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_ensure_background (GtkTreeView *tree_view)
2186 GtkStyleContext *context;
2188 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
2190 gtk_style_context_save (context);
2191 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
2192 gtk_style_context_set_background (context, tree_view->priv->bin_window);
2193 gtk_style_context_restore (context);
2195 gtk_style_context_set_background (context, tree_view->priv->header_window);
2199 gtk_tree_view_realize (GtkWidget *widget)
2201 GtkAllocation allocation;
2202 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2204 GdkWindowAttr attributes;
2206 gint attributes_mask;
2208 gtk_widget_set_realized (widget, TRUE);
2210 gtk_widget_get_allocation (widget, &allocation);
2212 /* Make the main, clipping window */
2213 attributes.window_type = GDK_WINDOW_CHILD;
2214 attributes.x = allocation.x;
2215 attributes.y = allocation.y;
2216 attributes.width = allocation.width;
2217 attributes.height = allocation.height;
2218 attributes.wclass = GDK_INPUT_OUTPUT;
2219 attributes.visual = gtk_widget_get_visual (widget);
2220 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK;
2222 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
2224 window = gdk_window_new (gtk_widget_get_parent_window (widget),
2225 &attributes, attributes_mask);
2226 gtk_widget_set_window (widget, window);
2227 gdk_window_set_user_data (window, widget);
2229 gtk_widget_get_allocation (widget, &allocation);
2231 /* Make the window for the tree */
2233 attributes.y = gtk_tree_view_get_effective_header_height (tree_view);
2234 attributes.width = MAX (tree_view->priv->width, allocation.width);
2235 attributes.height = allocation.height;
2236 attributes.event_mask = (GDK_EXPOSURE_MASK |
2238 GDK_POINTER_MOTION_MASK |
2239 GDK_ENTER_NOTIFY_MASK |
2240 GDK_LEAVE_NOTIFY_MASK |
2241 GDK_BUTTON_PRESS_MASK |
2242 GDK_BUTTON_RELEASE_MASK |
2243 gtk_widget_get_events (widget));
2245 tree_view->priv->bin_window = gdk_window_new (window,
2246 &attributes, attributes_mask);
2247 gdk_window_set_user_data (tree_view->priv->bin_window, widget);
2249 gtk_widget_get_allocation (widget, &allocation);
2251 /* Make the column header window */
2254 attributes.width = MAX (tree_view->priv->width, allocation.width);
2255 attributes.height = tree_view->priv->header_height;
2256 attributes.event_mask = (GDK_EXPOSURE_MASK |
2258 GDK_ENTER_NOTIFY_MASK |
2259 GDK_LEAVE_NOTIFY_MASK |
2260 GDK_BUTTON_PRESS_MASK |
2261 GDK_BUTTON_RELEASE_MASK |
2262 GDK_KEY_PRESS_MASK |
2263 GDK_KEY_RELEASE_MASK |
2264 gtk_widget_get_events (widget));
2266 tree_view->priv->header_window = gdk_window_new (window,
2267 &attributes, attributes_mask);
2268 gdk_window_set_user_data (tree_view->priv->header_window, widget);
2270 gtk_tree_view_ensure_background (tree_view);
2272 tmp_list = tree_view->priv->children;
2275 GtkTreeViewChild *child = tmp_list->data;
2276 tmp_list = tmp_list->next;
2278 gtk_widget_set_parent_window (child->widget, tree_view->priv->bin_window);
2281 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
2282 _gtk_tree_view_column_realize_button (GTK_TREE_VIEW_COLUMN (tmp_list->data));
2284 /* Need to call those here, since they create GCs */
2285 gtk_tree_view_set_grid_lines (tree_view, tree_view->priv->grid_lines);
2286 gtk_tree_view_set_enable_tree_lines (tree_view, tree_view->priv->tree_lines_enabled);
2288 install_presize_handler (tree_view);
2292 gtk_tree_view_unrealize (GtkWidget *widget)
2294 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2295 GtkTreeViewPrivate *priv = tree_view->priv;
2296 GtkStyleContext *context;
2299 if (priv->scroll_timeout != 0)
2301 g_source_remove (priv->scroll_timeout);
2302 priv->scroll_timeout = 0;
2305 if (priv->auto_expand_timeout != 0)
2307 g_source_remove (priv->auto_expand_timeout);
2308 priv->auto_expand_timeout = 0;
2311 if (priv->open_dest_timeout != 0)
2313 g_source_remove (priv->open_dest_timeout);
2314 priv->open_dest_timeout = 0;
2317 context = gtk_widget_get_style_context (widget);
2318 gtk_style_context_cancel_animations (context, NULL);
2320 if (priv->presize_handler_timer != 0)
2322 g_source_remove (priv->presize_handler_timer);
2323 priv->presize_handler_timer = 0;
2326 if (priv->validate_rows_timer != 0)
2328 g_source_remove (priv->validate_rows_timer);
2329 priv->validate_rows_timer = 0;
2332 if (priv->scroll_sync_timer != 0)
2334 g_source_remove (priv->scroll_sync_timer);
2335 priv->scroll_sync_timer = 0;
2338 if (priv->typeselect_flush_timeout)
2340 g_source_remove (priv->typeselect_flush_timeout);
2341 priv->typeselect_flush_timeout = 0;
2344 for (list = priv->columns; list; list = list->next)
2345 _gtk_tree_view_column_unrealize_button (GTK_TREE_VIEW_COLUMN (list->data));
2347 gdk_window_set_user_data (priv->bin_window, NULL);
2348 gdk_window_destroy (priv->bin_window);
2349 priv->bin_window = NULL;
2351 gdk_window_set_user_data (priv->header_window, NULL);
2352 gdk_window_destroy (priv->header_window);
2353 priv->header_window = NULL;
2355 if (priv->drag_window)
2357 gdk_window_set_user_data (priv->drag_window, NULL);
2358 gdk_window_destroy (priv->drag_window);
2359 priv->drag_window = NULL;
2362 if (priv->drag_highlight_window)
2364 gdk_window_set_user_data (priv->drag_highlight_window, NULL);
2365 gdk_window_destroy (priv->drag_highlight_window);
2366 priv->drag_highlight_window = NULL;
2369 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->unrealize (widget);
2372 /* GtkWidget::size_request helper */
2374 gtk_tree_view_size_request_columns (GtkTreeView *tree_view)
2378 tree_view->priv->header_height = 0;
2380 for (list = tree_view->priv->columns; list; list = list->next)
2382 GtkRequisition requisition;
2383 GtkTreeViewColumn *column = list->data;
2384 GtkWidget *button = gtk_tree_view_column_get_button (column);
2389 gtk_widget_get_preferred_size (button, &requisition, NULL);
2390 tree_view->priv->header_height = MAX (tree_view->priv->header_height, requisition.height);
2395 /* Called only by ::size_request */
2397 gtk_tree_view_update_size (GtkTreeView *tree_view)
2400 GtkTreeViewColumn *column;
2403 if (tree_view->priv->model == NULL)
2405 tree_view->priv->width = 0;
2406 tree_view->priv->prev_width = 0;
2407 tree_view->priv->height = 0;
2411 tree_view->priv->prev_width = tree_view->priv->width;
2412 tree_view->priv->width = 0;
2414 /* keep this in sync with size_allocate below */
2415 for (list = tree_view->priv->columns, i = 0; list; list = list->next, i++)
2417 column = list->data;
2418 if (!gtk_tree_view_column_get_visible (column))
2421 tree_view->priv->width += _gtk_tree_view_column_request_width (column);
2424 if (tree_view->priv->tree == NULL)
2425 tree_view->priv->height = 0;
2427 tree_view->priv->height = tree_view->priv->tree->root->offset;
2431 gtk_tree_view_size_request (GtkWidget *widget,
2432 GtkRequisition *requisition,
2433 gboolean may_validate)
2435 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2439 /* we validate some rows initially just to make sure we have some size.
2440 * In practice, with a lot of static lists, this should get a good width.
2442 do_validate_rows (tree_view, FALSE);
2445 gtk_tree_view_size_request_columns (tree_view);
2446 gtk_tree_view_update_size (GTK_TREE_VIEW (widget));
2448 requisition->width = tree_view->priv->width;
2449 requisition->height = tree_view->priv->height + gtk_tree_view_get_effective_header_height (tree_view);
2453 gtk_tree_view_get_preferred_width (GtkWidget *widget,
2457 GtkRequisition requisition;
2459 gtk_tree_view_size_request (widget, &requisition, TRUE);
2461 *minimum = *natural = requisition.width;
2465 gtk_tree_view_get_preferred_height (GtkWidget *widget,
2469 GtkRequisition requisition;
2471 gtk_tree_view_size_request (widget, &requisition, TRUE);
2473 *minimum = *natural = requisition.height;
2477 gtk_tree_view_calculate_width_before_expander (GtkTreeView *tree_view)
2483 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
2484 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
2485 list->data != tree_view->priv->expander_column;
2486 list = (rtl ? list->prev : list->next))
2488 GtkTreeViewColumn *column = list->data;
2490 width += gtk_tree_view_column_get_width (column);
2496 /* GtkWidget::size_allocate helper */
2498 gtk_tree_view_size_allocate_columns (GtkWidget *widget,
2499 gboolean *width_changed)
2501 GtkTreeView *tree_view;
2502 GList *list, *first_column, *last_column;
2503 GtkTreeViewColumn *column;
2504 GtkAllocation widget_allocation;
2506 gint extra, extra_per_column, extra_for_last;
2507 gint full_requested_width = 0;
2508 gint number_of_expand_columns = 0;
2510 gboolean update_expand;
2512 tree_view = GTK_TREE_VIEW (widget);
2514 for (last_column = g_list_last (tree_view->priv->columns);
2516 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (last_column->data)));
2517 last_column = last_column->prev)
2519 if (last_column == NULL)
2522 for (first_column = g_list_first (tree_view->priv->columns);
2524 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (first_column->data)));
2525 first_column = first_column->next)
2528 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
2530 /* find out how many extra space and expandable columns we have */
2531 for (list = tree_view->priv->columns; list != last_column->next; list = list->next)
2533 column = (GtkTreeViewColumn *)list->data;
2535 if (!gtk_tree_view_column_get_visible (column))
2538 full_requested_width += _gtk_tree_view_column_request_width (column);
2540 if (gtk_tree_view_column_get_expand (column))
2541 number_of_expand_columns++;
2544 /* Only update the expand value if the width of the widget has changed,
2545 * or the number of expand columns has changed, or if there are no expand
2546 * columns, or if we didn't have an size-allocation yet after the
2547 * last validated node.
2549 update_expand = (width_changed && *width_changed == TRUE)
2550 || number_of_expand_columns != tree_view->priv->last_number_of_expand_columns
2551 || number_of_expand_columns == 0
2552 || tree_view->priv->post_validation_flag == TRUE;
2554 tree_view->priv->post_validation_flag = FALSE;
2556 gtk_widget_get_allocation (widget, &widget_allocation);
2559 extra = tree_view->priv->last_extra_space;
2560 extra_for_last = MAX (widget_allocation.width - full_requested_width - extra, 0);
2564 extra = MAX (widget_allocation.width - full_requested_width, 0);
2567 tree_view->priv->last_extra_space = extra;
2570 if (number_of_expand_columns > 0)
2571 extra_per_column = extra/number_of_expand_columns;
2573 extra_per_column = 0;
2577 tree_view->priv->last_extra_space_per_column = extra_per_column;
2578 tree_view->priv->last_number_of_expand_columns = number_of_expand_columns;
2581 for (list = (rtl ? last_column : first_column);
2582 list != (rtl ? first_column->prev : last_column->next);
2583 list = (rtl ? list->prev : list->next))
2587 column = list->data;
2589 if (!gtk_tree_view_column_get_visible (column))
2592 /* We need to handle the dragged button specially.
2594 if (column == tree_view->priv->drag_column)
2596 GtkAllocation drag_allocation;
2599 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
2601 drag_allocation.x = 0;
2602 drag_allocation.y = 0;
2603 drag_allocation.width = gdk_window_get_width (tree_view->priv->drag_window);
2604 drag_allocation.height = gdk_window_get_height (tree_view->priv->drag_window);
2605 gtk_widget_size_allocate (button, &drag_allocation);
2606 width += drag_allocation.width;
2610 column_width = _gtk_tree_view_column_request_width (column);
2612 if (gtk_tree_view_column_get_expand (column))
2614 if (number_of_expand_columns == 1)
2616 /* We add the remander to the last column as
2618 column_width += extra;
2622 column_width += extra_per_column;
2623 extra -= extra_per_column;
2624 number_of_expand_columns --;
2627 else if (number_of_expand_columns == 0 &&
2628 list == last_column)
2630 column_width += extra;
2633 /* In addition to expand, the last column can get even more
2634 * extra space so all available space is filled up.
2636 if (extra_for_last > 0 && list == last_column)
2637 column_width += extra_for_last;
2639 _gtk_tree_view_column_allocate (column, width, column_width);
2641 width += column_width;
2644 /* We change the width here. The user might have been resizing columns,
2645 * which changes the total width of the tree view. This is of
2646 * importance for getting the horizontal scroll bar right.
2648 if (tree_view->priv->width != width)
2650 tree_view->priv->width = width;
2652 *width_changed = TRUE;
2658 gtk_tree_view_size_allocate (GtkWidget *widget,
2659 GtkAllocation *allocation)
2661 GtkAllocation widget_allocation;
2662 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2664 gboolean width_changed = FALSE;
2667 gtk_widget_get_allocation (widget, &widget_allocation);
2668 old_width = widget_allocation.width;
2669 if (allocation->width != widget_allocation.width)
2670 width_changed = TRUE;
2672 gtk_widget_set_allocation (widget, allocation);
2674 tmp_list = tree_view->priv->children;
2678 GtkAllocation allocation;
2680 GtkTreeViewChild *child = tmp_list->data;
2681 tmp_list = tmp_list->next;
2683 /* totally ignore our child's requisition */
2684 allocation.x = child->x;
2685 allocation.y = child->y;
2686 allocation.width = child->width;
2687 allocation.height = child->height;
2688 gtk_widget_size_allocate (child->widget, &allocation);
2691 /* We size-allocate the columns first because the width of the
2692 * tree view (used in updating the adjustments below) might change.
2694 gtk_tree_view_size_allocate_columns (widget, &width_changed);
2696 g_object_freeze_notify (G_OBJECT (tree_view->priv->hadjustment));
2697 gtk_adjustment_set_page_size (tree_view->priv->hadjustment,
2699 gtk_adjustment_set_page_increment (tree_view->priv->hadjustment,
2700 allocation->width * 0.9);
2701 gtk_adjustment_set_step_increment (tree_view->priv->hadjustment,
2702 allocation->width * 0.1);
2703 gtk_adjustment_set_lower (tree_view->priv->hadjustment, 0);
2704 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
2705 MAX (gtk_adjustment_get_page_size (tree_view->priv->hadjustment),
2706 tree_view->priv->width));
2707 g_object_thaw_notify (G_OBJECT (tree_view->priv->hadjustment));
2709 if (gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL)
2711 if (allocation->width < tree_view->priv->width)
2713 if (tree_view->priv->init_hadjust_value)
2715 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2716 MAX (tree_view->priv->width -
2717 allocation->width, 0));
2718 tree_view->priv->init_hadjust_value = FALSE;
2720 else if (allocation->width != old_width)
2722 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2723 CLAMP (gtk_adjustment_get_value (tree_view->priv->hadjustment) - allocation->width + old_width,
2725 tree_view->priv->width - allocation->width));
2728 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2729 CLAMP (tree_view->priv->width - (tree_view->priv->prev_width - gtk_adjustment_get_value (tree_view->priv->hadjustment)),
2731 tree_view->priv->width - allocation->width));
2735 gtk_adjustment_set_value (tree_view->priv->hadjustment, 0);
2736 tree_view->priv->init_hadjust_value = TRUE;
2740 if (gtk_adjustment_get_value (tree_view->priv->hadjustment) + allocation->width > tree_view->priv->width)
2741 gtk_adjustment_set_value (tree_view->priv->hadjustment,
2742 MAX (tree_view->priv->width -
2743 allocation->width, 0));
2745 g_object_freeze_notify (G_OBJECT (tree_view->priv->vadjustment));
2746 gtk_adjustment_set_page_size (tree_view->priv->vadjustment,
2747 allocation->height -
2748 gtk_tree_view_get_effective_header_height (tree_view));
2749 gtk_adjustment_set_step_increment (tree_view->priv->vadjustment,
2750 gtk_adjustment_get_page_size (tree_view->priv->vadjustment) * 0.1);
2751 gtk_adjustment_set_page_increment (tree_view->priv->vadjustment,
2752 gtk_adjustment_get_page_size (tree_view->priv->vadjustment) * 0.9);
2753 gtk_adjustment_set_lower (tree_view->priv->vadjustment, 0);
2754 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
2755 MAX (gtk_adjustment_get_page_size (tree_view->priv->vadjustment),
2756 tree_view->priv->height));
2757 g_object_thaw_notify (G_OBJECT (tree_view->priv->vadjustment));
2759 /* now the adjustments and window sizes are in sync, we can sync toprow/dy again */
2760 if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
2761 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0);
2762 else if (gtk_adjustment_get_value (tree_view->priv->vadjustment) + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height)
2763 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment),
2764 tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment));
2765 else if (gtk_tree_row_reference_valid (tree_view->priv->top_row))
2766 gtk_tree_view_top_row_to_dy (tree_view);
2768 gtk_tree_view_dy_to_top_row (tree_view);
2770 if (gtk_widget_get_realized (widget))
2772 gdk_window_move_resize (gtk_widget_get_window (widget),
2773 allocation->x, allocation->y,
2774 allocation->width, allocation->height);
2775 gdk_window_move_resize (tree_view->priv->header_window,
2776 - (gint) gtk_adjustment_get_value (tree_view->priv->hadjustment),
2778 MAX (tree_view->priv->width, allocation->width),
2779 tree_view->priv->header_height);
2780 gdk_window_move_resize (tree_view->priv->bin_window,
2781 - (gint) gtk_adjustment_get_value (tree_view->priv->hadjustment),
2782 gtk_tree_view_get_effective_header_height (tree_view),
2783 MAX (tree_view->priv->width, allocation->width),
2784 allocation->height - gtk_tree_view_get_effective_header_height (tree_view));
2786 if (tree_view->priv->tree == NULL)
2787 invalidate_empty_focus (tree_view);
2789 if (width_changed && tree_view->priv->expander_column)
2791 /* Might seem awkward, but is the best heuristic I could come up
2792 * with. Only if the width of the columns before the expander
2793 * changes, we will update the prelight status. It is this
2794 * width that makes the expander move vertically. Always updating
2795 * prelight status causes trouble with hover selections.
2797 gint width_before_expander;
2799 width_before_expander = gtk_tree_view_calculate_width_before_expander (tree_view);
2801 if (tree_view->priv->prev_width_before_expander
2802 != width_before_expander)
2803 update_prelight (tree_view,
2804 tree_view->priv->event_last_x,
2805 tree_view->priv->event_last_y);
2807 tree_view->priv->prev_width_before_expander = width_before_expander;
2812 /* Grabs the focus and unsets the GTK_TREE_VIEW_DRAW_KEYFOCUS flag */
2814 grab_focus_and_unset_draw_keyfocus (GtkTreeView *tree_view)
2816 GtkWidget *widget = GTK_WIDGET (tree_view);
2818 if (gtk_widget_get_can_focus (widget) && !gtk_widget_has_focus (widget))
2819 gtk_widget_grab_focus (widget);
2820 tree_view->priv->draw_keyfocus = 0;
2823 static inline gboolean
2824 row_is_separator (GtkTreeView *tree_view,
2828 gboolean is_separator = FALSE;
2830 if (tree_view->priv->row_separator_func)
2832 GtkTreeIter tmpiter;
2838 if (!gtk_tree_model_get_iter (tree_view->priv->model, &tmpiter, path))
2842 is_separator = tree_view->priv->row_separator_func (tree_view->priv->model,
2844 tree_view->priv->row_separator_data);
2847 return is_separator;
2851 gtk_tree_view_button_press (GtkWidget *widget,
2852 GdkEventButton *event)
2854 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2856 GtkTreeViewColumn *column = NULL;
2858 GdkRectangle background_area;
2859 GdkRectangle cell_area;
2860 gint vertical_separator;
2861 gint horizontal_separator;
2862 gboolean path_is_selectable;
2865 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
2866 gtk_tree_view_stop_editing (tree_view, FALSE);
2867 gtk_widget_style_get (widget,
2868 "vertical-separator", &vertical_separator,
2869 "horizontal-separator", &horizontal_separator,
2872 /* Because grab_focus can cause reentrancy, we delay grab_focus until after
2873 * we're done handling the button press.
2876 if (event->window == tree_view->priv->bin_window)
2885 gint pre_val, aft_val;
2886 GtkTreeViewColumn *column = NULL;
2887 gint column_handled_click = FALSE;
2888 gboolean row_double_click = FALSE;
2890 gboolean node_selected;
2891 GdkModifierType extend_mod_mask;
2892 GdkModifierType modify_mod_mask;
2895 if (tree_view->priv->tree == NULL)
2897 grab_focus_and_unset_draw_keyfocus (tree_view);
2901 /* are we in an arrow? */
2902 if (tree_view->priv->prelight_node &&
2903 tree_view->priv->arrow_prelit &&
2904 gtk_tree_view_draw_expanders (tree_view))
2906 if (event->button == 1)
2908 gtk_grab_add (widget);
2909 tree_view->priv->button_pressed_node = tree_view->priv->prelight_node;
2910 tree_view->priv->button_pressed_tree = tree_view->priv->prelight_tree;
2911 gtk_tree_view_queue_draw_arrow (GTK_TREE_VIEW (widget),
2912 tree_view->priv->prelight_tree,
2913 tree_view->priv->prelight_node);
2916 grab_focus_and_unset_draw_keyfocus (tree_view);
2920 /* find the node that was clicked */
2921 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
2924 y_offset = -_gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
2928 /* We clicked in dead space */
2929 grab_focus_and_unset_draw_keyfocus (tree_view);
2933 /* Get the path and the node */
2934 path = _gtk_tree_view_find_path (tree_view, tree, node);
2935 path_is_selectable = !row_is_separator (tree_view, NULL, path);
2937 if (!path_is_selectable)
2939 gtk_tree_path_free (path);
2940 grab_focus_and_unset_draw_keyfocus (tree_view);
2944 depth = gtk_tree_path_get_depth (path);
2945 background_area.y = y_offset + event->y;
2946 background_area.height = gtk_tree_view_get_row_height (tree_view, node);
2947 background_area.x = 0;
2950 /* Let the column have a chance at selecting it. */
2951 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
2952 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
2953 list; list = (rtl ? list->prev : list->next))
2955 GtkTreeViewColumn *candidate = list->data;
2957 if (!gtk_tree_view_column_get_visible (candidate))
2960 background_area.width = gtk_tree_view_column_get_width (candidate);
2961 if ((background_area.x > (gint) event->x) ||
2962 (background_area.x + background_area.width <= (gint) event->x))
2964 background_area.x += background_area.width;
2968 /* we found the focus column */
2970 cell_area = background_area;
2971 cell_area.width -= horizontal_separator;
2972 cell_area.height -= vertical_separator;
2973 cell_area.x += horizontal_separator/2;
2974 cell_area.y += vertical_separator/2;
2975 if (gtk_tree_view_is_expander_column (tree_view, column))
2978 cell_area.x += (depth - 1) * tree_view->priv->level_indentation;
2979 cell_area.width -= (depth - 1) * tree_view->priv->level_indentation;
2981 if (gtk_tree_view_draw_expanders (tree_view))
2984 cell_area.x += depth * tree_view->priv->expander_size;
2985 cell_area.width -= depth * tree_view->priv->expander_size;
2993 gtk_tree_path_free (path);
2994 grab_focus_and_unset_draw_keyfocus (tree_view);
2998 tree_view->priv->focus_column = column;
3000 /* decide if we edit */
3001 if (event->type == GDK_BUTTON_PRESS && event->button == 1 &&
3002 !(event->state & gtk_accelerator_get_default_mod_mask ()))
3004 GtkTreePath *anchor;
3007 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
3008 gtk_tree_view_column_cell_set_cell_data (column,
3009 tree_view->priv->model,
3011 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
3012 node->children?TRUE:FALSE);
3014 if (tree_view->priv->anchor)
3015 anchor = gtk_tree_row_reference_get_path (tree_view->priv->anchor);
3019 if ((anchor && !gtk_tree_path_compare (anchor, path))
3020 || !_gtk_tree_view_column_has_editable_cell (column))
3022 GtkCellEditable *cell_editable = NULL;
3024 /* FIXME: get the right flags */
3027 if (_gtk_tree_view_column_cell_event (column,
3031 GtkCellArea *area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
3032 cell_editable = gtk_cell_area_get_edit_widget (area);
3034 if (cell_editable != NULL)
3036 gtk_tree_path_free (path);
3037 gtk_tree_path_free (anchor);
3040 column_handled_click = TRUE;
3044 gtk_tree_path_free (anchor);
3048 gtk_widget_get_modifier_mask (widget, GDK_MODIFIER_INTENT_EXTEND_SELECTION);
3051 gtk_widget_get_modifier_mask (widget, GDK_MODIFIER_INTENT_MODIFY_SELECTION);
3054 node_selected = GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED);
3055 pre_val = gtk_adjustment_get_value (tree_view->priv->vadjustment);
3057 /* we only handle selection modifications on the first button press
3059 if (event->type == GDK_BUTTON_PRESS)
3061 GtkCellRenderer *focus_cell;
3063 if ((event->state & modify_mod_mask) == modify_mod_mask)
3064 tree_view->priv->modify_selection_pressed = TRUE;
3065 if ((event->state & extend_mod_mask) == extend_mod_mask)
3066 tree_view->priv->extend_selection_pressed = TRUE;
3068 /* We update the focus cell here, this is also needed if the
3069 * column does not contain an editable cell. In this case,
3070 * GtkCellArea did not receive the event for processing (and
3071 * could not update the focus cell).
3073 focus_cell = _gtk_tree_view_column_get_cell_at_pos (column,
3080 gtk_tree_view_column_focus_cell (column, focus_cell);
3082 if (event->state & modify_mod_mask)
3084 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
3085 gtk_tree_view_real_toggle_cursor_row (tree_view);
3087 else if (event->state & extend_mod_mask)
3089 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
3090 gtk_tree_view_real_select_cursor_row (tree_view, FALSE);
3094 gtk_tree_view_real_set_cursor (tree_view, path, TRUE, TRUE);
3097 tree_view->priv->modify_selection_pressed = FALSE;
3098 tree_view->priv->extend_selection_pressed = FALSE;
3101 /* the treeview may have been scrolled because of _set_cursor,
3105 aft_val = gtk_adjustment_get_value (tree_view->priv->vadjustment);
3106 dval = pre_val - aft_val;
3108 cell_area.y += dval;
3109 background_area.y += dval;
3111 /* Save press to possibly begin a drag
3113 if (!column_handled_click &&
3114 !tree_view->priv->in_grab &&
3115 tree_view->priv->pressed_button < 0)
3117 tree_view->priv->pressed_button = event->button;
3118 tree_view->priv->press_start_x = event->x;
3119 tree_view->priv->press_start_y = event->y;
3121 if (tree_view->priv->rubber_banding_enable
3123 && gtk_tree_selection_get_mode (tree_view->priv->selection) == GTK_SELECTION_MULTIPLE)
3125 tree_view->priv->press_start_y += tree_view->priv->dy;
3126 tree_view->priv->rubber_band_x = event->x;
3127 tree_view->priv->rubber_band_y = event->y + tree_view->priv->dy;
3128 tree_view->priv->rubber_band_status = RUBBER_BAND_MAYBE_START;
3130 if ((event->state & modify_mod_mask) == modify_mod_mask)
3131 tree_view->priv->rubber_band_modify = TRUE;
3132 if ((event->state & extend_mod_mask) == extend_mod_mask)
3133 tree_view->priv->rubber_band_extend = TRUE;
3137 /* Test if a double click happened on the same row. */
3138 if (event->button == 1 && event->type == GDK_BUTTON_PRESS)
3140 int double_click_time, double_click_distance;
3142 g_object_get (gtk_settings_get_default (),
3143 "gtk-double-click-time", &double_click_time,
3144 "gtk-double-click-distance", &double_click_distance,
3147 /* Same conditions as _gdk_event_button_generate */
3148 if (tree_view->priv->last_button_x != -1 &&
3149 (event->time < tree_view->priv->last_button_time + double_click_time) &&
3150 (ABS (event->x - tree_view->priv->last_button_x) <= double_click_distance) &&
3151 (ABS (event->y - tree_view->priv->last_button_y) <= double_click_distance))
3153 /* We do no longer compare paths of this row and the
3154 * row clicked previously. We use the double click
3155 * distance to decide whether this is a valid click,
3156 * allowing the mouse to slightly move over another row.
3158 row_double_click = TRUE;
3160 tree_view->priv->last_button_time = 0;
3161 tree_view->priv->last_button_x = -1;
3162 tree_view->priv->last_button_y = -1;
3166 tree_view->priv->last_button_time = event->time;
3167 tree_view->priv->last_button_x = event->x;
3168 tree_view->priv->last_button_y = event->y;
3172 if (row_double_click)
3174 gtk_grab_remove (widget);
3175 gtk_tree_view_row_activated (tree_view, path, column);
3177 if (tree_view->priv->pressed_button == event->button)
3178 tree_view->priv->pressed_button = -1;
3181 gtk_tree_path_free (path);
3183 /* If we activated the row through a double click we don't want to grab
3184 * focus back, as moving focus to another widget is pretty common.
3186 if (!row_double_click)
3187 grab_focus_and_unset_draw_keyfocus (tree_view);
3192 /* We didn't click in the window. Let's check to see if we clicked on a column resize window.
3194 for (i = 0, list = tree_view->priv->columns; list; list = list->next, i++)
3196 column = list->data;
3197 if (event->window == _gtk_tree_view_column_get_window (column) &&
3198 gtk_tree_view_column_get_resizable (column) &&
3199 _gtk_tree_view_column_get_window (column))
3203 if (event->type == GDK_2BUTTON_PRESS &&
3204 gtk_tree_view_column_get_sizing (column) != GTK_TREE_VIEW_COLUMN_AUTOSIZE)
3206 _gtk_tree_view_column_set_use_resized_width (column, FALSE);
3207 _gtk_tree_view_column_autosize (tree_view, column);
3211 if (gdk_device_grab (gdk_event_get_device ((GdkEvent*)event),
3212 _gtk_tree_view_column_get_window (column),
3215 GDK_POINTER_MOTION_HINT_MASK
3216 | GDK_BUTTON1_MOTION_MASK
3217 | GDK_BUTTON_RELEASE_MASK,
3219 event->time) != GDK_GRAB_SUCCESS)
3222 gtk_grab_add (widget);
3223 tree_view->priv->in_column_resize = TRUE;
3225 _gtk_tree_view_column_set_resized_width (column, gtk_tree_view_column_get_width (column) -
3226 tree_view->priv->last_extra_space_per_column);
3228 /* block attached dnd signal handler */
3229 drag_data = g_object_get_data (G_OBJECT (widget), "gtk-site-data");
3231 g_signal_handlers_block_matched (widget,
3232 G_SIGNAL_MATCH_DATA,
3236 tree_view->priv->drag_pos = i;
3237 tree_view->priv->x_drag = gtk_tree_view_column_get_x_offset (column) + (rtl ? 0 : gtk_tree_view_column_get_width (column));
3239 if (!gtk_widget_has_focus (widget))
3240 gtk_widget_grab_focus (widget);
3248 /* GtkWidget::button_release_event helper */
3250 gtk_tree_view_button_release_drag_column (GtkWidget *widget,
3251 GdkEventButton *event)
3253 GtkTreeView *tree_view;
3257 GdkDevice *device, *other;
3259 tree_view = GTK_TREE_VIEW (widget);
3261 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
3262 device = gdk_event_get_device ((GdkEvent*)event);
3263 other = gdk_device_get_associated_device (device);
3264 gdk_device_ungrab (device, event->time);
3265 gdk_device_ungrab (other, event->time);
3267 /* Move the button back */
3268 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
3269 g_object_ref (button);
3270 gtk_container_remove (GTK_CONTAINER (tree_view), button);
3271 gtk_widget_set_parent_window (button, tree_view->priv->header_window);
3272 gtk_widget_set_parent (button, GTK_WIDGET (tree_view));
3273 g_object_unref (button);
3274 gtk_widget_queue_resize (widget);
3275 if (gtk_tree_view_column_get_resizable (tree_view->priv->drag_column))
3277 gdk_window_raise (_gtk_tree_view_column_get_window (tree_view->priv->drag_column));
3278 gdk_window_show (_gtk_tree_view_column_get_window (tree_view->priv->drag_column));
3281 gdk_window_hide (_gtk_tree_view_column_get_window (tree_view->priv->drag_column));
3283 gtk_widget_grab_focus (button);
3287 if (tree_view->priv->cur_reorder &&
3288 tree_view->priv->cur_reorder->right_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->right_column);
3294 if (tree_view->priv->cur_reorder &&
3295 tree_view->priv->cur_reorder->left_column != tree_view->priv->drag_column)
3296 gtk_tree_view_move_column_after (tree_view, tree_view->priv->drag_column,
3297 tree_view->priv->cur_reorder->left_column);
3299 tree_view->priv->drag_column = NULL;
3300 gdk_window_hide (tree_view->priv->drag_window);
3302 for (l = tree_view->priv->column_drag_info; l != NULL; l = l->next)
3303 g_slice_free (GtkTreeViewColumnReorder, l->data);
3304 g_list_free (tree_view->priv->column_drag_info);
3305 tree_view->priv->column_drag_info = NULL;
3306 tree_view->priv->cur_reorder = NULL;
3308 if (tree_view->priv->drag_highlight_window)
3309 gdk_window_hide (tree_view->priv->drag_highlight_window);
3311 /* Reset our flags */
3312 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_UNSET;
3313 tree_view->priv->in_column_drag = FALSE;
3318 /* GtkWidget::button_release_event helper */
3320 gtk_tree_view_button_release_column_resize (GtkWidget *widget,
3321 GdkEventButton *event)
3323 GtkTreeView *tree_view;
3326 tree_view = GTK_TREE_VIEW (widget);
3328 tree_view->priv->drag_pos = -1;
3330 /* unblock attached dnd signal handler */
3331 drag_data = g_object_get_data (G_OBJECT (widget), "gtk-site-data");
3333 g_signal_handlers_unblock_matched (widget,
3334 G_SIGNAL_MATCH_DATA,
3338 tree_view->priv->in_column_resize = FALSE;
3339 gtk_grab_remove (widget);
3340 gdk_device_ungrab (gdk_event_get_device ((GdkEvent*)event), event->time);
3345 gtk_tree_view_button_release (GtkWidget *widget,
3346 GdkEventButton *event)
3348 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
3350 if (tree_view->priv->in_column_drag)
3351 return gtk_tree_view_button_release_drag_column (widget, event);
3353 if (tree_view->priv->rubber_band_status)
3354 gtk_tree_view_stop_rubber_band (tree_view);
3356 if (tree_view->priv->pressed_button == event->button)
3357 tree_view->priv->pressed_button = -1;
3359 if (tree_view->priv->in_column_resize)
3360 return gtk_tree_view_button_release_column_resize (widget, event);
3362 if (tree_view->priv->button_pressed_node == NULL)
3365 if (event->button == 1)
3367 if (tree_view->priv->button_pressed_node == tree_view->priv->prelight_node &&
3368 tree_view->priv->arrow_prelit)
3370 GtkTreePath *path = NULL;
3372 path = _gtk_tree_view_find_path (tree_view,
3373 tree_view->priv->button_pressed_tree,
3374 tree_view->priv->button_pressed_node);
3375 /* Actually activate the node */
3376 if (tree_view->priv->button_pressed_node->children == NULL)
3377 gtk_tree_view_real_expand_row (tree_view, path,
3378 tree_view->priv->button_pressed_tree,
3379 tree_view->priv->button_pressed_node,
3382 gtk_tree_view_real_collapse_row (GTK_TREE_VIEW (widget), path,
3383 tree_view->priv->button_pressed_tree,
3384 tree_view->priv->button_pressed_node, TRUE);
3385 gtk_tree_path_free (path);
3388 gtk_grab_remove (widget);
3389 tree_view->priv->button_pressed_tree = NULL;
3390 tree_view->priv->button_pressed_node = NULL;
3397 gtk_tree_view_grab_broken (GtkWidget *widget,
3398 GdkEventGrabBroken *event)
3400 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
3402 if (tree_view->priv->in_column_drag)
3403 gtk_tree_view_button_release_drag_column (widget, (GdkEventButton *)event);
3405 if (tree_view->priv->in_column_resize)
3406 gtk_tree_view_button_release_column_resize (widget, (GdkEventButton *)event);
3413 gtk_tree_view_configure (GtkWidget *widget,
3414 GdkEventConfigure *event)
3416 GtkTreeView *tree_view;
3418 tree_view = GTK_TREE_VIEW (widget);
3419 tree_view->priv->search_position_func (tree_view, tree_view->priv->search_window);
3425 /* GtkWidget::motion_event function set.
3429 coords_are_over_arrow (GtkTreeView *tree_view,
3432 /* these are in bin window coords */
3439 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
3442 if ((node->flags & GTK_RBNODE_IS_PARENT) == 0)
3445 arrow.y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
3446 arrow.height = gtk_tree_view_get_row_height (tree_view, node);
3448 gtk_tree_view_get_arrow_xrange (tree_view, tree, &arrow.x, &x2);
3450 arrow.width = x2 - arrow.x;
3452 return (x >= arrow.x &&
3453 x < (arrow.x + arrow.width) &&
3455 y < (arrow.y + arrow.height));
3459 auto_expand_timeout (gpointer data)
3461 GtkTreeView *tree_view = GTK_TREE_VIEW (data);
3464 if (tree_view->priv->prelight_node)
3466 path = _gtk_tree_view_find_path (tree_view,
3467 tree_view->priv->prelight_tree,
3468 tree_view->priv->prelight_node);
3470 if (tree_view->priv->prelight_node->children)
3471 gtk_tree_view_collapse_row (tree_view, path);
3473 gtk_tree_view_expand_row (tree_view, path, FALSE);
3475 gtk_tree_path_free (path);
3478 tree_view->priv->auto_expand_timeout = 0;
3484 remove_auto_expand_timeout (GtkTreeView *tree_view)
3486 if (tree_view->priv->auto_expand_timeout != 0)
3488 g_source_remove (tree_view->priv->auto_expand_timeout);
3489 tree_view->priv->auto_expand_timeout = 0;
3494 do_prelight (GtkTreeView *tree_view,
3497 /* these are in bin_window coords */
3501 if (tree_view->priv->prelight_tree == tree &&
3502 tree_view->priv->prelight_node == node)
3504 /* We are still on the same node,
3505 but we might need to take care of the arrow */
3507 if (tree && node && gtk_tree_view_draw_expanders (tree_view))
3509 gboolean over_arrow;
3511 over_arrow = coords_are_over_arrow (tree_view, tree, node, x, y);
3513 if (over_arrow != tree_view->priv->arrow_prelit)
3516 tree_view->priv->arrow_prelit = TRUE;
3518 tree_view->priv->arrow_prelit = FALSE;
3520 gtk_tree_view_queue_draw_arrow (tree_view, tree, node);
3527 if (tree_view->priv->prelight_tree && tree_view->priv->prelight_node)
3529 /* Unprelight the old node and arrow */
3531 GTK_RBNODE_UNSET_FLAG (tree_view->priv->prelight_node,
3532 GTK_RBNODE_IS_PRELIT);
3534 if (tree_view->priv->arrow_prelit
3535 && gtk_tree_view_draw_expanders (tree_view))
3537 tree_view->priv->arrow_prelit = FALSE;
3539 gtk_tree_view_queue_draw_arrow (tree_view,
3540 tree_view->priv->prelight_tree,
3541 tree_view->priv->prelight_node);
3544 _gtk_tree_view_queue_draw_node (tree_view,
3545 tree_view->priv->prelight_tree,
3546 tree_view->priv->prelight_node,
3551 if (tree_view->priv->hover_expand)
3552 remove_auto_expand_timeout (tree_view);
3554 /* Set the new prelight values */
3555 tree_view->priv->prelight_node = node;
3556 tree_view->priv->prelight_tree = tree;
3561 /* Prelight the new node and arrow */
3563 if (gtk_tree_view_draw_expanders (tree_view)
3564 && coords_are_over_arrow (tree_view, tree, node, x, y))
3566 tree_view->priv->arrow_prelit = TRUE;
3568 gtk_tree_view_queue_draw_arrow (tree_view, tree, node);
3571 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_PRELIT);
3573 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
3575 if (tree_view->priv->hover_expand)
3577 tree_view->priv->auto_expand_timeout =
3578 gdk_threads_add_timeout (AUTO_EXPAND_TIMEOUT, auto_expand_timeout, tree_view);
3583 prelight_or_select (GtkTreeView *tree_view,
3586 /* these are in bin_window coords */
3590 GtkSelectionMode mode = gtk_tree_selection_get_mode (tree_view->priv->selection);
3592 if (tree_view->priv->hover_selection &&
3593 (mode == GTK_SELECTION_SINGLE || mode == GTK_SELECTION_BROWSE) &&
3594 !(tree_view->priv->edited_column &&
3595 gtk_cell_area_get_edit_widget
3596 (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->edited_column)))))
3600 if (!GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
3604 path = _gtk_tree_view_find_path (tree_view, tree, node);
3605 gtk_tree_selection_select_path (tree_view->priv->selection, path);
3606 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
3608 tree_view->priv->draw_keyfocus = FALSE;
3609 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, FALSE);
3611 gtk_tree_path_free (path);
3615 else if (mode == GTK_SELECTION_SINGLE)
3616 gtk_tree_selection_unselect_all (tree_view->priv->selection);
3619 do_prelight (tree_view, tree, node, x, y);
3623 ensure_unprelighted (GtkTreeView *tree_view)
3625 do_prelight (tree_view,
3627 -1000, -1000); /* coords not possibly over an arrow */
3629 g_assert (tree_view->priv->prelight_node == NULL);
3633 update_prelight (GtkTreeView *tree_view,
3641 if (tree_view->priv->tree == NULL)
3646 ensure_unprelighted (tree_view);
3650 new_y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, y);
3654 _gtk_rbtree_find_offset (tree_view->priv->tree,
3655 new_y, &tree, &node);
3658 prelight_or_select (tree_view, tree, node, x, y);
3664 /* Our motion arrow is either a box (in the case of the original spot)
3665 * or an arrow. It is expander_size wide.
