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.
22 #include <gdk/gdkkeysyms.h>
24 #include "gtktreeview.h"
25 #include "gtkrbtree.h"
26 #include "gtktreednd.h"
27 #include "gtktreeprivate.h"
28 #include "gtkcellrenderer.h"
30 #include "gtkmarshalers.h"
31 #include "gtkbutton.h"
32 #include "gtkalignment.h"
37 #include "gtkbindings.h"
38 #include "gtkcontainer.h"
40 #include "gtktreemodelsort.h"
42 #define GTK_TREE_VIEW_SEARCH_DIALOG_KEY "gtk-tree-view-search-dialog"
44 #define GTK_TREE_VIEW_PRIORITY_VALIDATE (GDK_PRIORITY_REDRAW + 5)
45 #define GTK_TREE_VIEW_PRIORITY_SCROLL_SYNC (GTK_TREE_VIEW_PRIORITY_VALIDATE + 2)
46 #define GTK_TREE_VIEW_NUM_ROWS_PER_IDLE 500
47 #define SCROLL_EDGE_SIZE 15
48 #define EXPANDER_EXTRA_PADDING 4
50 /* The "background" areas of all rows/cells add up to cover the entire tree.
51 * The background includes all inter-row and inter-cell spacing.
52 * The "cell" areas are the cell_area passed in to gtk_cell_renderer_render(),
53 * i.e. just the cells, no spacing.
56 #define BACKGROUND_HEIGHT(node) (GTK_RBNODE_GET_HEIGHT (node))
57 #define CELL_HEIGHT(node, separator) ((BACKGROUND_HEIGHT (node)) - (separator))
59 #define TREE_WINDOW_Y_TO_RBTREE_Y(tree_view,y) ((y) + tree_view->priv->dy)
60 #define RBTREE_Y_TO_TREE_WINDOW_Y(tree_view,y) ((y) - tree_view->priv->dy)
62 /* This is in Window coordinates */
63 #define BACKGROUND_FIRST_PIXEL(tree_view,tree,node) (RBTREE_Y_TO_TREE_WINDOW_Y (tree_view, _gtk_rbtree_node_find_offset ((tree), (node))))
64 #define CELL_FIRST_PIXEL(tree_view,tree,node,separator) (BACKGROUND_FIRST_PIXEL (tree_view,tree,node) + separator/2)
67 typedef struct _GtkTreeViewChild GtkTreeViewChild;
68 struct _GtkTreeViewChild
78 typedef struct _TreeViewDragInfo TreeViewDragInfo;
79 struct _TreeViewDragInfo
81 GdkModifierType start_button_mask;
82 GtkTargetList *source_target_list;
83 GdkDragAction source_actions;
85 GtkTargetList *dest_target_list;
107 EXPAND_COLLAPSE_CURSOR_ROW,
108 SELECT_CURSOR_PARENT,
109 START_INTERACTIVE_SEARCH,
119 PROP_HEADERS_VISIBLE,
120 PROP_HEADERS_CLICKABLE,
121 PROP_EXPANDER_COLUMN,
126 PROP_FIXED_HEIGHT_MODE
129 static void gtk_tree_view_class_init (GtkTreeViewClass *klass);
130 static void gtk_tree_view_init (GtkTreeView *tree_view);
133 static void gtk_tree_view_finalize (GObject *object);
134 static void gtk_tree_view_set_property (GObject *object,
138 static void gtk_tree_view_get_property (GObject *object,
143 /* gtkobject signals */
144 static void gtk_tree_view_destroy (GtkObject *object);
146 /* gtkwidget signals */
147 static void gtk_tree_view_realize (GtkWidget *widget);
148 static void gtk_tree_view_unrealize (GtkWidget *widget);
149 static void gtk_tree_view_map (GtkWidget *widget);
150 static void gtk_tree_view_size_request (GtkWidget *widget,
151 GtkRequisition *requisition);
152 static void gtk_tree_view_size_allocate (GtkWidget *widget,
153 GtkAllocation *allocation);
154 static gboolean gtk_tree_view_expose (GtkWidget *widget,
155 GdkEventExpose *event);
156 static gboolean gtk_tree_view_key_press (GtkWidget *widget,
158 static gboolean gtk_tree_view_motion (GtkWidget *widget,
159 GdkEventMotion *event);
160 static gboolean gtk_tree_view_enter_notify (GtkWidget *widget,
161 GdkEventCrossing *event);
162 static gboolean gtk_tree_view_leave_notify (GtkWidget *widget,
163 GdkEventCrossing *event);
164 static gboolean gtk_tree_view_button_press (GtkWidget *widget,
165 GdkEventButton *event);
166 static gboolean gtk_tree_view_button_release (GtkWidget *widget,
167 GdkEventButton *event);
168 static void gtk_tree_view_set_focus_child (GtkContainer *container,
170 static gint gtk_tree_view_focus_out (GtkWidget *widget,
171 GdkEventFocus *event);
172 static gint gtk_tree_view_focus (GtkWidget *widget,
173 GtkDirectionType direction);
174 static void gtk_tree_view_grab_focus (GtkWidget *widget);
175 static void gtk_tree_view_style_set (GtkWidget *widget,
176 GtkStyle *previous_style);
178 /* container signals */
179 static void gtk_tree_view_remove (GtkContainer *container,
181 static void gtk_tree_view_forall (GtkContainer *container,
182 gboolean include_internals,
183 GtkCallback callback,
184 gpointer callback_data);
186 /* Source side drag signals */
187 static void gtk_tree_view_drag_begin (GtkWidget *widget,
188 GdkDragContext *context);
189 static void gtk_tree_view_drag_end (GtkWidget *widget,
190 GdkDragContext *context);
191 static void gtk_tree_view_drag_data_get (GtkWidget *widget,
192 GdkDragContext *context,
193 GtkSelectionData *selection_data,
196 static void gtk_tree_view_drag_data_delete (GtkWidget *widget,
197 GdkDragContext *context);
199 /* Target side drag signals */
200 static void gtk_tree_view_drag_leave (GtkWidget *widget,
201 GdkDragContext *context,
203 static gboolean gtk_tree_view_drag_motion (GtkWidget *widget,
204 GdkDragContext *context,
208 static gboolean gtk_tree_view_drag_drop (GtkWidget *widget,
209 GdkDragContext *context,
213 static void gtk_tree_view_drag_data_received (GtkWidget *widget,
214 GdkDragContext *context,
217 GtkSelectionData *selection_data,
221 /* tree_model signals */
222 static void gtk_tree_view_set_adjustments (GtkTreeView *tree_view,
224 GtkAdjustment *vadj);
225 static gboolean gtk_tree_view_real_move_cursor (GtkTreeView *tree_view,
226 GtkMovementStep step,
228 static gboolean gtk_tree_view_real_select_all (GtkTreeView *tree_view);
229 static gboolean gtk_tree_view_real_unselect_all (GtkTreeView *tree_view);
230 static gboolean gtk_tree_view_real_select_cursor_row (GtkTreeView *tree_view,
231 gboolean start_editing);
232 static gboolean gtk_tree_view_real_toggle_cursor_row (GtkTreeView *tree_view);
233 static gboolean gtk_tree_view_real_expand_collapse_cursor_row (GtkTreeView *tree_view,
237 static gboolean gtk_tree_view_real_select_cursor_parent (GtkTreeView *tree_view);
238 static void gtk_tree_view_row_changed (GtkTreeModel *model,
242 static void gtk_tree_view_row_inserted (GtkTreeModel *model,
246 static void gtk_tree_view_row_has_child_toggled (GtkTreeModel *model,
250 static void gtk_tree_view_row_deleted (GtkTreeModel *model,
253 static void gtk_tree_view_rows_reordered (GtkTreeModel *model,
259 /* Incremental reflow */
260 static gboolean validate_row (GtkTreeView *tree_view,
265 static void validate_visible_area (GtkTreeView *tree_view);
266 static gboolean validate_rows_handler (GtkTreeView *tree_view);
267 static gboolean validate_rows (GtkTreeView *tree_view);
268 static gboolean presize_handler_callback (gpointer data);
269 static void install_presize_handler (GtkTreeView *tree_view);
270 static void install_scroll_sync_handler (GtkTreeView *tree_view);
271 static void gtk_tree_view_dy_to_top_row (GtkTreeView *tree_view);
272 static void gtk_tree_view_top_row_to_dy (GtkTreeView *tree_view);
275 /* Internal functions */
276 static gboolean gtk_tree_view_is_expander_column (GtkTreeView *tree_view,
277 GtkTreeViewColumn *column);
278 static void gtk_tree_view_add_move_binding (GtkBindingSet *binding_set,
281 GtkMovementStep step,
283 static gint gtk_tree_view_unref_and_check_selection_tree (GtkTreeView *tree_view,
285 static void gtk_tree_view_queue_draw_path (GtkTreeView *tree_view,
287 GdkRectangle *clip_rect);
288 static void gtk_tree_view_queue_draw_arrow (GtkTreeView *tree_view,
291 GdkRectangle *clip_rect);
292 static void gtk_tree_view_draw_arrow (GtkTreeView *tree_view,
297 static void gtk_tree_view_get_arrow_xrange (GtkTreeView *tree_view,
301 static gint gtk_tree_view_new_column_width (GtkTreeView *tree_view,
304 static void gtk_tree_view_adjustment_changed (GtkAdjustment *adjustment,
305 GtkTreeView *tree_view);
306 static void gtk_tree_view_build_tree (GtkTreeView *tree_view,
311 static gboolean gtk_tree_view_discover_dirty_iter (GtkTreeView *tree_view,
316 static void gtk_tree_view_discover_dirty (GtkTreeView *tree_view,
320 static void gtk_tree_view_clamp_node_visible (GtkTreeView *tree_view,
323 static void gtk_tree_view_clamp_column_visible (GtkTreeView *tree_view,
324 GtkTreeViewColumn *column);
325 static gboolean gtk_tree_view_maybe_begin_dragging_row (GtkTreeView *tree_view,
326 GdkEventMotion *event);
327 static void gtk_tree_view_focus_to_cursor (GtkTreeView *tree_view);
328 static void gtk_tree_view_move_cursor_up_down (GtkTreeView *tree_view,
330 static void gtk_tree_view_move_cursor_page_up_down (GtkTreeView *tree_view,
332 static void gtk_tree_view_move_cursor_left_right (GtkTreeView *tree_view,
334 static void gtk_tree_view_move_cursor_start_end (GtkTreeView *tree_view,
336 static gboolean gtk_tree_view_real_collapse_row (GtkTreeView *tree_view,
341 static gboolean gtk_tree_view_real_expand_row (GtkTreeView *tree_view,
347 static void gtk_tree_view_real_set_cursor (GtkTreeView *tree_view,
349 gboolean clear_and_select,
350 gboolean clamp_node);
351 static gboolean gtk_tree_view_has_special_cell (GtkTreeView *tree_view);
352 static void column_sizing_notify (GObject *object,
355 static void gtk_tree_view_set_fixed_height_mode (GtkTreeView *tree_view,
358 static gboolean expand_collapse_timeout (gpointer data);
359 static gboolean do_expand_collapse (GtkTreeView *tree_view);
361 /* interactive search */
362 static void gtk_tree_view_search_dialog_destroy (GtkWidget *search_dialog,
363 GtkTreeView *tree_view);
364 static void gtk_tree_view_search_position_func (GtkTreeView *tree_view,
365 GtkWidget *search_dialog);
366 static void gtk_tree_view_search_disable_popdown (GtkEntry *entry,
369 static gboolean gtk_tree_view_real_search_enable_popdown(gpointer data);
370 static void gtk_tree_view_search_enable_popdown (GtkWidget *widget,
372 static gboolean gtk_tree_view_search_delete_event (GtkWidget *widget,
374 GtkTreeView *tree_view);
375 static gboolean gtk_tree_view_search_button_press_event (GtkWidget *widget,
376 GdkEventButton *event,
377 GtkTreeView *tree_view);
378 static gboolean gtk_tree_view_search_key_press_event (GtkWidget *entry,
380 GtkTreeView *tree_view);
381 static void gtk_tree_view_search_move (GtkWidget *window,
382 GtkTreeView *tree_view,
384 static gboolean gtk_tree_view_search_equal_func (GtkTreeModel *model,
388 gpointer search_data);
389 static gboolean gtk_tree_view_search_iter (GtkTreeModel *model,
390 GtkTreeSelection *selection,
395 static void gtk_tree_view_search_init (GtkWidget *entry,
396 GtkTreeView *tree_view);
397 static void gtk_tree_view_put (GtkTreeView *tree_view,
398 GtkWidget *child_widget,
403 static gboolean gtk_tree_view_start_editing (GtkTreeView *tree_view,
404 GtkTreePath *cursor_path);
405 static void gtk_tree_view_real_start_editing (GtkTreeView *tree_view,
406 GtkTreeViewColumn *column,
408 GtkCellEditable *cell_editable,
409 GdkRectangle *cell_area,
412 static void gtk_tree_view_stop_editing (GtkTreeView *tree_view,
413 gboolean cancel_editing);
414 static gboolean gtk_tree_view_real_start_interactive_search (GtkTreeView *tree_view);
415 static GtkTreeViewColumn *gtk_tree_view_get_drop_column (GtkTreeView *tree_view,
416 GtkTreeViewColumn *column,
420 static GtkContainerClass *parent_class = NULL;
421 static guint tree_view_signals [LAST_SIGNAL] = { 0 };
429 gtk_tree_view_get_type (void)
431 static GType tree_view_type = 0;
435 static const GTypeInfo tree_view_info =
437 sizeof (GtkTreeViewClass),
438 NULL, /* base_init */
439 NULL, /* base_finalize */
440 (GClassInitFunc) gtk_tree_view_class_init,
441 NULL, /* class_finalize */
442 NULL, /* class_data */
443 sizeof (GtkTreeView),
445 (GInstanceInitFunc) gtk_tree_view_init
449 g_type_register_static (GTK_TYPE_CONTAINER, "GtkTreeView",
453 return tree_view_type;
457 gtk_tree_view_class_init (GtkTreeViewClass *class)
459 GObjectClass *o_class;
460 GtkObjectClass *object_class;
461 GtkWidgetClass *widget_class;
462 GtkContainerClass *container_class;
463 GtkBindingSet *binding_set;
465 parent_class = g_type_class_peek_parent (class);
466 binding_set = gtk_binding_set_by_class (class);
468 o_class = (GObjectClass *) class;
469 object_class = (GtkObjectClass *) class;
470 widget_class = (GtkWidgetClass *) class;
471 container_class = (GtkContainerClass *) class;
473 /* GObject signals */
474 o_class->set_property = gtk_tree_view_set_property;
475 o_class->get_property = gtk_tree_view_get_property;
476 o_class->finalize = gtk_tree_view_finalize;
478 /* GtkObject signals */
479 object_class->destroy = gtk_tree_view_destroy;
481 /* GtkWidget signals */
482 widget_class->map = gtk_tree_view_map;
483 widget_class->realize = gtk_tree_view_realize;
484 widget_class->unrealize = gtk_tree_view_unrealize;
485 widget_class->size_request = gtk_tree_view_size_request;
486 widget_class->size_allocate = gtk_tree_view_size_allocate;
487 widget_class->button_press_event = gtk_tree_view_button_press;
488 widget_class->button_release_event = gtk_tree_view_button_release;
489 widget_class->motion_notify_event = gtk_tree_view_motion;
490 widget_class->expose_event = gtk_tree_view_expose;
491 widget_class->key_press_event = gtk_tree_view_key_press;
492 widget_class->enter_notify_event = gtk_tree_view_enter_notify;
493 widget_class->leave_notify_event = gtk_tree_view_leave_notify;
494 widget_class->focus_out_event = gtk_tree_view_focus_out;
495 widget_class->drag_begin = gtk_tree_view_drag_begin;
496 widget_class->drag_end = gtk_tree_view_drag_end;
497 widget_class->drag_data_get = gtk_tree_view_drag_data_get;
498 widget_class->drag_data_delete = gtk_tree_view_drag_data_delete;
499 widget_class->drag_leave = gtk_tree_view_drag_leave;
500 widget_class->drag_motion = gtk_tree_view_drag_motion;
501 widget_class->drag_drop = gtk_tree_view_drag_drop;
502 widget_class->drag_data_received = gtk_tree_view_drag_data_received;
503 widget_class->focus = gtk_tree_view_focus;
504 widget_class->grab_focus = gtk_tree_view_grab_focus;
505 widget_class->style_set = gtk_tree_view_style_set;
507 /* GtkContainer signals */
508 container_class->remove = gtk_tree_view_remove;
509 container_class->forall = gtk_tree_view_forall;
510 container_class->set_focus_child = gtk_tree_view_set_focus_child;
512 class->set_scroll_adjustments = gtk_tree_view_set_adjustments;
513 class->move_cursor = gtk_tree_view_real_move_cursor;
514 class->select_all = gtk_tree_view_real_select_all;
515 class->unselect_all = gtk_tree_view_real_unselect_all;
516 class->select_cursor_row = gtk_tree_view_real_select_cursor_row;
517 class->toggle_cursor_row = gtk_tree_view_real_toggle_cursor_row;
518 class->expand_collapse_cursor_row = gtk_tree_view_real_expand_collapse_cursor_row;
519 class->select_cursor_parent = gtk_tree_view_real_select_cursor_parent;
520 class->start_interactive_search = gtk_tree_view_real_start_interactive_search;
524 g_object_class_install_property (o_class,
526 g_param_spec_object ("model",
527 P_("TreeView Model"),
528 P_("The model for the tree view"),
532 g_object_class_install_property (o_class,
534 g_param_spec_object ("hadjustment",
535 P_("Horizontal Adjustment"),
536 P_("Horizontal Adjustment for the widget"),
540 g_object_class_install_property (o_class,
542 g_param_spec_object ("vadjustment",
543 P_("Vertical Adjustment"),
544 P_("Vertical Adjustment for the widget"),
548 g_object_class_install_property (o_class,
549 PROP_HEADERS_VISIBLE,
550 g_param_spec_boolean ("headers_visible",
552 P_("Show the column header buttons"),
556 g_object_class_install_property (o_class,
557 PROP_HEADERS_CLICKABLE,
558 g_param_spec_boolean ("headers_clickable",
559 P_("Headers Clickable"),
560 P_("Column headers respond to click events"),
564 g_object_class_install_property (o_class,
565 PROP_EXPANDER_COLUMN,
566 g_param_spec_object ("expander_column",
567 P_("Expander Column"),
568 P_("Set the column for the expander column"),
569 GTK_TYPE_TREE_VIEW_COLUMN,
572 g_object_class_install_property (o_class,
574 g_param_spec_boolean ("reorderable",
576 P_("View is reorderable"),
580 g_object_class_install_property (o_class,
582 g_param_spec_boolean ("rules_hint",
584 P_("Set a hint to the theme engine to draw rows in alternating colors"),
588 g_object_class_install_property (o_class,
590 g_param_spec_boolean ("enable_search",
592 P_("View allows user to search through columns interactively"),
596 g_object_class_install_property (o_class,
598 g_param_spec_int ("search_column",
600 P_("Model column to search through when searching through code"),
606 g_object_class_install_property (o_class,
607 PROP_FIXED_HEIGHT_MODE,
608 g_param_spec_boolean ("fixed_height_mode",
609 P_("Fixed Height Mode"),
610 P_("Speeds up GtkTreeView by assuming that all rows have the same height"),
614 /* Style properties */
615 #define _TREE_VIEW_EXPANDER_SIZE 10
616 #define _TREE_VIEW_VERTICAL_SEPARATOR 2
617 #define _TREE_VIEW_HORIZONTAL_SEPARATOR 2
619 gtk_widget_class_install_style_property (widget_class,
620 g_param_spec_int ("expander_size",
622 P_("Size of the expander arrow"),
625 _TREE_VIEW_EXPANDER_SIZE,
628 gtk_widget_class_install_style_property (widget_class,
629 g_param_spec_int ("vertical_separator",
630 P_("Vertical Separator Width"),
631 P_("Vertical space between cells. Must be an even number"),
634 _TREE_VIEW_VERTICAL_SEPARATOR,
637 gtk_widget_class_install_style_property (widget_class,
638 g_param_spec_int ("horizontal_separator",
639 P_("Horizontal Separator Width"),
640 P_("Horizontal space between cells. Must be an even number"),
643 _TREE_VIEW_HORIZONTAL_SEPARATOR,
646 gtk_widget_class_install_style_property (widget_class,
647 g_param_spec_boolean ("allow_rules",
649 P_("Allow drawing of alternating color rows"),
653 gtk_widget_class_install_style_property (widget_class,
654 g_param_spec_boolean ("indent_expanders",
655 P_("Indent Expanders"),
656 P_("Make the expanders indented"),
660 gtk_widget_class_install_style_property (widget_class,
661 g_param_spec_boxed ("even_row_color",
662 P_("Even Row Color"),
663 P_("Color to use for even rows"),
667 gtk_widget_class_install_style_property (widget_class,
668 g_param_spec_boxed ("odd_row_color",
670 P_("Color to use for odd rows"),
675 widget_class->set_scroll_adjustments_signal =
676 g_signal_new ("set_scroll_adjustments",
677 G_TYPE_FROM_CLASS (o_class),
678 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
679 G_STRUCT_OFFSET (GtkTreeViewClass, set_scroll_adjustments),
681 _gtk_marshal_VOID__OBJECT_OBJECT,
684 GTK_TYPE_ADJUSTMENT);
686 tree_view_signals[ROW_ACTIVATED] =
687 g_signal_new ("row_activated",
688 G_TYPE_FROM_CLASS (o_class),
689 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
690 G_STRUCT_OFFSET (GtkTreeViewClass, row_activated),
692 _gtk_marshal_VOID__BOXED_OBJECT,
695 GTK_TYPE_TREE_VIEW_COLUMN);
697 tree_view_signals[TEST_EXPAND_ROW] =
698 g_signal_new ("test_expand_row",
699 G_TYPE_FROM_CLASS (o_class),
701 G_STRUCT_OFFSET (GtkTreeViewClass, test_expand_row),
702 _gtk_boolean_handled_accumulator, NULL,
703 _gtk_marshal_BOOLEAN__BOXED_BOXED,
708 tree_view_signals[TEST_COLLAPSE_ROW] =
709 g_signal_new ("test_collapse_row",
710 G_TYPE_FROM_CLASS (o_class),
712 G_STRUCT_OFFSET (GtkTreeViewClass, test_collapse_row),
713 _gtk_boolean_handled_accumulator, NULL,
714 _gtk_marshal_BOOLEAN__BOXED_BOXED,
719 tree_view_signals[ROW_EXPANDED] =
720 g_signal_new ("row_expanded",
721 G_TYPE_FROM_CLASS (o_class),
723 G_STRUCT_OFFSET (GtkTreeViewClass, row_expanded),
725 _gtk_marshal_VOID__BOXED_BOXED,
730 tree_view_signals[ROW_COLLAPSED] =
731 g_signal_new ("row_collapsed",
732 G_TYPE_FROM_CLASS (o_class),
734 G_STRUCT_OFFSET (GtkTreeViewClass, row_collapsed),
736 _gtk_marshal_VOID__BOXED_BOXED,
741 tree_view_signals[COLUMNS_CHANGED] =
742 g_signal_new ("columns_changed",
743 G_TYPE_FROM_CLASS (o_class),
745 G_STRUCT_OFFSET (GtkTreeViewClass, columns_changed),
747 _gtk_marshal_NONE__NONE,
750 tree_view_signals[CURSOR_CHANGED] =
751 g_signal_new ("cursor_changed",
752 G_TYPE_FROM_CLASS (o_class),
754 G_STRUCT_OFFSET (GtkTreeViewClass, cursor_changed),
756 _gtk_marshal_NONE__NONE,
759 tree_view_signals[MOVE_CURSOR] =
760 g_signal_new ("move_cursor",
761 G_TYPE_FROM_CLASS (object_class),
762 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
763 G_STRUCT_OFFSET (GtkTreeViewClass, move_cursor),
765 _gtk_marshal_BOOLEAN__ENUM_INT,
767 GTK_TYPE_MOVEMENT_STEP,
770 tree_view_signals[SELECT_ALL] =
771 g_signal_new ("select_all",
772 G_TYPE_FROM_CLASS (object_class),
773 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
774 G_STRUCT_OFFSET (GtkTreeViewClass, select_all),
776 _gtk_marshal_BOOLEAN__NONE,
779 tree_view_signals[UNSELECT_ALL] =
780 g_signal_new ("unselect_all",
781 G_TYPE_FROM_CLASS (object_class),
782 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
783 G_STRUCT_OFFSET (GtkTreeViewClass, unselect_all),
785 _gtk_marshal_BOOLEAN__NONE,
788 tree_view_signals[SELECT_CURSOR_ROW] =
789 g_signal_new ("select_cursor_row",
790 G_TYPE_FROM_CLASS (object_class),
791 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
792 G_STRUCT_OFFSET (GtkTreeViewClass, select_cursor_row),
794 _gtk_marshal_BOOLEAN__BOOLEAN,
798 tree_view_signals[TOGGLE_CURSOR_ROW] =
799 g_signal_new ("toggle_cursor_row",
800 G_TYPE_FROM_CLASS (object_class),
801 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
802 G_STRUCT_OFFSET (GtkTreeViewClass, toggle_cursor_row),
804 _gtk_marshal_BOOLEAN__NONE,
807 tree_view_signals[EXPAND_COLLAPSE_CURSOR_ROW] =
808 g_signal_new ("expand_collapse_cursor_row",
809 G_TYPE_FROM_CLASS (object_class),
810 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
811 G_STRUCT_OFFSET (GtkTreeViewClass, expand_collapse_cursor_row),
813 _gtk_marshal_BOOLEAN__BOOLEAN_BOOLEAN_BOOLEAN,
819 tree_view_signals[SELECT_CURSOR_PARENT] =
820 g_signal_new ("select_cursor_parent",
821 G_TYPE_FROM_CLASS (object_class),
822 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
823 G_STRUCT_OFFSET (GtkTreeViewClass, select_cursor_parent),
825 _gtk_marshal_BOOLEAN__NONE,
828 tree_view_signals[START_INTERACTIVE_SEARCH] =
829 g_signal_new ("start_interactive_search",
830 G_TYPE_FROM_CLASS (object_class),
831 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
832 G_STRUCT_OFFSET (GtkTreeViewClass, start_interactive_search),
834 _gtk_marshal_BOOLEAN__NONE,
838 gtk_tree_view_add_move_binding (binding_set, GDK_Up, 0,
839 GTK_MOVEMENT_DISPLAY_LINES, -1);
840 gtk_tree_view_add_move_binding (binding_set, GDK_KP_Up, 0,
841 GTK_MOVEMENT_DISPLAY_LINES, -1);
843 gtk_tree_view_add_move_binding (binding_set, GDK_Down, 0,
844 GTK_MOVEMENT_DISPLAY_LINES, 1);
845 gtk_tree_view_add_move_binding (binding_set, GDK_KP_Down, 0,
846 GTK_MOVEMENT_DISPLAY_LINES, 1);
848 gtk_tree_view_add_move_binding (binding_set, GDK_p, GDK_CONTROL_MASK,
849 GTK_MOVEMENT_DISPLAY_LINES, -1);
851 gtk_tree_view_add_move_binding (binding_set, GDK_n, GDK_CONTROL_MASK,
852 GTK_MOVEMENT_DISPLAY_LINES, 1);
854 gtk_tree_view_add_move_binding (binding_set, GDK_Home, 0,
855 GTK_MOVEMENT_BUFFER_ENDS, -1);
856 gtk_tree_view_add_move_binding (binding_set, GDK_KP_Home, 0,
857 GTK_MOVEMENT_BUFFER_ENDS, -1);
859 gtk_tree_view_add_move_binding (binding_set, GDK_End, 0,
860 GTK_MOVEMENT_BUFFER_ENDS, 1);
861 gtk_tree_view_add_move_binding (binding_set, GDK_KP_End, 0,
862 GTK_MOVEMENT_BUFFER_ENDS, 1);
864 gtk_tree_view_add_move_binding (binding_set, GDK_Page_Up, 0,
865 GTK_MOVEMENT_PAGES, -1);
866 gtk_tree_view_add_move_binding (binding_set, GDK_KP_Page_Up, 0,
867 GTK_MOVEMENT_PAGES, -1);
869 gtk_tree_view_add_move_binding (binding_set, GDK_Page_Down, 0,
870 GTK_MOVEMENT_PAGES, 1);
871 gtk_tree_view_add_move_binding (binding_set, GDK_KP_Page_Down, 0,
872 GTK_MOVEMENT_PAGES, 1);
875 gtk_binding_entry_add_signal (binding_set, GDK_Right, 0, "move_cursor", 2,
876 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
879 gtk_binding_entry_add_signal (binding_set, GDK_Left, 0, "move_cursor", 2,
880 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
883 gtk_binding_entry_add_signal (binding_set, GDK_KP_Right, 0, "move_cursor", 2,
884 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
887 gtk_binding_entry_add_signal (binding_set, GDK_KP_Left, 0, "move_cursor", 2,
888 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
891 gtk_binding_entry_add_signal (binding_set, GDK_Right, GDK_CONTROL_MASK,
893 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
896 gtk_binding_entry_add_signal (binding_set, GDK_Left, GDK_CONTROL_MASK,
898 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
901 gtk_binding_entry_add_signal (binding_set, GDK_KP_Right, GDK_CONTROL_MASK,
903 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
906 gtk_binding_entry_add_signal (binding_set, GDK_KP_Left, GDK_CONTROL_MASK,
908 G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS,
911 gtk_binding_entry_add_signal (binding_set, GDK_space, GDK_CONTROL_MASK, "toggle_cursor_row", 0);
913 gtk_binding_entry_add_signal (binding_set, GDK_a, GDK_CONTROL_MASK, "select_all", 0);
914 gtk_binding_entry_add_signal (binding_set, GDK_slash, GDK_CONTROL_MASK, "select_all", 0);
916 gtk_binding_entry_add_signal (binding_set, GDK_A, GDK_CONTROL_MASK | GDK_SHIFT_MASK, "unselect_all", 0);
917 gtk_binding_entry_add_signal (binding_set, GDK_backslash, GDK_CONTROL_MASK, "unselect_all", 0);
919 gtk_binding_entry_add_signal (binding_set, GDK_space, GDK_SHIFT_MASK, "select_cursor_row", 1,
920 G_TYPE_BOOLEAN, TRUE);
922 gtk_binding_entry_add_signal (binding_set, GDK_space, 0, "select_cursor_row", 1,
923 G_TYPE_BOOLEAN, TRUE);
924 gtk_binding_entry_add_signal (binding_set, GDK_Return, 0, "select_cursor_row", 1,
