_scrollable_set_hadjustment()
11534 gtk_tree_view_set_hadjustment (GtkTreeView *tree_view,
11535 GtkAdjustment *adjustment)
11537 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11538 g_return_if_fail (adjustment == NULL || GTK_IS_ADJUSTMENT (adjustment));
11540 gtk_tree_view_do_set_hadjustment (tree_view, adjustment);
11544 gtk_tree_view_do_set_hadjustment (GtkTreeView *tree_view,
11545 GtkAdjustment *adjustment)
11547 GtkTreeViewPrivate *priv = tree_view->priv;
11549 if (adjustment && priv->hadjustment == adjustment)
11552 if (priv->hadjustment != NULL)
11554 g_signal_handlers_disconnect_by_func (priv->hadjustment,
11555 gtk_tree_view_adjustment_changed,
11557 g_object_unref (priv->hadjustment);
11560 if (adjustment == NULL)
11561 adjustment = gtk_adjustment_new (0.0, 0.0, 0.0,
11564 g_signal_connect (adjustment, "value-changed",
11565 G_CALLBACK (gtk_tree_view_adjustment_changed), tree_view);
11566 priv->hadjustment = g_object_ref_sink (adjustment);
11567 /* FIXME: Adjustment should probably be populated here with fresh values, but
11568 * internal details are too complicated for me to decipher right now.
11570 gtk_tree_view_adjustment_changed (NULL, tree_view);
11572 g_object_notify (G_OBJECT (tree_view), "hadjustment");
11576 * gtk_tree_view_get_vadjustment:
11577 * @tree_view: A #GtkTreeView
11579 * Gets the #GtkAdjustment currently being used for the vertical aspect.
11581 * Return value: (transfer none): A #GtkAdjustment object, or %NULL
11582 * if none is currently being used.
11584 * Deprecated: 3.0: Use gtk_scrollable_get_vadjustment()
11587 gtk_tree_view_get_vadjustment (GtkTreeView *tree_view)
11589 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11591 return gtk_tree_view_do_get_vadjustment (tree_view);
11594 static GtkAdjustment *
11595 gtk_tree_view_do_get_vadjustment (GtkTreeView *tree_view)
11597 return tree_view->priv->vadjustment;
11601 * gtk_tree_view_set_vadjustment:
11602 * @tree_view: A #GtkTreeView
11603 * @adjustment: (allow-none): The #GtkAdjustment to set, or %NULL
11605 * Sets the #GtkAdjustment for the current vertical aspect.
11607 * Deprecated: 3.0: Use gtk_scrollable_set_vadjustment()
11610 gtk_tree_view_set_vadjustment (GtkTreeView *tree_view,
11611 GtkAdjustment *adjustment)
11613 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11614 g_return_if_fail (adjustment == NULL || GTK_IS_ADJUSTMENT (adjustment));
11616 gtk_tree_view_do_set_vadjustment (tree_view, adjustment);
11620 gtk_tree_view_do_set_vadjustment (GtkTreeView *tree_view,
11621 GtkAdjustment *adjustment)
11623 GtkTreeViewPrivate *priv = tree_view->priv;
11625 if (adjustment && priv->vadjustment == adjustment)
11628 if (priv->vadjustment != NULL)
11630 g_signal_handlers_disconnect_by_func (priv->vadjustment,
11631 gtk_tree_view_adjustment_changed,
11633 g_object_unref (priv->vadjustment);
11636 if (adjustment == NULL)
11637 adjustment = gtk_adjustment_new (0.0, 0.0, 0.0,
11640 g_signal_connect (adjustment, "value-changed",
11641 G_CALLBACK (gtk_tree_view_adjustment_changed), tree_view);
11642 priv->vadjustment = g_object_ref_sink (adjustment);
11643 /* FIXME: Adjustment should probably be populated here with fresh values, but
11644 * internal details are too complicated for me to decipher right now.
11646 gtk_tree_view_adjustment_changed (NULL, tree_view);
11647 g_object_notify (G_OBJECT (tree_view), "vadjustment");
11650 /* Column and header operations */
11653 * gtk_tree_view_get_headers_visible:
11654 * @tree_view: A #GtkTreeView.
11656 * Returns %TRUE if the headers on the @tree_view are visible.
11658 * Return value: Whether the headers are visible or not.
11661 gtk_tree_view_get_headers_visible (GtkTreeView *tree_view)
11663 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11665 return tree_view->priv->headers_visible;
11669 * gtk_tree_view_set_headers_visible:
11670 * @tree_view: A #GtkTreeView.
11671 * @headers_visible: %TRUE if the headers are visible
11673 * Sets the visibility state of the headers.
11676 gtk_tree_view_set_headers_visible (GtkTreeView *tree_view,
11677 gboolean headers_visible)
11681 GtkTreeViewColumn *column;
11682 GtkAllocation allocation;
11685 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11687 headers_visible = !! headers_visible;
11689 if (tree_view->priv->headers_visible == headers_visible)
11692 tree_view->priv->headers_visible = headers_visible == TRUE;
11694 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11696 gdk_window_get_position (tree_view->priv->bin_window, &x, &y);
11697 if (headers_visible)
11699 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
11700 gdk_window_move_resize (tree_view->priv->bin_window,
11701 x, y + gtk_tree_view_get_effective_header_height (tree_view),
11702 tree_view->priv->width, allocation.height - + gtk_tree_view_get_effective_header_height (tree_view));
11704 if (gtk_widget_get_mapped (GTK_WIDGET (tree_view)))
11705 gtk_tree_view_map_buttons (tree_view);
11709 gdk_window_move_resize (tree_view->priv->bin_window, x, y, tree_view->priv->width, tree_view->priv->height);
11711 for (list = tree_view->priv->columns; list; list = list->next)
11713 column = list->data;
11714 button = gtk_tree_view_column_get_button (column);
11716 gtk_widget_hide (button);
11717 gtk_widget_unmap (button);
11719 gdk_window_hide (tree_view->priv->header_window);
11723 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
11724 gtk_adjustment_configure (tree_view->priv->vadjustment,
11725 gtk_adjustment_get_value (tree_view->priv->vadjustment),
11727 tree_view->priv->height,
11728 gtk_adjustment_get_step_increment (tree_view->priv->vadjustment),
11729 (allocation.height - gtk_tree_view_get_effective_header_height (tree_view)) / 2,
11730 allocation.height - gtk_tree_view_get_effective_header_height (tree_view));
11732 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11734 g_object_notify (G_OBJECT (tree_view), "headers-visible");
11738 * gtk_tree_view_columns_autosize:
11739 * @tree_view: A #GtkTreeView.
11741 * Resizes all columns to their optimal width. Only works after the
11742 * treeview has been realized.
11745 gtk_tree_view_columns_autosize (GtkTreeView *tree_view)
11747 gboolean dirty = FALSE;
11749 GtkTreeViewColumn *column;
11751 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11753 for (list = tree_view->priv->columns; list; list = list->next)
11755 column = list->data;
11756 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
11758 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
11763 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11767 * gtk_tree_view_set_headers_clickable:
11768 * @tree_view: A #GtkTreeView.
11769 * @setting: %TRUE if the columns are clickable.
11771 * Allow the column title buttons to be clicked.
11774 gtk_tree_view_set_headers_clickable (GtkTreeView *tree_view,
11779 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11781 for (list = tree_view->priv->columns; list; list = list->next)
11782 gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (list->data), setting);
11784 g_object_notify (G_OBJECT (tree_view), "headers-clickable");
11789 * gtk_tree_view_get_headers_clickable:
11790 * @tree_view: A #GtkTreeView.
11792 * Returns whether all header columns are clickable.
11794 * Return value: %TRUE if all header columns are clickable, otherwise %FALSE
11799 gtk_tree_view_get_headers_clickable (GtkTreeView *tree_view)
11803 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11805 for (list = tree_view->priv->columns; list; list = list->next)
11806 if (!gtk_tree_view_column_get_clickable (GTK_TREE_VIEW_COLUMN (list->data)))
11813 * gtk_tree_view_set_rules_hint
11814 * @tree_view: a #GtkTreeView
11815 * @setting: %TRUE if the tree requires reading across rows
11817 * This function tells GTK+ that the user interface for your
11818 * application requires users to read across tree rows and associate
11819 * cells with one another. By default, GTK+ will then render the tree
11820 * with alternating row colors. Do <emphasis>not</emphasis> use it
11821 * just because you prefer the appearance of the ruled tree; that's a
11822 * question for the theme. Some themes will draw tree rows in
11823 * alternating colors even when rules are turned off, and users who
11824 * prefer that appearance all the time can choose those themes. You
11825 * should call this function only as a <emphasis>semantic</emphasis>
11826 * hint to the theme engine that your tree makes alternating colors
11827 * useful from a functional standpoint (since it has lots of columns,
11832 gtk_tree_view_set_rules_hint (GtkTreeView *tree_view,
11835 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11837 setting = setting != FALSE;
11839 if (tree_view->priv->has_rules != setting)
11841 tree_view->priv->has_rules = setting;
11842 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
11845 g_object_notify (G_OBJECT (tree_view), "rules-hint");
11849 * gtk_tree_view_get_rules_hint
11850 * @tree_view: a #GtkTreeView
11852 * Gets the setting set by gtk_tree_view_set_rules_hint().
11854 * Return value: %TRUE if rules are useful for the user of this tree
11857 gtk_tree_view_get_rules_hint (GtkTreeView *tree_view)
11859 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11861 return tree_view->priv->has_rules;
11864 /* Public Column functions
11868 * gtk_tree_view_append_column:
11869 * @tree_view: A #GtkTreeView.
11870 * @column: The #GtkTreeViewColumn to add.
11872 * Appends @column to the list of columns. If @tree_view has "fixed_height"
11873 * mode enabled, then @column must have its "sizing" property set to be
11874 * GTK_TREE_VIEW_COLUMN_FIXED.
11876 * Return value: The number of columns in @tree_view after appending.
11879 gtk_tree_view_append_column (GtkTreeView *tree_view,
11880 GtkTreeViewColumn *column)
11882 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
11883 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
11884 g_return_val_if_fail (gtk_tree_view_column_get_tree_view (column) == NULL, -1);
11886 return gtk_tree_view_insert_column (tree_view, column, -1);
11890 _gtk_tree_view_reset_header_styles (GtkTreeView *tree_view)
11894 for (columns = tree_view->priv->columns; columns; columns = columns->next)
11896 GtkTreeViewColumn *column = columns->data;
11897 GtkWidget *header_widget;
11899 if (gtk_tree_view_column_get_visible (column))
11902 header_widget = gtk_tree_view_column_get_widget (column);
11904 if (!header_widget)
11905 header_widget = gtk_tree_view_column_get_button (column);
11907 gtk_widget_reset_style (header_widget);
11913 * gtk_tree_view_remove_column:
11914 * @tree_view: A #GtkTreeView.
11915 * @column: The #GtkTreeViewColumn to remove.
11917 * Removes @column from @tree_view.
11919 * Return value: The number of columns in @tree_view after removing.
11922 gtk_tree_view_remove_column (GtkTreeView *tree_view,
11923 GtkTreeViewColumn *column)
11925 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
11926 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
11927 g_return_val_if_fail (gtk_tree_view_column_get_tree_view (column) == GTK_WIDGET (tree_view), -1);
11929 if (tree_view->priv->focus_column == column)
11930 tree_view->priv->focus_column = NULL;
11932 if (tree_view->priv->edited_column == column)
11934 gtk_tree_view_stop_editing (tree_view, TRUE);
11936 /* no need to, but just to be sure ... */
11937 tree_view->priv->edited_column = NULL;
11940 if (tree_view->priv->expander_column == column)
11941 tree_view->priv->expander_column = NULL;
11943 g_signal_handlers_disconnect_by_func (column,
11944 G_CALLBACK (column_sizing_notify),
11947 _gtk_tree_view_column_unset_tree_view (column);
11949 tree_view->priv->columns = g_list_remove (tree_view->priv->columns, column);
11950 tree_view->priv->n_columns--;
11952 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11956 _gtk_tree_view_column_unrealize_button (column);
11957 for (list = tree_view->priv->columns; list; list = list->next)
11959 GtkTreeViewColumn *tmp_column;
11961 tmp_column = GTK_TREE_VIEW_COLUMN (list->data);
11962 if (gtk_tree_view_column_get_visible (tmp_column))
11963 _gtk_tree_view_column_cell_set_dirty (tmp_column, TRUE);
11966 if (tree_view->priv->n_columns == 0 &&
11967 gtk_tree_view_get_headers_visible (tree_view))
11968 gdk_window_hide (tree_view->priv->header_window);
11970 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11973 _gtk_tree_view_reset_header_styles (tree_view);
11975 g_object_unref (column);
11976 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
11978 return tree_view->priv->n_columns;
11982 * gtk_tree_view_insert_column:
11983 * @tree_view: A #GtkTreeView.
11984 * @column: The #GtkTreeViewColumn to be inserted.
11985 * @position: The position to insert @column in.
11987 * This inserts the @column into the @tree_view at @position. If @position is
11988 * -1, then the column is inserted at the end. If @tree_view has
11989 * "fixed_height" mode enabled, then @column must have its "sizing" property
11990 * set to be GTK_TREE_VIEW_COLUMN_FIXED.
11992 * Return value: The number of columns in @tree_view after insertion.
11995 gtk_tree_view_insert_column (GtkTreeView *tree_view,
11996 GtkTreeViewColumn *column,
11999 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
12000 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
12001 g_return_val_if_fail (gtk_tree_view_column_get_tree_view (column) == NULL, -1);
12003 if (tree_view->priv->fixed_height_mode)
12004 g_return_val_if_fail (gtk_tree_view_column_get_sizing (column)
12005 == GTK_TREE_VIEW_COLUMN_FIXED, -1);
12007 g_object_ref_sink (column);
12009 if (tree_view->priv->n_columns == 0 &&
12010 gtk_widget_get_realized (GTK_WIDGET (tree_view)) &&
12011 gtk_tree_view_get_headers_visible (tree_view))
12013 gdk_window_show (tree_view->priv->header_window);
12016 g_signal_connect (column, "notify::sizing",
12017 G_CALLBACK (column_sizing_notify), tree_view);
12019 tree_view->priv->columns = g_list_insert (tree_view->priv->columns,
12021 tree_view->priv->n_columns++;
12023 _gtk_tree_view_column_set_tree_view (column, tree_view);
12025 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
12029 _gtk_tree_view_column_realize_button (column);
12031 for (list = tree_view->priv->columns; list; list = list->next)
12033 column = GTK_TREE_VIEW_COLUMN (list->data);
12034 if (gtk_tree_view_column_get_visible (column))
12035 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
12037 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
12040 _gtk_tree_view_reset_header_styles (tree_view);
12041 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
12043 return tree_view->priv->n_columns;
12047 * gtk_tree_view_insert_column_with_attributes:
12048 * @tree_view: A #GtkTreeView
12049 * @position: The position to insert the new column in
12050 * @title: The title to set the header to
12051 * @cell: The #GtkCellRenderer
12052 * @...: A %NULL-terminated list of attributes
12054 * Creates a new #GtkTreeViewColumn and inserts it into the @tree_view at
12055 * @position. If @position is -1, then the newly created column is inserted at
12056 * the end. The column is initialized with the attributes given. If @tree_view
12057 * has "fixed_height" mode enabled, then the new column will have its sizing
12058 * property set to be GTK_TREE_VIEW_COLUMN_FIXED.
12060 * Return value: The number of columns in @tree_view after insertion.
12063 gtk_tree_view_insert_column_with_attributes (GtkTreeView *tree_view,
12065 const gchar *title,
12066 GtkCellRenderer *cell,
12069 GtkTreeViewColumn *column;
12074 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
12076 column = gtk_tree_view_column_new ();
12077 if (tree_view->priv->fixed_height_mode)
12078 gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_FIXED);
12080 gtk_tree_view_column_set_title (column, title);
12081 gtk_tree_view_column_pack_start (column, cell, TRUE);
12083 va_start (args, cell);
12085 attribute = va_arg (args, gchar *);
12087 while (attribute != NULL)
12089 column_id = va_arg (args, gint);
12090 gtk_tree_view_column_add_attribute (column, cell, attribute, column_id);
12091 attribute = va_arg (args, gchar *);
12096 return gtk_tree_view_insert_column (tree_view, column, position);
12100 * gtk_tree_view_insert_column_with_data_func:
12101 * @tree_view: a #GtkTreeView
12102 * @position: Position to insert, -1 for append
12103 * @title: column title
12104 * @cell: cell renderer for column
12105 * @func: function to set attributes of cell renderer
12106 * @data: data for @func
12107 * @dnotify: destroy notifier for @data
12109 * Convenience function that inserts a new column into the #GtkTreeView
12110 * with the given cell renderer and a #GtkCellDataFunc to set cell renderer
12111 * attributes (normally using data from the model). See also
12112 * gtk_tree_view_column_set_cell_data_func(), gtk_tree_view_column_pack_start().