3688 gtk_tree_view_motion_draw_column_motion_arrow (GtkTreeView *tree_view)
3690 GtkTreeViewColumnReorder *reorder = tree_view->priv->cur_reorder;
3691 GtkWidget *widget = GTK_WIDGET (tree_view);
3692 cairo_surface_t *mask_image;
3693 cairo_region_t *mask_region;
3698 gint arrow_type = DRAG_COLUMN_WINDOW_STATE_UNSET;
3699 GdkWindowAttr attributes;
3700 guint attributes_mask;
3704 reorder->left_column == tree_view->priv->drag_column ||
3705 reorder->right_column == tree_view->priv->drag_column)
3706 arrow_type = DRAG_COLUMN_WINDOW_STATE_ORIGINAL;
3707 else if (reorder->left_column || reorder->right_column)
3709 GtkAllocation left_allocation, right_allocation;
3710 GdkRectangle visible_rect;
3713 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
3714 if (reorder->left_column)
3716 button = gtk_tree_view_column_get_button (reorder->left_column);
3717 gtk_widget_get_allocation (button, &left_allocation);
3718 x = left_allocation.x + left_allocation.width;
3722 button = gtk_tree_view_column_get_button (reorder->right_column);
3723 gtk_widget_get_allocation (button, &right_allocation);
3724 x = right_allocation.x;
3727 if (x < visible_rect.x)
3728 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT;
3729 else if (x > visible_rect.x + visible_rect.width)
3730 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT;
3732 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW;
3735 /* We want to draw the rectangle over the initial location. */
3736 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ORIGINAL)
3738 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ORIGINAL)
3740 GtkAllocation drag_allocation;
3743 if (tree_view->priv->drag_highlight_window)
3745 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
3747 gdk_window_destroy (tree_view->priv->drag_highlight_window);
3750 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
3751 attributes.window_type = GDK_WINDOW_CHILD;
3752 attributes.wclass = GDK_INPUT_OUTPUT;
3753 attributes.x = tree_view->priv->drag_column_x;
3755 gtk_widget_get_allocation (button, &drag_allocation);
3756 width = attributes.width = drag_allocation.width;
3757 height = attributes.height = drag_allocation.height;
3758 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
3759 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
3760 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
3761 tree_view->priv->drag_highlight_window = gdk_window_new (tree_view->priv->header_window, &attributes, attributes_mask);
3762 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
3764 mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
3765 cr = cairo_create (mask_image);
3767 cairo_rectangle (cr, 1, 1, width - 2, height - 2);
3771 mask_region = gdk_cairo_region_create_from_surface (mask_image);
3772 gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
3775 cairo_region_destroy (mask_region);
3776 cairo_surface_destroy (mask_image);
3778 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_ORIGINAL;
3781 else if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW)
3783 GtkAllocation button_allocation;
3786 width = tree_view->priv->expander_size;
3788 /* Get x, y, width, height of arrow */
3789 gdk_window_get_origin (tree_view->priv->header_window, &x, &y);
3790 if (reorder->left_column)
3792 button = gtk_tree_view_column_get_button (reorder->left_column);
3793 gtk_widget_get_allocation (button, &button_allocation);
3794 x += button_allocation.x + button_allocation.width - width/2;
3795 height = button_allocation.height;
3799 button = gtk_tree_view_column_get_button (reorder->right_column);
3800 gtk_widget_get_allocation (button, &button_allocation);
3801 x += button_allocation.x - width/2;
3802 height = button_allocation.height;
3804 y -= tree_view->priv->expander_size/2; /* The arrow takes up only half the space */
3805 height += tree_view->priv->expander_size;
3807 /* Create the new window */
3808 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW)
3810 if (tree_view->priv->drag_highlight_window)
3812 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
3814 gdk_window_destroy (tree_view->priv->drag_highlight_window);
3817 attributes.window_type = GDK_WINDOW_TEMP;
3818 attributes.wclass = GDK_INPUT_OUTPUT;
3819 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
3820 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
3821 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
3824 attributes.width = width;
3825 attributes.height = height;
3826 tree_view->priv->drag_highlight_window = gdk_window_new (gtk_widget_get_root_window (widget),
3827 &attributes, attributes_mask);
3828 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
3830 mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
3832 cr = cairo_create (mask_image);
3833 cairo_move_to (cr, 0, 0);
3834 cairo_line_to (cr, width, 0);
3835 cairo_line_to (cr, width / 2., width / 2);
3836 cairo_move_to (cr, 0, height);
3837 cairo_line_to (cr, width, height);
3838 cairo_line_to (cr, width / 2., height - width / 2.);
3842 mask_region = gdk_cairo_region_create_from_surface (mask_image);
3843 gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
3846 cairo_region_destroy (mask_region);
3847 cairo_surface_destroy (mask_image);
3850 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_ARROW;
3851 gdk_window_move (tree_view->priv->drag_highlight_window, x, y);
3853 else if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT ||
3854 arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
3856 GtkAllocation allocation;
3859 width = tree_view->priv->expander_size;
3861 /* Get x, y, width, height of arrow */
3862 width = width/2; /* remember, the arrow only takes half the available width */
3863 gdk_window_get_origin (gtk_widget_get_window (widget),
3865 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
3867 gtk_widget_get_allocation (widget, &allocation);
3868 x += allocation.width - width;
3871 if (reorder->left_column)
3873 button = gtk_tree_view_column_get_button (reorder->left_column);
3874 gtk_widget_get_allocation (button, &allocation);
3875 height = allocation.height;
3879 button = gtk_tree_view_column_get_button (reorder->right_column);
3880 gtk_widget_get_allocation (button, &allocation);
3881 height = allocation.height;
3884 y -= tree_view->priv->expander_size;
3885 height += 2*tree_view->priv->expander_size;
3887 /* Create the new window */
3888 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT &&
3889 tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
3891 if (tree_view->priv->drag_highlight_window)
3893 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
3895 gdk_window_destroy (tree_view->priv->drag_highlight_window);
3898 attributes.window_type = GDK_WINDOW_TEMP;
3899 attributes.wclass = GDK_INPUT_OUTPUT;
3900 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
3901 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
3902 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
3905 attributes.width = width;
3906 attributes.height = height;
3907 tree_view->priv->drag_highlight_window = gdk_window_new (NULL, &attributes, attributes_mask);
3908 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
3910 mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
3912 cr = cairo_create (mask_image);
3913 /* mirror if we're on the left */
3914 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT)
3916 cairo_translate (cr, width, 0);
3917 cairo_scale (cr, -1, 1);
3919 cairo_move_to (cr, 0, 0);
3920 cairo_line_to (cr, width, width);
3921 cairo_line_to (cr, 0, tree_view->priv->expander_size);
3922 cairo_move_to (cr, 0, height);
3923 cairo_line_to (cr, width, height - width);
3924 cairo_line_to (cr, 0, height - tree_view->priv->expander_size);
3928 mask_region = gdk_cairo_region_create_from_surface (mask_image);
3929 gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
3932 cairo_region_destroy (mask_region);
3933 cairo_surface_destroy (mask_image);
3936 tree_view->priv->drag_column_window_state = arrow_type;
3937 gdk_window_move (tree_view->priv->drag_highlight_window, x, y);
3941 g_warning (G_STRLOC"Invalid GtkTreeViewColumnReorder struct");
3942 gdk_window_hide (tree_view->priv->drag_highlight_window);
3946 gdk_window_show (tree_view->priv->drag_highlight_window);
3947 gdk_window_raise (tree_view->priv->drag_highlight_window);
3951 gtk_tree_view_motion_resize_column (GtkWidget *widget,
3952 GdkEventMotion *event)
3956 GtkTreeViewColumn *column;
3957 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
3959 column = gtk_tree_view_get_column (tree_view, tree_view->priv->drag_pos);
3961 if (event->is_hint || event->window != gtk_widget_get_window (widget))
3962 gdk_window_get_device_position (gtk_widget_get_window (widget),
3963 gdk_event_get_device ((GdkEvent *) event),
3968 if (tree_view->priv->hadjustment)
3969 x += gtk_adjustment_get_value (tree_view->priv->hadjustment);
3971 new_width = gtk_tree_view_new_column_width (tree_view,
3972 tree_view->priv->drag_pos, &x);
3973 if (x != tree_view->priv->x_drag &&
3974 (new_width != gtk_tree_view_column_get_fixed_width (column)))
3976 _gtk_tree_view_column_set_use_resized_width (column, TRUE);
3978 if (gtk_tree_view_column_get_expand (column))
3979 new_width -= tree_view->priv->last_extra_space_per_column;
3981 _gtk_tree_view_column_set_resized_width (column, new_width);
3984 gtk_widget_queue_resize (widget);
3992 gtk_tree_view_update_current_reorder (GtkTreeView *tree_view,
3995 GtkTreeViewColumnReorder *reorder = NULL;
3999 gdk_window_get_device_position (tree_view->priv->header_window,
4000 gdk_event_get_device (event),
4001 &mouse_x, NULL, NULL);
4002 for (list = tree_view->priv->column_drag_info; list; list = list->next)
4004 reorder = (GtkTreeViewColumnReorder *) list->data;
4005 if (mouse_x >= reorder->left_align && mouse_x < reorder->right_align)
4010 /* if (reorder && reorder == tree_view->priv->cur_reorder)
4013 tree_view->priv->cur_reorder = reorder;
4014 gtk_tree_view_motion_draw_column_motion_arrow (tree_view);
4018 gtk_tree_view_vertical_autoscroll (GtkTreeView *tree_view)
4020 GdkRectangle visible_rect;
4024 gdk_window_get_device_position (tree_view->priv->bin_window,
4025 gdk_device_manager_get_client_pointer (
4026 gdk_display_get_device_manager (
4027 gtk_widget_get_display (GTK_WIDGET (tree_view)))),
4029 y += tree_view->priv->dy;
4031 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
4033 /* see if we are near the edge. */
4034 offset = y - (visible_rect.y + 2 * SCROLL_EDGE_SIZE);
4037 offset = y - (visible_rect.y + visible_rect.height - 2 * SCROLL_EDGE_SIZE);
4042 gtk_adjustment_set_value (tree_view->priv->vadjustment,
4043 MAX (gtk_adjustment_get_value (tree_view->priv->vadjustment) + offset, 0.0));
4047 gtk_tree_view_horizontal_autoscroll (GtkTreeView *tree_view,
4050 GdkRectangle visible_rect;
4054 gdk_window_get_device_position (tree_view->priv->bin_window,
4055 gdk_event_get_device (event),
4058 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
4060 /* See if we are near the edge. */
4061 offset = x - (visible_rect.x + SCROLL_EDGE_SIZE);
4064 offset = x - (visible_rect.x + visible_rect.width - SCROLL_EDGE_SIZE);
4070 gtk_adjustment_set_value (tree_view->priv->hadjustment,
4071 MAX (gtk_adjustment_get_value (tree_view->priv->hadjustment) + offset, 0.0));
4078 gtk_tree_view_motion_drag_column (GtkWidget *widget,
4079 GdkEventMotion *event)
4081 GtkAllocation allocation, button_allocation;
4082 GtkTreeView *tree_view = (GtkTreeView *) widget;
4083 GtkTreeViewColumn *column = tree_view->priv->drag_column;
4088 if ((column == NULL) ||
4089 (event->window != tree_view->priv->drag_window))
4092 button = gtk_tree_view_column_get_button (column);
4094 /* Handle moving the header */
4095 gdk_window_get_position (tree_view->priv->drag_window, &x, &y);
4096 gtk_widget_get_allocation (widget, &allocation);
4097 gtk_widget_get_allocation (button, &button_allocation);
4098 x = CLAMP (x + (gint)event->x - _gtk_tree_view_column_get_drag_x (column), 0,
4099 MAX (tree_view->priv->width, allocation.width) - button_allocation.width);
4100 gdk_window_move (tree_view->priv->drag_window, x, y);
4102 /* autoscroll, if needed */
4103 gtk_tree_view_horizontal_autoscroll (tree_view, (GdkEvent *) event);
4104 /* Update the current reorder position and arrow; */
4105 gtk_tree_view_update_current_reorder (tree_view, (GdkEvent *) event);
4111 gtk_tree_view_stop_rubber_band (GtkTreeView *tree_view)
4113 remove_scroll_timeout (tree_view);
4114 gtk_grab_remove (GTK_WIDGET (tree_view));
4116 if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
4118 GtkTreePath *tmp_path;
4120 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
4122 /* The anchor path should be set to the start path */
4123 tmp_path = _gtk_tree_view_find_path (tree_view,
4124 tree_view->priv->rubber_band_start_tree,
4125 tree_view->priv->rubber_band_start_node);
4127 if (tree_view->priv->anchor)
4128 gtk_tree_row_reference_free (tree_view->priv->anchor);
4130 tree_view->priv->anchor =
4131 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
4132 tree_view->priv->model,
4135 gtk_tree_path_free (tmp_path);
4137 /* ... and the cursor to the end path */
4138 tmp_path = _gtk_tree_view_find_path (tree_view,
4139 tree_view->priv->rubber_band_end_tree,
4140 tree_view->priv->rubber_band_end_node);
4141 gtk_tree_view_real_set_cursor (GTK_TREE_VIEW (tree_view), tmp_path, FALSE, FALSE);
4142 gtk_tree_path_free (tmp_path);
4144 _gtk_tree_selection_emit_changed (tree_view->priv->selection);
4147 /* Clear status variables */
4148 tree_view->priv->rubber_band_status = RUBBER_BAND_OFF;
4149 tree_view->priv->rubber_band_extend = FALSE;
4150 tree_view->priv->rubber_band_modify = FALSE;
4152 tree_view->priv->rubber_band_start_node = NULL;
4153 tree_view->priv->rubber_band_start_tree = NULL;
4154 tree_view->priv->rubber_band_end_node = NULL;
4155 tree_view->priv->rubber_band_end_tree = NULL;
4159 gtk_tree_view_update_rubber_band_selection_range (GtkTreeView *tree_view,
4160 GtkRBTree *start_tree,
4161 GtkRBNode *start_node,
4162 GtkRBTree *end_tree,
4163 GtkRBNode *end_node,
4165 gboolean skip_start,
4168 if (start_node == end_node)
4171 /* We skip the first node and jump inside the loop */
4177 /* Small optimization by assuming insensitive nodes are never
4180 if (!GTK_RBNODE_FLAG_SET (start_node, GTK_RBNODE_IS_SELECTED))
4183 gboolean selectable;
4185 path = _gtk_tree_view_find_path (tree_view, start_tree, start_node);
4186 selectable = _gtk_tree_selection_row_is_selectable (tree_view->priv->selection, start_node, path);
4187 gtk_tree_path_free (path);
4190 goto node_not_selectable;
4195 if (tree_view->priv->rubber_band_extend)
4196 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4197 else if (tree_view->priv->rubber_band_modify)
4199 /* Toggle the selection state */
4200 if (GTK_RBNODE_FLAG_SET (start_node, GTK_RBNODE_IS_SELECTED))
4201 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4203 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4206 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4210 /* Mirror the above */
4211 if (tree_view->priv->rubber_band_extend)
4212 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4213 else if (tree_view->priv->rubber_band_modify)
4215 /* Toggle the selection state */
4216 if (GTK_RBNODE_FLAG_SET (start_node, GTK_RBNODE_IS_SELECTED))
4217 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4219 GTK_RBNODE_SET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4222 GTK_RBNODE_UNSET_FLAG (start_node, GTK_RBNODE_IS_SELECTED);
4225 _gtk_tree_view_queue_draw_node (tree_view, start_tree, start_node, NULL);
4227 node_not_selectable:
4228 if (start_node == end_node)
4233 if (start_node->children)
4235 start_tree = start_node->children;
4236 start_node = start_tree->root;
4237 while (start_node->left != start_tree->nil)
4238 start_node = start_node->left;
4242 _gtk_rbtree_next_full (start_tree, start_node, &start_tree, &start_node);
4245 /* Ran out of tree */
4249 if (skip_end && start_node == end_node)
4256 gtk_tree_view_update_rubber_band_selection (GtkTreeView *tree_view)
4258 GtkRBTree *start_tree, *end_tree;
4259 GtkRBNode *start_node, *end_node;
4261 _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);
4262 _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);
4264 /* Handle the start area first */
4265 if (!tree_view->priv->rubber_band_start_node)
4267 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4276 else if (_gtk_rbtree_node_find_offset (start_tree, start_node) <
4277 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_start_tree, tree_view->priv->rubber_band_start_node))
4279 /* New node is above the old one; selection became bigger */
4280 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4283 tree_view->priv->rubber_band_start_tree,
4284 tree_view->priv->rubber_band_start_node,
4289 else if (_gtk_rbtree_node_find_offset (start_tree, start_node) >
4290 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_start_tree, tree_view->priv->rubber_band_start_node))
4292 /* New node is below the old one; selection became smaller */
4293 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4294 tree_view->priv->rubber_band_start_tree,
4295 tree_view->priv->rubber_band_start_node,
4303 tree_view->priv->rubber_band_start_tree = start_tree;
4304 tree_view->priv->rubber_band_start_node = start_node;
4306 /* Next, handle the end area */
4307 if (!tree_view->priv->rubber_band_end_node)
4309 /* In the event this happens, start_node was also NULL; this case is
4315 /* Find the last node in the tree */
4316 _gtk_rbtree_find_offset (tree_view->priv->tree, tree_view->priv->height - 1,
4317 &end_tree, &end_node);
4319 /* Selection reached end of the tree */
4320 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4321 tree_view->priv->rubber_band_end_tree,
4322 tree_view->priv->rubber_band_end_node,
4329 else if (_gtk_rbtree_node_find_offset (end_tree, end_node) >
4330 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_end_tree, tree_view->priv->rubber_band_end_node))
4332 /* New node is below the old one; selection became bigger */
4333 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4334 tree_view->priv->rubber_band_end_tree,
4335 tree_view->priv->rubber_band_end_node,
4342 else if (_gtk_rbtree_node_find_offset (end_tree, end_node) <
4343 _gtk_rbtree_node_find_offset (tree_view->priv->rubber_band_end_tree, tree_view->priv->rubber_band_end_node))
4345 /* New node is above the old one; selection became smaller */
4346 gtk_tree_view_update_rubber_band_selection_range (tree_view,
4349 tree_view->priv->rubber_band_end_tree,
4350 tree_view->priv->rubber_band_end_node,
4356 tree_view->priv->rubber_band_end_tree = end_tree;
4357 tree_view->priv->rubber_band_end_node = end_node;
4361 gtk_tree_view_update_rubber_band (GtkTreeView *tree_view)
4364 GdkRectangle old_area;
4365 GdkRectangle new_area;
4366 GdkRectangle common;
4367 cairo_region_t *invalid_region;
4369 old_area.x = MIN (tree_view->priv->press_start_x, tree_view->priv->rubber_band_x);
4370 old_area.y = MIN (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y) - tree_view->priv->dy;
4371 old_area.width = ABS (tree_view->priv->rubber_band_x - tree_view->priv->press_start_x) + 1;
4372 old_area.height = ABS (tree_view->priv->rubber_band_y - tree_view->priv->press_start_y) + 1;
4374 gdk_window_get_device_position (tree_view->priv->bin_window,
4375 gdk_device_manager_get_client_pointer (
4376 gdk_display_get_device_manager (
4377 gtk_widget_get_display (GTK_WIDGET (tree_view)))),
4381 y = MAX (y, 0) + tree_view->priv->dy;
4383 new_area.x = MIN (tree_view->priv->press_start_x, x);
4384 new_area.y = MIN (tree_view->priv->press_start_y, y) - tree_view->priv->dy;
4385 new_area.width = ABS (x - tree_view->priv->press_start_x) + 1;
4386 new_area.height = ABS (y - tree_view->priv->press_start_y) + 1;
4388 invalid_region = cairo_region_create_rectangle (&old_area);
4389 cairo_region_union_rectangle (invalid_region, &new_area);
4391 gdk_rectangle_intersect (&old_area, &new_area, &common);
4392 if (common.width > 2 && common.height > 2)
4394 cairo_region_t *common_region;
4396 /* make sure the border is invalidated */
4402 common_region = cairo_region_create_rectangle (&common);
4404 cairo_region_subtract (invalid_region, common_region);
4405 cairo_region_destroy (common_region);
4408 gdk_window_invalidate_region (tree_view->priv->bin_window, invalid_region, TRUE);
4410 cairo_region_destroy (invalid_region);
4412 tree_view->priv->rubber_band_x = x;
4413 tree_view->priv->rubber_band_y = y;
4415 gtk_tree_view_update_rubber_band_selection (tree_view);
4419 gtk_tree_view_paint_rubber_band (GtkTreeView *tree_view,
4423 GtkStyleContext *context;
4427 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
4429 gtk_style_context_save (context);
4430 gtk_style_context_add_class (context, GTK_STYLE_CLASS_RUBBERBAND);
4432 rect.x = MIN (tree_view->priv->press_start_x, tree_view->priv->rubber_band_x);
4433 rect.y = MIN (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y) - tree_view->priv->dy;
4434 rect.width = ABS (tree_view->priv->press_start_x - tree_view->priv->rubber_band_x) + 1;
4435 rect.height = ABS (tree_view->priv->press_start_y - tree_view->priv->rubber_band_y) + 1;
4437 gdk_cairo_rectangle (cr, &rect);
4440 gtk_render_background (context, cr,
4442 rect.width, rect.height);
4443 gtk_render_frame (context, cr,
4445 rect.width, rect.height);
4447 gtk_style_context_restore (context);
4452 gtk_tree_view_motion_bin_window (GtkWidget *widget,
4453 GdkEventMotion *event)
4455 GtkTreeView *tree_view;
4460 tree_view = (GtkTreeView *) widget;
4462 if (tree_view->priv->tree == NULL)
4465 if (tree_view->priv->rubber_band_status == RUBBER_BAND_MAYBE_START)
4467 gtk_grab_add (GTK_WIDGET (tree_view));
4468 gtk_tree_view_update_rubber_band (tree_view);
4470 tree_view->priv->rubber_band_status = RUBBER_BAND_ACTIVE;
4472 else if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
4474 gtk_tree_view_update_rubber_band (tree_view);
4476 add_scroll_timeout (tree_view);
4479 /* only check for an initiated drag when a button is pressed */
4480 if (tree_view->priv->pressed_button >= 0
4481 && !tree_view->priv->rubber_band_status)
4482 gtk_tree_view_maybe_begin_dragging_row (tree_view, event);
4484 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
4488 _gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
4490 /* If we are currently pressing down a button, we don't want to prelight anything else. */
4491 if ((tree_view->priv->button_pressed_node != NULL) &&
4492 (tree_view->priv->button_pressed_node != node))
4495 tree_view->priv->event_last_x = event->x;
4496 tree_view->priv->event_last_y = event->y;
4498 prelight_or_select (tree_view, tree, node, event->x, event->y);
4504 gtk_tree_view_motion (GtkWidget *widget,
4505 GdkEventMotion *event)
4507 GtkTreeView *tree_view;
4509 tree_view = (GtkTreeView *) widget;
4511 /* Resizing a column */
4512 if (tree_view->priv->in_column_resize)
4513 return gtk_tree_view_motion_resize_column (widget, event);
4516 if (tree_view->priv->in_column_drag)
4517 return gtk_tree_view_motion_drag_column (widget, event);
4519 /* Sanity check it */
4520 if (event->window == tree_view->priv->bin_window)
4521 return gtk_tree_view_motion_bin_window (widget, event);
4526 /* Invalidate the focus rectangle near the edge of the bin_window; used when
4527 * the tree is empty.
4530 invalidate_empty_focus (GtkTreeView *tree_view)
4534 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
4539 area.width = gdk_window_get_width (tree_view->priv->bin_window);
4540 area.height = gdk_window_get_height (tree_view->priv->bin_window);
4541 gdk_window_invalidate_rect (tree_view->priv->bin_window, &area, FALSE);
4544 /* Draws a focus rectangle near the edge of the bin_window; used when the tree
4548 draw_empty_focus (GtkTreeView *tree_view, cairo_t *cr)
4550 GtkWidget *widget = GTK_WIDGET (tree_view);
4553 if (!gtk_widget_has_visible_focus (widget))
4556 w = gdk_window_get_width (tree_view->priv->bin_window) - 2;
4557 h = gdk_window_get_height (tree_view->priv->bin_window) - 2;
4561 GtkStyleContext *context;
4562 GtkStateFlags state;
4564 context = gtk_widget_get_style_context (widget);
4565 state = gtk_widget_get_state_flags (widget);
4567 gtk_style_context_save (context);
4568 gtk_style_context_set_state (context, state);
4570 gtk_render_focus (context, cr, 1, 1, w, h);
4572 gtk_style_context_restore (context);
4577 GTK_TREE_VIEW_GRID_LINE,
4578 GTK_TREE_VIEW_TREE_LINE,
4579 GTK_TREE_VIEW_FOREGROUND_LINE
4580 } GtkTreeViewLineType;
4583 gtk_tree_view_draw_line (GtkTreeView *tree_view,
4585 GtkTreeViewLineType type,
4595 case GTK_TREE_VIEW_TREE_LINE:
4596 cairo_set_source_rgb (cr, 0, 0, 0);
4597 cairo_set_line_width (cr, tree_view->priv->tree_line_width);
4598 if (tree_view->priv->tree_line_dashes[0])
4600 tree_view->priv->tree_line_dashes,
4603 case GTK_TREE_VIEW_GRID_LINE:
4604 cairo_set_source_rgb (cr, 0, 0, 0);
4605 cairo_set_line_width (cr, tree_view->priv->grid_line_width);
4606 if (tree_view->priv->grid_line_dashes[0])
4608 tree_view->priv->grid_line_dashes,
4612 g_assert_not_reached ();
4614 case GTK_TREE_VIEW_FOREGROUND_LINE:
4616 GtkStyleContext *context;
4617 GtkStateFlags state;
4620 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
4621 state = gtk_widget_get_state_flags (GTK_WIDGET (tree_view));
4623 cairo_set_line_width (cr, 1.0);
4624 gtk_style_context_get_color (context, state, &color);
4625 gdk_cairo_set_source_rgba (cr, &color);
4631 cairo_move_to (cr, x1 + 0.5, y1 + 0.5);
4632 cairo_line_to (cr, x2 + 0.5, y2 + 0.5);
4639 gtk_tree_view_draw_grid_lines (GtkTreeView *tree_view,
4641 gint n_visible_columns)
4643 GList *list = tree_view->priv->columns;
4647 if (tree_view->priv->grid_lines != GTK_TREE_VIEW_GRID_LINES_VERTICAL
4648 && tree_view->priv->grid_lines != GTK_TREE_VIEW_GRID_LINES_BOTH)
4651 /* Only draw the lines for visible rows and columns */
4652 for (list = tree_view->priv->columns; list; list = list->next, i++)
4654 GtkTreeViewColumn *column = list->data;
4656 /* We don't want a line for the last column */
4657 if (i == n_visible_columns - 1)
4660 if (!gtk_tree_view_column_get_visible (column))
4663 current_x += gtk_tree_view_column_get_width (column);
4665 gtk_tree_view_draw_line (tree_view, cr,
4666 GTK_TREE_VIEW_GRID_LINE,
4668 current_x - 1, tree_view->priv->height);
4672 /* Warning: Very scary function.
4673 * Modify at your own risk
4675 * KEEP IN SYNC WITH gtk_tree_view_create_row_drag_icon()!
4676 * FIXME: It's not...
4679 gtk_tree_view_bin_draw (GtkWidget *widget,
4682 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
4687 GtkRBNode *cursor = NULL;
4688 GtkRBTree *cursor_tree = NULL;
4689 GtkRBNode *drag_highlight = NULL;
4690 GtkRBTree *drag_highlight_tree = NULL;
4693 gint y_offset, cell_offset;
4696 GdkRectangle background_area;
4697 GdkRectangle cell_area;
4701 gint expander_cell_width;
4702 gint bin_window_width;
4703 gint bin_window_height;
4704 GtkTreePath *cursor_path;
4705 GtkTreePath *drag_dest_path;
4706 GList *first_column, *last_column;
4707 gint vertical_separator;
4708 gint horizontal_separator;
4709 gint focus_line_width;
4710 gboolean allow_rules;
4711 gboolean has_can_focus_cell;
4713 gint n_visible_columns;
4714 gint grid_line_width;
4715 gboolean draw_vgrid_lines, draw_hgrid_lines;
4716 GtkStyleContext *context;
4717 GtkStateFlags state;
4720 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
4721 context = gtk_widget_get_style_context (widget);
4722 state = gtk_widget_get_state_flags (widget);
4724 gtk_widget_style_get (widget,
4725 "horizontal-separator", &horizontal_separator,
4726 "vertical-separator", &vertical_separator,
4727 "allow-rules", &allow_rules,
4728 "focus-line-width", &focus_line_width,
4731 if (tree_view->priv->tree == NULL)
4733 draw_empty_focus (tree_view, cr);
4737 bin_window_width = gdk_window_get_width (tree_view->priv->bin_window);
4738 bin_window_height = gdk_window_get_height (tree_view->priv->bin_window);
4739 cairo_rectangle (cr, 0, 0, bin_window_width, bin_window_height);
4741 if (!gdk_cairo_get_clip_rectangle (cr, &clip))
4744 new_y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, clip.y);
4748 y_offset = -_gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
4750 if (tree_view->priv->height < bin_window_height)
4752 gtk_style_context_save (context);
4753 gtk_style_context_set_state (context, state);
4754 gtk_style_context_add_class (context, GTK_STYLE_CLASS_CELL);
4756 gtk_render_background (context, cr,
4757 0, tree_view->priv->height,
4759 bin_window_height - tree_view->priv->height);
4761 gtk_style_context_restore (context);
4767 /* find the path for the node */
4768 path = _gtk_tree_view_find_path ((GtkTreeView *)widget,
4771 gtk_tree_model_get_iter (tree_view->priv->model,
4774 depth = gtk_tree_path_get_depth (path);
4775 gtk_tree_path_free (path);
4778 drag_dest_path = NULL;
4780 if (tree_view->priv->cursor)
4781 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
4784 _gtk_tree_view_find_node (tree_view, cursor_path,
4785 &cursor_tree, &cursor);
4787 if (tree_view->priv->drag_dest_row)
4788 drag_dest_path = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
4791 _gtk_tree_view_find_node (tree_view, drag_dest_path,
4792 &drag_highlight_tree, &drag_highlight);
4795 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_VERTICAL
4796 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
4798 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_HORIZONTAL
4799 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
4801 if (draw_vgrid_lines || draw_hgrid_lines)
4802 gtk_widget_style_get (widget, "grid-line-width", &grid_line_width, NULL);
4804 n_visible_columns = 0;
4805 for (list = tree_view->priv->columns; list; list = list->next)
4807 if (!gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
4809 n_visible_columns ++;
4812 /* Find the last column */
4813 for (last_column = g_list_last (tree_view->priv->columns);
4815 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (last_column->data)));
4816 last_column = last_column->prev)
4820 for (first_column = g_list_first (tree_view->priv->columns);
4822 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (first_column->data)));
4823 first_column = first_column->next)
4826 /* Actually process the expose event. To do this, we want to
4827 * start at the first node of the event, and walk the tree in
4828 * order, drawing each successive node.
4831 parity = !(_gtk_rbtree_node_get_index (tree, node) % 2);
4835 gboolean is_separator = FALSE;
4836 gboolean is_first = FALSE;
4837 gboolean is_last = FALSE;
4841 is_separator = row_is_separator (tree_view, &iter, NULL);
4843 max_height = gtk_tree_view_get_row_height (tree_view, node);
4846 highlight_x = 0; /* should match x coord of first cell */
4847 expander_cell_width = 0;
4849 background_area.y = y_offset + clip.y;
4850 background_area.height = max_height;
4854 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PRELIT))
4855 flags |= GTK_CELL_RENDERER_PRELIT;
4857 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
4858 flags |= GTK_CELL_RENDERER_SELECTED;
4860 /* we *need* to set cell data on all cells before the call
4861 * to _has_can_focus_cell, else _has_can_focus_cell() does not
4862 * return a correct value.
4864 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
4866 list = (rtl ? list->prev : list->next))
4868 GtkTreeViewColumn *column = list->data;
4869 gtk_tree_view_column_cell_set_cell_data (column,
4870 tree_view->priv->model,
4872 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
4873 node->children?TRUE:FALSE);
4876 has_can_focus_cell = gtk_tree_view_has_can_focus_cell (tree_view);
4878 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
4880 list = (rtl ? list->prev : list->next))
4882 GtkTreeViewColumn *column = list->data;
4883 GtkRegionFlags row_flags = 0, column_flags = 0;
4884 GtkStateFlags state = 0;
4886 gboolean draw_focus;
4888 if (!gtk_tree_view_column_get_visible (column))
4892 width = gtk_tree_view_column_get_width (column);
4894 if (cell_offset > clip.x + clip.width ||
4895 cell_offset + width < clip.x)
4897 cell_offset += width;
4901 if (gtk_tree_view_column_get_sort_indicator (column))
4902 flags |= GTK_CELL_RENDERER_SORTED;
4904 flags &= ~GTK_CELL_RENDERER_SORTED;
4907 flags |= GTK_CELL_RENDERER_FOCUSED;
4909 flags &= ~GTK_CELL_RENDERER_FOCUSED;
4911 background_area.x = cell_offset;
4912 background_area.width = width;
4914 cell_area = background_area;
4915 cell_area.y += vertical_separator / 2;
4916 cell_area.x += horizontal_separator / 2;
4917 cell_area.height -= vertical_separator;
4918 cell_area.width -= horizontal_separator;
4920 if (draw_vgrid_lines)
4922 if (list == first_column)
4924 cell_area.width -= grid_line_width / 2;
4926 else if (list == last_column)
4928 cell_area.x += grid_line_width / 2;
4929 cell_area.width -= grid_line_width / 2;
4933 cell_area.x += grid_line_width / 2;
4934 cell_area.width -= grid_line_width;
4938 if (draw_hgrid_lines)
4940 cell_area.y += grid_line_width / 2;
4941 cell_area.height -= grid_line_width;
4944 if (!gdk_rectangle_intersect (&clip, &background_area, NULL))
4946 cell_offset += gtk_tree_view_column_get_width (column);
4950 gtk_tree_view_column_cell_set_cell_data (column,
4951 tree_view->priv->model,
4953 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
4954 node->children?TRUE:FALSE);
4956 /* Select the detail for drawing the cell. relevant
4957 * factors are parity, sortedness, and whether to
4960 if (allow_rules && tree_view->priv->has_rules)
4963 row_flags |= GTK_REGION_ODD;
4965 row_flags |= GTK_REGION_EVEN;
4968 if ((flags & GTK_CELL_RENDERER_SORTED) &&
4969 n_visible_columns >= 3)
4970 column_flags |= GTK_REGION_SORTED;
4972 is_first = (rtl ? !list->next : !list->prev);
4973 is_last = (rtl ? !list->prev : !list->next);
4976 column_flags |= GTK_REGION_FIRST;
4979 column_flags |= GTK_REGION_LAST;
4981 if ((n_col % 2) == 0)
4982 column_flags |= GTK_REGION_EVEN;
4984 column_flags |= GTK_REGION_ODD;
4986 gtk_style_context_save (context);
4988 state = gtk_cell_renderer_get_state (NULL, widget, flags);
4989 gtk_style_context_set_state (context, state);
4991 gtk_style_context_add_class (context, GTK_STYLE_CLASS_CELL);
4992 gtk_style_context_add_region (context, GTK_STYLE_REGION_ROW, row_flags);
4993 gtk_style_context_add_region (context, GTK_STYLE_REGION_COLUMN, column_flags);
4995 if (node == cursor && has_can_focus_cell
4996 && ((column == tree_view->priv->focus_column
4997 && tree_view->priv->draw_keyfocus &&
4998 gtk_widget_has_visible_focus (widget))
4999 || (column == tree_view->priv->edited_column)))
5004 /* Draw background */
5005 gtk_render_background (context, cr,
5008 background_area.width,
5009 background_area.height);
5012 gtk_render_frame (context, cr,
5015 background_area.width,
5016 background_area.height);
5018 if (gtk_tree_view_is_expander_column (tree_view, column))
5021 cell_area.x += (depth - 1) * tree_view->priv->level_indentation;
5022 cell_area.width -= (depth - 1) * tree_view->priv->level_indentation;
5024 if (gtk_tree_view_draw_expanders (tree_view))
5027 cell_area.x += depth * tree_view->priv->expander_size;
5028 cell_area.width -= depth * tree_view->priv->expander_size;
5031 /* If we have an expander column, the highlight underline
5032 * starts with that column, so that it indicates which
5033 * level of the tree we're dropping at.
5035 highlight_x = cell_area.x;
5036 expander_cell_width = cell_area.width;
5040 gtk_style_context_save (context);
5041 gtk_style_context_add_class (context, GTK_STYLE_CLASS_SEPARATOR);
5043 gtk_render_line (context, cr,
5045 cell_area.y + cell_area.height / 2,
5046 cell_area.x + cell_area.width,
5047 cell_area.y + cell_area.height / 2);
5049 gtk_style_context_restore (context);
5053 _gtk_tree_view_column_cell_render (column,
5061 if (gtk_tree_view_draw_expanders (tree_view)
5062 && (node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT)
5064 gtk_tree_view_draw_arrow (GTK_TREE_VIEW (widget),
5074 gtk_style_context_save (context);
5075 gtk_style_context_add_class (context, GTK_STYLE_CLASS_SEPARATOR);
5077 gtk_render_line (context, cr,
5079 cell_area.y + cell_area.height / 2,
5080 cell_area.x + cell_area.width,
5081 cell_area.y + cell_area.height / 2);
5083 gtk_style_context_restore (context);
5086 _gtk_tree_view_column_cell_render (column,
5094 if (draw_hgrid_lines)
5096 if (background_area.y > 0)
5097 gtk_tree_view_draw_line (tree_view, cr,
5098 GTK_TREE_VIEW_GRID_LINE,
5099 background_area.x, background_area.y,
5100 background_area.x + background_area.width,
5103 if (y_offset + max_height >= clip.height)
5104 gtk_tree_view_draw_line (tree_view, cr,
5105 GTK_TREE_VIEW_GRID_LINE,
5106 background_area.x, background_area.y + max_height,
5107 background_area.x + background_area.width,
5108 background_area.y + max_height);
5111 if (gtk_tree_view_is_expander_column (tree_view, column) &&
5112 tree_view->priv->tree_lines_enabled)
5114 gint x = background_area.x;
5115 gint mult = rtl ? -1 : 1;
5116 gint y0 = background_area.y;
5117 gint y1 = background_area.y + background_area.height/2;
5118 gint y2 = background_area.y + background_area.height;
5121 x += background_area.width - 1;
5123 if ((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT
5126 gtk_tree_view_draw_line (tree_view, cr,
5127 GTK_TREE_VIEW_TREE_LINE,
5128 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5130 x + tree_view->priv->expander_size * (depth - 1.1) * mult,
5135 gtk_tree_view_draw_line (tree_view, cr,
5136 GTK_TREE_VIEW_TREE_LINE,
5137 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5139 x + tree_view->priv->expander_size * (depth - 0.5) * mult,
5146 GtkRBNode *tmp_node;
5147 GtkRBTree *tmp_tree;
5149 if (!_gtk_rbtree_next (tree, node))
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 gtk_tree_view_draw_line (tree_view, cr,
5158 GTK_TREE_VIEW_TREE_LINE,
5159 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5161 x + tree_view->priv->expander_size * (depth - 1.5) * mult,
5164 tmp_node = tree->parent_node;
5165 tmp_tree = tree->parent_tree;
5167 for (i = depth - 2; i > 0; i--)
5169 if (_gtk_rbtree_next (tmp_tree, tmp_node))
5170 gtk_tree_view_draw_line (tree_view, cr,
5171 GTK_TREE_VIEW_TREE_LINE,
5172 x + tree_view->priv->expander_size * (i - 0.5) * mult,
5174 x + tree_view->priv->expander_size * (i - 0.5) * mult,
5177 tmp_node = tmp_tree->parent_node;
5178 tmp_tree = tmp_tree->parent_tree;
5183 gtk_style_context_restore (context);
5184 cell_offset += gtk_tree_view_column_get_width (column);
5187 if (node == drag_highlight)
5189 /* Draw indicator for the drop
5191 gint highlight_y = -1;
5192 GtkRBTree *tree = NULL;
5193 GtkRBNode *node = NULL;
5195 switch (tree_view->priv->drag_dest_pos)
5197 case GTK_TREE_VIEW_DROP_BEFORE:
5198 highlight_y = background_area.y - 1;
5199 if (highlight_y < 0)
5203 case GTK_TREE_VIEW_DROP_AFTER:
5204 highlight_y = background_area.y + background_area.height - 1;
5207 case GTK_TREE_VIEW_DROP_INTO_OR_BEFORE:
5208 case GTK_TREE_VIEW_DROP_INTO_OR_AFTER:
5209 _gtk_tree_view_find_node (tree_view, drag_dest_path, &tree, &node);
5214 gtk_render_focus (context, cr,
5215 0, gtk_tree_view_get_row_y_offset (tree_view, tree, node)
5216 - focus_line_width / 2,
5217 gdk_window_get_width (tree_view->priv->bin_window),
5218 gtk_tree_view_get_row_height (tree_view, node)
5219 - focus_line_width + 1);
5223 if (highlight_y >= 0)
5225 gtk_tree_view_draw_line (tree_view, cr,
5226 GTK_TREE_VIEW_FOREGROUND_LINE,
5227 rtl ? highlight_x + expander_cell_width : highlight_x,
5229 rtl ? 0 : bin_window_width,
5234 /* draw the big row-spanning focus rectangle, if needed */
5235 if (!has_can_focus_cell && node == cursor &&
5236 tree_view->priv->draw_keyfocus &&
5237 gtk_widget_has_visible_focus (widget))
5239 gint tmp_y, tmp_height;
5240 GtkStateFlags focus_rect_state = 0;
5242 gtk_style_context_save (context);
5244 focus_rect_state = gtk_cell_renderer_get_state (NULL, widget, flags);
5245 gtk_style_context_set_state (context, focus_rect_state);
5247 if (draw_hgrid_lines)
5249 tmp_y = gtk_tree_view_get_row_y_offset (tree_view, tree, node) + grid_line_width / 2;
5250 tmp_height = gtk_tree_view_get_row_height (tree_view, node) - grid_line_width;
5254 tmp_y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
5255 tmp_height = gtk_tree_view_get_row_height (tree_view, node);
5258 gtk_render_focus (context, cr,
5260 gdk_window_get_width (tree_view->priv->bin_window),
5263 gtk_style_context_restore (context);
5266 y_offset += max_height;
5269 GtkTreeIter parent = iter;
5272 tree = node->children;
5275 g_assert (node != tree->nil);
5277 while (node->left != tree->nil)
5279 has_child = gtk_tree_model_iter_children (tree_view->priv->model,
5285 TREE_VIEW_INTERNAL_ASSERT (has_child, FALSE);
5289 gboolean done = FALSE;
5293 node = _gtk_rbtree_next (tree, node);
5296 gboolean has_next = gtk_tree_model_iter_next (tree_view->priv->model, &iter);
5300 TREE_VIEW_INTERNAL_ASSERT (has_next, FALSE);
5304 GtkTreeIter parent_iter = iter;
5305 gboolean has_parent;
5307 node = tree->parent_node;
5308 tree = tree->parent_tree;
5310 /* we should go to done to free some memory */
5312 has_parent = gtk_tree_model_iter_parent (tree_view->priv->model,
5318 TREE_VIEW_INTERNAL_ASSERT (has_parent, FALSE);
5324 while (y_offset < clip.height);
5327 gtk_tree_view_draw_grid_lines (tree_view, cr, n_visible_columns);
5329 if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
5330 gtk_tree_view_paint_rubber_band (tree_view, cr);
5333 gtk_tree_path_free (cursor_path);
5336 gtk_tree_path_free (drag_dest_path);
5342 gtk_tree_view_draw (GtkWidget *widget,
5345 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
5348 if (gtk_cairo_should_draw_window (cr, tree_view->priv->bin_window))
5350 GtkStyleContext *context;
5353 context = gtk_widget_get_style_context (widget);
5357 gtk_style_context_save (context);
5358 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
5360 gtk_cairo_transform_to_window (cr, widget, tree_view->priv->bin_window);
5362 gtk_tree_view_bin_draw (widget, cr);
5364 gtk_style_context_restore (context);
5367 /* We can't just chain up to Container::draw as it will try to send the
5368 * event to the headers, so we handle propagating it to our children
5369 * (eg. widgets being edited) ourselves.