925 G_TYPE_BOOLEAN, TRUE);
926 gtk_binding_entry_add_signal (binding_set, GDK_ISO_Enter, 0, "select_cursor_row", 1,
927 G_TYPE_BOOLEAN, TRUE);
928 gtk_binding_entry_add_signal (binding_set, GDK_KP_Enter, 0, "select_cursor_row", 1,
929 G_TYPE_BOOLEAN, TRUE);
931 /* expand and collapse rows */
932 gtk_binding_entry_add_signal (binding_set, GDK_plus, 0, "expand_collapse_cursor_row", 3,
933 G_TYPE_BOOLEAN, TRUE,
934 G_TYPE_BOOLEAN, TRUE,
935 G_TYPE_BOOLEAN, FALSE);
937 gtk_binding_entry_add_signal (binding_set, GDK_asterisk, 0,
938 "expand_collapse_cursor_row", 3,
939 G_TYPE_BOOLEAN, TRUE,
940 G_TYPE_BOOLEAN, TRUE,
941 G_TYPE_BOOLEAN, TRUE);
942 gtk_binding_entry_add_signal (binding_set, GDK_KP_Multiply, 0,
943 "expand_collapse_cursor_row", 3,
944 G_TYPE_BOOLEAN, TRUE,
945 G_TYPE_BOOLEAN, TRUE,
946 G_TYPE_BOOLEAN, TRUE);
948 gtk_binding_entry_add_signal (binding_set, GDK_slash, 0,
949 "expand_collapse_cursor_row", 3,
950 G_TYPE_BOOLEAN, TRUE,
951 G_TYPE_BOOLEAN, FALSE,
952 G_TYPE_BOOLEAN, FALSE);
953 gtk_binding_entry_add_signal (binding_set, GDK_KP_Divide, 0,
954 "expand_collapse_cursor_row", 3,
955 G_TYPE_BOOLEAN, TRUE,
956 G_TYPE_BOOLEAN, FALSE,
957 G_TYPE_BOOLEAN, FALSE);
959 /* Not doable on US keyboards */
960 gtk_binding_entry_add_signal (binding_set, GDK_plus, GDK_SHIFT_MASK, "expand_collapse_cursor_row", 3,
961 G_TYPE_BOOLEAN, TRUE,
962 G_TYPE_BOOLEAN, TRUE,
963 G_TYPE_BOOLEAN, TRUE);
964 gtk_binding_entry_add_signal (binding_set, GDK_KP_Add, 0, "expand_collapse_cursor_row", 3,
965 G_TYPE_BOOLEAN, TRUE,
966 G_TYPE_BOOLEAN, TRUE,
967 G_TYPE_BOOLEAN, FALSE);
968 gtk_binding_entry_add_signal (binding_set, GDK_KP_Add, GDK_SHIFT_MASK, "expand_collapse_cursor_row", 3,
969 G_TYPE_BOOLEAN, TRUE,
970 G_TYPE_BOOLEAN, TRUE,
971 G_TYPE_BOOLEAN, TRUE);
972 gtk_binding_entry_add_signal (binding_set, GDK_KP_Add, GDK_SHIFT_MASK, "expand_collapse_cursor_row", 3,
973 G_TYPE_BOOLEAN, TRUE,
974 G_TYPE_BOOLEAN, TRUE,
975 G_TYPE_BOOLEAN, TRUE);
976 gtk_binding_entry_add_signal (binding_set, GDK_Right, GDK_SHIFT_MASK,
977 "expand_collapse_cursor_row", 3,
978 G_TYPE_BOOLEAN, FALSE,
979 G_TYPE_BOOLEAN, TRUE,
980 G_TYPE_BOOLEAN, TRUE);
981 gtk_binding_entry_add_signal (binding_set, GDK_KP_Right, GDK_SHIFT_MASK,
982 "expand_collapse_cursor_row", 3,
983 G_TYPE_BOOLEAN, FALSE,
984 G_TYPE_BOOLEAN, TRUE,
985 G_TYPE_BOOLEAN, TRUE);
986 gtk_binding_entry_add_signal (binding_set, GDK_Right,
987 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
988 "expand_collapse_cursor_row", 3,
989 G_TYPE_BOOLEAN, FALSE,
990 G_TYPE_BOOLEAN, TRUE,
991 G_TYPE_BOOLEAN, TRUE);
992 gtk_binding_entry_add_signal (binding_set, GDK_KP_Right,
993 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
994 "expand_collapse_cursor_row", 3,
995 G_TYPE_BOOLEAN, FALSE,
996 G_TYPE_BOOLEAN, TRUE,
997 G_TYPE_BOOLEAN, TRUE);
999 gtk_binding_entry_add_signal (binding_set, GDK_minus, 0, "expand_collapse_cursor_row", 3,
1000 G_TYPE_BOOLEAN, TRUE,
1001 G_TYPE_BOOLEAN, FALSE,
1002 G_TYPE_BOOLEAN, FALSE);
1003 gtk_binding_entry_add_signal (binding_set, GDK_minus, GDK_SHIFT_MASK, "expand_collapse_cursor_row", 3,
1004 G_TYPE_BOOLEAN, TRUE,
1005 G_TYPE_BOOLEAN, FALSE,
1006 G_TYPE_BOOLEAN, TRUE);
1007 gtk_binding_entry_add_signal (binding_set, GDK_KP_Subtract, 0, "expand_collapse_cursor_row", 3,
1008 G_TYPE_BOOLEAN, TRUE,
1009 G_TYPE_BOOLEAN, FALSE,
1010 G_TYPE_BOOLEAN, FALSE);
1011 gtk_binding_entry_add_signal (binding_set, GDK_KP_Subtract, GDK_SHIFT_MASK, "expand_collapse_cursor_row", 3,
1012 G_TYPE_BOOLEAN, TRUE,
1013 G_TYPE_BOOLEAN, FALSE,
1014 G_TYPE_BOOLEAN, TRUE);
1015 gtk_binding_entry_add_signal (binding_set, GDK_Left, GDK_SHIFT_MASK,
1016 "expand_collapse_cursor_row", 3,
1017 G_TYPE_BOOLEAN, FALSE,
1018 G_TYPE_BOOLEAN, FALSE,
1019 G_TYPE_BOOLEAN, TRUE);
1020 gtk_binding_entry_add_signal (binding_set, GDK_KP_Left, GDK_SHIFT_MASK,
1021 "expand_collapse_cursor_row", 3,
1022 G_TYPE_BOOLEAN, FALSE,
1023 G_TYPE_BOOLEAN, FALSE,
1024 G_TYPE_BOOLEAN, TRUE);
1025 gtk_binding_entry_add_signal (binding_set, GDK_Left,
1026 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
1027 "expand_collapse_cursor_row", 3,
1028 G_TYPE_BOOLEAN, FALSE,
1029 G_TYPE_BOOLEAN, FALSE,
1030 G_TYPE_BOOLEAN, TRUE);
1031 gtk_binding_entry_add_signal (binding_set, GDK_KP_Left,
1032 GDK_CONTROL_MASK | GDK_SHIFT_MASK,
1033 "expand_collapse_cursor_row", 3,
1034 G_TYPE_BOOLEAN, FALSE,
1035 G_TYPE_BOOLEAN, FALSE,
1036 G_TYPE_BOOLEAN, TRUE);
1038 gtk_binding_entry_add_signal (binding_set, GDK_BackSpace, 0, "select_cursor_parent", 0);
1040 gtk_binding_entry_add_signal (binding_set, GDK_f, GDK_CONTROL_MASK, "start_interactive_search", 0);
1042 gtk_binding_entry_add_signal (binding_set, GDK_F, GDK_CONTROL_MASK, "start_interactive_search", 0);
1046 gtk_tree_view_init (GtkTreeView *tree_view)
1048 tree_view->priv = g_new0 (GtkTreeViewPrivate, 1);
1049 GTK_WIDGET_SET_FLAGS (tree_view, GTK_CAN_FOCUS);
1051 gtk_widget_set_redraw_on_allocate (GTK_WIDGET (tree_view), FALSE);
1053 tree_view->priv->flags = GTK_TREE_VIEW_SHOW_EXPANDERS
1054 | GTK_TREE_VIEW_DRAW_KEYFOCUS
1055 | GTK_TREE_VIEW_HEADERS_VISIBLE;
1057 /* We need some padding */
1058 tree_view->priv->dy = 0;
1059 tree_view->priv->n_columns = 0;
1060 tree_view->priv->header_height = 1;
1061 tree_view->priv->x_drag = 0;
1062 tree_view->priv->drag_pos = -1;
1063 tree_view->priv->header_has_focus = FALSE;
1064 tree_view->priv->pressed_button = -1;
1065 tree_view->priv->press_start_x = -1;
1066 tree_view->priv->press_start_y = -1;
1067 tree_view->priv->reorderable = FALSE;
1068 tree_view->priv->presize_handler_timer = 0;
1069 tree_view->priv->scroll_sync_timer = 0;
1070 tree_view->priv->fixed_height = -1;
1071 tree_view->priv->fixed_height_mode = 0;
1072 tree_view->priv->fixed_height_check = 0;
1073 gtk_tree_view_set_adjustments (tree_view, NULL, NULL);
1074 tree_view->priv->selection = _gtk_tree_selection_new_with_tree_view (tree_view);
1075 tree_view->priv->enable_search = TRUE;
1076 tree_view->priv->search_column = -1;
1077 tree_view->priv->search_dialog_position_func = gtk_tree_view_search_position_func;
1078 tree_view->priv->search_equal_func = gtk_tree_view_search_equal_func;
1079 tree_view->priv->init_hadjust_value = TRUE;
1080 tree_view->priv->width = 0;
1089 gtk_tree_view_set_property (GObject *object,
1091 const GValue *value,
1094 GtkTreeView *tree_view;
1096 tree_view = GTK_TREE_VIEW (object);
1101 gtk_tree_view_set_model (tree_view, g_value_get_object (value));
1103 case PROP_HADJUSTMENT:
1104 gtk_tree_view_set_hadjustment (tree_view, g_value_get_object (value));
1106 case PROP_VADJUSTMENT:
1107 gtk_tree_view_set_vadjustment (tree_view, g_value_get_object (value));
1109 case PROP_HEADERS_VISIBLE:
1110 gtk_tree_view_set_headers_visible (tree_view, g_value_get_boolean (value));
1112 case PROP_HEADERS_CLICKABLE:
1113 gtk_tree_view_set_headers_clickable (tree_view, g_value_get_boolean (value));
1115 case PROP_EXPANDER_COLUMN:
1116 gtk_tree_view_set_expander_column (tree_view, g_value_get_object (value));
1118 case PROP_REORDERABLE:
1119 gtk_tree_view_set_reorderable (tree_view, g_value_get_boolean (value));
1121 case PROP_RULES_HINT:
1122 gtk_tree_view_set_rules_hint (tree_view, g_value_get_boolean (value));
1124 case PROP_ENABLE_SEARCH:
1125 gtk_tree_view_set_enable_search (tree_view, g_value_get_boolean (value));
1127 case PROP_SEARCH_COLUMN:
1128 gtk_tree_view_set_search_column (tree_view, g_value_get_int (value));
1130 case PROP_FIXED_HEIGHT_MODE:
1131 gtk_tree_view_set_fixed_height_mode (tree_view, g_value_get_boolean (value));
1139 gtk_tree_view_get_property (GObject *object,
1144 GtkTreeView *tree_view;
1146 tree_view = GTK_TREE_VIEW (object);
1151 g_value_set_object (value, tree_view->priv->model);
1153 case PROP_HADJUSTMENT:
1154 g_value_set_object (value, tree_view->priv->hadjustment);
1156 case PROP_VADJUSTMENT:
1157 g_value_set_object (value, tree_view->priv->vadjustment);
1159 case PROP_HEADERS_VISIBLE:
1160 g_value_set_boolean (value, gtk_tree_view_get_headers_visible (tree_view));
1162 case PROP_EXPANDER_COLUMN:
1163 g_value_set_object (value, tree_view->priv->expander_column);
1165 case PROP_REORDERABLE:
1166 g_value_set_boolean (value, tree_view->priv->reorderable);
1168 case PROP_RULES_HINT:
1169 g_value_set_boolean (value, tree_view->priv->has_rules);
1171 case PROP_ENABLE_SEARCH:
1172 g_value_set_boolean (value, tree_view->priv->enable_search);
1174 case PROP_SEARCH_COLUMN:
1175 g_value_set_int (value, tree_view->priv->search_column);
1177 case PROP_FIXED_HEIGHT_MODE:
1178 g_value_set_boolean (value, tree_view->priv->fixed_height_mode);
1181 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1187 gtk_tree_view_finalize (GObject *object)
1189 GtkTreeView *tree_view = (GtkTreeView *) object;
1191 g_free (tree_view->priv);
1193 if (G_OBJECT_CLASS (parent_class)->finalize)
1194 (* G_OBJECT_CLASS (parent_class)->finalize) (object);
1199 /* GtkObject Methods
1203 gtk_tree_view_destroy (GtkObject *object)
1205 GtkTreeView *tree_view = GTK_TREE_VIEW (object);
1206 GtkWidget *search_dialog;
1209 gtk_tree_view_stop_editing (tree_view, TRUE);
1211 if (tree_view->priv->columns != NULL)
1213 list = tree_view->priv->columns;
1216 GtkTreeViewColumn *column;
1217 column = GTK_TREE_VIEW_COLUMN (list->data);
1219 gtk_tree_view_remove_column (tree_view, column);
1221 tree_view->priv->columns = NULL;
1224 if (tree_view->priv->tree != NULL)
1226 gtk_tree_view_unref_and_check_selection_tree (tree_view, tree_view->priv->tree);
1227 _gtk_rbtree_free (tree_view->priv->tree);
1228 tree_view->priv->tree = NULL;
1231 if (tree_view->priv->selection != NULL)
1233 _gtk_tree_selection_set_tree_view (tree_view->priv->selection, NULL);
1234 g_object_unref (tree_view->priv->selection);
1235 tree_view->priv->selection = NULL;
1238 if (tree_view->priv->scroll_to_path != NULL)
1240 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
1241 tree_view->priv->scroll_to_path = NULL;
1244 if (tree_view->priv->drag_dest_row != NULL)
1246 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
1247 tree_view->priv->drag_dest_row = NULL;
1250 if (tree_view->priv->last_button_press != NULL)
1252 gtk_tree_row_reference_free (tree_view->priv->last_button_press);
1253 tree_view->priv->last_button_press = NULL;
1256 if (tree_view->priv->last_button_press_2 != NULL)
1258 gtk_tree_row_reference_free (tree_view->priv->last_button_press_2);
1259 tree_view->priv->last_button_press_2 = NULL;
1262 if (tree_view->priv->top_row != NULL)
1264 gtk_tree_row_reference_free (tree_view->priv->top_row);
1265 tree_view->priv->top_row = NULL;
1268 if (tree_view->priv->column_drop_func_data &&
1269 tree_view->priv->column_drop_func_data_destroy)
1271 (* tree_view->priv->column_drop_func_data_destroy) (tree_view->priv->column_drop_func_data);
1272 tree_view->priv->column_drop_func_data = NULL;
1275 if (tree_view->priv->destroy_count_destroy &&
1276 tree_view->priv->destroy_count_data)
1278 (* tree_view->priv->destroy_count_destroy) (tree_view->priv->destroy_count_data);
1279 tree_view->priv->destroy_count_data = NULL;
1282 gtk_tree_row_reference_free (tree_view->priv->cursor);
1283 tree_view->priv->cursor = NULL;
1285 gtk_tree_row_reference_free (tree_view->priv->anchor);
1286 tree_view->priv->anchor = NULL;
1288 /* destroy interactive search dialog */
1289 search_dialog = g_object_get_data (G_OBJECT (tree_view),
1290 GTK_TREE_VIEW_SEARCH_DIALOG_KEY);
1292 gtk_tree_view_search_dialog_destroy (search_dialog,
1295 if (tree_view->priv->search_destroy)
1297 (* tree_view->priv->search_destroy) (tree_view->priv->search_user_data);
1298 tree_view->priv->search_user_data = NULL;
1301 gtk_tree_view_set_model (tree_view, NULL);
1303 if (GTK_OBJECT_CLASS (parent_class)->destroy)
1304 (* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
1309 /* GtkWidget Methods
1312 /* GtkWidget::map helper */
1314 gtk_tree_view_map_buttons (GtkTreeView *tree_view)
1318 g_return_if_fail (GTK_WIDGET_MAPPED (tree_view));
1320 if (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_HEADERS_VISIBLE))
1322 GtkTreeViewColumn *column;
1324 for (list = tree_view->priv->columns; list; list = list->next)
1326 column = list->data;
1327 if (GTK_WIDGET_VISIBLE (column->button) &&
1328 !GTK_WIDGET_MAPPED (column->button))
1329 gtk_widget_map (column->button);
1331 for (list = tree_view->priv->columns; list; list = list->next)
1333 column = list->data;
1334 if (column->visible == FALSE)
1336 if (column->resizable)
1338 gdk_window_raise (column->window);
1339 gdk_window_show (column->window);
1342 gdk_window_hide (column->window);
1344 gdk_window_show (tree_view->priv->header_window);
1349 gtk_tree_view_map (GtkWidget *widget)
1352 GtkTreeView *tree_view;
1354 g_return_if_fail (GTK_IS_TREE_VIEW (widget));
1356 tree_view = GTK_TREE_VIEW (widget);
1358 GTK_WIDGET_SET_FLAGS (widget, GTK_MAPPED);
1360 tmp_list = tree_view->priv->children;
1363 GtkTreeViewChild *child = tmp_list->data;
1364 tmp_list = tmp_list->next;
1366 if (GTK_WIDGET_VISIBLE (child->widget))
1368 if (!GTK_WIDGET_MAPPED (child->widget))
1369 gtk_widget_map (child->widget);
1372 gdk_window_show (tree_view->priv->bin_window);
1374 gtk_tree_view_map_buttons (tree_view);
1376 gdk_window_show (widget->window);
1380 gtk_tree_view_realize (GtkWidget *widget)
1383 GtkTreeView *tree_view;
1385 GdkWindowAttr attributes;
1386 gint attributes_mask;
1388 g_return_if_fail (GTK_IS_TREE_VIEW (widget));
1390 tree_view = GTK_TREE_VIEW (widget);
1392 GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
1394 /* Make the main, clipping window */
1395 attributes.window_type = GDK_WINDOW_CHILD;
1396 attributes.x = widget->allocation.x;
1397 attributes.y = widget->allocation.y;
1398 attributes.width = widget->allocation.width;
1399 attributes.height = widget->allocation.height;
1400 attributes.wclass = GDK_INPUT_OUTPUT;
1401 attributes.visual = gtk_widget_get_visual (widget);
1402 attributes.colormap = gtk_widget_get_colormap (widget);
1403 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK;
1405 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
1407 widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
1408 &attributes, attributes_mask);
1409 gdk_window_set_user_data (widget->window, widget);
1411 /* Make the window for the tree */
1413 attributes.y = TREE_VIEW_HEADER_HEIGHT (tree_view);
1414 attributes.width = tree_view->priv->width;
1415 attributes.height = widget->allocation.height;
1416 attributes.event_mask = GDK_EXPOSURE_MASK |
1418 GDK_POINTER_MOTION_MASK |
1419 GDK_ENTER_NOTIFY_MASK |
1420 GDK_LEAVE_NOTIFY_MASK |
1421 GDK_BUTTON_PRESS_MASK |
1422 GDK_BUTTON_RELEASE_MASK |
1423 gtk_widget_get_events (widget);
1425 tree_view->priv->bin_window = gdk_window_new (widget->window,
1426 &attributes, attributes_mask);
1427 gdk_window_set_user_data (tree_view->priv->bin_window, widget);
1429 /* Make the column header window */
1432 attributes.width = MAX (tree_view->priv->width, widget->allocation.width);
1433 attributes.height = tree_view->priv->header_height;
1434 attributes.event_mask = (GDK_EXPOSURE_MASK |
1436 GDK_BUTTON_PRESS_MASK |
1437 GDK_BUTTON_RELEASE_MASK |
1438 GDK_KEY_PRESS_MASK |
1439 GDK_KEY_RELEASE_MASK) |
1440 gtk_widget_get_events (widget);
1442 tree_view->priv->header_window = gdk_window_new (widget->window,
1443 &attributes, attributes_mask);
1444 gdk_window_set_user_data (tree_view->priv->header_window, widget);
1447 values.foreground = (widget->style->white.pixel==0 ?
1448 widget->style->black:widget->style->white);
1449 values.function = GDK_XOR;
1450 values.subwindow_mode = GDK_INCLUDE_INFERIORS;
1452 /* Add them all up. */
1453 widget->style = gtk_style_attach (widget->style, widget->window);
1454 gdk_window_set_background (widget->window, &widget->style->base[widget->state]);
1455 gdk_window_set_background (tree_view->priv->bin_window, &widget->style->base[widget->state]);
1456 gtk_style_set_background (widget->style, tree_view->priv->header_window, GTK_STATE_NORMAL);
1458 tmp_list = tree_view->priv->children;
1461 GtkTreeViewChild *child = tmp_list->data;
1462 tmp_list = tmp_list->next;
1464 gtk_widget_set_parent_window (child->widget, tree_view->priv->bin_window);
1467 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
1468 _gtk_tree_view_column_realize_button (GTK_TREE_VIEW_COLUMN (tmp_list->data));
1470 install_presize_handler (tree_view);
1474 gtk_tree_view_unrealize (GtkWidget *widget)
1476 GtkTreeView *tree_view;
1479 g_return_if_fail (GTK_IS_TREE_VIEW (widget));
1481 tree_view = GTK_TREE_VIEW (widget);
1483 if (tree_view->priv->scroll_timeout != 0)
1485 g_source_remove (tree_view->priv->scroll_timeout);
1486 tree_view->priv->scroll_timeout = 0;
1489 if (tree_view->priv->open_dest_timeout != 0)
1491 g_source_remove (tree_view->priv->open_dest_timeout);
1492 tree_view->priv->open_dest_timeout = 0;
1495 if (tree_view->priv->expand_collapse_timeout != 0)
1497 g_source_remove (tree_view->priv->expand_collapse_timeout);
1498 tree_view->priv->expand_collapse_timeout = 0;
1501 if (tree_view->priv->presize_handler_timer != 0)
1503 g_source_remove (tree_view->priv->presize_handler_timer);
1504 tree_view->priv->presize_handler_timer = 0;
1507 if (tree_view->priv->validate_rows_timer != 0)
1509 g_source_remove (tree_view->priv->validate_rows_timer);
1510 tree_view->priv->validate_rows_timer = 0;
1513 if (tree_view->priv->scroll_sync_timer != 0)
1515 g_source_remove (tree_view->priv->scroll_sync_timer);
1516 tree_view->priv->scroll_sync_timer = 0;
1519 for (list = tree_view->priv->columns; list; list = list->next)
1520 _gtk_tree_view_column_unrealize_button (GTK_TREE_VIEW_COLUMN (list->data));
1522 gdk_window_set_user_data (tree_view->priv->bin_window, NULL);
1523 gdk_window_destroy (tree_view->priv->bin_window);
1524 tree_view->priv->bin_window = NULL;
1526 gdk_window_set_user_data (tree_view->priv->header_window, NULL);
1527 gdk_window_destroy (tree_view->priv->header_window);
1528 tree_view->priv->header_window = NULL;
1530 if (tree_view->priv->drag_window)
1532 gdk_window_set_user_data (tree_view->priv->drag_window, NULL);
1533 gdk_window_destroy (tree_view->priv->drag_window);
1534 tree_view->priv->drag_window = NULL;
1537 if (tree_view->priv->drag_highlight_window)
1539 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, NULL);
1540 gdk_window_destroy (tree_view->priv->drag_highlight_window);
1541 tree_view->priv->drag_highlight_window = NULL;
1544 /* GtkWidget::unrealize destroys children and widget->window */
1545 if (GTK_WIDGET_CLASS (parent_class)->unrealize)
1546 (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
1549 /* GtkWidget::size_request helper */
1551 gtk_tree_view_size_request_columns (GtkTreeView *tree_view)
1555 tree_view->priv->header_height = 0;
1557 if (tree_view->priv->model)
1559 for (list = tree_view->priv->columns; list; list = list->next)
1561 GtkRequisition requisition;
1562 GtkTreeViewColumn *column = list->data;
1564 if (column->button == NULL)
1567 column = list->data;
1569 gtk_widget_size_request (column->button, &requisition);
1570 column->button_request = requisition.width;
1571 tree_view->priv->header_height = MAX (tree_view->priv->header_height, requisition.height);
1577 /* Called only by ::size_request */
1579 gtk_tree_view_update_size (GtkTreeView *tree_view)
1582 GtkTreeViewColumn *column;
1585 if (tree_view->priv->model == NULL)
1587 tree_view->priv->width = 0;
1588 tree_view->priv->prev_width = 0;
1589 tree_view->priv->height = 0;
1593 tree_view->priv->prev_width = tree_view->priv->width;
1594 tree_view->priv->width = 0;
1595 /* keep this in sync with size_allocate below */
1596 for (list = tree_view->priv->columns, i = 0; list; list = list->next, i++)
1598 gint real_requested_width = 0;
1599 column = list->data;
1600 if (!column->visible)
1603 if (column->use_resized_width)
1605 real_requested_width = column->resized_width;
1607 else if (column->column_type == GTK_TREE_VIEW_COLUMN_FIXED)
1609 real_requested_width = column->fixed_width;
1611 else if (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_HEADERS_VISIBLE))
1613 real_requested_width = MAX (column->requested_width, column->button_request);
1617 real_requested_width = column->requested_width;
1620 if (column->min_width != -1)
1621 real_requested_width = MAX (real_requested_width, column->min_width);
1622 if (column->max_width != -1)
1623 real_requested_width = MIN (real_requested_width, column->max_width);
1625 tree_view->priv->width += real_requested_width;
1628 if (tree_view->priv->tree == NULL)
1629 tree_view->priv->height = 0;
1631 tree_view->priv->height = tree_view->priv->tree->root->offset;
1635 gtk_tree_view_size_request (GtkWidget *widget,
1636 GtkRequisition *requisition)
1638 GtkTreeView *tree_view;
1641 g_return_if_fail (GTK_IS_TREE_VIEW (widget));
1643 tree_view = GTK_TREE_VIEW (widget);
1645 /* we validate GTK_TREE_VIEW_NUM_ROWS_PER_IDLE rows initially just to make
1646 * sure we have some size. In practice, with a lot of static lists, this
1647 * should get a good width.
1649 validate_rows (tree_view);
1650 gtk_tree_view_size_request_columns (tree_view);
1651 gtk_tree_view_update_size (GTK_TREE_VIEW (widget));
1653 requisition->width = tree_view->priv->width;
1654 requisition->height = tree_view->priv->height + TREE_VIEW_HEADER_HEIGHT (tree_view);
1656 tmp_list = tree_view->priv->children;
1660 GtkTreeViewChild *child = tmp_list->data;
1661 GtkRequisition child_requisition;
1663 tmp_list = tmp_list->next;
1665 if (GTK_WIDGET_VISIBLE (child->widget))
1666 gtk_widget_size_request (child->widget, &child_requisition);
1672 invalidate_column (GtkTreeView *tree_view,
1673 GtkTreeViewColumn *column)
1675 gint column_offset = 0;
1677 GtkWidget *widget = GTK_WIDGET (tree_view);
1680 if (!GTK_WIDGET_REALIZED (widget))
1683 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
1684 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
1686 list = (rtl ? list->prev : list->next))
1688 GtkTreeViewColumn *tmpcolumn = list->data;
1689 if (tmpcolumn == column)
1691 GdkRectangle invalid_rect;
1693 invalid_rect.x = column_offset;
1695 invalid_rect.width = column->width;
1696 invalid_rect.height = widget->allocation.height;
1698 gdk_window_invalidate_rect (widget->window, &invalid_rect, TRUE);
1702 column_offset += tmpcolumn->width;
1707 invalidate_last_column (GtkTreeView *tree_view)
1712 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
1714 for (last_column = (rtl ? g_list_first (tree_view->priv->columns) : g_list_last (tree_view->priv->columns));
1716 last_column = (rtl ? last_column->next : last_column->prev))
1718 if (GTK_TREE_VIEW_COLUMN (last_column->data)->visible)
1720 invalidate_column (tree_view, last_column->data);
1727 gtk_tree_view_get_real_requested_width_from_column (GtkTreeView *tree_view,
1728 GtkTreeViewColumn *column)
1730 gint real_requested_width;
1732 if (column->use_resized_width)
1734 real_requested_width = column->resized_width;
1736 else if (column->column_type == GTK_TREE_VIEW_COLUMN_FIXED)
1738 real_requested_width = column->fixed_width;
1740 else if (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_HEADERS_VISIBLE))
1742 real_requested_width = MAX (column->requested_width, column->button_request);
1746 real_requested_width = column->requested_width;
1747 if (real_requested_width < 0)
1748 real_requested_width = 0;
1751 if (column->min_width != -1)
1752 real_requested_width = MAX (real_requested_width, column->min_width);
1753 if (column->max_width != -1)
1754 real_requested_width = MIN (real_requested_width, column->max_width);
1756 return real_requested_width;
1759 /* GtkWidget::size_allocate helper */
1761 gtk_tree_view_size_allocate_columns (GtkWidget *widget)
1763 GtkTreeView *tree_view;
1764 GList *list, *first_column, *last_column;
1765 GtkTreeViewColumn *column;
1766 GtkAllocation allocation;
1768 gint extra, extra_per_column;
1769 gint full_requested_width = 0;
1770 gint number_of_expand_columns = 0;
1773 tree_view = GTK_TREE_VIEW (widget);
1775 for (last_column = g_list_last (tree_view->priv->columns);
1776 last_column && !(GTK_TREE_VIEW_COLUMN (last_column->data)->visible);
1777 last_column = last_column->prev)
1779 if (last_column == NULL)
1782 for (first_column = g_list_first (tree_view->priv->columns);
1783 first_column && !(GTK_TREE_VIEW_COLUMN (first_column->data)->visible);
1784 first_column = first_column->next)
1788 allocation.height = tree_view->priv->header_height;
1790 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
1792 /* find out how many extra space and expandable columns we have */
1793 for (list = tree_view->priv->columns; list != last_column->next; list = list->next)
1795 column = (GtkTreeViewColumn *)list->data;
1797 if (!column->visible)
1800 full_requested_width += gtk_tree_view_get_real_requested_width_from_column (tree_view, column);
1803 number_of_expand_columns++;
1806 extra = MAX (widget->allocation.width - full_requested_width, 0);
1807 if (number_of_expand_columns > 0)
1808 extra_per_column = extra/number_of_expand_columns;
1810 extra_per_column = 0;
1812 for (list = (rtl ? last_column : first_column);
1813 list != (rtl ? first_column->prev : last_column->next);
1814 list = (rtl ? list->prev : list->next))
1816 gint real_requested_width = 0;
1819 column = list->data;
1820 old_width = column->width;
1822 if (!column->visible)
1825 /* We need to handle the dragged button specially.