12113 * If @tree_view has "fixed_height" mode enabled, then the new column will have its
12114 * "sizing" property set to be GTK_TREE_VIEW_COLUMN_FIXED.
12116 * Return value: number of columns in the tree view post-insert
12119 gtk_tree_view_insert_column_with_data_func (GtkTreeView *tree_view,
12121 const gchar *title,
12122 GtkCellRenderer *cell,
12123 GtkTreeCellDataFunc func,
12125 GDestroyNotify dnotify)
12127 GtkTreeViewColumn *column;
12129 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
12131 column = gtk_tree_view_column_new ();
12132 if (tree_view->priv->fixed_height_mode)
12133 gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_FIXED);
12135 gtk_tree_view_column_set_title (column, title);
12136 gtk_tree_view_column_pack_start (column, cell, TRUE);
12137 gtk_tree_view_column_set_cell_data_func (column, cell, func, data, dnotify);
12139 return gtk_tree_view_insert_column (tree_view, column, position);
12143 * gtk_tree_view_get_column:
12144 * @tree_view: A #GtkTreeView.
12145 * @n: The position of the column, counting from 0.
12147 * Gets the #GtkTreeViewColumn at the given position in the #tree_view.
12149 * Return value: (transfer none): The #GtkTreeViewColumn, or %NULL if the
12150 * position is outside the range of columns.
12152 GtkTreeViewColumn *
12153 gtk_tree_view_get_column (GtkTreeView *tree_view,
12156 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
12158 if (n < 0 || n >= tree_view->priv->n_columns)
12161 if (tree_view->priv->columns == NULL)
12164 return GTK_TREE_VIEW_COLUMN (g_list_nth (tree_view->priv->columns, n)->data);
12168 * gtk_tree_view_get_columns:
12169 * @tree_view: A #GtkTreeView
12171 * Returns a #GList of all the #GtkTreeViewColumn s currently in @tree_view.
12172 * The returned list must be freed with g_list_free ().
12174 * Return value: (element-type GtkTreeViewColumn) (transfer container): A list of #GtkTreeViewColumn s
12177 gtk_tree_view_get_columns (GtkTreeView *tree_view)
12179 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
12181 return g_list_copy (tree_view->priv->columns);
12185 * gtk_tree_view_move_column_after:
12186 * @tree_view: A #GtkTreeView
12187 * @column: The #GtkTreeViewColumn to be moved.
12188 * @base_column: (allow-none): The #GtkTreeViewColumn to be moved relative to, or %NULL.
12190 * Moves @column to be after to @base_column. If @base_column is %NULL, then
12191 * @column is placed in the first position.
12194 gtk_tree_view_move_column_after (GtkTreeView *tree_view,
12195 GtkTreeViewColumn *column,
12196 GtkTreeViewColumn *base_column)
12198 GList *column_list_el, *base_el = NULL;
12200 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12202 column_list_el = g_list_find (tree_view->priv->columns, column);
12203 g_return_if_fail (column_list_el != NULL);
12207 base_el = g_list_find (tree_view->priv->columns, base_column);
12208 g_return_if_fail (base_el != NULL);
12211 if (column_list_el->prev == base_el)
12214 tree_view->priv->columns = g_list_remove_link (tree_view->priv->columns, column_list_el);
12215 if (base_el == NULL)
12217 column_list_el->prev = NULL;
12218 column_list_el->next = tree_view->priv->columns;
12219 if (column_list_el->next)
12220 column_list_el->next->prev = column_list_el;
12221 tree_view->priv->columns = column_list_el;
12225 column_list_el->prev = base_el;
12226 column_list_el->next = base_el->next;
12227 if (column_list_el->next)
12228 column_list_el->next->prev = column_list_el;
12229 base_el->next = column_list_el;
12232 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
12234 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
12235 gtk_tree_view_size_allocate_columns (GTK_WIDGET (tree_view), NULL);
12238 _gtk_tree_view_reset_header_styles (tree_view);
12239 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
12243 * gtk_tree_view_set_expander_column:
12244 * @tree_view: A #GtkTreeView
12245 * @column: %NULL, or the column to draw the expander arrow at.
12247 * Sets the column to draw the expander arrow at. It must be in @tree_view.
12248 * If @column is %NULL, then the expander arrow is always at the first
12251 * If you do not want expander arrow to appear in your tree, set the
12252 * expander column to a hidden column.
12255 gtk_tree_view_set_expander_column (GtkTreeView *tree_view,
12256 GtkTreeViewColumn *column)
12258 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12259 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
12261 if (tree_view->priv->expander_column != column)
12267 /* Confirm that column is in tree_view */
12268 for (list = tree_view->priv->columns; list; list = list->next)
12269 if (list->data == column)
12271 g_return_if_fail (list != NULL);
12274 tree_view->priv->expander_column = column;
12275 g_object_notify (G_OBJECT (tree_view), "expander-column");
12280 * gtk_tree_view_get_expander_column:
12281 * @tree_view: A #GtkTreeView
12283 * Returns the column that is the current expander column.
12284 * This column has the expander arrow drawn next to it.
12286 * Return value: (transfer none): The expander column.
12288 GtkTreeViewColumn *
12289 gtk_tree_view_get_expander_column (GtkTreeView *tree_view)
12293 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
12295 for (list = tree_view->priv->columns; list; list = list->next)
12296 if (gtk_tree_view_is_expander_column (tree_view, GTK_TREE_VIEW_COLUMN (list->data)))
12297 return (GtkTreeViewColumn *) list->data;
12303 * gtk_tree_view_set_column_drag_function:
12304 * @tree_view: A #GtkTreeView.
12305 * @func: (allow-none): A function to determine which columns are reorderable, or %NULL.
12306 * @user_data: (allow-none): User data to be passed to @func, or %NULL
12307 * @destroy: (allow-none): Destroy notifier for @user_data, or %NULL
12309 * Sets a user function for determining where a column may be dropped when
12310 * dragged. This function is called on every column pair in turn at the
12311 * beginning of a column drag to determine where a drop can take place. The
12312 * arguments passed to @func are: the @tree_view, the #GtkTreeViewColumn being
12313 * dragged, the two #GtkTreeViewColumn s determining the drop spot, and
12314 * @user_data. If either of the #GtkTreeViewColumn arguments for the drop spot
12315 * are %NULL, then they indicate an edge. If @func is set to be %NULL, then
12316 * @tree_view reverts to the default behavior of allowing all columns to be
12317 * dropped everywhere.
12320 gtk_tree_view_set_column_drag_function (GtkTreeView *tree_view,
12321 GtkTreeViewColumnDropFunc func,
12322 gpointer user_data,
12323 GDestroyNotify destroy)
12325 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12327 if (tree_view->priv->column_drop_func_data_destroy)
12328 tree_view->priv->column_drop_func_data_destroy (tree_view->priv->column_drop_func_data);
12330 tree_view->priv->column_drop_func = func;
12331 tree_view->priv->column_drop_func_data = user_data;
12332 tree_view->priv->column_drop_func_data_destroy = destroy;
12336 * gtk_tree_view_scroll_to_point:
12337 * @tree_view: a #GtkTreeView
12338 * @tree_x: X coordinate of new top-left pixel of visible area, or -1
12339 * @tree_y: Y coordinate of new top-left pixel of visible area, or -1
12341 * Scrolls the tree view such that the top-left corner of the visible
12342 * area is @tree_x, @tree_y, where @tree_x and @tree_y are specified
12343 * in tree coordinates. The @tree_view must be realized before
12344 * this function is called. If it isn't, you probably want to be
12345 * using gtk_tree_view_scroll_to_cell().
12347 * If either @tree_x or @tree_y are -1, then that direction isn't scrolled.
12350 gtk_tree_view_scroll_to_point (GtkTreeView *tree_view,
12354 GtkAdjustment *hadj;
12355 GtkAdjustment *vadj;
12357 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12358 g_return_if_fail (gtk_widget_get_realized (GTK_WIDGET (tree_view)));
12360 hadj = tree_view->priv->hadjustment;
12361 vadj = tree_view->priv->vadjustment;
12364 gtk_adjustment_set_value (hadj, tree_x);
12366 gtk_adjustment_set_value (vadj, tree_y);
12370 * gtk_tree_view_scroll_to_cell:
12371 * @tree_view: A #GtkTreeView.
12372 * @path: (allow-none): The path of the row to move to, or %NULL.
12373 * @column: (allow-none): The #GtkTreeViewColumn to move horizontally to, or %NULL.
12374 * @use_align: whether to use alignment arguments, or %FALSE.
12375 * @row_align: The vertical alignment of the row specified by @path.
12376 * @col_align: The horizontal alignment of the column specified by @column.
12378 * Moves the alignments of @tree_view to the position specified by @column and
12379 * @path. If @column is %NULL, then no horizontal scrolling occurs. Likewise,
12380 * if @path is %NULL no vertical scrolling occurs. At a minimum, one of @column
12381 * or @path need to be non-%NULL. @row_align determines where the row is
12382 * placed, and @col_align determines where @column is placed. Both are expected
12383 * to be between 0.0 and 1.0. 0.0 means left/top alignment, 1.0 means
12384 * right/bottom alignment, 0.5 means center.
12386 * If @use_align is %FALSE, then the alignment arguments are ignored, and the
12387 * tree does the minimum amount of work to scroll the cell onto the screen.
12388 * This means that the cell will be scrolled to the edge closest to its current
12389 * position. If the cell is currently visible on the screen, nothing is done.
12391 * This function only works if the model is set, and @path is a valid row on the
12392 * model. If the model changes before the @tree_view is realized, the centered
12393 * path will be modified to reflect this change.
12396 gtk_tree_view_scroll_to_cell (GtkTreeView *tree_view,
12398 GtkTreeViewColumn *column,
12399 gboolean use_align,
12403 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12404 g_return_if_fail (tree_view->priv->model != NULL);
12405 g_return_if_fail (tree_view->priv->tree != NULL);
12406 g_return_if_fail (row_align >= 0.0 && row_align <= 1.0);
12407 g_return_if_fail (col_align >= 0.0 && col_align <= 1.0);
12408 g_return_if_fail (path != NULL || column != NULL);
12411 g_print ("gtk_tree_view_scroll_to_cell:\npath: %s\ncolumn: %s\nuse_align: %d\nrow_align: %f\ncol_align: %f\n",
12412 gtk_tree_path_to_string (path), column?"non-null":"null", use_align, row_align, col_align);
12414 row_align = CLAMP (row_align, 0.0, 1.0);
12415 col_align = CLAMP (col_align, 0.0, 1.0);
12418 /* Note: Despite the benefits that come from having one code path for the
12419 * scrolling code, we short-circuit validate_visible_area's immplementation as
12420 * it is much slower than just going to the point.
12422 if (!gtk_widget_get_visible (GTK_WIDGET (tree_view)) ||
12423 !gtk_widget_get_realized (GTK_WIDGET (tree_view)) ||
12424 _gtk_widget_get_alloc_needed (GTK_WIDGET (tree_view)) ||
12425 GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID))
12427 if (tree_view->priv->scroll_to_path)
12428 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
12430 tree_view->priv->scroll_to_path = NULL;
12431 tree_view->priv->scroll_to_column = NULL;
12434 tree_view->priv->scroll_to_path = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
12436 tree_view->priv->scroll_to_column = column;
12437 tree_view->priv->scroll_to_use_align = use_align;
12438 tree_view->priv->scroll_to_row_align = row_align;
12439 tree_view->priv->scroll_to_col_align = col_align;
12441 install_presize_handler (tree_view);
12445 GdkRectangle cell_rect;
12446 GdkRectangle vis_rect;
12447 gint dest_x, dest_y;
12449 gtk_tree_view_get_background_area (tree_view, path, column, &cell_rect);
12450 gtk_tree_view_get_visible_rect (tree_view, &vis_rect);
12452 cell_rect.y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, cell_rect.y);
12454 dest_x = vis_rect.x;
12455 dest_y = vis_rect.y;
12461 dest_x = cell_rect.x - ((vis_rect.width - cell_rect.width) * col_align);
12465 if (cell_rect.x < vis_rect.x)
12466 dest_x = cell_rect.x;
12467 if (cell_rect.x + cell_rect.width > vis_rect.x + vis_rect.width)
12468 dest_x = cell_rect.x + cell_rect.width - vis_rect.width;
12476 dest_y = cell_rect.y - ((vis_rect.height - cell_rect.height) * row_align);
12477 dest_y = MAX (dest_y, 0);
12481 if (cell_rect.y < vis_rect.y)
12482 dest_y = cell_rect.y;
12483 if (cell_rect.y + cell_rect.height > vis_rect.y + vis_rect.height)
12484 dest_y = cell_rect.y + cell_rect.height - vis_rect.height;
12488 gtk_tree_view_scroll_to_point (tree_view, dest_x, dest_y);
12493 * gtk_tree_view_row_activated:
12494 * @tree_view: A #GtkTreeView
12495 * @path: The #GtkTreePath to be activated.
12496 * @column: The #GtkTreeViewColumn to be activated.
12498 * Activates the cell determined by @path and @column.
12501 gtk_tree_view_row_activated (GtkTreeView *tree_view,
12503 GtkTreeViewColumn *column)
12505 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12507 g_signal_emit (tree_view, tree_view_signals[ROW_ACTIVATED], 0, path, column);
12512 gtk_tree_view_expand_all_emission_helper (GtkRBTree *tree,
12516 GtkTreeView *tree_view = data;
12518 if ((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT &&
12524 path = _gtk_tree_view_find_path (tree_view, tree, node);
12525 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
12527 g_signal_emit (tree_view, tree_view_signals[ROW_EXPANDED], 0, &iter, path);
12529 gtk_tree_path_free (path);
12532 if (node->children)
12533 _gtk_rbtree_traverse (node->children,
12534 node->children->root,
12536 gtk_tree_view_expand_all_emission_helper,
12541 * gtk_tree_view_expand_all:
12542 * @tree_view: A #GtkTreeView.
12544 * Recursively expands all nodes in the @tree_view.
12547 gtk_tree_view_expand_all (GtkTreeView *tree_view)
12553 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12555 if (tree_view->priv->tree == NULL)
12558 path = gtk_tree_path_new_first ();
12559 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
12563 gtk_tree_view_real_expand_row (tree_view, path, tree, node, TRUE, FALSE);
12564 node = _gtk_rbtree_next (tree, node);
12565 gtk_tree_path_next (path);
12568 gtk_tree_path_free (path);
12572 * gtk_tree_view_collapse_all:
12573 * @tree_view: A #GtkTreeView.
12575 * Recursively collapses all visible, expanded nodes in @tree_view.
12578 gtk_tree_view_collapse_all (GtkTreeView *tree_view)
12585 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12587 if (tree_view->priv->tree == NULL)
12590 path = gtk_tree_path_new ();
12591 gtk_tree_path_down (path);
12592 indices = gtk_tree_path_get_indices (path);
12594 tree = tree_view->priv->tree;
12596 while (node && node->left != tree->nil)
12601 if (node->children)
12602 gtk_tree_view_real_collapse_row (tree_view, path, tree, node, FALSE);
12604 node = _gtk_rbtree_next (tree, node);
12607 gtk_tree_path_free (path);
12611 * gtk_tree_view_expand_to_path:
12612 * @tree_view: A #GtkTreeView.
12613 * @path: path to a row.
12615 * Expands the row at @path. This will also expand all parent rows of
12616 * @path as necessary.
12621 gtk_tree_view_expand_to_path (GtkTreeView *tree_view,
12628 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12629 g_return_if_fail (path != NULL);
12631 depth = gtk_tree_path_get_depth (path);
12632 indices = gtk_tree_path_get_indices (path);
12634 tmp = gtk_tree_path_new ();
12635 g_return_if_fail (tmp != NULL);
12637 for (i = 0; i < depth; i++)
12639 gtk_tree_path_append_index (tmp, indices[i]);
12640 gtk_tree_view_expand_row (tree_view, tmp, FALSE);
12643 gtk_tree_path_free (tmp);
12646 /* FIXME the bool return values for expand_row and collapse_row are
12647 * not analagous; they should be TRUE if the row had children and
12648 * was not already in the requested state.