5371 tmp_list = tree_view->priv->children;
5374 GtkTreeViewChild *child = tmp_list->data;
5375 tmp_list = tmp_list->next;
5377 gtk_container_propagate_draw (GTK_CONTAINER (tree_view), child->widget, cr);
5381 if (gtk_cairo_should_draw_window (cr, tree_view->priv->header_window))
5385 for (list = tree_view->priv->columns; list != NULL; list = list->next)
5387 GtkTreeViewColumn *column = list->data;
5389 if (column == tree_view->priv->drag_column)
5392 if (gtk_tree_view_column_get_visible (column))
5394 button = gtk_tree_view_column_get_button (column);
5395 gtk_container_propagate_draw (GTK_CONTAINER (tree_view),
5401 if (tree_view->priv->drag_window &&
5402 gtk_cairo_should_draw_window (cr, tree_view->priv->drag_window))
5404 button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
5405 gtk_container_propagate_draw (GTK_CONTAINER (tree_view),
5420 /* returns 0x1 when no column has been found -- yes it's hackish */
5421 static GtkTreeViewColumn *
5422 gtk_tree_view_get_drop_column (GtkTreeView *tree_view,
5423 GtkTreeViewColumn *column,
5426 GtkTreeViewColumn *left_column = NULL;
5427 GtkTreeViewColumn *cur_column = NULL;
5430 if (!gtk_tree_view_column_get_reorderable (column))
5431 return (GtkTreeViewColumn *)0x1;
5433 switch (drop_position)
5436 /* find first column where we can drop */
5437 tmp_list = tree_view->priv->columns;
5438 if (column == GTK_TREE_VIEW_COLUMN (tmp_list->data))
5439 return (GtkTreeViewColumn *)0x1;
5443 g_assert (tmp_list);
5445 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5446 tmp_list = tmp_list->next;
5449 gtk_tree_view_column_get_visible (left_column) == FALSE)
5452 if (!tree_view->priv->column_drop_func)
5455 if (!tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5457 left_column = cur_column;
5464 if (!tree_view->priv->column_drop_func)
5467 if (tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data))
5470 return (GtkTreeViewColumn *)0x1;
5474 /* find first column after column where we can drop */
5475 tmp_list = tree_view->priv->columns;
5477 for (; tmp_list; tmp_list = tmp_list->next)
5478 if (GTK_TREE_VIEW_COLUMN (tmp_list->data) == column)
5481 if (!tmp_list || !tmp_list->next)
5482 return (GtkTreeViewColumn *)0x1;
5484 tmp_list = tmp_list->next;
5485 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5486 tmp_list = tmp_list->next;
5490 g_assert (tmp_list);
5492 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5493 tmp_list = tmp_list->next;
5496 gtk_tree_view_column_get_visible (left_column) == FALSE)
5498 left_column = cur_column;
5500 tmp_list = tmp_list->next;
5504 if (!tree_view->priv->column_drop_func)
5507 if (!tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5509 left_column = cur_column;
5516 if (!tree_view->priv->column_drop_func)
5519 if (tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data))
5522 return (GtkTreeViewColumn *)0x1;
5526 /* find first column before column where we can drop */
5527 tmp_list = tree_view->priv->columns;
5529 for (; tmp_list; tmp_list = tmp_list->next)
5530 if (GTK_TREE_VIEW_COLUMN (tmp_list->data) == column)
5533 if (!tmp_list || !tmp_list->prev)
5534 return (GtkTreeViewColumn *)0x1;
5536 tmp_list = tmp_list->prev;
5537 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5538 tmp_list = tmp_list->prev;
5542 g_assert (tmp_list);
5544 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5547 gtk_tree_view_column_get_visible (left_column) == FALSE)
5549 /*if (!tmp_list->prev)
5550 return (GtkTreeViewColumn *)0x1;
5553 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->prev->data);
5554 tmp_list = tmp_list->prev->prev;
5557 cur_column = left_column;
5559 tmp_list = tmp_list->prev;
5563 if (!tree_view->priv->column_drop_func)
5566 if (tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5569 cur_column = left_column;
5570 tmp_list = tmp_list->prev;
5573 if (!tree_view->priv->column_drop_func)
5576 if (tree_view->priv->column_drop_func (tree_view, column, NULL, cur_column, tree_view->priv->column_drop_func_data))
5579 return (GtkTreeViewColumn *)0x1;
5583 /* same as DROP_HOME case, but doing it backwards */
5584 tmp_list = g_list_last (tree_view->priv->columns);
5587 if (column == GTK_TREE_VIEW_COLUMN (tmp_list->data))
5588 return (GtkTreeViewColumn *)0x1;
5592 g_assert (tmp_list);
5594 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
5597 gtk_tree_view_column_get_visible (left_column) == FALSE)
5599 cur_column = left_column;
5600 tmp_list = tmp_list->prev;
5603 if (!tree_view->priv->column_drop_func)
5606 if (tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
5609 cur_column = left_column;
5610 tmp_list = tmp_list->prev;
5613 if (!tree_view->priv->column_drop_func)
5616 if (tree_view->priv->column_drop_func (tree_view, column, NULL, cur_column, tree_view->priv->column_drop_func_data))
5619 return (GtkTreeViewColumn *)0x1;
5623 return (GtkTreeViewColumn *)0x1;
5627 gtk_tree_view_key_press (GtkWidget *widget,
5630 GtkTreeView *tree_view = (GtkTreeView *) widget;
5633 if (tree_view->priv->rubber_band_status)
5635 if (event->keyval == GDK_KEY_Escape)
5636 gtk_tree_view_stop_rubber_band (tree_view);
5641 if (tree_view->priv->in_column_drag)
5643 if (event->keyval == GDK_KEY_Escape)
5645 tree_view->priv->cur_reorder = NULL;
5646 gtk_tree_view_button_release_drag_column (widget, NULL);
5651 if (tree_view->priv->headers_visible)
5653 GList *focus_column;
5656 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
5658 for (focus_column = tree_view->priv->columns;
5660 focus_column = focus_column->next)
5662 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (focus_column->data);
5664 button = gtk_tree_view_column_get_button (column);
5665 if (gtk_widget_has_focus (button))
5670 (event->state & GDK_SHIFT_MASK) && (event->state & GDK_MOD1_MASK) &&
5671 (event->keyval == GDK_KEY_Left || event->keyval == GDK_KEY_KP_Left
5672 || event->keyval == GDK_KEY_Right || event->keyval == GDK_KEY_KP_Right))
5674 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (focus_column->data);
5675 gint max_width, min_width;
5677 if (!gtk_tree_view_column_get_resizable (column))
5679 gtk_widget_error_bell (widget);
5683 if (event->keyval == (rtl ? GDK_KEY_Right : GDK_KEY_Left)
5684 || event->keyval == (rtl ? GDK_KEY_KP_Right : GDK_KEY_KP_Left))
5686 GtkRequisition button_req;
5687 gint old_width = _gtk_tree_view_column_get_resized_width (column);
5690 button = gtk_tree_view_column_get_button (column);
5692 gtk_widget_get_preferred_size (button, &button_req, NULL);
5694 new_width = MAX (old_width, gtk_tree_view_column_get_width (column));
5699 _gtk_tree_view_column_set_resized_width (column, new_width);
5701 min_width = gtk_tree_view_column_get_min_width (column);
5702 if (min_width == -1)
5703 new_width = MAX (button_req.width, new_width);
5706 new_width = MAX (min_width, new_width);
5709 max_width = gtk_tree_view_column_get_max_width (column);
5710 if (max_width != -1)
5711 new_width = MIN (new_width, max_width);
5713 _gtk_tree_view_column_set_use_resized_width (column, TRUE);
5715 if (new_width != old_width)
5717 _gtk_tree_view_column_set_resized_width (column, new_width);
5718 gtk_widget_queue_resize (widget);
5721 gtk_widget_error_bell (widget);
5723 else if (event->keyval == (rtl ? GDK_KEY_Left : GDK_KEY_Right)
5724 || event->keyval == (rtl ? GDK_KEY_KP_Left : GDK_KEY_KP_Right))
5726 gint old_width = _gtk_tree_view_column_get_resized_width (column);
5729 new_width = MAX (old_width, gtk_tree_view_column_get_width (column));
5732 max_width = gtk_tree_view_column_get_max_width (column);
5733 if (max_width != -1)
5734 new_width = MIN (new_width, max_width);
5736 _gtk_tree_view_column_set_use_resized_width (column, TRUE);
5738 if (new_width != old_width)
5740 _gtk_tree_view_column_set_resized_width (column, new_width);
5741 gtk_widget_queue_resize (widget);
5744 gtk_widget_error_bell (widget);
5751 (event->state & GDK_MOD1_MASK) &&
5752 (event->keyval == GDK_KEY_Left || event->keyval == GDK_KEY_KP_Left
5753 || event->keyval == GDK_KEY_Right || event->keyval == GDK_KEY_KP_Right
5754 || event->keyval == GDK_KEY_Home || event->keyval == GDK_KEY_KP_Home
5755 || event->keyval == GDK_KEY_End || event->keyval == GDK_KEY_KP_End))
5757 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (focus_column->data);
5759 if (event->keyval == (rtl ? GDK_KEY_Right : GDK_KEY_Left)
5760 || event->keyval == (rtl ? GDK_KEY_KP_Right : GDK_KEY_KP_Left))
5762 GtkTreeViewColumn *col;
5763 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_LEFT);
5764 if (col != (GtkTreeViewColumn *)0x1)
5765 gtk_tree_view_move_column_after (tree_view, column, col);
5767 gtk_widget_error_bell (widget);
5769 else if (event->keyval == (rtl ? GDK_KEY_Left : GDK_KEY_Right)
5770 || event->keyval == (rtl ? GDK_KEY_KP_Left : GDK_KEY_KP_Right))
5772 GtkTreeViewColumn *col;
5773 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_RIGHT);
5774 if (col != (GtkTreeViewColumn *)0x1)
5775 gtk_tree_view_move_column_after (tree_view, column, col);
5777 gtk_widget_error_bell (widget);
5779 else if (event->keyval == GDK_KEY_Home || event->keyval == GDK_KEY_KP_Home)
5781 GtkTreeViewColumn *col;
5782 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_HOME);
5783 if (col != (GtkTreeViewColumn *)0x1)
5784 gtk_tree_view_move_column_after (tree_view, column, col);
5786 gtk_widget_error_bell (widget);
5788 else if (event->keyval == GDK_KEY_End || event->keyval == GDK_KEY_KP_End)
5790 GtkTreeViewColumn *col;
5791 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_END);
5792 if (col != (GtkTreeViewColumn *)0x1)
5793 gtk_tree_view_move_column_after (tree_view, column, col);
5795 gtk_widget_error_bell (widget);
5802 /* Chain up to the parent class. It handles the keybindings. */
5803 if (GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->key_press_event (widget, event))
5806 if (tree_view->priv->search_entry_avoid_unhandled_binding)
5808 tree_view->priv->search_entry_avoid_unhandled_binding = FALSE;
5812 /* We pass the event to the search_entry. If its text changes, then we start
5813 * the typeahead find capabilities. */
5814 if (gtk_widget_has_focus (GTK_WIDGET (tree_view))
5815 && tree_view->priv->enable_search
5816 && !tree_view->priv->search_custom_entry_set)
5818 GdkEvent *new_event;
5820 const char *new_text;
5823 gboolean text_modified;
5824 gulong popup_menu_id;
5826 gtk_tree_view_ensure_interactive_directory (tree_view);
5828 /* Make a copy of the current text */
5829 old_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry)));
5830 new_event = gdk_event_copy ((GdkEvent *) event);
5831 g_object_unref (((GdkEventKey *) new_event)->window);
5832 ((GdkEventKey *) new_event)->window = g_object_ref (gtk_widget_get_window (tree_view->priv->search_window));
5833 gtk_widget_realize (tree_view->priv->search_window);
5835 popup_menu_id = g_signal_connect (tree_view->priv->search_entry,
5836 "popup-menu", G_CALLBACK (gtk_true),
5839 /* Move the entry off screen */
5840 screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
5841 gtk_window_move (GTK_WINDOW (tree_view->priv->search_window),
5842 gdk_screen_get_width (screen) + 1,
5843 gdk_screen_get_height (screen) + 1);
5844 gtk_widget_show (tree_view->priv->search_window);
5846 /* Send the event to the window. If the preedit_changed signal is emitted
5847 * during this event, we will set priv->imcontext_changed */
5848 tree_view->priv->imcontext_changed = FALSE;
5849 retval = gtk_widget_event (tree_view->priv->search_window, new_event);
5850 gdk_event_free (new_event);
5851 gtk_widget_hide (tree_view->priv->search_window);
5853 g_signal_handler_disconnect (tree_view->priv->search_entry,
5856 /* We check to make sure that the entry tried to handle the text, and that
5857 * the text has changed.
5859 new_text = gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry));
5860 text_modified = strcmp (old_text, new_text) != 0;
5862 if (tree_view->priv->imcontext_changed || /* we're in a preedit */
5863 (retval && text_modified)) /* ...or the text was modified */
5865 if (gtk_tree_view_real_start_interactive_search (tree_view,
5866 gdk_event_get_device ((GdkEvent *) event),
5869 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
5874 gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), "");
5884 gtk_tree_view_key_release (GtkWidget *widget,
5887 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
5889 if (tree_view->priv->rubber_band_status)
5892 return GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->key_release_event (widget, event);
5895 /* FIXME Is this function necessary? Can I get an enter_notify event
5896 * w/o either an expose event or a mouse motion event?
5899 gtk_tree_view_enter_notify (GtkWidget *widget,
5900 GdkEventCrossing *event)
5902 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
5907 /* Sanity check it */
5908 if (event->window != tree_view->priv->bin_window)
5911 if (tree_view->priv->tree == NULL)
5914 if (event->mode == GDK_CROSSING_GRAB ||
5915 event->mode == GDK_CROSSING_GTK_GRAB ||
5916 event->mode == GDK_CROSSING_GTK_UNGRAB ||
5917 event->mode == GDK_CROSSING_STATE_CHANGED)
5920 /* find the node internally */
5921 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
5924 _gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
5926 tree_view->priv->event_last_x = event->x;
5927 tree_view->priv->event_last_y = event->y;
5929 if ((tree_view->priv->button_pressed_node == NULL) ||
5930 (tree_view->priv->button_pressed_node == node))
5931 prelight_or_select (tree_view, tree, node, event->x, event->y);
5937 gtk_tree_view_leave_notify (GtkWidget *widget,
5938 GdkEventCrossing *event)
5940 GtkTreeView *tree_view;
5942 if (event->mode == GDK_CROSSING_GRAB)
5945 tree_view = GTK_TREE_VIEW (widget);
5947 if (tree_view->priv->prelight_node)
5948 _gtk_tree_view_queue_draw_node (tree_view,
5949 tree_view->priv->prelight_tree,
5950 tree_view->priv->prelight_node,
5953 tree_view->priv->event_last_x = -10000;
5954 tree_view->priv->event_last_y = -10000;
5956 prelight_or_select (tree_view,
5958 -1000, -1000); /* coords not possibly over an arrow */
5965 gtk_tree_view_focus_out (GtkWidget *widget,
5966 GdkEventFocus *event)
5968 GtkTreeView *tree_view;
5970 tree_view = GTK_TREE_VIEW (widget);
5972 gtk_widget_queue_draw (widget);
5974 /* destroy interactive search dialog */
5975 if (tree_view->priv->search_window)
5976 gtk_tree_view_search_dialog_hide (tree_view->priv->search_window, tree_view,
5977 gdk_event_get_device ((GdkEvent *) event));
5983 /* Incremental Reflow
5987 gtk_tree_view_node_queue_redraw (GtkTreeView *tree_view,
5991 GtkAllocation allocation;
5994 y = _gtk_rbtree_node_find_offset (tree, node)
5995 - gtk_adjustment_get_value (tree_view->priv->vadjustment)
5996 + gtk_tree_view_get_effective_header_height (tree_view);
5998 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
5999 gtk_widget_queue_draw_area (GTK_WIDGET (tree_view),
6002 GTK_RBNODE_GET_HEIGHT (node));
6006 node_is_visible (GtkTreeView *tree_view,
6013 y = _gtk_rbtree_node_find_offset (tree, node);
6014 height = gtk_tree_view_get_row_height (tree_view, node);
6016 if (y >= gtk_adjustment_get_value (tree_view->priv->vadjustment) &&
6017 y + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment)
6018 + gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
6024 /* Returns TRUE if it updated the size
6027 validate_row (GtkTreeView *tree_view,
6033 GtkTreeViewColumn *column;
6034 GList *list, *first_column, *last_column;
6036 gint horizontal_separator;
6037 gint vertical_separator;
6038 gint depth = gtk_tree_path_get_depth (path);
6039 gboolean retval = FALSE;
6040 gboolean is_separator = FALSE;
6041 gboolean draw_vgrid_lines, draw_hgrid_lines;
6043 gint grid_line_width;
6044 gboolean wide_separators;
6045 gint separator_height;
6047 /* double check the row needs validating */
6048 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) &&
6049 ! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6052 is_separator = row_is_separator (tree_view, iter, NULL);
6054 gtk_widget_style_get (GTK_WIDGET (tree_view),
6055 "focus-padding", &focus_pad,
6056 "horizontal-separator", &horizontal_separator,
6057 "vertical-separator", &vertical_separator,
6058 "grid-line-width", &grid_line_width,
6059 "wide-separators", &wide_separators,
6060 "separator-height", &separator_height,
6064 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_VERTICAL
6065 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
6067 tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_HORIZONTAL
6068 || tree_view->priv->grid_lines == GTK_TREE_VIEW_GRID_LINES_BOTH;
6070 for (last_column = g_list_last (tree_view->priv->columns);
6072 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (last_column->data)));
6073 last_column = last_column->prev)
6076 for (first_column = g_list_first (tree_view->priv->columns);
6078 !(gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (first_column->data)));
6079 first_column = first_column->next)
6082 for (list = tree_view->priv->columns; list; list = list->next)
6085 gint original_width;
6089 column = list->data;
6091 if (!gtk_tree_view_column_get_visible (column))
6094 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID) &&
6095 !_gtk_tree_view_column_cell_get_dirty (column))
6098 original_width = _gtk_tree_view_column_get_requested_width (column);
6100 gtk_tree_view_column_cell_set_cell_data (column, tree_view->priv->model, iter,
6101 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
6102 node->children?TRUE:FALSE);
6103 gtk_tree_view_column_cell_get_size (column,
6109 row_height += vertical_separator;
6110 height = MAX (height, row_height);
6111 height = MAX (height, tree_view->priv->expander_size);
6115 if (wide_separators)
6116 height = separator_height + 2 * focus_pad;
6118 height = 2 + 2 * focus_pad;
6121 if (gtk_tree_view_is_expander_column (tree_view, column))
6123 padding += horizontal_separator + (depth - 1) * tree_view->priv->level_indentation;
6125 if (gtk_tree_view_draw_expanders (tree_view))
6126 padding += depth * tree_view->priv->expander_size;
6129 padding += horizontal_separator;
6131 if (draw_vgrid_lines)
6133 if (list->data == first_column || list->data == last_column)
6134 padding += grid_line_width / 2.0;
6136 padding += grid_line_width;
6139 /* Update the padding for the column */
6140 _gtk_tree_view_column_push_padding (column, padding);
6141 new_width = _gtk_tree_view_column_get_requested_width (column);
6143 if (new_width > original_width)
6147 if (draw_hgrid_lines)
6148 height += grid_line_width;
6150 if (height != GTK_RBNODE_GET_HEIGHT (node))
6153 _gtk_rbtree_node_set_height (tree, node, height);
6155 _gtk_rbtree_node_mark_valid (tree, node);
6156 tree_view->priv->post_validation_flag = TRUE;
6163 validate_visible_area (GtkTreeView *tree_view)
6165 GtkAllocation allocation;
6166 GtkTreePath *path = NULL;
6167 GtkTreePath *above_path = NULL;
6169 GtkRBTree *tree = NULL;
6170 GtkRBNode *node = NULL;
6171 gboolean need_redraw = FALSE;
6172 gboolean size_changed = FALSE;
6174 gint area_above = 0;
6175 gint area_below = 0;
6177 if (tree_view->priv->tree == NULL)
6180 if (! GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID) &&
6181 tree_view->priv->scroll_to_path == NULL)
6184 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
6185 total_height = allocation.height - gtk_tree_view_get_effective_header_height (tree_view);
6187 if (total_height == 0)
6190 /* First, we check to see if we need to scroll anywhere
6192 if (tree_view->priv->scroll_to_path)
6194 path = gtk_tree_row_reference_get_path (tree_view->priv->scroll_to_path);
6195 if (path && !_gtk_tree_view_find_node (tree_view, path, &tree, &node))
6197 /* we are going to scroll, and will update dy */
6198 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6199 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6200 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6202 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6203 if (validate_row (tree_view, tree, node, &iter, path))
6204 size_changed = TRUE;
6207 if (tree_view->priv->scroll_to_use_align)
6209 gint height = gtk_tree_view_get_row_height (tree_view, node);
6210 area_above = (total_height - height) *
6211 tree_view->priv->scroll_to_row_align;
6212 area_below = total_height - area_above - height;
6213 area_above = MAX (area_above, 0);
6214 area_below = MAX (area_below, 0);
6219 * 1) row not visible
6223 gint height = gtk_tree_view_get_row_height (tree_view, node);
6225 dy = _gtk_rbtree_node_find_offset (tree, node);
6227 if (dy >= gtk_adjustment_get_value (tree_view->priv->vadjustment) &&
6228 dy + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment)
6229 + gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
6231 /* row visible: keep the row at the same position */
6232 area_above = dy - gtk_adjustment_get_value (tree_view->priv->vadjustment);
6233 area_below = (gtk_adjustment_get_value (tree_view->priv->vadjustment) +
6234 gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6239 /* row not visible */
6241 && dy + height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6243 /* row at the beginning -- fixed */
6245 area_below = gtk_adjustment_get_page_size (tree_view->priv->vadjustment)
6246 - area_above - height;
6248 else if (dy >= (gtk_adjustment_get_upper (tree_view->priv->vadjustment) -
6249 gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
6251 /* row at the end -- fixed */
6252 area_above = dy - (gtk_adjustment_get_upper (tree_view->priv->vadjustment) -
6253 gtk_adjustment_get_page_size (tree_view->priv->vadjustment));
6254 area_below = gtk_adjustment_get_page_size (tree_view->priv->vadjustment) -
6255 area_above - height;
6259 area_above = gtk_adjustment_get_page_size (tree_view->priv->vadjustment) - height;
6265 /* row somewhere in the middle, bring it to the top
6269 area_below = total_height - height;
6275 /* the scroll to isn't valid; ignore it.
6278 if (tree_view->priv->scroll_to_path && !path)
6280 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
6281 tree_view->priv->scroll_to_path = NULL;
6284 gtk_tree_path_free (path);
6289 /* We didn't have a scroll_to set, so we just handle things normally
6295 offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
6296 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, 0),
6300 /* In this case, nothing has been validated */
6301 path = gtk_tree_path_new_first ();
6302 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
6306 path = _gtk_tree_view_find_path (tree_view, tree, node);
6307 total_height += offset;
6310 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6312 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6313 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6315 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6316 if (validate_row (tree_view, tree, node, &iter, path))
6317 size_changed = TRUE;
6320 area_below = total_height - gtk_tree_view_get_row_height (tree_view, node);
6323 above_path = gtk_tree_path_copy (path);
6325 /* if we do not validate any row above the new top_row, we will make sure
6326 * that the row immediately above top_row has been validated. (if we do not
6327 * do this, _gtk_rbtree_find_offset will find the row above top_row, because
6328 * when invalidated that row's height will be zero. and this will mess up
6331 if (area_above == 0)
6336 _gtk_tree_view_find_node (tree_view, above_path, &tmptree, &tmpnode);
6337 _gtk_rbtree_prev_full (tmptree, tmpnode, &tmptree, &tmpnode);
6341 GtkTreePath *tmppath;
6342 GtkTreeIter tmpiter;
6344 tmppath = _gtk_tree_view_find_path (tree_view, tmptree, tmpnode);
6345 gtk_tree_model_get_iter (tree_view->priv->model, &tmpiter, tmppath);
6347 if (GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_INVALID) ||
6348 GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_COLUMN_INVALID))
6350 _gtk_tree_view_queue_draw_node (tree_view, tmptree, tmpnode, NULL);
6351 if (validate_row (tree_view, tmptree, tmpnode, &tmpiter, tmppath))
6352 size_changed = TRUE;
6355 gtk_tree_path_free (tmppath);
6359 /* Now, we walk forwards and backwards, measuring rows. Unfortunately,
6360 * backwards is much slower then forward, as there is no iter_prev function.
6361 * We go forwards first in case we run out of tree. Then we go backwards to
6364 while (node && area_below > 0)
6368 GtkTreeIter parent = iter;
6371 tree = node->children;
6374 g_assert (node != tree->nil);
6376 while (node->left != tree->nil)
6378 has_child = gtk_tree_model_iter_children (tree_view->priv->model,
6381 TREE_VIEW_INTERNAL_ASSERT_VOID (has_child);
6382 gtk_tree_path_down (path);
6386 gboolean done = FALSE;
6389 node = _gtk_rbtree_next (tree, node);
6392 gboolean has_next = gtk_tree_model_iter_next (tree_view->priv->model, &iter);
6394 gtk_tree_path_next (path);
6397 TREE_VIEW_INTERNAL_ASSERT_VOID (has_next);
6401 GtkTreeIter parent_iter = iter;
6402 gboolean has_parent;
6404 node = tree->parent_node;
6405 tree = tree->parent_tree;
6408 has_parent = gtk_tree_model_iter_parent (tree_view->priv->model,
6411 gtk_tree_path_up (path);
6414 TREE_VIEW_INTERNAL_ASSERT_VOID (has_parent);
6423 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6424 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6426 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6427 if (validate_row (tree_view, tree, node, &iter, path))
6428 size_changed = TRUE;
6431 area_below -= gtk_tree_view_get_row_height (tree_view, node);
6433 gtk_tree_path_free (path);
6435 /* If we ran out of tree, and have extra area_below left, we need to add it
6438 area_above += area_below;
6440 _gtk_tree_view_find_node (tree_view, above_path, &tree, &node);
6442 /* We walk backwards */
6443 while (area_above > 0)
6445 _gtk_rbtree_prev_full (tree, node, &tree, &node);
6447 /* Always find the new path in the tree. We cannot just assume
6448 * a gtk_tree_path_prev() is enough here, as there might be children
6449 * in between this node and the previous sibling node. If this
6450 * appears to be a performance hotspot in profiles, we can look into
6451 * intrigate logic for keeping path, node and iter in sync like
6452 * we do for forward walks. (Which will be hard because of the lacking
6459 gtk_tree_path_free (above_path);
6460 above_path = _gtk_tree_view_find_path (tree_view, tree, node);
6462 gtk_tree_model_get_iter (tree_view->priv->model, &iter, above_path);
6464 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6465 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6467 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6468 if (validate_row (tree_view, tree, node, &iter, above_path))
6469 size_changed = TRUE;
6471 area_above -= gtk_tree_view_get_row_height (tree_view, node);
6474 /* if we scrolled to a path, we need to set the dy here,
6475 * and sync the top row accordingly
6477 if (tree_view->priv->scroll_to_path)
6479 gtk_tree_view_set_top_row (tree_view, above_path, -area_above);
6480 gtk_tree_view_top_row_to_dy (tree_view);
6484 else if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6486 /* when we are not scrolling, we should never set dy to something
6487 * else than zero. we update top_row to be in sync with dy = 0.
6489 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0);
6490 gtk_tree_view_dy_to_top_row (tree_view);
6492 else if (gtk_adjustment_get_value (tree_view->priv->vadjustment) + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height)
6494 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment));
6495 gtk_tree_view_dy_to_top_row (tree_view);
6498 gtk_tree_view_top_row_to_dy (tree_view);
6500 /* update width/height and queue a resize */
6503 GtkRequisition requisition;
6505 /* We temporarily guess a size, under the assumption that it will be the
6506 * same when we get our next size_allocate. If we don't do this, we'll be
6507 * in an inconsistent state if we call top_row_to_dy. */
6509 gtk_widget_get_preferred_size (GTK_WIDGET (tree_view),
6510 &requisition, NULL);
6511 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
6512 MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), requisition.width));
6513 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
6514 MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), requisition.height));
6515 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
6518 if (tree_view->priv->scroll_to_path)
6520 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
6521 tree_view->priv->scroll_to_path = NULL;
6525 gtk_tree_path_free (above_path);
6527 if (tree_view->priv->scroll_to_column)
6529 tree_view->priv->scroll_to_column = NULL;
6532 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
6536 initialize_fixed_height_mode (GtkTreeView *tree_view)
6538 if (!tree_view->priv->tree)
6541 if (tree_view->priv->fixed_height < 0)
6546 GtkRBTree *tree = NULL;
6547 GtkRBNode *node = NULL;
6549 tree = tree_view->priv->tree;
6552 path = _gtk_tree_view_find_path (tree_view, tree, node);
6553 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6555 validate_row (tree_view, tree, node, &iter, path);
6557 gtk_tree_path_free (path);
6559 tree_view->priv->fixed_height = gtk_tree_view_get_row_height (tree_view, node);
6562 _gtk_rbtree_set_fixed_height (tree_view->priv->tree,
6563 tree_view->priv->fixed_height, TRUE);
6566 /* Our strategy for finding nodes to validate is a little convoluted. We find
6567 * the left-most uninvalidated node. We then try walking right, validating
6568 * nodes. Once we find a valid node, we repeat the previous process of finding
6569 * the first invalid node.
6573 do_validate_rows (GtkTreeView *tree_view, gboolean queue_resize)
6575 GtkRBTree *tree = NULL;
6576 GtkRBNode *node = NULL;
6577 gboolean validated_area = FALSE;
6579 GtkTreePath *path = NULL;
6585 gint prev_height = -1;
6586 gboolean fixed_height = TRUE;
6588 g_assert (tree_view);
6590 if (tree_view->priv->tree == NULL)
6593 if (tree_view->priv->fixed_height_mode)
6595 if (tree_view->priv->fixed_height < 0)
6596 initialize_fixed_height_mode (tree_view);
6601 timer = g_timer_new ();
6602 g_timer_start (timer);
6606 gboolean changed = FALSE;
6608 if (! GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID))
6616 node = _gtk_rbtree_next (tree, node);
6619 TREE_VIEW_INTERNAL_ASSERT (gtk_tree_model_iter_next (tree_view->priv->model, &iter), FALSE);
6620 gtk_tree_path_next (path);
6624 gtk_tree_path_free (path);
6631 tree = tree_view->priv->tree;
6632 node = tree_view->priv->tree->root;
6634 g_assert (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_DESCENDANTS_INVALID));
6638 if (node->left != tree->nil &&
6639 GTK_RBNODE_FLAG_SET (node->left, GTK_RBNODE_DESCENDANTS_INVALID))
6643 else if (node->right != tree->nil &&
6644 GTK_RBNODE_FLAG_SET (node->right, GTK_RBNODE_DESCENDANTS_INVALID))
6648 else if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
6649 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
6653 else if (node->children != NULL)
6655 tree = node->children;
6659 /* RBTree corruption! All bad */
6660 g_assert_not_reached ();
6663 path = _gtk_tree_view_find_path (tree_view, tree, node);
6664 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
6667 changed = validate_row (tree_view, tree, node, &iter, path);
6668 validated_area = changed || validated_area;
6672 gint offset = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
6674 if (y == -1 || y > offset)
6678 if (!tree_view->priv->fixed_height_check)
6682 height = gtk_tree_view_get_row_height (tree_view, node);
6683 if (prev_height < 0)
6684 prev_height = height;
6685 else if (prev_height != height)
6686 fixed_height = FALSE;
6691 while (g_timer_elapsed (timer, NULL) < GTK_TREE_VIEW_TIME_MS_PER_IDLE / 1000.);
6693 if (!tree_view->priv->fixed_height_check)
6696 _gtk_rbtree_set_fixed_height (tree_view->priv->tree, prev_height, FALSE);
6698 tree_view->priv->fixed_height_check = 1;
6704 GtkRequisition requisition;
6706 /* We temporarily guess a size, under the assumption that it will be the
6707 * same when we get our next size_allocate. If we don't do this, we'll be
6708 * in an inconsistent state when we call top_row_to_dy. */
6710 /* FIXME: This is called from size_request, for some reason it is not infinitely
6711 * recursing, we cannot call gtk_widget_get_preferred_size() here because that's
6712 * not allowed (from inside ->get_preferred_width/height() implementations, one
6713 * should call the vfuncs directly). However what is desired here is the full
6714 * size including any margins and limited by any alignment (i.e. after
6715 * GtkWidget:adjust_size_request() is called).
6717 * Currently bypassing this but the real solution is to not update the scroll adjustments
6718 * untill we've recieved an allocation (never update scroll adjustments from size-requests).
6720 gtk_tree_view_size_request (GTK_WIDGET (tree_view), &requisition, FALSE);
6722 /* If rows above the current position have changed height, this has
6723 * affected the current view and thus needs a redraw.
6725 if (y != -1 && y < gtk_adjustment_get_value (tree_view->priv->vadjustment))
6726 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
6728 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
6729 MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), requisition.width));
6730 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
6731 MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), requisition.height));
6734 gtk_widget_queue_resize_no_redraw (GTK_WIDGET (tree_view));
6737 if (path) gtk_tree_path_free (path);
6738 g_timer_destroy (timer);
6744 validate_rows (GtkTreeView *tree_view)
6748 retval = do_validate_rows (tree_view, TRUE);
6750 if (! retval && tree_view->priv->validate_rows_timer)
6752 g_source_remove (tree_view->priv->validate_rows_timer);
6753 tree_view->priv->validate_rows_timer = 0;
6760 validate_rows_handler (GtkTreeView *tree_view)
6764 retval = do_validate_rows (tree_view, TRUE);
6765 if (! retval && tree_view->priv->validate_rows_timer)
6767 g_source_remove (tree_view->priv->validate_rows_timer);
6768 tree_view->priv->validate_rows_timer = 0;
6775 do_presize_handler (GtkTreeView *tree_view)
6777 if (tree_view->priv->mark_rows_col_dirty)
6779 if (tree_view->priv->tree)
6780 _gtk_rbtree_column_invalid (tree_view->priv->tree);
6781 tree_view->priv->mark_rows_col_dirty = FALSE;
6783 validate_visible_area (tree_view);
6784 tree_view->priv->presize_handler_timer = 0;
6786 if (tree_view->priv->fixed_height_mode)
6788 GtkRequisition requisition;
6790 gtk_widget_get_preferred_size (GTK_WIDGET (tree_view),
6791 &requisition, NULL);
6793 gtk_adjustment_set_upper (tree_view->priv->hadjustment,
6794 MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), requisition.width));
6795 gtk_adjustment_set_upper (tree_view->priv->vadjustment,
6796 MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), requisition.height));
6797 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
6804 presize_handler_callback (gpointer data)
6806 do_presize_handler (GTK_TREE_VIEW (data));
6812 install_presize_handler (GtkTreeView *tree_view)
6814 if (! gtk_widget_get_realized (GTK_WIDGET (tree_view)))
6817 if (! tree_view->priv->presize_handler_timer)
6819 tree_view->priv->presize_handler_timer =
6820 gdk_threads_add_idle_full (GTK_PRIORITY_RESIZE - 2, presize_handler_callback, tree_view, NULL);
6822 if (! tree_view->priv->validate_rows_timer)
6824 tree_view->priv->validate_rows_timer =
6825 gdk_threads_add_idle_full (GTK_TREE_VIEW_PRIORITY_VALIDATE, (GSourceFunc) validate_rows_handler, tree_view, NULL);
6830 gtk_tree_view_bin_process_updates (GtkTreeView *tree_view)
6832 /* Prior to drawing, we make sure the visible area is validated. */
6833 if (tree_view->priv->presize_handler_timer)
6835 g_source_remove (tree_view->priv->presize_handler_timer);
6836 tree_view->priv->presize_handler_timer = 0;
6838 do_presize_handler (tree_view);
6841 gdk_window_process_updates (tree_view->priv->bin_window, TRUE);
6845 scroll_sync_handler (GtkTreeView *tree_view)
6847 if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
6848 gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0);
6849 else if (gtk_tree_row_reference_valid (tree_view->priv->top_row))
6850 gtk_tree_view_top_row_to_dy (tree_view);
6852 gtk_tree_view_dy_to_top_row (tree_view);
6854 tree_view->priv->scroll_sync_timer = 0;
6860 install_scroll_sync_handler (GtkTreeView *tree_view)
6862 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
6865 if (!tree_view->priv->scroll_sync_timer)
6867 tree_view->priv->scroll_sync_timer =
6868 gdk_threads_add_idle_full (GTK_TREE_VIEW_PRIORITY_SCROLL_SYNC, (GSourceFunc) scroll_sync_handler, tree_view, NULL);
6873 gtk_tree_view_set_top_row (GtkTreeView *tree_view,
6877 gtk_tree_row_reference_free (tree_view->priv->top_row);
6881 tree_view->priv->top_row = NULL;
6882 tree_view->priv->top_row_dy = 0;
6886 tree_view->priv->top_row = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
6887 tree_view->priv->top_row_dy = offset;
6891 /* Always call this iff dy is in the visible range. If the tree is empty, then
6892 * it's set to be NULL, and top_row_dy is 0;
6895 gtk_tree_view_dy_to_top_row (GtkTreeView *tree_view)
6902 if (tree_view->priv->tree == NULL)
6904 gtk_tree_view_set_top_row (tree_view, NULL, 0);
6908 offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
6909 tree_view->priv->dy,
6914 gtk_tree_view_set_top_row (tree_view, NULL, 0);
6918 path = _gtk_tree_view_find_path (tree_view, tree, node);
6919 gtk_tree_view_set_top_row (tree_view, path, offset);
6920 gtk_tree_path_free (path);
6926 gtk_tree_view_top_row_to_dy (GtkTreeView *tree_view)
6933 /* Avoid recursive calls */
6934 if (tree_view->priv->in_top_row_to_dy)
6937 if (tree_view->priv->top_row)
6938 path = gtk_tree_row_reference_get_path (tree_view->priv->top_row);
6945 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
6948 gtk_tree_path_free (path);
6952 /* keep dy and set new toprow */
6953 gtk_tree_row_reference_free (tree_view->priv->top_row);
6954 tree_view->priv->top_row = NULL;
6955 tree_view->priv->top_row_dy = 0;
6956 /* DO NOT install the idle handler */
6957 gtk_tree_view_dy_to_top_row (tree_view);
6961 if (gtk_tree_view_get_row_height (tree_view, node)
6962 < tree_view->priv->top_row_dy)
6964 /* new top row -- do NOT install the idle handler */
6965 gtk_tree_view_dy_to_top_row (tree_view);
6969 new_dy = _gtk_rbtree_node_find_offset (tree, node);
6970 new_dy += tree_view->priv->top_row_dy;
6972 if (new_dy + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height)
6973 new_dy = tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment);
6975 new_dy = MAX (0, new_dy);
6977 tree_view->priv->in_top_row_to_dy = TRUE;
6978 gtk_adjustment_set_value (tree_view->priv->vadjustment, (gdouble)new_dy);
6979 tree_view->priv->in_top_row_to_dy = FALSE;
6984 _gtk_tree_view_install_mark_rows_col_dirty (GtkTreeView *tree_view,
6985 gboolean install_handler)
6987 tree_view->priv->mark_rows_col_dirty = TRUE;
6989 if (install_handler)
6990 install_presize_handler (tree_view);
6994 * This function works synchronously (due to the while (validate_rows...)
6997 * There was a check for column_type != GTK_TREE_VIEW_COLUMN_AUTOSIZE
6998 * here. You now need to check that yourself.
7001 _gtk_tree_view_column_autosize (GtkTreeView *tree_view,
7002 GtkTreeViewColumn *column)
7004 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
7005 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (column));
7007 _gtk_tree_view_column_cell_set_dirty (column, FALSE);
7009 do_presize_handler (tree_view);
7010 while (validate_rows (tree_view));
7012 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
7018 set_source_row (GdkDragContext *context,
7019 GtkTreeModel *model,
7020 GtkTreePath *source_row)
7022 g_object_set_data_full (G_OBJECT (context),
7023 I_("gtk-tree-view-source-row"),
7024 source_row ? gtk_tree_row_reference_new (model, source_row) : NULL,
7025 (GDestroyNotify) (source_row ? gtk_tree_row_reference_free : NULL));
7029 get_source_row (GdkDragContext *context)
7031 GtkTreeRowReference *ref =
7032 g_object_get_data (G_OBJECT (context), "gtk-tree-view-source-row");
7035 return gtk_tree_row_reference_get_path (ref);
7042 GtkTreeRowReference *dest_row;
7043 guint path_down_mode : 1;
7044 guint empty_view_drop : 1;
7045 guint drop_append_mode : 1;
7050 dest_row_free (gpointer data)
7052 DestRow *dr = (DestRow *)data;
7054 gtk_tree_row_reference_free (dr->dest_row);
7055 g_slice_free (DestRow, dr);
7059 set_dest_row (GdkDragContext *context,
7060 GtkTreeModel *model,
7061 GtkTreePath *dest_row,
7062 gboolean path_down_mode,
7063 gboolean empty_view_drop,
7064 gboolean drop_append_mode)
7070 g_object_set_data_full (G_OBJECT (context), I_("gtk-tree-view-dest-row"),
7075 dr = g_slice_new (DestRow);
7077 dr->dest_row = gtk_tree_row_reference_new (model, dest_row);
7078 dr->path_down_mode = path_down_mode != FALSE;
7079 dr->empty_view_drop = empty_view_drop != FALSE;
7080 dr->drop_append_mode = drop_append_mode != FALSE;
7082 g_object_set_data_full (G_OBJECT (context), I_("gtk-tree-view-dest-row"),
7083 dr, (GDestroyNotify) dest_row_free);
7087 get_dest_row (GdkDragContext *context,
7088 gboolean *path_down_mode)
7091 g_object_get_data (G_OBJECT (context), "gtk-tree-view-dest-row");
7095 GtkTreePath *path = NULL;
7098 *path_down_mode = dr->path_down_mode;
7101 path = gtk_tree_row_reference_get_path (dr->dest_row);
7102 else if (dr->empty_view_drop)
7103 path = gtk_tree_path_new_from_indices (0, -1);
7107 if (path && dr->drop_append_mode)
7108 gtk_tree_path_next (path);
7116 /* Get/set whether drag_motion requested the drag data and
7117 * drag_data_received should thus not actually insert the data,
7118 * since the data doesn't result from a drop.
7121 set_status_pending (GdkDragContext *context,
7122 GdkDragAction suggested_action)
7124 g_object_set_data (G_OBJECT (context),
7125 I_("gtk-tree-view-status-pending"),
7126 GINT_TO_POINTER (suggested_action));
7129 static GdkDragAction
7130 get_status_pending (GdkDragContext *context)
7132 return GPOINTER_TO_INT (g_object_get_data (G_OBJECT (context),
7133 "gtk-tree-view-status-pending"));
7136 static TreeViewDragInfo*
7137 get_info (GtkTreeView *tree_view)
7139 return g_object_get_data (G_OBJECT (tree_view), "gtk-tree-view-drag-info");
7143 destroy_info (TreeViewDragInfo *di)
7145 g_slice_free (TreeViewDragInfo, di);
7148 static TreeViewDragInfo*
7149 ensure_info (GtkTreeView *tree_view)
7151 TreeViewDragInfo *di;
7153 di = get_info (tree_view);
7157 di = g_slice_new0 (TreeViewDragInfo);
7159 g_object_set_data_full (G_OBJECT (tree_view),
7160 I_("gtk-tree-view-drag-info"),
7162 (GDestroyNotify) destroy_info);
7169 remove_info (GtkTreeView *tree_view)
7171 g_object_set_data (G_OBJECT (tree_view), I_("gtk-tree-view-drag-info"), NULL);
7176 drag_scan_timeout (gpointer data)
7178 GtkTreeView *tree_view;
7180 GdkModifierType state;
7181 GtkTreePath *path = NULL;
7182 GtkTreeViewColumn *column = NULL;
7183 GdkRectangle visible_rect;
7185 GDK_THREADS_ENTER ();
7187 tree_view = GTK_TREE_VIEW (data);
7189 gdk_window_get_device_position (tree_view->priv->bin_window,
7190 gdk_device_manager_get_client_pointer (
7191 gdk_display_get_device_manager (
7192 gtk_widget_get_display (GTK_WIDGET (tree_view)))),
7195 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
7197 /* See if we are near the edge. */
7198 if ((x - visible_rect.x) < SCROLL_EDGE_SIZE ||
7199 (visible_rect.x + visible_rect.width - x) < SCROLL_EDGE_SIZE ||
7200 (y - visible_rect.y) < SCROLL_EDGE_SIZE ||
7201 (visible_rect.y + visible_rect.height - y) < SCROLL_EDGE_SIZE)
7203 gtk_tree_view_get_path_at_pos (tree_view,
7204 tree_view->priv->bin_window,
7213 gtk_tree_view_scroll_to_cell (tree_view,
7219 gtk_tree_path_free (path);
7223 GDK_THREADS_LEAVE ();
7230 add_scroll_timeout (GtkTreeView *tree_view)
7232 if (tree_view->priv->scroll_timeout == 0)
7234 tree_view->priv->scroll_timeout =
7235 gdk_threads_add_timeout (150, scroll_row_timeout, tree_view);
7240 remove_scroll_timeout (GtkTreeView *tree_view)
7242 if (tree_view->priv->scroll_timeout != 0)
7244 g_source_remove (tree_view->priv->scroll_timeout);
7245 tree_view->priv->scroll_timeout = 0;
7250 check_model_dnd (GtkTreeModel *model,
7251 GType required_iface,
7252 const gchar *signal)
7254 if (model == NULL || !G_TYPE_CHECK_INSTANCE_TYPE ((model), required_iface))
7256 g_warning ("You must override the default '%s' handler "
7257 "on GtkTreeView when using models that don't support "
7258 "the %s interface and enabling drag-and-drop. The simplest way to do this "
7259 "is to connect to '%s' and call "
7260 "g_signal_stop_emission_by_name() in your signal handler to prevent "
7261 "the default handler from running. Look at the source code "
7262 "for the default handler in gtktreeview.c to get an idea what "
7263 "your handler should do. (gtktreeview.c is in the GTK source "
7264 "code.) If you're using GTK from a language other than C, "
7265 "there may be a more natural way to override default handlers, e.g. via derivation.",
7266 signal, g_type_name (required_iface), signal);
7274 remove_open_timeout (GtkTreeView *tree_view)
7276 if (tree_view->priv->open_dest_timeout != 0)
7278 g_source_remove (tree_view->priv->open_dest_timeout);
7279 tree_view->priv->open_dest_timeout = 0;
7285 open_row_timeout (gpointer data)
7287 GtkTreeView *tree_view = data;
7288 GtkTreePath *dest_path = NULL;
7289 GtkTreeViewDropPosition pos;
7290 gboolean result = FALSE;
7292 gtk_tree_view_get_drag_dest_row (tree_view,
7297 (pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
7298 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE))
7300 gtk_tree_view_expand_row (tree_view, dest_path, FALSE);
7301 tree_view->priv->open_dest_timeout = 0;
7303 gtk_tree_path_free (dest_path);
7308 gtk_tree_path_free (dest_path);
7317 scroll_row_timeout (gpointer data)
7319 GtkTreeView *tree_view = data;
7321 gtk_tree_view_vertical_autoscroll (tree_view);
7323 if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
7324 gtk_tree_view_update_rubber_band (tree_view);
7329 /* Returns TRUE if event should not be propagated to parent widgets */
7331 set_destination_row (GtkTreeView *tree_view,
7332 GdkDragContext *context,
7333 /* coordinates relative to the widget */
7336 GdkDragAction *suggested_action,
7339 GtkTreePath *path = NULL;
7340 GtkTreeViewDropPosition pos;
7341 GtkTreeViewDropPosition old_pos;
7342 TreeViewDragInfo *di;
7344 GtkTreePath *old_dest_path = NULL;
7345 gboolean can_drop = FALSE;
7347 *suggested_action = 0;
7350 widget = GTK_WIDGET (tree_view);
7352 di = get_info (tree_view);
7354 if (di == NULL || y - gtk_tree_view_get_effective_header_height (tree_view) < 0)
7356 /* someone unset us as a drag dest, note that if
7357 * we return FALSE drag_leave isn't called
7360 gtk_tree_view_set_drag_dest_row (tree_view,
7362 GTK_TREE_VIEW_DROP_BEFORE);
7364 remove_scroll_timeout (GTK_TREE_VIEW (widget));
7365 remove_open_timeout (GTK_TREE_VIEW (widget));
7367 return FALSE; /* no longer a drop site */
7370 *target = gtk_drag_dest_find_target (widget, context,
7371 gtk_drag_dest_get_target_list (widget));
7372 if (*target == GDK_NONE)
7377 if (!gtk_tree_view_get_dest_row_at_pos (tree_view,
7383 GtkTreeModel *model;
7385 remove_open_timeout (tree_view);
7387 /* the row got dropped on empty space, let's setup a special case
7391 gtk_tree_path_free (path);
7393 model = gtk_tree_view_get_model (tree_view);
7395 n_children = gtk_tree_model_iter_n_children (model, NULL);
7398 pos = GTK_TREE_VIEW_DROP_AFTER;
7399 path = gtk_tree_path_new_from_indices (n_children - 1, -1);
7403 pos = GTK_TREE_VIEW_DROP_BEFORE;
7404 path = gtk_tree_path_new_from_indices (0, -1);
7414 /* If we left the current row's "open" zone, unset the timeout for
7417 gtk_tree_view_get_drag_dest_row (tree_view,
7421 if (old_dest_path &&
7422 (gtk_tree_path_compare (path, old_dest_path) != 0 ||
7423 !(pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
7424 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE)))
7425 remove_open_timeout (tree_view);
7428 gtk_tree_path_free (old_dest_path);
7430 if (TRUE /* FIXME if the location droppable predicate */)
7438 GtkWidget *source_widget;
7440 *suggested_action = gdk_drag_context_get_suggested_action (context);
7441 source_widget = gtk_drag_get_source_widget (context);
7443 if (source_widget == widget)
7445 /* Default to MOVE, unless the user has
7446 * pressed ctrl or shift to affect available actions
7448 if ((gdk_drag_context_get_actions (context) & GDK_ACTION_MOVE) != 0)
7449 *suggested_action = GDK_ACTION_MOVE;
7452 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7457 /* can't drop here */
7458 remove_open_timeout (tree_view);
7460 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7462 GTK_TREE_VIEW_DROP_BEFORE);
7466 gtk_tree_path_free (path);
7472 get_logical_dest_row (GtkTreeView *tree_view,
7473 gboolean *path_down_mode,
7474 gboolean *drop_append_mode)
7476 /* adjust path to point to the row the drop goes in front of */
7477 GtkTreePath *path = NULL;
7478 GtkTreeViewDropPosition pos;
7480 g_return_val_if_fail (path_down_mode != NULL, NULL);
7481 g_return_val_if_fail (drop_append_mode != NULL, NULL);
7483 *path_down_mode = FALSE;
7484 *drop_append_mode = 0;
7486 gtk_tree_view_get_drag_dest_row (tree_view, &path, &pos);
7491 if (pos == GTK_TREE_VIEW_DROP_BEFORE)
7493 else if (pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE ||
7494 pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER)
7495 *path_down_mode = TRUE;
7499 GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
7501 g_assert (pos == GTK_TREE_VIEW_DROP_AFTER);
7503 if (!gtk_tree_model_get_iter (model, &iter, path) ||
7504 !gtk_tree_model_iter_next (model, &iter))
7505 *drop_append_mode = 1;
7508 *drop_append_mode = 0;
7509 gtk_tree_path_next (path);
7517 gtk_tree_view_maybe_begin_dragging_row (GtkTreeView *tree_view,
7518 GdkEventMotion *event)
7520 GtkWidget *widget = GTK_WIDGET (tree_view);
7521 GdkDragContext *context;
7522 TreeViewDragInfo *di;
7523 GtkTreePath *path = NULL;
7525 gint cell_x, cell_y;
7526 GtkTreeModel *model;
7527 gboolean retval = FALSE;
7529 di = get_info (tree_view);
7531 if (di == NULL || !di->source_set)
7534 if (tree_view->priv->pressed_button < 0)
7537 if (!gtk_drag_check_threshold (widget,
7538 tree_view->priv->press_start_x,
7539 tree_view->priv->press_start_y,
7540 event->x, event->y))
7543 model = gtk_tree_view_get_model (tree_view);
7548 button = tree_view->priv->pressed_button;
7549 tree_view->priv->pressed_button = -1;
7551 gtk_tree_view_get_path_at_pos (tree_view,
7552 tree_view->priv->press_start_x,
7553 tree_view->priv->press_start_y,
7562 if (!GTK_IS_TREE_DRAG_SOURCE (model) ||
7563 !gtk_tree_drag_source_row_draggable (GTK_TREE_DRAG_SOURCE (model),
7567 if (!(GDK_BUTTON1_MASK << (button - 1) & di->start_button_mask))
7570 /* Now we can begin the drag */
7574 context = gtk_drag_begin (widget,
7575 gtk_drag_source_get_target_list (widget),
7580 set_source_row (context, model, path);
7584 gtk_tree_path_free (path);
7591 gtk_tree_view_drag_begin (GtkWidget *widget,
7592 GdkDragContext *context)
7594 GtkTreeView *tree_view;
7595 GtkTreePath *path = NULL;
7596 gint cell_x, cell_y;
7597 cairo_surface_t *row_pix;
7598 TreeViewDragInfo *di;
7600 tree_view = GTK_TREE_VIEW (widget);
7602 /* if the user uses a custom DND source impl, we don't set the icon here */
7603 di = get_info (tree_view);
7605 if (di == NULL || !di->source_set)
7608 gtk_tree_view_get_path_at_pos (tree_view,
7609 tree_view->priv->press_start_x,
7610 tree_view->priv->press_start_y,
7616 /* If path is NULL, there's nothing we can drag. For now, we silently
7617 * bail out. Actually, dragging should not be possible from an empty
7618 * tree view, but there's no way we can cancel that from here.