1827 if (column == tree_view->priv->drag_column)
1829 GtkAllocation drag_allocation;
1830 gdk_drawable_get_size (tree_view->priv->drag_window,
1831 &(drag_allocation.width),
1832 &(drag_allocation.height));
1833 drag_allocation.x = 0;
1834 drag_allocation.y = 0;
1835 gtk_widget_size_allocate (tree_view->priv->drag_column->button,
1837 width += drag_allocation.width;
1841 real_requested_width = gtk_tree_view_get_real_requested_width_from_column (tree_view, column);
1843 allocation.x = width;
1844 column->width = real_requested_width;
1848 if (number_of_expand_columns == 1)
1850 /* We add the remander to the last column as
1852 column->width += extra;
1856 column->width += extra_per_column;
1857 extra -= extra_per_column;
1858 number_of_expand_columns --;
1861 else if (number_of_expand_columns == 0 &&
1862 list == last_column)
1864 column->width += extra;
1867 g_object_notify (G_OBJECT (column), "width");
1869 allocation.width = column->width;
1870 width += column->width;
1872 if (column->width > old_width)
1873 invalidate_column (tree_view, column);
1875 gtk_widget_size_allocate (column->button, &allocation);
1878 gdk_window_move_resize (column->window,
1879 allocation.x + (rtl ? 0 : allocation.width) - TREE_VIEW_DRAG_WIDTH/2,
1881 TREE_VIEW_DRAG_WIDTH, allocation.height);
1887 gtk_tree_view_size_allocate (GtkWidget *widget,
1888 GtkAllocation *allocation)
1891 GtkTreeView *tree_view;
1892 gboolean width_changed = FALSE;
1893 gboolean dy_changed = FALSE;
1894 gint old_width = widget->allocation.width;
1896 g_return_if_fail (GTK_IS_TREE_VIEW (widget));
1898 if (allocation->width != widget->allocation.width)
1899 width_changed = TRUE;
1901 widget->allocation = *allocation;
1903 tree_view = GTK_TREE_VIEW (widget);
1905 tmp_list = tree_view->priv->children;
1909 GtkAllocation allocation;
1911 GtkTreeViewChild *child = tmp_list->data;
1912 tmp_list = tmp_list->next;
1914 /* totally ignore our childs requisition */
1915 allocation.x = child->x;
1916 allocation.y = child->y;
1917 allocation.width = child->width;
1918 allocation.height = child->height;
1919 gtk_widget_size_allocate (child->widget, &allocation);
1923 tree_view->priv->hadjustment->page_size = allocation->width;
1924 tree_view->priv->hadjustment->page_increment = allocation->width * 0.9;
1925 tree_view->priv->hadjustment->step_increment = allocation->width * 0.1;
1926 tree_view->priv->hadjustment->lower = 0;
1927 tree_view->priv->hadjustment->upper = MAX (tree_view->priv->hadjustment->page_size, tree_view->priv->width);
1929 if (gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL)
1931 if (allocation->width < tree_view->priv->width)
1933 if (tree_view->priv->init_hadjust_value)
1935 tree_view->priv->hadjustment->value = MAX (tree_view->priv->width - allocation->width, 0);
1936 tree_view->priv->init_hadjust_value = FALSE;
1938 else if(allocation->width != old_width)
1939 tree_view->priv->hadjustment->value = CLAMP(tree_view->priv->hadjustment->value - allocation->width + old_width, 0, tree_view->priv->width - allocation->width);
1941 tree_view->priv->hadjustment->value = CLAMP(tree_view->priv->width - (tree_view->priv->prev_width - tree_view->priv->hadjustment->value), 0, tree_view->priv->width - allocation->width);
1945 tree_view->priv->hadjustment->value = 0;
1946 tree_view->priv->init_hadjust_value = TRUE;
1950 if (tree_view->priv->hadjustment->value + allocation->width > tree_view->priv->width)
1951 tree_view->priv->hadjustment->value = MAX (tree_view->priv->width - allocation->width, 0);
1953 gtk_adjustment_changed (tree_view->priv->hadjustment);
1955 tree_view->priv->vadjustment->page_size = allocation->height - TREE_VIEW_HEADER_HEIGHT (tree_view);
1956 tree_view->priv->vadjustment->step_increment = tree_view->priv->vadjustment->page_size * 0.1;
1957 tree_view->priv->vadjustment->page_increment = tree_view->priv->vadjustment->page_size * 0.9;
1958 tree_view->priv->vadjustment->lower = 0;
1959 tree_view->priv->vadjustment->upper = MAX (tree_view->priv->vadjustment->page_size, tree_view->priv->height);
1961 if (tree_view->priv->vadjustment->value + allocation->height - TREE_VIEW_HEADER_HEIGHT (tree_view) > tree_view->priv->height)
1963 double before = tree_view->priv->vadjustment->value;
1964 gtk_adjustment_set_value (tree_view->priv->vadjustment,
1965 MAX (tree_view->priv->height - tree_view->priv->vadjustment->page_size, 0));
1966 if (before != tree_view->priv->vadjustment->value)
1970 gtk_adjustment_changed (tree_view->priv->vadjustment);
1972 if (GTK_WIDGET_REALIZED (widget))
1974 gdk_window_move_resize (widget->window,
1975 allocation->x, allocation->y,
1976 allocation->width, allocation->height);
1977 gdk_window_move_resize (tree_view->priv->header_window,
1978 - (gint) tree_view->priv->hadjustment->value,
1980 MAX (tree_view->priv->width, allocation->width),
1981 tree_view->priv->header_height);
1982 gdk_window_move_resize (tree_view->priv->bin_window,
1983 - (gint) tree_view->priv->hadjustment->value,
1984 TREE_VIEW_HEADER_HEIGHT (tree_view),
1985 MAX (tree_view->priv->width, allocation->width),
1986 allocation->height - TREE_VIEW_HEADER_HEIGHT (tree_view));
1989 gtk_tree_view_size_allocate_columns (widget);
1991 if (GTK_WIDGET_REALIZED (widget))
1993 gboolean has_expand_column = FALSE;
1994 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
1996 if (gtk_tree_view_column_get_expand (GTK_TREE_VIEW_COLUMN (tmp_list->data)))
1998 has_expand_column = TRUE;
2003 /* This little hack only works if we have an LTR locale, and no column has the */
2006 if (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_LTR &&
2007 ! has_expand_column)
2008 invalidate_last_column (tree_view);
2010 gtk_widget_queue_draw (widget);
2014 gtk_widget_queue_draw (widget);
2019 gtk_tree_view_button_press (GtkWidget *widget,
2020 GdkEventButton *event)
2022 GtkTreeView *tree_view;
2024 GtkTreeViewColumn *column = NULL;
2026 GdkRectangle background_area;
2027 GdkRectangle cell_area;
2028 gint vertical_separator;
2029 gint horizontal_separator;
2032 g_return_val_if_fail (GTK_IS_TREE_VIEW (widget), FALSE);
2033 g_return_val_if_fail (event != NULL, FALSE);
2035 tree_view = GTK_TREE_VIEW (widget);
2036 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
2037 gtk_tree_view_stop_editing (tree_view, FALSE);
2038 gtk_widget_style_get (widget,
2039 "vertical_separator", &vertical_separator,
2040 "horizontal_separator", &horizontal_separator,
2044 /* Because grab_focus can cause reentrancy, we delay grab_focus until after
2045 * we're done handling the button press.
2047 if (event->window == tree_view->priv->bin_window &&
2048 tree_view->priv->tree != NULL)
2052 if (event->window == tree_view->priv->bin_window &&
2053 tree_view->priv->tree != NULL)
2063 gint pre_val, aft_val;
2064 GtkTreeViewColumn *column = NULL;
2065 GtkCellRenderer *focus_cell = NULL;
2066 gint column_handled_click = FALSE;
2067 gboolean row_double_click = FALSE;
2069 GtkWidget *grab_widget;
2071 /* are we in an arrow? */
2072 if (tree_view->priv->prelight_node &&
2073 GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_ARROW_PRELIT))
2075 if (event->button == 1)
2077 gtk_grab_add (widget);
2078 tree_view->priv->button_pressed_node = tree_view->priv->prelight_node;
2079 tree_view->priv->button_pressed_tree = tree_view->priv->prelight_tree;
2080 gtk_tree_view_draw_arrow (GTK_TREE_VIEW (widget),
2081 tree_view->priv->prelight_tree,
2082 tree_view->priv->prelight_node,
2086 if (!GTK_WIDGET_HAS_FOCUS (widget))
2087 gtk_widget_grab_focus (widget);
2088 GTK_TREE_VIEW_UNSET_FLAG (tree_view, GTK_TREE_VIEW_DRAW_KEYFOCUS);
2092 /* find the node that was clicked */
2093 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
2096 y_offset = -_gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
2100 /* We clicked in dead space */
2101 if (!GTK_WIDGET_HAS_FOCUS (widget))
2102 gtk_widget_grab_focus (widget);
2103 GTK_TREE_VIEW_UNSET_FLAG (tree_view, GTK_TREE_VIEW_DRAW_KEYFOCUS);
2107 /* Get the path and the node */
2108 path = _gtk_tree_view_find_path (tree_view, tree, node);
2109 depth = gtk_tree_path_get_depth (path);
2110 background_area.y = y_offset + event->y;
2111 background_area.height = MAX (GTK_RBNODE_GET_HEIGHT (node),
2112 tree_view->priv->expander_size);
2113 background_area.x = 0;
2116 /* Let the column have a chance at selecting it. */
2117 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
2118 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
2119 list; list = (rtl ? list->prev : list->next))
2121 column = list->data;
2123 if (!column->visible)
2126 background_area.width = column->width;
2127 if ((background_area.x > (gint) event->x) ||
2128 (background_area.x + background_area.width <= (gint) event->x))
2130 background_area.x += background_area.width;
2134 /* we found the focus column */
2135 cell_area = background_area;
2136 cell_area.width -= horizontal_separator;
2137 cell_area.height -= vertical_separator;
2138 cell_area.x += horizontal_separator/2;
2139 cell_area.y += vertical_separator/2;
2140 if (gtk_tree_view_is_expander_column (tree_view, column) &&
2141 TREE_VIEW_DRAW_EXPANDERS(tree_view))
2143 cell_area.x += depth * tree_view->priv->expander_size;
2144 cell_area.width -= depth * tree_view->priv->expander_size;
2151 gtk_tree_path_free (path);
2152 if (!GTK_WIDGET_HAS_FOCUS (widget))
2153 gtk_widget_grab_focus (widget);
2154 GTK_TREE_VIEW_UNSET_FLAG (tree_view, GTK_TREE_VIEW_DRAW_KEYFOCUS);
2158 tree_view->priv->focus_column = column;
2160 /* decide if we edit */
2161 if (event->type == GDK_BUTTON_PRESS && event->button == 1 &&
2162 !(event->state & gtk_accelerator_get_default_mod_mask ()))
2164 GtkTreePath *anchor;
2167 if (tree_view->priv->anchor)
2169 anchor = gtk_tree_row_reference_get_path (tree_view->priv->anchor);
2170 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
2171 gtk_tree_view_column_cell_set_cell_data (column,
2172 tree_view->priv->model,
2174 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
2175 node->children?TRUE:FALSE);
2180 if ((anchor && !gtk_tree_path_compare (anchor, path))
2181 || !_gtk_tree_view_column_has_editable_cell (column))
2183 GtkCellEditable *cell_editable = NULL;
2185 /* FIXME: get the right flags */
2188 path_string = gtk_tree_path_to_string (path);
2190 if (_gtk_tree_view_column_cell_event (column,
2197 if (cell_editable != NULL)
2203 _gtk_tree_view_column_get_neighbor_sizes (column, _gtk_tree_view_column_get_edited_cell (column), &left, &right);
2206 area.width -= right + left;
2208 gtk_tree_view_real_start_editing (tree_view,
2215 g_free (path_string);
2216 gtk_tree_path_free (path);
2217 gtk_tree_path_free (anchor);
2220 column_handled_click = TRUE;
2222 g_free (path_string);
2225 gtk_tree_path_free (anchor);
2229 pre_val = tree_view->priv->vadjustment->value;
2231 /* we only handle selection modifications on the first button press
2233 if (event->type == GDK_BUTTON_PRESS)
2235 if ((event->state & GDK_CONTROL_MASK) == GDK_CONTROL_MASK)
2236 tree_view->priv->ctrl_pressed = TRUE;
2237 if ((event->state & GDK_SHIFT_MASK) == GDK_SHIFT_MASK)
2238 tree_view->priv->shift_pressed = TRUE;
2240 focus_cell = _gtk_tree_view_column_get_cell_at_pos (column, event->x - background_area.x);
2242 gtk_tree_view_column_focus_cell (column, focus_cell);
2244 if (event->state & GDK_CONTROL_MASK)
2246 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
2247 gtk_tree_view_real_toggle_cursor_row (tree_view);
2249 else if (event->state & GDK_SHIFT_MASK)
2251 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
2252 gtk_tree_view_real_select_cursor_row (tree_view, FALSE);
2256 gtk_tree_view_real_set_cursor (tree_view, path, TRUE, TRUE);
2259 tree_view->priv->ctrl_pressed = FALSE;
2260 tree_view->priv->shift_pressed = FALSE;
2263 /* the treeview may have been scrolled because of _set_cursor,
2267 aft_val = tree_view->priv->vadjustment->value;
2268 dval = pre_val - aft_val;
2270 cell_area.y += dval;
2271 background_area.y += dval;
2273 /* Save press to possibly begin a drag
2275 grab_widget = gtk_grab_get_current ();
2276 if ((grab_widget == NULL || grab_widget == widget) &&
2277 !column_handled_click &&
2278 tree_view->priv->pressed_button < 0)
2280 tree_view->priv->pressed_button = event->button;
2281 tree_view->priv->press_start_x = event->x;
2282 tree_view->priv->press_start_y = event->y;
2285 /* Test if a double click happened on the same row. */
2286 if (event->button == 1)
2288 /* We also handle triple clicks here, because a user could have done
2289 * a first click and a second double click on different rows.
2291 if ((event->type == GDK_2BUTTON_PRESS
2292 || event->type == GDK_3BUTTON_PRESS)
2293 && tree_view->priv->last_button_press)
2297 lsc = gtk_tree_row_reference_get_path (tree_view->priv->last_button_press);
2301 row_double_click = !gtk_tree_path_compare (lsc, path);
2302 gtk_tree_path_free (lsc);
2306 if (row_double_click)
2308 if (tree_view->priv->last_button_press)
2309 gtk_tree_row_reference_free (tree_view->priv->last_button_press);
2310 if (tree_view->priv->last_button_press_2)
2311 gtk_tree_row_reference_free (tree_view->priv->last_button_press_2);
2312 tree_view->priv->last_button_press = NULL;
2313 tree_view->priv->last_button_press_2 = NULL;
2317 if (tree_view->priv->last_button_press)
2318 gtk_tree_row_reference_free (tree_view->priv->last_button_press);
2319 tree_view->priv->last_button_press = tree_view->priv->last_button_press_2;
2320 tree_view->priv->last_button_press_2 = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
2324 if (row_double_click)
2326 gtk_grab_remove (widget);
2327 gtk_tree_view_row_activated (tree_view, path, column);
2329 if (tree_view->priv->pressed_button == event->button)
2330 tree_view->priv->pressed_button = -1;
2333 gtk_tree_path_free (path);
2335 if (!GTK_WIDGET_HAS_FOCUS (widget))
2336 gtk_widget_grab_focus (widget);
2337 GTK_TREE_VIEW_UNSET_FLAG (tree_view, GTK_TREE_VIEW_DRAW_KEYFOCUS);
2342 /* We didn't click in the window. Let's check to see if we clicked on a column resize window.
2344 for (i = 0, list = tree_view->priv->columns; list; list = list->next, i++)
2346 column = list->data;
2347 if (event->window == column->window &&
2348 column->resizable &&
2353 if (event->type == GDK_2BUTTON_PRESS &&
2354 gtk_tree_view_column_get_sizing (column) != GTK_TREE_VIEW_COLUMN_AUTOSIZE)
2356 _gtk_tree_view_column_autosize (tree_view, column);
2360 if (gdk_pointer_grab (column->window, FALSE,
2361 GDK_POINTER_MOTION_HINT_MASK |
2362 GDK_BUTTON1_MOTION_MASK |
2363 GDK_BUTTON_RELEASE_MASK,
2364 NULL, NULL, event->time))
2367 gtk_grab_add (widget);
2368 GTK_TREE_VIEW_SET_FLAG (tree_view, GTK_TREE_VIEW_IN_COLUMN_RESIZE);
2369 column->resized_width = column->width;
2370 column->use_resized_width = TRUE;
2372 /* block attached dnd signal handler */
2373 drag_data = g_object_get_data (G_OBJECT (widget), "gtk-site-data");
2375 g_signal_handlers_block_matched (widget,
2376 G_SIGNAL_MATCH_DATA,
2380 if (!GTK_WIDGET_HAS_FOCUS (widget))
2381 gtk_widget_grab_focus (widget);
2383 tree_view->priv->drag_pos = i;
2384 tree_view->priv->x_drag = column->button->allocation.x + (rtl ? 0 : column->button->allocation.width);
2391 /* GtkWidget::button_release_event helper */
2393 gtk_tree_view_button_release_drag_column (GtkWidget *widget,
2394 GdkEventButton *event)
2396 GtkTreeView *tree_view;
2399 tree_view = GTK_TREE_VIEW (widget);
2401 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
2402 gdk_display_pointer_ungrab (gtk_widget_get_display (widget), GDK_CURRENT_TIME);
2403 gdk_display_keyboard_ungrab (gtk_widget_get_display (widget), GDK_CURRENT_TIME);
2405 /* Move the button back */
2406 g_object_ref (tree_view->priv->drag_column->button);
2407 gtk_container_remove (GTK_CONTAINER (tree_view), tree_view->priv->drag_column->button);
2408 gtk_widget_set_parent_window (tree_view->priv->drag_column->button, tree_view->priv->header_window);
2409 gtk_widget_set_parent (tree_view->priv->drag_column->button, GTK_WIDGET (tree_view));
2410 g_object_unref (tree_view->priv->drag_column->button);
2411 gtk_widget_queue_resize (widget);
2412 if (tree_view->priv->drag_column->resizable)
2414 gdk_window_raise (tree_view->priv->drag_column->window);
2415 gdk_window_show (tree_view->priv->drag_column->window);
2418 gdk_window_hide (tree_view->priv->drag_column->window);
2420 gtk_widget_grab_focus (tree_view->priv->drag_column->button);
2424 if (tree_view->priv->cur_reorder &&
2425 tree_view->priv->cur_reorder->right_column != tree_view->priv->drag_column)
2426 gtk_tree_view_move_column_after (tree_view, tree_view->priv->drag_column,
2427 tree_view->priv->cur_reorder->right_column);
2431 if (tree_view->priv->cur_reorder &&
2432 tree_view->priv->cur_reorder->left_column != tree_view->priv->drag_column)
2433 gtk_tree_view_move_column_after (tree_view, tree_view->priv->drag_column,
2434 tree_view->priv->cur_reorder->left_column);
2436 tree_view->priv->drag_column = NULL;
2437 gdk_window_hide (tree_view->priv->drag_window);
2439 g_list_foreach (tree_view->priv->column_drag_info, (GFunc) g_free, NULL);
2440 g_list_free (tree_view->priv->column_drag_info);
2441 tree_view->priv->column_drag_info = NULL;
2443 gdk_window_hide (tree_view->priv->drag_highlight_window);
2445 /* Reset our flags */
2446 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_UNSET;
2447 GTK_TREE_VIEW_UNSET_FLAG (tree_view, GTK_TREE_VIEW_IN_COLUMN_DRAG);
2452 /* GtkWidget::button_release_event helper */
2454 gtk_tree_view_button_release_column_resize (GtkWidget *widget,
2455 GdkEventButton *event)
2457 GtkTreeView *tree_view;
2462 tree_view = GTK_TREE_VIEW (widget);
2464 i = tree_view->priv->drag_pos;
2465 tree_view->priv->drag_pos = -1;
2467 /* unblock attached dnd signal handler */
2468 drag_data = g_object_get_data (G_OBJECT (widget), "gtk-site-data");
2470 g_signal_handlers_unblock_matched (widget,
2471 G_SIGNAL_MATCH_DATA,
2475 GTK_TREE_VIEW_UNSET_FLAG (tree_view, GTK_TREE_VIEW_IN_COLUMN_RESIZE);
2476 gtk_widget_get_pointer (widget, &x, NULL);
2477 gtk_grab_remove (widget);
2478 gdk_display_pointer_ungrab (gdk_drawable_get_display (event->window),
2484 gtk_tree_view_button_release (GtkWidget *widget,
2485 GdkEventButton *event)
2487 GtkTreeView *tree_view;
2489 g_return_val_if_fail (GTK_IS_TREE_VIEW (widget), FALSE);
2490 g_return_val_if_fail (event != NULL, FALSE);
2492 tree_view = GTK_TREE_VIEW (widget);
2494 if (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_IN_COLUMN_DRAG))
2495 return gtk_tree_view_button_release_drag_column (widget, event);
2497 if (tree_view->priv->pressed_button == event->button)
2498 tree_view->priv->pressed_button = -1;
2500 if (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_IN_COLUMN_RESIZE))
2501 return gtk_tree_view_button_release_column_resize (widget, event);
2503 if (tree_view->priv->button_pressed_node == NULL)
2506 if (event->button == 1)
2508 gtk_grab_remove (widget);
2509 if (tree_view->priv->button_pressed_node == tree_view->priv->prelight_node &&
2510 GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_ARROW_PRELIT))
2512 GtkTreePath *path = NULL;
2514 path = _gtk_tree_view_find_path (tree_view,
2515 tree_view->priv->button_pressed_tree,
2516 tree_view->priv->button_pressed_node);
2517 /* Actually activate the node */
2518 if (tree_view->priv->button_pressed_node->children == NULL)
2519 gtk_tree_view_real_expand_row (tree_view, path,
2520 tree_view->priv->button_pressed_tree,
2521 tree_view->priv->button_pressed_node,
2524 gtk_tree_view_real_collapse_row (GTK_TREE_VIEW (widget), path,
2525 tree_view->priv->button_pressed_tree,
2526 tree_view->priv->button_pressed_node, TRUE);
2527 gtk_tree_path_free (path);
2530 tree_view->priv->button_pressed_tree = NULL;
2531 tree_view->priv->button_pressed_node = NULL;
2538 /* GtkWidget::motion_event function set.
2542 coords_are_over_arrow (GtkTreeView *tree_view,
2545 /* these are in window coords */
2552 if (!GTK_WIDGET_REALIZED (tree_view))
2555 if ((node->flags & GTK_RBNODE_IS_PARENT) == 0)
2558 arrow.y = BACKGROUND_FIRST_PIXEL (tree_view, tree, node);
2560 arrow.height = MAX (BACKGROUND_HEIGHT (node), tree_view->priv->expander_size);
2562 gtk_tree_view_get_arrow_xrange (tree_view, tree, &arrow.x, &x2);
2564 arrow.width = x2 - arrow.x;
2566 return (x >= arrow.x &&
2567 x < (arrow.x + arrow.width) &&
2569 y < (arrow.y + arrow.height));
2573 do_prelight (GtkTreeView *tree_view,
2576 /* these are in tree_window coords */
2580 if (tree_view->priv->prelight_tree == tree &&
2581 tree_view->priv->prelight_node == node)
2583 /* We are still on the same node,
2584 but we might need to take care of the arrow */
2588 gboolean over_arrow;
2591 over_arrow = coords_are_over_arrow (tree_view, tree, node, x, y);
2592 flag_set = GTK_TREE_VIEW_FLAG_SET (tree_view,
2593 GTK_TREE_VIEW_ARROW_PRELIT);
2595 if (over_arrow != flag_set)
2598 GTK_TREE_VIEW_SET_FLAG (tree_view,
2599 GTK_TREE_VIEW_ARROW_PRELIT);
2601 GTK_TREE_VIEW_UNSET_FLAG (tree_view,
2602 GTK_TREE_VIEW_ARROW_PRELIT);
2604 gtk_tree_view_draw_arrow (tree_view, tree, node, x, y);
2611 if (tree_view->priv->prelight_tree && tree_view->priv->prelight_node)
2613 /* Unprelight the old node and arrow */
2615 GTK_RBNODE_UNSET_FLAG (tree_view->priv->prelight_node,
2616 GTK_RBNODE_IS_PRELIT);
2618 if (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_ARROW_PRELIT))
2620 GTK_TREE_VIEW_UNSET_FLAG (tree_view, GTK_TREE_VIEW_ARROW_PRELIT);
2622 gtk_tree_view_draw_arrow (tree_view,
2623 tree_view->priv->prelight_tree,
2624 tree_view->priv->prelight_node,
2629 _gtk_tree_view_queue_draw_node (tree_view,
2630 tree_view->priv->prelight_tree,
2631 tree_view->priv->prelight_node,
2636 /* Set the new prelight values */
2638 tree_view->priv->prelight_node = node;
2639 tree_view->priv->prelight_tree = tree;
2644 /* Prelight the new node and arrow */
2646 if (coords_are_over_arrow (tree_view, tree, node, x, y))
2648 GTK_TREE_VIEW_SET_FLAG (tree_view, GTK_TREE_VIEW_ARROW_PRELIT);
2650 gtk_tree_view_draw_arrow (tree_view, tree, node, x, y);
2653 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_PRELIT);
2655 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
2659 ensure_unprelighted (GtkTreeView *tree_view)
2661 do_prelight (tree_view,
2663 -1000, -1000); /* coords not possibly over an arrow */
2665 g_assert (tree_view->priv->prelight_node == NULL);
2671 /* Our motion arrow is either a box (in the case of the original spot)
2672 * or an arrow. It is expander_size wide.
2695 gtk_tree_view_motion_draw_column_motion_arrow (GtkTreeView *tree_view)
2697 GtkTreeViewColumnReorder *reorder = tree_view->priv->cur_reorder;
2698 GtkWidget *widget = GTK_WIDGET (tree_view);
2699 GdkBitmap *mask = NULL;
2704 gint arrow_type = DRAG_COLUMN_WINDOW_STATE_UNSET;
2705 GdkWindowAttr attributes;
2706 guint attributes_mask;
2709 reorder->left_column == tree_view->priv->drag_column ||
2710 reorder->right_column == tree_view->priv->drag_column)
2711 arrow_type = DRAG_COLUMN_WINDOW_STATE_ORIGINAL;
2712 else if (reorder->left_column || reorder->right_column)
2714 GdkRectangle visible_rect;
2715 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
2716 if (reorder->left_column)
2717 x = reorder->left_column->button->allocation.x + reorder->left_column->button->allocation.width;
2719 x = reorder->right_column->button->allocation.x;
2721 if (x < visible_rect.x)
2722 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT;
2723 else if (x > visible_rect.x + visible_rect.width)
2724 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT;
2726 arrow_type = DRAG_COLUMN_WINDOW_STATE_ARROW;
2729 /* We want to draw the rectangle over the initial location. */
2730 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ORIGINAL)
2735 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ORIGINAL)
2737 if (tree_view->priv->drag_highlight_window)
2739 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
2741 gdk_window_destroy (tree_view->priv->drag_highlight_window);
2744 attributes.window_type = GDK_WINDOW_CHILD;
2745 attributes.wclass = GDK_INPUT_OUTPUT;
2746 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
2747 attributes.colormap = gtk_widget_get_colormap (GTK_WIDGET (tree_view));
2748 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
2749 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
2750 tree_view->priv->drag_highlight_window = gdk_window_new (tree_view->priv->header_window, &attributes, attributes_mask);
2751 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
2753 width = tree_view->priv->drag_column->button->allocation.width;
2754 height = tree_view->priv->drag_column->button->allocation.height;
2755 gdk_window_move_resize (tree_view->priv->drag_highlight_window,
2756 tree_view->priv->drag_column_x, 0, width, height);
2758 mask = gdk_pixmap_new (tree_view->priv->drag_highlight_window, width, height, 1);
2759 gc = gdk_gc_new (mask);
2761 gdk_gc_set_foreground (gc, &col);
2762 gdk_draw_rectangle (mask, gc, TRUE, 0, 0, width, height);
2764 gdk_gc_set_foreground(gc, &col);
2765 gdk_draw_rectangle (mask, gc, TRUE, 2, 2, width - 4, height - 4);
2766 g_object_unref (gc);
2768 gdk_window_shape_combine_mask (tree_view->priv->drag_highlight_window,
2770 if (mask) g_object_unref (mask);
2771 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_ORIGINAL;
2774 else if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW)
2780 width = tree_view->priv->expander_size;
2782 /* Get x, y, width, height of arrow */
2783 gdk_window_get_origin (tree_view->priv->header_window, &x, &y);
2784 if (reorder->left_column)
2786 x += reorder->left_column->button->allocation.x + reorder->left_column->button->allocation.width - width/2;
2787 height = reorder->left_column->button->allocation.height;
2791 x += reorder->right_column->button->allocation.x - width/2;
2792 height = reorder->right_column->button->allocation.height;
2794 y -= tree_view->priv->expander_size/2; /* The arrow takes up only half the space */
2795 height += tree_view->priv->expander_size;
2797 /* Create the new window */
2798 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW)
2800 if (tree_view->priv->drag_highlight_window)
2802 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
2804 gdk_window_destroy (tree_view->priv->drag_highlight_window);
2807 attributes.window_type = GDK_WINDOW_TEMP;
2808 attributes.wclass = GDK_INPUT_OUTPUT;
2809 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
2810 attributes.colormap = gtk_widget_get_colormap (GTK_WIDGET (tree_view));
2811 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
2812 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
2813 attributes.width = width;
2814 attributes.height = height;
2815 tree_view->priv->drag_highlight_window = gdk_window_new (gtk_widget_get_root_window (widget),
2816 &attributes, attributes_mask);
2817 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
2819 mask = gdk_pixmap_new (tree_view->priv->drag_highlight_window, width, height, 1);
2820 gc = gdk_gc_new (mask);
2822 gdk_gc_set_foreground (gc, &col);
2823 gdk_draw_rectangle (mask, gc, TRUE, 0, 0, width, height);
2825 /* Draw the 2 arrows as per above */
2827 gdk_gc_set_foreground (gc, &col);
2828 for (i = 0; i < width; i ++)
2830 if (i == (width/2 - 1))
2832 gdk_draw_line (mask, gc, i, j, i, height - j);
2833 if (i < (width/2 - 1))
2838 g_object_unref (gc);
2839 gdk_window_shape_combine_mask (tree_view->priv->drag_highlight_window,
2841 if (mask) g_object_unref (mask);
2844 tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_ARROW;
2845 gdk_window_move (tree_view->priv->drag_highlight_window, x, y);
2847 else if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT ||
2848 arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
2854 width = tree_view->priv->expander_size;
2856 /* Get x, y, width, height of arrow */
2857 width = width/2; /* remember, the arrow only takes half the available width */
2858 gdk_window_get_origin (widget->window, &x, &y);
2859 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
2860 x += widget->allocation.width - width;
2862 if (reorder->left_column)
2863 height = reorder->left_column->button->allocation.height;
2865 height = reorder->right_column->button->allocation.height;
2867 y -= tree_view->priv->expander_size;
2868 height += 2*tree_view->priv->expander_size;
2870 /* Create the new window */
2871 if (tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT &&
2872 tree_view->priv->drag_column_window_state != DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT)
2874 if (tree_view->priv->drag_highlight_window)
2876 gdk_window_set_user_data (tree_view->priv->drag_highlight_window,
2878 gdk_window_destroy (tree_view->priv->drag_highlight_window);
2881 attributes.window_type = GDK_WINDOW_TEMP;
2882 attributes.wclass = GDK_INPUT_OUTPUT;
2883 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
2884 attributes.colormap = gtk_widget_get_colormap (GTK_WIDGET (tree_view));
2885 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
2886 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
2887 attributes.width = width;
2888 attributes.height = height;
2889 tree_view->priv->drag_highlight_window = gdk_window_new (NULL, &attributes, attributes_mask);
2890 gdk_window_set_user_data (tree_view->priv->drag_highlight_window, GTK_WIDGET (tree_view));
2892 mask = gdk_pixmap_new (tree_view->priv->drag_highlight_window, width, height, 1);
2893 gc = gdk_gc_new (mask);
2895 gdk_gc_set_foreground (gc, &col);
2896 gdk_draw_rectangle (mask, gc, TRUE, 0, 0, width, height);
2898 /* Draw the 2 arrows as per above */
2900 gdk_gc_set_foreground (gc, &col);
2901 j = tree_view->priv->expander_size;
2902 for (i = 0; i < width; i ++)
2905 if (arrow_type == DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT)
2909 gdk_draw_line (mask, gc, k, j, k, height - j);
2910 gdk_draw_line (mask, gc, k, 0, k, tree_view->priv->expander_size - j);
2911 gdk_draw_line (mask, gc, k, height, k, height - tree_view->priv->expander_size + j);
2914 g_object_unref (gc);
2915 gdk_window_shape_combine_mask (tree_view->priv->drag_highlight_window,
2917 if (mask) g_object_unref (mask);
2920 tree_view->priv->drag_column_window_state = arrow_type;
2921 gdk_window_move (tree_view->priv->drag_highlight_window, x, y);
2925 g_warning (G_STRLOC"Invalid GtkTreeViewColumnReorder struct");
2926 gdk_window_hide (tree_view->priv->drag_highlight_window);
2930 gdk_window_show (tree_view->priv->drag_highlight_window);
2931 gdk_window_raise (tree_view->priv->drag_highlight_window);
2935 gtk_tree_view_motion_resize_column (GtkWidget *widget,
2936 GdkEventMotion *event)
2940 GtkTreeViewColumn *column;
2941 GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
2943 column = gtk_tree_view_get_column (tree_view, tree_view->priv->drag_pos);
2945 if (event->is_hint || event->window != widget->window)
2946 gtk_widget_get_pointer (widget, &x, NULL);
2950 if (tree_view->priv->hadjustment)
2951 x += tree_view->priv->hadjustment->value;
2953 new_width = gtk_tree_view_new_column_width (tree_view,
2954 tree_view->priv->drag_pos, &x);
2955 if (x != tree_view->priv->x_drag &&
2956 (new_width != column->fixed_width));
2958 column->resized_width = new_width;
2959 gtk_widget_queue_resize (widget);
2967 gtk_tree_view_update_current_reorder (GtkTreeView *tree_view)
2969 GtkTreeViewColumnReorder *reorder = NULL;
2973 gdk_window_get_pointer (tree_view->priv->header_window, &mouse_x, NULL, NULL);
2974 for (list = tree_view->priv->column_drag_info; list; list = list->next)
2976 reorder = (GtkTreeViewColumnReorder *) list->data;
2977 if (mouse_x >= reorder->left_align && mouse_x < reorder->right_align)
2982 /* if (reorder && reorder == tree_view->priv->cur_reorder)
2985 tree_view->priv->cur_reorder = reorder;
2986 gtk_tree_view_motion_draw_column_motion_arrow (tree_view);
2990 gtk_tree_view_vertical_autoscroll (GtkTreeView *tree_view)
2992 GdkRectangle visible_rect;
2997 gdk_window_get_pointer (tree_view->priv->bin_window, NULL, &y, NULL);
2998 y += tree_view->priv->dy;
3000 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
3002 /* see if we are near the edge. */
3003 offset = y - (visible_rect.y + 2 * SCROLL_EDGE_SIZE);
3006 offset = y - (visible_rect.y + visible_rect.height - 2 * SCROLL_EDGE_SIZE);
3011 value = CLAMP (tree_view->priv->vadjustment->value + offset, 0.0,
3012 tree_view->priv->vadjustment->upper - tree_view->priv->vadjustment->page_size);
3013 gtk_adjustment_set_value (tree_view->priv->vadjustment, value);
3017 gtk_tree_view_horizontal_autoscroll (GtkTreeView *tree_view)
3019 GdkRectangle visible_rect;
3024 gdk_window_get_pointer (tree_view->priv->bin_window, &x, NULL, NULL);
3026 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
3028 /* See if we are near the edge. */
3029 offset = x - (visible_rect.x + SCROLL_EDGE_SIZE);
3032 offset = x - (visible_rect.x + visible_rect.width - SCROLL_EDGE_SIZE);
3038 value = CLAMP (tree_view->priv->hadjustment->value + offset,
3039 0.0, tree_view->priv->hadjustment->upper - tree_view->priv->hadjustment->page_size);
3040 gtk_adjustment_set_value (tree_view->priv->hadjustment, value);
3047 gtk_tree_view_motion_drag_column (GtkWidget *widget,
3048 GdkEventMotion *event)
3050 GtkTreeView *tree_view = (GtkTreeView *) widget;
3051 GtkTreeViewColumn *column = tree_view->priv->drag_column;
3055 if ((column == NULL) ||
3056 (event->window != tree_view->priv->drag_window))
3059 /* Handle moving the header */
3060 gdk_window_get_position (tree_view->priv->drag_window, &x, &y);
3061 x = CLAMP (x + (gint)event->x - column->drag_x, 0,
3062 MAX (tree_view->priv->width, GTK_WIDGET (tree_view)->allocation.width) - column->button->allocation.width);
3063 gdk_window_move (tree_view->priv->drag_window, x, y);
3065 /* autoscroll, if needed */
3066 gtk_tree_view_horizontal_autoscroll (tree_view);
3067 /* Update the current reorder position and arrow; */
3068 gtk_tree_view_update_current_reorder (tree_view);
3074 gtk_tree_view_motion_bin_window (GtkWidget *widget,
3075 GdkEventMotion *event)
3077 GtkTreeView *tree_view;
3082 tree_view = (GtkTreeView *) widget;
3084 if (tree_view->priv->tree == NULL)
3087 /* only check for an initiated drag when a button is pressed */
3088 if (tree_view->priv->pressed_button >= 0)
3089 gtk_tree_view_maybe_begin_dragging_row (tree_view, event);
3091 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
3095 _gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
3097 /* If we are currently pressing down a button, we don't want to prelight anything else. */
3098 if ((tree_view->priv->button_pressed_node != NULL) &&
3099 (tree_view->priv->button_pressed_node != node))
3102 do_prelight (tree_view, tree, node, event->x, event->y);
3108 gtk_tree_view_motion (GtkWidget *widget,
3109 GdkEventMotion *event)
3111 GtkTreeView *tree_view;
3113 tree_view = (GtkTreeView *) widget;
3115 /* Resizing a column */
3116 if (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_IN_COLUMN_RESIZE))
3117 return gtk_tree_view_motion_resize_column (widget, event);
3120 if (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_IN_COLUMN_DRAG))
3121 return gtk_tree_view_motion_drag_column (widget, event);
3123 /* Sanity check it */
3124 if (event->window == tree_view->priv->bin_window)
3125 return gtk_tree_view_motion_bin_window (widget, event);
3130 /* Warning: Very scary function.