12653 gtk_tree_view_real_expand_row (GtkTreeView *tree_view,
12665 g_object_get (gtk_widget_get_settings (GTK_WIDGET (tree_view)),
12666 "gtk-enable-animations", &animate,
12669 remove_auto_expand_timeout (tree_view);
12671 if (node->children && !open_all)
12674 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT))
12677 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
12678 if (! gtk_tree_model_iter_has_child (tree_view->priv->model, &iter))
12682 if (node->children && open_all)
12684 gboolean retval = FALSE;
12685 GtkTreePath *tmp_path = gtk_tree_path_copy (path);
12687 gtk_tree_path_append_index (tmp_path, 0);
12688 tree = node->children;
12690 while (node->left != tree->nil)
12692 /* try to expand the children */
12696 t = gtk_tree_view_real_expand_row (tree_view, tmp_path, tree, node,
12701 gtk_tree_path_next (tmp_path);
12702 node = _gtk_rbtree_next (tree, node);
12704 while (node != NULL);
12706 gtk_tree_path_free (tmp_path);
12711 g_signal_emit (tree_view, tree_view_signals[TEST_EXPAND_ROW], 0, &iter, path, &expand);
12713 if (!gtk_tree_model_iter_has_child (tree_view->priv->model, &iter))
12719 node->children = _gtk_rbtree_new ();
12720 node->children->parent_tree = tree;
12721 node->children->parent_node = node;
12723 gtk_tree_model_iter_children (tree_view->priv->model, &temp, &iter);
12725 gtk_tree_view_build_tree (tree_view,
12728 gtk_tree_path_get_depth (path) + 1,
12733 GtkStyleContext *context;
12735 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
12737 gtk_style_context_save (context);
12738 gtk_style_context_add_class (context, GTK_STYLE_CLASS_EXPANDER);
12740 gtk_style_context_notify_state_change (context, tree_view->priv->bin_window,
12741 node, GTK_STATE_ACTIVE, TRUE);
12743 _gtk_style_context_invalidate_animation_areas (context);
12744 gtk_style_context_restore (context);
12747 install_presize_handler (tree_view);
12749 g_signal_emit (tree_view, tree_view_signals[ROW_EXPANDED], 0, &iter, path);
12750 if (open_all && node->children)
12752 _gtk_rbtree_traverse (node->children,
12753 node->children->root,
12755 gtk_tree_view_expand_all_emission_helper,
12763 * gtk_tree_view_expand_row:
12764 * @tree_view: a #GtkTreeView
12765 * @path: path to a row
12766 * @open_all: whether to recursively expand, or just expand immediate children
12768 * Opens the row so its children are visible.
12770 * Return value: %TRUE if the row existed and had children
12773 gtk_tree_view_expand_row (GtkTreeView *tree_view,
12780 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
12781 g_return_val_if_fail (tree_view->priv->model != NULL, FALSE);
12782 g_return_val_if_fail (path != NULL, FALSE);
12784 if (_gtk_tree_view_find_node (tree_view,
12791 return gtk_tree_view_real_expand_row (tree_view, path, tree, node, open_all, FALSE);
12797 gtk_tree_view_real_collapse_row (GtkTreeView *tree_view,
12804 GtkTreeIter children;
12811 g_object_get (gtk_widget_get_settings (GTK_WIDGET (tree_view)),
12812 "gtk-enable-animations", &animate,
12815 remove_auto_expand_timeout (tree_view);
12817 if (node->children == NULL)
12819 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
12821 g_signal_emit (tree_view, tree_view_signals[TEST_COLLAPSE_ROW], 0, &iter, path, &collapse);
12826 /* if the prelighted node is a child of us, we want to unprelight it. We have
12827 * a chance to prelight the correct node below */
12829 if (tree_view->priv->prelight_tree)
12831 GtkRBTree *parent_tree;
12832 GtkRBNode *parent_node;
12834 parent_tree = tree_view->priv->prelight_tree->parent_tree;
12835 parent_node = tree_view->priv->prelight_tree->parent_node;
12836 while (parent_tree)
12838 if (parent_tree == tree && parent_node == node)
12840 ensure_unprelighted (tree_view);
12843 parent_node = parent_tree->parent_node;
12844 parent_tree = parent_tree->parent_tree;
12848 TREE_VIEW_INTERNAL_ASSERT (gtk_tree_model_iter_children (tree_view->priv->model, &children, &iter), FALSE);
12850 for (list = tree_view->priv->columns; list; list = list->next)
12852 GtkTreeViewColumn *column = list->data;
12854 if (gtk_tree_view_column_get_visible (column) == FALSE)
12856 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
12857 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
12860 if (tree_view->priv->destroy_count_func)
12862 GtkTreePath *child_path;
12863 gint child_count = 0;
12864 child_path = gtk_tree_path_copy (path);
12865 gtk_tree_path_down (child_path);
12866 if (node->children)
12867 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, &child_count);
12868 tree_view->priv->destroy_count_func (tree_view, child_path, child_count, tree_view->priv->destroy_count_data);
12869 gtk_tree_path_free (child_path);
12872 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
12874 GtkTreePath *cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
12876 if (gtk_tree_path_is_ancestor (path, cursor_path))
12878 gtk_tree_row_reference_free (tree_view->priv->cursor);
12879 tree_view->priv->cursor = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
12880 tree_view->priv->model,
12883 gtk_tree_path_free (cursor_path);
12886 if (gtk_tree_row_reference_valid (tree_view->priv->anchor))
12888 GtkTreePath *anchor_path = gtk_tree_row_reference_get_path (tree_view->priv->anchor);
12889 if (gtk_tree_path_is_ancestor (path, anchor_path))
12891 gtk_tree_row_reference_free (tree_view->priv->anchor);
12892 tree_view->priv->anchor = NULL;
12894 gtk_tree_path_free (anchor_path);
12897 /* Stop a pending double click */
12898 tree_view->priv->last_button_x = -1;
12899 tree_view->priv->last_button_y = -1;
12901 _gtk_tree_view_accessible_remove (tree_view, node->children, NULL);
12903 if (gtk_tree_view_unref_and_check_selection_tree (tree_view, node->children))
12905 _gtk_rbtree_remove (node->children);
12906 g_signal_emit_by_name (tree_view->priv->selection, "changed");
12909 _gtk_rbtree_remove (node->children);
12913 GtkStyleContext *context;
12915 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
12917 gtk_style_context_save (context);
12918 gtk_style_context_add_class (context, GTK_STYLE_CLASS_EXPANDER);
12920 gtk_style_context_notify_state_change (context, tree_view->priv->bin_window,
12921 node, GTK_STATE_ACTIVE, FALSE);
12923 _gtk_style_context_invalidate_animation_areas (context);
12924 gtk_style_context_restore (context);
12927 if (gtk_widget_get_mapped (GTK_WIDGET (tree_view)))
12929 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
12932 g_signal_emit (tree_view, tree_view_signals[ROW_COLLAPSED], 0, &iter, path);
12934 if (gtk_widget_get_mapped (GTK_WIDGET (tree_view)))
12936 /* now that we've collapsed all rows, we want to try to set the prelight
12937 * again. To do this, we fake a motion event and send it to ourselves. */
12939 child = gdk_window_get_device_position (gdk_window_get_parent (tree_view->priv->bin_window),
12940 gdk_device_manager_get_client_pointer (
12941 gdk_display_get_device_manager (
12942 gtk_widget_get_display (GTK_WIDGET (tree_view)))),
12944 if (child == tree_view->priv->bin_window)
12946 GdkEventMotion event;
12947 gint child_x, child_y;
12949 gdk_window_get_position (child, &child_x, &child_y);
12951 event.window = tree_view->priv->bin_window;
12952 event.x = x - child_x;
12953 event.y = y - child_y;
12955 /* despite the fact this isn't a real event, I'm almost positive it will
12956 * never trigger a drag event. maybe_drag is the only function that uses
12957 * more than just event.x and event.y. */
12958 gtk_tree_view_motion_bin_window (GTK_WIDGET (tree_view), &event);
12966 * gtk_tree_view_collapse_row:
12967 * @tree_view: a #GtkTreeView
12968 * @path: path to a row in the @tree_view
12970 * Collapses a row (hides its child rows, if they exist).
12972 * Return value: %TRUE if the row was collapsed.
12975 gtk_tree_view_collapse_row (GtkTreeView *tree_view,
12981 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
12982 g_return_val_if_fail (tree_view->priv->tree != NULL, FALSE);
12983 g_return_val_if_fail (path != NULL, FALSE);
12985 if (_gtk_tree_view_find_node (tree_view,
12991 if (tree == NULL || node->children == NULL)
12994 return gtk_tree_view_real_collapse_row (tree_view, path, tree, node, FALSE);
12998 gtk_tree_view_map_expanded_rows_helper (GtkTreeView *tree_view,
13001 GtkTreeViewMappingFunc func,
13002 gpointer user_data)
13006 if (tree == NULL || tree->root == NULL)
13011 while (node && node->left != tree->nil)
13016 if (node->children)
13018 (* func) (tree_view, path, user_data);
13019 gtk_tree_path_down (path);
13020 gtk_tree_view_map_expanded_rows_helper (tree_view, node->children, path, func, user_data);
13021 gtk_tree_path_up (path);
13023 gtk_tree_path_next (path);
13024 node = _gtk_rbtree_next (tree, node);
13029 * gtk_tree_view_map_expanded_rows:
13030 * @tree_view: A #GtkTreeView
13031 * @func: (scope call): A function to be called
13032 * @data: User data to be passed to the function.
13034 * Calls @func on all expanded rows.
13037 gtk_tree_view_map_expanded_rows (GtkTreeView *tree_view,
13038 GtkTreeViewMappingFunc func,
13039 gpointer user_data)
13043 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13044 g_return_if_fail (func != NULL);
13046 path = gtk_tree_path_new_first ();
13048 gtk_tree_view_map_expanded_rows_helper (tree_view,
13049 tree_view->priv->tree,
13050 path, func, user_data);
13052 gtk_tree_path_free (path);
13056 * gtk_tree_view_row_expanded:
13057 * @tree_view: A #GtkTreeView.
13058 * @path: A #GtkTreePath to test expansion state.
13060 * Returns %TRUE if the node pointed to by @path is expanded in @tree_view.
13062 * Return value: %TRUE if #path is expanded.
13065 gtk_tree_view_row_expanded (GtkTreeView *tree_view,
13071 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
13072 g_return_val_if_fail (path != NULL, FALSE);
13074 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
13079 return (node->children != NULL);
13083 * gtk_tree_view_get_reorderable:
13084 * @tree_view: a #GtkTreeView
13086 * Retrieves whether the user can reorder the tree via drag-and-drop. See
13087 * gtk_tree_view_set_reorderable().
13089 * Return value: %TRUE if the tree can be reordered.
13092 gtk_tree_view_get_reorderable (GtkTreeView *tree_view)
13094 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
13096 return tree_view->priv->reorderable;
13100 * gtk_tree_view_set_reorderable:
13101 * @tree_view: A #GtkTreeView.
13102 * @reorderable: %TRUE, if the tree can be reordered.
13104 * This function is a convenience function to allow you to reorder
13105 * models that support the #GtkTreeDragSourceIface and the
13106 * #GtkTreeDragDestIface. Both #GtkTreeStore and #GtkListStore support
13107 * these. If @reorderable is %TRUE, then the user can reorder the
13108 * model by dragging and dropping rows. The developer can listen to
13109 * these changes by connecting to the model's row_inserted and
13110 * row_deleted signals. The reordering is implemented by setting up
13111 * the tree view as a drag source and destination. Therefore, drag and
13112 * drop can not be used in a reorderable view for any other purpose.
13114 * This function does not give you any degree of control over the order -- any
13115 * reordering is allowed. If more control is needed, you should probably
13116 * handle drag and drop manually.
13119 gtk_tree_view_set_reorderable (GtkTreeView *tree_view,
13120 gboolean reorderable)
13122 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13124 reorderable = reorderable != FALSE;
13126 if (tree_view->priv->reorderable == reorderable)
13131 const GtkTargetEntry row_targets[] = {
13132 { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_WIDGET, 0 }
13135 gtk_tree_view_enable_model_drag_source (tree_view,
13138 G_N_ELEMENTS (row_targets),
13140 gtk_tree_view_enable_model_drag_dest (tree_view,
13142 G_N_ELEMENTS (row_targets),
13147 gtk_tree_view_unset_rows_drag_source (tree_view);
13148 gtk_tree_view_unset_rows_drag_dest (tree_view);
13151 tree_view->priv->reorderable = reorderable;
13153 g_object_notify (G_OBJECT (tree_view), "reorderable");
13157 gtk_tree_view_real_set_cursor (GtkTreeView *tree_view,
13159 gboolean clear_and_select,
13160 gboolean clamp_node)
13162 GtkRBTree *tree = NULL;
13163 GtkRBNode *node = NULL;
13165 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
13167 GtkTreePath *cursor_path;
13168 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
13169 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
13170 gtk_tree_path_free (cursor_path);
13173 gtk_tree_row_reference_free (tree_view->priv->cursor);
13174 tree_view->priv->cursor = NULL;
13176 /* One cannot set the cursor on a separator. Also, if
13177 * _gtk_tree_view_find_node returns TRUE, it ran out of tree
13178 * before finding the tree and node belonging to path. The
13179 * path maps to a non-existing path and we will silently bail out.
13180 * We unset tree and node to avoid further processing.
13182 if (!row_is_separator (tree_view, NULL, path)
13183 && _gtk_tree_view_find_node (tree_view, path, &tree, &node) == FALSE)
13185 tree_view->priv->cursor =
13186 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
13187 tree_view->priv->model,
13198 GtkRBTree *new_tree = NULL;
13199 GtkRBNode *new_node = NULL;
13201 if (clear_and_select && !tree_view->priv->modify_selection_pressed)
13203 GtkTreeSelectMode mode = 0;
13205 if (tree_view->priv->extend_selection_pressed)
13206 mode |= GTK_TREE_SELECT_MODE_EXTEND;
13208 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
13209 node, tree, path, mode,
13213 /* We have to re-find tree and node here again, somebody might have
13214 * cleared the node or the whole tree in the GtkTreeSelection::changed
13215 * callback. If the nodes differ we bail out here.
13217 _gtk_tree_view_find_node (tree_view, path, &new_tree, &new_node);
13219 if (tree != new_tree || node != new_node)
13224 gtk_tree_view_clamp_node_visible (tree_view, tree, node);
13225 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
13229 g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0);
13233 * gtk_tree_view_get_cursor:
13234 * @tree_view: A #GtkTreeView
13235 * @path: (out) (transfer full) (allow-none): A pointer to be filled with the current cursor path, or %NULL
13236 * @focus_column: (out) (transfer none) (allow-none): A pointer to be filled with the current focus column, or %NULL
13238 * Fills in @path and @focus_column with the current path and focus column. If
13239 * the cursor isn't currently set, then *@path will be %NULL. If no column
13240 * currently has focus, then *@focus_column will be %NULL.
13242 * The returned #GtkTreePath must be freed with gtk_tree_path_free() when
13243 * you are done with it.
13246 gtk_tree_view_get_cursor (GtkTreeView *tree_view,
13247 GtkTreePath **path,
13248 GtkTreeViewColumn **focus_column)
13250 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13254 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
13255 *path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
13262 *focus_column = tree_view->priv->focus_column;
13267 * gtk_tree_view_set_cursor:
13268 * @tree_view: A #GtkTreeView
13269 * @path: A #GtkTreePath
13270 * @focus_column: (allow-none): A #GtkTreeViewColumn, or %NULL
13271 * @start_editing: %TRUE if the specified cell should start being edited.
13273 * Sets the current keyboard focus to be at @path, and selects it. This is
13274 * useful when you want to focus the user's attention on a particular row. If
13275 * @focus_column is not %NULL, then focus is given to the column specified by
13276 * it. Additionally, if @focus_column is specified, and @start_editing is
13277 * %TRUE, then editing should be started in the specified cell.
13278 * This function is often followed by @gtk_widget_grab_focus (@tree_view)
13279 * in order to give keyboard focus to the widget. Please note that editing
13280 * can only happen when the widget is realized.
13282 * If @path is invalid for @model, the current cursor (if any) will be unset
13283 * and the function will return without failing.
13286 gtk_tree_view_set_cursor (GtkTreeView *tree_view,
13288 GtkTreeViewColumn *focus_column,
13289 gboolean start_editing)
13291 gtk_tree_view_set_cursor_on_cell (tree_view, path, focus_column,
13292 NULL, start_editing);
13296 * gtk_tree_view_set_cursor_on_cell:
13297 * @tree_view: A #GtkTreeView
13298 * @path: A #GtkTreePath
13299 * @focus_column: (allow-none): A #GtkTreeViewColumn, or %NULL
13300 * @focus_cell: (allow-none): A #GtkCellRenderer, or %NULL
13301 * @start_editing: %TRUE if the specified cell should start being edited.