7619 * Automatically unsetting the tree view as drag source for empty models
7620 * is something that would likely break other people's code ...
7625 row_pix = gtk_tree_view_create_row_drag_icon (tree_view,
7627 cairo_surface_set_device_offset (row_pix,
7628 /* the + 1 is for the black border in the icon */
7629 - (tree_view->priv->press_start_x + 1),
7632 gtk_drag_set_icon_surface (context, row_pix);
7634 cairo_surface_destroy (row_pix);
7635 gtk_tree_path_free (path);
7639 gtk_tree_view_drag_end (GtkWidget *widget,
7640 GdkDragContext *context)
7645 /* Default signal implementations for the drag signals */
7647 gtk_tree_view_drag_data_get (GtkWidget *widget,
7648 GdkDragContext *context,
7649 GtkSelectionData *selection_data,
7653 GtkTreeView *tree_view;
7654 GtkTreeModel *model;
7655 TreeViewDragInfo *di;
7656 GtkTreePath *source_row;
7658 tree_view = GTK_TREE_VIEW (widget);
7660 model = gtk_tree_view_get_model (tree_view);
7665 di = get_info (GTK_TREE_VIEW (widget));
7670 source_row = get_source_row (context);
7672 if (source_row == NULL)
7675 /* We can implement the GTK_TREE_MODEL_ROW target generically for
7676 * any model; for DragSource models there are some other targets
7680 if (GTK_IS_TREE_DRAG_SOURCE (model) &&
7681 gtk_tree_drag_source_drag_data_get (GTK_TREE_DRAG_SOURCE (model),
7686 /* If drag_data_get does nothing, try providing row data. */
7687 if (gtk_selection_data_get_target (selection_data) == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW"))
7689 gtk_tree_set_row_drag_data (selection_data,
7695 gtk_tree_path_free (source_row);
7700 gtk_tree_view_drag_data_delete (GtkWidget *widget,
7701 GdkDragContext *context)
7703 TreeViewDragInfo *di;
7704 GtkTreeModel *model;
7705 GtkTreeView *tree_view;
7706 GtkTreePath *source_row;
7708 tree_view = GTK_TREE_VIEW (widget);
7709 model = gtk_tree_view_get_model (tree_view);
7711 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_SOURCE, "drag_data_delete"))
7714 di = get_info (tree_view);
7719 source_row = get_source_row (context);
7721 if (source_row == NULL)
7724 gtk_tree_drag_source_drag_data_delete (GTK_TREE_DRAG_SOURCE (model),
7727 gtk_tree_path_free (source_row);
7729 set_source_row (context, NULL, NULL);
7733 gtk_tree_view_drag_leave (GtkWidget *widget,
7734 GdkDragContext *context,
7737 /* unset any highlight row */
7738 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7740 GTK_TREE_VIEW_DROP_BEFORE);
7742 remove_scroll_timeout (GTK_TREE_VIEW (widget));
7743 remove_open_timeout (GTK_TREE_VIEW (widget));
7748 gtk_tree_view_drag_motion (GtkWidget *widget,
7749 GdkDragContext *context,
7750 /* coordinates relative to the widget */
7756 GtkTreePath *path = NULL;
7757 GtkTreeViewDropPosition pos;
7758 GtkTreeView *tree_view;
7759 GdkDragAction suggested_action = 0;
7762 tree_view = GTK_TREE_VIEW (widget);
7764 if (!set_destination_row (tree_view, context, x, y, &suggested_action, &target))
7767 gtk_tree_view_get_drag_dest_row (tree_view, &path, &pos);
7769 /* we only know this *after* set_desination_row */
7770 empty = tree_view->priv->empty_view_drop;
7772 if (path == NULL && !empty)
7774 /* Can't drop here. */
7775 gdk_drag_status (context, 0, time);
7779 if (tree_view->priv->open_dest_timeout == 0 &&
7780 (pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
7781 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE))
7783 tree_view->priv->open_dest_timeout =
7784 gdk_threads_add_timeout (AUTO_EXPAND_TIMEOUT, open_row_timeout, tree_view);
7788 add_scroll_timeout (tree_view);
7791 if (target == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW"))
7793 /* Request data so we can use the source row when
7794 * determining whether to accept the drop
7796 set_status_pending (context, suggested_action);
7797 gtk_drag_get_data (widget, context, target, time);
7801 set_status_pending (context, 0);
7802 gdk_drag_status (context, suggested_action, time);
7807 gtk_tree_path_free (path);
7814 gtk_tree_view_drag_drop (GtkWidget *widget,
7815 GdkDragContext *context,
7816 /* coordinates relative to the widget */
7821 GtkTreeView *tree_view;
7823 GdkDragAction suggested_action = 0;
7824 GdkAtom target = GDK_NONE;
7825 TreeViewDragInfo *di;
7826 GtkTreeModel *model;
7827 gboolean path_down_mode;
7828 gboolean drop_append_mode;
7830 tree_view = GTK_TREE_VIEW (widget);
7832 model = gtk_tree_view_get_model (tree_view);
7834 remove_scroll_timeout (GTK_TREE_VIEW (widget));
7835 remove_open_timeout (GTK_TREE_VIEW (widget));
7837 di = get_info (tree_view);
7842 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_DEST, "drag_drop"))
7845 if (!set_destination_row (tree_view, context, x, y, &suggested_action, &target))
7848 path = get_logical_dest_row (tree_view, &path_down_mode, &drop_append_mode);
7850 if (target != GDK_NONE && path != NULL)
7852 /* in case a motion had requested drag data, change things so we
7853 * treat drag data receives as a drop.
7855 set_status_pending (context, 0);
7856 set_dest_row (context, model, path,
7857 path_down_mode, tree_view->priv->empty_view_drop,
7862 gtk_tree_path_free (path);
7864 /* Unset this thing */
7865 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7867 GTK_TREE_VIEW_DROP_BEFORE);
7869 if (target != GDK_NONE)
7871 gtk_drag_get_data (widget, context, target, time);
7879 gtk_tree_view_drag_data_received (GtkWidget *widget,
7880 GdkDragContext *context,
7881 /* coordinates relative to the widget */
7884 GtkSelectionData *selection_data,
7889 TreeViewDragInfo *di;
7890 gboolean accepted = FALSE;
7891 GtkTreeModel *model;
7892 GtkTreeView *tree_view;
7893 GtkTreePath *dest_row;
7894 GdkDragAction suggested_action;
7895 gboolean path_down_mode;
7896 gboolean drop_append_mode;
7898 tree_view = GTK_TREE_VIEW (widget);
7900 model = gtk_tree_view_get_model (tree_view);
7902 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_DEST, "drag_data_received"))
7905 di = get_info (tree_view);
7910 suggested_action = get_status_pending (context);
7912 if (suggested_action)
7914 /* We are getting this data due to a request in drag_motion,
7915 * rather than due to a request in drag_drop, so we are just
7916 * supposed to call drag_status, not actually paste in the
7919 path = get_logical_dest_row (tree_view, &path_down_mode,
7923 suggested_action = 0;
7924 else if (path_down_mode)
7925 gtk_tree_path_down (path);
7927 if (suggested_action)
7929 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
7935 path_down_mode = FALSE;
7936 gtk_tree_path_up (path);
7938 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
7941 suggested_action = 0;
7944 suggested_action = 0;
7948 gdk_drag_status (context, suggested_action, time);
7951 gtk_tree_path_free (path);
7953 /* If you can't drop, remove user drop indicator until the next motion */
7954 if (suggested_action == 0)
7955 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
7957 GTK_TREE_VIEW_DROP_BEFORE);
7962 dest_row = get_dest_row (context, &path_down_mode);
7964 if (dest_row == NULL)
7967 if (gtk_selection_data_get_length (selection_data) >= 0)
7971 gtk_tree_path_down (dest_row);
7972 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
7973 dest_row, selection_data))
7974 gtk_tree_path_up (dest_row);
7978 if (gtk_selection_data_get_length (selection_data) >= 0)
7980 if (gtk_tree_drag_dest_drag_data_received (GTK_TREE_DRAG_DEST (model),
7986 gtk_drag_finish (context,
7988 (gdk_drag_context_get_selected_action (context) == GDK_ACTION_MOVE),
7991 if (gtk_tree_path_get_depth (dest_row) == 1 &&
7992 gtk_tree_path_get_indices (dest_row)[0] == 0 &&
7993 gtk_tree_model_iter_n_children (tree_view->priv->model, NULL) != 0)
7995 /* special special case drag to "0", scroll to first item */
7996 if (!tree_view->priv->scroll_to_path)
7997 gtk_tree_view_scroll_to_cell (tree_view, dest_row, NULL, FALSE, 0.0, 0.0);
8000 gtk_tree_path_free (dest_row);
8003 set_dest_row (context, NULL, NULL, FALSE, FALSE, FALSE);
8008 /* GtkContainer Methods
8013 gtk_tree_view_remove (GtkContainer *container,
8016 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8017 GtkTreeViewChild *child = NULL;
8020 tmp_list = tree_view->priv->children;
8023 child = tmp_list->data;
8024 if (child->widget == widget)
8026 gtk_widget_unparent (widget);
8028 tree_view->priv->children = g_list_remove_link (tree_view->priv->children, tmp_list);
8029 g_list_free_1 (tmp_list);
8030 g_slice_free (GtkTreeViewChild, child);
8034 tmp_list = tmp_list->next;
8037 tmp_list = tree_view->priv->columns;
8041 GtkTreeViewColumn *column;
8044 column = tmp_list->data;
8045 button = gtk_tree_view_column_get_button (column);
8047 if (button == widget)
8049 gtk_widget_unparent (widget);
8052 tmp_list = tmp_list->next;
8057 gtk_tree_view_forall (GtkContainer *container,
8058 gboolean include_internals,
8059 GtkCallback callback,
8060 gpointer callback_data)
8062 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8063 GtkTreeViewChild *child = NULL;
8064 GtkTreeViewColumn *column;
8068 tmp_list = tree_view->priv->children;
8071 child = tmp_list->data;
8072 tmp_list = tmp_list->next;
8074 (* callback) (child->widget, callback_data);
8076 if (include_internals == FALSE)
8079 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
8081 column = tmp_list->data;
8082 button = gtk_tree_view_column_get_button (column);
8085 (* callback) (button, callback_data);
8089 /* Returns TRUE is any of the columns contains a cell that can-focus.
8090 * If this is not the case, a column-spanning focus rectangle will be
8094 gtk_tree_view_has_can_focus_cell (GtkTreeView *tree_view)
8098 for (list = tree_view->priv->columns; list; list = list->next)
8100 GtkTreeViewColumn *column = list->data;
8102 if (!gtk_tree_view_column_get_visible (column))
8104 if (gtk_cell_area_is_activatable (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column))))
8112 column_sizing_notify (GObject *object,
8116 GtkTreeViewColumn *c = GTK_TREE_VIEW_COLUMN (object);
8118 if (gtk_tree_view_column_get_sizing (c) != GTK_TREE_VIEW_COLUMN_FIXED)
8119 /* disable fixed height mode */
8120 g_object_set (data, "fixed-height-mode", FALSE, NULL);
8124 * gtk_tree_view_set_fixed_height_mode:
8125 * @tree_view: a #GtkTreeView
8126 * @enable: %TRUE to enable fixed height mode
8128 * Enables or disables the fixed height mode of @tree_view.
8129 * Fixed height mode speeds up #GtkTreeView by assuming that all
8130 * rows have the same height.
8131 * Only enable this option if all rows are the same height and all
8132 * columns are of type %GTK_TREE_VIEW_COLUMN_FIXED.
8137 gtk_tree_view_set_fixed_height_mode (GtkTreeView *tree_view,
8142 enable = enable != FALSE;
8144 if (enable == tree_view->priv->fixed_height_mode)
8149 tree_view->priv->fixed_height_mode = 0;
8150 tree_view->priv->fixed_height = -1;
8152 /* force a revalidation */
8153 install_presize_handler (tree_view);
8157 /* make sure all columns are of type FIXED */
8158 for (l = tree_view->priv->columns; l; l = l->next)
8160 GtkTreeViewColumn *c = l->data;
8162 g_return_if_fail (gtk_tree_view_column_get_sizing (c) == GTK_TREE_VIEW_COLUMN_FIXED);
8165 /* yes, we really have to do this is in a separate loop */
8166 for (l = tree_view->priv->columns; l; l = l->next)
8167 g_signal_connect (l->data, "notify::sizing",
8168 G_CALLBACK (column_sizing_notify), tree_view);
8170 tree_view->priv->fixed_height_mode = 1;
8171 tree_view->priv->fixed_height = -1;
8173 if (tree_view->priv->tree)
8174 initialize_fixed_height_mode (tree_view);
8177 g_object_notify (G_OBJECT (tree_view), "fixed-height-mode");
8181 * gtk_tree_view_get_fixed_height_mode:
8182 * @tree_view: a #GtkTreeView
8184 * Returns whether fixed height mode is turned on for @tree_view.
8186 * Return value: %TRUE if @tree_view is in fixed height mode
8191 gtk_tree_view_get_fixed_height_mode (GtkTreeView *tree_view)
8193 return tree_view->priv->fixed_height_mode;
8196 /* Returns TRUE if the focus is within the headers, after the focus operation is
8200 gtk_tree_view_header_focus (GtkTreeView *tree_view,
8201 GtkDirectionType dir,
8202 gboolean clamp_column_visible)
8204 GtkTreeViewColumn *column;
8205 GtkWidget *focus_child;
8207 GList *last_column, *first_column;
8211 if (! tree_view->priv->headers_visible)
8214 focus_child = gtk_container_get_focus_child (GTK_CONTAINER (tree_view));
8216 first_column = tree_view->priv->columns;
8217 while (first_column)
8219 column = GTK_TREE_VIEW_COLUMN (first_column->data);
8220 button = gtk_tree_view_column_get_button (column);
8222 if (gtk_widget_get_can_focus (button) &&
8223 gtk_tree_view_column_get_visible (column) &&
8224 (gtk_tree_view_column_get_clickable (column) ||
8225 gtk_tree_view_column_get_reorderable (column)))
8227 first_column = first_column->next;
8230 /* No headers are visible, or are focusable. We can't focus in or out.
8232 if (first_column == NULL)
8235 last_column = g_list_last (tree_view->priv->columns);
8238 column = GTK_TREE_VIEW_COLUMN (last_column->data);
8239 button = gtk_tree_view_column_get_button (column);
8241 if (gtk_widget_get_can_focus (button) &&
8242 gtk_tree_view_column_get_visible (column) &&
8243 (gtk_tree_view_column_get_clickable (column) ||
8244 gtk_tree_view_column_get_reorderable (column)))
8246 last_column = last_column->prev;
8250 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
8254 case GTK_DIR_TAB_BACKWARD:
8255 case GTK_DIR_TAB_FORWARD:
8258 if (focus_child == NULL)
8260 if (tree_view->priv->focus_column != NULL)
8261 button = gtk_tree_view_column_get_button (tree_view->priv->focus_column);
8265 if (button && gtk_widget_get_can_focus (button))
8266 focus_child = button;
8268 focus_child = gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (first_column->data));
8270 gtk_widget_grab_focus (focus_child);
8277 if (focus_child == NULL)
8279 if (tree_view->priv->focus_column != NULL)
8280 focus_child = gtk_tree_view_column_get_button (tree_view->priv->focus_column);
8281 else if (dir == GTK_DIR_LEFT)
8282 focus_child = gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (last_column->data));
8284 focus_child = gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (first_column->data));
8286 gtk_widget_grab_focus (focus_child);
8290 if (gtk_widget_child_focus (focus_child, dir))
8292 /* The focus moves inside the button. */
8293 /* This is probably a great example of bad UI */
8297 /* We need to move the focus among the row of buttons. */
8298 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
8299 if (gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (tmp_list->data)) == focus_child)
8302 if ((tmp_list == first_column && dir == (rtl ? GTK_DIR_RIGHT : GTK_DIR_LEFT))
8303 || (tmp_list == last_column && dir == (rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT)))
8305 gtk_widget_error_bell (GTK_WIDGET (tree_view));
8311 GtkTreeViewColumn *column;
8314 if (dir == (rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT))
8315 tmp_list = tmp_list->next;
8317 tmp_list = tmp_list->prev;
8319 if (tmp_list == NULL)
8321 g_warning ("Internal button not found");
8324 column = tmp_list->data;
8325 button = gtk_tree_view_column_get_button (column);
8327 gtk_tree_view_column_get_visible (column) &&
8328 gtk_widget_get_can_focus (button))
8330 focus_child = button;
8331 gtk_widget_grab_focus (button);
8337 g_assert_not_reached ();
8341 /* if focus child is non-null, we assume it's been set to the current focus child
8345 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
8346 if (gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (tmp_list->data)) == focus_child)
8348 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
8352 if (clamp_column_visible)
8354 gtk_tree_view_clamp_column_visible (tree_view,
8355 tree_view->priv->focus_column,
8360 return (focus_child != NULL);
8363 /* This function returns in 'path' the first focusable path, if the given path
8364 * is already focusable, it's the returned one.
8367 search_first_focusable_path (GtkTreeView *tree_view,
8369 gboolean search_forward,
8370 GtkRBTree **new_tree,
8371 GtkRBNode **new_node)
8373 GtkRBTree *tree = NULL;
8374 GtkRBNode *node = NULL;
8376 if (!path || !*path)
8379 _gtk_tree_view_find_node (tree_view, *path, &tree, &node);
8384 while (node && row_is_separator (tree_view, NULL, *path))
8387 _gtk_rbtree_next_full (tree, node, &tree, &node);
8389 _gtk_rbtree_prev_full (tree, node, &tree, &node);
8392 gtk_tree_path_free (*path);
8395 *path = _gtk_tree_view_find_path (tree_view, tree, node);
8406 return (*path != NULL);
8410 gtk_tree_view_focus (GtkWidget *widget,
8411 GtkDirectionType direction)
8413 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
8414 GtkContainer *container = GTK_CONTAINER (widget);
8415 GtkWidget *focus_child;
8417 if (!gtk_widget_is_sensitive (widget) || !gtk_widget_get_can_focus (widget))
8420 focus_child = gtk_container_get_focus_child (container);
8422 gtk_tree_view_stop_editing (GTK_TREE_VIEW (widget), FALSE);
8423 /* Case 1. Headers currently have focus. */
8430 gtk_tree_view_header_focus (tree_view, direction, TRUE);
8432 case GTK_DIR_TAB_BACKWARD:
8435 case GTK_DIR_TAB_FORWARD:
8437 gtk_widget_grab_focus (widget);
8440 g_assert_not_reached ();
8445 /* Case 2. We don't have focus at all. */
8446 if (!gtk_widget_has_focus (widget))
8448 gtk_widget_grab_focus (widget);
8452 /* Case 3. We have focus already. */
8453 if (direction == GTK_DIR_TAB_BACKWARD)
8454 return (gtk_tree_view_header_focus (tree_view, direction, FALSE));
8455 else if (direction == GTK_DIR_TAB_FORWARD)
8458 /* Other directions caught by the keybindings */
8459 gtk_widget_grab_focus (widget);
8464 gtk_tree_view_grab_focus (GtkWidget *widget)
8466 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->grab_focus (widget);
8468 gtk_tree_view_focus_to_cursor (GTK_TREE_VIEW (widget));
8472 gtk_tree_view_style_updated (GtkWidget *widget)
8474 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
8476 GtkTreeViewColumn *column;
8478 GTK_WIDGET_CLASS (gtk_tree_view_parent_class)->style_updated (widget);
8480 if (gtk_widget_get_realized (widget))
8482 gtk_tree_view_ensure_background (tree_view);
8484 gtk_tree_view_set_grid_lines (tree_view, tree_view->priv->grid_lines);
8485 gtk_tree_view_set_enable_tree_lines (tree_view, tree_view->priv->tree_lines_enabled);
8488 gtk_widget_style_get (widget,
8489 "expander-size", &tree_view->priv->expander_size,
8491 tree_view->priv->expander_size += EXPANDER_EXTRA_PADDING;
8493 for (list = tree_view->priv->columns; list; list = list->next)
8495 column = list->data;
8496 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
8499 tree_view->priv->fixed_height = -1;
8500 _gtk_rbtree_mark_invalid (tree_view->priv->tree);
8502 gtk_widget_queue_resize (widget);
8507 gtk_tree_view_set_focus_child (GtkContainer *container,
8510 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8513 for (list = tree_view->priv->columns; list; list = list->next)
8515 if (gtk_tree_view_column_get_button (GTK_TREE_VIEW_COLUMN (list->data)) == child)
8517 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (list->data);
8522 GTK_CONTAINER_CLASS (gtk_tree_view_parent_class)->set_focus_child (container, child);
8525 static GtkWidgetPath *
8526 gtk_tree_view_get_path_for_child (GtkContainer *container,
8529 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
8530 GtkWidgetPath *path;
8535 path = GTK_CONTAINER_CLASS (gtk_tree_view_parent_class)->get_path_for_child (container, child);
8536 rtl = (gtk_widget_get_direction (GTK_WIDGET (container)) == GTK_TEXT_DIR_RTL);
8538 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
8540 list = (rtl ? list->prev : list->next))
8542 GtkTreeViewColumn *column = list->data;
8543 GtkRegionFlags flags = 0;
8545 if (!gtk_tree_view_column_get_visible (column))
8550 if (gtk_tree_view_column_get_widget (column) != child &&
8551 gtk_tree_view_column_get_button (column) != child)
8554 if ((n_col % 2) == 0)
8555 flags |= GTK_REGION_EVEN;
8557 flags |= GTK_REGION_ODD;
8560 flags |= GTK_REGION_FIRST;
8562 if ((rtl && !list->prev) ||
8563 (!rtl && !list->next))
8564 flags |= GTK_REGION_LAST;
8566 gtk_widget_path_iter_add_region (path, -1, GTK_STYLE_REGION_COLUMN_HEADER, flags);
8570 gtk_widget_path_append_for_widget (path, child);
8576 gtk_tree_view_real_move_cursor (GtkTreeView *tree_view,
8577 GtkMovementStep step,
8580 GdkModifierType state;
8582 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
8583 g_return_val_if_fail (step == GTK_MOVEMENT_LOGICAL_POSITIONS ||
8584 step == GTK_MOVEMENT_VISUAL_POSITIONS ||
8585 step == GTK_MOVEMENT_DISPLAY_LINES ||
8586 step == GTK_MOVEMENT_PAGES ||
8587 step == GTK_MOVEMENT_BUFFER_ENDS, FALSE);
8589 if (tree_view->priv->tree == NULL)
8591 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
8594 gtk_tree_view_stop_editing (tree_view, FALSE);
8595 tree_view->priv->draw_keyfocus = TRUE;
8596 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
8598 if (gtk_get_current_event_state (&state))
8600 GdkModifierType extend_mod_mask;
8601 GdkModifierType modify_mod_mask;
8604 gtk_widget_get_modifier_mask (GTK_WIDGET (tree_view),
8605 GDK_MODIFIER_INTENT_EXTEND_SELECTION);
8608 gtk_widget_get_modifier_mask (GTK_WIDGET (tree_view),
8609 GDK_MODIFIER_INTENT_MODIFY_SELECTION);
8611 if ((state & modify_mod_mask) == modify_mod_mask)
8612 tree_view->priv->modify_selection_pressed = TRUE;
8613 if ((state & extend_mod_mask) == extend_mod_mask)
8614 tree_view->priv->extend_selection_pressed = TRUE;
8616 /* else we assume not pressed */
8620 /* currently we make no distinction. When we go bi-di, we need to */
8621 case GTK_MOVEMENT_LOGICAL_POSITIONS:
8622 case GTK_MOVEMENT_VISUAL_POSITIONS:
8623 gtk_tree_view_move_cursor_left_right (tree_view, count);
8625 case GTK_MOVEMENT_DISPLAY_LINES:
8626 gtk_tree_view_move_cursor_up_down (tree_view, count);
8628 case GTK_MOVEMENT_PAGES:
8629 gtk_tree_view_move_cursor_page_up_down (tree_view, count);
8631 case GTK_MOVEMENT_BUFFER_ENDS:
8632 gtk_tree_view_move_cursor_start_end (tree_view, count);
8635 g_assert_not_reached ();
8638 tree_view->priv->modify_selection_pressed = FALSE;
8639 tree_view->priv->extend_selection_pressed = FALSE;
8645 gtk_tree_view_put (GtkTreeView *tree_view,
8646 GtkWidget *child_widget,
8647 /* in bin_window coordinates */
8653 GtkTreeViewChild *child;
8655 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8656 g_return_if_fail (GTK_IS_WIDGET (child_widget));
8658 child = g_slice_new (GtkTreeViewChild);
8660 child->widget = child_widget;
8663 child->width = width;
8664 child->height = height;
8666 tree_view->priv->children = g_list_append (tree_view->priv->children, child);
8668 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
8669 gtk_widget_set_parent_window (child->widget, tree_view->priv->bin_window);
8671 gtk_widget_set_parent (child_widget, GTK_WIDGET (tree_view));
8675 _gtk_tree_view_child_move_resize (GtkTreeView *tree_view,
8677 /* in tree coordinates */
8683 GtkTreeViewChild *child = NULL;
8685 GdkRectangle allocation;
8687 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8688 g_return_if_fail (GTK_IS_WIDGET (widget));
8690 for (list = tree_view->priv->children; list; list = list->next)
8692 if (((GtkTreeViewChild *)list->data)->widget == widget)
8701 allocation.x = child->x = x;
8702 allocation.y = child->y = y;
8703 allocation.width = child->width = width;
8704 allocation.height = child->height = height;
8706 if (gtk_widget_get_realized (widget))
8707 gtk_widget_size_allocate (widget, &allocation);
8711 /* TreeModel Callbacks
8715 gtk_tree_view_row_changed (GtkTreeModel *model,
8720 GtkTreeView *tree_view = (GtkTreeView *)data;
8723 gboolean free_path = FALSE;
8725 GtkTreePath *cursor_path;
8727 g_return_if_fail (path != NULL || iter != NULL);
8729 if (tree_view->priv->cursor != NULL)
8730 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
8734 if (tree_view->priv->edited_column &&
8735 (cursor_path == NULL || gtk_tree_path_compare (cursor_path, path) == 0))
8736 gtk_tree_view_stop_editing (tree_view, TRUE);
8738 if (cursor_path != NULL)
8739 gtk_tree_path_free (cursor_path);
8743 path = gtk_tree_model_get_path (model, iter);
8746 else if (iter == NULL)
8747 gtk_tree_model_get_iter (model, iter, path);
8749 if (_gtk_tree_view_find_node (tree_view,
8753 /* We aren't actually showing the node */
8759 if (tree_view->priv->fixed_height_mode
8760 && tree_view->priv->fixed_height >= 0)
8762 _gtk_rbtree_node_set_height (tree, node, tree_view->priv->fixed_height);
8763 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
8764 gtk_tree_view_node_queue_redraw (tree_view, tree, node);
8768 _gtk_rbtree_node_mark_invalid (tree, node);
8769 for (list = tree_view->priv->columns; list; list = list->next)
8771 GtkTreeViewColumn *column;
8773 column = list->data;
8774 if (!gtk_tree_view_column_get_visible (column))
8777 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
8779 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
8785 if (!tree_view->priv->fixed_height_mode &&
8786 gtk_widget_get_realized (GTK_WIDGET (tree_view)))
8787 install_presize_handler (tree_view);
8789 gtk_tree_path_free (path);
8793 gtk_tree_view_row_inserted (GtkTreeModel *model,
8798 GtkTreeView *tree_view = (GtkTreeView *) data;
8801 GtkRBNode *tmpnode = NULL;
8805 gboolean free_path = FALSE;
8806 gboolean node_visible = TRUE;
8808 g_return_if_fail (path != NULL || iter != NULL);
8810 if (tree_view->priv->fixed_height_mode
8811 && tree_view->priv->fixed_height >= 0)
8812 height = tree_view->priv->fixed_height;
8818 path = gtk_tree_model_get_path (model, iter);
8821 else if (iter == NULL)
8822 gtk_tree_model_get_iter (model, iter, path);
8824 if (tree_view->priv->tree == NULL)
8825 tree_view->priv->tree = _gtk_rbtree_new ();
8827 tree = tree_view->priv->tree;
8829 /* Update all row-references */
8830 gtk_tree_row_reference_inserted (G_OBJECT (data), path);
8831 depth = gtk_tree_path_get_depth (path);
8832 indices = gtk_tree_path_get_indices (path);
8834 /* First, find the parent tree */
8835 while (i < depth - 1)
8839 /* We aren't showing the node */
8840 node_visible = FALSE;
8844 tmpnode = _gtk_rbtree_find_count (tree, indices[i] + 1);
8845 if (tmpnode == NULL)
8847 g_warning ("A node was inserted with a parent that's not in the tree.\n" \
8848 "This possibly means that a GtkTreeModel inserted a child node\n" \
8849 "before the parent was inserted.");
8852 else if (!GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_IS_PARENT))
8854 /* FIXME enforce correct behavior on model, probably */
8855 /* In theory, the model should have emitted has_child_toggled here. We
8856 * try to catch it anyway, just to be safe, in case the model hasn't.
8858 GtkTreePath *tmppath = _gtk_tree_view_find_path (tree_view,
8861 gtk_tree_view_row_has_child_toggled (model, tmppath, NULL, data);
8862 gtk_tree_path_free (tmppath);
8866 tree = tmpnode->children;
8872 node_visible = FALSE;
8877 gtk_tree_model_ref_node (tree_view->priv->model, iter);
8878 if (indices[depth - 1] == 0)
8880 tmpnode = _gtk_rbtree_find_count (tree, 1);
8881 tmpnode = _gtk_rbtree_insert_before (tree, tmpnode, height, FALSE);
8885 tmpnode = _gtk_rbtree_find_count (tree, indices[depth - 1]);
8886 tmpnode = _gtk_rbtree_insert_after (tree, tmpnode, height, FALSE);
8893 _gtk_rbtree_node_mark_valid (tree, tmpnode);
8895 if (node_visible && node_is_visible (tree_view, tree, tmpnode))
8896 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
8898 gtk_widget_queue_resize_no_redraw (GTK_WIDGET (tree_view));
8901 install_presize_handler (tree_view);
8903 gtk_tree_path_free (path);
8907 gtk_tree_view_row_has_child_toggled (GtkTreeModel *model,
8912 GtkTreeView *tree_view = (GtkTreeView *)data;
8913 GtkTreeIter real_iter;
8917 gboolean free_path = FALSE;
8919 g_return_if_fail (path != NULL || iter != NULL);
8926 path = gtk_tree_model_get_path (model, iter);
8929 else if (iter == NULL)
8930 gtk_tree_model_get_iter (model, &real_iter, path);
8932 if (_gtk_tree_view_find_node (tree_view,
8936 /* We aren't actually showing the node */
8942 has_child = gtk_tree_model_iter_has_child (model, &real_iter);
8945 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT) == has_child)
8949 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_PARENT);
8951 GTK_RBNODE_UNSET_FLAG (node, GTK_RBNODE_IS_PARENT);
8953 if (has_child && tree_view->priv->is_list)
8955 tree_view->priv->is_list = FALSE;
8956 if (tree_view->priv->show_expanders)
8960 for (list = tree_view->priv->columns; list; list = list->next)
8961 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
8963 _gtk_tree_view_column_cell_set_dirty (GTK_TREE_VIEW_COLUMN (list->data), TRUE);
8967 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
8971 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
8976 gtk_tree_path_free (path);
8980 count_children_helper (GtkRBTree *tree,
8985 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, data);
8986 (*((gint *)data))++;
8990 check_selection_helper (GtkRBTree *tree,
8994 gint *value = (gint *)data;
8996 *value = GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED);
8998 if (node->children && !*value)
8999 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, check_selection_helper, data);
9003 gtk_tree_view_row_deleted (GtkTreeModel *model,
9007 GtkTreeView *tree_view = (GtkTreeView *)data;
9011 gint selection_changed = FALSE;
9012 GtkStyleContext *context;
9014 g_return_if_fail (path != NULL);
9016 gtk_tree_row_reference_deleted (G_OBJECT (data), path);
9018 if (_gtk_tree_view_find_node (tree_view, path, &tree, &node))
9024 /* check if the selection has been changed */
9025 _gtk_rbtree_traverse (tree, node, G_POST_ORDER,
9026 check_selection_helper, &selection_changed);
9028 for (list = tree_view->priv->columns; list; list = list->next)
9029 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)) &&
9030 gtk_tree_view_column_get_sizing (GTK_TREE_VIEW_COLUMN (list->data)) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
9031 _gtk_tree_view_column_cell_set_dirty ((GtkTreeViewColumn *)list->data, TRUE);
9033 /* Ensure we don't have a dangling pointer to a dead node */
9034 ensure_unprelighted (tree_view);
9036 /* Cancel editting if we've started */
9037 gtk_tree_view_stop_editing (tree_view, TRUE);
9039 if (tree_view->priv->destroy_count_func)
9041 gint child_count = 0;
9043 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, &child_count);
9044 tree_view->priv->destroy_count_func (tree_view, path, child_count, tree_view->priv->destroy_count_data);
9047 if (tree->root->count == 1)
9049 if (tree_view->priv->tree == tree)
9050 tree_view->priv->tree = NULL;
9052 _gtk_tree_view_accessible_remove (tree_view, tree, NULL);
9053 _gtk_rbtree_remove (tree);
9057 _gtk_tree_view_accessible_remove (tree_view, tree, node);
9058 _gtk_rbtree_remove_node (tree, node);
9061 if (! gtk_tree_row_reference_valid (tree_view->priv->top_row))
9063 gtk_tree_row_reference_free (tree_view->priv->top_row);
9064 tree_view->priv->top_row = NULL;
9067 /* Cancel any ongoing animation happening within the row */
9068 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
9069 gtk_style_context_cancel_animations (context, node);
9071 install_scroll_sync_handler (tree_view);
9073 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
9075 if (selection_changed)
9076 g_signal_emit_by_name (tree_view->priv->selection, "changed");
9080 gtk_tree_view_rows_reordered (GtkTreeModel *model,
9081 GtkTreePath *parent,
9086 GtkTreeView *tree_view = GTK_TREE_VIEW (data);
9091 len = gtk_tree_model_iter_n_children (model, iter);
9096 gtk_tree_row_reference_reordered (G_OBJECT (data),
9101 if (_gtk_tree_view_find_node (tree_view,
9107 /* We need to special case the parent path */
9109 tree = tree_view->priv->tree;
9111 tree = node->children;
9116 if (tree_view->priv->edited_column)
9117 gtk_tree_view_stop_editing (tree_view, TRUE);
9119 /* we need to be unprelighted */
9120 ensure_unprelighted (tree_view);
9122 _gtk_rbtree_reorder (tree, new_order, len);
9124 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
9126 gtk_tree_view_dy_to_top_row (tree_view);
9130 /* Internal tree functions
9135 gtk_tree_view_get_background_xrange (GtkTreeView *tree_view,
9137 GtkTreeViewColumn *column,
9141 GtkTreeViewColumn *tmp_column = NULL;
9152 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
9155 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
9157 list = (rtl ? list->prev : list->next))
9159 tmp_column = list->data;
9161 if (tmp_column == column)
9164 if (gtk_tree_view_column_get_visible (tmp_column))
9165 total_width += gtk_tree_view_column_get_width (tmp_column);
9168 if (tmp_column != column)
9170 g_warning (G_STRLOC": passed-in column isn't in the tree");
9179 if (gtk_tree_view_column_get_visible (column))
9180 *x2 = total_width + gtk_tree_view_column_get_width (column);
9182 *x2 = total_width; /* width of 0 */
9187 gtk_tree_view_get_arrow_xrange (GtkTreeView *tree_view,
9194 GtkTreeViewColumn *tmp_column = NULL;
9196 gboolean indent_expanders;
9199 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
9202 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
9204 list = (rtl ? list->prev : list->next))
9206 tmp_column = list->data;
9208 if (gtk_tree_view_is_expander_column (tree_view, tmp_column))
9211 x_offset = total_width + gtk_tree_view_column_get_width (tmp_column) - tree_view->priv->expander_size;
9213 x_offset = total_width;
9217 if (gtk_tree_view_column_get_visible (tmp_column))
9218 total_width += gtk_tree_view_column_get_width (tmp_column);
9221 gtk_widget_style_get (GTK_WIDGET (tree_view),
9222 "indent-expanders", &indent_expanders,
9225 if (indent_expanders)
9228 x_offset -= tree_view->priv->expander_size * _gtk_rbtree_get_depth (tree);
9230 x_offset += tree_view->priv->expander_size * _gtk_rbtree_get_depth (tree);
9236 gtk_tree_view_column_get_visible (tmp_column))
9237 /* +1 because x2 isn't included in the range. */
9238 *x2 = *x1 + tree_view->priv->expander_size + 1;
9244 gtk_tree_view_build_tree (GtkTreeView *tree_view,
9250 GtkRBNode *temp = NULL;
9251 GtkTreePath *path = NULL;
9255 gtk_tree_model_ref_node (tree_view->priv->model, iter);
9256 temp = _gtk_rbtree_insert_after (tree, temp, 0, FALSE);
9258 if (tree_view->priv->fixed_height > 0)
9260 if (GTK_RBNODE_FLAG_SET (temp, GTK_RBNODE_INVALID))
9262 _gtk_rbtree_node_set_height (tree, temp, tree_view->priv->fixed_height);
9263 _gtk_rbtree_node_mark_valid (tree, temp);
9267 if (tree_view->priv->is_list)
9275 path = gtk_tree_model_get_path (tree_view->priv->model, iter);
9277 gtk_tree_path_next (path);
9279 if (gtk_tree_model_iter_children (tree_view->priv->model, &child, iter))
9283 g_signal_emit (tree_view, tree_view_signals[TEST_EXPAND_ROW], 0, iter, path, &expand);
9285 if (gtk_tree_model_iter_has_child (tree_view->priv->model, iter)
9288 temp->children = _gtk_rbtree_new ();
9289 temp->children->parent_tree = tree;
9290 temp->children->parent_node = temp;
9291 gtk_tree_view_build_tree (tree_view, temp->children, &child, depth + 1, recurse);
9296 if (gtk_tree_model_iter_has_child (tree_view->priv->model, iter))
9298 if ((temp->flags>K_RBNODE_IS_PARENT) != GTK_RBNODE_IS_PARENT)
9299 temp->flags ^= GTK_RBNODE_IS_PARENT;
9302 while (gtk_tree_model_iter_next (tree_view->priv->model, iter));
9305 gtk_tree_path_free (path);
9308 /* Make sure the node is visible vertically */
9310 gtk_tree_view_clamp_node_visible (GtkTreeView *tree_view,
9314 gint node_dy, height;
9315 GtkTreePath *path = NULL;
9317 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
9320 /* just return if the node is visible, avoiding a costly expose */
9321 node_dy = _gtk_rbtree_node_find_offset (tree, node);
9322 height = gtk_tree_view_get_row_height (tree_view, node);
9323 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID)
9324 && node_dy >= gtk_adjustment_get_value (tree_view->priv->vadjustment)
9325 && node_dy + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment)
9326 + gtk_adjustment_get_page_size (tree_view->priv->vadjustment)))
9329 path = _gtk_tree_view_find_path (tree_view, tree, node);
9332 /* We process updates because we want to clear old selected items when we scroll.
9333 * if this is removed, we get a "selection streak" at the bottom. */
9334 gtk_tree_view_bin_process_updates (tree_view);
9336 gtk_tree_view_scroll_to_cell (tree_view, path, NULL, FALSE, 0.0, 0.0);
9337 gtk_tree_path_free (path);
9342 gtk_tree_view_clamp_column_visible (GtkTreeView *tree_view,
9343 GtkTreeViewColumn *column,
9344 gboolean focus_to_cell)
9346 GtkAllocation allocation;
9352 gtk_widget_get_allocation (gtk_tree_view_column_get_button (column), &allocation);
9354 width = allocation.width;
9356 if (width > gtk_adjustment_get_page_size (tree_view->priv->hadjustment))
9358 /* The column is larger than the horizontal page size. If the
9359 * column has cells which can be focussed individually, then we make
9360 * sure the cell which gets focus is fully visible (if even the
9361 * focus cell is bigger than the page size, we make sure the
9362 * left-hand side of the cell is visible).
9364 * If the column does not have an activatable cell, we
9365 * make sure the left-hand side of the column is visible.