3131 * Modify at your own risk
3133 * KEEP IN SYNC WITH gtk_tree_view_create_row_drag_icon()!
3134 * FIXME: It's not...
3137 gtk_tree_view_bin_expose (GtkWidget *widget,
3138 GdkEventExpose *event)
3140 GtkTreeView *tree_view;
3145 GtkRBNode *cursor = NULL;
3146 GtkRBTree *cursor_tree = NULL;
3147 GtkRBNode *drag_highlight = NULL;
3148 GtkRBTree *drag_highlight_tree = NULL;
3151 gint y_offset, x_offset, cell_offset;
3154 GdkRectangle background_area;
3155 GdkRectangle cell_area;
3158 gint bin_window_width;
3159 GtkTreePath *cursor_path;
3160 GtkTreePath *drag_dest_path;
3162 gint vertical_separator;
3163 gint horizontal_separator;
3164 gint focus_line_width;
3165 gboolean allow_rules;
3166 gboolean has_special_cell;
3168 gint n_visible_columns;
3170 g_return_val_if_fail (GTK_IS_TREE_VIEW (widget), FALSE);
3172 rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
3174 tree_view = GTK_TREE_VIEW (widget);
3176 gtk_widget_style_get (widget,
3177 "horizontal_separator", &horizontal_separator,
3178 "vertical_separator", &vertical_separator,
3179 "allow_rules", &allow_rules,
3180 "focus-line-width", &focus_line_width,
3183 if (tree_view->priv->tree == NULL)
3186 /* clip event->area to the visible area */
3187 if (event->area.height < 0)
3190 validate_visible_area (tree_view);
3192 new_y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, event->area.y);
3196 y_offset = -_gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
3201 /* find the path for the node */
3202 path = _gtk_tree_view_find_path ((GtkTreeView *)widget,
3205 gtk_tree_model_get_iter (tree_view->priv->model,
3208 depth = gtk_tree_path_get_depth (path);
3209 gtk_tree_path_free (path);
3212 drag_dest_path = NULL;
3214 if (tree_view->priv->cursor)
3215 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
3218 _gtk_tree_view_find_node (tree_view, cursor_path,
3219 &cursor_tree, &cursor);
3221 if (tree_view->priv->drag_dest_row)
3222 drag_dest_path = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
3225 _gtk_tree_view_find_node (tree_view, drag_dest_path,
3226 &drag_highlight_tree, &drag_highlight);
3228 gdk_drawable_get_size (tree_view->priv->bin_window,
3229 &bin_window_width, NULL);
3232 n_visible_columns = 0;
3233 for (list = tree_view->priv->columns; list; list = list->next)
3235 if (! GTK_TREE_VIEW_COLUMN (list->data)->visible)
3237 n_visible_columns ++;
3240 /* Find the last column */
3241 for (last_column = rtl ? g_list_first (tree_view->priv->columns) : g_list_last (tree_view->priv->columns);
3243 !(GTK_TREE_VIEW_COLUMN (last_column->data)->visible) &&
3244 GTK_WIDGET_CAN_FOCUS (GTK_TREE_VIEW_COLUMN (last_column->data)->button);
3245 last_column = rtl ? last_column->next : last_column->prev)
3248 /* Actually process the expose event. To do this, we want to
3249 * start at the first node of the event, and walk the tree in
3250 * order, drawing each successive node.
3257 max_height = MAX (BACKGROUND_HEIGHT (node), tree_view->priv->expander_size);
3259 x_offset = -event->area.x;
3261 highlight_x = 0; /* should match x coord of first cell */
3263 background_area.y = y_offset + event->area.y;
3264 background_area.height = max_height;
3268 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PRELIT))
3269 flags |= GTK_CELL_RENDERER_PRELIT;
3271 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
3272 flags |= GTK_CELL_RENDERER_SELECTED;
3274 parity = _gtk_rbtree_node_find_parity (tree, node);
3276 has_special_cell = gtk_tree_view_has_special_cell (tree_view);
3278 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
3280 list = (rtl ? list->prev : list->next))
3282 GtkTreeViewColumn *column = list->data;
3283 const gchar *detail = NULL;
3286 if (!column->visible)
3289 if (cell_offset > event->area.x + event->area.width ||
3290 cell_offset + column->width < event->area.x)
3292 cell_offset += column->width;
3296 if (column->show_sort_indicator)
3297 flags |= GTK_CELL_RENDERER_SORTED;
3299 flags &= ~GTK_CELL_RENDERER_SORTED;
3302 flags |= GTK_CELL_RENDERER_FOCUSED;
3304 flags &= ~GTK_CELL_RENDERER_FOCUSED;
3306 background_area.x = cell_offset;
3307 background_area.width = column->width;
3309 cell_area = background_area;
3310 cell_area.y += vertical_separator / 2;
3311 cell_area.x += horizontal_separator / 2;
3312 cell_area.height -= vertical_separator;
3313 cell_area.width -= horizontal_separator;
3315 if (gdk_region_rect_in (event->region, &background_area) == GDK_OVERLAP_RECTANGLE_OUT)
3317 cell_offset += column->width;
3321 gtk_tree_view_column_cell_set_cell_data (column,
3322 tree_view->priv->model,
3324 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
3325 node->children?TRUE:FALSE);
3327 /* Select the detail for drawing the cell. relevant
3328 * factors are parity, sortedness, and whether to
3331 if (allow_rules && tree_view->priv->has_rules)
3333 if ((flags & GTK_CELL_RENDERER_SORTED) &&
3334 n_visible_columns >= 3)
3337 detail = "cell_odd_ruled_sorted";
3339 detail = "cell_even_ruled_sorted";
3344 detail = "cell_odd_ruled";
3346 detail = "cell_even_ruled";
3351 if ((flags & GTK_CELL_RENDERER_SORTED) &&
3352 n_visible_columns >= 3)
3355 detail = "cell_odd_sorted";
3357 detail = "cell_even_sorted";
3362 detail = "cell_odd";
3364 detail = "cell_even";
3370 if (flags & GTK_CELL_RENDERER_SELECTED)
3371 state = GTK_STATE_SELECTED;
3373 state = GTK_STATE_NORMAL;
3375 /* Draw background */
3376 gtk_paint_flat_box (widget->style,
3385 background_area.width,
3386 background_area.height);
3388 if (gtk_tree_view_is_expander_column (tree_view, column) &&
3389 TREE_VIEW_DRAW_EXPANDERS(tree_view))
3392 cell_area.x += depth * tree_view->priv->expander_size;
3393 cell_area.width -= depth * tree_view->priv->expander_size;
3395 /* If we have an expander column, the highlight underline
3396 * starts with that column, so that it indicates which
3397 * level of the tree we're dropping at.
3399 highlight_x = cell_area.x;
3400 _gtk_tree_view_column_cell_render (column,
3406 if ((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT)
3409 gdk_window_get_pointer (tree_view->priv->bin_window, &x, &y, 0);
3410 gtk_tree_view_draw_arrow (GTK_TREE_VIEW (widget),
3418 _gtk_tree_view_column_cell_render (column,
3425 if (node == cursor && has_special_cell &&
3426 ((column == tree_view->priv->focus_column &&
3427 GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_DRAW_KEYFOCUS) &&
3428 GTK_WIDGET_HAS_FOCUS (widget)) ||
3429 (column == tree_view->priv->edited_column)))
3431 _gtk_tree_view_column_cell_draw_focus (column,
3438 cell_offset += column->width;
3441 if (node == drag_highlight)
3443 /* Draw indicator for the drop
3445 gint highlight_y = -1;
3446 GtkRBTree *tree = NULL;
3447 GtkRBNode *node = NULL;
3449 gint focus_line_width;
3451 switch (tree_view->priv->drag_dest_pos)
3453 case GTK_TREE_VIEW_DROP_BEFORE:
3454 highlight_y = background_area.y - 1;
3455 if (highlight_y < 0)
3459 case GTK_TREE_VIEW_DROP_AFTER:
3460 highlight_y = background_area.y + background_area.height - 1;
3463 case GTK_TREE_VIEW_DROP_INTO_OR_BEFORE:
3464 case GTK_TREE_VIEW_DROP_INTO_OR_AFTER:
3465 _gtk_tree_view_find_node (tree_view, drag_dest_path, &tree, &node);
3469 gdk_drawable_get_size (tree_view->priv->bin_window,
3471 gtk_widget_style_get (widget, "focus-line-width", &focus_line_width, NULL);
3472 gtk_paint_focus (widget->style,
3473 tree_view->priv->bin_window,
3474 GTK_WIDGET_STATE (widget),
3477 "treeview-drop-indicator",
3478 0, BACKGROUND_FIRST_PIXEL (tree_view, tree, node)
3479 - focus_line_width / 2,
3480 width, MAX(BACKGROUND_HEIGHT (node),
3481 tree_view->priv->expander_size)
3482 - focus_line_width + 1);
3486 if (highlight_y >= 0)
3488 gdk_draw_line (event->window,
3489 widget->style->black_gc,
3492 bin_window_width - highlight_x,
3497 /* draw the big row-spanning focus rectangle, if needed */
3498 if (!has_special_cell && node == cursor &&
3499 GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_DRAW_KEYFOCUS) &&
3500 GTK_WIDGET_HAS_FOCUS (widget))
3503 GtkStateType focus_rect_state;
3506 flags & GTK_CELL_RENDERER_SELECTED ? GTK_STATE_SELECTED :
3507 (flags & GTK_CELL_RENDERER_PRELIT ? GTK_STATE_PRELIGHT :
3508 (flags & GTK_CELL_RENDERER_INSENSITIVE ? GTK_STATE_INSENSITIVE :
3511 gdk_drawable_get_size (tree_view->priv->bin_window,
3513 gtk_paint_focus (widget->style,
3514 tree_view->priv->bin_window,
3520 BACKGROUND_FIRST_PIXEL (tree_view, tree, node),
3522 MAX (BACKGROUND_HEIGHT (node),
3523 tree_view->priv->expander_size));
3526 y_offset += max_height;
3529 GtkTreeIter parent = iter;
3532 tree = node->children;
3535 g_assert (node != tree->nil);
3537 while (node->left != tree->nil)
3539 has_child = gtk_tree_model_iter_children (tree_view->priv->model,
3545 TREE_VIEW_INTERNAL_ASSERT (has_child, FALSE);
3549 gboolean done = FALSE;
3552 node = _gtk_rbtree_next (tree, node);
3555 gboolean has_next = gtk_tree_model_iter_next (tree_view->priv->model, &iter);
3559 TREE_VIEW_INTERNAL_ASSERT (has_next, FALSE);
3563 GtkTreeIter parent_iter = iter;
3564 gboolean has_parent;
3566 node = tree->parent_node;
3567 tree = tree->parent_tree;
3569 /* we should go to done to free some memory */
3571 has_parent = gtk_tree_model_iter_parent (tree_view->priv->model,
3577 TREE_VIEW_INTERNAL_ASSERT (has_parent, FALSE);
3583 while (y_offset < event->area.height);
3587 gtk_tree_path_free (cursor_path);
3590 gtk_tree_path_free (drag_dest_path);
3596 gtk_tree_view_expose (GtkWidget *widget,
3597 GdkEventExpose *event)
3599 GtkTreeView *tree_view;
3601 g_return_val_if_fail (GTK_IS_TREE_VIEW (widget), FALSE);
3603 tree_view = GTK_TREE_VIEW (widget);
3605 if (event->window == tree_view->priv->bin_window)
3606 return gtk_tree_view_bin_expose (widget, event);
3607 else if (event->window == tree_view->priv->header_window)
3611 for (list = tree_view->priv->columns; list != NULL; list = list->next)
3613 GtkTreeViewColumn *column = list->data;
3615 if (column == tree_view->priv->drag_column)
3618 if (column->visible)
3619 gtk_container_propagate_expose (GTK_CONTAINER (tree_view),
3624 else if (event->window == tree_view->priv->drag_window)
3626 gtk_container_propagate_expose (GTK_CONTAINER (tree_view),
3627 tree_view->priv->drag_column->button,
3641 /* returns 0x1 when no column has been found -- yes it's hackish */
3642 static GtkTreeViewColumn *
3643 gtk_tree_view_get_drop_column (GtkTreeView *tree_view,
3644 GtkTreeViewColumn *column,
3647 GtkTreeViewColumn *left_column = NULL;
3648 GtkTreeViewColumn *cur_column = NULL;
3651 if (!column->reorderable)
3652 return (GtkTreeViewColumn *)0x1;
3654 switch (drop_position)
3657 /* find first column where we can drop */
3658 tmp_list = tree_view->priv->columns;
3659 if (column == GTK_TREE_VIEW_COLUMN (tmp_list->data))
3660 return (GtkTreeViewColumn *)0x1;
3664 g_assert (tmp_list);
3666 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
3667 tmp_list = tmp_list->next;
3669 if (left_column && left_column->visible == FALSE)
3672 if (!tree_view->priv->column_drop_func)
3675 if (!(*tree_view->priv->column_drop_func) (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
3677 left_column = cur_column;
3684 if (!tree_view->priv->column_drop_func)
3687 if ((*tree_view->priv->column_drop_func) (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data))
3690 return (GtkTreeViewColumn *)0x1;
3694 /* find first column after column where we can drop */
3695 tmp_list = tree_view->priv->columns;
3697 for (; tmp_list; tmp_list = tmp_list->next)
3698 if (GTK_TREE_VIEW_COLUMN (tmp_list->data) == column)
3701 if (!tmp_list || !tmp_list->next)
3702 return (GtkTreeViewColumn *)0x1;
3704 tmp_list = tmp_list->next;
3705 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
3706 tmp_list = tmp_list->next;
3710 g_assert (tmp_list);
3712 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
3713 tmp_list = tmp_list->next;
3715 if (left_column && left_column->visible == FALSE)
3717 left_column = cur_column;
3719 tmp_list = tmp_list->next;
3723 if (!tree_view->priv->column_drop_func)
3726 if (!(*tree_view->priv->column_drop_func) (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
3728 left_column = cur_column;
3735 if (!tree_view->priv->column_drop_func)
3738 if ((*tree_view->priv->column_drop_func) (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data))
3741 return (GtkTreeViewColumn *)0x1;
3745 /* find first column before column where we can drop */
3746 tmp_list = tree_view->priv->columns;
3748 for (; tmp_list; tmp_list = tmp_list->next)
3749 if (GTK_TREE_VIEW_COLUMN (tmp_list->data) == column)
3752 if (!tmp_list || !tmp_list->prev)
3753 return (GtkTreeViewColumn *)0x1;
3755 tmp_list = tmp_list->prev;
3756 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
3757 tmp_list = tmp_list->prev;
3761 g_assert (tmp_list);
3763 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
3765 if (left_column && !left_column->visible)
3767 /*if (!tmp_list->prev)
3768 return (GtkTreeViewColumn *)0x1;
3771 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->prev->data);
3772 tmp_list = tmp_list->prev->prev;
3775 cur_column = left_column;
3777 tmp_list = tmp_list->prev;
3781 if (!tree_view->priv->column_drop_func)
3784 if ((*tree_view->priv->column_drop_func) (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
3787 cur_column = left_column;
3788 tmp_list = tmp_list->prev;
3791 if (!tree_view->priv->column_drop_func)
3794 if ((*tree_view->priv->column_drop_func) (tree_view, column, NULL, cur_column, tree_view->priv->column_drop_func_data))
3797 return (GtkTreeViewColumn *)0x1;
3801 /* same as DROP_HOME case, but doing it backwards */
3802 tmp_list = g_list_last (tree_view->priv->columns);
3805 if (column == GTK_TREE_VIEW_COLUMN (tmp_list->data))
3806 return (GtkTreeViewColumn *)0x1;
3810 g_assert (tmp_list);
3812 left_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
3814 if (left_column && !left_column->visible)
3816 cur_column = left_column;
3817 tmp_list = tmp_list->prev;
3820 if (!tree_view->priv->column_drop_func)
3823 if ((*tree_view->priv->column_drop_func) (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
3826 cur_column = left_column;
3827 tmp_list = tmp_list->prev;
3830 if (!tree_view->priv->column_drop_func)
3833 if ((*tree_view->priv->column_drop_func) (tree_view, column, NULL, cur_column, tree_view->priv->column_drop_func_data))
3836 return (GtkTreeViewColumn *)0x1;
3840 return (GtkTreeViewColumn *)0x1;
3844 gtk_tree_view_key_press (GtkWidget *widget,
3847 GtkTreeView *tree_view = (GtkTreeView *) widget;
3851 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
3853 if (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_IN_COLUMN_DRAG))
3855 if (event->keyval == GDK_Escape)
3857 tree_view->priv->cur_reorder = NULL;
3858 gtk_tree_view_button_release_drag_column (widget, NULL);
3863 if (tree_view->priv->columns && (event->state & GDK_SHIFT_MASK)
3864 && (event->keyval == GDK_Left || event->keyval == GDK_KP_Left
3865 || event->keyval == GDK_Right || event->keyval == GDK_KP_Right))
3867 list = tree_view->priv->columns;
3870 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (list->data);
3871 if (GTK_WIDGET_HAS_FOCUS (column->button))
3873 if (!column->resizable)
3876 if (event->keyval == GDK_Left || event->keyval == GDK_KP_Left)
3878 column->resized_width = MAX (column->resized_width,
3880 column->resized_width -= 2;
3881 if (column->resized_width < 0)
3882 column->resized_width = 0;
3884 if (column->min_width == -1)
3885 column->resized_width = MAX (column->button->requisition.width, column->resized_width);
3887 column->resized_width = MAX (column->min_width, column->resized_width);
3889 if (column->max_width != -1)
3890 column->resized_width = MIN (column->resized_width, column->max_width);
3892 column->use_resized_width = TRUE;
3893 gtk_widget_queue_resize (widget);
3896 else if (event->keyval == GDK_Right
3897 || event->keyval == GDK_KP_Right)
3899 column->resized_width = MAX (column->resized_width,
3901 column->resized_width += 2;
3903 if (column->max_width != -1)
3904 column->resized_width = MIN (column->resized_width, column->max_width);
3906 column->use_resized_width = TRUE;
3907 gtk_widget_queue_resize (widget);
3915 if (tree_view->priv->columns && (event->state & GDK_CONTROL_MASK) &&
3916 (event->keyval == GDK_Left || event->keyval == GDK_KP_Left
3917 || event->keyval == GDK_Right || event->keyval == GDK_KP_Right
3918 || event->keyval == GDK_Home || event->keyval == GDK_KP_Home
3919 || event->keyval == GDK_End || event->keyval == GDK_KP_End))
3921 list = tree_view->priv->columns;
3924 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (list->data);
3925 if (GTK_WIDGET_HAS_FOCUS (column->button))
3927 if (event->keyval == (rtl ? GDK_Right : GDK_Left)
3928 || event->keyval == (rtl ? GDK_KP_Right : GDK_KP_Left))
3930 GtkTreeViewColumn *col;
3931 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_LEFT);
3932 if (col != (GtkTreeViewColumn *)0x1)
3933 gtk_tree_view_move_column_after (tree_view, column, col);
3936 else if (event->keyval == (rtl ? GDK_Left : GDK_Right)
3937 || event->keyval == (rtl ? GDK_KP_Left : GDK_KP_Right))
3939 GtkTreeViewColumn *col;
3940 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_RIGHT);
3941 if (col != (GtkTreeViewColumn *)0x1)
3942 gtk_tree_view_move_column_after (tree_view, column, col);
3945 else if (event->keyval == GDK_Home
3946 || event->keyval == GDK_KP_Home)
3948 GtkTreeViewColumn *col;
3949 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_HOME);
3950 if (col != (GtkTreeViewColumn *)0x1)
3951 gtk_tree_view_move_column_after (tree_view, column, col);
3954 else if (event->keyval == GDK_End || event->keyval == GDK_KP_End)
3956 GtkTreeViewColumn *col;
3957 col = gtk_tree_view_get_drop_column (tree_view, column, DROP_END);
3958 if (col != (GtkTreeViewColumn *)0x1)
3959 gtk_tree_view_move_column_after (tree_view, column, col);
3967 if (tree_view->priv->columns &&
3968 GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_HEADERS_VISIBLE) &&
3969 (event->keyval == GDK_Left || event->keyval == GDK_KP_Left
3970 || event->keyval == GDK_Right || event->keyval == GDK_KP_Right))
3973 list = tree_view->priv->columns;
3976 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (list->data);
3977 if (GTK_WIDGET_HAS_FOCUS (column->button))
3979 if ((event->keyval == (rtl ? GDK_Right : GDK_Left)
3980 || event->keyval == (rtl ? GDK_KP_Right : GDK_KP_Left))
3985 for (tmp = list->prev; tmp; tmp = tmp->prev)
3986 if (GTK_TREE_VIEW_COLUMN (tmp->data)->visible)
3992 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (tmp->data);
3993 gtk_widget_grab_focus (tree_view->priv->focus_column->button);
3994 width -= tree_view->priv->focus_column->width;
3995 gtk_adjustment_set_value (tree_view->priv->hadjustment, CLAMP (width, tree_view->priv->hadjustment->lower, tree_view->priv->hadjustment->upper - tree_view->priv->hadjustment->page_size));
3998 else if ((event->keyval == (rtl ? GDK_Left : GDK_Right)
3999 || event->keyval == (rtl ? GDK_KP_Left : GDK_KP_Right))
4004 for (tmp = list->next; tmp; tmp = tmp->next)
4005 if (GTK_TREE_VIEW_COLUMN (tmp->data)->visible)
4011 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (tmp->data);
4013 gtk_widget_grab_focus (tree_view->priv->focus_column->button);
4014 width += tree_view->priv->focus_column->width;
4015 gtk_adjustment_set_value (tree_view->priv->hadjustment, CLAMP (width, tree_view->priv->hadjustment->lower, tree_view->priv->hadjustment->upper - tree_view->priv->hadjustment->page_size));
4019 width += GTK_TREE_VIEW_COLUMN (list->data)->width;
4024 return (* GTK_WIDGET_CLASS (parent_class)->key_press_event) (widget, event);
4027 /* FIXME Is this function necessary? Can I get an enter_notify event
4028 * w/o either an expose event or a mouse motion event?
4031 gtk_tree_view_enter_notify (GtkWidget *widget,
4032 GdkEventCrossing *event)
4034 GtkTreeView *tree_view;
4039 g_return_val_if_fail (GTK_IS_TREE_VIEW (widget), FALSE);
4041 tree_view = GTK_TREE_VIEW (widget);
4043 /* Sanity check it */
4044 if (event->window != tree_view->priv->bin_window)
4047 if (tree_view->priv->tree == NULL)
4050 if ((tree_view->priv->button_pressed_node != NULL) &&
4051 (tree_view->priv->button_pressed_node != node))
4054 /* find the node internally */
4055 new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y);
4058 _gtk_rbtree_find_offset (tree_view->priv->tree, new_y, &tree, &node);
4060 do_prelight (tree_view, tree, node, event->x, event->y);
4066 gtk_tree_view_leave_notify (GtkWidget *widget,
4067 GdkEventCrossing *event)
4069 GtkTreeView *tree_view;
4071 g_return_val_if_fail (GTK_IS_TREE_VIEW (widget), FALSE);
4073 if (event->mode == GDK_CROSSING_GRAB)
4075 tree_view = GTK_TREE_VIEW (widget);
4077 if (tree_view->priv->prelight_node)
4078 _gtk_tree_view_queue_draw_node (tree_view,
4079 tree_view->priv->prelight_tree,
4080 tree_view->priv->prelight_node,
4083 ensure_unprelighted (tree_view);
4090 gtk_tree_view_focus_out (GtkWidget *widget,
4091 GdkEventFocus *event)
4093 GtkWidget *search_dialog;
4095 gtk_widget_queue_draw (widget);
4097 /* destroy interactive search dialog */
4098 search_dialog = g_object_get_data (G_OBJECT (widget),
4099 GTK_TREE_VIEW_SEARCH_DIALOG_KEY);
4101 gtk_tree_view_search_dialog_destroy (search_dialog, GTK_TREE_VIEW (widget));
4107 /* Incremental Reflow
4110 /* Returns TRUE if it updated the size
4113 validate_row (GtkTreeView *tree_view,
4119 GtkTreeViewColumn *column;
4122 gint horizontal_separator;
4123 gint depth = gtk_tree_path_get_depth (path);
4124 gboolean retval = FALSE;
4126 /* double check the row needs validating */
4127 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) &&
4128 ! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
4131 gtk_widget_style_get (GTK_WIDGET (tree_view),
4132 "horizontal_separator", &horizontal_separator,
4135 for (list = tree_view->priv->columns; list; list = list->next)
4140 column = list->data;
4142 if (! column->visible)
4145 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID) && !column->dirty)
4148 gtk_tree_view_column_cell_set_cell_data (column, tree_view->priv->model, iter,
4149 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
4150 node->children?TRUE:FALSE);
4151 gtk_tree_view_column_cell_get_size (column,
4153 &tmp_width, &tmp_height);
4155 height = MAX (height, tmp_height);
4156 height = MAX (height, tree_view->priv->expander_size);
4158 if (gtk_tree_view_is_expander_column (tree_view, column) && TREE_VIEW_DRAW_EXPANDERS (tree_view))
4160 tmp_width = tmp_width + horizontal_separator + depth * (tree_view->priv->expander_size);
4163 tmp_width = tmp_width + horizontal_separator;
4165 if (tmp_width > column->requested_width)
4168 column->requested_width = tmp_width;
4172 if (height != GTK_RBNODE_GET_HEIGHT (node))
4175 _gtk_rbtree_node_set_height (tree, node, height);
4177 _gtk_rbtree_node_mark_valid (tree, node);
4184 validate_visible_area (GtkTreeView *tree_view)
4186 GtkTreePath *path = NULL;
4187 GtkTreePath *above_path = NULL;
4189 GtkRBTree *tree = NULL;
4190 GtkRBNode *node = NULL;
4191 gboolean need_redraw = FALSE;
4192 gboolean size_changed = FALSE;
4193 gboolean update_dy = FALSE;
4195 gint area_above = 0;
4196 gint area_below = 0;
4198 if (tree_view->priv->tree == NULL)
4201 if (! GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID) &&
4202 tree_view->priv->scroll_to_path == NULL)
4205 total_height = GTK_WIDGET (tree_view)->allocation.height - TREE_VIEW_HEADER_HEIGHT (tree_view);
4207 if (total_height == 0)
4210 /* First, we check to see if we need to scroll anywhere
4212 if (tree_view->priv->scroll_to_path)
4214 path = gtk_tree_row_reference_get_path (tree_view->priv->scroll_to_path);
4215 if (path && !_gtk_tree_view_find_node (tree_view, path, &tree, &node))
4217 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
4218 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
4219 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
4222 if (validate_row (tree_view, tree, node, &iter, path))
4223 size_changed = TRUE;
4226 if (tree_view->priv->scroll_to_use_align)
4228 gint height = MAX (GTK_RBNODE_GET_HEIGHT (node), tree_view->priv->expander_size);
4229 area_above = (total_height - height) *
4230 tree_view->priv->scroll_to_row_align;
4231 area_below = total_height - area_above - height;
4232 area_above = MAX (area_above, 0);
4233 area_below = MAX (area_below, 0);
4238 * 1) row not visible
4242 gint height = MAX (GTK_RBNODE_GET_HEIGHT (node), tree_view->priv->expander_size);
4244 dy = _gtk_rbtree_node_find_offset (tree, node);
4246 if (dy >= tree_view->priv->vadjustment->value &&
4247 dy < (tree_view->priv->vadjustment->value
4248 + tree_view->priv->vadjustment->page_size))
4250 /* row visible: keep the row at the same position */
4251 area_above = dy - tree_view->priv->vadjustment->value;
4252 area_below = (tree_view->priv->vadjustment->value +
4253 tree_view->priv->vadjustment->page_size)
4258 /* row not visible */
4261 if (dy >= 0 && dy <= tree_view->priv->vadjustment->page_size)
4263 /* row at the beginning -- fixed */
4265 area_below = tree_view->priv->vadjustment->page_size
4266 - area_above - height;
4268 else if (dy >= (tree_view->priv->vadjustment->upper -
4269 tree_view->priv->vadjustment->page_size)
4270 && dy <= tree_view->priv->vadjustment->upper)
4272 /* row at the end -- fixed */
4273 area_above = dy - (tree_view->priv->vadjustment->upper -
4274 tree_view->priv->vadjustment->page_size);
4275 area_below = tree_view->priv->vadjustment->page_size -
4276 area_above - height;
4280 area_above += area_below;
4286 /* row somewhere in the middle, bring it to the top
4290 area_below = total_height - height;
4296 /* the scroll to isn't valid; ignore it.