13303 * Sets the current keyboard focus to be at @path, and selects it. This is
13304 * useful when you want to focus the user's attention on a particular row. If
13305 * @focus_column is not %NULL, then focus is given to the column specified by
13306 * it. If @focus_column and @focus_cell are not %NULL, and @focus_column
13307 * contains 2 or more editable or activatable cells, then focus is given to
13308 * the cell specified by @focus_cell. Additionally, if @focus_column is
13309 * specified, and @start_editing is %TRUE, then editing should be started in
13310 * the specified cell. This function is often followed by
13311 * @gtk_widget_grab_focus (@tree_view) in order to give keyboard focus to the
13312 * widget. Please note that editing can only happen when the widget is
13315 * If @path is invalid for @model, the current cursor (if any) will be unset
13316 * and the function will return without failing.
13321 gtk_tree_view_set_cursor_on_cell (GtkTreeView *tree_view,
13323 GtkTreeViewColumn *focus_column,
13324 GtkCellRenderer *focus_cell,
13325 gboolean start_editing)
13327 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13328 g_return_if_fail (path != NULL);
13329 g_return_if_fail (focus_column == NULL || GTK_IS_TREE_VIEW_COLUMN (focus_column));
13331 if (!tree_view->priv->model)
13336 g_return_if_fail (focus_column);
13337 g_return_if_fail (GTK_IS_CELL_RENDERER (focus_cell));
13340 /* cancel the current editing, if it exists */
13341 if (tree_view->priv->edited_column &&
13342 gtk_cell_area_get_edit_widget
13343 (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->edited_column))))
13344 gtk_tree_view_stop_editing (tree_view, TRUE);
13346 gtk_tree_view_real_set_cursor (tree_view, path, TRUE, TRUE);
13348 if (focus_column &&
13349 gtk_tree_view_column_get_visible (focus_column))
13352 gboolean column_in_tree = FALSE;
13354 for (list = tree_view->priv->columns; list; list = list->next)
13355 if (list->data == focus_column)
13357 column_in_tree = TRUE;
13360 g_return_if_fail (column_in_tree);
13361 tree_view->priv->focus_column = focus_column;
13363 gtk_tree_view_column_focus_cell (focus_column, focus_cell);
13365 gtk_tree_view_start_editing (tree_view, path, TRUE);
13370 * gtk_tree_view_get_bin_window:
13371 * @tree_view: A #GtkTreeView
13373 * Returns the window that @tree_view renders to.
13374 * This is used primarily to compare to <literal>event->window</literal>
13375 * to confirm that the event on @tree_view is on the right window.
13377 * Return value: (transfer none): A #GdkWindow, or %NULL when @tree_view
13378 * hasn't been realized yet
13381 gtk_tree_view_get_bin_window (GtkTreeView *tree_view)
13383 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
13385 return tree_view->priv->bin_window;
13389 * gtk_tree_view_get_path_at_pos:
13390 * @tree_view: A #GtkTreeView.
13391 * @x: The x position to be identified (relative to bin_window).
13392 * @y: The y position to be identified (relative to bin_window).
13393 * @path: (out) (allow-none): A pointer to a #GtkTreePath pointer to be filled in, or %NULL
13394 * @column: (out) (transfer none) (allow-none): A pointer to a #GtkTreeViewColumn pointer to be filled in, or %NULL
13395 * @cell_x: (out) (allow-none): A pointer where the X coordinate relative to the cell can be placed, or %NULL
13396 * @cell_y: (out) (allow-none): A pointer where the Y coordinate relative to the cell can be placed, or %NULL
13398 * Finds the path at the point (@x, @y), relative to bin_window coordinates
13399 * (please see gtk_tree_view_get_bin_window()).
13400 * That is, @x and @y are relative to an events coordinates. @x and @y must
13401 * come from an event on the @tree_view only where <literal>event->window ==
13402 * gtk_tree_view_get_bin_window (<!-- -->)</literal>. It is primarily for
13403 * things like popup menus. If @path is non-%NULL, then it will be filled
13404 * with the #GtkTreePath at that point. This path should be freed with
13405 * gtk_tree_path_free(). If @column is non-%NULL, then it will be filled
13406 * with the column at that point. @cell_x and @cell_y return the coordinates
13407 * relative to the cell background (i.e. the @background_area passed to
13408 * gtk_cell_renderer_render()). This function is only meaningful if
13409 * @tree_view is realized. Therefore this function will always return %FALSE
13410 * if @tree_view is not realized or does not have a model.
13412 * For converting widget coordinates (eg. the ones you get from
13413 * GtkWidget::query-tooltip), please see
13414 * gtk_tree_view_convert_widget_to_bin_window_coords().
13416 * Return value: %TRUE if a row exists at that coordinate.
13419 gtk_tree_view_get_path_at_pos (GtkTreeView *tree_view,
13422 GtkTreePath **path,
13423 GtkTreeViewColumn **column,
13431 g_return_val_if_fail (tree_view != NULL, FALSE);
13438 if (tree_view->priv->bin_window == NULL)
13441 if (tree_view->priv->tree == NULL)
13444 if (x > gtk_adjustment_get_upper (tree_view->priv->hadjustment))
13447 if (x < 0 || y < 0)
13450 if (column || cell_x)
13452 GtkTreeViewColumn *tmp_column;
13453 GtkTreeViewColumn *last_column = NULL;
13455 gint remaining_x = x;
13456 gboolean found = FALSE;
13460 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
13461 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
13463 list = (rtl ? list->prev : list->next))
13465 tmp_column = list->data;
13467 if (gtk_tree_view_column_get_visible (tmp_column) == FALSE)
13470 last_column = tmp_column;
13471 width = gtk_tree_view_column_get_width (tmp_column);
13472 if (remaining_x <= width)
13477 *column = tmp_column;
13480 *cell_x = remaining_x;
13484 remaining_x -= width;
13487 /* If found is FALSE and there is a last_column, then it the remainder
13488 * space is in that area
13495 *column = last_column;
13498 *cell_x = gtk_tree_view_column_get_width (last_column) + remaining_x;
13507 y_offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
13508 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, y),
13515 *cell_y = y_offset;
13518 *path = _gtk_tree_view_find_path (tree_view, tree, node);
13525 gtk_tree_view_get_cell_area_height (GtkTreeView *tree_view,
13527 gint vertical_separator)
13531 /* The "cell" areas are the cell_area passed in to gtk_cell_renderer_render(),
13532 * i.e. just the cells, no spacing.
13534 * The cell area height is at least expander_size - vertical_separator.
13535 * For regular nodes, the height is then at least expander_size. We should
13536 * be able to enforce the expander_size minimum here, because this
13537 * function will not be called for irregular (e.g. separator) rows.
13539 height = gtk_tree_view_get_row_height (tree_view, node);
13540 if (height < tree_view->priv->expander_size)
13541 height = tree_view->priv->expander_size;
13543 return height - vertical_separator;
13547 gtk_tree_view_get_cell_area_y_offset (GtkTreeView *tree_view,
13550 gint vertical_separator)
13554 offset = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
13555 offset += vertical_separator / 2;
13561 * gtk_tree_view_get_cell_area:
13562 * @tree_view: a #GtkTreeView
13563 * @path: (allow-none): a #GtkTreePath for the row, or %NULL to get only horizontal coordinates
13564 * @column: (allow-none): a #GtkTreeViewColumn for the column, or %NULL to get only vertical coordinates
13565 * @rect: (out): rectangle to fill with cell rect
13567 * Fills the bounding rectangle in bin_window coordinates for the cell at the
13568 * row specified by @path and the column specified by @column. If @path is
13569 * %NULL, or points to a path not currently displayed, the @y and @height fields
13570 * of the rectangle will be filled with 0. If @column is %NULL, the @x and @width
13571 * fields will be filled with 0. The sum of all cell rects does not cover the
13572 * entire tree; there are extra pixels in between rows, for example. The
13573 * returned rectangle is equivalent to the @cell_area passed to
13574 * gtk_cell_renderer_render(). This function is only valid if @tree_view is
13578 gtk_tree_view_get_cell_area (GtkTreeView *tree_view,
13580 GtkTreeViewColumn *column,
13581 GdkRectangle *rect)
13583 GtkRBTree *tree = NULL;
13584 GtkRBNode *node = NULL;
13585 gint vertical_separator;
13586 gint horizontal_separator;
13588 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13589 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
13590 g_return_if_fail (rect != NULL);
13591 g_return_if_fail (!column || gtk_tree_view_column_get_tree_view (column) == (GtkWidget *) tree_view);
13592 g_return_if_fail (gtk_widget_get_realized (GTK_WIDGET (tree_view)));
13594 gtk_widget_style_get (GTK_WIDGET (tree_view),
13595 "vertical-separator", &vertical_separator,
13596 "horizontal-separator", &horizontal_separator,
13606 rect->x = gtk_tree_view_column_get_x_offset (column) + horizontal_separator/2;
13607 rect->width = gtk_tree_view_column_get_width (column) - horizontal_separator;
13612 gboolean ret = _gtk_tree_view_find_node (tree_view, path, &tree, &node);
13614 /* Get vertical coords */
13615 if ((!ret && tree == NULL) || ret)
13618 if (row_is_separator (tree_view, NULL, path))
13620 /* There isn't really a "cell area" for separator, so we
13621 * return the y, height values for background area instead.
13623 rect->y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
13624 rect->height = gtk_tree_view_get_row_height (tree_view, node);
13628 rect->y = gtk_tree_view_get_cell_area_y_offset (tree_view, tree, node,
13629 vertical_separator);
13630 rect->height = gtk_tree_view_get_cell_area_height (tree_view, node,
13631 vertical_separator);
13635 gtk_tree_view_is_expander_column (tree_view, column))
13637 gint depth = gtk_tree_path_get_depth (path);
13640 rtl = gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL;
13643 rect->x += (depth - 1) * tree_view->priv->level_indentation;
13644 rect->width -= (depth - 1) * tree_view->priv->level_indentation;
13646 if (gtk_tree_view_draw_expanders (tree_view))
13649 rect->x += depth * tree_view->priv->expander_size;
13650 rect->width -= depth * tree_view->priv->expander_size;
13653 rect->width = MAX (rect->width, 0);
13659 gtk_tree_view_get_row_height (GtkTreeView *tree_view,
13664 /* The "background" areas of all rows/cells add up to cover the entire tree.
13665 * The background includes all inter-row and inter-cell spacing.
13667 * If the row pointed at by node does not have a height set, we default
13668 * to expander_size, which is the minimum height for regular nodes.
13669 * Non-regular nodes (e.g. separators) can have a height set smaller
13670 * than expander_size and should not be overruled here.
13672 height = GTK_RBNODE_GET_HEIGHT (node);
13674 height = tree_view->priv->expander_size;
13680 gtk_tree_view_get_row_y_offset (GtkTreeView *tree_view,
13686 offset = _gtk_rbtree_node_find_offset (tree, node);
13688 return RBTREE_Y_TO_TREE_WINDOW_Y (tree_view, offset);
13692 * gtk_tree_view_get_background_area:
13693 * @tree_view: a #GtkTreeView
13694 * @path: (allow-none): a #GtkTreePath for the row, or %NULL to get only horizontal coordinates
13695 * @column: (allow-none): a #GtkTreeViewColumn for the column, or %NULL to get only vertical coordiantes
13696 * @rect: (out): rectangle to fill with cell background rect
13698 * Fills the bounding rectangle in bin_window coordinates for the cell at the
13699 * row specified by @path and the column specified by @column. If @path is
13700 * %NULL, or points to a node not found in the tree, the @y and @height fields of
13701 * the rectangle will be filled with 0. If @column is %NULL, the @x and @width
13702 * fields will be filled with 0. The returned rectangle is equivalent to the
13703 * @background_area passed to gtk_cell_renderer_render(). These background
13704 * areas tile to cover the entire bin window. Contrast with the @cell_area,
13705 * returned by gtk_tree_view_get_cell_area(), which returns only the cell
13706 * itself, excluding surrounding borders and the tree expander area.
13710 gtk_tree_view_get_background_area (GtkTreeView *tree_view,
13712 GtkTreeViewColumn *column,
13713 GdkRectangle *rect)
13715 GtkRBTree *tree = NULL;
13716 GtkRBNode *node = NULL;
13718 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13719 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
13720 g_return_if_fail (rect != NULL);
13729 /* Get vertical coords */
13731 if (!_gtk_tree_view_find_node (tree_view, path, &tree, &node) &&
13735 rect->y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
13736 rect->height = gtk_tree_view_get_row_height (tree_view, node);
13743 gtk_tree_view_get_background_xrange (tree_view, tree, column, &rect->x, &x2);
13744 rect->width = x2 - rect->x;
13749 * gtk_tree_view_get_visible_rect:
13750 * @tree_view: a #GtkTreeView
13751 * @visible_rect: (out): rectangle to fill
13753 * Fills @visible_rect with the currently-visible region of the
13754 * buffer, in tree coordinates. Convert to bin_window coordinates with
13755 * gtk_tree_view_convert_tree_to_bin_window_coords().
13756 * Tree coordinates start at 0,0 for row 0 of the tree, and cover the entire
13757 * scrollable area of the tree.
13760 gtk_tree_view_get_visible_rect (GtkTreeView *tree_view,
13761 GdkRectangle *visible_rect)
13763 GtkAllocation allocation;
13766 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13768 widget = GTK_WIDGET (tree_view);
13772 gtk_widget_get_allocation (widget, &allocation);
13773 visible_rect->x = gtk_adjustment_get_value (tree_view->priv->hadjustment);
13774 visible_rect->y = gtk_adjustment_get_value (tree_view->priv->vadjustment);
13775 visible_rect->width = allocation.width;
13776 visible_rect->height = allocation.height - gtk_tree_view_get_effective_header_height (tree_view);
13781 * gtk_tree_view_convert_widget_to_tree_coords:
13782 * @tree_view: a #GtkTreeView
13783 * @wx: X coordinate relative to the widget
13784 * @wy: Y coordinate relative to the widget
13785 * @tx: (out): return location for tree X coordinate
13786 * @ty: (out): return location for tree Y coordinate
13788 * Converts widget coordinates to coordinates for the
13789 * tree (the full scrollable area of the tree).
13794 gtk_tree_view_convert_widget_to_tree_coords (GtkTreeView *tree_view,
13802 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13804 gtk_tree_view_convert_widget_to_bin_window_coords (tree_view,
13807 gtk_tree_view_convert_bin_window_to_tree_coords (tree_view,
13813 * gtk_tree_view_convert_tree_to_widget_coords:
13814 * @tree_view: a #GtkTreeView
13815 * @tx: X coordinate relative to the tree
13816 * @ty: Y coordinate relative to the tree
13817 * @wx: (out): return location for widget X coordinate
13818 * @wy: (out): return location for widget Y coordinate
13820 * Converts tree coordinates (coordinates in full scrollable area of the tree)
13821 * to widget coordinates.
13826 gtk_tree_view_convert_tree_to_widget_coords (GtkTreeView *tree_view,
13834 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13836 gtk_tree_view_convert_tree_to_bin_window_coords (tree_view,
13839 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
13845 * gtk_tree_view_convert_widget_to_bin_window_coords:
13846 * @tree_view: a #GtkTreeView
13847 * @wx: X coordinate relative to the widget
13848 * @wy: Y coordinate relative to the widget
13849 * @bx: (out): return location for bin_window X coordinate
13850 * @by: (out): return location for bin_window Y coordinate
13852 * Converts widget coordinates to coordinates for the bin_window
13853 * (see gtk_tree_view_get_bin_window()).
13858 gtk_tree_view_convert_widget_to_bin_window_coords (GtkTreeView *tree_view,
13864 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13867 *bx = wx + gtk_adjustment_get_value (tree_view->priv->hadjustment);
13869 *by = wy - gtk_tree_view_get_effective_header_height (tree_view);
13873 * gtk_tree_view_convert_bin_window_to_widget_coords:
13874 * @tree_view: a #GtkTreeView
13875 * @bx: bin_window X coordinate
13876 * @by: bin_window Y coordinate
13877 * @wx: (out): return location for widget X coordinate
13878 * @wy: (out): return location for widget Y coordinate
13880 * Converts bin_window coordinates (see gtk_tree_view_get_bin_window())
13881 * to widget relative coordinates.