9368 if (focus_to_cell && gtk_tree_view_has_can_focus_cell (tree_view))
9370 GtkCellArea *cell_area;
9371 GtkCellRenderer *focus_cell;
9373 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
9374 focus_cell = gtk_cell_area_get_focus_cell (cell_area);
9376 if (gtk_tree_view_column_cell_get_position (column, focus_cell,
9379 if (width < gtk_adjustment_get_page_size (tree_view->priv->hadjustment))
9381 if (gtk_adjustment_get_value (tree_view->priv->hadjustment) + gtk_adjustment_get_page_size (tree_view->priv->hadjustment) < x + width)
9382 gtk_adjustment_set_value (tree_view->priv->hadjustment,
9383 x + width - gtk_adjustment_get_page_size (tree_view->priv->hadjustment));
9384 else if (gtk_adjustment_get_value (tree_view->priv->hadjustment) > x)
9385 gtk_adjustment_set_value (tree_view->priv->hadjustment, x);
9390 gtk_adjustment_set_value (tree_view->priv->hadjustment, x);
9394 if ((gtk_adjustment_get_value (tree_view->priv->hadjustment) + gtk_adjustment_get_page_size (tree_view->priv->hadjustment)) < (x + width))
9395 gtk_adjustment_set_value (tree_view->priv->hadjustment,
9396 x + width - gtk_adjustment_get_page_size (tree_view->priv->hadjustment));
9397 else if (gtk_adjustment_get_value (tree_view->priv->hadjustment) > x)
9398 gtk_adjustment_set_value (tree_view->priv->hadjustment, x);
9402 /* This function could be more efficient. I'll optimize it if profiling seems
9403 * to imply that it is important */
9405 _gtk_tree_view_find_path (GtkTreeView *tree_view,
9410 GtkRBTree *tmp_tree;
9411 GtkRBNode *tmp_node, *last;
9414 path = gtk_tree_path_new ();
9416 g_return_val_if_fail (node != NULL, path);
9417 g_return_val_if_fail (node != tree->nil, path);
9419 count = 1 + node->left->count;
9422 tmp_node = node->parent;
9426 while (tmp_node != tmp_tree->nil)
9428 if (tmp_node->right == last)
9429 count += 1 + tmp_node->left->count;
9431 tmp_node = tmp_node->parent;
9433 gtk_tree_path_prepend_index (path, count - 1);
9434 last = tmp_tree->parent_node;
9435 tmp_tree = tmp_tree->parent_tree;
9438 count = 1 + last->left->count;
9439 tmp_node = last->parent;
9445 /* Returns TRUE if we ran out of tree before finding the path. If the path is
9446 * invalid (ie. points to a node that's not in the tree), *tree and *node are
9450 _gtk_tree_view_find_node (GtkTreeView *tree_view,
9455 GtkRBNode *tmpnode = NULL;
9456 GtkRBTree *tmptree = tree_view->priv->tree;
9457 gint *indices = gtk_tree_path_get_indices (path);
9458 gint depth = gtk_tree_path_get_depth (path);
9464 if (depth == 0 || tmptree == NULL)
9468 tmpnode = _gtk_rbtree_find_count (tmptree, indices[i] + 1);
9470 if (tmpnode == NULL)
9484 tmptree = tmpnode->children;
9485 if (tmptree == NULL)
9492 gtk_tree_view_is_expander_column (GtkTreeView *tree_view,
9493 GtkTreeViewColumn *column)
9497 if (tree_view->priv->is_list)
9500 if (tree_view->priv->expander_column != NULL)
9502 if (tree_view->priv->expander_column == column)
9508 for (list = tree_view->priv->columns;
9511 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
9513 if (list && list->data == column)
9519 static inline gboolean
9520 gtk_tree_view_draw_expanders (GtkTreeView *tree_view)
9522 if (!tree_view->priv->is_list && tree_view->priv->show_expanders)
9529 gtk_tree_view_add_move_binding (GtkBindingSet *binding_set,
9532 gboolean add_shifted_binding,
9533 GtkMovementStep step,
9537 gtk_binding_entry_add_signal (binding_set, keyval, modmask,
9542 if (add_shifted_binding)
9543 gtk_binding_entry_add_signal (binding_set, keyval, GDK_SHIFT_MASK,
9548 if ((modmask & GDK_CONTROL_MASK) == GDK_CONTROL_MASK)
9551 gtk_binding_entry_add_signal (binding_set, keyval, GDK_CONTROL_MASK | GDK_SHIFT_MASK,
9556 gtk_binding_entry_add_signal (binding_set, keyval, GDK_CONTROL_MASK,
9563 gtk_tree_view_unref_tree_helper (GtkTreeModel *model,
9568 gint retval = FALSE;
9571 g_return_val_if_fail (node != NULL, FALSE);
9576 GtkRBTree *new_tree;
9577 GtkRBNode *new_node;
9579 new_tree = node->children;
9580 new_node = new_tree->root;
9582 while (new_node && new_node->left != new_tree->nil)
9583 new_node = new_node->left;
9585 if (!gtk_tree_model_iter_children (model, &child, iter))
9588 retval = retval || gtk_tree_view_unref_tree_helper (model, &child, new_tree, new_node);
9591 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
9593 gtk_tree_model_unref_node (model, iter);
9594 node = _gtk_rbtree_next (tree, node);
9596 while (gtk_tree_model_iter_next (model, iter));
9602 gtk_tree_view_unref_and_check_selection_tree (GtkTreeView *tree_view,
9614 while (node && node->left != tree->nil)
9617 g_return_val_if_fail (node != NULL, FALSE);
9618 path = _gtk_tree_view_find_path (tree_view, tree, node);
9619 gtk_tree_model_get_iter (GTK_TREE_MODEL (tree_view->priv->model),
9621 retval = gtk_tree_view_unref_tree_helper (GTK_TREE_MODEL (tree_view->priv->model), &iter, tree, node);
9622 gtk_tree_path_free (path);
9628 gtk_tree_view_set_column_drag_info (GtkTreeView *tree_view,
9629 GtkTreeViewColumn *column)
9631 GtkTreeViewColumn *left_column;
9632 GtkTreeViewColumn *cur_column = NULL;
9633 GtkTreeViewColumnReorder *reorder;
9638 /* We want to precalculate the motion list such that we know what column slots
9642 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
9644 /* First, identify all possible drop spots */
9646 tmp_list = g_list_last (tree_view->priv->columns);
9648 tmp_list = g_list_first (tree_view->priv->columns);
9652 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
9653 tmp_list = rtl?g_list_previous (tmp_list):g_list_next (tmp_list);
9655 if (gtk_tree_view_column_get_visible (cur_column) == FALSE)
9658 /* If it's not the column moving and func tells us to skip over the column, we continue. */
9659 if (left_column != column && cur_column != column &&
9660 tree_view->priv->column_drop_func &&
9661 ! tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
9663 left_column = cur_column;
9666 reorder = g_slice_new0 (GtkTreeViewColumnReorder);
9667 reorder->left_column = left_column;
9668 left_column = reorder->right_column = cur_column;
9670 tree_view->priv->column_drag_info = g_list_append (tree_view->priv->column_drag_info, reorder);
9673 /* Add the last one */
9674 if (tree_view->priv->column_drop_func == NULL ||
9675 ((left_column != column) &&
9676 tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data)))
9678 reorder = g_slice_new0 (GtkTreeViewColumnReorder);
9679 reorder->left_column = left_column;
9680 reorder->right_column = NULL;
9681 tree_view->priv->column_drag_info = g_list_append (tree_view->priv->column_drag_info, reorder);
9684 /* We quickly check to see if it even makes sense to reorder columns. */
9685 /* If there is nothing that can be moved, then we return */
9687 if (tree_view->priv->column_drag_info == NULL)
9690 /* We know there are always 2 slots possbile, as you can always return column. */
9691 /* If that's all there is, return */
9692 if (tree_view->priv->column_drag_info->next == NULL ||
9693 (tree_view->priv->column_drag_info->next->next == NULL &&
9694 ((GtkTreeViewColumnReorder *)tree_view->priv->column_drag_info->data)->right_column == column &&
9695 ((GtkTreeViewColumnReorder *)tree_view->priv->column_drag_info->next->data)->left_column == column))
9697 for (tmp_list = tree_view->priv->column_drag_info; tmp_list; tmp_list = tmp_list->next)
9698 g_slice_free (GtkTreeViewColumnReorder, tmp_list->data);
9699 g_list_free (tree_view->priv->column_drag_info);
9700 tree_view->priv->column_drag_info = NULL;
9703 /* We fill in the ranges for the columns, now that we've isolated them */
9704 left = - TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER (tree_view);
9706 for (tmp_list = tree_view->priv->column_drag_info; tmp_list; tmp_list = tmp_list->next)
9708 reorder = (GtkTreeViewColumnReorder *) tmp_list->data;
9710 reorder->left_align = left;
9711 if (tmp_list->next != NULL)
9713 GtkAllocation right_allocation, left_allocation;
9714 GtkWidget *left_button, *right_button;
9716 g_assert (tmp_list->next->data);
9718 right_button = gtk_tree_view_column_get_button (reorder->right_column);
9719 left_button = gtk_tree_view_column_get_button
9720 (((GtkTreeViewColumnReorder *)tmp_list->next->data)->left_column);
9722 gtk_widget_get_allocation (right_button, &right_allocation);
9723 gtk_widget_get_allocation (left_button, &left_allocation);
9724 left = reorder->right_align = (right_allocation.x + right_allocation.width + left_allocation.x) / 2;
9728 reorder->right_align = gdk_window_get_width (tree_view->priv->header_window)
9729 + TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER (tree_view);
9735 _gtk_tree_view_column_start_drag (GtkTreeView *tree_view,
9736 GtkTreeViewColumn *column,
9739 GdkEvent *send_event;
9740 GtkAllocation allocation;
9741 GtkAllocation button_allocation;
9742 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
9744 GdkDevice *pointer, *keyboard;
9746 g_return_if_fail (tree_view->priv->column_drag_info == NULL);
9747 g_return_if_fail (tree_view->priv->cur_reorder == NULL);
9749 gtk_tree_view_set_column_drag_info (tree_view, column);
9751 if (tree_view->priv->column_drag_info == NULL)
9754 button = gtk_tree_view_column_get_button (column);
9756 if (tree_view->priv->drag_window == NULL)
9758 GdkWindowAttr attributes;
9759 guint attributes_mask;
9761 gtk_widget_get_allocation (button, &button_allocation);
9763 attributes.window_type = GDK_WINDOW_CHILD;
9764 attributes.wclass = GDK_INPUT_OUTPUT;
9765 attributes.x = button_allocation.x;
9767 attributes.width = button_allocation.width;
9768 attributes.height = button_allocation.height;
9769 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
9770 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
9771 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
9773 tree_view->priv->drag_window = gdk_window_new (tree_view->priv->bin_window,
9776 gdk_window_set_user_data (tree_view->priv->drag_window, GTK_WIDGET (tree_view));
9779 if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
9782 pointer = gdk_device_get_associated_device (device);
9787 keyboard = gdk_device_get_associated_device (device);
9790 gdk_device_ungrab (pointer, GDK_CURRENT_TIME);
9791 gdk_device_ungrab (keyboard, GDK_CURRENT_TIME);
9793 gtk_grab_remove (button);
9795 send_event = gdk_event_new (GDK_LEAVE_NOTIFY);
9796 send_event->crossing.send_event = TRUE;
9797 send_event->crossing.window = g_object_ref (gtk_button_get_event_window (GTK_BUTTON (button)));
9798 send_event->crossing.subwindow = NULL;
9799 send_event->crossing.detail = GDK_NOTIFY_ANCESTOR;
9800 send_event->crossing.time = GDK_CURRENT_TIME;
9801 gdk_event_set_device (send_event, device);
9803 gtk_propagate_event (button, send_event);
9804 gdk_event_free (send_event);
9806 send_event = gdk_event_new (GDK_BUTTON_RELEASE);
9807 send_event->button.window = g_object_ref (gdk_screen_get_root_window (screen));
9808 send_event->button.send_event = TRUE;
9809 send_event->button.time = GDK_CURRENT_TIME;
9810 send_event->button.x = -1;
9811 send_event->button.y = -1;
9812 send_event->button.axes = NULL;
9813 send_event->button.state = 0;
9814 send_event->button.button = 1;
9815 send_event->button.x_root = 0;
9816 send_event->button.y_root = 0;
9817 gdk_event_set_device (send_event, device);
9819 gtk_propagate_event (button, send_event);
9820 gdk_event_free (send_event);
9822 /* Kids, don't try this at home */
9823 g_object_ref (button);
9824 gtk_container_remove (GTK_CONTAINER (tree_view), button);
9825 gtk_widget_set_parent_window (button, tree_view->priv->drag_window);
9826 gtk_widget_set_parent (button, GTK_WIDGET (tree_view));
9827 g_object_unref (button);
9829 gtk_widget_get_allocation (button, &button_allocation);
9830 tree_view->priv->drag_column_x = button_allocation.x;
9831 allocation = button_allocation;
9833 gtk_widget_size_allocate (button, &allocation);
9834 gtk_widget_set_parent_window (button, tree_view->priv->drag_window);
9836 tree_view->priv->drag_column = column;
9837 gdk_window_show (tree_view->priv->drag_window);
9839 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
9840 while (gtk_events_pending ())
9841 gtk_main_iteration ();
9843 tree_view->priv->in_column_drag = TRUE;
9845 gdk_device_grab (pointer,
9846 tree_view->priv->drag_window,
9849 GDK_POINTER_MOTION_MASK|GDK_BUTTON_RELEASE_MASK,
9852 gdk_device_grab (keyboard,
9853 tree_view->priv->drag_window,
9856 GDK_KEY_PRESS_MASK|GDK_KEY_RELEASE_MASK,
9862 gtk_tree_view_queue_draw_arrow (GtkTreeView *tree_view,
9866 GtkAllocation allocation;
9869 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
9872 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
9874 rect.width = MAX (tree_view->priv->expander_size, MAX (tree_view->priv->width, allocation.width));
9876 rect.y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
9877 rect.height = gtk_tree_view_get_row_height (tree_view, node);
9879 gdk_window_invalidate_rect (tree_view->priv->bin_window, &rect, TRUE);
9883 _gtk_tree_view_queue_draw_node (GtkTreeView *tree_view,
9886 const GdkRectangle *clip_rect)
9888 GtkAllocation allocation;
9891 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
9894 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
9896 rect.width = MAX (tree_view->priv->width, allocation.width);
9898 rect.y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
9899 rect.height = gtk_tree_view_get_row_height (tree_view, node);
9903 GdkRectangle new_rect;
9905 gdk_rectangle_intersect (clip_rect, &rect, &new_rect);
9907 gdk_window_invalidate_rect (tree_view->priv->bin_window, &new_rect, TRUE);
9911 gdk_window_invalidate_rect (tree_view->priv->bin_window, &rect, TRUE);
9916 gtk_tree_view_get_effective_header_height (GtkTreeView *tree_view)
9918 if (tree_view->priv->headers_visible)
9919 return tree_view->priv->header_height;
9925 _gtk_tree_view_get_header_height (GtkTreeView *tree_view)
9927 return tree_view->priv->header_height;
9931 _gtk_tree_view_get_row_separator_func (GtkTreeView *tree_view,
9932 GtkTreeViewRowSeparatorFunc *func,
9935 *func = tree_view->priv->row_separator_func;
9936 *data = tree_view->priv->row_separator_data;
9940 _gtk_tree_view_get_anchor_path (GtkTreeView *tree_view)
9942 if (tree_view->priv->anchor)
9943 return gtk_tree_row_reference_get_path (tree_view->priv->anchor);
9949 _gtk_tree_view_set_anchor_path (GtkTreeView *tree_view,
9950 GtkTreePath *anchor_path)
9952 if (tree_view->priv->anchor)
9954 gtk_tree_row_reference_free (tree_view->priv->anchor);
9955 tree_view->priv->anchor = NULL;
9958 if (anchor_path && tree_view->priv->model)
9959 tree_view->priv->anchor =
9960 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
9961 tree_view->priv->model, anchor_path);
9965 _gtk_tree_view_get_rbtree (GtkTreeView *tree_view)
9967 return tree_view->priv->tree;
9971 _gtk_tree_view_get_header_window (GtkTreeView *tree_view)
9973 return tree_view->priv->header_window;
9977 _gtk_tree_view_set_focus_column (GtkTreeView *tree_view,
9978 GtkTreeViewColumn *column)
9980 tree_view->priv->focus_column = column;
9985 gtk_tree_view_queue_draw_path (GtkTreeView *tree_view,
9987 const GdkRectangle *clip_rect)
9989 GtkRBTree *tree = NULL;
9990 GtkRBNode *node = NULL;
9992 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
9995 _gtk_tree_view_queue_draw_node (tree_view, tree, node, clip_rect);
9998 /* x and y are the mouse position
10001 gtk_tree_view_draw_arrow (GtkTreeView *tree_view,
10007 GtkStateFlags state = 0;
10008 GtkStyleContext *context;
10012 gint vertical_separator;
10013 gint expander_size;
10014 GtkCellRendererState flags;
10016 widget = GTK_WIDGET (tree_view);
10017 context = gtk_widget_get_style_context (widget);
10019 gtk_widget_style_get (widget,
10020 "vertical-separator", &vertical_separator,
10022 expander_size = tree_view->priv->expander_size - EXPANDER_EXTRA_PADDING;
10024 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT))
10027 gtk_tree_view_get_arrow_xrange (tree_view, tree, &x_offset, &x2);
10030 area.y = gtk_tree_view_get_cell_area_y_offset (tree_view, tree, node,
10031 vertical_separator);
10032 area.width = expander_size;
10033 area.height = gtk_tree_view_get_cell_area_height (tree_view, node,
10034 vertical_separator);
10036 if (!gtk_widget_get_sensitive (widget))
10037 state |= GTK_STATE_FLAG_INSENSITIVE;
10042 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
10043 flags |= GTK_CELL_RENDERER_SELECTED;
10045 state = gtk_cell_renderer_get_state (NULL, widget, flags);
10047 if (node == tree_view->priv->prelight_node &&
10048 tree_view->priv->arrow_prelit)
10049 state |= GTK_STATE_FLAG_PRELIGHT;
10052 if (node->children != NULL)
10053 state |= GTK_STATE_FLAG_ACTIVE;
10055 gtk_style_context_save (context);
10057 gtk_style_context_set_state (context, state);
10058 gtk_style_context_add_class (context, GTK_STYLE_CLASS_EXPANDER);
10060 gtk_style_context_push_animatable_region (context, node);
10062 gtk_render_expander (context, cr,
10064 area.width, area.height);
10066 gtk_style_context_pop_animatable_region (context);
10067 gtk_style_context_restore (context);
10071 gtk_tree_view_focus_to_cursor (GtkTreeView *tree_view)
10074 GtkTreePath *cursor_path;
10076 if ((tree_view->priv->tree == NULL) ||
10077 (! gtk_widget_get_realized (GTK_WIDGET (tree_view))))
10080 cursor_path = NULL;
10081 if (tree_view->priv->cursor)
10082 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10084 if (cursor_path == NULL)
10086 /* Consult the selection before defaulting to the
10087 * first focusable element
10089 GList *selected_rows;
10090 GtkTreeModel *model;
10091 GtkTreeSelection *selection;
10093 selection = gtk_tree_view_get_selection (tree_view);
10094 selected_rows = gtk_tree_selection_get_selected_rows (selection, &model);
10098 cursor_path = gtk_tree_path_copy((const GtkTreePath *)(selected_rows->data));
10099 g_list_foreach (selected_rows, (GFunc)gtk_tree_path_free, NULL);
10100 g_list_free (selected_rows);
10104 cursor_path = gtk_tree_path_new_first ();
10105 search_first_focusable_path (tree_view, &cursor_path,
10109 gtk_tree_row_reference_free (tree_view->priv->cursor);
10110 tree_view->priv->cursor = NULL;
10114 if (gtk_tree_selection_get_mode (tree_view->priv->selection) == GTK_SELECTION_MULTIPLE)
10115 gtk_tree_view_real_set_cursor (tree_view, cursor_path, FALSE, FALSE);
10117 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, FALSE);
10123 tree_view->priv->draw_keyfocus = TRUE;
10125 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10126 gtk_tree_path_free (cursor_path);
10128 if (tree_view->priv->focus_column == NULL)
10131 for (list = tree_view->priv->columns; list; list = list->next)
10133 if (gtk_tree_view_column_get_visible (GTK_TREE_VIEW_COLUMN (list->data)))
10135 GtkCellArea *cell_area;
10137 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (list->data);
10139 /* This happens when the treeview initially grabs focus and there
10140 * is no column in focus, here we explicitly focus into the first cell */
10141 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->focus_column));
10142 if (!gtk_cell_area_get_focus_cell (cell_area))
10146 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
10147 gtk_cell_area_focus (cell_area,
10148 rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT);
10159 gtk_tree_view_move_cursor_up_down (GtkTreeView *tree_view,
10162 gint selection_count;
10163 GtkRBTree *cursor_tree = NULL;
10164 GtkRBNode *cursor_node = NULL;
10165 GtkRBTree *new_cursor_tree = NULL;
10166 GtkRBNode *new_cursor_node = NULL;
10167 GtkTreePath *cursor_path = NULL;
10168 gboolean grab_focus = TRUE;
10169 gboolean selectable;
10170 GtkDirectionType direction;
10171 GtkCellArea *cell_area = NULL;
10172 GtkCellRenderer *last_focus_cell = NULL;
10175 if (! gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10178 cursor_path = NULL;
10179 if (!gtk_tree_row_reference_valid (tree_view->priv->cursor))
10180 /* FIXME: we lost the cursor; should we get the first? */
10183 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10184 _gtk_tree_view_find_node (tree_view, cursor_path,
10185 &cursor_tree, &cursor_node);
10187 if (cursor_tree == NULL)
10188 /* FIXME: we lost the cursor; should we get the first? */
10191 direction = count < 0 ? GTK_DIR_UP : GTK_DIR_DOWN;
10193 if (tree_view->priv->focus_column)
10194 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->focus_column));
10196 /* If focus stays in the area for this row, then just return for this round */
10197 if (cell_area && (count == -1 || count == 1) &&
10198 gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path))
10200 gtk_tree_view_column_cell_set_cell_data (tree_view->priv->focus_column,
10201 tree_view->priv->model,
10203 GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_PARENT),
10204 cursor_node->children?TRUE:FALSE);
10206 /* Save the last cell that had focus, if we hit the end of the view we'll give
10207 * focus back to it. */
10208 last_focus_cell = gtk_cell_area_get_focus_cell (cell_area);
10210 /* If focus stays in the area, no need to change the cursor row */
10211 if (gtk_cell_area_focus (cell_area, direction))
10215 selection_count = gtk_tree_selection_count_selected_rows (tree_view->priv->selection);
10216 selectable = _gtk_tree_selection_row_is_selectable (tree_view->priv->selection,
10220 if (selection_count == 0
10221 && gtk_tree_selection_get_mode (tree_view->priv->selection) != GTK_SELECTION_NONE
10222 && !tree_view->priv->modify_selection_pressed
10225 /* Don't move the cursor, but just select the current node */
10226 new_cursor_tree = cursor_tree;
10227 new_cursor_node = cursor_node;
10232 _gtk_rbtree_prev_full (cursor_tree, cursor_node,
10233 &new_cursor_tree, &new_cursor_node);
10235 _gtk_rbtree_next_full (cursor_tree, cursor_node,
10236 &new_cursor_tree, &new_cursor_node);
10239 gtk_tree_path_free (cursor_path);
10241 if (new_cursor_node)
10243 cursor_path = _gtk_tree_view_find_path (tree_view,
10244 new_cursor_tree, new_cursor_node);
10246 search_first_focusable_path (tree_view, &cursor_path,
10252 gtk_tree_path_free (cursor_path);
10256 * If the list has only one item and multi-selection is set then select
10257 * the row (if not yet selected).
10259 if (gtk_tree_selection_get_mode (tree_view->priv->selection) == GTK_SELECTION_MULTIPLE &&
10260 new_cursor_node == NULL)
10263 _gtk_rbtree_next_full (cursor_tree, cursor_node,
10264 &new_cursor_tree, &new_cursor_node);
10266 _gtk_rbtree_prev_full (cursor_tree, cursor_node,
10267 &new_cursor_tree, &new_cursor_node);
10269 if (new_cursor_node == NULL
10270 && !GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_SELECTED))
10272 new_cursor_node = cursor_node;
10273 new_cursor_tree = cursor_tree;
10277 new_cursor_node = NULL;
10281 if (new_cursor_node)
10283 cursor_path = _gtk_tree_view_find_path (tree_view, new_cursor_tree, new_cursor_node);
10284 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, TRUE);
10285 gtk_tree_path_free (cursor_path);
10287 /* Give focus to the area in the new row */
10289 gtk_cell_area_focus (cell_area, direction);
10293 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10295 if (!tree_view->priv->extend_selection_pressed)
10297 if (! gtk_widget_keynav_failed (GTK_WIDGET (tree_view),
10299 GTK_DIR_UP : GTK_DIR_DOWN))
10301 GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (tree_view));
10304 gtk_widget_child_focus (toplevel,
10306 GTK_DIR_TAB_BACKWARD :
10307 GTK_DIR_TAB_FORWARD);
10309 grab_focus = FALSE;
10314 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10318 gtk_cell_area_set_focus_cell (cell_area, last_focus_cell);
10322 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10326 gtk_tree_view_move_cursor_page_up_down (GtkTreeView *tree_view,
10329 GtkRBTree *cursor_tree = NULL;
10330 GtkRBNode *cursor_node = NULL;
10331 GtkTreePath *old_cursor_path = NULL;
10332 GtkTreePath *cursor_path = NULL;
10333 GtkRBTree *start_cursor_tree = NULL;
10334 GtkRBNode *start_cursor_node = NULL;
10337 gint vertical_separator;
10339 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10342 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
10343 old_cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10345 /* This is sorta weird. Focus in should give us a cursor */
10348 gtk_widget_style_get (GTK_WIDGET (tree_view), "vertical-separator", &vertical_separator, NULL);
10349 _gtk_tree_view_find_node (tree_view, old_cursor_path,
10350 &cursor_tree, &cursor_node);
10352 if (cursor_tree == NULL)
10354 /* FIXME: we lost the cursor. Should we try to get one? */
10355 gtk_tree_path_free (old_cursor_path);
10358 g_return_if_fail (cursor_node != NULL);
10360 y = _gtk_rbtree_node_find_offset (cursor_tree, cursor_node);
10361 window_y = RBTREE_Y_TO_TREE_WINDOW_Y (tree_view, y);
10362 y += tree_view->priv->cursor_offset;
10363 y += count * (int)gtk_adjustment_get_page_increment (tree_view->priv->vadjustment);
10364 y = CLAMP (y, (gint)gtk_adjustment_get_lower (tree_view->priv->vadjustment), (gint)gtk_adjustment_get_upper (tree_view->priv->vadjustment) - vertical_separator);
10366 if (y >= tree_view->priv->height)
10367 y = tree_view->priv->height - 1;
10369 tree_view->priv->cursor_offset =
10370 _gtk_rbtree_find_offset (tree_view->priv->tree, y,
10371 &cursor_tree, &cursor_node);
10373 if (cursor_tree == NULL)
10375 /* FIXME: we lost the cursor. Should we try to get one? */
10376 gtk_tree_path_free (old_cursor_path);
10380 if (tree_view->priv->cursor_offset
10381 > gtk_tree_view_get_row_height (tree_view, cursor_node))
10383 _gtk_rbtree_next_full (cursor_tree, cursor_node,
10384 &cursor_tree, &cursor_node);
10385 tree_view->priv->cursor_offset -= gtk_tree_view_get_row_height (tree_view, cursor_node);
10388 y -= tree_view->priv->cursor_offset;
10389 cursor_path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
10391 start_cursor_tree = cursor_tree;
10392 start_cursor_node = cursor_node;
10394 if (! search_first_focusable_path (tree_view, &cursor_path,
10396 &cursor_tree, &cursor_node))
10398 /* It looks like we reached the end of the view without finding
10399 * a focusable row. We will step backwards to find the last
10402 cursor_tree = start_cursor_tree;
10403 cursor_node = start_cursor_node;
10404 cursor_path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
10406 search_first_focusable_path (tree_view, &cursor_path,
10408 &cursor_tree, &cursor_node);
10415 y = _gtk_rbtree_node_find_offset (cursor_tree, cursor_node);
10417 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, FALSE);
10420 gtk_tree_view_scroll_to_point (tree_view, -1, y);
10421 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10422 _gtk_tree_view_queue_draw_node (tree_view, cursor_tree, cursor_node, NULL);
10424 if (!gtk_tree_path_compare (old_cursor_path, cursor_path))
10425 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10427 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10430 gtk_tree_path_free (old_cursor_path);
10431 gtk_tree_path_free (cursor_path);
10435 gtk_tree_view_move_cursor_left_right (GtkTreeView *tree_view,
10438 GtkRBTree *cursor_tree = NULL;
10439 GtkRBNode *cursor_node = NULL;
10440 GtkTreePath *cursor_path = NULL;
10441 GtkTreeViewColumn *column;
10444 gboolean found_column = FALSE;
10446 GtkDirectionType direction;
10447 GtkCellArea *cell_area;
10448 GtkCellRenderer *last_focus_cell = NULL;
10449 GtkCellArea *last_focus_area = NULL;
10451 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
10453 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10456 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
10457 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10461 _gtk_tree_view_find_node (tree_view, cursor_path, &cursor_tree, &cursor_node);
10462 if (cursor_tree == NULL)
10464 if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path) == FALSE)
10466 gtk_tree_path_free (cursor_path);
10469 gtk_tree_path_free (cursor_path);
10471 list = rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns);
10472 if (tree_view->priv->focus_column)
10474 /* Save the cell/area we are moving focus from, if moving the cursor
10475 * by one step hits the end we'll set focus back here */
10476 last_focus_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->focus_column));
10477 last_focus_cell = gtk_cell_area_get_focus_cell (last_focus_area);
10479 for (; list; list = (rtl ? list->prev : list->next))
10481 if (list->data == tree_view->priv->focus_column)
10486 direction = count > 0 ? GTK_DIR_RIGHT : GTK_DIR_LEFT;
10490 column = list->data;
10491 if (gtk_tree_view_column_get_visible (column) == FALSE)
10494 gtk_tree_view_column_cell_set_cell_data (column,
10495 tree_view->priv->model,
10497 GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_PARENT),
10498 cursor_node->children?TRUE:FALSE);
10500 cell_area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
10501 if (gtk_cell_area_focus (cell_area, direction))
10503 tree_view->priv->focus_column = column;
10504 found_column = TRUE;
10510 list = rtl ? list->prev : list->next;
10512 list = rtl ? list->next : list->prev;
10517 if (!gtk_tree_view_has_can_focus_cell (tree_view))
10518 _gtk_tree_view_queue_draw_node (tree_view,
10522 g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0);
10523 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10527 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10529 if (last_focus_area)
10530 gtk_cell_area_set_focus_cell (last_focus_area, last_focus_cell);
10533 gtk_tree_view_clamp_column_visible (tree_view,
10534 tree_view->priv->focus_column, TRUE);
10538 gtk_tree_view_move_cursor_start_end (GtkTreeView *tree_view,
10541 GtkRBTree *cursor_tree;
10542 GtkRBNode *cursor_node;
10544 GtkTreePath *old_path;
10546 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10549 g_return_if_fail (tree_view->priv->tree != NULL);
10551 gtk_tree_view_get_cursor (tree_view, &old_path, NULL);
10553 cursor_tree = tree_view->priv->tree;
10554 cursor_node = cursor_tree->root;
10558 while (cursor_node && cursor_node->left != cursor_tree->nil)
10559 cursor_node = cursor_node->left;
10561 /* Now go forward to find the first focusable row. */
10562 path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
10563 search_first_focusable_path (tree_view, &path,
10564 TRUE, &cursor_tree, &cursor_node);
10570 while (cursor_node && cursor_node->right != cursor_tree->nil)
10571 cursor_node = cursor_node->right;
10572 if (cursor_node->children == NULL)
10575 cursor_tree = cursor_node->children;
10576 cursor_node = cursor_tree->root;
10580 /* Now go backwards to find last focusable row. */
10581 path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
10582 search_first_focusable_path (tree_view, &path,
10583 FALSE, &cursor_tree, &cursor_node);
10589 if (gtk_tree_path_compare (old_path, path))
10591 gtk_tree_view_real_set_cursor (tree_view, path, TRUE, TRUE);
10592 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10596 gtk_widget_error_bell (GTK_WIDGET (tree_view));
10600 gtk_tree_path_free (old_path);
10601 gtk_tree_path_free (path);
10605 gtk_tree_view_real_select_all (GtkTreeView *tree_view)
10607 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10610 if (gtk_tree_selection_get_mode (tree_view->priv->selection) != GTK_SELECTION_MULTIPLE)
10613 gtk_tree_selection_select_all (tree_view->priv->selection);
10619 gtk_tree_view_real_unselect_all (GtkTreeView *tree_view)
10621 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10624 if (gtk_tree_selection_get_mode (tree_view->priv->selection) != GTK_SELECTION_MULTIPLE)
10627 gtk_tree_selection_unselect_all (tree_view->priv->selection);
10633 gtk_tree_view_real_select_cursor_row (GtkTreeView *tree_view,
10634 gboolean start_editing)
10636 GtkRBTree *new_tree = NULL;
10637 GtkRBNode *new_node = NULL;
10638 GtkRBTree *cursor_tree = NULL;
10639 GtkRBNode *cursor_node = NULL;
10640 GtkTreePath *cursor_path = NULL;
10641 GtkTreeSelectMode mode = 0;
10643 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10646 if (tree_view->priv->cursor)
10647 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10649 if (cursor_path == NULL)
10652 _gtk_tree_view_find_node (tree_view, cursor_path,
10653 &cursor_tree, &cursor_node);
10655 if (cursor_tree == NULL)
10657 gtk_tree_path_free (cursor_path);
10661 if (!tree_view->priv->extend_selection_pressed && start_editing &&
10662 tree_view->priv->focus_column)
10664 if (gtk_tree_view_start_editing (tree_view, cursor_path, FALSE))
10666 gtk_tree_path_free (cursor_path);
10671 if (tree_view->priv->modify_selection_pressed)
10672 mode |= GTK_TREE_SELECT_MODE_TOGGLE;
10673 if (tree_view->priv->extend_selection_pressed)
10674 mode |= GTK_TREE_SELECT_MODE_EXTEND;
10676 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
10683 /* We bail out if the original (tree, node) don't exist anymore after
10684 * handling the selection-changed callback. We do return TRUE because
10685 * the key press has been handled at this point.
10687 _gtk_tree_view_find_node (tree_view, cursor_path, &new_tree, &new_node);
10689 if (cursor_tree != new_tree || cursor_node != new_node)
10692 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10694 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10695 _gtk_tree_view_queue_draw_node (tree_view, cursor_tree, cursor_node, NULL);
10697 if (!tree_view->priv->extend_selection_pressed)
10698 gtk_tree_view_row_activated (tree_view, cursor_path,
10699 tree_view->priv->focus_column);
10701 gtk_tree_path_free (cursor_path);
10707 gtk_tree_view_real_toggle_cursor_row (GtkTreeView *tree_view)
10709 GtkRBTree *new_tree = NULL;
10710 GtkRBNode *new_node = NULL;
10711 GtkRBTree *cursor_tree = NULL;
10712 GtkRBNode *cursor_node = NULL;
10713 GtkTreePath *cursor_path = NULL;
10715 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10718 cursor_path = NULL;
10719 if (tree_view->priv->cursor)
10720 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10722 if (cursor_path == NULL)
10725 _gtk_tree_view_find_node (tree_view, cursor_path,
10726 &cursor_tree, &cursor_node);
10727 if (cursor_tree == NULL)
10729 gtk_tree_path_free (cursor_path);
10733 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
10737 GTK_TREE_SELECT_MODE_TOGGLE,
10740 /* We bail out if the original (tree, node) don't exist anymore after
10741 * handling the selection-changed callback. We do return TRUE because
10742 * the key press has been handled at this point.
10744 _gtk_tree_view_find_node (tree_view, cursor_path, &new_tree, &new_node);
10746 if (cursor_tree != new_tree || cursor_node != new_node)
10749 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10751 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10752 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10753 gtk_tree_path_free (cursor_path);
10759 gtk_tree_view_real_expand_collapse_cursor_row (GtkTreeView *tree_view,
10764 GtkTreePath *cursor_path = NULL;
10768 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10771 cursor_path = NULL;
10772 if (tree_view->priv->cursor)
10773 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10775 if (cursor_path == NULL)
10778 if (_gtk_tree_view_find_node (tree_view, cursor_path, &tree, &node))
10781 /* Don't handle the event if we aren't an expander */
10782 if (!((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT))
10786 && gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL)
10790 gtk_tree_view_real_expand_row (tree_view, cursor_path, tree, node, open_all, TRUE);
10792 gtk_tree_view_real_collapse_row (tree_view, cursor_path, tree, node, TRUE);
10794 gtk_tree_path_free (cursor_path);
10800 gtk_tree_view_real_select_cursor_parent (GtkTreeView *tree_view)
10802 GtkRBTree *cursor_tree = NULL;
10803 GtkRBNode *cursor_node = NULL;
10804 GtkTreePath *cursor_path = NULL;
10805 GdkModifierType state;
10807 if (!gtk_widget_has_focus (GTK_WIDGET (tree_view)))
10810 cursor_path = NULL;
10811 if (tree_view->priv->cursor)
10812 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10814 if (cursor_path == NULL)
10817 _gtk_tree_view_find_node (tree_view, cursor_path,
10818 &cursor_tree, &cursor_node);
10819 if (cursor_tree == NULL)
10821 gtk_tree_path_free (cursor_path);
10825 if (cursor_tree->parent_node)
10827 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10828 cursor_node = cursor_tree->parent_node;
10829 cursor_tree = cursor_tree->parent_tree;
10831 gtk_tree_path_up (cursor_path);
10833 if (gtk_get_current_event_state (&state))
10835 GdkModifierType modify_mod_mask;
10838 gtk_widget_get_modifier_mask (GTK_WIDGET (tree_view),
10839 GDK_MODIFIER_INTENT_MODIFY_SELECTION);
10841 if ((state & modify_mod_mask) == modify_mod_mask)
10842 tree_view->priv->modify_selection_pressed = TRUE;
10845 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, FALSE);
10846 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
10848 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
10849 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10850 gtk_tree_path_free (cursor_path);
10852 tree_view->priv->modify_selection_pressed = FALSE;
10859 tree_view->priv->search_entry_avoid_unhandled_binding = TRUE;
10864 gtk_tree_view_search_entry_flush_timeout (GtkTreeView *tree_view)
10866 gtk_tree_view_search_dialog_hide (tree_view->priv->search_window, tree_view, NULL);
10867 tree_view->priv->typeselect_flush_timeout = 0;
10872 /* Cut and paste from gtkwindow.c */
10874 send_focus_change (GtkWidget *widget,
10878 GdkDeviceManager *device_manager;
10879 GList *devices, *d;
10881 device_manager = gdk_display_get_device_manager (gtk_widget_get_display (widget));
10882 devices = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_MASTER);
10883 devices = g_list_concat (devices, gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_SLAVE));
10884 devices = g_list_concat (devices, gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_FLOATING));
10886 for (d = devices; d; d = d->next)
10888 GdkDevice *dev = d->data;
10892 if (gdk_device_get_source (dev) != GDK_SOURCE_KEYBOARD)
10895 window = gtk_widget_get_window (widget);
10897 /* Skip non-master keyboards that haven't
10898 * selected for events from this window
10900 if (gdk_device_get_device_type (dev) != GDK_DEVICE_TYPE_MASTER &&
10901 !gdk_window_get_device_events (window, dev))
10904 fevent = gdk_event_new (GDK_FOCUS_CHANGE);
10906 fevent->focus_change.type = GDK_FOCUS_CHANGE;
10907 fevent->focus_change.window = g_object_ref (window);
10908 fevent->focus_change.in = in;
10909 gdk_event_set_device (fevent, device);
10911 gtk_widget_send_focus_change (widget, fevent);
10913 gdk_event_free (fevent);
10916 g_list_free (devices);
10920 gtk_tree_view_ensure_interactive_directory (GtkTreeView *tree_view)
10922 GtkWidget *frame, *vbox, *toplevel;
10925 if (tree_view->priv->search_custom_entry_set)
10928 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (tree_view));
10929 screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
10931 if (tree_view->priv->search_window != NULL)
10933 if (gtk_window_has_group (GTK_WINDOW (toplevel)))
10934 gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
10935 GTK_WINDOW (tree_view->priv->search_window));
10936 else if (gtk_window_has_group (GTK_WINDOW (tree_view->priv->search_window)))
10937 gtk_window_group_remove_window (gtk_window_get_group (GTK_WINDOW (tree_view->priv->search_window)),
10938 GTK_WINDOW (tree_view->priv->search_window));
10940 gtk_window_set_screen (GTK_WINDOW (tree_view->priv->search_window), screen);
10945 tree_view->priv->search_window = gtk_window_new (GTK_WINDOW_POPUP);
10946 gtk_window_set_screen (GTK_WINDOW (tree_view->priv->search_window), screen);
10948 if (gtk_window_has_group (GTK_WINDOW (toplevel)))
10949 gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
10950 GTK_WINDOW (tree_view->priv->search_window));
10952 gtk_window_set_type_hint (GTK_WINDOW (tree_view->priv->search_window),
10953 GDK_WINDOW_TYPE_HINT_UTILITY);
10954 gtk_window_set_modal (GTK_WINDOW (tree_view->priv->search_window), TRUE);
10955 g_signal_connect (tree_view->priv->search_window, "delete-event",
10956 G_CALLBACK (gtk_tree_view_search_delete_event),
10958 g_signal_connect (tree_view->priv->search_window, "key-press-event",
10959 G_CALLBACK (gtk_tree_view_search_key_press_event),
10961 g_signal_connect (tree_view->priv->search_window, "button-press-event",
10962 G_CALLBACK (gtk_tree_view_search_button_press_event),
10964 g_signal_connect (tree_view->priv->search_window, "scroll-event",
10965 G_CALLBACK (gtk_tree_view_search_scroll_event),
10968 frame = gtk_frame_new (NULL);
10969 gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
10970 gtk_widget_show (frame);
10971 gtk_container_add (GTK_CONTAINER (tree_view->priv->search_window), frame);
10973 vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
10974 gtk_widget_show (vbox);
10975 gtk_container_add (GTK_CONTAINER (frame), vbox);
10976 gtk_container_set_border_width (GTK_CONTAINER (vbox), 3);
10979 tree_view->priv->search_entry = gtk_entry_new ();
10980 gtk_widget_show (tree_view->priv->search_entry);
10981 g_signal_connect (tree_view->priv->search_entry, "populate-popup",
10982 G_CALLBACK (gtk_tree_view_search_disable_popdown),
10984 g_signal_connect (tree_view->priv->search_entry,
10985 "activate", G_CALLBACK (gtk_tree_view_search_activate),
10988 g_signal_connect (_gtk_entry_get_im_context (GTK_ENTRY (tree_view->priv->search_entry)),
10990 G_CALLBACK (gtk_tree_view_search_preedit_changed),
10993 gtk_container_add (GTK_CONTAINER (vbox),
10994 tree_view->priv->search_entry);
10996 gtk_widget_realize (tree_view->priv->search_entry);
10999 /* Pops up the interactive search entry. If keybinding is TRUE then the user
11000 * started this by typing the start_interactive_search keybinding. Otherwise, it came from
11003 gtk_tree_view_real_start_interactive_search (GtkTreeView *tree_view,
11005 gboolean keybinding)
11007 /* We only start interactive search if we have focus or the columns
11008 * have focus. If one of our children have focus, we don't want to
11009 * start the search.
11012 gboolean found_focus = FALSE;
11013 GtkWidgetClass *entry_parent_class;
11015 if (!tree_view->priv->enable_search && !keybinding)
11018 if (tree_view->priv->search_custom_entry_set)
11021 if (tree_view->priv->search_window != NULL &&
11022 gtk_widget_get_visible (tree_view->priv->search_window))
11025 for (list = tree_view->priv->columns; list; list = list->next)
11027 GtkTreeViewColumn *column;
11030 column = list->data;
11031 if (!gtk_tree_view_column_get_visible (column))
11034 button = gtk_tree_view_column_get_button (column);
11035 if (gtk_widget_has_focus (button))
11037 found_focus = TRUE;
11042 if (gtk_widget_has_focus (GTK_WIDGET (tree_view)))
11043 found_focus = TRUE;
11048 if (tree_view->priv->search_column < 0)
11051 gtk_tree_view_ensure_interactive_directory (tree_view);
11054 gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), "");
11056 /* done, show it */
11057 tree_view->priv->search_position_func (tree_view, tree_view->priv->search_window, tree_view->priv->search_position_user_data);
11058 gtk_widget_show (tree_view->priv->search_window);
11059 if (tree_view->priv->search_entry_changed_id == 0)
11061 tree_view->priv->search_entry_changed_id =
11062 g_signal_connect (tree_view->priv->search_entry, "changed",
11063 G_CALLBACK (gtk_tree_view_search_init),
11067 tree_view->priv->typeselect_flush_timeout =
11068 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
11069 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
11072 /* Grab focus will select all the text. We don't want that to happen, so we
11073 * call the parent instance and bypass the selection change. This is probably
11074 * really non-kosher. */
11075 entry_parent_class = g_type_class_peek_parent (GTK_ENTRY_GET_CLASS (tree_view->priv->search_entry));
11076 (entry_parent_class->grab_focus) (tree_view->priv->search_entry);
11078 /* send focus-in event */
11079 send_focus_change (tree_view->priv->search_entry, device, TRUE);
11081 /* search first matching iter */
11082 gtk_tree_view_search_init (tree_view->priv->search_entry, tree_view);
11088 gtk_tree_view_start_interactive_search (GtkTreeView *tree_view)
11090 return gtk_tree_view_real_start_interactive_search (tree_view,
11091 gtk_get_current_event_device (),
11095 /* this function returns the new width of the column being resized given
11096 * the column and x position of the cursor; the x cursor position is passed
11097 * in as a pointer and automagicly corrected if it's beyond min/max limits
11100 gtk_tree_view_new_column_width (GtkTreeView *tree_view,
11104 GtkAllocation allocation;
11105 GtkTreeViewColumn *column;
11106 GtkRequisition button_req;
11107 gint max_width, min_width;
11111 /* first translate the x position from widget->window
11112 * to clist->clist_window
11114 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
11115 column = g_list_nth (tree_view->priv->columns, i)->data;
11116 gtk_widget_get_allocation (gtk_tree_view_column_get_button (column), &allocation);
11117 width = rtl ? (allocation.x + allocation.width - *x) : (*x - allocation.x);
11119 /* Clamp down the value */
11120 min_width = gtk_tree_view_column_get_min_width (column);
11121 if (min_width == -1)
11123 gtk_widget_get_preferred_size (gtk_tree_view_column_get_button (column), &button_req, NULL);
11124 width = MAX (button_req.width, width);
11127 width = MAX (min_width, width);
11129 max_width = gtk_tree_view_column_get_max_width (column);
11130 if (max_width != -1)
11131 width = MIN (width, max_width);
11133 *x = rtl ? (allocation.x + allocation.width - width) : (allocation.x + width);
11139 /* FIXME this adjust_allocation is a big cut-and-paste from
11140 * GtkCList, needs to be some "official" way to do this
11150 /* The window to which widget->window is relative */
11151 #define ALLOCATION_WINDOW(widget) \
11152 (!gtk_widget_get_has_window (widget) ? \
11153 gtk_widget_get_window (widget) : \
11154 gdk_window_get_parent (gtk_widget_get_window (widget)))
11157 adjust_allocation_recurse (GtkWidget *widget,
11160 GtkAllocation allocation;
11161 ScrollData *scroll_data = data;
11163 /* Need to really size allocate instead of just poking
11164 * into widget->allocation if the widget is not realized.
11165 * FIXME someone figure out why this was.
11167 gtk_widget_get_allocation (widget, &allocation);
11168 if (!gtk_widget_get_realized (widget))
11170 if (gtk_widget_get_visible (widget))
11172 GdkRectangle tmp_rectangle = allocation;
11173 tmp_rectangle.x += scroll_data->dx;
11174 tmp_rectangle.y += scroll_data->dy;
11176 gtk_widget_size_allocate (widget, &tmp_rectangle);
11181 if (ALLOCATION_WINDOW (widget) == scroll_data->window)
11183 allocation.x += scroll_data->dx;
11184 allocation.y += scroll_data->dy;
11185 gtk_widget_set_allocation (widget, &allocation);
11187 if (GTK_IS_CONTAINER (widget))
11188 gtk_container_forall (GTK_CONTAINER (widget),
11189 adjust_allocation_recurse,
11196 adjust_allocation (GtkWidget *widget,
11200 ScrollData scroll_data;
11202 if (gtk_widget_get_realized (widget))
11203 scroll_data.window = ALLOCATION_WINDOW (widget);
11205 scroll_data.window = NULL;
11207 scroll_data.dx = dx;
11208 scroll_data.dy = dy;
11210 adjust_allocation_recurse (widget, &scroll_data);
11215 gtk_tree_view_adjustment_changed (GtkAdjustment *adjustment,
11216 GtkTreeView *tree_view)
11218 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11220 GtkStyleContext *context;
11223 gdk_window_move (tree_view->priv->bin_window,
11224 - gtk_adjustment_get_value (tree_view->priv->hadjustment),
11225 gtk_tree_view_get_effective_header_height (tree_view));
11226 gdk_window_move (tree_view->priv->header_window,
11227 - gtk_adjustment_get_value (tree_view->priv->hadjustment),
11229 dy = tree_view->priv->dy - (int) gtk_adjustment_get_value (tree_view->priv->vadjustment);
11232 update_prelight (tree_view,
11233 tree_view->priv->event_last_x,
11234 tree_view->priv->event_last_y - dy);
11236 if (tree_view->priv->edited_column)
11239 GtkTreeViewChild *child = NULL;
11240 GtkCellEditable *edit_widget;
11243 area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->edited_column));
11244 edit_widget = gtk_cell_area_get_edit_widget (area);
11245 if (GTK_IS_WIDGET (edit_widget))
11247 adjust_allocation (GTK_WIDGET (edit_widget), 0, dy);
11249 for (list = tree_view->priv->children; list; list = list->next)
11251 child = (GtkTreeViewChild *)list->data;
11252 if (child->widget == GTK_WIDGET (edit_widget))
11261 gdk_window_scroll (tree_view->priv->bin_window, 0, dy);
11263 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
11264 gtk_style_context_scroll_animations (context, tree_view->priv->bin_window, 0, dy);
11266 if (tree_view->priv->dy != (int) gtk_adjustment_get_value (tree_view->priv->vadjustment))
11268 /* update our dy and top_row */
11269 tree_view->priv->dy = (int) gtk_adjustment_get_value (tree_view->priv->vadjustment);
11271 if (!tree_view->priv->in_top_row_to_dy)
11272 gtk_tree_view_dy_to_top_row (tree_view);
11275 gdk_window_process_updates (tree_view->priv->header_window, TRUE);
11276 gtk_tree_view_bin_process_updates (tree_view);
11286 * gtk_tree_view_new:
11288 * Creates a new #GtkTreeView widget.