4299 if (tree_view->priv->scroll_to_path && !path)
4301 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
4302 tree_view->priv->scroll_to_path = NULL;
4305 gtk_tree_path_free (path);
4310 /* We didn't have a scroll_to set, so we just handle things normally
4316 offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
4317 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, 0),
4321 /* In this case, nothing has been validated */
4322 path = gtk_tree_path_new_first ();
4323 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
4327 path = _gtk_tree_view_find_path (tree_view, tree, node);
4328 total_height += offset;
4331 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
4333 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
4334 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
4337 if (validate_row (tree_view, tree, node, &iter, path))
4338 size_changed = TRUE;
4341 area_below = total_height - MAX (GTK_RBNODE_GET_HEIGHT (node), tree_view->priv->expander_size);
4344 above_path = gtk_tree_path_copy (path);
4346 /* Now, we walk forwards and backwards, measuring rows. Unfortunately,
4347 * backwards is much slower then forward, as there is no iter_prev function.
4348 * We go forwards first in case we run out of tree. Then we go backwards to
4351 while (node && area_below > 0)
4357 GtkTreeIter parent = iter;
4360 tree = node->children;
4363 g_assert (node != tree->nil);
4365 while (node->left != tree->nil)
4367 has_child = gtk_tree_model_iter_children (tree_view->priv->model,
4370 TREE_VIEW_INTERNAL_ASSERT_VOID (has_child);
4371 gtk_tree_path_down (path);
4375 gboolean done = FALSE;
4378 node = _gtk_rbtree_next (tree, node);
4381 gboolean has_next = gtk_tree_model_iter_next (tree_view->priv->model, &iter);
4383 gtk_tree_path_next (path);
4386 TREE_VIEW_INTERNAL_ASSERT_VOID (has_next);
4390 GtkTreeIter parent_iter = iter;
4391 gboolean has_parent;
4393 node = tree->parent_node;
4394 tree = tree->parent_tree;
4397 has_parent = gtk_tree_model_iter_parent (tree_view->priv->model,
4400 gtk_tree_path_up (path);
4403 TREE_VIEW_INTERNAL_ASSERT_VOID (has_parent);
4412 new_height = GTK_RBNODE_GET_HEIGHT (node);
4414 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
4415 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
4417 gint old_height = new_height;
4420 if (validate_row (tree_view, tree, node, &iter, path))
4422 new_height = GTK_RBNODE_GET_HEIGHT (node);
4423 size_changed = TRUE;
4425 area_below -= new_height - old_height;
4429 area_below -= MAX (new_height, tree_view->priv->expander_size);
4431 gtk_tree_path_free (path);
4433 /* If we ran out of tree, and have extra area_below left, we need to add it
4436 area_above += area_below;
4438 _gtk_tree_view_find_node (tree_view, above_path, &tree, &node);
4440 /* We walk backwards */
4441 while (area_above > 0)
4445 _gtk_rbtree_prev_full (tree, node, &tree, &node);
4446 if (! gtk_tree_path_prev (above_path) && node != NULL)
4448 gtk_tree_path_free (above_path);
4449 above_path = _gtk_tree_view_find_path (tree_view, tree, node);
4451 gtk_tree_model_get_iter (tree_view->priv->model, &iter, above_path);
4456 new_height = GTK_RBNODE_GET_HEIGHT (node);
4458 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
4459 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
4461 gint old_height = new_height;
4464 if (validate_row (tree_view, tree, node, &iter, above_path))
4466 new_height = GTK_RBNODE_GET_HEIGHT (node);
4467 size_changed = TRUE;
4469 area_above -= new_height - old_height;
4472 area_above -= MAX (new_height, tree_view->priv->expander_size);
4478 GtkRequisition requisition;
4480 /* We temporarily guess a size, under the assumption that it will be the
4481 * same when we get our next size_allocate. If we don't do this, we'll be
4482 * in an inconsistent state if we call top_row_to_dy. */
4483 gtk_widget_size_request (GTK_WIDGET (tree_view), &requisition);
4484 tree_view->priv->hadjustment->upper = MAX (tree_view->priv->hadjustment->upper, (gfloat)requisition.width);
4485 tree_view->priv->vadjustment->upper = MAX (tree_view->priv->vadjustment->upper, (gfloat)requisition.height);
4486 gtk_adjustment_changed (tree_view->priv->hadjustment);
4487 gtk_adjustment_changed (tree_view->priv->vadjustment);
4488 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
4491 /* if we scroll at all, always update dy and kill the top_row */
4492 if (tree_view->priv->scroll_to_path &&
4493 ! GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID))
4496 if (tree_view->priv->top_row)
4498 gtk_tree_row_reference_free (tree_view->priv->top_row);
4499 tree_view->priv->top_row = NULL;
4503 /* if we walk backwards at all, then we need to reset our dy. */
4509 dy = _gtk_rbtree_node_find_offset (tree, node) - area_above;
4516 gtk_adjustment_set_value (tree_view->priv->vadjustment, dy);
4520 if (tree_view->priv->scroll_to_path)
4522 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
4523 tree_view->priv->scroll_to_path = NULL;
4527 gtk_tree_path_free (above_path);
4529 if (tree_view->priv->scroll_to_column)
4531 tree_view->priv->scroll_to_column = NULL;
4534 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
4538 initialize_fixed_height_mode (GtkTreeView *tree_view)
4540 if (!tree_view->priv->tree)
4543 if (tree_view->priv->fixed_height < 0)
4548 GtkRBTree *tree = NULL;
4549 GtkRBNode *node = NULL;
4551 tree = tree_view->priv->tree;
4554 path = _gtk_tree_view_find_path (tree_view, tree, node);
4555 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
4557 validate_row (tree_view, tree, node, &iter, path);
4559 gtk_tree_path_free (path);
4561 tree_view->priv->fixed_height = MAX (GTK_RBNODE_GET_HEIGHT (node),
4562 tree_view->priv->expander_size);
4565 _gtk_rbtree_set_fixed_height (tree_view->priv->tree,
4566 tree_view->priv->fixed_height);
4569 /* Our strategy for finding nodes to validate is a little convoluted. We find
4570 * the left-most uninvalidated node. We then try walking right, validating
4571 * nodes. Once we find a valid node, we repeat the previous process of finding
4572 * the first invalid node.
4576 do_validate_rows (GtkTreeView *tree_view)
4578 GtkRBTree *tree = NULL;
4579 GtkRBNode *node = NULL;
4580 gboolean validated_area = FALSE;
4582 GtkTreePath *path = NULL;
4586 gint prev_height = -1;
4587 gboolean fixed_height = TRUE;
4589 g_assert (tree_view);
4591 if (tree_view->priv->tree == NULL)
4594 if (tree_view->priv->fixed_height_mode)
4596 if (tree_view->priv->fixed_height < 0)
4597 initialize_fixed_height_mode (tree_view);
4604 if (! GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID))
4612 node = _gtk_rbtree_next (tree, node);
4615 TREE_VIEW_INTERNAL_ASSERT (gtk_tree_model_iter_next (tree_view->priv->model, &iter), FALSE);
4616 gtk_tree_path_next (path);
4620 gtk_tree_path_free (path);
4627 tree = tree_view->priv->tree;
4628 node = tree_view->priv->tree->root;
4630 g_assert (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_DESCENDANTS_INVALID));
4634 if (node->left != tree->nil &&
4635 GTK_RBNODE_FLAG_SET (node->left, GTK_RBNODE_DESCENDANTS_INVALID))
4639 else if (node->right != tree->nil &&
4640 GTK_RBNODE_FLAG_SET (node->right, GTK_RBNODE_DESCENDANTS_INVALID))
4644 else if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_INVALID) ||
4645 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_COLUMN_INVALID))
4649 else if (node->children != NULL)
4651 tree = node->children;
4655 /* RBTree corruption! All bad */
4656 g_assert_not_reached ();
4659 path = _gtk_tree_view_find_path (tree_view, tree, node);
4660 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
4663 validated_area = validate_row (tree_view, tree, node, &iter, path) ||
4666 if (!tree_view->priv->fixed_height_check)
4670 height = MAX (GTK_RBNODE_GET_HEIGHT (node), tree_view->priv->expander_size);
4671 if (prev_height < 0)
4672 prev_height = height;
4673 else if (prev_height != height)
4674 fixed_height = FALSE;
4679 while (i < GTK_TREE_VIEW_NUM_ROWS_PER_IDLE);
4681 if (!tree_view->priv->fixed_height_check)
4684 _gtk_rbtree_set_fixed_height (tree_view->priv->tree, prev_height);
4686 tree_view->priv->fixed_height_check = 1;
4692 GtkRequisition requisition;
4693 /* We temporarily guess a size, under the assumption that it will be the
4694 * same when we get our next size_allocate. If we don't do this, we'll be
4695 * in an inconsistent state when we call top_row_to_dy. */
4696 gtk_widget_size_request (GTK_WIDGET (tree_view), &requisition);
4697 tree_view->priv->hadjustment->upper = MAX (tree_view->priv->hadjustment->upper, (gfloat)requisition.width);
4698 tree_view->priv->vadjustment->upper = MAX (tree_view->priv->vadjustment->upper, (gfloat)requisition.height);
4699 gtk_adjustment_changed (tree_view->priv->hadjustment);
4700 gtk_adjustment_changed (tree_view->priv->vadjustment);
4701 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
4704 if (gtk_tree_row_reference_valid (tree_view->priv->top_row))
4705 gtk_tree_view_top_row_to_dy (tree_view);
4707 gtk_tree_view_dy_to_top_row (tree_view);
4709 if (path) gtk_tree_path_free (path);
4715 validate_rows (GtkTreeView *tree_view)
4719 retval = do_validate_rows (tree_view);
4721 if (! retval && tree_view->priv->validate_rows_timer)
4723 g_source_remove (tree_view->priv->validate_rows_timer);
4724 tree_view->priv->validate_rows_timer = 0;
4731 validate_rows_handler (GtkTreeView *tree_view)
4735 GDK_THREADS_ENTER ();
4737 retval = do_validate_rows (tree_view);
4738 if (! retval && tree_view->priv->validate_rows_timer)
4740 g_source_remove (tree_view->priv->validate_rows_timer);
4741 tree_view->priv->validate_rows_timer = 0;
4744 GDK_THREADS_LEAVE ();
4750 do_presize_handler (GtkTreeView *tree_view)
4752 if (tree_view->priv->mark_rows_col_dirty)
4754 if (tree_view->priv->tree)
4755 _gtk_rbtree_column_invalid (tree_view->priv->tree);
4756 tree_view->priv->mark_rows_col_dirty = FALSE;
4758 validate_visible_area (tree_view);
4759 tree_view->priv->presize_handler_timer = 0;
4765 presize_handler_callback (gpointer data)
4767 GDK_THREADS_ENTER ();
4769 do_presize_handler (GTK_TREE_VIEW (data));
4771 GDK_THREADS_LEAVE ();
4777 install_presize_handler (GtkTreeView *tree_view)
4779 if (! GTK_WIDGET_REALIZED (tree_view))
4782 if (! tree_view->priv->presize_handler_timer)
4784 tree_view->priv->presize_handler_timer =
4785 g_idle_add_full (GTK_PRIORITY_RESIZE - 2, presize_handler_callback, tree_view, NULL);
4787 if (! tree_view->priv->validate_rows_timer)
4789 tree_view->priv->validate_rows_timer =
4790 g_idle_add_full (GTK_TREE_VIEW_PRIORITY_VALIDATE, (GSourceFunc) validate_rows_handler, tree_view, NULL);
4795 scroll_sync_handler (GtkTreeView *tree_view)
4798 GDK_THREADS_ENTER ();
4800 if (gtk_tree_row_reference_valid (tree_view->priv->top_row))
4801 gtk_tree_view_top_row_to_dy (tree_view);
4803 gtk_tree_view_dy_to_top_row (tree_view);
4805 tree_view->priv->scroll_sync_timer = 0;
4807 GDK_THREADS_LEAVE ();
4813 install_scroll_sync_handler (GtkTreeView *tree_view)
4815 if (! GTK_WIDGET_REALIZED (tree_view))
4818 if (!tree_view->priv->scroll_sync_timer)
4820 tree_view->priv->scroll_sync_timer =
4821 g_idle_add_full (GTK_TREE_VIEW_PRIORITY_SCROLL_SYNC, (GSourceFunc) scroll_sync_handler, tree_view, NULL);
4825 /* Always call this iff dy is in the visible range. If the tree is empty, then
4826 * it's set to be NULL, and top_row_dy is 0;
4829 gtk_tree_view_dy_to_top_row (GtkTreeView *tree_view)
4835 gtk_tree_row_reference_free (tree_view->priv->top_row);
4836 if (tree_view->priv->tree == NULL)
4839 tree_view->priv->top_row_dy = _gtk_rbtree_find_offset (tree_view->priv->tree,
4840 tree_view->priv->dy,
4844 tree_view->priv->top_row = NULL;
4845 tree_view->priv->top_row_dy = 0;
4849 path = _gtk_tree_view_find_path (tree_view, tree, node);
4850 tree_view->priv->top_row = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
4851 gtk_tree_path_free (path);
4855 gtk_tree_view_top_row_to_dy (GtkTreeView *tree_view)
4861 if (tree_view->priv->top_row)
4862 path = gtk_tree_row_reference_get_path (tree_view->priv->top_row);
4869 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
4872 gtk_tree_path_free (path);
4876 /* keep dy and set new toprow */
4877 gtk_tree_row_reference_free (tree_view->priv->top_row);
4878 tree_view->priv->top_row = NULL;
4879 tree_view->priv->top_row_dy = 0;
4880 /* DO NOT install the idle handler */
4881 gtk_tree_view_dy_to_top_row (tree_view);
4885 if (MAX (BACKGROUND_HEIGHT (node), tree_view->priv->expander_size)
4886 < tree_view->priv->top_row_dy)
4888 /* new top row -- do NOT install the idle handler */
4889 gtk_tree_view_dy_to_top_row (tree_view);
4893 tree_view->priv->dy = _gtk_rbtree_node_find_offset (tree, node);
4894 tree_view->priv->dy += tree_view->priv->top_row_dy;
4895 gtk_adjustment_set_value (tree_view->priv->vadjustment,
4896 (gdouble)tree_view->priv->dy);
4901 _gtk_tree_view_install_mark_rows_col_dirty (GtkTreeView *tree_view)
4903 tree_view->priv->mark_rows_col_dirty = TRUE;
4905 install_presize_handler (tree_view);
4909 * This function works synchronously (due to the while (validate_rows...)
4912 * There was a check for column_type != GTK_TREE_VIEW_COLUMN_AUTOSIZE
4913 * here. You now need to check that yourself.
4916 _gtk_tree_view_column_autosize (GtkTreeView *tree_view,
4917 GtkTreeViewColumn *column)
4919 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
4920 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (column));
4922 _gtk_tree_view_column_cell_set_dirty (column, FALSE);
4924 do_presize_handler (tree_view);
4925 while (validate_rows (tree_view));
4927 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
4933 set_source_row (GdkDragContext *context,
4934 GtkTreeModel *model,
4935 GtkTreePath *source_row)
4937 g_object_set_data_full (G_OBJECT (context),
4938 "gtk-tree-view-source-row",
4939 source_row ? gtk_tree_row_reference_new (model, source_row) : NULL,
4940 (GDestroyNotify) (source_row ? gtk_tree_row_reference_free : NULL));
4944 get_source_row (GdkDragContext *context)
4946 GtkTreeRowReference *ref =
4947 g_object_get_data (G_OBJECT (context), "gtk-tree-view-source-row");
4950 return gtk_tree_row_reference_get_path (ref);
4957 GtkTreeRowReference *dest_row;
4958 gboolean path_down_mode;
4959 gboolean empty_view_drop;
4960 gboolean drop_append_mode;
4965 dest_row_free (gpointer data)
4967 DestRow *dr = (DestRow *)data;
4969 gtk_tree_row_reference_free (dr->dest_row);
4975 set_dest_row (GdkDragContext *context,
4976 GtkTreeModel *model,
4977 GtkTreePath *dest_row,
4978 gboolean path_down_mode,
4979 gboolean empty_view_drop,
4980 gboolean drop_append_mode)
4986 g_object_set_data_full (G_OBJECT (context), "gtk-tree-view-dest-row",
4991 dr = g_new0 (DestRow, 1);
4993 dr->dest_row = gtk_tree_row_reference_new (model, dest_row);
4994 dr->path_down_mode = path_down_mode;
4995 dr->empty_view_drop = empty_view_drop;
4996 dr->drop_append_mode = drop_append_mode;
4998 g_object_set_data_full (G_OBJECT (context), "gtk-tree-view-dest-row",
4999 dr, (GDestroyNotify) dest_row_free);
5003 get_dest_row (GdkDragContext *context,
5004 gboolean *path_down_mode)
5007 g_object_get_data (G_OBJECT (context), "gtk-tree-view-dest-row");
5011 GtkTreePath *path = NULL;
5014 *path_down_mode = dr->path_down_mode;
5017 path = gtk_tree_row_reference_get_path (dr->dest_row);
5018 else if (dr->empty_view_drop)
5019 path = gtk_tree_path_new_from_indices (0, -1);
5023 if (path && dr->drop_append_mode)
5024 gtk_tree_path_next (path);
5032 /* Get/set whether drag_motion requested the drag data and
5033 * drag_data_received should thus not actually insert the data,
5034 * since the data doesn't result from a drop.
5037 set_status_pending (GdkDragContext *context,
5038 GdkDragAction suggested_action)
5040 g_object_set_data (G_OBJECT (context),
5041 "gtk-tree-view-status-pending",
5042 GINT_TO_POINTER (suggested_action));
5045 static GdkDragAction
5046 get_status_pending (GdkDragContext *context)
5048 return GPOINTER_TO_INT (g_object_get_data (G_OBJECT (context),
5049 "gtk-tree-view-status-pending"));
5052 static TreeViewDragInfo*
5053 get_info (GtkTreeView *tree_view)
5055 return g_object_get_data (G_OBJECT (tree_view), "gtk-tree-view-drag-info");
5059 clear_source_info (TreeViewDragInfo *di)
5061 if (di->source_target_list)
5062 gtk_target_list_unref (di->source_target_list);
5064 di->source_target_list = NULL;
5068 clear_dest_info (TreeViewDragInfo *di)
5070 if (di->dest_target_list)
5071 gtk_target_list_unref (di->dest_target_list);
5073 di->dest_target_list = NULL;
5077 destroy_info (TreeViewDragInfo *di)
5079 clear_source_info (di);
5080 clear_dest_info (di);
5084 static TreeViewDragInfo*
5085 ensure_info (GtkTreeView *tree_view)
5087 TreeViewDragInfo *di;
5089 di = get_info (tree_view);
5093 di = g_new0 (TreeViewDragInfo, 1);
5095 g_object_set_data_full (G_OBJECT (tree_view),
5096 "gtk-tree-view-drag-info",
5098 (GDestroyNotify) destroy_info);
5105 remove_info (GtkTreeView *tree_view)
5107 g_object_set_data (G_OBJECT (tree_view), "gtk-tree-view-drag-info", NULL);
5112 drag_scan_timeout (gpointer data)
5114 GtkTreeView *tree_view;
5116 GdkModifierType state;
5117 GtkTreePath *path = NULL;
5118 GtkTreeViewColumn *column = NULL;
5119 GdkRectangle visible_rect;
5121 GDK_THREADS_ENTER ();
5123 tree_view = GTK_TREE_VIEW (data);
5125 gdk_window_get_pointer (tree_view->priv->bin_window,
5128 gtk_tree_view_get_visible_rect (tree_view, &visible_rect);
5130 /* See if we are near the edge. */
5131 if ((x - visible_rect.x) < SCROLL_EDGE_SIZE ||
5132 (visible_rect.x + visible_rect.width - x) < SCROLL_EDGE_SIZE ||
5133 (y - visible_rect.y) < SCROLL_EDGE_SIZE ||
5134 (visible_rect.y + visible_rect.height - y) < SCROLL_EDGE_SIZE)
5136 gtk_tree_view_get_path_at_pos (tree_view,
5137 tree_view->priv->bin_window,
5146 gtk_tree_view_scroll_to_cell (tree_view,
5152 gtk_tree_path_free (path);
5156 GDK_THREADS_LEAVE ();
5163 remove_scroll_timeout (GtkTreeView *tree_view)
5165 if (tree_view->priv->scroll_timeout != 0)
5167 g_source_remove (tree_view->priv->scroll_timeout);
5168 tree_view->priv->scroll_timeout = 0;
5172 check_model_dnd (GtkTreeModel *model,
5173 GType required_iface,
5174 const gchar *signal)
5176 if (model == NULL || !G_TYPE_CHECK_INSTANCE_TYPE ((model), required_iface))
5178 g_warning ("You must override the default '%s' handler "
5179 "on GtkTreeView when using models that don't support "
5180 "the %s interface and enabling drag-and-drop. The simplest way to do this "
5181 "is to connect to '%s' and call "
5182 "g_signal_stop_emission_by_name() in your signal handler to prevent "
5183 "the default handler from running. Look at the source code "
5184 "for the default handler in gtktreeview.c to get an idea what "
5185 "your handler should do. (gtktreeview.c is in the GTK source "
5186 "code.) If you're using GTK from a language other than C, "
5187 "there may be a more natural way to override default handlers, e.g. via derivation.",
5188 signal, g_type_name (required_iface), signal);
5196 remove_open_timeout (GtkTreeView *tree_view)
5198 if (tree_view->priv->open_dest_timeout != 0)
5200 g_source_remove (tree_view->priv->open_dest_timeout);
5201 tree_view->priv->open_dest_timeout = 0;
5207 open_row_timeout (gpointer data)
5209 GtkTreeView *tree_view = data;
5210 GtkTreePath *dest_path = NULL;
5211 GtkTreeViewDropPosition pos;
5212 gboolean result = FALSE;
5214 GDK_THREADS_ENTER ();
5216 gtk_tree_view_get_drag_dest_row (tree_view,
5221 (pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
5222 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE))
5224 gtk_tree_view_expand_row (tree_view, dest_path, FALSE);
5225 tree_view->priv->open_dest_timeout = 0;
5227 gtk_tree_path_free (dest_path);
5232 gtk_tree_path_free (dest_path);
5237 GDK_THREADS_LEAVE ();
5243 scroll_row_timeout (gpointer data)
5245 GtkTreeView *tree_view = data;
5247 GDK_THREADS_ENTER ();
5249 gtk_tree_view_vertical_autoscroll (tree_view);
5251 GDK_THREADS_LEAVE ();
5256 /* Returns TRUE if event should not be propagated to parent widgets */
5258 set_destination_row (GtkTreeView *tree_view,
5259 GdkDragContext *context,
5262 GdkDragAction *suggested_action,
5265 GtkTreePath *path = NULL;
5266 GtkTreeViewDropPosition pos;
5267 GtkTreeViewDropPosition old_pos;
5268 TreeViewDragInfo *di;
5270 GtkTreePath *old_dest_path = NULL;
5271 gboolean can_drop = FALSE;
5273 *suggested_action = 0;
5276 widget = GTK_WIDGET (tree_view);
5278 di = get_info (tree_view);
5280 if (di == NULL || y - TREE_VIEW_HEADER_HEIGHT (tree_view) < 0)
5282 /* someone unset us as a drag dest, note that if
5283 * we return FALSE drag_leave isn't called
5286 gtk_tree_view_set_drag_dest_row (tree_view,
5288 GTK_TREE_VIEW_DROP_BEFORE);
5290 remove_scroll_timeout (GTK_TREE_VIEW (widget));
5291 remove_open_timeout (GTK_TREE_VIEW (widget));
5293 return FALSE; /* no longer a drop site */
5296 *target = gtk_drag_dest_find_target (widget, context, di->dest_target_list);
5297 if (*target == GDK_NONE)
5302 if (!gtk_tree_view_get_dest_row_at_pos (tree_view,
5308 GtkTreeModel *model;
5310 remove_open_timeout (tree_view);
5312 /* the row got dropped on empty space, let's setup a special case
5316 gtk_tree_path_free (path);
5318 model = gtk_tree_view_get_model (tree_view);
5320 n_children = gtk_tree_model_iter_n_children (model, NULL);
5323 pos = GTK_TREE_VIEW_DROP_AFTER;
5324 path = gtk_tree_path_new_from_indices (n_children - 1, -1);
5328 pos = GTK_TREE_VIEW_DROP_BEFORE;
5329 path = gtk_tree_path_new_from_indices (0, -1);
5339 /* If we left the current row's "open" zone, unset the timeout for
5342 gtk_tree_view_get_drag_dest_row (tree_view,
5346 if (old_dest_path &&
5347 (gtk_tree_path_compare (path, old_dest_path) != 0 ||
5348 !(pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
5349 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE)))
5350 remove_open_timeout (tree_view);
5353 gtk_tree_path_free (old_dest_path);
5355 if (TRUE /* FIXME if the location droppable predicate */)
5363 GtkWidget *source_widget;
5365 *suggested_action = context->suggested_action;
5366 source_widget = gtk_drag_get_source_widget (context);
5368 if (source_widget == widget)
5370 /* Default to MOVE, unless the user has
5371 * pressed ctrl or shift to affect available actions
5373 if ((context->actions & GDK_ACTION_MOVE) != 0)
5374 *suggested_action = GDK_ACTION_MOVE;
5377 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
5382 /* can't drop here */
5383 remove_open_timeout (tree_view);
5385 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
5387 GTK_TREE_VIEW_DROP_BEFORE);
5391 gtk_tree_path_free (path);
5397 get_logical_dest_row (GtkTreeView *tree_view,
5398 gboolean *path_down_mode,
5399 gboolean *drop_append_mode)
5401 /* adjust path to point to the row the drop goes in front of */
5402 GtkTreePath *path = NULL;
5403 GtkTreeViewDropPosition pos;
5405 g_return_val_if_fail (path_down_mode != NULL, NULL);
5406 g_return_val_if_fail (drop_append_mode != NULL, NULL);
5408 *path_down_mode = FALSE;
5409 *drop_append_mode = 0;
5411 gtk_tree_view_get_drag_dest_row (tree_view, &path, &pos);
5416 if (pos == GTK_TREE_VIEW_DROP_BEFORE)
5418 else if (pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE ||
5419 pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER)
5420 *path_down_mode = TRUE;
5424 GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
5426 g_assert (pos == GTK_TREE_VIEW_DROP_AFTER);
5428 if (!gtk_tree_model_get_iter (model, &iter, path) ||
5429 !gtk_tree_model_iter_next (model, &iter))
5430 *drop_append_mode = 1;
5433 *drop_append_mode = 0;
5434 gtk_tree_path_next (path);
5442 gtk_tree_view_maybe_begin_dragging_row (GtkTreeView *tree_view,
5443 GdkEventMotion *event)
5445 GdkDragContext *context;
5446 TreeViewDragInfo *di;
5447 GtkTreePath *path = NULL;
5449 gint cell_x, cell_y;
5450 GtkTreeModel *model;
5451 gboolean retval = FALSE;
5453 di = get_info (tree_view);
5458 if (tree_view->priv->pressed_button < 0)
5461 if (!gtk_drag_check_threshold (GTK_WIDGET (tree_view),
5462 tree_view->priv->press_start_x,
5463 tree_view->priv->press_start_y,
5464 event->x, event->y))
5467 model = gtk_tree_view_get_model (tree_view);
5472 button = tree_view->priv->pressed_button;
5473 tree_view->priv->pressed_button = -1;
5475 gtk_tree_view_get_path_at_pos (tree_view,
5476 tree_view->priv->press_start_x,
5477 tree_view->priv->press_start_y,
5486 if (!GTK_IS_TREE_DRAG_SOURCE (model) ||
5487 !gtk_tree_drag_source_row_draggable (GTK_TREE_DRAG_SOURCE (model),
5491 /* FIXME Check whether we're a start button, if not return FALSE and
5495 /* Now we can begin the drag */
5499 context = gtk_drag_begin (GTK_WIDGET (tree_view),
5500 di->source_target_list,
5505 set_source_row (context, model, path);
5509 gtk_tree_path_free (path);
5516 gtk_tree_view_drag_begin (GtkWidget *widget,
5517 GdkDragContext *context)
5519 GtkTreeView *tree_view;
5520 GtkTreePath *path = NULL;
5521 gint cell_x, cell_y;
5524 tree_view = GTK_TREE_VIEW (widget);
5526 /* if the user uses a custom DnD impl, we don't set the icon here */
5527 if (!get_info (tree_view))
5530 gtk_tree_view_get_path_at_pos (tree_view,
5531 tree_view->priv->press_start_x,
5532 tree_view->priv->press_start_y,
5538 g_return_if_fail (path != NULL);
5540 row_pix = gtk_tree_view_create_row_drag_icon (tree_view,
5543 gtk_drag_set_icon_pixmap (context,
5544 gdk_drawable_get_colormap (row_pix),
5547 /* the + 1 is for the black border in the icon */
5548 tree_view->priv->press_start_x + 1,
5551 g_object_unref (row_pix);
5552 gtk_tree_path_free (path);
5556 gtk_tree_view_drag_end (GtkWidget *widget,
5557 GdkDragContext *context)
5562 /* Default signal implementations for the drag signals */
5564 gtk_tree_view_drag_data_get (GtkWidget *widget,
5565 GdkDragContext *context,
5566 GtkSelectionData *selection_data,
5570 GtkTreeView *tree_view;
5571 GtkTreeModel *model;
5572 TreeViewDragInfo *di;
5573 GtkTreePath *source_row;
5575 tree_view = GTK_TREE_VIEW (widget);
5577 model = gtk_tree_view_get_model (tree_view);
5582 di = get_info (GTK_TREE_VIEW (widget));
5587 source_row = get_source_row (context);
5589 if (source_row == NULL)
5592 /* We can implement the GTK_TREE_MODEL_ROW target generically for
5593 * any model; for DragSource models there are some other targets
5597 if (GTK_IS_TREE_DRAG_SOURCE (model) &&
5598 gtk_tree_drag_source_drag_data_get (GTK_TREE_DRAG_SOURCE (model),
5603 /* If drag_data_get does nothing, try providing row data. */
5604 if (selection_data->target == gdk_atom_intern ("GTK_TREE_MODEL_ROW", FALSE))
5606 gtk_tree_set_row_drag_data (selection_data,
5612 gtk_tree_path_free (source_row);
5617 gtk_tree_view_drag_data_delete (GtkWidget *widget,
5618 GdkDragContext *context)
5620 TreeViewDragInfo *di;
5621 GtkTreeModel *model;
5622 GtkTreeView *tree_view;
5623 GtkTreePath *source_row;
5625 tree_view = GTK_TREE_VIEW (widget);
5626 model = gtk_tree_view_get_model (tree_view);
5628 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_SOURCE, "drag_data_delete"))
5631 di = get_info (tree_view);
5636 source_row = get_source_row (context);
5638 if (source_row == NULL)
5641 gtk_tree_drag_source_drag_data_delete (GTK_TREE_DRAG_SOURCE (model),
5644 gtk_tree_path_free (source_row);
5646 set_source_row (context, NULL, NULL);
5650 gtk_tree_view_drag_leave (GtkWidget *widget,
5651 GdkDragContext *context,
5654 TreeViewDragInfo *di;
5656 di = get_info (GTK_TREE_VIEW (widget));
5658 /* unset any highlight row */
5659 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
5661 GTK_TREE_VIEW_DROP_BEFORE);
5663 remove_scroll_timeout (GTK_TREE_VIEW (widget));
5664 remove_open_timeout (GTK_TREE_VIEW (widget));
5669 gtk_tree_view_drag_motion (GtkWidget *widget,
5670 GdkDragContext *context,
5676 GtkTreePath *path = NULL;
5677 GtkTreeModel *model;
5678 GtkTreeViewDropPosition pos;
5679 GtkTreeView *tree_view;
5680 GdkDragAction suggested_action = 0;
5683 tree_view = GTK_TREE_VIEW (widget);
5685 if (!set_destination_row (tree_view, context, x, y, &suggested_action, &target))
5688 gtk_tree_view_get_drag_dest_row (tree_view, &path, &pos);
5690 /* we only know this *after* set_desination_row */
5691 model = gtk_tree_view_get_model (tree_view);
5692 empty = tree_view->priv->empty_view_drop;
5694 if (path == NULL && !empty)
5696 /* Can't drop here. */
5697 gdk_drag_status (context, 0, time);
5701 if (tree_view->priv->open_dest_timeout == 0 &&
5702 (pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
5703 pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE))
5705 tree_view->priv->open_dest_timeout =
5706 g_timeout_add (500, open_row_timeout, tree_view);
5708 else if (tree_view->priv->scroll_timeout == 0)
5710 tree_view->priv->scroll_timeout =
5711 g_timeout_add (150, scroll_row_timeout, tree_view);
5714 if (target == gdk_atom_intern ("GTK_TREE_MODEL_ROW", FALSE))
5716 /* Request data so we can use the source row when
5717 * determining whether to accept the drop
5719 set_status_pending (context, suggested_action);
5720 gtk_drag_get_data (widget, context, target, time);
5724 set_status_pending (context, 0);
5725 gdk_drag_status (context, suggested_action, time);
5730 gtk_tree_path_free (path);
5737 gtk_tree_view_drag_drop (GtkWidget *widget,
5738 GdkDragContext *context,
5743 GtkTreeView *tree_view;
5745 GdkDragAction suggested_action = 0;
5746 GdkAtom target = GDK_NONE;
5747 TreeViewDragInfo *di;
5748 GtkTreeModel *model;
5749 gboolean path_down_mode;
5750 gboolean drop_append_mode;
5752 tree_view = GTK_TREE_VIEW (widget);
5754 model = gtk_tree_view_get_model (tree_view);
5756 remove_scroll_timeout (GTK_TREE_VIEW (widget));
5757 remove_open_timeout (GTK_TREE_VIEW (widget));
5759 di = get_info (tree_view);
5764 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_DEST, "drag_drop"))
5767 if (!set_destination_row (tree_view, context, x, y, &suggested_action, &target))
5770 path = get_logical_dest_row (tree_view, &path_down_mode, &drop_append_mode);
5772 if (target != GDK_NONE && path != NULL)
5774 /* in case a motion had requested drag data, change things so we
5775 * treat drag data receives as a drop.