13886 gtk_tree_view_convert_bin_window_to_widget_coords (GtkTreeView *tree_view,
13892 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13895 *wx = bx - gtk_adjustment_get_value (tree_view->priv->hadjustment);
13897 *wy = by + gtk_tree_view_get_effective_header_height (tree_view);
13901 * gtk_tree_view_convert_tree_to_bin_window_coords:
13902 * @tree_view: a #GtkTreeView
13903 * @tx: tree X coordinate
13904 * @ty: tree Y coordinate
13905 * @bx: (out): return location for X coordinate relative to bin_window
13906 * @by: (out): return location for Y coordinate relative to bin_window
13908 * Converts tree coordinates (coordinates in full scrollable area of the tree)
13909 * to bin_window coordinates.
13914 gtk_tree_view_convert_tree_to_bin_window_coords (GtkTreeView *tree_view,
13920 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13925 *by = ty - tree_view->priv->dy;
13929 * gtk_tree_view_convert_bin_window_to_tree_coords:
13930 * @tree_view: a #GtkTreeView
13931 * @bx: X coordinate relative to bin_window
13932 * @by: Y coordinate relative to bin_window
13933 * @tx: (out): return location for tree X coordinate
13934 * @ty: (out): return location for tree Y coordinate
13936 * Converts bin_window coordinates to coordinates for the
13937 * tree (the full scrollable area of the tree).
13942 gtk_tree_view_convert_bin_window_to_tree_coords (GtkTreeView *tree_view,
13948 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13953 *ty = by + tree_view->priv->dy;
13959 * gtk_tree_view_get_visible_range:
13960 * @tree_view: A #GtkTreeView
13961 * @start_path: (out) (allow-none): Return location for start of region,
13963 * @end_path: (out) (allow-none): Return location for end of region, or %NULL.
13965 * Sets @start_path and @end_path to be the first and last visible path.
13966 * Note that there may be invisible paths in between.
13968 * The paths should be freed with gtk_tree_path_free() after use.
13970 * Returns: %TRUE, if valid paths were placed in @start_path and @end_path.
13975 gtk_tree_view_get_visible_range (GtkTreeView *tree_view,
13976 GtkTreePath **start_path,
13977 GtkTreePath **end_path)
13983 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
13985 if (!tree_view->priv->tree)
13992 _gtk_rbtree_find_offset (tree_view->priv->tree,
13993 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, 0),
13996 *start_path = _gtk_tree_view_find_path (tree_view, tree, node);
14005 if (tree_view->priv->height < gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
14006 y = tree_view->priv->height - 1;
14008 y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, gtk_adjustment_get_page_size (tree_view->priv->vadjustment)) - 1;
14010 _gtk_rbtree_find_offset (tree_view->priv->tree, y, &tree, &node);
14012 *end_path = _gtk_tree_view_find_path (tree_view, tree, node);
14021 * gtk_tree_view_is_blank_at_pos:
14022 * @tree_view: A #GtkTreeView
14023 * @x: The x position to be identified (relative to bin_window)
14024 * @y: The y position to be identified (relative to bin_window)
14025 * @path: (out) (allow-none): A pointer to a #GtkTreePath pointer to be filled in, or %NULL
14026 * @column: (out) (allow-none): A pointer to a #GtkTreeViewColumn pointer to be filled in, or %NULL
14027 * @cell_x: (out) (allow-none): A pointer where the X coordinate relative to the cell can be placed, or %NULL
14028 * @cell_y: (out) (allow-none): A pointer where the Y coordinate relative to the cell can be placed, or %NULL
14030 * Determine whether the point (@x, @y) in @tree_view is blank, that is no
14031 * cell content nor an expander arrow is drawn at the location. If so, the
14032 * location can be considered as the background. You might wish to take
14033 * special action on clicks on the background, such as clearing a current
14034 * selection, having a custom context menu or starting rubber banding.
14036 * The @x and @y coordinate that are provided must be relative to bin_window
14037 * coordinates. That is, @x and @y must come from an event on @tree_view
14038 * where <literal>event->window == gtk_tree_view_get_bin_window (<!-- -->)</literal>.
14040 * For converting widget coordinates (eg. the ones you get from
14041 * GtkWidget::query-tooltip), please see
14042 * gtk_tree_view_convert_widget_to_bin_window_coords().
14044 * The @path, @column, @cell_x and @cell_y arguments will be filled in
14045 * likewise as for gtk_tree_view_get_path_at_pos(). Please see
14046 * gtk_tree_view_get_path_at_pos() for more information.
14048 * Return value: %TRUE if the area at the given coordinates is blank,
14049 * %FALSE otherwise.
14054 gtk_tree_view_is_blank_at_pos (GtkTreeView *tree_view,
14057 GtkTreePath **path,
14058 GtkTreeViewColumn **column,
14065 GtkTreePath *real_path;
14066 GtkTreeViewColumn *real_column;
14067 GdkRectangle cell_area, background_area;
14069 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
14071 if (!gtk_tree_view_get_path_at_pos (tree_view, x, y,
14072 &real_path, &real_column,
14074 /* If there's no path here, it is blank */
14081 *column = real_column;
14083 gtk_tree_model_get_iter (tree_view->priv->model, &iter, real_path);
14084 _gtk_tree_view_find_node (tree_view, real_path, &tree, &node);
14086 /* Check if there's an expander arrow at (x, y) */
14087 if (real_column == tree_view->priv->expander_column
14088 && gtk_tree_view_draw_expanders (tree_view))
14090 gboolean over_arrow;
14092 over_arrow = coords_are_over_arrow (tree_view, tree, node, x, y);
14097 gtk_tree_path_free (real_path);
14102 /* Otherwise, have the column see if there's a cell at (x, y) */
14103 gtk_tree_view_column_cell_set_cell_data (real_column,
14104 tree_view->priv->model,
14106 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
14107 node->children ? TRUE : FALSE);
14109 gtk_tree_view_get_background_area (tree_view, real_path, real_column,
14111 gtk_tree_view_get_cell_area (tree_view, real_path, real_column,
14115 gtk_tree_path_free (real_path);
14117 return _gtk_tree_view_column_is_blank_at_pos (real_column,
14124 unset_reorderable (GtkTreeView *tree_view)
14126 if (tree_view->priv->reorderable)
14128 tree_view->priv->reorderable = FALSE;
14129 g_object_notify (G_OBJECT (tree_view), "reorderable");
14134 * gtk_tree_view_enable_model_drag_source:
14135 * @tree_view: a #GtkTreeView
14136 * @start_button_mask: Mask of allowed buttons to start drag
14137 * @targets: (array length=n_targets): the table of targets that 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 drag source for automatic DND. Calling this
14143 * method sets #GtkTreeView:reorderable to %FALSE.
14146 gtk_tree_view_enable_model_drag_source (GtkTreeView *tree_view,
14147 GdkModifierType start_button_mask,
14148 const GtkTargetEntry *targets,
14150 GdkDragAction actions)
14152 TreeViewDragInfo *di;
14154 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14156 gtk_drag_source_set (GTK_WIDGET (tree_view),
14162 di = ensure_info (tree_view);
14164 di->start_button_mask = start_button_mask;
14165 di->source_actions = actions;
14166 di->source_set = TRUE;
14168 unset_reorderable (tree_view);
14172 * gtk_tree_view_enable_model_drag_dest:
14173 * @tree_view: a #GtkTreeView
14174 * @targets: (array length=n_targets): the table of targets that
14175 * the drag will support
14176 * @n_targets: the number of items in @targets
14177 * @actions: the bitmask of possible actions for a drag from this
14180 * Turns @tree_view into a drop destination for automatic DND. Calling
14181 * this method sets #GtkTreeView:reorderable to %FALSE.
14184 gtk_tree_view_enable_model_drag_dest (GtkTreeView *tree_view,
14185 const GtkTargetEntry *targets,
14187 GdkDragAction actions)
14189 TreeViewDragInfo *di;
14191 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14193 gtk_drag_dest_set (GTK_WIDGET (tree_view),
14199 di = ensure_info (tree_view);
14200 di->dest_set = TRUE;
14202 unset_reorderable (tree_view);
14206 * gtk_tree_view_unset_rows_drag_source:
14207 * @tree_view: a #GtkTreeView
14209 * Undoes the effect of
14210 * gtk_tree_view_enable_model_drag_source(). Calling this method sets
14211 * #GtkTreeView:reorderable to %FALSE.
14214 gtk_tree_view_unset_rows_drag_source (GtkTreeView *tree_view)
14216 TreeViewDragInfo *di;
14218 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14220 di = get_info (tree_view);
14224 if (di->source_set)
14226 gtk_drag_source_unset (GTK_WIDGET (tree_view));
14227 di->source_set = FALSE;
14230 if (!di->dest_set && !di->source_set)
14231 remove_info (tree_view);
14234 unset_reorderable (tree_view);
14238 * gtk_tree_view_unset_rows_drag_dest:
14239 * @tree_view: a #GtkTreeView
14241 * Undoes the effect of
14242 * gtk_tree_view_enable_model_drag_dest(). Calling this method sets
14243 * #GtkTreeView:reorderable to %FALSE.
14246 gtk_tree_view_unset_rows_drag_dest (GtkTreeView *tree_view)
14248 TreeViewDragInfo *di;
14250 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14252 di = get_info (tree_view);
14258 gtk_drag_dest_unset (GTK_WIDGET (tree_view));
14259 di->dest_set = FALSE;
14262 if (!di->dest_set && !di->source_set)
14263 remove_info (tree_view);
14266 unset_reorderable (tree_view);
14270 * gtk_tree_view_set_drag_dest_row:
14271 * @tree_view: a #GtkTreeView
14272 * @path: (allow-none): The path of the row to highlight, or %NULL
14273 * @pos: Specifies whether to drop before, after or into the row
14275 * Sets the row that is highlighted for feedback.
14276 * If @path is %NULL, an existing highlight is removed.
14279 gtk_tree_view_set_drag_dest_row (GtkTreeView *tree_view,
14281 GtkTreeViewDropPosition pos)
14283 GtkTreePath *current_dest;
14285 /* Note; this function is exported to allow a custom DND
14286 * implementation, so it can't touch TreeViewDragInfo
14289 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14291 current_dest = NULL;
14293 if (tree_view->priv->drag_dest_row)
14295 current_dest = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
14296 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
14299 /* special case a drop on an empty model */
14300 tree_view->priv->empty_view_drop = 0;
14302 if (pos == GTK_TREE_VIEW_DROP_BEFORE && path
14303 && gtk_tree_path_get_depth (path) == 1
14304 && gtk_tree_path_get_indices (path)[0] == 0)
14308 n_children = gtk_tree_model_iter_n_children (tree_view->priv->model,
14312 tree_view->priv->empty_view_drop = 1;
14315 tree_view->priv->drag_dest_pos = pos;
14319 tree_view->priv->drag_dest_row =
14320 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
14321 gtk_tree_view_queue_draw_path (tree_view, path, NULL);
14324 tree_view->priv->drag_dest_row = NULL;
14328 GtkRBTree *tree, *new_tree;
14329 GtkRBNode *node, *new_node;
14331 _gtk_tree_view_find_node (tree_view, current_dest, &tree, &node);
14332 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
14336 _gtk_rbtree_next_full (tree, node, &new_tree, &new_node);
14337 if (new_tree && new_node)
14338 _gtk_tree_view_queue_draw_node (tree_view, new_tree, new_node, NULL);
14340 _gtk_rbtree_prev_full (tree, node, &new_tree, &new_node);
14341 if (new_tree && new_node)
14342 _gtk_tree_view_queue_draw_node (tree_view, new_tree, new_node, NULL);
14344 gtk_tree_path_free (current_dest);
14349 * gtk_tree_view_get_drag_dest_row:
14350 * @tree_view: a #GtkTreeView
14351 * @path: (out) (allow-none): Return location for the path of the highlighted row, or %NULL.
14352 * @pos: (out) (allow-none): Return location for the drop position, or %NULL
14354 * Gets information about the row that is highlighted for feedback.
14357 gtk_tree_view_get_drag_dest_row (GtkTreeView *tree_view,
14358 GtkTreePath **path,
14359 GtkTreeViewDropPosition *pos)
14361 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14365 if (tree_view->priv->drag_dest_row)
14366 *path = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
14369 if (tree_view->priv->empty_view_drop)
14370 *path = gtk_tree_path_new_from_indices (0, -1);
14377 *pos = tree_view->priv->drag_dest_pos;
14381 * gtk_tree_view_get_dest_row_at_pos:
14382 * @tree_view: a #GtkTreeView
14383 * @drag_x: the position to determine the destination row for
14384 * @drag_y: the position to determine the destination row for
14385 * @path: (out) (allow-none): Return location for the path of the highlighted row, or %NULL.
14386 * @pos: (out) (allow-none): Return location for the drop position, or %NULL
14388 * Determines the destination row for a given position. @drag_x and
14389 * @drag_y are expected to be in widget coordinates. This function is only
14390 * meaningful if @tree_view is realized. Therefore this function will always
14391 * return %FALSE if @tree_view is not realized or does not have a model.
14393 * Return value: whether there is a row at the given position, %TRUE if this
14394 * is indeed the case.
14397 gtk_tree_view_get_dest_row_at_pos (GtkTreeView *tree_view,
14400 GtkTreePath **path,
14401 GtkTreeViewDropPosition *pos)
14405 gdouble offset_into_row;
14408 GtkTreeViewColumn *column = NULL;
14409 GtkTreePath *tmp_path = NULL;
14411 /* Note; this function is exported to allow a custom DND
14412 * implementation, so it can't touch TreeViewDragInfo
14415 g_return_val_if_fail (tree_view != NULL, FALSE);
14416 g_return_val_if_fail (drag_x >= 0, FALSE);
14417 g_return_val_if_fail (drag_y >= 0, FALSE);
14422 if (tree_view->priv->bin_window == NULL)
14425 if (tree_view->priv->tree == NULL)
14428 /* If in the top third of a row, we drop before that row; if
14429 * in the bottom third, drop after that row; if in the middle,
14430 * and the row has children, drop into the row.
14432 gtk_tree_view_convert_widget_to_bin_window_coords (tree_view, drag_x, drag_y,
14435 if (!gtk_tree_view_get_path_at_pos (tree_view,
14444 gtk_tree_view_get_background_area (tree_view, tmp_path, column,
14447 offset_into_row = cell_y;
14452 gtk_tree_path_free (tmp_path);
14456 third = cell.height / 3.0;
14460 if (offset_into_row < third)
14462 *pos = GTK_TREE_VIEW_DROP_BEFORE;
14464 else if (offset_into_row < (cell.height / 2.0))
14466 *pos = GTK_TREE_VIEW_DROP_INTO_OR_BEFORE;
14468 else if (offset_into_row < third * 2.0)
14470 *pos = GTK_TREE_VIEW_DROP_INTO_OR_AFTER;
14474 *pos = GTK_TREE_VIEW_DROP_AFTER;
14483 /* KEEP IN SYNC WITH GTK_TREE_VIEW_BIN_EXPOSE */
14485 * gtk_tree_view_create_row_drag_icon:
14486 * @tree_view: a #GtkTreeView
14487 * @path: a #GtkTreePath in @tree_view
14489 * Creates a #cairo_surface_t representation of the row at @path.
14490 * This image is used for a drag icon.
14492 * Return value: (transfer full): a newly-allocated surface of the drag icon.