11290 * Return value: A newly created #GtkTreeView widget.
11293 gtk_tree_view_new (void)
11295 return g_object_new (GTK_TYPE_TREE_VIEW, NULL);
11299 * gtk_tree_view_new_with_model:
11300 * @model: the model.
11302 * Creates a new #GtkTreeView widget with the model initialized to @model.
11304 * Return value: A newly created #GtkTreeView widget.
11307 gtk_tree_view_new_with_model (GtkTreeModel *model)
11309 return g_object_new (GTK_TYPE_TREE_VIEW, "model", model, NULL);
11312 /* Public Accessors
11316 * gtk_tree_view_get_model:
11317 * @tree_view: a #GtkTreeView
11319 * Returns the model the #GtkTreeView is based on. Returns %NULL if the
11322 * Return value: (transfer none): A #GtkTreeModel, or %NULL if none is currently being used.
11325 gtk_tree_view_get_model (GtkTreeView *tree_view)
11327 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11329 return tree_view->priv->model;
11333 * gtk_tree_view_set_model:
11334 * @tree_view: A #GtkTreeNode.
11335 * @model: (allow-none): The model.
11337 * Sets the model for a #GtkTreeView. If the @tree_view already has a model
11338 * set, it will remove it before setting the new model. If @model is %NULL,
11339 * then it will unset the old model.
11342 gtk_tree_view_set_model (GtkTreeView *tree_view,
11343 GtkTreeModel *model)
11345 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11346 g_return_if_fail (model == NULL || GTK_IS_TREE_MODEL (model));
11348 if (model == tree_view->priv->model)
11351 if (tree_view->priv->scroll_to_path)
11353 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
11354 tree_view->priv->scroll_to_path = NULL;
11357 if (tree_view->priv->rubber_band_status)
11358 gtk_tree_view_stop_rubber_band (tree_view);
11360 if (tree_view->priv->model)
11362 GList *tmplist = tree_view->priv->columns;
11363 GtkStyleContext *context;
11365 gtk_tree_view_unref_and_check_selection_tree (tree_view, tree_view->priv->tree);
11366 gtk_tree_view_stop_editing (tree_view, TRUE);
11368 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
11369 gtk_style_context_cancel_animations (context, NULL);
11371 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11372 gtk_tree_view_row_changed,
11374 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11375 gtk_tree_view_row_inserted,
11377 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11378 gtk_tree_view_row_has_child_toggled,
11380 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11381 gtk_tree_view_row_deleted,
11383 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
11384 gtk_tree_view_rows_reordered,
11387 for (; tmplist; tmplist = tmplist->next)
11388 _gtk_tree_view_column_unset_model (tmplist->data,
11389 tree_view->priv->model);
11391 if (tree_view->priv->tree)
11392 gtk_tree_view_free_rbtree (tree_view);
11394 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
11395 tree_view->priv->drag_dest_row = NULL;
11396 gtk_tree_row_reference_free (tree_view->priv->cursor);
11397 tree_view->priv->cursor = NULL;
11398 gtk_tree_row_reference_free (tree_view->priv->anchor);
11399 tree_view->priv->anchor = NULL;
11400 gtk_tree_row_reference_free (tree_view->priv->top_row);
11401 tree_view->priv->top_row = NULL;
11402 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
11403 tree_view->priv->scroll_to_path = NULL;
11405 tree_view->priv->scroll_to_column = NULL;
11407 g_object_unref (tree_view->priv->model);
11409 tree_view->priv->search_column = -1;
11410 tree_view->priv->fixed_height_check = 0;
11411 tree_view->priv->fixed_height = -1;
11412 tree_view->priv->dy = tree_view->priv->top_row_dy = 0;
11413 tree_view->priv->last_button_x = -1;
11414 tree_view->priv->last_button_y = -1;
11417 tree_view->priv->model = model;
11419 if (tree_view->priv->model)
11424 GtkTreeModelFlags flags;
11426 if (tree_view->priv->search_column == -1)
11428 for (i = 0; i < gtk_tree_model_get_n_columns (model); i++)
11430 GType type = gtk_tree_model_get_column_type (model, i);
11432 if (g_value_type_transformable (type, G_TYPE_STRING))
11434 tree_view->priv->search_column = i;
11440 g_object_ref (tree_view->priv->model);
11441 g_signal_connect (tree_view->priv->model,
11443 G_CALLBACK (gtk_tree_view_row_changed),
11445 g_signal_connect (tree_view->priv->model,
11447 G_CALLBACK (gtk_tree_view_row_inserted),
11449 g_signal_connect (tree_view->priv->model,
11450 "row-has-child-toggled",
11451 G_CALLBACK (gtk_tree_view_row_has_child_toggled),
11453 g_signal_connect (tree_view->priv->model,
11455 G_CALLBACK (gtk_tree_view_row_deleted),
11457 g_signal_connect (tree_view->priv->model,
11459 G_CALLBACK (gtk_tree_view_rows_reordered),
11462 flags = gtk_tree_model_get_flags (tree_view->priv->model);
11463 if ((flags & GTK_TREE_MODEL_LIST_ONLY) == GTK_TREE_MODEL_LIST_ONLY)
11464 tree_view->priv->is_list = TRUE;
11466 tree_view->priv->is_list = FALSE;
11468 path = gtk_tree_path_new_first ();
11469 if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, path))
11471 tree_view->priv->tree = _gtk_rbtree_new ();
11472 gtk_tree_view_build_tree (tree_view, tree_view->priv->tree, &iter, 1, FALSE);
11474 gtk_tree_path_free (path);
11476 /* FIXME: do I need to do this? gtk_tree_view_create_buttons (tree_view); */
11477 install_presize_handler (tree_view);
11480 g_object_notify (G_OBJECT (tree_view), "model");
11482 if (tree_view->priv->selection)
11483 _gtk_tree_selection_emit_changed (tree_view->priv->selection);
11485 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11486 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11490 * gtk_tree_view_get_selection:
11491 * @tree_view: A #GtkTreeView.
11493 * Gets the #GtkTreeSelection associated with @tree_view.
11495 * Return value: (transfer none): A #GtkTreeSelection object.
11498 gtk_tree_view_get_selection (GtkTreeView *tree_view)
11500 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11502 return tree_view->priv->selection;
11506 * gtk_tree_view_get_hadjustment:
11507 * @tree_view: A #GtkTreeView
11509 * Gets the #GtkAdjustment currently being used for the horizontal aspect.
11511 * Return value: (transfer none): A #GtkAdjustment object, or %NULL
11512 * if none is currently being used.
11514 * Deprecated: 3.0: Use gtk_scrollable_get_hadjustment()
11517 gtk_tree_view_get_hadjustment (GtkTreeView *tree_view)
11519 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11521 return gtk_tree_view_do_get_hadjustment (tree_view);
11524 static GtkAdjustment *
11525 gtk_tree_view_do_get_hadjustment (GtkTreeView *tree_view)
11527 return tree_view->priv->hadjustment;
11531 * gtk_tree_view_set_hadjustment:
11532 * @tree_view: A #GtkTreeView
11533 * @adjustment: (allow-none): The #GtkAdjustment to set, or %NULL
11535 * Sets the #GtkAdjustment for the current horizontal aspect.
11537 * Deprecated: 3.0: Use gtk_scrollable_set_hadjustment()
11540 gtk_tree_view_set_hadjustment (GtkTreeView *tree_view,
11541 GtkAdjustment *adjustment)
11543 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11544 g_return_if_fail (adjustment == NULL || GTK_IS_ADJUSTMENT (adjustment));
11546 gtk_tree_view_do_set_hadjustment (tree_view, adjustment);
11550 gtk_tree_view_do_set_hadjustment (GtkTreeView *tree_view,
11551 GtkAdjustment *adjustment)
11553 GtkTreeViewPrivate *priv = tree_view->priv;
11555 if (adjustment && priv->hadjustment == adjustment)
11558 if (priv->hadjustment != NULL)
11560 g_signal_handlers_disconnect_by_func (priv->hadjustment,
11561 gtk_tree_view_adjustment_changed,
11563 g_object_unref (priv->hadjustment);
11566 if (adjustment == NULL)
11567 adjustment = gtk_adjustment_new (0.0, 0.0, 0.0,
11570 g_signal_connect (adjustment, "value-changed",
11571 G_CALLBACK (gtk_tree_view_adjustment_changed), tree_view);
11572 priv->hadjustment = g_object_ref_sink (adjustment);
11573 /* FIXME: Adjustment should probably be populated here with fresh values, but
11574 * internal details are too complicated for me to decipher right now.
11576 gtk_tree_view_adjustment_changed (NULL, tree_view);
11578 g_object_notify (G_OBJECT (tree_view), "hadjustment");
11582 * gtk_tree_view_get_vadjustment:
11583 * @tree_view: A #GtkTreeView
11585 * Gets the #GtkAdjustment currently being used for the vertical aspect.
11587 * Return value: (transfer none): A #GtkAdjustment object, or %NULL
11588 * if none is currently being used.
11590 * Deprecated: 3.0: Use gtk_scrollable_get_vadjustment()
11593 gtk_tree_view_get_vadjustment (GtkTreeView *tree_view)
11595 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11597 return gtk_tree_view_do_get_vadjustment (tree_view);
11600 static GtkAdjustment *
11601 gtk_tree_view_do_get_vadjustment (GtkTreeView *tree_view)
11603 return tree_view->priv->vadjustment;
11607 * gtk_tree_view_set_vadjustment:
11608 * @tree_view: A #GtkTreeView
11609 * @adjustment: (allow-none): The #GtkAdjustment to set, or %NULL
11611 * Sets the #GtkAdjustment for the current vertical aspect.
11613 * Deprecated: 3.0: Use gtk_scrollable_set_vadjustment()
11616 gtk_tree_view_set_vadjustment (GtkTreeView *tree_view,
11617 GtkAdjustment *adjustment)
11619 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11620 g_return_if_fail (adjustment == NULL || GTK_IS_ADJUSTMENT (adjustment));
11622 gtk_tree_view_do_set_vadjustment (tree_view, adjustment);
11626 gtk_tree_view_do_set_vadjustment (GtkTreeView *tree_view,
11627 GtkAdjustment *adjustment)
11629 GtkTreeViewPrivate *priv = tree_view->priv;
11631 if (adjustment && priv->vadjustment == adjustment)
11634 if (priv->vadjustment != NULL)
11636 g_signal_handlers_disconnect_by_func (priv->vadjustment,
11637 gtk_tree_view_adjustment_changed,
11639 g_object_unref (priv->vadjustment);
11642 if (adjustment == NULL)
11643 adjustment = gtk_adjustment_new (0.0, 0.0, 0.0,
11646 g_signal_connect (adjustment, "value-changed",
11647 G_CALLBACK (gtk_tree_view_adjustment_changed), tree_view);
11648 priv->vadjustment = g_object_ref_sink (adjustment);
11649 /* FIXME: Adjustment should probably be populated here with fresh values, but
11650 * internal details are too complicated for me to decipher right now.
11652 gtk_tree_view_adjustment_changed (NULL, tree_view);
11653 g_object_notify (G_OBJECT (tree_view), "vadjustment");
11656 /* Column and header operations */
11659 * gtk_tree_view_get_headers_visible:
11660 * @tree_view: A #GtkTreeView.
11662 * Returns %TRUE if the headers on the @tree_view are visible.
11664 * Return value: Whether the headers are visible or not.
11667 gtk_tree_view_get_headers_visible (GtkTreeView *tree_view)
11669 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11671 return tree_view->priv->headers_visible;
11675 * gtk_tree_view_set_headers_visible:
11676 * @tree_view: A #GtkTreeView.
11677 * @headers_visible: %TRUE if the headers are visible
11679 * Sets the visibility state of the headers.
11682 gtk_tree_view_set_headers_visible (GtkTreeView *tree_view,
11683 gboolean headers_visible)
11687 GtkTreeViewColumn *column;
11688 GtkAllocation allocation;
11691 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11693 headers_visible = !! headers_visible;
11695 if (tree_view->priv->headers_visible == headers_visible)
11698 tree_view->priv->headers_visible = headers_visible == TRUE;
11700 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11702 gdk_window_get_position (tree_view->priv->bin_window, &x, &y);
11703 if (headers_visible)
11705 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
11706 gdk_window_move_resize (tree_view->priv->bin_window,
11707 x, y + gtk_tree_view_get_effective_header_height (tree_view),
11708 tree_view->priv->width, allocation.height - + gtk_tree_view_get_effective_header_height (tree_view));
11710 if (gtk_widget_get_mapped (GTK_WIDGET (tree_view)))
11711 gtk_tree_view_map_buttons (tree_view);
11715 gdk_window_move_resize (tree_view->priv->bin_window, x, y, tree_view->priv->width, tree_view->priv->height);
11717 for (list = tree_view->priv->columns; list; list = list->next)
11719 column = list->data;
11720 button = gtk_tree_view_column_get_button (column);
11722 gtk_widget_hide (button);
11723 gtk_widget_unmap (button);
11725 gdk_window_hide (tree_view->priv->header_window);
11729 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
11730 gtk_adjustment_configure (tree_view->priv->vadjustment,
11731 gtk_adjustment_get_value (tree_view->priv->vadjustment),
11733 tree_view->priv->height,
11734 gtk_adjustment_get_step_increment (tree_view->priv->vadjustment),
11735 (allocation.height - gtk_tree_view_get_effective_header_height (tree_view)) / 2,
11736 allocation.height - gtk_tree_view_get_effective_header_height (tree_view));
11738 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11740 g_object_notify (G_OBJECT (tree_view), "headers-visible");
11744 * gtk_tree_view_columns_autosize:
11745 * @tree_view: A #GtkTreeView.
11747 * Resizes all columns to their optimal width. Only works after the
11748 * treeview has been realized.
11751 gtk_tree_view_columns_autosize (GtkTreeView *tree_view)
11753 gboolean dirty = FALSE;
11755 GtkTreeViewColumn *column;
11757 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11759 for (list = tree_view->priv->columns; list; list = list->next)
11761 column = list->data;
11762 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
11764 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
11769 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11773 * gtk_tree_view_set_headers_clickable:
11774 * @tree_view: A #GtkTreeView.
11775 * @setting: %TRUE if the columns are clickable.
11777 * Allow the column title buttons to be clicked.
11780 gtk_tree_view_set_headers_clickable (GtkTreeView *tree_view,
11785 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11787 for (list = tree_view->priv->columns; list; list = list->next)
11788 gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (list->data), setting);
11790 g_object_notify (G_OBJECT (tree_view), "headers-clickable");
11795 * gtk_tree_view_get_headers_clickable:
11796 * @tree_view: A #GtkTreeView.
11798 * Returns whether all header columns are clickable.
11800 * Return value: %TRUE if all header columns are clickable, otherwise %FALSE
11805 gtk_tree_view_get_headers_clickable (GtkTreeView *tree_view)
11809 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11811 for (list = tree_view->priv->columns; list; list = list->next)
11812 if (!gtk_tree_view_column_get_clickable (GTK_TREE_VIEW_COLUMN (list->data)))
11819 * gtk_tree_view_set_rules_hint
11820 * @tree_view: a #GtkTreeView
11821 * @setting: %TRUE if the tree requires reading across rows
11823 * This function tells GTK+ that the user interface for your
11824 * application requires users to read across tree rows and associate
11825 * cells with one another. By default, GTK+ will then render the tree
11826 * with alternating row colors. Do <emphasis>not</emphasis> use it
11827 * just because you prefer the appearance of the ruled tree; that's a
11828 * question for the theme. Some themes will draw tree rows in
11829 * alternating colors even when rules are turned off, and users who
11830 * prefer that appearance all the time can choose those themes. You
11831 * should call this function only as a <emphasis>semantic</emphasis>
11832 * hint to the theme engine that your tree makes alternating colors
11833 * useful from a functional standpoint (since it has lots of columns,
11838 gtk_tree_view_set_rules_hint (GtkTreeView *tree_view,
11841 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11843 setting = setting != FALSE;
11845 if (tree_view->priv->has_rules != setting)
11847 tree_view->priv->has_rules = setting;
11848 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
11851 g_object_notify (G_OBJECT (tree_view), "rules-hint");
11855 * gtk_tree_view_get_rules_hint
11856 * @tree_view: a #GtkTreeView
11858 * Gets the setting set by gtk_tree_view_set_rules_hint().
11860 * Return value: %TRUE if rules are useful for the user of this tree
11863 gtk_tree_view_get_rules_hint (GtkTreeView *tree_view)
11865 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11867 return tree_view->priv->has_rules;
11870 /* Public Column functions
11874 * gtk_tree_view_append_column:
11875 * @tree_view: A #GtkTreeView.
11876 * @column: The #GtkTreeViewColumn to add.
11878 * Appends @column to the list of columns. If @tree_view has "fixed_height"
11879 * mode enabled, then @column must have its "sizing" property set to be
11880 * GTK_TREE_VIEW_COLUMN_FIXED.
11882 * Return value: The number of columns in @tree_view after appending.
11885 gtk_tree_view_append_column (GtkTreeView *tree_view,
11886 GtkTreeViewColumn *column)
11888 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
11889 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
11890 g_return_val_if_fail (gtk_tree_view_column_get_tree_view (column) == NULL, -1);
11892 return gtk_tree_view_insert_column (tree_view, column, -1);
11896 _gtk_tree_view_reset_header_styles (GtkTreeView *tree_view)
11900 for (columns = tree_view->priv->columns; columns; columns = columns->next)
11902 GtkTreeViewColumn *column = columns->data;
11903 GtkWidget *header_widget;
11905 if (gtk_tree_view_column_get_visible (column))
11908 header_widget = gtk_tree_view_column_get_widget (column);
11910 if (!header_widget)
11911 header_widget = gtk_tree_view_column_get_button (column);
11913 gtk_widget_reset_style (header_widget);
11919 * gtk_tree_view_remove_column:
11920 * @tree_view: A #GtkTreeView.
11921 * @column: The #GtkTreeViewColumn to remove.
11923 * Removes @column from @tree_view.
11925 * Return value: The number of columns in @tree_view after removing.
11928 gtk_tree_view_remove_column (GtkTreeView *tree_view,
11929 GtkTreeViewColumn *column)
11933 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
11934 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
11935 g_return_val_if_fail (gtk_tree_view_column_get_tree_view (column) == GTK_WIDGET (tree_view), -1);
11937 if (tree_view->priv->focus_column == column)
11938 tree_view->priv->focus_column = NULL;
11940 if (tree_view->priv->edited_column == column)
11942 gtk_tree_view_stop_editing (tree_view, TRUE);
11944 /* no need to, but just to be sure ... */
11945 tree_view->priv->edited_column = NULL;
11948 if (tree_view->priv->expander_column == column)
11949 tree_view->priv->expander_column = NULL;
11951 g_signal_handlers_disconnect_by_func (column,
11952 G_CALLBACK (column_sizing_notify),
11955 _gtk_tree_view_column_unset_tree_view (column);
11957 position = g_list_index (tree_view->priv->columns, column);
11959 tree_view->priv->columns = g_list_remove (tree_view->priv->columns, column);
11960 tree_view->priv->n_columns--;
11962 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
11966 _gtk_tree_view_column_unrealize_button (column);
11967 for (list = tree_view->priv->columns; list; list = list->next)
11969 GtkTreeViewColumn *tmp_column;
11971 tmp_column = GTK_TREE_VIEW_COLUMN (list->data);
11972 if (gtk_tree_view_column_get_visible (tmp_column))
11973 _gtk_tree_view_column_cell_set_dirty (tmp_column, TRUE);
11976 if (tree_view->priv->n_columns == 0 &&
11977 gtk_tree_view_get_headers_visible (tree_view))
11978 gdk_window_hide (tree_view->priv->header_window);
11980 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
11983 _gtk_tree_view_reset_header_styles (tree_view);
11985 _gtk_tree_view_accessible_remove_column (tree_view, column, position);
11987 g_object_unref (column);
11988 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
11990 return tree_view->priv->n_columns;
11994 * gtk_tree_view_insert_column:
11995 * @tree_view: A #GtkTreeView.
11996 * @column: The #GtkTreeViewColumn to be inserted.
11997 * @position: The position to insert @column in.
11999 * This inserts the @column into the @tree_view at @position. If @position is
12000 * -1, then the column is inserted at the end. If @tree_view has
12001 * "fixed_height" mode enabled, then @column must have its "sizing" property
12002 * set to be GTK_TREE_VIEW_COLUMN_FIXED.
12004 * Return value: The number of columns in @tree_view after insertion.
12007 gtk_tree_view_insert_column (GtkTreeView *tree_view,
12008 GtkTreeViewColumn *column,
12011 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
12012 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
12013 g_return_val_if_fail (gtk_tree_view_column_get_tree_view (column) == NULL, -1);
12015 if (tree_view->priv->fixed_height_mode)
12016 g_return_val_if_fail (gtk_tree_view_column_get_sizing (column)
12017 == GTK_TREE_VIEW_COLUMN_FIXED, -1);
12019 if (position < 0 || position > tree_view->priv->n_columns)
12020 position = tree_view->priv->n_columns;
12022 g_object_ref_sink (column);
12024 if (tree_view->priv->n_columns == 0 &&
12025 gtk_widget_get_realized (GTK_WIDGET (tree_view)) &&
12026 gtk_tree_view_get_headers_visible (tree_view))
12028 gdk_window_show (tree_view->priv->header_window);
12031 g_signal_connect (column, "notify::sizing",
12032 G_CALLBACK (column_sizing_notify), tree_view);
12034 tree_view->priv->columns = g_list_insert (tree_view->priv->columns,
12036 tree_view->priv->n_columns++;
12038 _gtk_tree_view_column_set_tree_view (column, tree_view);
12040 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
12044 _gtk_tree_view_column_realize_button (column);
12046 for (list = tree_view->priv->columns; list; list = list->next)
12048 column = GTK_TREE_VIEW_COLUMN (list->data);
12049 if (gtk_tree_view_column_get_visible (column))
12050 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
12052 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
12055 _gtk_tree_view_reset_header_styles (tree_view);
12057 _gtk_tree_view_accessible_add_column (tree_view, column, position);
12059 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
12061 return tree_view->priv->n_columns;
12065 * gtk_tree_view_insert_column_with_attributes:
12066 * @tree_view: A #GtkTreeView
12067 * @position: The position to insert the new column in
12068 * @title: The title to set the header to
12069 * @cell: The #GtkCellRenderer
12070 * @...: A %NULL-terminated list of attributes
12072 * Creates a new #GtkTreeViewColumn and inserts it into the @tree_view at
12073 * @position. If @position is -1, then the newly created column is inserted at
12074 * the end. The column is initialized with the attributes given. If @tree_view
12075 * has "fixed_height" mode enabled, then the new column will have its sizing
12076 * property set to be GTK_TREE_VIEW_COLUMN_FIXED.
12078 * Return value: The number of columns in @tree_view after insertion.
12081 gtk_tree_view_insert_column_with_attributes (GtkTreeView *tree_view,
12083 const gchar *title,
12084 GtkCellRenderer *cell,
12087 GtkTreeViewColumn *column;
12092 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
12094 column = gtk_tree_view_column_new ();
12095 if (tree_view->priv->fixed_height_mode)
12096 gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_FIXED);
12098 gtk_tree_view_column_set_title (column, title);
12099 gtk_tree_view_column_pack_start (column, cell, TRUE);
12101 va_start (args, cell);
12103 attribute = va_arg (args, gchar *);
12105 while (attribute != NULL)
12107 column_id = va_arg (args, gint);
12108 gtk_tree_view_column_add_attribute (column, cell, attribute, column_id);
12109 attribute = va_arg (args, gchar *);
12114 return gtk_tree_view_insert_column (tree_view, column, position);
12118 * gtk_tree_view_insert_column_with_data_func:
12119 * @tree_view: a #GtkTreeView
12120 * @position: Position to insert, -1 for append
12121 * @title: column title
12122 * @cell: cell renderer for column
12123 * @func: function to set attributes of cell renderer
12124 * @data: data for @func
12125 * @dnotify: destroy notifier for @data
12127 * Convenience function that inserts a new column into the #GtkTreeView
12128 * with the given cell renderer and a #GtkCellDataFunc to set cell renderer
12129 * attributes (normally using data from the model). See also
12130 * gtk_tree_view_column_set_cell_data_func(), gtk_tree_view_column_pack_start().
12131 * If @tree_view has "fixed_height" mode enabled, then the new column will have its
12132 * "sizing" property set to be GTK_TREE_VIEW_COLUMN_FIXED.
12134 * Return value: number of columns in the tree view post-insert
12137 gtk_tree_view_insert_column_with_data_func (GtkTreeView *tree_view,
12139 const gchar *title,
12140 GtkCellRenderer *cell,
12141 GtkTreeCellDataFunc func,
12143 GDestroyNotify dnotify)
12145 GtkTreeViewColumn *column;
12147 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
12149 column = gtk_tree_view_column_new ();
12150 if (tree_view->priv->fixed_height_mode)
12151 gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_FIXED);
12153 gtk_tree_view_column_set_title (column, title);
12154 gtk_tree_view_column_pack_start (column, cell, TRUE);
12155 gtk_tree_view_column_set_cell_data_func (column, cell, func, data, dnotify);
12157 return gtk_tree_view_insert_column (tree_view, column, position);
12161 * gtk_tree_view_get_n_columns:
12162 * @tree_view: a #GtkTreeView
12164 * Queries the number of columns in the given @tree_view.
12166 * Returns: The number of columns in the @tree_view
12171 gtk_tree_view_get_n_columns (GtkTreeView *tree_view)
12173 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
12175 return tree_view->priv->n_columns;
12179 * gtk_tree_view_get_column:
12180 * @tree_view: A #GtkTreeView.
12181 * @n: The position of the column, counting from 0.
12183 * Gets the #GtkTreeViewColumn at the given position in the #tree_view.
12185 * Return value: (transfer none): The #GtkTreeViewColumn, or %NULL if the
12186 * position is outside the range of columns.
12188 GtkTreeViewColumn *
12189 gtk_tree_view_get_column (GtkTreeView *tree_view,
12192 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
12194 if (n < 0 || n >= tree_view->priv->n_columns)
12197 if (tree_view->priv->columns == NULL)
12200 return GTK_TREE_VIEW_COLUMN (g_list_nth (tree_view->priv->columns, n)->data);
12204 * gtk_tree_view_get_columns:
12205 * @tree_view: A #GtkTreeView
12207 * Returns a #GList of all the #GtkTreeViewColumn s currently in @tree_view.
12208 * The returned list must be freed with g_list_free ().
12210 * Return value: (element-type GtkTreeViewColumn) (transfer container): A list of #GtkTreeViewColumn s
12213 gtk_tree_view_get_columns (GtkTreeView *tree_view)
12215 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
12217 return g_list_copy (tree_view->priv->columns);
12221 * gtk_tree_view_move_column_after:
12222 * @tree_view: A #GtkTreeView
12223 * @column: The #GtkTreeViewColumn to be moved.
12224 * @base_column: (allow-none): The #GtkTreeViewColumn to be moved relative to, or %NULL.
12226 * Moves @column to be after to @base_column. If @base_column is %NULL, then
12227 * @column is placed in the first position.
12230 gtk_tree_view_move_column_after (GtkTreeView *tree_view,
12231 GtkTreeViewColumn *column,
12232 GtkTreeViewColumn *base_column)
12234 GList *column_list_el, *base_el = NULL;
12236 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12238 column_list_el = g_list_find (tree_view->priv->columns, column);
12239 g_return_if_fail (column_list_el != NULL);
12243 base_el = g_list_find (tree_view->priv->columns, base_column);
12244 g_return_if_fail (base_el != NULL);
12247 if (column_list_el->prev == base_el)
12250 tree_view->priv->columns = g_list_remove_link (tree_view->priv->columns, column_list_el);
12251 if (base_el == NULL)
12253 column_list_el->prev = NULL;
12254 column_list_el->next = tree_view->priv->columns;
12255 if (column_list_el->next)
12256 column_list_el->next->prev = column_list_el;
12257 tree_view->priv->columns = column_list_el;
12261 column_list_el->prev = base_el;
12262 column_list_el->next = base_el->next;
12263 if (column_list_el->next)
12264 column_list_el->next->prev = column_list_el;
12265 base_el->next = column_list_el;
12268 if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
12270 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
12271 gtk_tree_view_size_allocate_columns (GTK_WIDGET (tree_view), NULL);
12274 _gtk_tree_view_reset_header_styles (tree_view);
12276 _gtk_tree_view_accessible_reorder_column (tree_view, column);
12278 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
12282 * gtk_tree_view_set_expander_column:
12283 * @tree_view: A #GtkTreeView
12284 * @column: %NULL, or the column to draw the expander arrow at.
12286 * Sets the column to draw the expander arrow at. It must be in @tree_view.
12287 * If @column is %NULL, then the expander arrow is always at the first
12290 * If you do not want expander arrow to appear in your tree, set the
12291 * expander column to a hidden column.
12294 gtk_tree_view_set_expander_column (GtkTreeView *tree_view,
12295 GtkTreeViewColumn *column)
12297 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12298 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
12299 g_return_if_fail (column == NULL || gtk_tree_view_column_get_tree_view (column) == GTK_WIDGET (tree_view));
12301 if (tree_view->priv->expander_column != column)
12303 tree_view->priv->expander_column = column;
12304 g_object_notify (G_OBJECT (tree_view), "expander-column");
12309 * gtk_tree_view_get_expander_column:
12310 * @tree_view: A #GtkTreeView
12312 * Returns the column that is the current expander column.
12313 * This column has the expander arrow drawn next to it.
12315 * Return value: (transfer none): The expander column.
12317 GtkTreeViewColumn *
12318 gtk_tree_view_get_expander_column (GtkTreeView *tree_view)
12322 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
12324 for (list = tree_view->priv->columns; list; list = list->next)
12325 if (gtk_tree_view_is_expander_column (tree_view, GTK_TREE_VIEW_COLUMN (list->data)))
12326 return (GtkTreeViewColumn *) list->data;
12332 * gtk_tree_view_set_column_drag_function:
12333 * @tree_view: A #GtkTreeView.
12334 * @func: (allow-none): A function to determine which columns are reorderable, or %NULL.
12335 * @user_data: (allow-none): User data to be passed to @func, or %NULL
12336 * @destroy: (allow-none): Destroy notifier for @user_data, or %NULL
12338 * Sets a user function for determining where a column may be dropped when
12339 * dragged. This function is called on every column pair in turn at the
12340 * beginning of a column drag to determine where a drop can take place. The
12341 * arguments passed to @func are: the @tree_view, the #GtkTreeViewColumn being
12342 * dragged, the two #GtkTreeViewColumn s determining the drop spot, and
12343 * @user_data. If either of the #GtkTreeViewColumn arguments for the drop spot
12344 * are %NULL, then they indicate an edge. If @func is set to be %NULL, then
12345 * @tree_view reverts to the default behavior of allowing all columns to be
12346 * dropped everywhere.
12349 gtk_tree_view_set_column_drag_function (GtkTreeView *tree_view,
12350 GtkTreeViewColumnDropFunc func,
12351 gpointer user_data,
12352 GDestroyNotify destroy)
12354 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12356 if (tree_view->priv->column_drop_func_data_destroy)
12357 tree_view->priv->column_drop_func_data_destroy (tree_view->priv->column_drop_func_data);
12359 tree_view->priv->column_drop_func = func;
12360 tree_view->priv->column_drop_func_data = user_data;
12361 tree_view->priv->column_drop_func_data_destroy = destroy;
12365 * gtk_tree_view_scroll_to_point:
12366 * @tree_view: a #GtkTreeView
12367 * @tree_x: X coordinate of new top-left pixel of visible area, or -1
12368 * @tree_y: Y coordinate of new top-left pixel of visible area, or -1
12370 * Scrolls the tree view such that the top-left corner of the visible
12371 * area is @tree_x, @tree_y, where @tree_x and @tree_y are specified
12372 * in tree coordinates. The @tree_view must be realized before
12373 * this function is called. If it isn't, you probably want to be
12374 * using gtk_tree_view_scroll_to_cell().
12376 * If either @tree_x or @tree_y are -1, then that direction isn't scrolled.
12379 gtk_tree_view_scroll_to_point (GtkTreeView *tree_view,
12383 GtkAdjustment *hadj;
12384 GtkAdjustment *vadj;
12386 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12387 g_return_if_fail (gtk_widget_get_realized (GTK_WIDGET (tree_view)));
12389 hadj = tree_view->priv->hadjustment;
12390 vadj = tree_view->priv->vadjustment;
12393 gtk_adjustment_set_value (hadj, tree_x);
12395 gtk_adjustment_set_value (vadj, tree_y);
12399 * gtk_tree_view_scroll_to_cell:
12400 * @tree_view: A #GtkTreeView.
12401 * @path: (allow-none): The path of the row to move to, or %NULL.
12402 * @column: (allow-none): The #GtkTreeViewColumn to move horizontally to, or %NULL.
12403 * @use_align: whether to use alignment arguments, or %FALSE.
12404 * @row_align: The vertical alignment of the row specified by @path.
12405 * @col_align: The horizontal alignment of the column specified by @column.
12407 * Moves the alignments of @tree_view to the position specified by @column and
12408 * @path. If @column is %NULL, then no horizontal scrolling occurs. Likewise,
12409 * if @path is %NULL no vertical scrolling occurs. At a minimum, one of @column
12410 * or @path need to be non-%NULL. @row_align determines where the row is
12411 * placed, and @col_align determines where @column is placed. Both are expected
12412 * to be between 0.0 and 1.0. 0.0 means left/top alignment, 1.0 means
12413 * right/bottom alignment, 0.5 means center.
12415 * If @use_align is %FALSE, then the alignment arguments are ignored, and the
12416 * tree does the minimum amount of work to scroll the cell onto the screen.
12417 * This means that the cell will be scrolled to the edge closest to its current
12418 * position. If the cell is currently visible on the screen, nothing is done.
12420 * This function only works if the model is set, and @path is a valid row on the
12421 * model. If the model changes before the @tree_view is realized, the centered
12422 * path will be modified to reflect this change.
12425 gtk_tree_view_scroll_to_cell (GtkTreeView *tree_view,
12427 GtkTreeViewColumn *column,
12428 gboolean use_align,
12432 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12433 g_return_if_fail (tree_view->priv->model != NULL);
12434 g_return_if_fail (tree_view->priv->tree != NULL);
12435 g_return_if_fail (row_align >= 0.0 && row_align <= 1.0);
12436 g_return_if_fail (col_align >= 0.0 && col_align <= 1.0);
12437 g_return_if_fail (path != NULL || column != NULL);
12440 g_print ("gtk_tree_view_scroll_to_cell:\npath: %s\ncolumn: %s\nuse_align: %d\nrow_align: %f\ncol_align: %f\n",
12441 gtk_tree_path_to_string (path), column?"non-null":"null", use_align, row_align, col_align);
12443 row_align = CLAMP (row_align, 0.0, 1.0);
12444 col_align = CLAMP (col_align, 0.0, 1.0);
12447 /* Note: Despite the benefits that come from having one code path for the
12448 * scrolling code, we short-circuit validate_visible_area's immplementation as
12449 * it is much slower than just going to the point.
12451 if (!gtk_widget_get_visible (GTK_WIDGET (tree_view)) ||
12452 !gtk_widget_get_realized (GTK_WIDGET (tree_view)) ||
12453 _gtk_widget_get_alloc_needed (GTK_WIDGET (tree_view)) ||
12454 GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID))
12456 if (tree_view->priv->scroll_to_path)
12457 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
12459 tree_view->priv->scroll_to_path = NULL;
12460 tree_view->priv->scroll_to_column = NULL;
12463 tree_view->priv->scroll_to_path = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
12465 tree_view->priv->scroll_to_column = column;
12466 tree_view->priv->scroll_to_use_align = use_align;
12467 tree_view->priv->scroll_to_row_align = row_align;
12468 tree_view->priv->scroll_to_col_align = col_align;
12470 install_presize_handler (tree_view);
12474 GdkRectangle cell_rect;
12475 GdkRectangle vis_rect;
12476 gint dest_x, dest_y;
12478 gtk_tree_view_get_background_area (tree_view, path, column, &cell_rect);
12479 gtk_tree_view_get_visible_rect (tree_view, &vis_rect);
12481 cell_rect.y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, cell_rect.y);
12483 dest_x = vis_rect.x;
12484 dest_y = vis_rect.y;
12490 dest_x = cell_rect.x - ((vis_rect.width - cell_rect.width) * col_align);
12494 if (cell_rect.x < vis_rect.x)
12495 dest_x = cell_rect.x;
12496 if (cell_rect.x + cell_rect.width > vis_rect.x + vis_rect.width)
12497 dest_x = cell_rect.x + cell_rect.width - vis_rect.width;
12505 dest_y = cell_rect.y - ((vis_rect.height - cell_rect.height) * row_align);
12506 dest_y = MAX (dest_y, 0);
12510 if (cell_rect.y < vis_rect.y)
12511 dest_y = cell_rect.y;
12512 if (cell_rect.y + cell_rect.height > vis_rect.y + vis_rect.height)
12513 dest_y = cell_rect.y + cell_rect.height - vis_rect.height;
12517 gtk_tree_view_scroll_to_point (tree_view, dest_x, dest_y);
12522 * gtk_tree_view_row_activated:
12523 * @tree_view: A #GtkTreeView
12524 * @path: The #GtkTreePath to be activated.
12525 * @column: The #GtkTreeViewColumn to be activated.
12527 * Activates the cell determined by @path and @column.
12530 gtk_tree_view_row_activated (GtkTreeView *tree_view,
12532 GtkTreeViewColumn *column)
12534 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12536 g_signal_emit (tree_view, tree_view_signals[ROW_ACTIVATED], 0, path, column);
12541 gtk_tree_view_expand_all_emission_helper (GtkRBTree *tree,
12545 GtkTreeView *tree_view = data;
12547 if ((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT &&
12553 path = _gtk_tree_view_find_path (tree_view, tree, node);
12554 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
12556 g_signal_emit (tree_view, tree_view_signals[ROW_EXPANDED], 0, &iter, path);
12558 gtk_tree_path_free (path);
12561 if (node->children)
12562 _gtk_rbtree_traverse (node->children,
12563 node->children->root,
12565 gtk_tree_view_expand_all_emission_helper,
12570 * gtk_tree_view_expand_all:
12571 * @tree_view: A #GtkTreeView.
12573 * Recursively expands all nodes in the @tree_view.
12576 gtk_tree_view_expand_all (GtkTreeView *tree_view)
12582 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12584 if (tree_view->priv->tree == NULL)
12587 path = gtk_tree_path_new_first ();
12588 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
12592 gtk_tree_view_real_expand_row (tree_view, path, tree, node, TRUE, FALSE);
12593 node = _gtk_rbtree_next (tree, node);
12594 gtk_tree_path_next (path);
12597 gtk_tree_path_free (path);
12601 * gtk_tree_view_collapse_all:
12602 * @tree_view: A #GtkTreeView.
12604 * Recursively collapses all visible, expanded nodes in @tree_view.
12607 gtk_tree_view_collapse_all (GtkTreeView *tree_view)
12614 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12616 if (tree_view->priv->tree == NULL)
12619 path = gtk_tree_path_new ();
12620 gtk_tree_path_down (path);
12621 indices = gtk_tree_path_get_indices (path);
12623 tree = tree_view->priv->tree;
12625 while (node && node->left != tree->nil)
12630 if (node->children)
12631 gtk_tree_view_real_collapse_row (tree_view, path, tree, node, FALSE);
12633 node = _gtk_rbtree_next (tree, node);
12636 gtk_tree_path_free (path);
12640 * gtk_tree_view_expand_to_path:
12641 * @tree_view: A #GtkTreeView.
12642 * @path: path to a row.
12644 * Expands the row at @path. This will also expand all parent rows of
12645 * @path as necessary.
12650 gtk_tree_view_expand_to_path (GtkTreeView *tree_view,
12657 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
12658 g_return_if_fail (path != NULL);
12660 depth = gtk_tree_path_get_depth (path);
12661 indices = gtk_tree_path_get_indices (path);
12663 tmp = gtk_tree_path_new ();
12664 g_return_if_fail (tmp != NULL);
12666 for (i = 0; i < depth; i++)
12668 gtk_tree_path_append_index (tmp, indices[i]);
12669 gtk_tree_view_expand_row (tree_view, tmp, FALSE);
12672 gtk_tree_path_free (tmp);
12675 /* FIXME the bool return values for expand_row and collapse_row are
12676 * not analagous; they should be TRUE if the row had children and
12677 * was not already in the requested state.
12682 gtk_tree_view_real_expand_row (GtkTreeView *tree_view,
12694 g_object_get (gtk_widget_get_settings (GTK_WIDGET (tree_view)),
12695 "gtk-enable-animations", &animate,
12698 remove_auto_expand_timeout (tree_view);
12700 if (node->children && !open_all)
12703 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT))
12706 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
12707 if (! gtk_tree_model_iter_has_child (tree_view->priv->model, &iter))
12711 if (node->children && open_all)
12713 gboolean retval = FALSE;
12714 GtkTreePath *tmp_path = gtk_tree_path_copy (path);
12716 gtk_tree_path_append_index (tmp_path, 0);
12717 tree = node->children;
12719 while (node->left != tree->nil)
12721 /* try to expand the children */
12725 t = gtk_tree_view_real_expand_row (tree_view, tmp_path, tree, node,
12730 gtk_tree_path_next (tmp_path);
12731 node = _gtk_rbtree_next (tree, node);
12733 while (node != NULL);
12735 gtk_tree_path_free (tmp_path);
12740 g_signal_emit (tree_view, tree_view_signals[TEST_EXPAND_ROW], 0, &iter, path, &expand);
12742 if (!gtk_tree_model_iter_has_child (tree_view->priv->model, &iter))
12748 node->children = _gtk_rbtree_new ();
12749 node->children->parent_tree = tree;
12750 node->children->parent_node = node;
12752 gtk_tree_model_iter_children (tree_view->priv->model, &temp, &iter);
12754 gtk_tree_view_build_tree (tree_view,
12757 gtk_tree_path_get_depth (path) + 1,
12762 GtkStyleContext *context;
12764 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
12766 gtk_style_context_save (context);
12767 gtk_style_context_add_class (context, GTK_STYLE_CLASS_EXPANDER);
12769 gtk_style_context_notify_state_change (context, tree_view->priv->bin_window,
12770 node, GTK_STATE_ACTIVE, TRUE);
12772 _gtk_style_context_invalidate_animation_areas (context);
12773 gtk_style_context_restore (context);
12776 install_presize_handler (tree_view);
12778 g_signal_emit (tree_view, tree_view_signals[ROW_EXPANDED], 0, &iter, path);
12779 if (open_all && node->children)
12781 _gtk_rbtree_traverse (node->children,
12782 node->children->root,
12784 gtk_tree_view_expand_all_emission_helper,
12792 * gtk_tree_view_expand_row:
12793 * @tree_view: a #GtkTreeView
12794 * @path: path to a row
12795 * @open_all: whether to recursively expand, or just expand immediate children
12797 * Opens the row so its children are visible.
12799 * Return value: %TRUE if the row existed and had children
12802 gtk_tree_view_expand_row (GtkTreeView *tree_view,
12809 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
12810 g_return_val_if_fail (tree_view->priv->model != NULL, FALSE);
12811 g_return_val_if_fail (path != NULL, FALSE);
12813 if (_gtk_tree_view_find_node (tree_view,
12820 return gtk_tree_view_real_expand_row (tree_view, path, tree, node, open_all, FALSE);
12826 gtk_tree_view_real_collapse_row (GtkTreeView *tree_view,
12833 GtkTreeIter children;
12840 g_object_get (gtk_widget_get_settings (GTK_WIDGET (tree_view)),
12841 "gtk-enable-animations", &animate,
12844 remove_auto_expand_timeout (tree_view);
12846 if (node->children == NULL)
12848 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
12850 g_signal_emit (tree_view, tree_view_signals[TEST_COLLAPSE_ROW], 0, &iter, path, &collapse);
12855 /* if the prelighted node is a child of us, we want to unprelight it. We have
12856 * a chance to prelight the correct node below */
12858 if (tree_view->priv->prelight_tree)
12860 GtkRBTree *parent_tree;
12861 GtkRBNode *parent_node;
12863 parent_tree = tree_view->priv->prelight_tree->parent_tree;
12864 parent_node = tree_view->priv->prelight_tree->parent_node;
12865 while (parent_tree)
12867 if (parent_tree == tree && parent_node == node)
12869 ensure_unprelighted (tree_view);
12872 parent_node = parent_tree->parent_node;
12873 parent_tree = parent_tree->parent_tree;
12877 TREE_VIEW_INTERNAL_ASSERT (gtk_tree_model_iter_children (tree_view->priv->model, &children, &iter), FALSE);
12879 for (list = tree_view->priv->columns; list; list = list->next)
12881 GtkTreeViewColumn *column = list->data;
12883 if (gtk_tree_view_column_get_visible (column) == FALSE)
12885 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
12886 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
12889 if (tree_view->priv->destroy_count_func)
12891 GtkTreePath *child_path;
12892 gint child_count = 0;
12893 child_path = gtk_tree_path_copy (path);
12894 gtk_tree_path_down (child_path);
12895 if (node->children)
12896 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, &child_count);
12897 tree_view->priv->destroy_count_func (tree_view, child_path, child_count, tree_view->priv->destroy_count_data);
12898 gtk_tree_path_free (child_path);
12901 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
12903 GtkTreePath *cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
12905 if (gtk_tree_path_is_ancestor (path, cursor_path))
12907 gtk_tree_row_reference_free (tree_view->priv->cursor);
12908 tree_view->priv->cursor = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
12909 tree_view->priv->model,
12912 gtk_tree_path_free (cursor_path);
12915 if (gtk_tree_row_reference_valid (tree_view->priv->anchor))
12917 GtkTreePath *anchor_path = gtk_tree_row_reference_get_path (tree_view->priv->anchor);
12918 if (gtk_tree_path_is_ancestor (path, anchor_path))
12920 gtk_tree_row_reference_free (tree_view->priv->anchor);
12921 tree_view->priv->anchor = NULL;
12923 gtk_tree_path_free (anchor_path);
12926 /* Stop a pending double click */
12927 tree_view->priv->last_button_x = -1;
12928 tree_view->priv->last_button_y = -1;
12930 _gtk_tree_view_accessible_remove (tree_view, node->children, NULL);
12932 if (gtk_tree_view_unref_and_check_selection_tree (tree_view, node->children))
12934 _gtk_rbtree_remove (node->children);
12935 g_signal_emit_by_name (tree_view->priv->selection, "changed");
12938 _gtk_rbtree_remove (node->children);
12942 GtkStyleContext *context;
12944 context = gtk_widget_get_style_context (GTK_WIDGET (tree_view));
12946 gtk_style_context_save (context);
12947 gtk_style_context_add_class (context, GTK_STYLE_CLASS_EXPANDER);
12949 gtk_style_context_notify_state_change (context, tree_view->priv->bin_window,
12950 node, GTK_STATE_ACTIVE, FALSE);
12952 _gtk_style_context_invalidate_animation_areas (context);
12953 gtk_style_context_restore (context);
12956 if (gtk_widget_get_mapped (GTK_WIDGET (tree_view)))
12958 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
12961 g_signal_emit (tree_view, tree_view_signals[ROW_COLLAPSED], 0, &iter, path);
12963 if (gtk_widget_get_mapped (GTK_WIDGET (tree_view)))
12965 /* now that we've collapsed all rows, we want to try to set the prelight
12966 * again. To do this, we fake a motion event and send it to ourselves. */
12968 child = gdk_window_get_device_position (gdk_window_get_parent (tree_view->priv->bin_window),
12969 gdk_device_manager_get_client_pointer (
12970 gdk_display_get_device_manager (
12971 gtk_widget_get_display (GTK_WIDGET (tree_view)))),
12973 if (child == tree_view->priv->bin_window)
12975 GdkEventMotion event;
12976 gint child_x, child_y;
12978 gdk_window_get_position (child, &child_x, &child_y);
12980 event.window = tree_view->priv->bin_window;
12981 event.x = x - child_x;
12982 event.y = y - child_y;
12984 /* despite the fact this isn't a real event, I'm almost positive it will
12985 * never trigger a drag event. maybe_drag is the only function that uses
12986 * more than just event.x and event.y. */
12987 gtk_tree_view_motion_bin_window (GTK_WIDGET (tree_view), &event);
12995 * gtk_tree_view_collapse_row:
12996 * @tree_view: a #GtkTreeView
12997 * @path: path to a row in the @tree_view
12999 * Collapses a row (hides its child rows, if they exist).