5777 set_status_pending (context, 0);
5778 set_dest_row (context, model, path,
5779 path_down_mode, tree_view->priv->empty_view_drop,
5784 gtk_tree_path_free (path);
5786 /* Unset this thing */
5787 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
5789 GTK_TREE_VIEW_DROP_BEFORE);
5791 if (target != GDK_NONE)
5793 gtk_drag_get_data (widget, context, target, time);
5801 gtk_tree_view_drag_data_received (GtkWidget *widget,
5802 GdkDragContext *context,
5805 GtkSelectionData *selection_data,
5810 TreeViewDragInfo *di;
5811 gboolean accepted = FALSE;
5812 GtkTreeModel *model;
5813 GtkTreeView *tree_view;
5814 GtkTreePath *dest_row;
5815 GdkDragAction suggested_action;
5816 gboolean path_down_mode;
5817 gboolean drop_append_mode;
5819 tree_view = GTK_TREE_VIEW (widget);
5821 model = gtk_tree_view_get_model (tree_view);
5823 if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_DEST, "drag_data_received"))
5826 di = get_info (tree_view);
5831 suggested_action = get_status_pending (context);
5833 if (suggested_action)
5835 /* We are getting this data due to a request in drag_motion,
5836 * rather than due to a request in drag_drop, so we are just
5837 * supposed to call drag_status, not actually paste in the
5840 path = get_logical_dest_row (tree_view, &path_down_mode,
5844 suggested_action = 0;
5845 else if (path_down_mode)
5846 gtk_tree_path_down (path);
5848 if (suggested_action)
5850 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
5856 path_down_mode = FALSE;
5857 gtk_tree_path_up (path);
5859 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
5862 suggested_action = 0;
5865 suggested_action = 0;
5869 gdk_drag_status (context, suggested_action, time);
5872 gtk_tree_path_free (path);
5874 /* If you can't drop, remove user drop indicator until the next motion */
5875 if (suggested_action == 0)
5876 gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget),
5878 GTK_TREE_VIEW_DROP_BEFORE);
5883 dest_row = get_dest_row (context, &path_down_mode);
5885 if (dest_row == NULL)
5888 if (selection_data->length >= 0)
5892 gtk_tree_path_down (dest_row);
5893 if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model),
5894 dest_row, selection_data))
5895 gtk_tree_path_up (dest_row);
5899 if (selection_data->length >= 0)
5901 if (gtk_tree_drag_dest_drag_data_received (GTK_TREE_DRAG_DEST (model),
5907 gtk_drag_finish (context,
5909 (context->action == GDK_ACTION_MOVE),
5912 if (gtk_tree_path_get_depth (dest_row) == 1
5913 && gtk_tree_path_get_indices (dest_row)[0] == 0)
5915 /* special special case drag to "0", scroll to first item */
5916 if (!tree_view->priv->scroll_to_path)
5917 gtk_tree_view_scroll_to_cell (tree_view, dest_row, NULL, FALSE, 0.0, 0.0);
5920 gtk_tree_path_free (dest_row);
5923 set_dest_row (context, NULL, NULL, FALSE, FALSE, FALSE);
5928 /* GtkContainer Methods
5933 gtk_tree_view_remove (GtkContainer *container,
5936 GtkTreeView *tree_view;
5937 GtkTreeViewChild *child = NULL;
5940 g_return_if_fail (GTK_IS_TREE_VIEW (container));
5942 tree_view = GTK_TREE_VIEW (container);
5944 tmp_list = tree_view->priv->children;
5947 child = tmp_list->data;
5948 if (child->widget == widget)
5950 gtk_widget_unparent (widget);
5952 tree_view->priv->children = g_list_remove_link (tree_view->priv->children, tmp_list);
5953 g_list_free_1 (tmp_list);
5958 tmp_list = tmp_list->next;
5961 tmp_list = tree_view->priv->columns;
5965 GtkTreeViewColumn *column;
5966 column = tmp_list->data;
5967 if (column->button == widget)
5969 gtk_widget_unparent (widget);
5972 tmp_list = tmp_list->next;
5977 gtk_tree_view_forall (GtkContainer *container,
5978 gboolean include_internals,
5979 GtkCallback callback,
5980 gpointer callback_data)
5982 GtkTreeView *tree_view;
5983 GtkTreeViewChild *child = NULL;
5984 GtkTreeViewColumn *column;
5987 g_return_if_fail (GTK_IS_TREE_VIEW (container));
5988 g_return_if_fail (callback != NULL);
5990 tree_view = GTK_TREE_VIEW (container);
5992 tmp_list = tree_view->priv->children;
5995 child = tmp_list->data;
5996 tmp_list = tmp_list->next;
5998 (* callback) (child->widget, callback_data);
6000 if (include_internals == FALSE)
6003 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
6005 column = tmp_list->data;
6008 (* callback) (column->button, callback_data);
6012 /* Returns TRUE if the treeview contains no "special" (editable or activatable)
6013 * cells. If so we draw one big row-spanning focus rectangle.
6016 gtk_tree_view_has_special_cell (GtkTreeView *tree_view)
6020 for (list = tree_view->priv->columns; list; list = list->next)
6022 if (!((GtkTreeViewColumn *)list->data)->visible)
6024 if (_gtk_tree_view_column_count_special_cells (list->data))
6032 column_sizing_notify (GObject *object,
6036 GtkTreeViewColumn *c = GTK_TREE_VIEW_COLUMN (object);
6038 if (gtk_tree_view_column_get_sizing (c) != GTK_TREE_VIEW_COLUMN_FIXED)
6039 /* disable fixed height mode */
6040 g_object_set (data, "fixed_height_mode", FALSE, NULL);
6044 gtk_tree_view_set_fixed_height_mode (GtkTreeView *tree_view,
6049 if (tree_view->priv->fixed_height_mode && enable)
6054 tree_view->priv->fixed_height_mode = 0;
6055 tree_view->priv->fixed_height = -1;
6057 /* force a revalidation */
6058 install_presize_handler (tree_view);
6062 /* make sure all columns are of type FIXED */
6063 for (l = tree_view->priv->columns; l; l = l->next)
6065 GtkTreeViewColumn *c = l->data;
6067 g_return_if_fail (gtk_tree_view_column_get_sizing (c) == GTK_TREE_VIEW_COLUMN_FIXED);
6070 /* yes, we really have to do this is in a separate loop */
6071 for (l = tree_view->priv->columns; l; l = l->next)
6072 g_signal_connect (l->data, "notify::sizing",
6073 G_CALLBACK (column_sizing_notify), tree_view);
6075 tree_view->priv->fixed_height_mode = 1;
6076 tree_view->priv->fixed_height = -1;
6078 if (!tree_view->priv->tree)
6081 initialize_fixed_height_mode (tree_view);
6084 /* Returns TRUE if the focus is within the headers, after the focus operation is
6088 gtk_tree_view_header_focus (GtkTreeView *tree_view,
6089 GtkDirectionType dir)
6091 GtkWidget *focus_child;
6092 GtkContainer *container;
6094 GList *last_column, *first_column;
6098 if (! GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_HEADERS_VISIBLE))
6101 focus_child = GTK_CONTAINER (tree_view)->focus_child;
6102 container = GTK_CONTAINER (tree_view);
6104 first_column = tree_view->priv->columns;
6105 while (first_column)
6107 if (GTK_WIDGET_CAN_FOCUS (GTK_TREE_VIEW_COLUMN (first_column->data)->button) &&
6108 GTK_TREE_VIEW_COLUMN (first_column->data)->visible &&
6109 (GTK_TREE_VIEW_COLUMN (first_column->data)->clickable ||
6110 GTK_TREE_VIEW_COLUMN (first_column->data)->reorderable))
6112 first_column = first_column->next;
6115 /* No headers are visible, or are focusable. We can't focus in or out.
6117 if (first_column == NULL)
6120 last_column = g_list_last (tree_view->priv->columns);
6123 if (GTK_WIDGET_CAN_FOCUS (GTK_TREE_VIEW_COLUMN (last_column->data)->button) &&
6124 GTK_TREE_VIEW_COLUMN (last_column->data)->visible &&
6125 (GTK_TREE_VIEW_COLUMN (last_column->data)->clickable ||
6126 GTK_TREE_VIEW_COLUMN (last_column->data)->reorderable))
6128 last_column = last_column->prev;
6132 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
6134 GList *temp = first_column;
6135 first_column = last_column;
6141 case GTK_DIR_TAB_BACKWARD:
6142 case GTK_DIR_TAB_FORWARD:
6145 if (focus_child == NULL)
6147 if (tree_view->priv->focus_column != NULL)
6148 focus_child = tree_view->priv->focus_column->button;
6150 focus_child = GTK_TREE_VIEW_COLUMN (first_column->data)->button;
6151 gtk_widget_grab_focus (focus_child);
6158 if (focus_child == NULL)
6160 if (tree_view->priv->focus_column != NULL)
6161 focus_child = tree_view->priv->focus_column->button;
6162 else if (dir == GTK_DIR_LEFT)
6163 focus_child = GTK_TREE_VIEW_COLUMN (last_column->data)->button;
6165 focus_child = GTK_TREE_VIEW_COLUMN (first_column->data)->button;
6166 gtk_widget_grab_focus (focus_child);
6170 if (gtk_widget_child_focus (focus_child, dir))
6172 /* The focus moves inside the button. */
6173 /* This is probably a great example of bad UI */
6177 /* We need to move the focus among the row of buttons. */
6178 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
6179 if (GTK_TREE_VIEW_COLUMN (tmp_list->data)->button == focus_child)
6182 if (tmp_list == first_column && dir == GTK_DIR_LEFT)
6184 focus_child = GTK_TREE_VIEW_COLUMN (last_column->data)->button;
6185 gtk_widget_grab_focus (focus_child);
6188 else if (tmp_list == last_column && dir == GTK_DIR_RIGHT)
6190 focus_child = GTK_TREE_VIEW_COLUMN (first_column->data)->button;
6191 gtk_widget_grab_focus (focus_child);
6197 GtkTreeViewColumn *column;
6199 if (dir == GTK_DIR_RIGHT)
6200 tmp_list = tmp_list->next;
6202 tmp_list = tmp_list->prev;
6204 if (tmp_list == NULL)
6206 g_warning ("Internal button not found");
6209 column = tmp_list->data;
6210 if (column->button &&
6212 GTK_WIDGET_CAN_FOCUS (column->button))
6214 focus_child = column->button;
6215 gtk_widget_grab_focus (column->button);
6221 g_assert_not_reached ();
6225 /* if focus child is non-null, we assume it's been set to the current focus child
6229 for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next)
6230 if (GTK_TREE_VIEW_COLUMN (tmp_list->data)->button == focus_child)
6233 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
6235 /* If the following isn't true, then the view is smaller then the scrollpane.
6237 if ((focus_child->allocation.x + focus_child->allocation.width) <=
6238 (tree_view->priv->hadjustment->upper))
6240 /* Scroll to the button, if needed */
6241 if ((tree_view->priv->hadjustment->value + tree_view->priv->hadjustment->page_size) <
6242 (focus_child->allocation.x + focus_child->allocation.width))
6243 gtk_adjustment_set_value (tree_view->priv->hadjustment,
6244 focus_child->allocation.x + focus_child->allocation.width -
6245 tree_view->priv->hadjustment->page_size);
6246 else if (tree_view->priv->hadjustment->value > focus_child->allocation.x)
6247 gtk_adjustment_set_value (tree_view->priv->hadjustment,
6248 focus_child->allocation.x);
6252 return (focus_child != NULL);
6256 gtk_tree_view_focus (GtkWidget *widget,
6257 GtkDirectionType direction)
6259 GtkTreeView *tree_view;
6260 GtkWidget *focus_child;
6261 GtkContainer *container;
6263 g_return_val_if_fail (GTK_IS_TREE_VIEW (widget), FALSE);
6264 g_return_val_if_fail (GTK_WIDGET_VISIBLE (widget), FALSE);
6266 container = GTK_CONTAINER (widget);
6267 tree_view = GTK_TREE_VIEW (widget);
6269 if (!GTK_WIDGET_IS_SENSITIVE (container))
6272 focus_child = container->focus_child;
6274 gtk_tree_view_stop_editing (GTK_TREE_VIEW (widget), FALSE);
6275 /* Case 1. Headers currently have focus. */
6282 gtk_tree_view_header_focus (tree_view, direction);
6284 case GTK_DIR_TAB_BACKWARD:
6287 case GTK_DIR_TAB_FORWARD:
6289 if (tree_view->priv->tree == NULL)
6291 gtk_widget_grab_focus (widget);
6296 /* Case 2. We don't have focus at all. */
6297 if (!GTK_WIDGET_HAS_FOCUS (container))
6299 if (tree_view->priv->tree == NULL &&
6300 (direction == GTK_DIR_TAB_BACKWARD ||
6301 direction == GTK_DIR_UP))
6302 return gtk_tree_view_header_focus (tree_view, direction);
6303 if (((direction == GTK_DIR_TAB_FORWARD) ||
6304 (direction == GTK_DIR_RIGHT) ||
6305 (direction == GTK_DIR_DOWN) ||
6306 (direction == GTK_DIR_LEFT)) &&
6307 gtk_tree_view_header_focus (tree_view, direction))
6310 if (tree_view->priv->tree == NULL)
6312 gtk_widget_grab_focus (widget);
6316 /* Case 3. We have focus already. */
6317 if (tree_view->priv->tree == NULL)
6318 return gtk_tree_view_header_focus (tree_view, direction);
6320 if (direction == GTK_DIR_TAB_BACKWARD)
6321 return (gtk_tree_view_header_focus (tree_view, direction));
6322 else if (direction == GTK_DIR_TAB_FORWARD)
6325 /* Other directions caught by the keybindings */
6326 gtk_widget_grab_focus (widget);
6331 gtk_tree_view_grab_focus (GtkWidget *widget)
6333 (* GTK_WIDGET_CLASS (parent_class)->grab_focus) (widget);
6335 gtk_tree_view_focus_to_cursor (GTK_TREE_VIEW (widget));
6339 gtk_tree_view_style_set (GtkWidget *widget,
6340 GtkStyle *previous_style)
6342 GtkTreeView *tree_view;
6344 GtkTreeViewColumn *column;
6346 g_return_if_fail (GTK_IS_TREE_VIEW (widget));
6348 tree_view = GTK_TREE_VIEW (widget);
6350 if (GTK_WIDGET_REALIZED (widget))
6352 gdk_window_set_background (widget->window, &widget->style->base[widget->state]);
6353 gdk_window_set_background (tree_view->priv->bin_window, &widget->style->base[widget->state]);
6356 gtk_widget_style_get (widget,
6357 "expander_size", &tree_view->priv->expander_size,
6359 tree_view->priv->expander_size += EXPANDER_EXTRA_PADDING;
6361 for (list = tree_view->priv->columns; list; list = list->next)
6363 column = list->data;
6364 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
6367 tree_view->priv->fixed_height = -1;
6368 _gtk_rbtree_mark_invalid (tree_view->priv->tree);
6370 gtk_widget_queue_resize (widget);
6375 gtk_tree_view_set_focus_child (GtkContainer *container,
6378 GtkTreeView *tree_view = GTK_TREE_VIEW (container);
6381 for (list = tree_view->priv->columns; list; list = list->next)
6383 if (GTK_TREE_VIEW_COLUMN (list->data)->button == child)
6385 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (list->data);
6390 (* parent_class->set_focus_child) (container, child);
6394 gtk_tree_view_set_adjustments (GtkTreeView *tree_view,
6395 GtkAdjustment *hadj,
6396 GtkAdjustment *vadj)
6398 gboolean need_adjust = FALSE;
6400 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
6403 g_return_if_fail (GTK_IS_ADJUSTMENT (hadj));
6405 hadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.0, 0.0, 0.0, 0.0, 0.0));
6407 g_return_if_fail (GTK_IS_ADJUSTMENT (vadj));
6409 vadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.0, 0.0, 0.0, 0.0, 0.0));
6411 if (tree_view->priv->hadjustment && (tree_view->priv->hadjustment != hadj))
6413 g_signal_handlers_disconnect_by_func (tree_view->priv->hadjustment,
6414 gtk_tree_view_adjustment_changed,
6416 g_object_unref (tree_view->priv->hadjustment);
6419 if (tree_view->priv->vadjustment && (tree_view->priv->vadjustment != vadj))
6421 g_signal_handlers_disconnect_by_func (tree_view->priv->vadjustment,
6422 gtk_tree_view_adjustment_changed,
6424 g_object_unref (tree_view->priv->vadjustment);
6427 if (tree_view->priv->hadjustment != hadj)
6429 tree_view->priv->hadjustment = hadj;
6430 g_object_ref (tree_view->priv->hadjustment);
6431 gtk_object_sink (GTK_OBJECT (tree_view->priv->hadjustment));
6433 g_signal_connect (tree_view->priv->hadjustment, "value_changed",
6434 G_CALLBACK (gtk_tree_view_adjustment_changed),
6439 if (tree_view->priv->vadjustment != vadj)
6441 tree_view->priv->vadjustment = vadj;
6442 g_object_ref (tree_view->priv->vadjustment);
6443 gtk_object_sink (GTK_OBJECT (tree_view->priv->vadjustment));
6445 g_signal_connect (tree_view->priv->vadjustment, "value_changed",
6446 G_CALLBACK (gtk_tree_view_adjustment_changed),
6452 gtk_tree_view_adjustment_changed (NULL, tree_view);
6457 gtk_tree_view_real_move_cursor (GtkTreeView *tree_view,
6458 GtkMovementStep step,
6461 GdkModifierType state;
6463 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
6464 g_return_val_if_fail (step == GTK_MOVEMENT_LOGICAL_POSITIONS ||
6465 step == GTK_MOVEMENT_VISUAL_POSITIONS ||
6466 step == GTK_MOVEMENT_DISPLAY_LINES ||
6467 step == GTK_MOVEMENT_PAGES ||
6468 step == GTK_MOVEMENT_BUFFER_ENDS, FALSE);
6470 if (tree_view->priv->tree == NULL)
6472 if (!GTK_WIDGET_HAS_FOCUS (GTK_WIDGET (tree_view)))
6475 gtk_tree_view_stop_editing (tree_view, FALSE);
6476 GTK_TREE_VIEW_SET_FLAG (tree_view, GTK_TREE_VIEW_DRAW_KEYFOCUS);
6477 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
6479 if (gtk_get_current_event_state (&state))
6481 if ((state & GDK_CONTROL_MASK) == GDK_CONTROL_MASK)
6482 tree_view->priv->ctrl_pressed = TRUE;
6483 if ((state & GDK_SHIFT_MASK) == GDK_SHIFT_MASK)
6484 tree_view->priv->shift_pressed = TRUE;
6486 /* else we assume not pressed */
6490 /* currently we make no distinction. When we go bi-di, we need to */
6491 case GTK_MOVEMENT_LOGICAL_POSITIONS:
6492 case GTK_MOVEMENT_VISUAL_POSITIONS:
6493 gtk_tree_view_move_cursor_left_right (tree_view, count);
6495 case GTK_MOVEMENT_DISPLAY_LINES:
6496 gtk_tree_view_move_cursor_up_down (tree_view, count);
6498 case GTK_MOVEMENT_PAGES:
6499 gtk_tree_view_move_cursor_page_up_down (tree_view, count);
6501 case GTK_MOVEMENT_BUFFER_ENDS:
6502 gtk_tree_view_move_cursor_start_end (tree_view, count);
6505 g_assert_not_reached ();
6508 tree_view->priv->ctrl_pressed = FALSE;
6509 tree_view->priv->shift_pressed = FALSE;
6515 gtk_tree_view_put (GtkTreeView *tree_view,
6516 GtkWidget *child_widget,
6522 GtkTreeViewChild *child;
6524 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
6525 g_return_if_fail (GTK_IS_WIDGET (child_widget));
6527 child = g_new (GtkTreeViewChild, 1);
6529 child->widget = child_widget;
6532 child->width = width;
6533 child->height = height;
6535 tree_view->priv->children = g_list_append (tree_view->priv->children, child);
6537 if (GTK_WIDGET_REALIZED (tree_view))
6538 gtk_widget_set_parent_window (child->widget, tree_view->priv->bin_window);
6540 gtk_widget_set_parent (child_widget, GTK_WIDGET (tree_view));
6544 _gtk_tree_view_child_move_resize (GtkTreeView *tree_view,
6551 GtkTreeViewChild *child = NULL;
6553 GdkRectangle allocation;
6555 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
6556 g_return_if_fail (GTK_IS_WIDGET (widget));
6558 for (list = tree_view->priv->children; list; list = list->next)
6560 if (((GtkTreeViewChild *)list->data)->widget == widget)
6569 allocation.x = child->x = x;
6570 allocation.y = child->y = y;
6571 allocation.width = child->width = width;
6572 allocation.height = child->height = height;
6574 if (GTK_WIDGET_REALIZED (widget))
6575 gtk_widget_size_allocate (widget, &allocation);
6579 /* TreeModel Callbacks
6583 gtk_tree_view_row_changed (GtkTreeModel *model,
6588 GtkTreeView *tree_view = (GtkTreeView *)data;
6591 gboolean free_path = FALSE;
6592 gint vertical_separator;
6595 g_return_if_fail (path != NULL || iter != NULL);
6597 if (!GTK_WIDGET_REALIZED (tree_view))
6598 /* We can just ignore ::changed signals if we aren't realized, as we don't care about sizes
6602 if (tree_view->priv->edited_column)
6603 gtk_tree_view_stop_editing (tree_view, TRUE);
6605 gtk_widget_style_get (GTK_WIDGET (data), "vertical_separator", &vertical_separator, NULL);
6609 path = gtk_tree_model_get_path (model, iter);
6612 else if (iter == NULL)
6613 gtk_tree_model_get_iter (model, iter, path);
6615 if (_gtk_tree_view_find_node (tree_view,
6619 /* We aren't actually showing the node */
6625 if (tree_view->priv->fixed_height_mode
6626 && tree_view->priv->fixed_height >= 0)
6628 _gtk_rbtree_node_set_height (tree, node, tree_view->priv->fixed_height);
6632 _gtk_rbtree_node_mark_invalid (tree, node);
6633 for (list = tree_view->priv->columns; list; list = list->next)
6635 GtkTreeViewColumn *column;
6637 column = list->data;
6638 if (! column->visible)
6641 if (column->column_type == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
6643 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
6649 if (!tree_view->priv->fixed_height_mode)
6650 install_presize_handler (tree_view);
6652 gtk_tree_path_free (path);
6656 gtk_tree_view_row_inserted (GtkTreeModel *model,
6661 GtkTreeView *tree_view = (GtkTreeView *) data;
6663 GtkRBTree *tmptree, *tree;
6664 GtkRBNode *tmpnode = NULL;
6667 gboolean free_path = FALSE;
6669 g_return_if_fail (path != NULL || iter != NULL);
6673 path = gtk_tree_model_get_path (model, iter);
6676 else if (iter == NULL)
6677 gtk_tree_model_get_iter (model, iter, path);
6679 if (tree_view->priv->tree == NULL)
6680 tree_view->priv->tree = _gtk_rbtree_new ();
6682 tmptree = tree = tree_view->priv->tree;
6684 /* Update all row-references */
6685 gtk_tree_row_reference_inserted (G_OBJECT (data), path);
6686 depth = gtk_tree_path_get_depth (path);
6687 indices = gtk_tree_path_get_indices (path);
6689 /* First, find the parent tree */
6690 while (i < depth - 1)
6692 if (tmptree == NULL)
6694 /* We aren't showing the node */
6698 tmpnode = _gtk_rbtree_find_count (tmptree, indices[i] + 1);
6699 if (tmpnode == NULL)
6701 g_warning ("A node was inserted with a parent that's not in the tree.\n" \
6702 "This possibly means that a GtkTreeModel inserted a child node\n" \
6703 "before the parent was inserted.");
6706 else if (!GTK_RBNODE_FLAG_SET (tmpnode, GTK_RBNODE_IS_PARENT))
6708 /* FIXME enforce correct behavior on model, probably */
6709 /* In theory, the model should have emitted has_child_toggled here. We
6710 * try to catch it anyway, just to be safe, in case the model hasn't.
6712 GtkTreePath *tmppath = _gtk_tree_view_find_path (tree_view,
6715 gtk_tree_view_row_has_child_toggled (model, tmppath, NULL, data);
6716 gtk_tree_path_free (tmppath);
6720 tmptree = tmpnode->children;
6729 gtk_tree_model_ref_node (tree_view->priv->model, iter);
6730 if (indices[depth - 1] == 0)
6732 tmpnode = _gtk_rbtree_find_count (tree, 1);
6733 _gtk_rbtree_insert_before (tree, tmpnode, 0, FALSE);
6737 tmpnode = _gtk_rbtree_find_count (tree, indices[depth - 1]);
6738 _gtk_rbtree_insert_after (tree, tmpnode, 0, FALSE);
6741 if (tree_view->priv->fixed_height_mode
6742 && tree_view->priv->fixed_height >= 0)
6743 _gtk_rbtree_node_set_height (tree, tmpnode, tree_view->priv->fixed_height);
6746 install_presize_handler (tree_view);
6748 gtk_tree_path_free (path);
6752 gtk_tree_view_row_has_child_toggled (GtkTreeModel *model,
6757 GtkTreeView *tree_view = (GtkTreeView *)data;
6758 GtkTreeIter real_iter;
6762 gboolean free_path = FALSE;
6764 g_return_if_fail (path != NULL || iter != NULL);
6771 path = gtk_tree_model_get_path (model, iter);
6774 else if (iter == NULL)
6775 gtk_tree_model_get_iter (model, &real_iter, path);
6777 if (_gtk_tree_view_find_node (tree_view,
6781 /* We aren't actually showing the node */
6787 has_child = gtk_tree_model_iter_has_child (model, &real_iter);
6790 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT) == has_child)
6794 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_PARENT);
6796 GTK_RBNODE_UNSET_FLAG (node, GTK_RBNODE_IS_PARENT);
6798 if (has_child && GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_IS_LIST))
6800 GTK_TREE_VIEW_UNSET_FLAG (tree_view, GTK_TREE_VIEW_IS_LIST);
6801 if (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_SHOW_EXPANDERS))
6805 for (list = tree_view->priv->columns; list; list = list->next)
6806 if (GTK_TREE_VIEW_COLUMN (list->data)->visible)
6808 GTK_TREE_VIEW_COLUMN (list->data)->dirty = TRUE;
6809 _gtk_tree_view_column_cell_set_dirty (GTK_TREE_VIEW_COLUMN (list->data), TRUE);
6813 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
6817 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
6822 gtk_tree_path_free (path);
6826 count_children_helper (GtkRBTree *tree,
6831 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, data);
6832 (*((gint *)data))++;
6836 check_selection_helper (GtkRBTree *tree,
6840 gint *value = (gint *)data;
6842 *value = GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED);
6844 if (node->children && !*value)
6845 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, check_selection_helper, data);
6849 gtk_tree_view_row_deleted (GtkTreeModel *model,
6853 GtkTreeView *tree_view = (GtkTreeView *)data;
6857 gint selection_changed = FALSE;
6859 g_return_if_fail (path != NULL);
6861 gtk_tree_row_reference_deleted (G_OBJECT (data), path);
6863 if (_gtk_tree_view_find_node (tree_view, path, &tree, &node))
6869 /* check if the selection has been changed */
6870 _gtk_rbtree_traverse (tree, node, G_POST_ORDER,
6871 check_selection_helper, &selection_changed);
6873 for (list = tree_view->priv->columns; list; list = list->next)
6874 if (((GtkTreeViewColumn *)list->data)->visible &&
6875 ((GtkTreeViewColumn *)list->data)->column_type == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
6876 _gtk_tree_view_column_cell_set_dirty ((GtkTreeViewColumn *)list->data, TRUE);
6878 /* Ensure we don't have a dangling pointer to a dead node */
6879 ensure_unprelighted (tree_view);
6881 /* Cancel editting if we've started */
6882 gtk_tree_view_stop_editing (tree_view, TRUE);
6884 /* If we have a node expanded/collapsed timeout, remove it */
6885 if (tree_view->priv->expand_collapse_timeout != 0)
6887 g_source_remove (tree_view->priv->expand_collapse_timeout);
6888 tree_view->priv->expand_collapse_timeout = 0;
6891 GTK_RBNODE_UNSET_FLAG (tree_view->priv->expanded_collapsed_node, GTK_RBNODE_IS_SEMI_COLLAPSED);
6892 GTK_RBNODE_UNSET_FLAG (tree_view->priv->expanded_collapsed_node, GTK_RBNODE_IS_SEMI_EXPANDED);
6893 tree_view->priv->expanded_collapsed_node = NULL;
6896 if (tree_view->priv->destroy_count_func)
6898 gint child_count = 0;
6900 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, &child_count);
6901 (* tree_view->priv->destroy_count_func) (tree_view, path, child_count, tree_view->priv->destroy_count_data);
6904 if (tree->root->count == 1)
6906 if (tree_view->priv->tree == tree)
6907 tree_view->priv->tree = NULL;
6909 _gtk_rbtree_remove (tree);
6913 _gtk_rbtree_remove_node (tree, node);
6916 if (! gtk_tree_row_reference_valid (tree_view->priv->top_row))
6918 gtk_tree_row_reference_free (tree_view->priv->top_row);
6919 tree_view->priv->top_row = NULL;
6922 install_scroll_sync_handler (tree_view);
6924 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
6926 if (selection_changed)
6927 g_signal_emit_by_name (tree_view->priv->selection, "changed");
6931 cancel_arrow_animation (GtkTreeView *tree_view)
6933 if (tree_view->priv->expand_collapse_timeout)
6935 while (do_expand_collapse (tree_view));
6937 g_source_remove (tree_view->priv->expand_collapse_timeout);
6938 tree_view->priv->expand_collapse_timeout = 0;
6943 gtk_tree_view_rows_reordered (GtkTreeModel *model,
6944 GtkTreePath *parent,
6949 GtkTreeView *tree_view = GTK_TREE_VIEW (data);
6954 len = gtk_tree_model_iter_n_children (model, iter);
6959 gtk_tree_row_reference_reordered (G_OBJECT (data),
6964 if (_gtk_tree_view_find_node (tree_view,
6970 /* We need to special case the parent path */
6972 tree = tree_view->priv->tree;
6974 tree = node->children;
6979 if (tree_view->priv->edited_column)
6980 gtk_tree_view_stop_editing (tree_view, TRUE);
6982 /* we need to be unprelighted */
6983 ensure_unprelighted (tree_view);
6985 /* clear the timeout */
6986 cancel_arrow_animation (tree_view);
6988 _gtk_rbtree_reorder (tree, new_order, len);
6990 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
6992 gtk_tree_view_dy_to_top_row (tree_view);
6996 /* Internal tree functions
7001 gtk_tree_view_get_background_xrange (GtkTreeView *tree_view,
7003 GtkTreeViewColumn *column,
7007 GtkTreeViewColumn *tmp_column = NULL;
7018 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
7021 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
7023 list = (rtl ? list->prev : list->next))
7025 tmp_column = list->data;
7027 if (tmp_column == column)
7030 if (tmp_column->visible)
7031 total_width += tmp_column->width;
7034 if (tmp_column != column)
7036 g_warning (G_STRLOC": passed-in column isn't in the tree");
7045 if (column->visible)
7046 *x2 = total_width + column->width;
7048 *x2 = total_width; /* width of 0 */
7052 gtk_tree_view_get_arrow_xrange (GtkTreeView *tree_view,
7059 GtkTreeViewColumn *tmp_column = NULL;
7061 gboolean indent_expanders;
7064 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
7067 for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns));
7069 list = (rtl ? list->prev : list->next))
7071 tmp_column = list->data;
7073 if (gtk_tree_view_is_expander_column (tree_view, tmp_column))
7076 x_offset = total_width + tmp_column->width - tree_view->priv->expander_size;
7078 x_offset = total_width;
7082 if (tmp_column->visible)
7083 total_width += tmp_column->width;
7086 gtk_widget_style_get (GTK_WIDGET (tree_view),
7087 "indent_expanders", &indent_expanders,
7090 if (indent_expanders)
7093 x_offset -= tree_view->priv->expander_size * _gtk_rbtree_get_depth (tree);
7095 x_offset += tree_view->priv->expander_size * _gtk_rbtree_get_depth (tree);
7102 if (tmp_column && tmp_column->visible)
7104 /* +1 because x2 isn't included in the range. */
7106 *x2 = *x1 + tree_view->priv->expander_size + 1;
7110 /* return an empty range, the expander column is hidden */
7117 gtk_tree_view_build_tree (GtkTreeView *tree_view,
7123 GtkRBNode *temp = NULL;
7124 gboolean is_list = GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_IS_LIST);
7128 gtk_tree_model_ref_node (tree_view->priv->model, iter);
7129 temp = _gtk_rbtree_insert_after (tree, temp, 0, FALSE);
7138 if (gtk_tree_model_iter_children (tree_view->priv->model, &child, iter))
7140 temp->children = _gtk_rbtree_new ();
7141 temp->children->parent_tree = tree;
7142 temp->children->parent_node = temp;
7143 gtk_tree_view_build_tree (tree_view, temp->children, &child, depth + 1, recurse);
7146 if (gtk_tree_model_iter_has_child (tree_view->priv->model, iter))
7148 if ((temp->flags>K_RBNODE_IS_PARENT) != GTK_RBNODE_IS_PARENT)
7149 temp->flags ^= GTK_RBNODE_IS_PARENT;
7152 while (gtk_tree_model_iter_next (tree_view->priv->model, iter));
7155 /* If height is non-NULL, then we set it to be the new height. if it's all
7156 * dirty, then height is -1. We know we'll remeasure dirty rows, anyways.