14495 gtk_tree_view_create_row_drag_icon (GtkTreeView *tree_view,
14501 GtkStyleContext *context;
14502 GtkStateFlags state;
14505 GdkRectangle background_area;
14508 /* start drawing inside the black outline */
14510 cairo_surface_t *surface;
14511 gint bin_window_width;
14512 gboolean is_separator = FALSE;
14513 gboolean rtl, allow_rules;
14516 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14517 g_return_val_if_fail (path != NULL, NULL);
14519 widget = GTK_WIDGET (tree_view);
14521 if (!gtk_widget_get_realized (widget))
14524 depth = gtk_tree_path_get_depth (path);
14526 _gtk_tree_view_find_node (tree_view,
14534 if (!gtk_tree_model_get_iter (tree_view->priv->model,
14539 context = gtk_widget_get_style_context (widget);
14541 gtk_style_context_save (context);
14543 state = gtk_widget_get_state_flags (widget);
14544 gtk_style_context_set_state (context, state);
14546 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
14547 gtk_style_context_add_region (context, GTK_STYLE_REGION_COLUMN, 0);
14549 gtk_widget_style_get (widget,
14550 "allow-rules", &allow_rules,
14553 if (allow_rules && tree_view->priv->has_rules)
14555 GtkRegionFlags row_flags;
14557 if ((_gtk_rbtree_node_get_index (tree, node) % 2))
14558 row_flags = GTK_REGION_ODD;
14560 row_flags = GTK_REGION_EVEN;
14562 gtk_style_context_add_region (context, GTK_STYLE_REGION_ROW, row_flags);
14565 is_separator = row_is_separator (tree_view, &iter, NULL);
14569 background_area.y = y;
14570 background_area.height = gtk_tree_view_get_row_height (tree_view, node);
14572 bin_window_width = gdk_window_get_width (tree_view->priv->bin_window);
14574 surface = gdk_window_create_similar_surface (tree_view->priv->bin_window,
14575 CAIRO_CONTENT_COLOR,
14576 bin_window_width + 2,
14577 background_area.height + 2);
14579 cr = cairo_create (surface);
14581 gtk_render_background (context, cr, 0, 0,
14582 bin_window_width + 2,
14583 background_area.height + 2);
14585 rtl = gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL;
14587 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
14589 list = (rtl ? list->prev : list->next))
14591 GtkTreeViewColumn *column = list->data;
14592 GdkRectangle cell_area;
14593 gint vertical_separator;
14595 if (!gtk_tree_view_column_get_visible (column))
14598 gtk_tree_view_column_cell_set_cell_data (column, tree_view->priv->model, &iter,
14599 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
14600 node->children?TRUE:FALSE);
14602 background_area.x = cell_offset;
14603 background_area.width = gtk_tree_view_column_get_width (column);
14605 gtk_widget_style_get (widget,
14606 "vertical-separator", &vertical_separator,
14609 cell_area = background_area;
14611 cell_area.y += vertical_separator / 2;
14612 cell_area.height -= vertical_separator;
14614 if (gtk_tree_view_is_expander_column (tree_view, column))
14617 cell_area.x += (depth - 1) * tree_view->priv->level_indentation;
14618 cell_area.width -= (depth - 1) * tree_view->priv->level_indentation;
14620 if (gtk_tree_view_draw_expanders (tree_view))
14623 cell_area.x += depth * tree_view->priv->expander_size;
14624 cell_area.width -= depth * tree_view->priv->expander_size;
14628 if (gtk_tree_view_column_cell_is_visible (column))
14632 gtk_style_context_save (context);
14633 gtk_style_context_add_class (context, GTK_STYLE_CLASS_SEPARATOR);
14635 gtk_render_line (context, cr,
14637 cell_area.y + cell_area.height / 2,
14638 cell_area.x + cell_area.width,
14639 cell_area.y + cell_area.height / 2);
14641 gtk_style_context_restore (context);
14645 _gtk_tree_view_column_cell_render (column,
14652 cell_offset += gtk_tree_view_column_get_width (column);
14655 cairo_set_source_rgb (cr, 0, 0, 0);
14656 cairo_rectangle (cr,
14658 bin_window_width + 1,
14659 background_area.height + 1);
14660 cairo_set_line_width (cr, 1.0);
14663 cairo_destroy (cr);
14665 cairo_surface_set_device_offset (surface, 2, 2);
14667 gtk_style_context_restore (context);
14674 * gtk_tree_view_set_destroy_count_func:
14675 * @tree_view: A #GtkTreeView
14676 * @func: (allow-none): Function to be called when a view row is destroyed, or %NULL
14677 * @data: (allow-none): User data to be passed to @func, or %NULL
14678 * @destroy: (allow-none): Destroy notifier for @data, or %NULL
14680 * This function should almost never be used. It is meant for private use by
14681 * ATK for determining the number of visible children that are removed when the
14682 * user collapses a row, or a row is deleted.
14685 gtk_tree_view_set_destroy_count_func (GtkTreeView *tree_view,
14686 GtkTreeDestroyCountFunc func,
14688 GDestroyNotify destroy)
14690 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14692 if (tree_view->priv->destroy_count_destroy)
14693 tree_view->priv->destroy_count_destroy (tree_view->priv->destroy_count_data);
14695 tree_view->priv->destroy_count_func = func;
14696 tree_view->priv->destroy_count_data = data;
14697 tree_view->priv->destroy_count_destroy = destroy;
14702 * Interactive search
14706 * gtk_tree_view_set_enable_search:
14707 * @tree_view: A #GtkTreeView
14708 * @enable_search: %TRUE, if the user can search interactively
14710 * If @enable_search is set, then the user can type in text to search through
14711 * the tree interactively (this is sometimes called "typeahead find").
14713 * Note that even if this is %FALSE, the user can still initiate a search
14714 * using the "start-interactive-search" key binding.
14717 gtk_tree_view_set_enable_search (GtkTreeView *tree_view,
14718 gboolean enable_search)
14720 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14722 enable_search = !!enable_search;
14724 if (tree_view->priv->enable_search != enable_search)
14726 tree_view->priv->enable_search = enable_search;
14727 g_object_notify (G_OBJECT (tree_view), "enable-search");
14732 * gtk_tree_view_get_enable_search:
14733 * @tree_view: A #GtkTreeView
14735 * Returns whether or not the tree allows to start interactive searching
14736 * by typing in text.
14738 * Return value: whether or not to let the user search interactively
14741 gtk_tree_view_get_enable_search (GtkTreeView *tree_view)
14743 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
14745 return tree_view->priv->enable_search;
14750 * gtk_tree_view_get_search_column:
14751 * @tree_view: A #GtkTreeView
14753 * Gets the column searched on by the interactive search code.
14755 * Return value: the column the interactive search code searches in.
14758 gtk_tree_view_get_search_column (GtkTreeView *tree_view)
14760 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
14762 return (tree_view->priv->search_column);
14766 * gtk_tree_view_set_search_column:
14767 * @tree_view: A #GtkTreeView
14768 * @column: the column of the model to search in, or -1 to disable searching
14770 * Sets @column as the column where the interactive search code should
14771 * search in for the current model.
14773 * If the search column is set, users can use the "start-interactive-search"
14774 * key binding to bring up search popup. The enable-search property controls
14775 * whether simply typing text will also start an interactive search.
14777 * Note that @column refers to a column of the current model. The search
14778 * column is reset to -1 when the model is changed.
14781 gtk_tree_view_set_search_column (GtkTreeView *tree_view,
14784 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14785 g_return_if_fail (column >= -1);
14787 if (tree_view->priv->search_column == column)
14790 tree_view->priv->search_column = column;
14791 g_object_notify (G_OBJECT (tree_view), "search-column");
14795 * gtk_tree_view_get_search_equal_func: (skip)
14796 * @tree_view: A #GtkTreeView
14798 * Returns the compare function currently in use.
14800 * Return value: the currently used compare function for the search code.
14803 GtkTreeViewSearchEqualFunc
14804 gtk_tree_view_get_search_equal_func (GtkTreeView *tree_view)
14806 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14808 return tree_view->priv->search_equal_func;
14812 * gtk_tree_view_set_search_equal_func:
14813 * @tree_view: A #GtkTreeView
14814 * @search_equal_func: the compare function to use during the search
14815 * @search_user_data: (allow-none): user data to pass to @search_equal_func, or %NULL
14816 * @search_destroy: (allow-none): Destroy notifier for @search_user_data, or %NULL
14818 * Sets the compare function for the interactive search capabilities; note
14819 * that somewhat like strcmp() returning 0 for equality
14820 * #GtkTreeViewSearchEqualFunc returns %FALSE on matches.
14823 gtk_tree_view_set_search_equal_func (GtkTreeView *tree_view,
14824 GtkTreeViewSearchEqualFunc search_equal_func,
14825 gpointer search_user_data,
14826 GDestroyNotify search_destroy)
14828 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14829 g_return_if_fail (search_equal_func != NULL);
14831 if (tree_view->priv->search_destroy)
14832 tree_view->priv->search_destroy (tree_view->priv->search_user_data);
14834 tree_view->priv->search_equal_func = search_equal_func;
14835 tree_view->priv->search_user_data = search_user_data;
14836 tree_view->priv->search_destroy = search_destroy;
14837 if (tree_view->priv->search_equal_func == NULL)
14838 tree_view->priv->search_equal_func = gtk_tree_view_search_equal_func;
14842 * gtk_tree_view_get_search_entry:
14843 * @tree_view: A #GtkTreeView
14845 * Returns the #GtkEntry which is currently in use as interactive search
14846 * entry for @tree_view. In case the built-in entry is being used, %NULL
14847 * will be returned.
14849 * Return value: (transfer none): the entry currently in use as search entry.
14854 gtk_tree_view_get_search_entry (GtkTreeView *tree_view)
14856 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14858 if (tree_view->priv->search_custom_entry_set)
14859 return GTK_ENTRY (tree_view->priv->search_entry);
14865 * gtk_tree_view_set_search_entry:
14866 * @tree_view: A #GtkTreeView
14867 * @entry: (allow-none): the entry the interactive search code of @tree_view should use or %NULL
14869 * Sets the entry which the interactive search code will use for this
14870 * @tree_view. This is useful when you want to provide a search entry
14871 * in our interface at all time at a fixed position. Passing %NULL for
14872 * @entry will make the interactive search code use the built-in popup
14878 gtk_tree_view_set_search_entry (GtkTreeView *tree_view,
14881 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14882 g_return_if_fail (entry == NULL || GTK_IS_ENTRY (entry));
14884 if (tree_view->priv->search_custom_entry_set)
14886 if (tree_view->priv->search_entry_changed_id)
14888 g_signal_handler_disconnect (tree_view->priv->search_entry,
14889 tree_view->priv->search_entry_changed_id);
14890 tree_view->priv->search_entry_changed_id = 0;
14892 g_signal_handlers_disconnect_by_func (tree_view->priv->search_entry,
14893 G_CALLBACK (gtk_tree_view_search_key_press_event),
14896 g_object_unref (tree_view->priv->search_entry);
14898 else if (tree_view->priv->search_window)
14900 gtk_widget_destroy (tree_view->priv->search_window);
14902 tree_view->priv->search_window = NULL;
14907 tree_view->priv->search_entry = g_object_ref (entry);
14908 tree_view->priv->search_custom_entry_set = TRUE;
14910 if (tree_view->priv->search_entry_changed_id == 0)
14912 tree_view->priv->search_entry_changed_id =
14913 g_signal_connect (tree_view->priv->search_entry, "changed",
14914 G_CALLBACK (gtk_tree_view_search_init),
14918 g_signal_connect (tree_view->priv->search_entry, "key-press-event",
14919 G_CALLBACK (gtk_tree_view_search_key_press_event),
14922 gtk_tree_view_search_init (tree_view->priv->search_entry, tree_view);
14926 tree_view->priv->search_entry = NULL;
14927 tree_view->priv->search_custom_entry_set = FALSE;
14932 * gtk_tree_view_set_search_position_func:
14933 * @tree_view: A #GtkTreeView
14934 * @func: (allow-none): the function to use to position the search dialog, or %NULL
14935 * to use the default search position function
14936 * @data: (allow-none): user data to pass to @func, or %NULL
14937 * @destroy: (allow-none): Destroy notifier for @data, or %NULL
14939 * Sets the function to use when positioning the search dialog.
14944 gtk_tree_view_set_search_position_func (GtkTreeView *tree_view,
14945 GtkTreeViewSearchPositionFunc func,
14946 gpointer user_data,
14947 GDestroyNotify destroy)
14949 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14951 if (tree_view->priv->search_position_destroy)
14952 tree_view->priv->search_position_destroy (tree_view->priv->search_position_user_data);
14954 tree_view->priv->search_position_func = func;
14955 tree_view->priv->search_position_user_data = user_data;
14956 tree_view->priv->search_position_destroy = destroy;
14957 if (tree_view->priv->search_position_func == NULL)
14958 tree_view->priv->search_position_func = gtk_tree_view_search_position_func;
14962 * gtk_tree_view_get_search_position_func: (skip)
14963 * @tree_view: A #GtkTreeView
14965 * Returns the positioning function currently in use.
14967 * Return value: the currently used function for positioning the search dialog.
14971 GtkTreeViewSearchPositionFunc
14972 gtk_tree_view_get_search_position_func (GtkTreeView *tree_view)
14974 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14976 return tree_view->priv->search_position_func;
14981 gtk_tree_view_search_dialog_hide (GtkWidget *search_dialog,
14982 GtkTreeView *tree_view,
14985 if (tree_view->priv->disable_popdown)
14988 if (tree_view->priv->search_entry_changed_id)
14990 g_signal_handler_disconnect (tree_view->priv->search_entry,
14991 tree_view->priv->search_entry_changed_id);
14992 tree_view->priv->search_entry_changed_id = 0;
14994 if (tree_view->priv->typeselect_flush_timeout)
14996 g_source_remove (tree_view->priv->typeselect_flush_timeout);
14997 tree_view->priv->typeselect_flush_timeout = 0;
15000 if (gtk_widget_get_visible (search_dialog))
15002 /* send focus-in event */
15003 send_focus_change (GTK_WIDGET (tree_view->priv->search_entry), device, FALSE);
15004 gtk_widget_hide (search_dialog);
15005 gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), "");
15006 send_focus_change (GTK_WIDGET (tree_view), device, TRUE);
15011 gtk_tree_view_search_position_func (GtkTreeView *tree_view,
15012 GtkWidget *search_dialog,
15013 gpointer user_data)
15016 gint tree_x, tree_y;
15017 gint tree_width, tree_height;
15018 GdkWindow *tree_window = gtk_widget_get_window (GTK_WIDGET (tree_view));
15019 GdkScreen *screen = gdk_window_get_screen (tree_window);
15020 GtkRequisition requisition;
15022 GdkRectangle monitor;
15024 monitor_num = gdk_screen_get_monitor_at_window (screen, tree_window);
15025 gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
15027 gtk_widget_realize (search_dialog);
15029 gdk_window_get_origin (tree_window, &tree_x, &tree_y);
15030 tree_width = gdk_window_get_width (tree_window);
15031 tree_height = gdk_window_get_height (tree_window);
15032 gtk_widget_get_preferred_size (search_dialog, &requisition, NULL);
15034 if (tree_x + tree_width > gdk_screen_get_width (screen))
15035 x = gdk_screen_get_width (screen) - requisition.width;
15036 else if (tree_x + tree_width - requisition.width < 0)
15039 x = tree_x + tree_width - requisition.width;
15041 if (tree_y + tree_height + requisition.height > gdk_screen_get_height (screen))
15042 y = gdk_screen_get_height (screen) - requisition.height;
15043 else if (tree_y + tree_height < 0) /* isn't really possible ... */
15046 y = tree_y + tree_height;
15048 gtk_window_move (GTK_WINDOW (search_dialog), x, y);
15052 gtk_tree_view_search_disable_popdown (GtkEntry *entry,
15056 GtkTreeView *tree_view = (GtkTreeView *)data;
15058 tree_view->priv->disable_popdown = 1;
15059 g_signal_connect (menu, "hide",
15060 G_CALLBACK (gtk_tree_view_search_enable_popdown), data);
15063 /* Because we're visible but offscreen, we just set a flag in the preedit
15067 gtk_tree_view_search_preedit_changed (GtkIMContext *im_context,
15068 GtkTreeView *tree_view)
15070 tree_view->priv->imcontext_changed = 1;
15071 if (tree_view->priv->typeselect_flush_timeout)
15073 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15074 tree_view->priv->typeselect_flush_timeout =
15075 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15076 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15083 gtk_tree_view_search_activate (GtkEntry *entry,
15084 GtkTreeView *tree_view)
15090 gtk_tree_view_search_dialog_hide (tree_view->priv->search_window,
15092 gtk_get_current_event_device ());
15094 /* If we have a row selected and it's the cursor row, we activate
15096 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
15098 path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
15100 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
15102 if (node && GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
15103 gtk_tree_view_row_activated (tree_view, path, tree_view->priv->focus_column);
15105 gtk_tree_path_free (path);
15110 gtk_tree_view_real_search_enable_popdown (gpointer data)
15112 GtkTreeView *tree_view = (GtkTreeView *)data;
15114 tree_view->priv->disable_popdown = 0;
15120 gtk_tree_view_search_enable_popdown (GtkWidget *widget,
15123 gdk_threads_add_timeout_full (G_PRIORITY_HIGH, 200, gtk_tree_view_real_search_enable_popdown, g_object_ref (data), g_object_unref);
15127 gtk_tree_view_search_delete_event (GtkWidget *widget,
15128 GdkEventAny *event,
15129 GtkTreeView *tree_view)
15131 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
15133 gtk_tree_view_search_dialog_hide (widget, tree_view, NULL);
15139 gtk_tree_view_search_button_press_event (GtkWidget *widget,
15140 GdkEventButton *event,
15141 GtkTreeView *tree_view)
15143 GdkDevice *keyb_device;
15145 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
15147 keyb_device = gdk_device_get_associated_device (event->device);
15148 gtk_tree_view_search_dialog_hide (widget, tree_view, keyb_device);
15150 if (event->window == tree_view->priv->bin_window)
15151 gtk_tree_view_button_press (GTK_WIDGET (tree_view), event);
15157 gtk_tree_view_search_scroll_event (GtkWidget *widget,
15158 GdkEventScroll *event,
15159 GtkTreeView *tree_view)
15161 gboolean retval = FALSE;
15163 if (event->direction == GDK_SCROLL_UP)
15165 gtk_tree_view_search_move (widget, tree_view, TRUE);
15168 else if (event->direction == GDK_SCROLL_DOWN)
15170 gtk_tree_view_search_move (widget, tree_view, FALSE);
15174 /* renew the flush timeout */
15175 if (retval && tree_view->priv->typeselect_flush_timeout
15176 && !tree_view->priv->search_custom_entry_set)
15178 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15179 tree_view->priv->typeselect_flush_timeout =
15180 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15181 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15189 gtk_tree_view_search_key_press_event (GtkWidget *widget,
15190 GdkEventKey *event,
15191 GtkTreeView *tree_view)
15193 GdkModifierType default_accel;
15194 gboolean retval = FALSE;
15196 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
15197 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
15199 /* close window and cancel the search */
15200 if (!tree_view->priv->search_custom_entry_set
15201 && (event->keyval == GDK_KEY_Escape ||
15202 event->keyval == GDK_KEY_Tab ||
15203 event->keyval == GDK_KEY_KP_Tab ||
15204 event->keyval == GDK_KEY_ISO_Left_Tab))
15206 gtk_tree_view_search_dialog_hide (widget, tree_view,
15207 gdk_event_get_device ((GdkEvent *) event));
15211 default_accel = gtk_widget_get_modifier_mask (widget,
15212 GDK_MODIFIER_INTENT_PRIMARY_ACCELERATOR);
15214 /* select previous matching iter */
15215 if (event->keyval == GDK_KEY_Up || event->keyval == GDK_KEY_KP_Up)
15217 if (!gtk_tree_view_search_move (widget, tree_view, TRUE))
15218 gtk_widget_error_bell (widget);
15223 if (((event->state & (default_accel | GDK_SHIFT_MASK)) == (default_accel | GDK_SHIFT_MASK))
15224 && (event->keyval == GDK_KEY_g || event->keyval == GDK_KEY_G))
15226 if (!gtk_tree_view_search_move (widget, tree_view, TRUE))
15227 gtk_widget_error_bell (widget);
15232 /* select next matching iter */
15233 if (event->keyval == GDK_KEY_Down || event->keyval == GDK_KEY_KP_Down)
15235 if (!gtk_tree_view_search_move (widget, tree_view, FALSE))
15236 gtk_widget_error_bell (widget);
15241 if (((event->state & (default_accel | GDK_SHIFT_MASK)) == default_accel)
15242 && (event->keyval == GDK_KEY_g || event->keyval == GDK_KEY_G))
15244 if (!gtk_tree_view_search_move (widget, tree_view, FALSE))
15245 gtk_widget_error_bell (widget);
15250 /* renew the flush timeout */
15251 if (retval && tree_view->priv->typeselect_flush_timeout
15252 && !tree_view->priv->search_custom_entry_set)
15254 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15255 tree_view->priv->typeselect_flush_timeout =
15256 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15257 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15264 /* this function returns FALSE if there is a search string but
15265 * nothing was found, and TRUE otherwise.