13001 * Return value: %TRUE if the row was collapsed.
13004 gtk_tree_view_collapse_row (GtkTreeView *tree_view,
13010 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
13011 g_return_val_if_fail (tree_view->priv->tree != NULL, FALSE);
13012 g_return_val_if_fail (path != NULL, FALSE);
13014 if (_gtk_tree_view_find_node (tree_view,
13020 if (tree == NULL || node->children == NULL)
13023 return gtk_tree_view_real_collapse_row (tree_view, path, tree, node, FALSE);
13027 gtk_tree_view_map_expanded_rows_helper (GtkTreeView *tree_view,
13030 GtkTreeViewMappingFunc func,
13031 gpointer user_data)
13035 if (tree == NULL || tree->root == NULL)
13040 while (node && node->left != tree->nil)
13045 if (node->children)
13047 (* func) (tree_view, path, user_data);
13048 gtk_tree_path_down (path);
13049 gtk_tree_view_map_expanded_rows_helper (tree_view, node->children, path, func, user_data);
13050 gtk_tree_path_up (path);
13052 gtk_tree_path_next (path);
13053 node = _gtk_rbtree_next (tree, node);
13058 * gtk_tree_view_map_expanded_rows:
13059 * @tree_view: A #GtkTreeView
13060 * @func: (scope call): A function to be called
13061 * @data: User data to be passed to the function.
13063 * Calls @func on all expanded rows.
13066 gtk_tree_view_map_expanded_rows (GtkTreeView *tree_view,
13067 GtkTreeViewMappingFunc func,
13068 gpointer user_data)
13072 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13073 g_return_if_fail (func != NULL);
13075 path = gtk_tree_path_new_first ();
13077 gtk_tree_view_map_expanded_rows_helper (tree_view,
13078 tree_view->priv->tree,
13079 path, func, user_data);
13081 gtk_tree_path_free (path);
13085 * gtk_tree_view_row_expanded:
13086 * @tree_view: A #GtkTreeView.
13087 * @path: A #GtkTreePath to test expansion state.
13089 * Returns %TRUE if the node pointed to by @path is expanded in @tree_view.
13091 * Return value: %TRUE if #path is expanded.
13094 gtk_tree_view_row_expanded (GtkTreeView *tree_view,
13100 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
13101 g_return_val_if_fail (path != NULL, FALSE);
13103 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
13108 return (node->children != NULL);
13112 * gtk_tree_view_get_reorderable:
13113 * @tree_view: a #GtkTreeView
13115 * Retrieves whether the user can reorder the tree via drag-and-drop. See
13116 * gtk_tree_view_set_reorderable().
13118 * Return value: %TRUE if the tree can be reordered.
13121 gtk_tree_view_get_reorderable (GtkTreeView *tree_view)
13123 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
13125 return tree_view->priv->reorderable;
13129 * gtk_tree_view_set_reorderable:
13130 * @tree_view: A #GtkTreeView.
13131 * @reorderable: %TRUE, if the tree can be reordered.
13133 * This function is a convenience function to allow you to reorder
13134 * models that support the #GtkTreeDragSourceIface and the
13135 * #GtkTreeDragDestIface. Both #GtkTreeStore and #GtkListStore support
13136 * these. If @reorderable is %TRUE, then the user can reorder the
13137 * model by dragging and dropping rows. The developer can listen to
13138 * these changes by connecting to the model's row_inserted and
13139 * row_deleted signals. The reordering is implemented by setting up
13140 * the tree view as a drag source and destination. Therefore, drag and
13141 * drop can not be used in a reorderable view for any other purpose.
13143 * This function does not give you any degree of control over the order -- any
13144 * reordering is allowed. If more control is needed, you should probably
13145 * handle drag and drop manually.
13148 gtk_tree_view_set_reorderable (GtkTreeView *tree_view,
13149 gboolean reorderable)
13151 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13153 reorderable = reorderable != FALSE;
13155 if (tree_view->priv->reorderable == reorderable)
13160 const GtkTargetEntry row_targets[] = {
13161 { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_WIDGET, 0 }
13164 gtk_tree_view_enable_model_drag_source (tree_view,
13167 G_N_ELEMENTS (row_targets),
13169 gtk_tree_view_enable_model_drag_dest (tree_view,
13171 G_N_ELEMENTS (row_targets),
13176 gtk_tree_view_unset_rows_drag_source (tree_view);
13177 gtk_tree_view_unset_rows_drag_dest (tree_view);
13180 tree_view->priv->reorderable = reorderable;
13182 g_object_notify (G_OBJECT (tree_view), "reorderable");
13186 gtk_tree_view_real_set_cursor (GtkTreeView *tree_view,
13188 gboolean clear_and_select,
13189 gboolean clamp_node)
13191 GtkRBTree *tree = NULL;
13192 GtkRBNode *node = NULL;
13194 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
13196 GtkTreePath *cursor_path;
13197 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
13198 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
13199 gtk_tree_path_free (cursor_path);
13202 gtk_tree_row_reference_free (tree_view->priv->cursor);
13203 tree_view->priv->cursor = NULL;
13205 /* One cannot set the cursor on a separator. Also, if
13206 * _gtk_tree_view_find_node returns TRUE, it ran out of tree
13207 * before finding the tree and node belonging to path. The
13208 * path maps to a non-existing path and we will silently bail out.
13209 * We unset tree and node to avoid further processing.
13211 if (!row_is_separator (tree_view, NULL, path)
13212 && _gtk_tree_view_find_node (tree_view, path, &tree, &node) == FALSE)
13214 tree_view->priv->cursor =
13215 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
13216 tree_view->priv->model,
13227 GtkRBTree *new_tree = NULL;
13228 GtkRBNode *new_node = NULL;
13230 if (clear_and_select && !tree_view->priv->modify_selection_pressed)
13232 GtkTreeSelectMode mode = 0;
13234 if (tree_view->priv->extend_selection_pressed)
13235 mode |= GTK_TREE_SELECT_MODE_EXTEND;
13237 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
13238 node, tree, path, mode,
13242 /* We have to re-find tree and node here again, somebody might have
13243 * cleared the node or the whole tree in the GtkTreeSelection::changed
13244 * callback. If the nodes differ we bail out here.
13246 _gtk_tree_view_find_node (tree_view, path, &new_tree, &new_node);
13248 if (tree != new_tree || node != new_node)
13253 gtk_tree_view_clamp_node_visible (tree_view, tree, node);
13254 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
13258 g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0);
13262 * gtk_tree_view_get_cursor:
13263 * @tree_view: A #GtkTreeView
13264 * @path: (out) (transfer full) (allow-none): A pointer to be filled with the current cursor path, or %NULL
13265 * @focus_column: (out) (transfer none) (allow-none): A pointer to be filled with the current focus column, or %NULL
13267 * Fills in @path and @focus_column with the current path and focus column. If
13268 * the cursor isn't currently set, then *@path will be %NULL. If no column
13269 * currently has focus, then *@focus_column will be %NULL.
13271 * The returned #GtkTreePath must be freed with gtk_tree_path_free() when
13272 * you are done with it.
13275 gtk_tree_view_get_cursor (GtkTreeView *tree_view,
13276 GtkTreePath **path,
13277 GtkTreeViewColumn **focus_column)
13279 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13283 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
13284 *path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
13291 *focus_column = tree_view->priv->focus_column;
13296 * gtk_tree_view_set_cursor:
13297 * @tree_view: A #GtkTreeView
13298 * @path: A #GtkTreePath
13299 * @focus_column: (allow-none): A #GtkTreeViewColumn, or %NULL
13300 * @start_editing: %TRUE if the specified cell should start being edited.
13302 * Sets the current keyboard focus to be at @path, and selects it. This is
13303 * useful when you want to focus the user's attention on a particular row. If
13304 * @focus_column is not %NULL, then focus is given to the column specified by
13305 * it. Additionally, if @focus_column is specified, and @start_editing is
13306 * %TRUE, then editing should be started in the specified cell.
13307 * This function is often followed by @gtk_widget_grab_focus (@tree_view)
13308 * in order to give keyboard focus to the widget. Please note that editing
13309 * can only happen when the widget is realized.
13311 * If @path is invalid for @model, the current cursor (if any) will be unset
13312 * and the function will return without failing.
13315 gtk_tree_view_set_cursor (GtkTreeView *tree_view,
13317 GtkTreeViewColumn *focus_column,
13318 gboolean start_editing)
13320 gtk_tree_view_set_cursor_on_cell (tree_view, path, focus_column,
13321 NULL, start_editing);
13325 * gtk_tree_view_set_cursor_on_cell:
13326 * @tree_view: A #GtkTreeView
13327 * @path: A #GtkTreePath
13328 * @focus_column: (allow-none): A #GtkTreeViewColumn, or %NULL
13329 * @focus_cell: (allow-none): A #GtkCellRenderer, or %NULL
13330 * @start_editing: %TRUE if the specified cell should start being edited.
13332 * Sets the current keyboard focus to be at @path, and selects it. This is
13333 * useful when you want to focus the user's attention on a particular row. If
13334 * @focus_column is not %NULL, then focus is given to the column specified by
13335 * it. If @focus_column and @focus_cell are not %NULL, and @focus_column
13336 * contains 2 or more editable or activatable cells, then focus is given to
13337 * the cell specified by @focus_cell. Additionally, if @focus_column is
13338 * specified, and @start_editing is %TRUE, then editing should be started in
13339 * the specified cell. This function is often followed by
13340 * @gtk_widget_grab_focus (@tree_view) in order to give keyboard focus to the
13341 * widget. Please note that editing can only happen when the widget is
13344 * If @path is invalid for @model, the current cursor (if any) will be unset
13345 * and the function will return without failing.
13350 gtk_tree_view_set_cursor_on_cell (GtkTreeView *tree_view,
13352 GtkTreeViewColumn *focus_column,
13353 GtkCellRenderer *focus_cell,
13354 gboolean start_editing)
13356 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13357 g_return_if_fail (path != NULL);
13358 g_return_if_fail (focus_column == NULL || GTK_IS_TREE_VIEW_COLUMN (focus_column));
13360 if (!tree_view->priv->model)
13365 g_return_if_fail (focus_column);
13366 g_return_if_fail (GTK_IS_CELL_RENDERER (focus_cell));
13369 /* cancel the current editing, if it exists */
13370 if (tree_view->priv->edited_column &&
13371 gtk_cell_area_get_edit_widget
13372 (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (tree_view->priv->edited_column))))
13373 gtk_tree_view_stop_editing (tree_view, TRUE);
13375 gtk_tree_view_real_set_cursor (tree_view, path, TRUE, TRUE);
13377 if (focus_column &&
13378 gtk_tree_view_column_get_visible (focus_column))
13381 gboolean column_in_tree = FALSE;
13383 for (list = tree_view->priv->columns; list; list = list->next)
13384 if (list->data == focus_column)
13386 column_in_tree = TRUE;
13389 g_return_if_fail (column_in_tree);
13390 tree_view->priv->focus_column = focus_column;
13392 gtk_tree_view_column_focus_cell (focus_column, focus_cell);
13394 gtk_tree_view_start_editing (tree_view, path, TRUE);
13399 * gtk_tree_view_get_bin_window:
13400 * @tree_view: A #GtkTreeView
13402 * Returns the window that @tree_view renders to.
13403 * This is used primarily to compare to <literal>event->window</literal>
13404 * to confirm that the event on @tree_view is on the right window.
13406 * Return value: (transfer none): A #GdkWindow, or %NULL when @tree_view
13407 * hasn't been realized yet
13410 gtk_tree_view_get_bin_window (GtkTreeView *tree_view)
13412 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
13414 return tree_view->priv->bin_window;
13418 * gtk_tree_view_get_path_at_pos:
13419 * @tree_view: A #GtkTreeView.
13420 * @x: The x position to be identified (relative to bin_window).
13421 * @y: The y position to be identified (relative to bin_window).
13422 * @path: (out) (allow-none): A pointer to a #GtkTreePath pointer to be filled in, or %NULL
13423 * @column: (out) (transfer none) (allow-none): A pointer to a #GtkTreeViewColumn pointer to be filled in, or %NULL
13424 * @cell_x: (out) (allow-none): A pointer where the X coordinate relative to the cell can be placed, or %NULL
13425 * @cell_y: (out) (allow-none): A pointer where the Y coordinate relative to the cell can be placed, or %NULL
13427 * Finds the path at the point (@x, @y), relative to bin_window coordinates
13428 * (please see gtk_tree_view_get_bin_window()).
13429 * That is, @x and @y are relative to an events coordinates. @x and @y must
13430 * come from an event on the @tree_view only where <literal>event->window ==
13431 * gtk_tree_view_get_bin_window (<!-- -->)</literal>. It is primarily for
13432 * things like popup menus. If @path is non-%NULL, then it will be filled
13433 * with the #GtkTreePath at that point. This path should be freed with
13434 * gtk_tree_path_free(). If @column is non-%NULL, then it will be filled
13435 * with the column at that point. @cell_x and @cell_y return the coordinates
13436 * relative to the cell background (i.e. the @background_area passed to
13437 * gtk_cell_renderer_render()). This function is only meaningful if
13438 * @tree_view is realized. Therefore this function will always return %FALSE
13439 * if @tree_view is not realized or does not have a model.
13441 * For converting widget coordinates (eg. the ones you get from
13442 * GtkWidget::query-tooltip), please see
13443 * gtk_tree_view_convert_widget_to_bin_window_coords().
13445 * Return value: %TRUE if a row exists at that coordinate.
13448 gtk_tree_view_get_path_at_pos (GtkTreeView *tree_view,
13451 GtkTreePath **path,
13452 GtkTreeViewColumn **column,
13460 g_return_val_if_fail (tree_view != NULL, FALSE);
13467 if (tree_view->priv->bin_window == NULL)
13470 if (tree_view->priv->tree == NULL)
13473 if (x > gtk_adjustment_get_upper (tree_view->priv->hadjustment))
13476 if (x < 0 || y < 0)
13479 if (column || cell_x)
13481 GtkTreeViewColumn *tmp_column;
13482 GtkTreeViewColumn *last_column = NULL;
13484 gint remaining_x = x;
13485 gboolean found = FALSE;
13489 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
13490 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
13492 list = (rtl ? list->prev : list->next))
13494 tmp_column = list->data;
13496 if (gtk_tree_view_column_get_visible (tmp_column) == FALSE)
13499 last_column = tmp_column;
13500 width = gtk_tree_view_column_get_width (tmp_column);
13501 if (remaining_x <= width)
13506 *column = tmp_column;
13509 *cell_x = remaining_x;
13513 remaining_x -= width;
13516 /* If found is FALSE and there is a last_column, then it the remainder
13517 * space is in that area
13524 *column = last_column;
13527 *cell_x = gtk_tree_view_column_get_width (last_column) + remaining_x;
13536 y_offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
13537 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, y),
13544 *cell_y = y_offset;
13547 *path = _gtk_tree_view_find_path (tree_view, tree, node);
13554 gtk_tree_view_get_cell_area_height (GtkTreeView *tree_view,
13556 gint vertical_separator)
13560 /* The "cell" areas are the cell_area passed in to gtk_cell_renderer_render(),
13561 * i.e. just the cells, no spacing.
13563 * The cell area height is at least expander_size - vertical_separator.
13564 * For regular nodes, the height is then at least expander_size. We should
13565 * be able to enforce the expander_size minimum here, because this
13566 * function will not be called for irregular (e.g. separator) rows.
13568 height = gtk_tree_view_get_row_height (tree_view, node);
13569 if (height < tree_view->priv->expander_size)
13570 height = tree_view->priv->expander_size;
13572 return height - vertical_separator;
13576 gtk_tree_view_get_cell_area_y_offset (GtkTreeView *tree_view,
13579 gint vertical_separator)
13583 offset = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
13584 offset += vertical_separator / 2;
13590 * gtk_tree_view_get_cell_area:
13591 * @tree_view: a #GtkTreeView
13592 * @path: (allow-none): a #GtkTreePath for the row, or %NULL to get only horizontal coordinates
13593 * @column: (allow-none): a #GtkTreeViewColumn for the column, or %NULL to get only vertical coordinates
13594 * @rect: (out): rectangle to fill with cell rect
13596 * Fills the bounding rectangle in bin_window coordinates for the cell at the
13597 * row specified by @path and the column specified by @column. If @path is
13598 * %NULL, or points to a path not currently displayed, the @y and @height fields
13599 * of the rectangle will be filled with 0. If @column is %NULL, the @x and @width
13600 * fields will be filled with 0. The sum of all cell rects does not cover the
13601 * entire tree; there are extra pixels in between rows, for example. The
13602 * returned rectangle is equivalent to the @cell_area passed to
13603 * gtk_cell_renderer_render(). This function is only valid if @tree_view is
13607 gtk_tree_view_get_cell_area (GtkTreeView *tree_view,
13609 GtkTreeViewColumn *column,
13610 GdkRectangle *rect)
13612 GtkRBTree *tree = NULL;
13613 GtkRBNode *node = NULL;
13614 gint vertical_separator;
13615 gint horizontal_separator;
13617 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13618 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
13619 g_return_if_fail (rect != NULL);
13620 g_return_if_fail (!column || gtk_tree_view_column_get_tree_view (column) == (GtkWidget *) tree_view);
13621 g_return_if_fail (gtk_widget_get_realized (GTK_WIDGET (tree_view)));
13623 gtk_widget_style_get (GTK_WIDGET (tree_view),
13624 "vertical-separator", &vertical_separator,
13625 "horizontal-separator", &horizontal_separator,
13635 rect->x = gtk_tree_view_column_get_x_offset (column) + horizontal_separator/2;
13636 rect->width = gtk_tree_view_column_get_width (column) - horizontal_separator;
13641 gboolean ret = _gtk_tree_view_find_node (tree_view, path, &tree, &node);
13643 /* Get vertical coords */
13644 if ((!ret && tree == NULL) || ret)
13647 if (row_is_separator (tree_view, NULL, path))
13649 /* There isn't really a "cell area" for separator, so we
13650 * return the y, height values for background area instead.
13652 rect->y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
13653 rect->height = gtk_tree_view_get_row_height (tree_view, node);
13657 rect->y = gtk_tree_view_get_cell_area_y_offset (tree_view, tree, node,
13658 vertical_separator);
13659 rect->height = gtk_tree_view_get_cell_area_height (tree_view, node,
13660 vertical_separator);
13664 gtk_tree_view_is_expander_column (tree_view, column))
13666 gint depth = gtk_tree_path_get_depth (path);
13669 rtl = gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL;
13672 rect->x += (depth - 1) * tree_view->priv->level_indentation;
13673 rect->width -= (depth - 1) * tree_view->priv->level_indentation;
13675 if (gtk_tree_view_draw_expanders (tree_view))
13678 rect->x += depth * tree_view->priv->expander_size;
13679 rect->width -= depth * tree_view->priv->expander_size;
13682 rect->width = MAX (rect->width, 0);
13688 gtk_tree_view_get_row_height (GtkTreeView *tree_view,
13693 /* The "background" areas of all rows/cells add up to cover the entire tree.
13694 * The background includes all inter-row and inter-cell spacing.
13696 * If the row pointed at by node does not have a height set, we default
13697 * to expander_size, which is the minimum height for regular nodes.
13698 * Non-regular nodes (e.g. separators) can have a height set smaller
13699 * than expander_size and should not be overruled here.
13701 height = GTK_RBNODE_GET_HEIGHT (node);
13703 height = tree_view->priv->expander_size;
13709 gtk_tree_view_get_row_y_offset (GtkTreeView *tree_view,
13715 offset = _gtk_rbtree_node_find_offset (tree, node);
13717 return RBTREE_Y_TO_TREE_WINDOW_Y (tree_view, offset);
13721 * gtk_tree_view_get_background_area:
13722 * @tree_view: a #GtkTreeView
13723 * @path: (allow-none): a #GtkTreePath for the row, or %NULL to get only horizontal coordinates
13724 * @column: (allow-none): a #GtkTreeViewColumn for the column, or %NULL to get only vertical coordiantes
13725 * @rect: (out): rectangle to fill with cell background rect
13727 * Fills the bounding rectangle in bin_window coordinates for the cell at the
13728 * row specified by @path and the column specified by @column. If @path is
13729 * %NULL, or points to a node not found in the tree, the @y and @height fields of
13730 * the rectangle will be filled with 0. If @column is %NULL, the @x and @width
13731 * fields will be filled with 0. The returned rectangle is equivalent to the
13732 * @background_area passed to gtk_cell_renderer_render(). These background
13733 * areas tile to cover the entire bin window. Contrast with the @cell_area,
13734 * returned by gtk_tree_view_get_cell_area(), which returns only the cell
13735 * itself, excluding surrounding borders and the tree expander area.
13739 gtk_tree_view_get_background_area (GtkTreeView *tree_view,
13741 GtkTreeViewColumn *column,
13742 GdkRectangle *rect)
13744 GtkRBTree *tree = NULL;
13745 GtkRBNode *node = NULL;
13747 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13748 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
13749 g_return_if_fail (rect != NULL);
13758 /* Get vertical coords */
13760 if (!_gtk_tree_view_find_node (tree_view, path, &tree, &node) &&
13764 rect->y = gtk_tree_view_get_row_y_offset (tree_view, tree, node);
13765 rect->height = gtk_tree_view_get_row_height (tree_view, node);
13772 gtk_tree_view_get_background_xrange (tree_view, tree, column, &rect->x, &x2);
13773 rect->width = x2 - rect->x;
13778 * gtk_tree_view_get_visible_rect:
13779 * @tree_view: a #GtkTreeView
13780 * @visible_rect: (out): rectangle to fill
13782 * Fills @visible_rect with the currently-visible region of the
13783 * buffer, in tree coordinates. Convert to bin_window coordinates with
13784 * gtk_tree_view_convert_tree_to_bin_window_coords().
13785 * Tree coordinates start at 0,0 for row 0 of the tree, and cover the entire
13786 * scrollable area of the tree.
13789 gtk_tree_view_get_visible_rect (GtkTreeView *tree_view,
13790 GdkRectangle *visible_rect)
13792 GtkAllocation allocation;
13795 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13797 widget = GTK_WIDGET (tree_view);
13801 gtk_widget_get_allocation (widget, &allocation);
13802 visible_rect->x = gtk_adjustment_get_value (tree_view->priv->hadjustment);
13803 visible_rect->y = gtk_adjustment_get_value (tree_view->priv->vadjustment);
13804 visible_rect->width = allocation.width;
13805 visible_rect->height = allocation.height - gtk_tree_view_get_effective_header_height (tree_view);
13810 * gtk_tree_view_convert_widget_to_tree_coords:
13811 * @tree_view: a #GtkTreeView
13812 * @wx: X coordinate relative to the widget
13813 * @wy: Y coordinate relative to the widget
13814 * @tx: (out): return location for tree X coordinate
13815 * @ty: (out): return location for tree Y coordinate
13817 * Converts widget coordinates to coordinates for the
13818 * tree (the full scrollable area of the tree).
13823 gtk_tree_view_convert_widget_to_tree_coords (GtkTreeView *tree_view,
13831 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13833 gtk_tree_view_convert_widget_to_bin_window_coords (tree_view,
13836 gtk_tree_view_convert_bin_window_to_tree_coords (tree_view,
13842 * gtk_tree_view_convert_tree_to_widget_coords:
13843 * @tree_view: a #GtkTreeView
13844 * @tx: X coordinate relative to the tree
13845 * @ty: Y coordinate relative to the tree
13846 * @wx: (out): return location for widget X coordinate
13847 * @wy: (out): return location for widget Y coordinate
13849 * Converts tree coordinates (coordinates in full scrollable area of the tree)
13850 * to widget coordinates.
13855 gtk_tree_view_convert_tree_to_widget_coords (GtkTreeView *tree_view,
13863 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13865 gtk_tree_view_convert_tree_to_bin_window_coords (tree_view,
13868 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
13874 * gtk_tree_view_convert_widget_to_bin_window_coords:
13875 * @tree_view: a #GtkTreeView
13876 * @wx: X coordinate relative to the widget
13877 * @wy: Y coordinate relative to the widget
13878 * @bx: (out): return location for bin_window X coordinate
13879 * @by: (out): return location for bin_window Y coordinate
13881 * Converts widget coordinates to coordinates for the bin_window
13882 * (see gtk_tree_view_get_bin_window()).
13887 gtk_tree_view_convert_widget_to_bin_window_coords (GtkTreeView *tree_view,
13893 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13896 *bx = wx + gtk_adjustment_get_value (tree_view->priv->hadjustment);
13898 *by = wy - gtk_tree_view_get_effective_header_height (tree_view);
13902 * gtk_tree_view_convert_bin_window_to_widget_coords:
13903 * @tree_view: a #GtkTreeView
13904 * @bx: bin_window X coordinate
13905 * @by: bin_window Y coordinate
13906 * @wx: (out): return location for widget X coordinate
13907 * @wy: (out): return location for widget Y coordinate
13909 * Converts bin_window coordinates (see gtk_tree_view_get_bin_window())
13910 * to widget relative coordinates.
13915 gtk_tree_view_convert_bin_window_to_widget_coords (GtkTreeView *tree_view,
13921 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13924 *wx = bx - gtk_adjustment_get_value (tree_view->priv->hadjustment);
13926 *wy = by + gtk_tree_view_get_effective_header_height (tree_view);
13930 * gtk_tree_view_convert_tree_to_bin_window_coords:
13931 * @tree_view: a #GtkTreeView
13932 * @tx: tree X coordinate
13933 * @ty: tree Y coordinate
13934 * @bx: (out): return location for X coordinate relative to bin_window
13935 * @by: (out): return location for Y coordinate relative to bin_window
13937 * Converts tree coordinates (coordinates in full scrollable area of the tree)
13938 * to bin_window coordinates.
13943 gtk_tree_view_convert_tree_to_bin_window_coords (GtkTreeView *tree_view,
13949 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13954 *by = ty - tree_view->priv->dy;
13958 * gtk_tree_view_convert_bin_window_to_tree_coords:
13959 * @tree_view: a #GtkTreeView
13960 * @bx: X coordinate relative to bin_window
13961 * @by: Y coordinate relative to bin_window
13962 * @tx: (out): return location for tree X coordinate
13963 * @ty: (out): return location for tree Y coordinate
13965 * Converts bin_window coordinates to coordinates for the
13966 * tree (the full scrollable area of the tree).
13971 gtk_tree_view_convert_bin_window_to_tree_coords (GtkTreeView *tree_view,
13977 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
13982 *ty = by + tree_view->priv->dy;
13988 * gtk_tree_view_get_visible_range:
13989 * @tree_view: A #GtkTreeView
13990 * @start_path: (out) (allow-none): Return location for start of region,
13992 * @end_path: (out) (allow-none): Return location for end of region, or %NULL.
13994 * Sets @start_path and @end_path to be the first and last visible path.
13995 * Note that there may be invisible paths in between.
13997 * The paths should be freed with gtk_tree_path_free() after use.
13999 * Returns: %TRUE, if valid paths were placed in @start_path and @end_path.
14004 gtk_tree_view_get_visible_range (GtkTreeView *tree_view,
14005 GtkTreePath **start_path,
14006 GtkTreePath **end_path)
14012 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
14014 if (!tree_view->priv->tree)
14021 _gtk_rbtree_find_offset (tree_view->priv->tree,
14022 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, 0),
14025 *start_path = _gtk_tree_view_find_path (tree_view, tree, node);
14034 if (tree_view->priv->height < gtk_adjustment_get_page_size (tree_view->priv->vadjustment))
14035 y = tree_view->priv->height - 1;
14037 y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, gtk_adjustment_get_page_size (tree_view->priv->vadjustment)) - 1;
14039 _gtk_rbtree_find_offset (tree_view->priv->tree, y, &tree, &node);
14041 *end_path = _gtk_tree_view_find_path (tree_view, tree, node);
14050 * gtk_tree_view_is_blank_at_pos:
14051 * @tree_view: A #GtkTreeView
14052 * @x: The x position to be identified (relative to bin_window)
14053 * @y: The y position to be identified (relative to bin_window)
14054 * @path: (out) (allow-none): A pointer to a #GtkTreePath pointer to be filled in, or %NULL
14055 * @column: (out) (allow-none): A pointer to a #GtkTreeViewColumn pointer to be filled in, or %NULL
14056 * @cell_x: (out) (allow-none): A pointer where the X coordinate relative to the cell can be placed, or %NULL
14057 * @cell_y: (out) (allow-none): A pointer where the Y coordinate relative to the cell can be placed, or %NULL
14059 * Determine whether the point (@x, @y) in @tree_view is blank, that is no
14060 * cell content nor an expander arrow is drawn at the location. If so, the
14061 * location can be considered as the background. You might wish to take
14062 * special action on clicks on the background, such as clearing a current
14063 * selection, having a custom context menu or starting rubber banding.
14065 * The @x and @y coordinate that are provided must be relative to bin_window
14066 * coordinates. That is, @x and @y must come from an event on @tree_view
14067 * where <literal>event->window == gtk_tree_view_get_bin_window (<!-- -->)</literal>.
14069 * For converting widget coordinates (eg. the ones you get from
14070 * GtkWidget::query-tooltip), please see
14071 * gtk_tree_view_convert_widget_to_bin_window_coords().
14073 * The @path, @column, @cell_x and @cell_y arguments will be filled in
14074 * likewise as for gtk_tree_view_get_path_at_pos(). Please see
14075 * gtk_tree_view_get_path_at_pos() for more information.
14077 * Return value: %TRUE if the area at the given coordinates is blank,
14078 * %FALSE otherwise.
14083 gtk_tree_view_is_blank_at_pos (GtkTreeView *tree_view,
14086 GtkTreePath **path,
14087 GtkTreeViewColumn **column,
14094 GtkTreePath *real_path;
14095 GtkTreeViewColumn *real_column;
14096 GdkRectangle cell_area, background_area;
14098 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
14100 if (!gtk_tree_view_get_path_at_pos (tree_view, x, y,
14101 &real_path, &real_column,
14103 /* If there's no path here, it is blank */
14110 *column = real_column;
14112 gtk_tree_model_get_iter (tree_view->priv->model, &iter, real_path);
14113 _gtk_tree_view_find_node (tree_view, real_path, &tree, &node);
14115 /* Check if there's an expander arrow at (x, y) */
14116 if (real_column == tree_view->priv->expander_column
14117 && gtk_tree_view_draw_expanders (tree_view))
14119 gboolean over_arrow;
14121 over_arrow = coords_are_over_arrow (tree_view, tree, node, x, y);
14126 gtk_tree_path_free (real_path);
14131 /* Otherwise, have the column see if there's a cell at (x, y) */
14132 gtk_tree_view_column_cell_set_cell_data (real_column,
14133 tree_view->priv->model,
14135 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
14136 node->children ? TRUE : FALSE);
14138 gtk_tree_view_get_background_area (tree_view, real_path, real_column,
14140 gtk_tree_view_get_cell_area (tree_view, real_path, real_column,
14144 gtk_tree_path_free (real_path);
14146 return _gtk_tree_view_column_is_blank_at_pos (real_column,
14153 unset_reorderable (GtkTreeView *tree_view)
14155 if (tree_view->priv->reorderable)
14157 tree_view->priv->reorderable = FALSE;
14158 g_object_notify (G_OBJECT (tree_view), "reorderable");
14163 * gtk_tree_view_enable_model_drag_source:
14164 * @tree_view: a #GtkTreeView
14165 * @start_button_mask: Mask of allowed buttons to start drag
14166 * @targets: (array length=n_targets): the table of targets that the drag will support
14167 * @n_targets: the number of items in @targets
14168 * @actions: the bitmask of possible actions for a drag from this
14171 * Turns @tree_view into a drag source for automatic DND. Calling this
14172 * method sets #GtkTreeView:reorderable to %FALSE.
14175 gtk_tree_view_enable_model_drag_source (GtkTreeView *tree_view,
14176 GdkModifierType start_button_mask,
14177 const GtkTargetEntry *targets,
14179 GdkDragAction actions)
14181 TreeViewDragInfo *di;
14183 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14185 gtk_drag_source_set (GTK_WIDGET (tree_view),
14191 di = ensure_info (tree_view);
14193 di->start_button_mask = start_button_mask;
14194 di->source_actions = actions;
14195 di->source_set = TRUE;
14197 unset_reorderable (tree_view);
14201 * gtk_tree_view_enable_model_drag_dest:
14202 * @tree_view: a #GtkTreeView
14203 * @targets: (array length=n_targets): the table of targets that
14204 * the drag will support
14205 * @n_targets: the number of items in @targets
14206 * @actions: the bitmask of possible actions for a drag from this
14209 * Turns @tree_view into a drop destination for automatic DND. Calling
14210 * this method sets #GtkTreeView:reorderable to %FALSE.
14213 gtk_tree_view_enable_model_drag_dest (GtkTreeView *tree_view,
14214 const GtkTargetEntry *targets,
14216 GdkDragAction actions)
14218 TreeViewDragInfo *di;
14220 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14222 gtk_drag_dest_set (GTK_WIDGET (tree_view),
14228 di = ensure_info (tree_view);
14229 di->dest_set = TRUE;
14231 unset_reorderable (tree_view);
14235 * gtk_tree_view_unset_rows_drag_source:
14236 * @tree_view: a #GtkTreeView
14238 * Undoes the effect of
14239 * gtk_tree_view_enable_model_drag_source(). Calling this method sets
14240 * #GtkTreeView:reorderable to %FALSE.
14243 gtk_tree_view_unset_rows_drag_source (GtkTreeView *tree_view)
14245 TreeViewDragInfo *di;
14247 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14249 di = get_info (tree_view);
14253 if (di->source_set)
14255 gtk_drag_source_unset (GTK_WIDGET (tree_view));
14256 di->source_set = FALSE;
14259 if (!di->dest_set && !di->source_set)
14260 remove_info (tree_view);
14263 unset_reorderable (tree_view);
14267 * gtk_tree_view_unset_rows_drag_dest:
14268 * @tree_view: a #GtkTreeView
14270 * Undoes the effect of
14271 * gtk_tree_view_enable_model_drag_dest(). Calling this method sets
14272 * #GtkTreeView:reorderable to %FALSE.
14275 gtk_tree_view_unset_rows_drag_dest (GtkTreeView *tree_view)
14277 TreeViewDragInfo *di;
14279 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14281 di = get_info (tree_view);
14287 gtk_drag_dest_unset (GTK_WIDGET (tree_view));
14288 di->dest_set = FALSE;
14291 if (!di->dest_set && !di->source_set)
14292 remove_info (tree_view);
14295 unset_reorderable (tree_view);
14299 * gtk_tree_view_set_drag_dest_row:
14300 * @tree_view: a #GtkTreeView
14301 * @path: (allow-none): The path of the row to highlight, or %NULL
14302 * @pos: Specifies whether to drop before, after or into the row
14304 * Sets the row that is highlighted for feedback.
14305 * If @path is %NULL, an existing highlight is removed.
14308 gtk_tree_view_set_drag_dest_row (GtkTreeView *tree_view,
14310 GtkTreeViewDropPosition pos)
14312 GtkTreePath *current_dest;
14314 /* Note; this function is exported to allow a custom DND
14315 * implementation, so it can't touch TreeViewDragInfo
14318 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14320 current_dest = NULL;
14322 if (tree_view->priv->drag_dest_row)
14324 current_dest = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
14325 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
14328 /* special case a drop on an empty model */
14329 tree_view->priv->empty_view_drop = 0;
14331 if (pos == GTK_TREE_VIEW_DROP_BEFORE && path
14332 && gtk_tree_path_get_depth (path) == 1
14333 && gtk_tree_path_get_indices (path)[0] == 0)
14337 n_children = gtk_tree_model_iter_n_children (tree_view->priv->model,
14341 tree_view->priv->empty_view_drop = 1;
14344 tree_view->priv->drag_dest_pos = pos;
14348 tree_view->priv->drag_dest_row =
14349 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
14350 gtk_tree_view_queue_draw_path (tree_view, path, NULL);
14353 tree_view->priv->drag_dest_row = NULL;
14357 GtkRBTree *tree, *new_tree;
14358 GtkRBNode *node, *new_node;
14360 _gtk_tree_view_find_node (tree_view, current_dest, &tree, &node);
14361 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
14365 _gtk_rbtree_next_full (tree, node, &new_tree, &new_node);
14366 if (new_tree && new_node)
14367 _gtk_tree_view_queue_draw_node (tree_view, new_tree, new_node, NULL);
14369 _gtk_rbtree_prev_full (tree, node, &new_tree, &new_node);
14370 if (new_tree && new_node)
14371 _gtk_tree_view_queue_draw_node (tree_view, new_tree, new_node, NULL);
14373 gtk_tree_path_free (current_dest);
14378 * gtk_tree_view_get_drag_dest_row:
14379 * @tree_view: a #GtkTreeView
14380 * @path: (out) (allow-none): Return location for the path of the highlighted row, or %NULL.
14381 * @pos: (out) (allow-none): Return location for the drop position, or %NULL
14383 * Gets information about the row that is highlighted for feedback.
14386 gtk_tree_view_get_drag_dest_row (GtkTreeView *tree_view,
14387 GtkTreePath **path,
14388 GtkTreeViewDropPosition *pos)
14390 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14394 if (tree_view->priv->drag_dest_row)
14395 *path = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
14398 if (tree_view->priv->empty_view_drop)
14399 *path = gtk_tree_path_new_from_indices (0, -1);
14406 *pos = tree_view->priv->drag_dest_pos;
14410 * gtk_tree_view_get_dest_row_at_pos:
14411 * @tree_view: a #GtkTreeView
14412 * @drag_x: the position to determine the destination row for
14413 * @drag_y: the position to determine the destination row for
14414 * @path: (out) (allow-none): Return location for the path of the highlighted row, or %NULL.
14415 * @pos: (out) (allow-none): Return location for the drop position, or %NULL
14417 * Determines the destination row for a given position. @drag_x and
14418 * @drag_y are expected to be in widget coordinates. This function is only
14419 * meaningful if @tree_view is realized. Therefore this function will always
14420 * return %FALSE if @tree_view is not realized or does not have a model.
14422 * Return value: whether there is a row at the given position, %TRUE if this
14423 * is indeed the case.
14426 gtk_tree_view_get_dest_row_at_pos (GtkTreeView *tree_view,
14429 GtkTreePath **path,
14430 GtkTreeViewDropPosition *pos)
14434 gdouble offset_into_row;
14437 GtkTreeViewColumn *column = NULL;
14438 GtkTreePath *tmp_path = NULL;
14440 /* Note; this function is exported to allow a custom DND
14441 * implementation, so it can't touch TreeViewDragInfo
14444 g_return_val_if_fail (tree_view != NULL, FALSE);
14445 g_return_val_if_fail (drag_x >= 0, FALSE);
14446 g_return_val_if_fail (drag_y >= 0, FALSE);
14451 if (tree_view->priv->bin_window == NULL)
14454 if (tree_view->priv->tree == NULL)
14457 /* If in the top third of a row, we drop before that row; if
14458 * in the bottom third, drop after that row; if in the middle,
14459 * and the row has children, drop into the row.
14461 gtk_tree_view_convert_widget_to_bin_window_coords (tree_view, drag_x, drag_y,
14464 if (!gtk_tree_view_get_path_at_pos (tree_view,
14473 gtk_tree_view_get_background_area (tree_view, tmp_path, column,
14476 offset_into_row = cell_y;
14481 gtk_tree_path_free (tmp_path);
14485 third = cell.height / 3.0;
14489 if (offset_into_row < third)
14491 *pos = GTK_TREE_VIEW_DROP_BEFORE;
14493 else if (offset_into_row < (cell.height / 2.0))
14495 *pos = GTK_TREE_VIEW_DROP_INTO_OR_BEFORE;
14497 else if (offset_into_row < third * 2.0)
14499 *pos = GTK_TREE_VIEW_DROP_INTO_OR_AFTER;
14503 *pos = GTK_TREE_VIEW_DROP_AFTER;
14512 /* KEEP IN SYNC WITH GTK_TREE_VIEW_BIN_EXPOSE */
14514 * gtk_tree_view_create_row_drag_icon:
14515 * @tree_view: a #GtkTreeView
14516 * @path: a #GtkTreePath in @tree_view
14518 * Creates a #cairo_surface_t representation of the row at @path.
14519 * This image is used for a drag icon.
14521 * Return value: (transfer full): a newly-allocated surface of the drag icon.
14524 gtk_tree_view_create_row_drag_icon (GtkTreeView *tree_view,
14530 GtkStyleContext *context;
14531 GtkStateFlags state;
14534 GdkRectangle background_area;
14537 /* start drawing inside the black outline */
14539 cairo_surface_t *surface;
14540 gint bin_window_width;
14541 gboolean is_separator = FALSE;
14542 gboolean rtl, allow_rules;
14545 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14546 g_return_val_if_fail (path != NULL, NULL);
14548 widget = GTK_WIDGET (tree_view);
14550 if (!gtk_widget_get_realized (widget))
14553 depth = gtk_tree_path_get_depth (path);
14555 _gtk_tree_view_find_node (tree_view,
14563 if (!gtk_tree_model_get_iter (tree_view->priv->model,
14568 context = gtk_widget_get_style_context (widget);
14570 gtk_style_context_save (context);
14572 state = gtk_widget_get_state_flags (widget);
14573 gtk_style_context_set_state (context, state);
14575 gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
14576 gtk_style_context_add_region (context, GTK_STYLE_REGION_COLUMN, 0);
14578 gtk_widget_style_get (widget,
14579 "allow-rules", &allow_rules,
14582 if (allow_rules && tree_view->priv->has_rules)
14584 GtkRegionFlags row_flags;
14586 if ((_gtk_rbtree_node_get_index (tree, node) % 2))
14587 row_flags = GTK_REGION_ODD;
14589 row_flags = GTK_REGION_EVEN;
14591 gtk_style_context_add_region (context, GTK_STYLE_REGION_ROW, row_flags);
14594 is_separator = row_is_separator (tree_view, &iter, NULL);
14598 background_area.y = y;
14599 background_area.height = gtk_tree_view_get_row_height (tree_view, node);
14601 bin_window_width = gdk_window_get_width (tree_view->priv->bin_window);
14603 surface = gdk_window_create_similar_surface (tree_view->priv->bin_window,
14604 CAIRO_CONTENT_COLOR,
14605 bin_window_width + 2,
14606 background_area.height + 2);
14608 cr = cairo_create (surface);
14610 gtk_render_background (context, cr, 0, 0,
14611 bin_window_width + 2,
14612 background_area.height + 2);
14614 rtl = gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL;
14616 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
14618 list = (rtl ? list->prev : list->next))
14620 GtkTreeViewColumn *column = list->data;
14621 GdkRectangle cell_area;
14622 gint vertical_separator;
14624 if (!gtk_tree_view_column_get_visible (column))
14627 gtk_tree_view_column_cell_set_cell_data (column, tree_view->priv->model, &iter,
14628 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
14629 node->children?TRUE:FALSE);
14631 background_area.x = cell_offset;
14632 background_area.width = gtk_tree_view_column_get_width (column);
14634 gtk_widget_style_get (widget,
14635 "vertical-separator", &vertical_separator,
14638 cell_area = background_area;
14640 cell_area.y += vertical_separator / 2;
14641 cell_area.height -= vertical_separator;
14643 if (gtk_tree_view_is_expander_column (tree_view, column))
14646 cell_area.x += (depth - 1) * tree_view->priv->level_indentation;
14647 cell_area.width -= (depth - 1) * tree_view->priv->level_indentation;
14649 if (gtk_tree_view_draw_expanders (tree_view))
14652 cell_area.x += depth * tree_view->priv->expander_size;
14653 cell_area.width -= depth * tree_view->priv->expander_size;
14657 if (gtk_tree_view_column_cell_is_visible (column))
14661 gtk_style_context_save (context);
14662 gtk_style_context_add_class (context, GTK_STYLE_CLASS_SEPARATOR);
14664 gtk_render_line (context, cr,
14666 cell_area.y + cell_area.height / 2,
14667 cell_area.x + cell_area.width,
14668 cell_area.y + cell_area.height / 2);
14670 gtk_style_context_restore (context);
14674 _gtk_tree_view_column_cell_render (column,
14681 cell_offset += gtk_tree_view_column_get_width (column);
14684 cairo_set_source_rgb (cr, 0, 0, 0);
14685 cairo_rectangle (cr,
14687 bin_window_width + 1,
14688 background_area.height + 1);
14689 cairo_set_line_width (cr, 1.0);
14692 cairo_destroy (cr);
14694 cairo_surface_set_device_offset (surface, 2, 2);
14696 gtk_style_context_restore (context);
14703 * gtk_tree_view_set_destroy_count_func:
14704 * @tree_view: A #GtkTreeView
14705 * @func: (allow-none): Function to be called when a view row is destroyed, or %NULL
14706 * @data: (allow-none): User data to be passed to @func, or %NULL
14707 * @destroy: (allow-none): Destroy notifier for @data, or %NULL
14709 * This function should almost never be used. It is meant for private use by
14710 * ATK for determining the number of visible children that are removed when the
14711 * user collapses a row, or a row is deleted.