7159 gtk_tree_view_discover_dirty_iter (GtkTreeView *tree_view,
7165 GtkTreeViewColumn *column;
7167 gboolean retval = FALSE;
7169 gint horizontal_separator;
7171 gtk_widget_style_get (GTK_WIDGET (tree_view),
7172 "horizontal_separator", &horizontal_separator,
7178 for (list = tree_view->priv->columns; list; list = list->next)
7181 column = list->data;
7182 if (column->dirty == TRUE)
7184 if (height == NULL && column->column_type == GTK_TREE_VIEW_COLUMN_FIXED)
7186 if (!column->visible)
7189 gtk_tree_view_column_cell_set_cell_data (column, tree_view->priv->model, iter,
7190 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
7191 node->children?TRUE:FALSE);
7195 gtk_tree_view_column_cell_get_size (column,
7197 &width, &tmpheight);
7198 *height = MAX (*height, tmpheight);
7202 gtk_tree_view_column_cell_get_size (column,
7207 if (gtk_tree_view_is_expander_column (tree_view, column) &&
7208 TREE_VIEW_DRAW_EXPANDERS (tree_view))
7210 if (depth * tree_view->priv->expander_size + horizontal_separator + width > column->requested_width)
7212 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
7218 if (horizontal_separator + width > column->requested_width)
7220 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
7230 gtk_tree_view_discover_dirty (GtkTreeView *tree_view,
7235 GtkRBNode *temp = tree->root;
7236 GtkTreeViewColumn *column;
7239 gboolean is_all_dirty;
7241 TREE_VIEW_INTERNAL_ASSERT_VOID (tree != NULL);
7243 while (temp->left != tree->nil)
7248 TREE_VIEW_INTERNAL_ASSERT_VOID (temp != NULL);
7249 is_all_dirty = TRUE;
7250 for (list = tree_view->priv->columns; list; list = list->next)
7252 column = list->data;
7253 if (column->dirty == FALSE)
7255 is_all_dirty = FALSE;
7263 gtk_tree_view_discover_dirty_iter (tree_view,
7268 if (gtk_tree_model_iter_children (tree_view->priv->model, &child, iter) &&
7269 temp->children != NULL)
7270 gtk_tree_view_discover_dirty (tree_view, temp->children, &child, depth + 1);
7271 temp = _gtk_rbtree_next (tree, temp);
7273 while (gtk_tree_model_iter_next (tree_view->priv->model, iter));
7277 /* Make sure the node is visible vertically */
7279 gtk_tree_view_clamp_node_visible (GtkTreeView *tree_view,
7283 GtkTreePath *path = NULL;
7285 if (!GTK_WIDGET_REALIZED (tree_view))
7288 path = _gtk_tree_view_find_path (tree_view, tree, node);
7292 /* We process updates because we want to clear old selected items when we scroll.
7293 * if this is removed, we get a "selection streak" at the bottom. */
7294 gdk_window_process_updates (tree_view->priv->bin_window, TRUE);
7295 gtk_tree_view_scroll_to_cell (tree_view, path, NULL, FALSE, 0.0, 0.0);
7296 gtk_tree_path_free (path);
7301 gtk_tree_view_clamp_column_visible (GtkTreeView *tree_view,
7302 GtkTreeViewColumn *column)
7306 if ((tree_view->priv->hadjustment->value + tree_view->priv->hadjustment->page_size) <
7307 (column->button->allocation.x + column->button->allocation.width))
7308 gtk_adjustment_set_value (tree_view->priv->hadjustment,
7309 column->button->allocation.x + column->button->allocation.width -
7310 tree_view->priv->hadjustment->page_size);
7311 else if (tree_view->priv->hadjustment->value > column->button->allocation.x)
7312 gtk_adjustment_set_value (tree_view->priv->hadjustment,
7313 column->button->allocation.x);
7316 /* This function could be more efficient. I'll optimize it if profiling seems
7317 * to imply that it is important */
7319 _gtk_tree_view_find_path (GtkTreeView *tree_view,
7324 GtkRBTree *tmp_tree;
7325 GtkRBNode *tmp_node, *last;
7328 path = gtk_tree_path_new ();
7330 g_return_val_if_fail (node != NULL, path);
7331 g_return_val_if_fail (node != tree->nil, path);
7333 count = 1 + node->left->count;
7336 tmp_node = node->parent;
7340 while (tmp_node != tmp_tree->nil)
7342 if (tmp_node->right == last)
7343 count += 1 + tmp_node->left->count;
7345 tmp_node = tmp_node->parent;
7347 gtk_tree_path_prepend_index (path, count - 1);
7348 last = tmp_tree->parent_node;
7349 tmp_tree = tmp_tree->parent_tree;
7352 count = 1 + last->left->count;
7353 tmp_node = last->parent;
7359 /* Returns TRUE if we ran out of tree before finding the path. If the path is
7360 * invalid (ie. points to a node that's not in the tree), *tree and *node are
7364 _gtk_tree_view_find_node (GtkTreeView *tree_view,
7369 GtkRBNode *tmpnode = NULL;
7370 GtkRBTree *tmptree = tree_view->priv->tree;
7371 gint *indices = gtk_tree_path_get_indices (path);
7372 gint depth = gtk_tree_path_get_depth (path);
7378 if (depth == 0 || tmptree == NULL)
7382 tmpnode = _gtk_rbtree_find_count (tmptree, indices[i] + 1);
7384 if (tmpnode == NULL)
7398 tmptree = tmpnode->children;
7399 if (tmptree == NULL)
7406 gtk_tree_view_is_expander_column (GtkTreeView *tree_view,
7407 GtkTreeViewColumn *column)
7411 if (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_IS_LIST))
7414 if (tree_view->priv->expander_column != NULL)
7416 if (tree_view->priv->expander_column == column)
7422 for (list = tree_view->priv->columns;
7425 if (((GtkTreeViewColumn *)list->data)->visible)
7427 if (list && list->data == column)
7434 gtk_tree_view_add_move_binding (GtkBindingSet *binding_set,
7437 GtkMovementStep step,
7441 gtk_binding_entry_add_signal (binding_set, keyval, modmask,
7446 gtk_binding_entry_add_signal (binding_set, keyval, GDK_SHIFT_MASK,
7451 if ((modmask & GDK_CONTROL_MASK) == GDK_CONTROL_MASK)
7454 gtk_binding_entry_add_signal (binding_set, keyval, GDK_CONTROL_MASK | GDK_SHIFT_MASK,
7459 gtk_binding_entry_add_signal (binding_set, keyval, GDK_CONTROL_MASK,
7466 gtk_tree_view_unref_tree_helper (GtkTreeModel *model,
7471 gint retval = FALSE;
7474 g_return_val_if_fail (node != NULL, FALSE);
7479 GtkRBTree *new_tree;
7480 GtkRBNode *new_node;
7482 new_tree = node->children;
7483 new_node = new_tree->root;
7485 while (new_node && new_node->left != new_tree->nil)
7486 new_node = new_node->left;
7488 if (!gtk_tree_model_iter_children (model, &child, iter))
7491 retval = retval || gtk_tree_view_unref_tree_helper (model, &child, new_tree, new_node);
7494 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SELECTED))
7496 gtk_tree_model_unref_node (model, iter);
7497 node = _gtk_rbtree_next (tree, node);
7499 while (gtk_tree_model_iter_next (model, iter));
7505 gtk_tree_view_unref_and_check_selection_tree (GtkTreeView *tree_view,
7517 while (node && node->left != tree->nil)
7520 g_return_val_if_fail (node != NULL, FALSE);
7521 path = _gtk_tree_view_find_path (tree_view, tree, node);
7522 gtk_tree_model_get_iter (GTK_TREE_MODEL (tree_view->priv->model),
7524 retval = gtk_tree_view_unref_tree_helper (GTK_TREE_MODEL (tree_view->priv->model), &iter, tree, node);
7525 gtk_tree_path_free (path);
7531 gtk_tree_view_set_column_drag_info (GtkTreeView *tree_view,
7532 GtkTreeViewColumn *column)
7534 GtkTreeViewColumn *left_column;
7535 GtkTreeViewColumn *cur_column = NULL;
7536 GtkTreeViewColumnReorder *reorder;
7541 /* We want to precalculate the motion list such that we know what column slots
7545 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
7547 /* First, identify all possible drop spots */
7549 tmp_list = g_list_last (tree_view->priv->columns);
7551 tmp_list = g_list_first (tree_view->priv->columns);
7555 cur_column = GTK_TREE_VIEW_COLUMN (tmp_list->data);
7556 tmp_list = rtl?g_list_previous (tmp_list):g_list_next (tmp_list);
7558 if (cur_column->visible == FALSE)
7561 /* If it's not the column moving and func tells us to skip over the column, we continue. */
7562 if (left_column != column && cur_column != column &&
7563 tree_view->priv->column_drop_func &&
7564 ! (* tree_view->priv->column_drop_func) (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data))
7566 left_column = cur_column;
7569 reorder = g_new (GtkTreeViewColumnReorder, 1);
7570 reorder->left_column = left_column;
7571 left_column = reorder->right_column = cur_column;
7573 tree_view->priv->column_drag_info = g_list_append (tree_view->priv->column_drag_info, reorder);
7576 /* Add the last one */
7577 if (tree_view->priv->column_drop_func == NULL ||
7578 ((left_column != column) &&
7579 (* tree_view->priv->column_drop_func) (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data)))
7581 reorder = g_new (GtkTreeViewColumnReorder, 1);
7582 reorder->left_column = left_column;
7583 reorder->right_column = NULL;
7584 tree_view->priv->column_drag_info = g_list_append (tree_view->priv->column_drag_info, reorder);
7587 /* We quickly check to see if it even makes sense to reorder columns. */
7588 /* If there is nothing that can be moved, then we return */
7590 if (tree_view->priv->column_drag_info == NULL)
7593 /* We know there are always 2 slots possbile, as you can always return column. */
7594 /* If that's all there is, return */
7595 if (tree_view->priv->column_drag_info->next->next == NULL &&
7596 ((GtkTreeViewColumnReorder *)tree_view->priv->column_drag_info->data)->right_column == column &&
7597 ((GtkTreeViewColumnReorder *)tree_view->priv->column_drag_info->next->data)->left_column == column)
7599 for (tmp_list = tree_view->priv->column_drag_info; tmp_list; tmp_list = tmp_list->next)
7600 g_free (tmp_list->data);
7601 g_list_free (tree_view->priv->column_drag_info);
7602 tree_view->priv->column_drag_info = NULL;
7605 /* We fill in the ranges for the columns, now that we've isolated them */
7606 left = - TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER (tree_view);
7608 for (tmp_list = tree_view->priv->column_drag_info; tmp_list; tmp_list = tmp_list->next)
7610 reorder = (GtkTreeViewColumnReorder *) tmp_list->data;
7612 reorder->left_align = left;
7613 if (tmp_list->next != NULL)
7615 g_assert (tmp_list->next->data);
7616 left = reorder->right_align = (reorder->right_column->button->allocation.x +
7617 reorder->right_column->button->allocation.width +
7618 ((GtkTreeViewColumnReorder *)tmp_list->next->data)->left_column->button->allocation.x)/2;
7624 gdk_drawable_get_size (tree_view->priv->header_window, &width, NULL);
7625 reorder->right_align = width + TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER (tree_view);
7631 _gtk_tree_view_column_start_drag (GtkTreeView *tree_view,
7632 GtkTreeViewColumn *column)
7634 GdkEvent *send_event;
7635 GtkAllocation allocation;
7636 gint x, y, width, height;
7637 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (tree_view));
7638 GdkDisplay *display = gdk_screen_get_display (screen);
7640 g_return_if_fail (tree_view->priv->column_drag_info == NULL);
7642 gtk_tree_view_set_column_drag_info (tree_view, column);
7644 if (tree_view->priv->column_drag_info == NULL)
7647 if (tree_view->priv->drag_window == NULL)
7649 GdkWindowAttr attributes;
7650 guint attributes_mask;
7652 attributes.window_type = GDK_WINDOW_CHILD;
7653 attributes.wclass = GDK_INPUT_OUTPUT;
7654 attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
7655 attributes.colormap = gtk_widget_get_colormap (GTK_WIDGET (tree_view));
7656 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
7657 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
7659 tree_view->priv->drag_window = gdk_window_new (tree_view->priv->bin_window,
7662 gdk_window_set_user_data (tree_view->priv->drag_window, GTK_WIDGET (tree_view));
7665 gdk_display_pointer_ungrab (display, GDK_CURRENT_TIME);
7666 gdk_display_keyboard_ungrab (display, GDK_CURRENT_TIME);
7668 gtk_grab_remove (column->button);
7670 send_event = gdk_event_new (GDK_LEAVE_NOTIFY);
7671 send_event->crossing.send_event = TRUE;
7672 send_event->crossing.window = g_object_ref (column->button->window);
7673 send_event->crossing.subwindow = NULL;
7674 send_event->crossing.detail = GDK_NOTIFY_ANCESTOR;
7675 send_event->crossing.time = GDK_CURRENT_TIME;
7677 gtk_propagate_event (column->button, send_event);
7678 gdk_event_free (send_event);
7680 send_event = gdk_event_new (GDK_BUTTON_RELEASE);
7681 send_event->button.window = g_object_ref (gdk_screen_get_root_window (screen));
7682 send_event->button.send_event = TRUE;
7683 send_event->button.time = GDK_CURRENT_TIME;
7684 send_event->button.x = -1;
7685 send_event->button.y = -1;
7686 send_event->button.axes = NULL;
7687 send_event->button.state = 0;
7688 send_event->button.button = 1;
7689 send_event->button.device = gdk_display_get_core_pointer (display);
7690 send_event->button.x_root = 0;
7691 send_event->button.y_root = 0;
7693 gtk_propagate_event (column->button, send_event);
7694 gdk_event_free (send_event);
7696 gdk_window_move_resize (tree_view->priv->drag_window,
7697 column->button->allocation.x,
7699 column->button->allocation.width,
7700 column->button->allocation.height);
7702 /* Kids, don't try this at home */
7703 g_object_ref (column->button);
7704 gtk_container_remove (GTK_CONTAINER (tree_view), column->button);
7705 gtk_widget_set_parent_window (column->button, tree_view->priv->drag_window);
7706 gtk_widget_set_parent (column->button, GTK_WIDGET (tree_view));
7707 g_object_unref (column->button);
7709 tree_view->priv->drag_column_x = column->button->allocation.x;
7710 allocation = column->button->allocation;
7712 gtk_widget_size_allocate (column->button, &allocation);
7713 gtk_widget_set_parent_window (column->button, tree_view->priv->drag_window);
7715 tree_view->priv->drag_column = column;
7716 gdk_window_show (tree_view->priv->drag_window);
7718 gdk_window_get_origin (tree_view->priv->header_window, &x, &y);
7719 gdk_drawable_get_size (tree_view->priv->header_window, &width, &height);
7721 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
7722 while (gtk_events_pending ())
7723 gtk_main_iteration ();
7725 GTK_TREE_VIEW_SET_FLAG (tree_view, GTK_TREE_VIEW_IN_COLUMN_DRAG);
7726 gdk_pointer_grab (tree_view->priv->drag_window,
7728 GDK_POINTER_MOTION_MASK|GDK_BUTTON_RELEASE_MASK,
7729 NULL, NULL, GDK_CURRENT_TIME);
7730 gdk_keyboard_grab (tree_view->priv->drag_window,
7737 gtk_tree_view_queue_draw_arrow (GtkTreeView *tree_view,
7740 GdkRectangle *clip_rect)
7744 if (!GTK_WIDGET_REALIZED (tree_view))
7748 rect.width = MAX (tree_view->priv->expander_size, GTK_WIDGET (tree_view)->allocation.width);
7750 rect.y = BACKGROUND_FIRST_PIXEL (tree_view, tree, node);
7751 rect.height = MAX (BACKGROUND_HEIGHT (node), tree_view->priv->expander_size);
7755 GdkRectangle new_rect;
7757 gdk_rectangle_intersect (clip_rect, &rect, &new_rect);
7759 gdk_window_invalidate_rect (tree_view->priv->bin_window, &new_rect, TRUE);
7763 gdk_window_invalidate_rect (tree_view->priv->bin_window, &rect, TRUE);
7768 _gtk_tree_view_queue_draw_node (GtkTreeView *tree_view,
7771 GdkRectangle *clip_rect)
7775 if (!GTK_WIDGET_REALIZED (tree_view))
7779 rect.width = MAX (tree_view->priv->width, GTK_WIDGET (tree_view)->allocation.width);
7781 rect.y = BACKGROUND_FIRST_PIXEL (tree_view, tree, node);
7782 rect.height = MAX (BACKGROUND_HEIGHT (node), tree_view->priv->expander_size);
7786 GdkRectangle new_rect;
7788 gdk_rectangle_intersect (clip_rect, &rect, &new_rect);
7790 gdk_window_invalidate_rect (tree_view->priv->bin_window, &new_rect, TRUE);
7794 gdk_window_invalidate_rect (tree_view->priv->bin_window, &rect, TRUE);
7799 gtk_tree_view_queue_draw_path (GtkTreeView *tree_view,
7801 GdkRectangle *clip_rect)
7803 GtkRBTree *tree = NULL;
7804 GtkRBNode *node = NULL;
7806 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
7809 _gtk_tree_view_queue_draw_node (tree_view, tree, node, clip_rect);
7812 /* x and y are the mouse position
7815 gtk_tree_view_draw_arrow (GtkTreeView *tree_view,
7825 gint vertical_separator;
7827 GtkExpanderStyle expander_style;
7829 gtk_widget_style_get (GTK_WIDGET (tree_view),
7830 "vertical_separator", &vertical_separator,
7832 expander_size = tree_view->priv->expander_size - EXPANDER_EXTRA_PADDING;
7834 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT))
7837 widget = GTK_WIDGET (tree_view);
7839 gtk_tree_view_get_arrow_xrange (tree_view, tree, &x_offset, NULL);
7842 area.y = CELL_FIRST_PIXEL (tree_view, tree, node, vertical_separator);
7843 area.width = expander_size + 2;
7844 area.height = MAX (CELL_HEIGHT (node, vertical_separator), (expander_size - vertical_separator));
7846 if (node == tree_view->priv->button_pressed_node)
7848 if (x >= area.x && x <= (area.x + area.width) &&
7849 y >= area.y && y <= (area.y + area.height))
7850 state = GTK_STATE_ACTIVE;
7852 state = GTK_STATE_NORMAL;
7856 if (node == tree_view->priv->prelight_node &&
7857 GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_ARROW_PRELIT))
7858 state = GTK_STATE_PRELIGHT;
7860 state = GTK_STATE_NORMAL;
7863 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SEMI_EXPANDED))
7864 expander_style = GTK_EXPANDER_SEMI_EXPANDED;
7865 else if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SEMI_COLLAPSED))
7866 expander_style = GTK_EXPANDER_SEMI_COLLAPSED;
7867 else if (node->children != NULL)
7868 expander_style = GTK_EXPANDER_EXPANDED;
7870 expander_style = GTK_EXPANDER_COLLAPSED;
7872 gtk_paint_expander (widget->style,
7873 tree_view->priv->bin_window,
7878 area.x + area.width / 2,
7879 area.y + area.height / 2,
7884 gtk_tree_view_focus_to_cursor (GtkTreeView *tree_view)
7887 GtkTreePath *cursor_path;
7889 if ((tree_view->priv->tree == NULL) ||
7890 (! GTK_WIDGET_REALIZED (tree_view)))
7893 GTK_TREE_VIEW_SET_FLAG (tree_view, GTK_TREE_VIEW_DRAW_KEYFOCUS);
7896 if (tree_view->priv->cursor)
7897 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
7899 if (cursor_path == NULL)
7901 cursor_path = gtk_tree_path_new_first ();
7902 gtk_tree_row_reference_free (tree_view->priv->cursor);
7903 tree_view->priv->cursor = NULL;
7905 if (tree_view->priv->selection->type == GTK_SELECTION_MULTIPLE)
7906 gtk_tree_view_real_set_cursor (tree_view, cursor_path, FALSE, FALSE);
7908 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, FALSE);
7910 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
7911 gtk_tree_path_free (cursor_path);
7913 if (tree_view->priv->focus_column == NULL)
7916 for (list = tree_view->priv->columns; list; list = list->next)
7918 if (GTK_TREE_VIEW_COLUMN (list->data)->visible)
7920 tree_view->priv->focus_column = GTK_TREE_VIEW_COLUMN (list->data);
7928 gtk_tree_view_move_cursor_up_down (GtkTreeView *tree_view,
7931 GtkRBTree *cursor_tree = NULL;
7932 GtkRBNode *cursor_node = NULL;
7933 GtkRBTree *new_cursor_tree = NULL;
7934 GtkRBNode *new_cursor_node = NULL;
7935 GtkTreePath *cursor_path = NULL;
7937 if (! GTK_WIDGET_HAS_FOCUS (tree_view))
7941 if (!gtk_tree_row_reference_valid (tree_view->priv->cursor))
7942 /* FIXME: we lost the cursor; should we get the first? */
7945 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
7946 _gtk_tree_view_find_node (tree_view, cursor_path,
7947 &cursor_tree, &cursor_node);
7948 gtk_tree_path_free (cursor_path);
7950 if (cursor_tree == NULL)
7951 /* FIXME: we lost the cursor; should we get the first? */
7954 _gtk_rbtree_prev_full (cursor_tree, cursor_node,
7955 &new_cursor_tree, &new_cursor_node);
7957 _gtk_rbtree_next_full (cursor_tree, cursor_node,
7958 &new_cursor_tree, &new_cursor_node);
7960 if (new_cursor_node)
7962 cursor_path = _gtk_tree_view_find_path (tree_view, new_cursor_tree, new_cursor_node);
7963 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, TRUE);
7964 gtk_tree_path_free (cursor_path);
7968 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
7971 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
7975 gtk_tree_view_move_cursor_page_up_down (GtkTreeView *tree_view,
7978 GtkRBTree *cursor_tree = NULL;
7979 GtkRBNode *cursor_node = NULL;
7980 GtkTreePath *cursor_path = NULL;
7982 gint vertical_separator;
7984 if (! GTK_WIDGET_HAS_FOCUS (tree_view))
7987 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
7988 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
7990 /* This is sorta weird. Focus in should give us a cursor */
7993 gtk_widget_style_get (GTK_WIDGET (tree_view), "vertical_separator", &vertical_separator, NULL);
7994 _gtk_tree_view_find_node (tree_view, cursor_path,
7995 &cursor_tree, &cursor_node);
7997 gtk_tree_path_free (cursor_path);
7999 if (cursor_tree == NULL)
8000 /* FIXME: we lost the cursor. Should we try to get one? */
8002 g_return_if_fail (cursor_node != NULL);
8004 y = _gtk_rbtree_node_find_offset (cursor_tree, cursor_node);
8005 y += count * tree_view->priv->vadjustment->page_size;
8007 y -= MAX (GTK_RBNODE_GET_HEIGHT (cursor_node),
8008 tree_view->priv->expander_size);
8010 y += MAX (GTK_RBNODE_GET_HEIGHT (cursor_node),
8011 tree_view->priv->expander_size);
8012 y = CLAMP (y, (gint)tree_view->priv->vadjustment->lower, (gint)tree_view->priv->vadjustment->upper - vertical_separator);
8014 if (y > tree_view->priv->height)
8015 y = tree_view->priv->height - 1;
8017 _gtk_rbtree_find_offset (tree_view->priv->tree, y, &cursor_tree, &cursor_node);
8018 cursor_path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
8019 g_return_if_fail (cursor_path != NULL);
8020 gtk_tree_view_real_set_cursor (tree_view, cursor_path, TRUE, TRUE);
8021 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
8022 gtk_tree_path_free (cursor_path);
8026 gtk_tree_view_move_cursor_left_right (GtkTreeView *tree_view,
8029 GtkRBTree *cursor_tree = NULL;
8030 GtkRBNode *cursor_node = NULL;
8031 GtkTreePath *cursor_path = NULL;
8032 GtkTreeViewColumn *column;
8035 gboolean found_column = FALSE;
8038 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
8040 if (! GTK_WIDGET_HAS_FOCUS (tree_view))
8043 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
8044 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
8048 _gtk_tree_view_find_node (tree_view, cursor_path, &cursor_tree, &cursor_node);
8049 if (cursor_tree == NULL)
8051 if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path) == FALSE)
8053 gtk_tree_path_free (cursor_path);
8056 gtk_tree_path_free (cursor_path);
8058 list = tree_view->priv->columns;
8059 if (tree_view->priv->focus_column)
8061 for (list = tree_view->priv->columns; list; list = list->next)
8063 if (list->data == tree_view->priv->focus_column)
8070 column = list->data;
8071 if (column->visible == FALSE)
8074 gtk_tree_view_column_cell_set_cell_data (column,
8075 tree_view->priv->model,
8077 GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_PARENT),
8078 cursor_node->children?TRUE:FALSE);
8079 if (_gtk_tree_view_column_cell_focus (column, count,
8080 list->prev?TRUE:FALSE,
8081 list->next?TRUE:FALSE))
8083 tree_view->priv->focus_column = column;
8084 found_column = TRUE;
8089 list = rtl ? list->prev : list->next;
8091 list = rtl ? list->next : list->prev;
8096 if (!gtk_tree_view_has_special_cell (tree_view))
8097 _gtk_tree_view_queue_draw_node (tree_view,
8101 g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0);
8103 gtk_tree_view_clamp_column_visible (tree_view, tree_view->priv->focus_column);
8107 gtk_tree_view_move_cursor_start_end (GtkTreeView *tree_view,
8110 GtkRBTree *cursor_tree;
8111 GtkRBNode *cursor_node;
8114 if (! GTK_WIDGET_HAS_FOCUS (tree_view))
8117 g_return_if_fail (tree_view->priv->tree != NULL);
8121 cursor_tree = tree_view->priv->tree;
8122 cursor_node = cursor_tree->root;
8123 while (cursor_node && cursor_node->left != cursor_tree->nil)
8124 cursor_node = cursor_node->left;
8128 cursor_tree = tree_view->priv->tree;
8129 cursor_node = cursor_tree->root;
8132 while (cursor_node && cursor_node->right != cursor_tree->nil)
8133 cursor_node = cursor_node->right;
8134 if (cursor_node->children == NULL)
8137 cursor_tree = cursor_node->children;
8138 cursor_node = cursor_tree->root;
8143 path = _gtk_tree_view_find_path (tree_view, cursor_tree, cursor_node);
8144 gtk_tree_view_real_set_cursor (tree_view, path, TRUE, TRUE);
8145 gtk_tree_path_free (path);
8149 gtk_tree_view_real_select_all (GtkTreeView *tree_view)
8151 if (! GTK_WIDGET_HAS_FOCUS (tree_view))
8154 if (tree_view->priv->selection->type != GTK_SELECTION_MULTIPLE)
8157 gtk_tree_selection_select_all (tree_view->priv->selection);
8163 gtk_tree_view_real_unselect_all (GtkTreeView *tree_view)
8165 if (! GTK_WIDGET_HAS_FOCUS (tree_view))
8168 if (tree_view->priv->selection->type != GTK_SELECTION_MULTIPLE)
8171 gtk_tree_selection_unselect_all (tree_view->priv->selection);
8177 gtk_tree_view_real_select_cursor_row (GtkTreeView *tree_view,
8178 gboolean start_editing)
8180 GtkRBTree *cursor_tree = NULL;
8181 GtkRBNode *cursor_node = NULL;
8182 GtkTreePath *cursor_path = NULL;
8183 GtkTreeSelectMode mode = 0;
8185 if (! GTK_WIDGET_HAS_FOCUS (tree_view))
8188 if (tree_view->priv->cursor)
8189 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
8191 if (cursor_path == NULL)
8194 _gtk_tree_view_find_node (tree_view, cursor_path,
8195 &cursor_tree, &cursor_node);
8197 if (cursor_tree == NULL)
8199 gtk_tree_path_free (cursor_path);
8203 if (!tree_view->priv->shift_pressed && start_editing &&
8204 tree_view->priv->focus_column)
8206 if (gtk_tree_view_start_editing (tree_view, cursor_path))
8208 gtk_tree_path_free (cursor_path);
8213 if (tree_view->priv->ctrl_pressed)
8214 mode |= GTK_TREE_SELECT_MODE_TOGGLE;
8215 if (tree_view->priv->shift_pressed)
8216 mode |= GTK_TREE_SELECT_MODE_EXTEND;
8218 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
8225 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
8227 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
8228 _gtk_tree_view_queue_draw_node (tree_view, cursor_tree, cursor_node, NULL);
8230 if (!tree_view->priv->shift_pressed)
8231 gtk_tree_view_row_activated (tree_view, cursor_path,
8232 tree_view->priv->focus_column);
8234 gtk_tree_path_free (cursor_path);
8240 gtk_tree_view_real_toggle_cursor_row (GtkTreeView *tree_view)
8242 GtkRBTree *cursor_tree = NULL;
8243 GtkRBNode *cursor_node = NULL;
8244 GtkTreePath *cursor_path = NULL;
8246 if (! GTK_WIDGET_HAS_FOCUS (tree_view))
8250 if (tree_view->priv->cursor)
8251 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
8253 if (cursor_path == NULL)
8256 _gtk_tree_view_find_node (tree_view, cursor_path,
8257 &cursor_tree, &cursor_node);
8258 if (cursor_tree == NULL)
8260 gtk_tree_path_free (cursor_path);
8264 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
8268 GTK_TREE_SELECT_MODE_TOGGLE,
8271 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
8273 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
8274 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
8275 gtk_tree_path_free (cursor_path);
8281 gtk_tree_view_real_expand_collapse_cursor_row (GtkTreeView *tree_view,
8286 GtkTreePath *cursor_path = NULL;
8290 if (! GTK_WIDGET_HAS_FOCUS (tree_view))
8294 if (tree_view->priv->cursor)
8295 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
8297 if (cursor_path == NULL)
8300 if (_gtk_tree_view_find_node (tree_view, cursor_path, &tree, &node))
8303 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
8304 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
8307 && gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL)
8311 gtk_tree_view_real_expand_row (tree_view, cursor_path, tree, node, open_all, TRUE);
8313 gtk_tree_view_real_collapse_row (tree_view, cursor_path, tree, node, TRUE);
8315 gtk_tree_path_free (cursor_path);
8321 gtk_tree_view_real_select_cursor_parent (GtkTreeView *tree_view)
8323 GtkRBTree *cursor_tree = NULL;
8324 GtkRBNode *cursor_node = NULL;
8325 GtkTreePath *cursor_path = NULL;
8327 if (! GTK_WIDGET_HAS_FOCUS (tree_view))
8331 if (tree_view->priv->cursor)
8332 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
8334 if (cursor_path == NULL)
8337 _gtk_tree_view_find_node (tree_view, cursor_path,
8338 &cursor_tree, &cursor_node);
8339 if (cursor_tree == NULL)
8341 gtk_tree_path_free (cursor_path);
8345 if (cursor_tree->parent_node)
8347 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
8348 cursor_node = cursor_tree->parent_node;
8349 cursor_tree = cursor_tree->parent_tree;
8351 gtk_tree_path_up (cursor_path);
8352 gtk_tree_row_reference_free (tree_view->priv->cursor);
8353 tree_view->priv->cursor = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, cursor_path);
8354 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
8362 gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
8364 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
8365 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
8366 gtk_tree_path_free (cursor_path);
8371 /* Cut and paste from gtkwindow.c */
8373 send_focus_change (GtkWidget *widget,
8376 GdkEvent *fevent = gdk_event_new (GDK_FOCUS_CHANGE);
8378 g_object_ref (widget);
8381 GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
8383 GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
8385 fevent->focus_change.type = GDK_FOCUS_CHANGE;
8386 fevent->focus_change.window = g_object_ref (widget->window);
8387 fevent->focus_change.in = in;
8389 gtk_widget_event (widget, fevent);
8391 g_object_notify (G_OBJECT (widget), "has_focus");
8393 g_object_unref (widget);
8394 gdk_event_free (fevent);
8398 gtk_tree_view_real_start_interactive_search (GtkTreeView *tree_view)
8402 GtkWidget *search_dialog;
8404 if (! GTK_WIDGET_HAS_FOCUS (tree_view))
8407 if (tree_view->priv->enable_search == FALSE ||
8408 tree_view->priv->search_column < 0)
8411 search_dialog = g_object_get_data (G_OBJECT (tree_view),
8412 GTK_TREE_VIEW_SEARCH_DIALOG_KEY);
8417 window = gtk_window_new (GTK_WINDOW_POPUP);
8418 gtk_window_set_title (GTK_WINDOW (window), "search dialog");
8419 gtk_container_set_border_width (GTK_CONTAINER (window), 3);
8420 gtk_window_set_modal (GTK_WINDOW (window), TRUE);
8421 g_signal_connect (window, "delete_event",
8422 G_CALLBACK (gtk_tree_view_search_delete_event),
8424 g_signal_connect (window, "key_press_event",
8425 G_CALLBACK (gtk_tree_view_search_key_press_event),
8427 g_signal_connect (window, "button_press_event",
8428 G_CALLBACK (gtk_tree_view_search_button_press_event),
8432 entry = gtk_entry_new ();
8433 gtk_widget_show (entry);
8434 g_signal_connect (entry, "changed",
8435 G_CALLBACK (gtk_tree_view_search_init),
8437 g_signal_connect (entry, "populate_popup",
8438 G_CALLBACK (gtk_tree_view_search_disable_popdown),
8440 gtk_container_add (GTK_CONTAINER (window), entry);
8443 tree_view->priv->search_dialog_position_func (tree_view, window);
8444 gtk_widget_show_all (window);
8445 gtk_widget_grab_focus (entry);
8447 /* send focus-in event */
8448 send_focus_change (entry, TRUE);
8450 /* position window */
8452 /* yes, we point to the entry's private text thing here, a bit evil */
8453 g_object_set_data (G_OBJECT (window), "gtk-tree-view-text",
8454 (gchar *) gtk_entry_get_text (GTK_ENTRY (entry)));
8455 g_object_set_data (G_OBJECT (tree_view),
8456 GTK_TREE_VIEW_SEARCH_DIALOG_KEY, window);
8458 /* search first matching iter */
8459 gtk_tree_view_search_init (entry, tree_view);
8464 /* this function returns the new width of the column being resized given
8465 * the column and x position of the cursor; the x cursor position is passed
8466 * in as a pointer and automagicly corrected if it's beyond min/max limits
8469 gtk_tree_view_new_column_width (GtkTreeView *tree_view,
8473 GtkTreeViewColumn *column;
8477 /* first translate the x position from widget->window
8478 * to clist->clist_window
8480 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL);
8481 column = g_list_nth (tree_view->priv->columns, i)->data;
8482 width = rtl ? (column->button->allocation.x + column->button->allocation.width - *x) : (*x - column->button->allocation.x);
8484 /* Clamp down the value */
8485 if (column->min_width == -1)
8486 width = MAX (column->button->requisition.width,
8489 width = MAX (column->min_width,
8491 if (column->max_width != -1)
8492 width = MIN (width, column->max_width != -1);
8494 *x = rtl ? (column->button->allocation.x + column->button->allocation.width - width) : (column->button->allocation.x + width);
8502 gtk_tree_view_adjustment_changed (GtkAdjustment *adjustment,
8503 GtkTreeView *tree_view)
8505 if (GTK_WIDGET_REALIZED (tree_view))
8509 gdk_window_move (tree_view->priv->bin_window,
8510 - tree_view->priv->hadjustment->value,
8511 TREE_VIEW_HEADER_HEIGHT (tree_view));
8512 gdk_window_move (tree_view->priv->header_window,
8513 - tree_view->priv->hadjustment->value,
8515 dy = tree_view->priv->dy - (int) tree_view->priv->vadjustment->value;
8516 if (dy && tree_view->priv->edited_column)
8517 gtk_tree_view_stop_editing (tree_view, TRUE);
8518 gdk_window_scroll (tree_view->priv->bin_window, 0, dy);
8520 /* update our dy and top_row */
8521 tree_view->priv->dy = (int) tree_view->priv->vadjustment->value;
8522 gtk_tree_view_dy_to_top_row (tree_view);
8532 * gtk_tree_view_new:
8534 * Creates a new #GtkTreeView widget.