15268 gtk_tree_view_search_move (GtkWidget *window,
15269 GtkTreeView *tree_view,
15277 GtkTreeModel *model;
15278 GtkTreeSelection *selection;
15280 text = gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry));
15282 g_return_val_if_fail (text != NULL, FALSE);
15284 len = strlen (text);
15286 if (up && tree_view->priv->selected_iter == 1)
15287 return strlen (text) < 1;
15289 len = strlen (text);
15294 model = gtk_tree_view_get_model (tree_view);
15295 selection = gtk_tree_view_get_selection (tree_view);
15298 gtk_tree_selection_unselect_all (selection);
15299 if (!gtk_tree_model_get_iter_first (model, &iter))
15302 ret = gtk_tree_view_search_iter (model, selection, &iter, text,
15303 &count, up?((tree_view->priv->selected_iter) - 1):((tree_view->priv->selected_iter + 1)));
15308 tree_view->priv->selected_iter += up?(-1):(1);
15313 /* return to old iter */
15315 gtk_tree_model_get_iter_first (model, &iter);
15316 gtk_tree_view_search_iter (model, selection,
15318 &count, tree_view->priv->selected_iter);
15324 gtk_tree_view_search_equal_func (GtkTreeModel *model,
15328 gpointer search_data)
15330 gboolean retval = TRUE;
15332 gchar *normalized_string;
15333 gchar *normalized_key;
15334 gchar *case_normalized_string = NULL;
15335 gchar *case_normalized_key = NULL;
15336 GValue value = G_VALUE_INIT;
15337 GValue transformed = G_VALUE_INIT;
15339 gtk_tree_model_get_value (model, iter, column, &value);
15341 g_value_init (&transformed, G_TYPE_STRING);
15343 if (!g_value_transform (&value, &transformed))
15345 g_value_unset (&value);
15349 g_value_unset (&value);
15351 str = g_value_get_string (&transformed);
15354 g_value_unset (&transformed);
15358 normalized_string = g_utf8_normalize (str, -1, G_NORMALIZE_ALL);
15359 normalized_key = g_utf8_normalize (key, -1, G_NORMALIZE_ALL);
15361 if (normalized_string && normalized_key)
15363 case_normalized_string = g_utf8_casefold (normalized_string, -1);
15364 case_normalized_key = g_utf8_casefold (normalized_key, -1);
15366 if (strncmp (case_normalized_key, case_normalized_string, strlen (case_normalized_key)) == 0)
15370 g_value_unset (&transformed);
15371 g_free (normalized_key);
15372 g_free (normalized_string);
15373 g_free (case_normalized_key);
15374 g_free (case_normalized_string);
15380 gtk_tree_view_search_iter (GtkTreeModel *model,
15381 GtkTreeSelection *selection,
15387 GtkRBTree *tree = NULL;
15388 GtkRBNode *node = NULL;
15391 GtkTreeView *tree_view = gtk_tree_selection_get_tree_view (selection);
15393 path = gtk_tree_model_get_path (model, iter);
15394 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
15398 if (! tree_view->priv->search_equal_func (model, tree_view->priv->search_column, text, iter, tree_view->priv->search_user_data))
15403 gtk_tree_view_scroll_to_cell (tree_view, path, NULL,
15405 gtk_tree_selection_select_iter (selection, iter);
15406 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
15409 gtk_tree_path_free (path);
15415 if (node->children)
15417 gboolean has_child;
15420 tree = node->children;
15423 while (node->left != tree->nil)
15427 has_child = gtk_tree_model_iter_children (model, iter, &tmp);
15428 gtk_tree_path_down (path);
15431 TREE_VIEW_INTERNAL_ASSERT (has_child, FALSE);
15435 gboolean done = FALSE;
15439 node = _gtk_rbtree_next (tree, node);
15445 has_next = gtk_tree_model_iter_next (model, iter);
15448 gtk_tree_path_next (path);
15451 TREE_VIEW_INTERNAL_ASSERT (has_next, FALSE);
15455 gboolean has_parent;
15456 GtkTreeIter tmp_iter = *iter;
15458 node = tree->parent_node;
15459 tree = tree->parent_tree;
15464 gtk_tree_path_free (path);
15466 /* we've run out of tree, done with this func */
15470 has_parent = gtk_tree_model_iter_parent (model,
15473 gtk_tree_path_up (path);
15476 TREE_VIEW_INTERNAL_ASSERT (has_parent, FALSE);
15488 gtk_tree_view_search_init (GtkWidget *entry,
15489 GtkTreeView *tree_view)
15495 GtkTreeModel *model;
15496 GtkTreeSelection *selection;
15498 g_return_if_fail (GTK_IS_ENTRY (entry));
15499 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15501 text = gtk_entry_get_text (GTK_ENTRY (entry));
15503 model = gtk_tree_view_get_model (tree_view);
15504 selection = gtk_tree_view_get_selection (tree_view);
15507 gtk_tree_selection_unselect_all (selection);
15508 if (tree_view->priv->typeselect_flush_timeout
15509 && !tree_view->priv->search_custom_entry_set)
15511 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15512 tree_view->priv->typeselect_flush_timeout =
15513 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15514 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15521 if (!gtk_tree_model_get_iter_first (model, &iter))
15524 ret = gtk_tree_view_search_iter (model, selection,
15529 tree_view->priv->selected_iter = 1;
15533 _gtk_tree_view_remove_editable (GtkTreeView *tree_view,
15534 GtkTreeViewColumn *column,
15535 GtkCellEditable *cell_editable)
15537 if (tree_view->priv->edited_column == NULL)
15540 g_return_if_fail (column == tree_view->priv->edited_column);
15542 tree_view->priv->edited_column = NULL;
15544 if (gtk_widget_has_focus (GTK_WIDGET (cell_editable)))
15545 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
15547 gtk_container_remove (GTK_CONTAINER (tree_view),
15548 GTK_WIDGET (cell_editable));
15550 /* FIXME should only redraw a single node */
15551 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
15555 gtk_tree_view_start_editing (GtkTreeView *tree_view,
15556 GtkTreePath *cursor_path,
15557 gboolean edit_only)
15560 GdkRectangle cell_area;
15561 GtkTreeViewColumn *focus_column;
15562 guint flags = 0; /* can be 0, as the flags are primarily for rendering */
15563 gint retval = FALSE;
15564 GtkRBTree *cursor_tree;
15565 GtkRBNode *cursor_node;
15567 g_assert (tree_view->priv->focus_column);
15568 focus_column = tree_view->priv->focus_column;
15570 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
15573 if (_gtk_tree_view_find_node (tree_view, cursor_path, &cursor_tree, &cursor_node) ||
15574 cursor_node == NULL)
15577 gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path);
15579 validate_row (tree_view, cursor_tree, cursor_node, &iter, cursor_path);
15581 gtk_tree_view_column_cell_set_cell_data (focus_column,
15582 tree_view->priv->model,
15584 GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_PARENT),
15585 cursor_node->children ? TRUE : FALSE);
15586 gtk_tree_view_get_cell_area (tree_view,
15591 if (gtk_cell_area_activate (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (focus_column)),
15592 _gtk_tree_view_column_get_context (focus_column),
15593 GTK_WIDGET (tree_view),
15602 _gtk_tree_view_add_editable (GtkTreeView *tree_view,
15603 GtkTreeViewColumn *column,
15605 GtkCellEditable *cell_editable,
15606 GdkRectangle *cell_area)
15608 gint pre_val = gtk_adjustment_get_value (tree_view->priv->vadjustment);
15609 GtkRequisition requisition;
15611 tree_view->priv->edited_column = column;
15613 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
15614 cell_area->y += pre_val - (int)gtk_adjustment_get_value (tree_view->priv->vadjustment);
15616 gtk_widget_get_preferred_size (GTK_WIDGET (cell_editable),
15617 &requisition, NULL);
15619 tree_view->priv->draw_keyfocus = TRUE;
15621 if (requisition.height < cell_area->height)
15623 gint diff = cell_area->height - requisition.height;
15624 gtk_tree_view_put (tree_view,
15625 GTK_WIDGET (cell_editable),
15626 cell_area->x, cell_area->y + diff/2,
15627 cell_area->width, requisition.height);
15631 gtk_tree_view_put (tree_view,
15632 GTK_WIDGET (cell_editable),
15633 cell_area->x, cell_area->y,
15634 cell_area->width, cell_area->height);
15639 gtk_tree_view_stop_editing (GtkTreeView *tree_view,
15640 gboolean cancel_editing)
15642 GtkTreeViewColumn *column;
15644 if (tree_view->priv->edited_column == NULL)
15648 * This is very evil. We need to do this, because
15649 * gtk_cell_editable_editing_done may trigger gtk_tree_view_row_changed
15650 * later on. If gtk_tree_view_row_changed notices
15651 * tree_view->priv->edited_column != NULL, it'll call
15652 * gtk_tree_view_stop_editing again. Bad things will happen then.
15654 * Please read that again if you intend to modify anything here.
15657 column = tree_view->priv->edited_column;
15658 gtk_cell_area_stop_editing (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column)), cancel_editing);
15659 tree_view->priv->edited_column = NULL;
15664 * gtk_tree_view_set_hover_selection:
15665 * @tree_view: a #GtkTreeView
15666 * @hover: %TRUE to enable hover selection mode
15668 * Enables or disables the hover selection mode of @tree_view.
15669 * Hover selection makes the selected row follow the pointer.
15670 * Currently, this works only for the selection modes
15671 * %GTK_SELECTION_SINGLE and %GTK_SELECTION_BROWSE.
15676 gtk_tree_view_set_hover_selection (GtkTreeView *tree_view,
15679 hover = hover != FALSE;
15681 if (hover != tree_view->priv->hover_selection)
15683 tree_view->priv->hover_selection = hover;
15685 g_object_notify (G_OBJECT (tree_view), "hover-selection");
15690 * gtk_tree_view_get_hover_selection:
15691 * @tree_view: a #GtkTreeView
15693 * Returns whether hover selection mode is turned on for @tree_view.
15695 * Return value: %TRUE if @tree_view is in hover selection mode
15700 gtk_tree_view_get_hover_selection (GtkTreeView *tree_view)
15702 return tree_view->priv->hover_selection;
15706 * gtk_tree_view_set_hover_expand:
15707 * @tree_view: a #GtkTreeView
15708 * @expand: %TRUE to enable hover selection mode
15710 * Enables of disables the hover expansion mode of @tree_view.
15711 * Hover expansion makes rows expand or collapse if the pointer
15717 gtk_tree_view_set_hover_expand (GtkTreeView *tree_view,
15720 expand = expand != FALSE;
15722 if (expand != tree_view->priv->hover_expand)
15724 tree_view->priv->hover_expand = expand;
15726 g_object_notify (G_OBJECT (tree_view), "hover-expand");
15731 * gtk_tree_view_get_hover_expand:
15732 * @tree_view: a #GtkTreeView
15734 * Returns whether hover expansion mode is turned on for @tree_view.
15736 * Return value: %TRUE if @tree_view is in hover expansion mode
15741 gtk_tree_view_get_hover_expand (GtkTreeView *tree_view)
15743 return tree_view->priv->hover_expand;
15747 * gtk_tree_view_set_rubber_banding:
15748 * @tree_view: a #GtkTreeView
15749 * @enable: %TRUE to enable rubber banding
15751 * Enables or disables rubber banding in @tree_view. If the selection mode
15752 * is #GTK_SELECTION_MULTIPLE, rubber banding will allow the user to select
15753 * multiple rows by dragging the mouse.
15758 gtk_tree_view_set_rubber_banding (GtkTreeView *tree_view,
15761 enable = enable != FALSE;
15763 if (enable != tree_view->priv->rubber_banding_enable)
15765 tree_view->priv->rubber_banding_enable = enable;
15767 g_object_notify (G_OBJECT (tree_view), "rubber-banding");
15772 * gtk_tree_view_get_rubber_banding:
15773 * @tree_view: a #GtkTreeView
15775 * Returns whether rubber banding is turned on for @tree_view. If the
15776 * selection mode is #GTK_SELECTION_MULTIPLE, rubber banding will allow the
15777 * user to select multiple rows by dragging the mouse.
15779 * Return value: %TRUE if rubber banding in @tree_view is enabled.
15784 gtk_tree_view_get_rubber_banding (GtkTreeView *tree_view)
15786 return tree_view->priv->rubber_banding_enable;
15790 * gtk_tree_view_is_rubber_banding_active:
15791 * @tree_view: a #GtkTreeView
15793 * Returns whether a rubber banding operation is currently being done
15796 * Return value: %TRUE if a rubber banding operation is currently being
15797 * done in @tree_view.
15802 gtk_tree_view_is_rubber_banding_active (GtkTreeView *tree_view)
15804 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
15806 if (tree_view->priv->rubber_banding_enable
15807 && tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
15814 * gtk_tree_view_get_row_separator_func: (skip)
15815 * @tree_view: a #GtkTreeView
15817 * Returns the current row separator function.
15819 * Return value: the current row separator function.
15823 GtkTreeViewRowSeparatorFunc
15824 gtk_tree_view_get_row_separator_func (GtkTreeView *tree_view)
15826 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
15828 return tree_view->priv->row_separator_func;
15832 * gtk_tree_view_set_row_separator_func:
15833 * @tree_view: a #GtkTreeView
15834 * @func: (allow-none): a #GtkTreeViewRowSeparatorFunc
15835 * @data: (allow-none): user data to pass to @func, or %NULL
15836 * @destroy: (allow-none): destroy notifier for @data, or %NULL
15838 * Sets the row separator function, which is used to determine
15839 * whether a row should be drawn as a separator. If the row separator
15840 * function is %NULL, no separators are drawn. This is the default value.