14714 gtk_tree_view_set_destroy_count_func (GtkTreeView *tree_view,
14715 GtkTreeDestroyCountFunc func,
14717 GDestroyNotify destroy)
14719 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14721 if (tree_view->priv->destroy_count_destroy)
14722 tree_view->priv->destroy_count_destroy (tree_view->priv->destroy_count_data);
14724 tree_view->priv->destroy_count_func = func;
14725 tree_view->priv->destroy_count_data = data;
14726 tree_view->priv->destroy_count_destroy = destroy;
14731 * Interactive search
14735 * gtk_tree_view_set_enable_search:
14736 * @tree_view: A #GtkTreeView
14737 * @enable_search: %TRUE, if the user can search interactively
14739 * If @enable_search is set, then the user can type in text to search through
14740 * the tree interactively (this is sometimes called "typeahead find").
14742 * Note that even if this is %FALSE, the user can still initiate a search
14743 * using the "start-interactive-search" key binding.
14746 gtk_tree_view_set_enable_search (GtkTreeView *tree_view,
14747 gboolean enable_search)
14749 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14751 enable_search = !!enable_search;
14753 if (tree_view->priv->enable_search != enable_search)
14755 tree_view->priv->enable_search = enable_search;
14756 g_object_notify (G_OBJECT (tree_view), "enable-search");
14761 * gtk_tree_view_get_enable_search:
14762 * @tree_view: A #GtkTreeView
14764 * Returns whether or not the tree allows to start interactive searching
14765 * by typing in text.
14767 * Return value: whether or not to let the user search interactively
14770 gtk_tree_view_get_enable_search (GtkTreeView *tree_view)
14772 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
14774 return tree_view->priv->enable_search;
14779 * gtk_tree_view_get_search_column:
14780 * @tree_view: A #GtkTreeView
14782 * Gets the column searched on by the interactive search code.
14784 * Return value: the column the interactive search code searches in.
14787 gtk_tree_view_get_search_column (GtkTreeView *tree_view)
14789 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
14791 return (tree_view->priv->search_column);
14795 * gtk_tree_view_set_search_column:
14796 * @tree_view: A #GtkTreeView
14797 * @column: the column of the model to search in, or -1 to disable searching
14799 * Sets @column as the column where the interactive search code should
14800 * search in for the current model.
14802 * If the search column is set, users can use the "start-interactive-search"
14803 * key binding to bring up search popup. The enable-search property controls
14804 * whether simply typing text will also start an interactive search.
14806 * Note that @column refers to a column of the current model. The search
14807 * column is reset to -1 when the model is changed.
14810 gtk_tree_view_set_search_column (GtkTreeView *tree_view,
14813 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14814 g_return_if_fail (column >= -1);
14816 if (tree_view->priv->search_column == column)
14819 tree_view->priv->search_column = column;
14820 g_object_notify (G_OBJECT (tree_view), "search-column");
14824 * gtk_tree_view_get_search_equal_func: (skip)
14825 * @tree_view: A #GtkTreeView
14827 * Returns the compare function currently in use.
14829 * Return value: the currently used compare function for the search code.
14832 GtkTreeViewSearchEqualFunc
14833 gtk_tree_view_get_search_equal_func (GtkTreeView *tree_view)
14835 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14837 return tree_view->priv->search_equal_func;
14841 * gtk_tree_view_set_search_equal_func:
14842 * @tree_view: A #GtkTreeView
14843 * @search_equal_func: the compare function to use during the search
14844 * @search_user_data: (allow-none): user data to pass to @search_equal_func, or %NULL
14845 * @search_destroy: (allow-none): Destroy notifier for @search_user_data, or %NULL
14847 * Sets the compare function for the interactive search capabilities; note
14848 * that somewhat like strcmp() returning 0 for equality
14849 * #GtkTreeViewSearchEqualFunc returns %FALSE on matches.
14852 gtk_tree_view_set_search_equal_func (GtkTreeView *tree_view,
14853 GtkTreeViewSearchEqualFunc search_equal_func,
14854 gpointer search_user_data,
14855 GDestroyNotify search_destroy)
14857 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14858 g_return_if_fail (search_equal_func != NULL);
14860 if (tree_view->priv->search_destroy)
14861 tree_view->priv->search_destroy (tree_view->priv->search_user_data);
14863 tree_view->priv->search_equal_func = search_equal_func;
14864 tree_view->priv->search_user_data = search_user_data;
14865 tree_view->priv->search_destroy = search_destroy;
14866 if (tree_view->priv->search_equal_func == NULL)
14867 tree_view->priv->search_equal_func = gtk_tree_view_search_equal_func;
14871 * gtk_tree_view_get_search_entry:
14872 * @tree_view: A #GtkTreeView
14874 * Returns the #GtkEntry which is currently in use as interactive search
14875 * entry for @tree_view. In case the built-in entry is being used, %NULL
14876 * will be returned.
14878 * Return value: (transfer none): the entry currently in use as search entry.
14883 gtk_tree_view_get_search_entry (GtkTreeView *tree_view)
14885 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
14887 if (tree_view->priv->search_custom_entry_set)
14888 return GTK_ENTRY (tree_view->priv->search_entry);
14894 * gtk_tree_view_set_search_entry:
14895 * @tree_view: A #GtkTreeView
14896 * @entry: (allow-none): the entry the interactive search code of @tree_view should use or %NULL
14898 * Sets the entry which the interactive search code will use for this
14899 * @tree_view. This is useful when you want to provide a search entry
14900 * in our interface at all time at a fixed position. Passing %NULL for
14901 * @entry will make the interactive search code use the built-in popup
14907 gtk_tree_view_set_search_entry (GtkTreeView *tree_view,
14910 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14911 g_return_if_fail (entry == NULL || GTK_IS_ENTRY (entry));
14913 if (tree_view->priv->search_custom_entry_set)
14915 if (tree_view->priv->search_entry_changed_id)
14917 g_signal_handler_disconnect (tree_view->priv->search_entry,
14918 tree_view->priv->search_entry_changed_id);
14919 tree_view->priv->search_entry_changed_id = 0;
14921 g_signal_handlers_disconnect_by_func (tree_view->priv->search_entry,
14922 G_CALLBACK (gtk_tree_view_search_key_press_event),
14925 g_object_unref (tree_view->priv->search_entry);
14927 else if (tree_view->priv->search_window)
14929 gtk_widget_destroy (tree_view->priv->search_window);
14931 tree_view->priv->search_window = NULL;
14936 tree_view->priv->search_entry = g_object_ref (entry);
14937 tree_view->priv->search_custom_entry_set = TRUE;
14939 if (tree_view->priv->search_entry_changed_id == 0)
14941 tree_view->priv->search_entry_changed_id =
14942 g_signal_connect (tree_view->priv->search_entry, "changed",
14943 G_CALLBACK (gtk_tree_view_search_init),
14947 g_signal_connect (tree_view->priv->search_entry, "key-press-event",
14948 G_CALLBACK (gtk_tree_view_search_key_press_event),
14951 gtk_tree_view_search_init (tree_view->priv->search_entry, tree_view);
14955 tree_view->priv->search_entry = NULL;
14956 tree_view->priv->search_custom_entry_set = FALSE;
14961 * gtk_tree_view_set_search_position_func:
14962 * @tree_view: A #GtkTreeView
14963 * @func: (allow-none): the function to use to position the search dialog, or %NULL
14964 * to use the default search position function
14965 * @data: (allow-none): user data to pass to @func, or %NULL
14966 * @destroy: (allow-none): Destroy notifier for @data, or %NULL
14968 * Sets the function to use when positioning the search dialog.
14973 gtk_tree_view_set_search_position_func (GtkTreeView *tree_view,
14974 GtkTreeViewSearchPositionFunc func,
14975 gpointer user_data,
14976 GDestroyNotify destroy)
14978 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
14980 if (tree_view->priv->search_position_destroy)
14981 tree_view->priv->search_position_destroy (tree_view->priv->search_position_user_data);
14983 tree_view->priv->search_position_func = func;
14984 tree_view->priv->search_position_user_data = user_data;
14985 tree_view->priv->search_position_destroy = destroy;
14986 if (tree_view->priv->search_position_func == NULL)
14987 tree_view->priv->search_position_func = gtk_tree_view_search_position_func;
14991 * gtk_tree_view_get_search_position_func: (skip)
14992 * @tree_view: A #GtkTreeView
14994 * Returns the positioning function currently in use.
14996 * Return value: the currently used function for positioning the search dialog.
15000 GtkTreeViewSearchPositionFunc
15001 gtk_tree_view_get_search_position_func (GtkTreeView *tree_view)
15003 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
15005 return tree_view->priv->search_position_func;
15010 gtk_tree_view_search_dialog_hide (GtkWidget *search_dialog,
15011 GtkTreeView *tree_view,
15014 if (tree_view->priv->disable_popdown)
15017 if (tree_view->priv->search_entry_changed_id)
15019 g_signal_handler_disconnect (tree_view->priv->search_entry,
15020 tree_view->priv->search_entry_changed_id);
15021 tree_view->priv->search_entry_changed_id = 0;
15023 if (tree_view->priv->typeselect_flush_timeout)
15025 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15026 tree_view->priv->typeselect_flush_timeout = 0;
15029 if (gtk_widget_get_visible (search_dialog))
15031 /* send focus-in event */
15032 send_focus_change (GTK_WIDGET (tree_view->priv->search_entry), device, FALSE);
15033 gtk_widget_hide (search_dialog);
15034 gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), "");
15035 send_focus_change (GTK_WIDGET (tree_view), device, TRUE);
15040 gtk_tree_view_search_position_func (GtkTreeView *tree_view,
15041 GtkWidget *search_dialog,
15042 gpointer user_data)
15045 gint tree_x, tree_y;
15046 gint tree_width, tree_height;
15047 GdkWindow *tree_window = gtk_widget_get_window (GTK_WIDGET (tree_view));
15048 GdkScreen *screen = gdk_window_get_screen (tree_window);
15049 GtkRequisition requisition;
15051 GdkRectangle monitor;
15053 monitor_num = gdk_screen_get_monitor_at_window (screen, tree_window);
15054 gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
15056 gtk_widget_realize (search_dialog);
15058 gdk_window_get_origin (tree_window, &tree_x, &tree_y);
15059 tree_width = gdk_window_get_width (tree_window);
15060 tree_height = gdk_window_get_height (tree_window);
15061 gtk_widget_get_preferred_size (search_dialog, &requisition, NULL);
15063 if (tree_x + tree_width > gdk_screen_get_width (screen))
15064 x = gdk_screen_get_width (screen) - requisition.width;
15065 else if (tree_x + tree_width - requisition.width < 0)
15068 x = tree_x + tree_width - requisition.width;
15070 if (tree_y + tree_height + requisition.height > gdk_screen_get_height (screen))
15071 y = gdk_screen_get_height (screen) - requisition.height;
15072 else if (tree_y + tree_height < 0) /* isn't really possible ... */
15075 y = tree_y + tree_height;
15077 gtk_window_move (GTK_WINDOW (search_dialog), x, y);
15081 gtk_tree_view_search_disable_popdown (GtkEntry *entry,
15085 GtkTreeView *tree_view = (GtkTreeView *)data;
15087 tree_view->priv->disable_popdown = 1;
15088 g_signal_connect (menu, "hide",
15089 G_CALLBACK (gtk_tree_view_search_enable_popdown), data);
15092 /* Because we're visible but offscreen, we just set a flag in the preedit
15096 gtk_tree_view_search_preedit_changed (GtkIMContext *im_context,
15097 GtkTreeView *tree_view)
15099 tree_view->priv->imcontext_changed = 1;
15100 if (tree_view->priv->typeselect_flush_timeout)
15102 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15103 tree_view->priv->typeselect_flush_timeout =
15104 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15105 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15112 gtk_tree_view_search_activate (GtkEntry *entry,
15113 GtkTreeView *tree_view)
15119 gtk_tree_view_search_dialog_hide (tree_view->priv->search_window,
15121 gtk_get_current_event_device ());
15123 /* If we have a row selected and it's the cursor row, we activate
15125 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
15127 path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
15129 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
15131 if (node && GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
15132 gtk_tree_view_row_activated (tree_view, path, tree_view->priv->focus_column);
15134 gtk_tree_path_free (path);
15139 gtk_tree_view_real_search_enable_popdown (gpointer data)
15141 GtkTreeView *tree_view = (GtkTreeView *)data;
15143 tree_view->priv->disable_popdown = 0;
15149 gtk_tree_view_search_enable_popdown (GtkWidget *widget,
15152 gdk_threads_add_timeout_full (G_PRIORITY_HIGH, 200, gtk_tree_view_real_search_enable_popdown, g_object_ref (data), g_object_unref);
15156 gtk_tree_view_search_delete_event (GtkWidget *widget,
15157 GdkEventAny *event,
15158 GtkTreeView *tree_view)
15160 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
15162 gtk_tree_view_search_dialog_hide (widget, tree_view, NULL);
15168 gtk_tree_view_search_button_press_event (GtkWidget *widget,
15169 GdkEventButton *event,
15170 GtkTreeView *tree_view)
15172 GdkDevice *keyb_device;
15174 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
15176 keyb_device = gdk_device_get_associated_device (event->device);
15177 gtk_tree_view_search_dialog_hide (widget, tree_view, keyb_device);
15179 if (event->window == tree_view->priv->bin_window)
15180 gtk_tree_view_button_press (GTK_WIDGET (tree_view), event);
15186 gtk_tree_view_search_scroll_event (GtkWidget *widget,
15187 GdkEventScroll *event,
15188 GtkTreeView *tree_view)
15190 gboolean retval = FALSE;
15192 if (event->direction == GDK_SCROLL_UP)
15194 gtk_tree_view_search_move (widget, tree_view, TRUE);
15197 else if (event->direction == GDK_SCROLL_DOWN)
15199 gtk_tree_view_search_move (widget, tree_view, FALSE);
15203 /* renew the flush timeout */
15204 if (retval && tree_view->priv->typeselect_flush_timeout
15205 && !tree_view->priv->search_custom_entry_set)
15207 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15208 tree_view->priv->typeselect_flush_timeout =
15209 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15210 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15218 gtk_tree_view_search_key_press_event (GtkWidget *widget,
15219 GdkEventKey *event,
15220 GtkTreeView *tree_view)
15222 GdkModifierType default_accel;
15223 gboolean retval = FALSE;
15225 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
15226 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
15228 /* close window and cancel the search */
15229 if (!tree_view->priv->search_custom_entry_set
15230 && (event->keyval == GDK_KEY_Escape ||
15231 event->keyval == GDK_KEY_Tab ||
15232 event->keyval == GDK_KEY_KP_Tab ||
15233 event->keyval == GDK_KEY_ISO_Left_Tab))
15235 gtk_tree_view_search_dialog_hide (widget, tree_view,
15236 gdk_event_get_device ((GdkEvent *) event));
15240 default_accel = gtk_widget_get_modifier_mask (widget,
15241 GDK_MODIFIER_INTENT_PRIMARY_ACCELERATOR);
15243 /* select previous matching iter */
15244 if (event->keyval == GDK_KEY_Up || event->keyval == GDK_KEY_KP_Up)
15246 if (!gtk_tree_view_search_move (widget, tree_view, TRUE))
15247 gtk_widget_error_bell (widget);
15252 if (((event->state & (default_accel | GDK_SHIFT_MASK)) == (default_accel | GDK_SHIFT_MASK))
15253 && (event->keyval == GDK_KEY_g || event->keyval == GDK_KEY_G))
15255 if (!gtk_tree_view_search_move (widget, tree_view, TRUE))
15256 gtk_widget_error_bell (widget);
15261 /* select next matching iter */
15262 if (event->keyval == GDK_KEY_Down || event->keyval == GDK_KEY_KP_Down)
15264 if (!gtk_tree_view_search_move (widget, tree_view, FALSE))
15265 gtk_widget_error_bell (widget);
15270 if (((event->state & (default_accel | GDK_SHIFT_MASK)) == default_accel)
15271 && (event->keyval == GDK_KEY_g || event->keyval == GDK_KEY_G))
15273 if (!gtk_tree_view_search_move (widget, tree_view, FALSE))
15274 gtk_widget_error_bell (widget);
15279 /* renew the flush timeout */
15280 if (retval && tree_view->priv->typeselect_flush_timeout
15281 && !tree_view->priv->search_custom_entry_set)
15283 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15284 tree_view->priv->typeselect_flush_timeout =
15285 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15286 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15293 /* this function returns FALSE if there is a search string but
15294 * nothing was found, and TRUE otherwise.
15297 gtk_tree_view_search_move (GtkWidget *window,
15298 GtkTreeView *tree_view,
15306 GtkTreeModel *model;
15307 GtkTreeSelection *selection;
15309 text = gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry));
15311 g_return_val_if_fail (text != NULL, FALSE);
15313 len = strlen (text);
15315 if (up && tree_view->priv->selected_iter == 1)
15316 return strlen (text) < 1;
15318 len = strlen (text);
15323 model = gtk_tree_view_get_model (tree_view);
15324 selection = gtk_tree_view_get_selection (tree_view);
15327 gtk_tree_selection_unselect_all (selection);
15328 if (!gtk_tree_model_get_iter_first (model, &iter))
15331 ret = gtk_tree_view_search_iter (model, selection, &iter, text,
15332 &count, up?((tree_view->priv->selected_iter) - 1):((tree_view->priv->selected_iter + 1)));
15337 tree_view->priv->selected_iter += up?(-1):(1);
15342 /* return to old iter */
15344 gtk_tree_model_get_iter_first (model, &iter);
15345 gtk_tree_view_search_iter (model, selection,
15347 &count, tree_view->priv->selected_iter);
15353 gtk_tree_view_search_equal_func (GtkTreeModel *model,
15357 gpointer search_data)
15359 gboolean retval = TRUE;
15361 gchar *normalized_string;
15362 gchar *normalized_key;
15363 gchar *case_normalized_string = NULL;
15364 gchar *case_normalized_key = NULL;
15365 GValue value = G_VALUE_INIT;
15366 GValue transformed = G_VALUE_INIT;
15368 gtk_tree_model_get_value (model, iter, column, &value);
15370 g_value_init (&transformed, G_TYPE_STRING);
15372 if (!g_value_transform (&value, &transformed))
15374 g_value_unset (&value);
15378 g_value_unset (&value);
15380 str = g_value_get_string (&transformed);
15383 g_value_unset (&transformed);
15387 normalized_string = g_utf8_normalize (str, -1, G_NORMALIZE_ALL);
15388 normalized_key = g_utf8_normalize (key, -1, G_NORMALIZE_ALL);
15390 if (normalized_string && normalized_key)
15392 case_normalized_string = g_utf8_casefold (normalized_string, -1);
15393 case_normalized_key = g_utf8_casefold (normalized_key, -1);
15395 if (strncmp (case_normalized_key, case_normalized_string, strlen (case_normalized_key)) == 0)
15399 g_value_unset (&transformed);
15400 g_free (normalized_key);
15401 g_free (normalized_string);
15402 g_free (case_normalized_key);
15403 g_free (case_normalized_string);
15409 gtk_tree_view_search_iter (GtkTreeModel *model,
15410 GtkTreeSelection *selection,
15416 GtkRBTree *tree = NULL;
15417 GtkRBNode *node = NULL;
15420 GtkTreeView *tree_view = gtk_tree_selection_get_tree_view (selection);
15422 path = gtk_tree_model_get_path (model, iter);
15423 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
15427 if (! tree_view->priv->search_equal_func (model, tree_view->priv->search_column, text, iter, tree_view->priv->search_user_data))
15432 gtk_tree_view_scroll_to_cell (tree_view, path, NULL,
15434 gtk_tree_selection_select_iter (selection, iter);
15435 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
15438 gtk_tree_path_free (path);
15444 if (node->children)
15446 gboolean has_child;
15449 tree = node->children;
15452 while (node->left != tree->nil)
15456 has_child = gtk_tree_model_iter_children (model, iter, &tmp);
15457 gtk_tree_path_down (path);
15460 TREE_VIEW_INTERNAL_ASSERT (has_child, FALSE);
15464 gboolean done = FALSE;
15468 node = _gtk_rbtree_next (tree, node);
15474 has_next = gtk_tree_model_iter_next (model, iter);
15477 gtk_tree_path_next (path);
15480 TREE_VIEW_INTERNAL_ASSERT (has_next, FALSE);
15484 gboolean has_parent;
15485 GtkTreeIter tmp_iter = *iter;
15487 node = tree->parent_node;
15488 tree = tree->parent_tree;
15493 gtk_tree_path_free (path);
15495 /* we've run out of tree, done with this func */
15499 has_parent = gtk_tree_model_iter_parent (model,
15502 gtk_tree_path_up (path);
15505 TREE_VIEW_INTERNAL_ASSERT (has_parent, FALSE);
15517 gtk_tree_view_search_init (GtkWidget *entry,
15518 GtkTreeView *tree_view)
15524 GtkTreeModel *model;
15525 GtkTreeSelection *selection;
15527 g_return_if_fail (GTK_IS_ENTRY (entry));
15528 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15530 text = gtk_entry_get_text (GTK_ENTRY (entry));
15532 model = gtk_tree_view_get_model (tree_view);
15533 selection = gtk_tree_view_get_selection (tree_view);
15536 gtk_tree_selection_unselect_all (selection);
15537 if (tree_view->priv->typeselect_flush_timeout
15538 && !tree_view->priv->search_custom_entry_set)
15540 g_source_remove (tree_view->priv->typeselect_flush_timeout);
15541 tree_view->priv->typeselect_flush_timeout =
15542 gdk_threads_add_timeout (GTK_TREE_VIEW_SEARCH_DIALOG_TIMEOUT,
15543 (GSourceFunc) gtk_tree_view_search_entry_flush_timeout,
15550 if (!gtk_tree_model_get_iter_first (model, &iter))
15553 ret = gtk_tree_view_search_iter (model, selection,
15558 tree_view->priv->selected_iter = 1;
15562 _gtk_tree_view_remove_editable (GtkTreeView *tree_view,
15563 GtkTreeViewColumn *column,
15564 GtkCellEditable *cell_editable)
15566 if (tree_view->priv->edited_column == NULL)
15569 g_return_if_fail (column == tree_view->priv->edited_column);
15571 tree_view->priv->edited_column = NULL;
15573 if (gtk_widget_has_focus (GTK_WIDGET (cell_editable)))
15574 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
15576 gtk_container_remove (GTK_CONTAINER (tree_view),
15577 GTK_WIDGET (cell_editable));
15579 /* FIXME should only redraw a single node */
15580 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
15584 gtk_tree_view_start_editing (GtkTreeView *tree_view,
15585 GtkTreePath *cursor_path,
15586 gboolean edit_only)
15589 GdkRectangle cell_area;
15590 GtkTreeViewColumn *focus_column;
15591 guint flags = 0; /* can be 0, as the flags are primarily for rendering */
15592 gint retval = FALSE;
15593 GtkRBTree *cursor_tree;
15594 GtkRBNode *cursor_node;
15596 g_assert (tree_view->priv->focus_column);
15597 focus_column = tree_view->priv->focus_column;
15599 if (!gtk_widget_get_realized (GTK_WIDGET (tree_view)))
15602 if (_gtk_tree_view_find_node (tree_view, cursor_path, &cursor_tree, &cursor_node) ||
15603 cursor_node == NULL)
15606 gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path);
15608 validate_row (tree_view, cursor_tree, cursor_node, &iter, cursor_path);
15610 gtk_tree_view_column_cell_set_cell_data (focus_column,
15611 tree_view->priv->model,
15613 GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_PARENT),
15614 cursor_node->children ? TRUE : FALSE);
15615 gtk_tree_view_get_cell_area (tree_view,
15620 if (gtk_cell_area_activate (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (focus_column)),
15621 _gtk_tree_view_column_get_context (focus_column),
15622 GTK_WIDGET (tree_view),
15631 _gtk_tree_view_add_editable (GtkTreeView *tree_view,
15632 GtkTreeViewColumn *column,
15634 GtkCellEditable *cell_editable,
15635 GdkRectangle *cell_area)
15637 gint pre_val = gtk_adjustment_get_value (tree_view->priv->vadjustment);
15638 GtkRequisition requisition;
15640 tree_view->priv->edited_column = column;
15642 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
15643 cell_area->y += pre_val - (int)gtk_adjustment_get_value (tree_view->priv->vadjustment);
15645 gtk_widget_get_preferred_size (GTK_WIDGET (cell_editable),
15646 &requisition, NULL);
15648 tree_view->priv->draw_keyfocus = TRUE;
15650 if (requisition.height < cell_area->height)
15652 gint diff = cell_area->height - requisition.height;
15653 gtk_tree_view_put (tree_view,
15654 GTK_WIDGET (cell_editable),
15655 cell_area->x, cell_area->y + diff/2,
15656 cell_area->width, requisition.height);
15660 gtk_tree_view_put (tree_view,
15661 GTK_WIDGET (cell_editable),
15662 cell_area->x, cell_area->y,
15663 cell_area->width, cell_area->height);
15668 gtk_tree_view_stop_editing (GtkTreeView *tree_view,
15669 gboolean cancel_editing)
15671 GtkTreeViewColumn *column;
15673 if (tree_view->priv->edited_column == NULL)
15677 * This is very evil. We need to do this, because
15678 * gtk_cell_editable_editing_done may trigger gtk_tree_view_row_changed
15679 * later on. If gtk_tree_view_row_changed notices
15680 * tree_view->priv->edited_column != NULL, it'll call
15681 * gtk_tree_view_stop_editing again. Bad things will happen then.
15683 * Please read that again if you intend to modify anything here.
15686 column = tree_view->priv->edited_column;
15687 gtk_cell_area_stop_editing (gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column)), cancel_editing);
15688 tree_view->priv->edited_column = NULL;
15693 * gtk_tree_view_set_hover_selection:
15694 * @tree_view: a #GtkTreeView
15695 * @hover: %TRUE to enable hover selection mode
15697 * Enables or disables the hover selection mode of @tree_view.
15698 * Hover selection makes the selected row follow the pointer.
15699 * Currently, this works only for the selection modes
15700 * %GTK_SELECTION_SINGLE and %GTK_SELECTION_BROWSE.
15705 gtk_tree_view_set_hover_selection (GtkTreeView *tree_view,
15708 hover = hover != FALSE;
15710 if (hover != tree_view->priv->hover_selection)
15712 tree_view->priv->hover_selection = hover;
15714 g_object_notify (G_OBJECT (tree_view), "hover-selection");
15719 * gtk_tree_view_get_hover_selection:
15720 * @tree_view: a #GtkTreeView
15722 * Returns whether hover selection mode is turned on for @tree_view.
15724 * Return value: %TRUE if @tree_view is in hover selection mode
15729 gtk_tree_view_get_hover_selection (GtkTreeView *tree_view)
15731 return tree_view->priv->hover_selection;
15735 * gtk_tree_view_set_hover_expand:
15736 * @tree_view: a #GtkTreeView
15737 * @expand: %TRUE to enable hover selection mode
15739 * Enables of disables the hover expansion mode of @tree_view.
15740 * Hover expansion makes rows expand or collapse if the pointer
15746 gtk_tree_view_set_hover_expand (GtkTreeView *tree_view,
15749 expand = expand != FALSE;
15751 if (expand != tree_view->priv->hover_expand)
15753 tree_view->priv->hover_expand = expand;
15755 g_object_notify (G_OBJECT (tree_view), "hover-expand");
15760 * gtk_tree_view_get_hover_expand:
15761 * @tree_view: a #GtkTreeView
15763 * Returns whether hover expansion mode is turned on for @tree_view.
15765 * Return value: %TRUE if @tree_view is in hover expansion mode
15770 gtk_tree_view_get_hover_expand (GtkTreeView *tree_view)
15772 return tree_view->priv->hover_expand;
15776 * gtk_tree_view_set_rubber_banding:
15777 * @tree_view: a #GtkTreeView
15778 * @enable: %TRUE to enable rubber banding
15780 * Enables or disables rubber banding in @tree_view. If the selection mode
15781 * is #GTK_SELECTION_MULTIPLE, rubber banding will allow the user to select
15782 * multiple rows by dragging the mouse.
15787 gtk_tree_view_set_rubber_banding (GtkTreeView *tree_view,
15790 enable = enable != FALSE;
15792 if (enable != tree_view->priv->rubber_banding_enable)
15794 tree_view->priv->rubber_banding_enable = enable;
15796 g_object_notify (G_OBJECT (tree_view), "rubber-banding");
15801 * gtk_tree_view_get_rubber_banding:
15802 * @tree_view: a #GtkTreeView
15804 * Returns whether rubber banding is turned on for @tree_view. If the
15805 * selection mode is #GTK_SELECTION_MULTIPLE, rubber banding will allow the
15806 * user to select multiple rows by dragging the mouse.
15808 * Return value: %TRUE if rubber banding in @tree_view is enabled.
15813 gtk_tree_view_get_rubber_banding (GtkTreeView *tree_view)
15815 return tree_view->priv->rubber_banding_enable;
15819 * gtk_tree_view_is_rubber_banding_active:
15820 * @tree_view: a #GtkTreeView
15822 * Returns whether a rubber banding operation is currently being done
15825 * Return value: %TRUE if a rubber banding operation is currently being
15826 * done in @tree_view.
15831 gtk_tree_view_is_rubber_banding_active (GtkTreeView *tree_view)
15833 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
15835 if (tree_view->priv->rubber_banding_enable
15836 && tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE)
15843 * gtk_tree_view_get_row_separator_func: (skip)
15844 * @tree_view: a #GtkTreeView
15846 * Returns the current row separator function.
15848 * Return value: the current row separator function.
15852 GtkTreeViewRowSeparatorFunc
15853 gtk_tree_view_get_row_separator_func (GtkTreeView *tree_view)
15855 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
15857 return tree_view->priv->row_separator_func;
15861 * gtk_tree_view_set_row_separator_func:
15862 * @tree_view: a #GtkTreeView
15863 * @func: (allow-none): a #GtkTreeViewRowSeparatorFunc
15864 * @data: (allow-none): user data to pass to @func, or %NULL
15865 * @destroy: (allow-none): destroy notifier for @data, or %NULL
15867 * Sets the row separator function, which is used to determine
15868 * whether a row should be drawn as a separator. If the row separator
15869 * function is %NULL, no separators are drawn. This is the default value.
15874 gtk_tree_view_set_row_separator_func (GtkTreeView *tree_view,
15875 GtkTreeViewRowSeparatorFunc func,
15877 GDestroyNotify destroy)
15879 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15881 if (tree_view->priv->row_separator_destroy)
15882 tree_view->priv->row_separator_destroy (tree_view->priv->row_separator_data);
15884 tree_view->priv->row_separator_func = func;
15885 tree_view->priv->row_separator_data = data;
15886 tree_view->priv->row_separator_destroy = destroy;
15888 /* Have the tree recalculate heights */
15889 _gtk_rbtree_mark_invalid (tree_view->priv->tree);
15890 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
15895 gtk_tree_view_grab_notify (GtkWidget *widget,
15896 gboolean was_grabbed)
15898 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
15900 tree_view->priv->in_grab = !was_grabbed;
15904 tree_view->priv->pressed_button = -1;
15906 if (tree_view->priv->rubber_band_status)
15907 gtk_tree_view_stop_rubber_band (tree_view);
15912 gtk_tree_view_state_flags_changed (GtkWidget *widget,
15913 GtkStateFlags previous_state)
15915 if (gtk_widget_get_realized (widget))
15916 gtk_tree_view_ensure_background (GTK_TREE_VIEW (widget));
15918 gtk_widget_queue_draw (widget);
15922 * gtk_tree_view_get_grid_lines:
15923 * @tree_view: a #GtkTreeView
15925 * Returns which grid lines are enabled in @tree_view.
15927 * Return value: a #GtkTreeViewGridLines value indicating which grid lines
15932 GtkTreeViewGridLines
15933 gtk_tree_view_get_grid_lines (GtkTreeView *tree_view)
15935 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
15937 return tree_view->priv->grid_lines;
15941 * gtk_tree_view_set_grid_lines:
15942 * @tree_view: a #GtkTreeView
15943 * @grid_lines: a #GtkTreeViewGridLines value indicating which grid lines to
15946 * Sets which grid lines to draw in @tree_view.
15951 gtk_tree_view_set_grid_lines (GtkTreeView *tree_view,
15952 GtkTreeViewGridLines grid_lines)
15954 GtkTreeViewPrivate *priv;
15956 GtkTreeViewGridLines old_grid_lines;
15958 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
15960 priv = tree_view->priv;
15961 widget = GTK_WIDGET (tree_view);
15963 old_grid_lines = priv->grid_lines;
15964 priv->grid_lines = grid_lines;
15966 if (gtk_widget_get_realized (widget))
15968 if (grid_lines == GTK_TREE_VIEW_GRID_LINES_NONE &&
15969 priv->grid_line_width)
15971 priv->grid_line_width = 0;
15974 if (grid_lines != GTK_TREE_VIEW_GRID_LINES_NONE &&
15975 !priv->grid_line_width)
15979 gtk_widget_style_get (widget,
15980 "grid-line-width", &priv->grid_line_width,
15981 "grid-line-pattern", (gchar *)&dash_list,
15986 priv->grid_line_dashes[0] = dash_list[0];
15988 priv->grid_line_dashes[1] = dash_list[1];
15990 g_free (dash_list);
15994 priv->grid_line_dashes[0] = 1;
15995 priv->grid_line_dashes[1] = 1;
16000 if (old_grid_lines != grid_lines)
16002 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16004 g_object_notify (G_OBJECT (tree_view), "enable-grid-lines");
16009 * gtk_tree_view_get_enable_tree_lines:
16010 * @tree_view: a #GtkTreeView.
16012 * Returns whether or not tree lines are drawn in @tree_view.
16014 * Return value: %TRUE if tree lines are drawn in @tree_view, %FALSE
16020 gtk_tree_view_get_enable_tree_lines (GtkTreeView *tree_view)
16022 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
16024 return tree_view->priv->tree_lines_enabled;
16028 * gtk_tree_view_set_enable_tree_lines:
16029 * @tree_view: a #GtkTreeView
16030 * @enabled: %TRUE to enable tree line drawing, %FALSE otherwise.
16032 * Sets whether to draw lines interconnecting the expanders in @tree_view.
16033 * This does not have any visible effects for lists.
16038 gtk_tree_view_set_enable_tree_lines (GtkTreeView *tree_view,
16041 GtkTreeViewPrivate *priv;
16043 gboolean was_enabled;
16045 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16047 enabled = enabled != FALSE;
16049 priv = tree_view->priv;
16050 widget = GTK_WIDGET (tree_view);
16052 was_enabled = priv->tree_lines_enabled;
16054 priv->tree_lines_enabled = enabled;
16056 if (gtk_widget_get_realized (widget))
16058 if (!enabled && priv->tree_line_width)
16060 priv->tree_line_width = 0;
16063 if (enabled && !priv->tree_line_width)
16066 gtk_widget_style_get (widget,
16067 "tree-line-width", &priv->tree_line_width,
16068 "tree-line-pattern", (gchar *)&dash_list,
16073 priv->tree_line_dashes[0] = dash_list[0];
16075 priv->tree_line_dashes[1] = dash_list[1];
16077 g_free (dash_list);
16081 priv->tree_line_dashes[0] = 1;
16082 priv->tree_line_dashes[1] = 1;
16087 if (was_enabled != enabled)
16089 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16091 g_object_notify (G_OBJECT (tree_view), "enable-tree-lines");
16097 * gtk_tree_view_set_show_expanders:
16098 * @tree_view: a #GtkTreeView
16099 * @enabled: %TRUE to enable expander drawing, %FALSE otherwise.
16101 * Sets whether to draw and enable expanders and indent child rows in
16102 * @tree_view. When disabled there will be no expanders visible in trees
16103 * and there will be no way to expand and collapse rows by default. Also
16104 * note that hiding the expanders will disable the default indentation. You
16105 * can set a custom indentation in this case using
16106 * gtk_tree_view_set_level_indentation().
16107 * This does not have any visible effects for lists.
16112 gtk_tree_view_set_show_expanders (GtkTreeView *tree_view,
16115 gboolean was_enabled;
16117 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16119 enabled = enabled != FALSE;
16120 was_enabled = tree_view->priv->show_expanders;
16122 tree_view->priv->show_expanders = enabled == TRUE;
16124 if (enabled != was_enabled)
16125 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16129 * gtk_tree_view_get_show_expanders:
16130 * @tree_view: a #GtkTreeView.
16132 * Returns whether or not expanders are drawn in @tree_view.
16134 * Return value: %TRUE if expanders are drawn in @tree_view, %FALSE
16140 gtk_tree_view_get_show_expanders (GtkTreeView *tree_view)
16142 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
16144 return tree_view->priv->show_expanders;
16148 * gtk_tree_view_set_level_indentation:
16149 * @tree_view: a #GtkTreeView
16150 * @indentation: the amount, in pixels, of extra indentation in @tree_view.
16152 * Sets the amount of extra indentation for child levels to use in @tree_view
16153 * in addition to the default indentation. The value should be specified in
16154 * pixels, a value of 0 disables this feature and in this case only the default
16155 * indentation will be used.
16156 * This does not have any visible effects for lists.
16161 gtk_tree_view_set_level_indentation (GtkTreeView *tree_view,
16164 tree_view->priv->level_indentation = indentation;
16166 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
16170 * gtk_tree_view_get_level_indentation:
16171 * @tree_view: a #GtkTreeView.
16173 * Returns the amount, in pixels, of extra indentation for child levels
16176 * Return value: the amount of extra indentation for child levels in
16177 * @tree_view. A return value of 0 means that this feature is disabled.
16182 gtk_tree_view_get_level_indentation (GtkTreeView *tree_view)
16184 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
16186 return tree_view->priv->level_indentation;
16190 * gtk_tree_view_set_tooltip_row:
16191 * @tree_view: a #GtkTreeView
16192 * @tooltip: a #GtkTooltip
16193 * @path: a #GtkTreePath
16195 * Sets the tip area of @tooltip to be the area covered by the row at @path.
16196 * See also gtk_tree_view_set_tooltip_column() for a simpler alternative.
16197 * See also gtk_tooltip_set_tip_area().
16202 gtk_tree_view_set_tooltip_row (GtkTreeView *tree_view,
16203 GtkTooltip *tooltip,
16206 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16207 g_return_if_fail (GTK_IS_TOOLTIP (tooltip));
16209 gtk_tree_view_set_tooltip_cell (tree_view, tooltip, path, NULL, NULL);
16213 * gtk_tree_view_set_tooltip_cell:
16214 * @tree_view: a #GtkTreeView
16215 * @tooltip: a #GtkTooltip
16216 * @path: (allow-none): a #GtkTreePath or %NULL
16217 * @column: (allow-none): a #GtkTreeViewColumn or %NULL
16218 * @cell: (allow-none): a #GtkCellRenderer or %NULL
16220 * Sets the tip area of @tooltip to the area @path, @column and @cell have
16221 * in common. For example if @path is %NULL and @column is set, the tip
16222 * area will be set to the full area covered by @column. See also
16223 * gtk_tooltip_set_tip_area().
16225 * Note that if @path is not specified and @cell is set and part of a column
16226 * containing the expander, the tooltip might not show and hide at the correct
16227 * position. In such cases @path must be set to the current node under the
16228 * mouse cursor for this function to operate correctly.
16230 * See also gtk_tree_view_set_tooltip_column() for a simpler alternative.
16235 gtk_tree_view_set_tooltip_cell (GtkTreeView *tree_view,
16236 GtkTooltip *tooltip,
16238 GtkTreeViewColumn *column,
16239 GtkCellRenderer *cell)
16241 GtkAllocation allocation;
16244 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16245 g_return_if_fail (GTK_IS_TOOLTIP (tooltip));
16246 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
16247 g_return_if_fail (cell == NULL || GTK_IS_CELL_RENDERER (cell));
16249 /* Determine x values. */
16250 if (column && cell)
16255 /* We always pass in path here, whether it is NULL or not.
16256 * For cells in expander columns path must be specified so that
16257 * we can correctly account for the indentation. This also means
16258 * that the tooltip is constrained vertically by the "Determine y
16259 * values" code below; this is not a real problem since cells actually
16260 * don't stretch vertically in constrast to columns.
16262 gtk_tree_view_get_cell_area (tree_view, path, column, &tmp);
16263 gtk_tree_view_column_cell_get_position (column, cell, &start, &width);
16265 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
16268 rect.width = width;
16274 gtk_tree_view_get_background_area (tree_view, NULL, column, &tmp);
16275 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
16278 rect.width = tmp.width;
16282 gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation);
16284 rect.width = allocation.width;
16287 /* Determine y values. */
16292 gtk_tree_view_get_background_area (tree_view, path, NULL, &tmp);
16293 gtk_tree_view_convert_bin_window_to_widget_coords (tree_view,
16296 rect.height = tmp.height;
16301 rect.height = gtk_adjustment_get_page_size (tree_view->priv->vadjustment);
16304 gtk_tooltip_set_tip_area (tooltip, &rect);
16308 * gtk_tree_view_get_tooltip_context:
16309 * @tree_view: a #GtkTreeView
16310 * @x: (inout): the x coordinate (relative to widget coordinates)
16311 * @y: (inout): the y coordinate (relative to widget coordinates)
16312 * @keyboard_tip: whether this is a keyboard tooltip or not
16313 * @model: (out) (allow-none) (transfer none): a pointer to receive a
16314 * #GtkTreeModel or %NULL
16315 * @path: (out) (allow-none): a pointer to receive a #GtkTreePath or %NULL
16316 * @iter: (out) (allow-none): a pointer to receive a #GtkTreeIter or %NULL
16318 * This function is supposed to be used in a #GtkWidget::query-tooltip
16319 * signal handler for #GtkTreeView. The @x, @y and @keyboard_tip values
16320 * which are received in the signal handler, should be passed to this
16321 * function without modification.
16323 * The return value indicates whether there is a tree view row at the given
16324 * coordinates (%TRUE) or not (%FALSE) for mouse tooltips. For keyboard
16325 * tooltips the row returned will be the cursor row. When %TRUE, then any of
16326 * @model, @path and @iter which have been provided will be set to point to
16327 * that row and the corresponding model. @x and @y will always be converted
16328 * to be relative to @tree_view's bin_window if @keyboard_tooltip is %FALSE.
16330 * Return value: whether or not the given tooltip context points to a row.
16335 gtk_tree_view_get_tooltip_context (GtkTreeView *tree_view,
16338 gboolean keyboard_tip,
16339 GtkTreeModel **model,
16340 GtkTreePath **path,
16343 GtkTreePath *tmppath = NULL;
16345 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
16346 g_return_val_if_fail (x != NULL, FALSE);
16347 g_return_val_if_fail (y != NULL, FALSE);
16351 gtk_tree_view_get_cursor (tree_view, &tmppath, NULL);
16358 gtk_tree_view_convert_widget_to_bin_window_coords (tree_view, *x, *y,
16361 if (!gtk_tree_view_get_path_at_pos (tree_view, *x, *y,
16362 &tmppath, NULL, NULL, NULL))
16367 *model = gtk_tree_view_get_model (tree_view);
16370 gtk_tree_model_get_iter (gtk_tree_view_get_model (tree_view),
16376 gtk_tree_path_free (tmppath);
16382 gtk_tree_view_set_tooltip_query_cb (GtkWidget *widget,
16385 gboolean keyboard_tip,
16386 GtkTooltip *tooltip,
16389 GValue value = G_VALUE_INIT;
16390 GValue transformed = G_VALUE_INIT;
16393 GtkTreeModel *model;
16394 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
16396 if (!gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (widget),
16399 &model, &path, &iter))
16402 gtk_tree_model_get_value (model, &iter,
16403 tree_view->priv->tooltip_column, &value);
16405 g_value_init (&transformed, G_TYPE_STRING);
16407 if (!g_value_transform (&value, &transformed))
16409 g_value_unset (&value);
16410 gtk_tree_path_free (path);
16415 g_value_unset (&value);
16417 if (!g_value_get_string (&transformed))
16419 g_value_unset (&transformed);
16420 gtk_tree_path_free (path);
16425 gtk_tooltip_set_markup (tooltip, g_value_get_string (&transformed));
16426 gtk_tree_view_set_tooltip_row (tree_view, tooltip, path);
16428 gtk_tree_path_free (path);
16429 g_value_unset (&transformed);
16435 * gtk_tree_view_set_tooltip_column:
16436 * @tree_view: a #GtkTreeView
16437 * @column: an integer, which is a valid column number for @tree_view's model
16439 * If you only plan to have simple (text-only) tooltips on full rows, you
16440 * can use this function to have #GtkTreeView handle these automatically
16441 * for you. @column should be set to the column in @tree_view's model
16442 * containing the tooltip texts, or -1 to disable this feature.
16444 * When enabled, #GtkWidget::has-tooltip will be set to %TRUE and
16445 * @tree_view will connect a #GtkWidget::query-tooltip signal handler.
16447 * Note that the signal handler sets the text with gtk_tooltip_set_markup(),
16448 * so &, <, etc have to be escaped in the text.
16453 gtk_tree_view_set_tooltip_column (GtkTreeView *tree_view,
16456 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
16458 if (column == tree_view->priv->tooltip_column)
16463 g_signal_handlers_disconnect_by_func (tree_view,
16464 gtk_tree_view_set_tooltip_query_cb,
16466 gtk_widget_set_has_tooltip (GTK_WIDGET (tree_view), FALSE);
16470 if (tree_view->priv->tooltip_column == -1)
16472 g_signal_connect (tree_view, "query-tooltip",
16473 G_CALLBACK (gtk_tree_view_set_tooltip_query_cb), NULL);
16474 gtk_widget_set_has_tooltip (GTK_WIDGET (tree_view), TRUE);
16478 tree_view->priv->tooltip_column = column;
16479 g_object_notify (G_OBJECT (tree_view), "tooltip-column");
16483 * gtk_tree_view_get_tooltip_column:
16484 * @tree_view: a #GtkTreeView
16486 * Returns the column of @tree_view's model which is being used for
16487 * displaying tooltips on @tree_view's rows.
16489 * Return value: the index of the tooltip column that is currently being
16490 * used, or -1 if this is disabled.
16495 gtk_tree_view_get_tooltip_column (GtkTreeView *tree_view)
16497 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
16499 return tree_view->priv->tooltip_column;