15845 gtk_tree_view_set_row_separator_func (GtkTreeView *tree_view,
15846 GtkTreeViewRowSeparatorFunc func,
15848 GDestroyNotify destroy)
15850 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15852 if (tree_view->priv->row_separator_destroy)
15853 tree_view->priv->row_separator_destroy (tree_view->priv->row_separator_data);
15855 tree_view->priv->row_separator_func = func;
15856 tree_view->priv->row_separator_data = data;
15857 tree_view->priv->row_separator_destroy = destroy;
15859 /* Have the tree recalculate heights */
15860 _gtk_rbtree_mark_invalid (tree_view->priv->tree);
15861 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
15866 gtk_tree_view_grab_notify (GtkWidget *widget,
15867 gboolean was_grabbed)
15869 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
15871 tree_view->priv->in_grab = !was_grabbed;
15875 tree_view->priv->pressed_button = -1;
15877 if (tree_view->priv->rubber_band_status)
15878 gtk_tree_view_stop_rubber_band (tree_view);
15883 gtk_tree_view_state_flags_changed (GtkWidget *widget,
15884 GtkStateFlags previous_state)
15886 if (gtk_widget_get_realized (widget))
15888 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
15889 GtkStyleContext *context;
15891 context = gtk_widget_get_style_context (widget);
15892 gtk_style_context_set_background (context, tree_view->priv->bin_window);
15895 gtk_widget_queue_draw (widget);
15899 * gtk_tree_view_get_grid_lines:
15900 * @tree_view: a #GtkTreeView
15902 * Returns which grid lines are enabled in @tree_view.
15904 * Return value: a #GtkTreeViewGridLines value indicating which grid lines
15909 GtkTreeViewGridLines
15910 gtk_tree_view_get_grid_lines (GtkTreeView *tree_view)
15912 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
15914 return tree_view->priv->grid_lines;
15918 * gtk_tree_view_set_grid_lines:
15919 * @tree_view: a #GtkTreeView
15920 * @grid_lines: a #GtkTreeViewGridLines value indicating which grid lines to
15923 * Sets which grid lines to draw in @tree_view.
15928 gtk_tree_view_set_grid_lines (GtkTreeView *tree_view,
15929 GtkTreeViewGridLines grid_lines)
15931 GtkTreeViewPrivate *priv;
15933 GtkTreeViewGridLines old_grid_lines;
15935 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15937 priv = tree_view->priv;
15938 widget = GTK_WIDGET (tree_view);
15940 old_grid_lines = priv->grid_lines;
15941 priv->grid_lines = grid_lines;
15943 if (gtk_widget_get_realized (widget))
15945 if (grid_lines == GTK_TREE_VIEW_GRID_LINES_NONE &&
15946 priv->grid_line_width)
15948 priv->grid_line_width = 0;
15951 if (grid_lines != GTK_TREE_VIEW_GRID_LINES_NONE &&
15952 !priv->grid_line_width)
15956 gtk_widget_style_get (widget,
15957 "grid-line-width", &priv->grid_line_width,
15958 "grid-line-pattern", (gchar *)&dash_list,
15963 priv->grid_line_dashes[0] = dash_list[0];
15965 priv->grid_line_dashes[1] = dash_list[1];
15967 g_free (dash_list);
15971 priv->grid_line_dashes[0] = 1;
15972 priv->grid_line_dashes[1] = 1;
15977 if (old_grid_lines != grid_lines)
15979 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
15981 g_object_notify (G_OBJECT (tree_view), "enable-grid-lines");
15986 * gtk_tree_view_get_enable_tree_lines:
15987 * @tree_view: a #GtkTreeView.
15989 * Returns whether or not tree lines are drawn in @tree_view.
15991 * Return value: %TRUE if tree lines are drawn in @tree_view, %FALSE
15997 gtk_tree_view_get_enable_tree_lines (GtkTreeView *tree_view)
15999 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
16001 return tree_view->priv->tree_lines_enabled;
16005 * gtk_tree_view_set_enable_tree_lines:
16006 * @tree_view: a #GtkTreeView
16007 * @enabled: %TRUE to enable tree line drawing, %FALSE otherwise.
16009 * Sets whether to draw lines interconnecting the expanders in @tree_view.
16010 * This does not have any visible effects for lists.
16015 gtk_tree_view_set_enable_tree_lines (GtkTreeView *tree_view,
16018 GtkTreeViewPrivate *priv;
16020 gboolean was_enabled;
16022 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16024 enabled = enabled != FALSE;
16026 priv = tree_view->priv;
16027 widget = GTK_WIDGET (tree_view);
16029 was_enabled = priv->tree_lines_enabled;
16031 priv->tree_lines_enabled = enabled;
16033 if (gtk_widget_get_realized (widget))
16035 if (!enabled && priv->tree_line_width)
16037 priv->tree_line_width = 0;
16040 if (enabled && !priv->tree_line_width)
16043 gtk_widget_style_get (widget,
16044 "tree-line-width", &priv->tree_line_width,
16045 "tree-line-pattern", (gchar *)&dash_list,
16050 priv->tree_line_dashes[0] = dash_list[0];
16052 priv->tree_line_dashes[1] = dash_list[1];
16054 g_free (dash_list);
16058 priv->tree_line_dashes[0] = 1;
16059 priv->tree_line_dashes[1] = 1;
16064 if (was_enabled != enabled)
16066 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16068 g_object_notify (G_OBJECT (tree_view), "enable-tree-lines");
16074 * gtk_tree_view_set_show_expanders:
16075 * @tree_view: a #GtkTreeView
16076 * @enabled: %TRUE to enable expander drawing, %FALSE otherwise.
16078 * Sets whether to draw and enable expanders and indent child rows in
16079 * @tree_view. When disabled there will be no expanders visible in trees
16080 * and there will be no way to expand and collapse rows by default. Also
16081 * note that hiding the expanders will disable the default indentation. You
16082 * can set a custom indentation in this case using
16083 * gtk_tree_view_set_level_indentation().
16084 * This does not have any visible effects for lists.
16089 gtk_tree_view_set_show_expanders (GtkTreeView *tree_view,
16092 gboolean was_enabled;
16094 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16096 enabled = enabled != FALSE;
16097 was_enabled = tree_view->priv->show_expanders;
16099 tree_view->priv->show_expanders = enabled == TRUE;
16101 if (enabled != was_enabled)
16102 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16106 * gtk_tree_view_get_show_expanders:
16107 * @tree_view: a #GtkTreeView.
16109 * Returns whether or not expanders are drawn in @tree_view.
16111 * Return value: %TRUE if expanders are drawn in @tree_view, %FALSE
16117 gtk_tree_view_get_show_expanders (GtkTreeView *tree_view)
16119 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
16121 return tree_view->priv->show_expanders;
16125 * gtk_tree_view_set_level_indentation:
16126 * @tree_view: a #GtkTreeView
16127 * @indentation: the amount, in pixels, of extra indentation in @tree_view.
16129 * Sets the amount of extra indentation for child levels to use in @tree_view
16130 * in addition to the default indentation. The value should be specified in
16131 * pixels, a value of 0 disables this feature and in this case only the default
16132 * indentation will be used.
16133 * This does not have any visible effects for lists.
16138 gtk_tree_view_set_level_indentation (GtkTreeView *tree_view,
16141 tree_view->priv->level_indentation = indentation;
16143 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16147 * gtk_tree_view_get_level_indentation:
16148 * @tree_view: a #GtkTreeView.
16150 * Returns the amount, in pixels, of extra indentation for child levels
16153 * Return value: the amount of extra indentation for child levels in
16154 * @tree_view. A return value of 0 means that this feature is disabled.
16159 gtk_tree_view_get_level_indentation (GtkTreeView *tree_view)
16161 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
16163 return tree_view->priv->level_indentation;
16167 * gtk_tree_view_set_tooltip_row:
16168 * @tree_view: a #GtkTreeView
16169 * @tooltip: a #GtkTooltip
16170 * @path: a #GtkTreePath
16172 * Sets the tip area of @tooltip to be the area covered by the row at @path.
16173 * See also gtk_tree_view_set_tooltip_column() for a simpler alternative.
16174 * See also gtk_tooltip_set_tip_area().
16179 gtk_tree_view_set_tooltip_row (GtkTreeView *tree_view,
16180 GtkTooltip *tooltip,
16183 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16184 g_return_if_fail (GTK_IS_TOOLTIP (tooltip));
16186 gtk_tree_view_set_tooltip_cell (tree_view, tooltip, path, NULL, NULL);
16190 * gtk_tree_view_set_tooltip_cell:
16191 * @tree_view: a #GtkTreeView
16192 * @tooltip: a #GtkTooltip
16193 * @path: (allow-none): a #GtkTreePath or %NULL
16194 * @column: (allow-none): a #GtkTreeViewColumn or %NULL
16195 * @cell: (allow-none): a #GtkCellRenderer or %NULL
16197 * Sets the tip area of @tooltip to the area @path, @column and @cell have
16198 * in common. For example if @path is %NULL and @column is set, the tip
16199 * area will be set to the full area covered by @column. See also
16200 * gtk_tooltip_set_tip_area().
16202 * Note that if @path is not specified and @cell is set and part of a column
16203 * containing the expander, the tooltip might not show and hide at the correct
16204 * position. In such cases @path must be set to the current node under the
16205 * mouse cursor for this function to operate correctly.
16207 * See also gtk_tree_view_set_tooltip_column() for a simpler alternative.
16212 gtk_tree_view_set_tooltip_cell (GtkTreeView *tree_view,
16213 GtkTooltip *tooltip,
16215 GtkTreeViewColumn *column,
16216 GtkCellRenderer *cell)
16218 GtkAllocation allocation;
16221 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16222 g_return_if_fail (GTK_IS_TOOLTIP (tooltip));
16223 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
16224 g_return_if_fail (cell == NULL || GTK_IS_CELL_RENDERER (cell));
16226 /* Determine x values. */
16227 if (column && cell)
16232 /* We always pass in path here, whether it is NULL or not.
16233 * For cells in expander columns path must be specified so that
16234 * we can correctly account for the indentation. This also means
16235 * that the tooltip is constrained vertically by the "Determine y
16236 * values" code below; this is not a real problem since cells actually
16237 * don't stretch vertically in constrast to columns.
16239 gtk_tree_view_get_cell_area (tree_view, path, column, &tmp);
16240 gtk_tree_view_column_cell_get_position (column, cell, &start, &width);
16242 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
16245 rect.width = width;
16251 gtk_tree_view_get_background_area (tree_view, NULL, column, &tmp);
16252 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
16255 rect.width = tmp.width;
16259 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
16261 rect.width = allocation.width;
16264 /* Determine y values. */
16269 gtk_tree_view_get_background_area (tree_view, path, NULL, &tmp);
16270 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
16273 rect.height = tmp.height;
16278 rect.height = gtk_adjustment_get_page_size (tree_view->priv->vadjustment);
16281 gtk_tooltip_set_tip_area (tooltip, &rect);
16285 * gtk_tree_view_get_tooltip_context:
16286 * @tree_view: a #GtkTreeView
16287 * @x: (inout): the x coordinate (relative to widget coordinates)
16288 * @y: (inout): the y coordinate (relative to widget coordinates)
16289 * @keyboard_tip: whether this is a keyboard tooltip or not
16290 * @model: (out) (allow-none) (transfer none): a pointer to receive a
16291 * #GtkTreeModel or %NULL
16292 * @path: (out) (allow-none): a pointer to receive a #GtkTreePath or %NULL
16293 * @iter: (out) (allow-none): a pointer to receive a #GtkTreeIter or %NULL
16295 * This function is supposed to be used in a #GtkWidget::query-tooltip
16296 * signal handler for #GtkTreeView. The @x, @y and @keyboard_tip values
16297 * which are received in the signal handler, should be passed to this
16298 * function without modification.
16300 * The return value indicates whether there is a tree view row at the given
16301 * coordinates (%TRUE) or not (%FALSE) for mouse tooltips. For keyboard
16302 * tooltips the row returned will be the cursor row. When %TRUE, then any of
16303 * @model, @path and @iter which have been provided will be set to point to
16304 * that row and the corresponding model. @x and @y will always be converted
16305 * to be relative to @tree_view's bin_window if @keyboard_tooltip is %FALSE.
16307 * Return value: whether or not the given tooltip context points to a row.
16312 gtk_tree_view_get_tooltip_context (GtkTreeView *tree_view,
16315 gboolean keyboard_tip,
16316 GtkTreeModel **model,
16317 GtkTreePath **path,
16320 GtkTreePath *tmppath = NULL;
16322 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
16323 g_return_val_if_fail (x != NULL, FALSE);
16324 g_return_val_if_fail (y != NULL, FALSE);
16328 gtk_tree_view_get_cursor (tree_view, &tmppath, NULL);
16335 gtk_tree_view_convert_widget_to_bin_window_coords (tree_view, *x, *y,
16338 if (!gtk_tree_view_get_path_at_pos (tree_view, *x, *y,
16339 &tmppath, NULL, NULL, NULL))
16344 *model = gtk_tree_view_get_model (tree_view);
16347 gtk_tree_model_get_iter (gtk_tree_view_get_model (tree_view),
16353 gtk_tree_path_free (tmppath);
16359 gtk_tree_view_set_tooltip_query_cb (GtkWidget *widget,
16362 gboolean keyboard_tip,
16363 GtkTooltip *tooltip,
16366 GValue value = G_VALUE_INIT;
16367 GValue transformed = G_VALUE_INIT;
16370 GtkTreeModel *model;
16371 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
16373 if (!gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (widget),
16376 &model, &path, &iter))
16379 gtk_tree_model_get_value (model, &iter,
16380 tree_view->priv->tooltip_column, &value);
16382 g_value_init (&transformed, G_TYPE_STRING);
16384 if (!g_value_transform (&value, &transformed))
16386 g_value_unset (&value);
16387 gtk_tree_path_free (path);
16392 g_value_unset (&value);
16394 if (!g_value_get_string (&transformed))
16396 g_value_unset (&transformed);
16397 gtk_tree_path_free (path);
16402 gtk_tooltip_set_markup (tooltip, g_value_get_string (&transformed));
16403 gtk_tree_view_set_tooltip_row (tree_view, tooltip, path);
16405 gtk_tree_path_free (path);
16406 g_value_unset (&transformed);
16412 * gtk_tree_view_set_tooltip_column:
16413 * @tree_view: a #GtkTreeView
16414 * @column: an integer, which is a valid column number for @tree_view's model
16416 * If you only plan to have simple (text-only) tooltips on full rows, you
16417 * can use this function to have #GtkTreeView handle these automatically
16418 * for you. @column should be set to the column in @tree_view's model
16419 * containing the tooltip texts, or -1 to disable this feature.
16421 * When enabled, #GtkWidget::has-tooltip will be set to %TRUE and
16422 * @tree_view will connect a #GtkWidget::query-tooltip signal handler.
16424 * Note that the signal handler sets the text with gtk_tooltip_set_markup(),
16425 * so &, <, etc have to be escaped in the text.
16430 gtk_tree_view_set_tooltip_column (GtkTreeView *tree_view,
16433 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16435 if (column == tree_view->priv->tooltip_column)
16440 g_signal_handlers_disconnect_by_func (tree_view,
16441 gtk_tree_view_set_tooltip_query_cb,
16443 gtk_widget_set_has_tooltip (GTK_WIDGET (tree_view), FALSE);
16447 if (tree_view->priv->tooltip_column == -1)
16449 g_signal_connect (tree_view, "query-tooltip",
16450 G_CALLBACK (gtk_tree_view_set_tooltip_query_cb), NULL);
16451 gtk_widget_set_has_tooltip (GTK_WIDGET (tree_view), TRUE);
16455 tree_view->priv->tooltip_column = column;
16456 g_object_notify (G_OBJECT (tree_view), "tooltip-column");
16460 * gtk_tree_view_get_tooltip_column:
16461 * @tree_view: a #GtkTreeView
16463 * Returns the column of @tree_view's model which is being used for
16464 * displaying tooltips on @tree_view's rows.
16466 * Return value: the index of the tooltip column that is currently being
16467 * used, or -1 if this is disabled.
16472 gtk_tree_view_get_tooltip_column (GtkTreeView *tree_view)
16474 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
16476 return tree_view->priv->tooltip_column;