8536 * Return value: A newly created #GtkTreeView widget.
8539 gtk_tree_view_new (void)
8541 return g_object_new (GTK_TYPE_TREE_VIEW, NULL);
8545 * gtk_tree_view_new_with_model:
8546 * @model: the model.
8548 * Creates a new #GtkTreeView widget with the model initialized to @model.
8550 * Return value: A newly created #GtkTreeView widget.
8553 gtk_tree_view_new_with_model (GtkTreeModel *model)
8555 return g_object_new (GTK_TYPE_TREE_VIEW, "model", model, NULL);
8562 * gtk_tree_view_get_model:
8563 * @tree_view: a #GtkTreeView
8565 * Returns the model the the #GtkTreeView is based on. Returns %NULL if the
8568 * Return value: A #GtkTreeModel, or %NULL if none is currently being used.
8571 gtk_tree_view_get_model (GtkTreeView *tree_view)
8573 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
8575 return tree_view->priv->model;
8579 * gtk_tree_view_set_model:
8580 * @tree_view: A #GtkTreeNode.
8581 * @model: The model.
8583 * Sets the model for a #GtkTreeView. If the @tree_view already has a model
8584 * set, it will remove it before setting the new model. If @model is %NULL, then
8585 * it will unset the old model.
8588 gtk_tree_view_set_model (GtkTreeView *tree_view,
8589 GtkTreeModel *model)
8591 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8593 if (model == tree_view->priv->model)
8596 if (tree_view->priv->model)
8598 GList *tmplist = tree_view->priv->columns;
8600 gtk_tree_view_unref_and_check_selection_tree (tree_view, tree_view->priv->tree);
8602 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
8603 gtk_tree_view_row_changed,
8605 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
8606 gtk_tree_view_row_inserted,
8608 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
8609 gtk_tree_view_row_has_child_toggled,
8611 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
8612 gtk_tree_view_row_deleted,
8614 g_signal_handlers_disconnect_by_func (tree_view->priv->model,
8615 gtk_tree_view_rows_reordered,
8618 for (; tmplist; tmplist = tmplist->next)
8619 _gtk_tree_view_column_unset_model (tmplist->data,
8620 tree_view->priv->model);
8622 if (tree_view->priv->tree)
8624 _gtk_rbtree_free (tree_view->priv->tree);
8625 tree_view->priv->tree = NULL;
8628 tree_view->priv->prelight_node = NULL;
8629 tree_view->priv->prelight_tree = NULL;
8630 tree_view->priv->button_pressed_node = NULL;
8631 tree_view->priv->button_pressed_tree = NULL;
8633 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
8634 tree_view->priv->drag_dest_row = NULL;
8635 gtk_tree_row_reference_free (tree_view->priv->cursor);
8636 tree_view->priv->cursor = NULL;
8637 gtk_tree_row_reference_free (tree_view->priv->anchor);
8638 tree_view->priv->anchor = NULL;
8639 gtk_tree_row_reference_free (tree_view->priv->top_row);
8640 tree_view->priv->top_row = NULL;
8641 gtk_tree_row_reference_free (tree_view->priv->last_button_press);
8642 tree_view->priv->last_button_press = NULL;
8643 gtk_tree_row_reference_free (tree_view->priv->last_button_press_2);
8644 tree_view->priv->last_button_press_2 = NULL;
8645 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
8646 tree_view->priv->scroll_to_path = NULL;
8648 tree_view->priv->scroll_to_column = NULL;
8650 g_object_unref (tree_view->priv->model);
8652 tree_view->priv->search_column = -1;
8653 tree_view->priv->fixed_height_check = 0;
8654 tree_view->priv->fixed_height = -1;
8655 tree_view->priv->dy = tree_view->priv->top_row_dy = 0;
8658 tree_view->priv->model = model;
8661 if (tree_view->priv->model)
8666 GtkTreeModelFlags flags;
8668 if (tree_view->priv->search_column == -1)
8670 for (i = 0; i < gtk_tree_model_get_n_columns (model); i++)
8672 GType type = gtk_tree_model_get_column_type (model, i);
8674 if (g_value_type_transformable (type, G_TYPE_STRING))
8676 tree_view->priv->search_column = i;
8682 g_object_ref (tree_view->priv->model);
8683 g_signal_connect (tree_view->priv->model,
8685 G_CALLBACK (gtk_tree_view_row_changed),
8687 g_signal_connect (tree_view->priv->model,
8689 G_CALLBACK (gtk_tree_view_row_inserted),
8691 g_signal_connect (tree_view->priv->model,
8692 "row_has_child_toggled",
8693 G_CALLBACK (gtk_tree_view_row_has_child_toggled),
8695 g_signal_connect (tree_view->priv->model,
8697 G_CALLBACK (gtk_tree_view_row_deleted),
8699 g_signal_connect (tree_view->priv->model,
8701 G_CALLBACK (gtk_tree_view_rows_reordered),
8704 flags = gtk_tree_model_get_flags (tree_view->priv->model);
8705 if ((flags & GTK_TREE_MODEL_LIST_ONLY) == GTK_TREE_MODEL_LIST_ONLY)
8706 GTK_TREE_VIEW_SET_FLAG (tree_view, GTK_TREE_VIEW_IS_LIST);
8708 GTK_TREE_VIEW_UNSET_FLAG (tree_view, GTK_TREE_VIEW_IS_LIST);
8710 path = gtk_tree_path_new_first ();
8711 if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, path))
8713 tree_view->priv->tree = _gtk_rbtree_new ();
8714 gtk_tree_view_build_tree (tree_view, tree_view->priv->tree, &iter, 1, FALSE);
8716 gtk_tree_path_free (path);
8718 /* FIXME: do I need to do this? gtk_tree_view_create_buttons (tree_view); */
8719 install_presize_handler (tree_view);
8722 g_object_notify (G_OBJECT (tree_view), "model");
8724 if (GTK_WIDGET_REALIZED (tree_view))
8725 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
8729 * gtk_tree_view_get_selection:
8730 * @tree_view: A #GtkTreeView.
8732 * Gets the #GtkTreeSelection associated with @tree_view.
8734 * Return value: A #GtkTreeSelection object.
8737 gtk_tree_view_get_selection (GtkTreeView *tree_view)
8739 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
8741 return tree_view->priv->selection;
8745 * gtk_tree_view_get_hadjustment:
8746 * @tree_view: A #GtkTreeView
8748 * Gets the #GtkAdjustment currently being used for the horizontal aspect.
8750 * Return value: A #GtkAdjustment object, or %NULL if none is currently being
8754 gtk_tree_view_get_hadjustment (GtkTreeView *tree_view)
8756 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
8758 if (tree_view->priv->hadjustment == NULL)
8759 gtk_tree_view_set_hadjustment (tree_view, NULL);
8761 return tree_view->priv->hadjustment;
8765 * gtk_tree_view_set_hadjustment:
8766 * @tree_view: A #GtkTreeView
8767 * @adjustment: The #GtkAdjustment to set, or %NULL
8769 * Sets the #GtkAdjustment for the current horizontal aspect.
8772 gtk_tree_view_set_hadjustment (GtkTreeView *tree_view,
8773 GtkAdjustment *adjustment)
8775 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8777 gtk_tree_view_set_adjustments (tree_view,
8779 tree_view->priv->vadjustment);
8781 g_object_notify (G_OBJECT (tree_view), "hadjustment");
8785 * gtk_tree_view_get_vadjustment:
8786 * @tree_view: A #GtkTreeView
8788 * Gets the #GtkAdjustment currently being used for the vertical aspect.
8790 * Return value: A #GtkAdjustment object, or %NULL if none is currently being
8794 gtk_tree_view_get_vadjustment (GtkTreeView *tree_view)
8796 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
8798 if (tree_view->priv->vadjustment == NULL)
8799 gtk_tree_view_set_vadjustment (tree_view, NULL);
8801 return tree_view->priv->vadjustment;
8805 * gtk_tree_view_set_vadjustment:
8806 * @tree_view: A #GtkTreeView
8807 * @adjustment: The #GtkAdjustment to set, or %NULL
8809 * Sets the #GtkAdjustment for the current vertical aspect.
8812 gtk_tree_view_set_vadjustment (GtkTreeView *tree_view,
8813 GtkAdjustment *adjustment)
8815 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8817 gtk_tree_view_set_adjustments (tree_view,
8818 tree_view->priv->hadjustment,
8821 g_object_notify (G_OBJECT (tree_view), "vadjustment");
8824 /* Column and header operations */
8827 * gtk_tree_view_get_headers_visible:
8828 * @tree_view: A #GtkTreeView.
8830 * Returns %TRUE if the headers on the @tree_view are visible.
8832 * Return value: Whether the headers are visible or not.
8835 gtk_tree_view_get_headers_visible (GtkTreeView *tree_view)
8837 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
8839 return GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_HEADERS_VISIBLE);
8843 * gtk_tree_view_set_headers_visible:
8844 * @tree_view: A #GtkTreeView.
8845 * @headers_visible: %TRUE if the headers are visible
8847 * Sets the the visibility state of the headers.
8850 gtk_tree_view_set_headers_visible (GtkTreeView *tree_view,
8851 gboolean headers_visible)
8855 GtkTreeViewColumn *column;
8857 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8859 headers_visible = !! headers_visible;
8861 if (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_HEADERS_VISIBLE) == headers_visible)
8864 if (headers_visible)
8865 GTK_TREE_VIEW_SET_FLAG (tree_view, GTK_TREE_VIEW_HEADERS_VISIBLE);
8867 GTK_TREE_VIEW_UNSET_FLAG (tree_view, GTK_TREE_VIEW_HEADERS_VISIBLE);
8869 if (GTK_WIDGET_REALIZED (tree_view))
8871 gdk_window_get_position (tree_view->priv->bin_window, &x, &y);
8872 if (headers_visible)
8874 gdk_window_move_resize (tree_view->priv->bin_window, x, y + TREE_VIEW_HEADER_HEIGHT (tree_view), tree_view->priv->width, GTK_WIDGET (tree_view)->allocation.height - + TREE_VIEW_HEADER_HEIGHT (tree_view));
8876 if (GTK_WIDGET_MAPPED (tree_view))
8877 gtk_tree_view_map_buttons (tree_view);
8881 gdk_window_move_resize (tree_view->priv->bin_window, x, y, tree_view->priv->width, tree_view->priv->height);
8883 for (list = tree_view->priv->columns; list; list = list->next)
8885 column = list->data;
8886 gtk_widget_unmap (column->button);
8888 gdk_window_hide (tree_view->priv->header_window);
8892 tree_view->priv->vadjustment->page_size = GTK_WIDGET (tree_view)->allocation.height - TREE_VIEW_HEADER_HEIGHT (tree_view);
8893 tree_view->priv->vadjustment->page_increment = (GTK_WIDGET (tree_view)->allocation.height - TREE_VIEW_HEADER_HEIGHT (tree_view)) / 2;
8894 tree_view->priv->vadjustment->lower = 0;
8895 tree_view->priv->vadjustment->upper = tree_view->priv->height;
8896 gtk_adjustment_changed (tree_view->priv->vadjustment);
8898 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
8900 g_object_notify (G_OBJECT (tree_view), "headers_visible");
8904 * gtk_tree_view_columns_autosize:
8905 * @tree_view: A #GtkTreeView.
8907 * Resizes all columns to their optimal width. Only works after the
8908 * treeview has been realized.
8911 gtk_tree_view_columns_autosize (GtkTreeView *tree_view)
8913 gboolean dirty = FALSE;
8915 GtkTreeViewColumn *column;
8917 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8919 for (list = tree_view->priv->columns; list; list = list->next)
8921 column = list->data;
8922 if (column->column_type == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
8924 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
8929 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
8933 * gtk_tree_view_set_headers_clickable:
8934 * @tree_view: A #GtkTreeView.
8935 * @setting: %TRUE if the columns are clickable.
8937 * Allow the column title buttons to be clicked.
8940 gtk_tree_view_set_headers_clickable (GtkTreeView *tree_view,
8945 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8946 g_return_if_fail (tree_view->priv->model != NULL);
8948 for (list = tree_view->priv->columns; list; list = list->next)
8949 gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (list->data), setting);
8951 g_object_notify (G_OBJECT (tree_view), "headers_clickable");
8956 * gtk_tree_view_set_rules_hint
8957 * @tree_view: a #GtkTreeView
8958 * @setting: %TRUE if the tree requires reading across rows
8960 * This function tells GTK+ that the user interface for your
8961 * application requires users to read across tree rows and associate
8962 * cells with one another. By default, GTK+ will then render the tree
8963 * with alternating row colors. Do <emphasis>not</emphasis> use it
8964 * just because you prefer the appearance of the ruled tree; that's a
8965 * question for the theme. Some themes will draw tree rows in
8966 * alternating colors even when rules are turned off, and users who
8967 * prefer that appearance all the time can choose those themes. You
8968 * should call this function only as a <emphasis>semantic</emphasis>
8969 * hint to the theme engine that your tree makes alternating colors
8970 * useful from a functional standpoint (since it has lots of columns,
8975 gtk_tree_view_set_rules_hint (GtkTreeView *tree_view,
8978 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
8980 setting = setting != FALSE;
8982 if (tree_view->priv->has_rules != setting)
8984 tree_view->priv->has_rules = setting;
8985 gtk_widget_queue_draw (GTK_WIDGET (tree_view));
8988 g_object_notify (G_OBJECT (tree_view), "rules_hint");
8992 * gtk_tree_view_get_rules_hint
8993 * @tree_view: a #GtkTreeView
8995 * Gets the setting set by gtk_tree_view_set_rules_hint().
8997 * Return value: %TRUE if rules are useful for the user of this tree
9000 gtk_tree_view_get_rules_hint (GtkTreeView *tree_view)
9002 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
9004 return tree_view->priv->has_rules;
9007 /* Public Column functions
9011 * gtk_tree_view_append_column:
9012 * @tree_view: A #GtkTreeView.
9013 * @column: The #GtkTreeViewColumn to add.
9015 * Appends @column to the list of columns. If @tree_view has "fixed_height"
9016 * mode enbabled, then @column must have its "sizing" property set to be
9017 * GTK_TREE_VIEW_COLUMN_FIXED.
9019 * Return value: The number of columns in @tree_view after appending.
9022 gtk_tree_view_append_column (GtkTreeView *tree_view,
9023 GtkTreeViewColumn *column)
9025 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
9026 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
9027 g_return_val_if_fail (column->tree_view == NULL, -1);
9029 return gtk_tree_view_insert_column (tree_view, column, -1);
9034 * gtk_tree_view_remove_column:
9035 * @tree_view: A #GtkTreeView.
9036 * @column: The #GtkTreeViewColumn to remove.
9038 * Removes @column from @tree_view.
9040 * Return value: The number of columns in @tree_view after removing.
9043 gtk_tree_view_remove_column (GtkTreeView *tree_view,
9044 GtkTreeViewColumn *column)
9046 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
9047 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
9048 g_return_val_if_fail (column->tree_view == GTK_WIDGET (tree_view), -1);
9050 if (tree_view->priv->focus_column == column)
9051 tree_view->priv->focus_column = NULL;
9053 if (tree_view->priv->edited_column == column)
9055 gtk_tree_view_stop_editing (tree_view, TRUE);
9057 /* no need to, but just to be sure ... */
9058 tree_view->priv->edited_column = NULL;
9061 g_signal_handlers_disconnect_by_func (column,
9062 G_CALLBACK (column_sizing_notify),
9065 _gtk_tree_view_column_unset_tree_view (column);
9067 tree_view->priv->columns = g_list_remove (tree_view->priv->columns, column);
9068 tree_view->priv->n_columns--;
9070 if (GTK_WIDGET_REALIZED (tree_view))
9074 _gtk_tree_view_column_unrealize_button (column);
9075 for (list = tree_view->priv->columns; list; list = list->next)
9077 GtkTreeViewColumn *tmp_column;
9079 tmp_column = GTK_TREE_VIEW_COLUMN (list->data);
9080 if (tmp_column->visible)
9081 _gtk_tree_view_column_cell_set_dirty (tmp_column, TRUE);
9084 if (tree_view->priv->n_columns == 0 &&
9085 gtk_tree_view_get_headers_visible (tree_view))
9086 gdk_window_hide (tree_view->priv->header_window);
9088 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
9091 g_object_unref (column);
9092 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
9094 return tree_view->priv->n_columns;
9098 * gtk_tree_view_insert_column:
9099 * @tree_view: A #GtkTreeView.
9100 * @column: The #GtkTreeViewColumn to be inserted.
9101 * @position: The position to insert @column in.
9103 * This inserts the @column into the @tree_view at @position. If @position is
9104 * -1, then the column is inserted at the end. If @tree_view has
9105 * "fixed_height" mode enabled, then @column must have its "sizing" property
9106 * set to be GTK_TREE_VIEW_COLUMN_FIXED.
9108 * Return value: The number of columns in @tree_view after insertion.
9111 gtk_tree_view_insert_column (GtkTreeView *tree_view,
9112 GtkTreeViewColumn *column,
9115 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
9116 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), -1);
9117 g_return_val_if_fail (column->tree_view == NULL, -1);
9119 if (tree_view->priv->fixed_height_mode)
9120 g_return_val_if_fail (gtk_tree_view_column_get_sizing (column)
9121 == GTK_TREE_VIEW_COLUMN_FIXED, -1);
9123 g_object_ref (column);
9124 gtk_object_sink (GTK_OBJECT (column));
9126 if (tree_view->priv->n_columns == 0 &&
9127 GTK_WIDGET_REALIZED (tree_view) &&
9128 gtk_tree_view_get_headers_visible (tree_view))
9130 gdk_window_show (tree_view->priv->header_window);
9133 g_signal_connect (column, "notify::sizing",
9134 G_CALLBACK (column_sizing_notify), tree_view);
9136 tree_view->priv->columns = g_list_insert (tree_view->priv->columns,
9138 tree_view->priv->n_columns++;
9140 _gtk_tree_view_column_set_tree_view (column, tree_view);
9142 if (GTK_WIDGET_REALIZED (tree_view))
9146 _gtk_tree_view_column_realize_button (column);
9148 for (list = tree_view->priv->columns; list; list = list->next)
9150 column = GTK_TREE_VIEW_COLUMN (list->data);
9151 if (column->visible)
9152 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
9154 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
9157 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
9159 return tree_view->priv->n_columns;
9163 * gtk_tree_view_insert_column_with_attributes:
9164 * @tree_view: A #GtkTreeView
9165 * @position: The position to insert the new column in.
9166 * @title: The title to set the header to.
9167 * @cell: The #GtkCellRenderer.
9168 * @Varargs: A %NULL-terminated list of attributes.
9170 * Creates a new #GtkTreeViewColumn and inserts it into the @tree_view at
9171 * @position. If @position is -1, then the newly created column is inserted at
9172 * the end. The column is initialized with the attributes given. If @tree_view
9173 * has "fixed_height" mode enabled, then @column must have its sizing
9174 * property set to be GTK_TREE_VIEW_COLUMN_FIXED.
9176 * Return value: The number of columns in @tree_view after insertion.
9179 gtk_tree_view_insert_column_with_attributes (GtkTreeView *tree_view,
9182 GtkCellRenderer *cell,
9185 GtkTreeViewColumn *column;
9190 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
9192 column = gtk_tree_view_column_new ();
9194 gtk_tree_view_column_set_title (column, title);
9195 gtk_tree_view_column_pack_start (column, cell, TRUE);
9197 va_start (args, cell);
9199 attribute = va_arg (args, gchar *);
9201 while (attribute != NULL)
9203 column_id = va_arg (args, gint);
9204 gtk_tree_view_column_add_attribute (column, cell, attribute, column_id);
9205 attribute = va_arg (args, gchar *);
9210 gtk_tree_view_insert_column (tree_view, column, position);
9212 return tree_view->priv->n_columns;
9216 * gtk_tree_view_insert_column_with_data_func:
9217 * @tree_view: a #GtkTreeView
9218 * @position: Position to insert, -1 for append
9219 * @title: column title
9220 * @cell: cell renderer for column
9221 * @func: function to set attributes of cell renderer
9222 * @data: data for @func
9223 * @dnotify: destroy notifier for @data
9225 * Convenience function that inserts a new column into the #GtkTreeView
9226 * with the given cell renderer and a #GtkCellDataFunc to set cell renderer
9227 * attributes (normally using data from the model). See also
9228 * gtk_tree_view_column_set_cell_data_func(), gtk_tree_view_column_pack_start().
9229 * If @tree_view has "fixed_height" mode enabled, then @column must have its
9230 * "sizing" property set to be GTK_TREE_VIEW_COLUMN_FIXED.
9232 * Return value: number of columns in the tree view post-insert
9235 gtk_tree_view_insert_column_with_data_func (GtkTreeView *tree_view,
9238 GtkCellRenderer *cell,
9239 GtkTreeCellDataFunc func,
9241 GDestroyNotify dnotify)
9243 GtkTreeViewColumn *column;
9245 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), -1);
9247 column = gtk_tree_view_column_new ();
9249 gtk_tree_view_column_set_title (column, title);
9250 gtk_tree_view_column_pack_start (column, cell, TRUE);
9251 gtk_tree_view_column_set_cell_data_func (column, cell, func, data, dnotify);
9253 gtk_tree_view_insert_column (tree_view, column, position);
9255 return tree_view->priv->n_columns;
9259 * gtk_tree_view_get_column:
9260 * @tree_view: A #GtkTreeView.
9261 * @n: The position of the column, counting from 0.
9263 * Gets the #GtkTreeViewColumn at the given position in the #tree_view.
9265 * Return value: The #GtkTreeViewColumn, or %NULL if the position is outside the
9269 gtk_tree_view_get_column (GtkTreeView *tree_view,
9272 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
9274 if (n < 0 || n >= tree_view->priv->n_columns)
9277 if (tree_view->priv->columns == NULL)
9280 return GTK_TREE_VIEW_COLUMN (g_list_nth (tree_view->priv->columns, n)->data);
9284 * gtk_tree_view_get_columns:
9285 * @tree_view: A #GtkTreeView
9287 * Returns a #GList of all the #GtkTreeViewColumn s currently in @tree_view.
9288 * The returned list must be freed with g_list_free ().
9290 * Return value: A list of #GtkTreeViewColumn s
9293 gtk_tree_view_get_columns (GtkTreeView *tree_view)
9295 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
9297 return g_list_copy (tree_view->priv->columns);
9301 * gtk_tree_view_move_column_after:
9302 * @tree_view: A #GtkTreeView
9303 * @column: The #GtkTreeViewColumn to be moved.
9304 * @base_column: The #GtkTreeViewColumn to be moved relative to, or %NULL.
9306 * Moves @column to be after to @base_column. If @base_column is %NULL, then
9307 * @column is placed in the first position.
9310 gtk_tree_view_move_column_after (GtkTreeView *tree_view,
9311 GtkTreeViewColumn *column,
9312 GtkTreeViewColumn *base_column)
9314 GList *column_list_el, *base_el = NULL;
9316 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
9318 column_list_el = g_list_find (tree_view->priv->columns, column);
9319 g_return_if_fail (column_list_el != NULL);
9323 base_el = g_list_find (tree_view->priv->columns, base_column);
9324 g_return_if_fail (base_el != NULL);
9327 if (column_list_el->prev == base_el)
9330 tree_view->priv->columns = g_list_remove_link (tree_view->priv->columns, column_list_el);
9331 if (base_el == NULL)
9333 column_list_el->prev = NULL;
9334 column_list_el->next = tree_view->priv->columns;
9335 if (column_list_el->next)
9336 column_list_el->next->prev = column_list_el;
9337 tree_view->priv->columns = column_list_el;
9341 column_list_el->prev = base_el;
9342 column_list_el->next = base_el->next;
9343 if (column_list_el->next)
9344 column_list_el->next->prev = column_list_el;
9345 base_el->next = column_list_el;
9348 if (GTK_WIDGET_REALIZED (tree_view))
9350 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
9351 gtk_tree_view_size_allocate_columns (GTK_WIDGET (tree_view));
9354 g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0);
9358 * gtk_tree_view_set_expander_column:
9359 * @tree_view: A #GtkTreeView
9360 * @column: %NULL, or the column to draw the expander arrow at.
9362 * Sets the column to draw the expander arrow at. It must be in @tree_view. If
9363 * @column is %NULL, then the expander arrow is always at the first visible
9367 gtk_tree_view_set_expander_column (GtkTreeView *tree_view,
9368 GtkTreeViewColumn *column)
9370 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
9372 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (column));
9374 if (tree_view->priv->expander_column != column)
9380 /* Confirm that column is in tree_view */
9381 for (list = tree_view->priv->columns; list; list = list->next)
9382 if (list->data == column)
9384 g_return_if_fail (list != NULL);
9387 tree_view->priv->expander_column = column;
9388 g_object_notify (G_OBJECT (tree_view), "expander_column");
9393 * gtk_tree_view_get_expander_column:
9394 * @tree_view: A #GtkTreeView
9396 * Returns the column that is the current expander column. This
9397 * column has the expander arrow drawn next to it.
9399 * Return value: The expander column.
9402 gtk_tree_view_get_expander_column (GtkTreeView *tree_view)
9406 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
9408 for (list = tree_view->priv->columns; list; list = list->next)
9409 if (gtk_tree_view_is_expander_column (tree_view, GTK_TREE_VIEW_COLUMN (list->data)))
9410 return (GtkTreeViewColumn *) list->data;
9416 * gtk_tree_view_set_column_drag_function:
9417 * @tree_view: A #GtkTreeView.
9418 * @func: A function to determine which columns are reorderable, or %NULL.
9419 * @user_data: User data to be passed to @func, or %NULL
9420 * @destroy: Destroy notifier for @user_data, or %NULL
9422 * Sets a user function for determining where a column may be dropped when
9423 * dragged. This function is called on every column pair in turn at the
9424 * beginning of a column drag to determine where a drop can take place. The
9425 * arguments passed to @func are: the @tree_view, the #GtkTreeViewColumn being
9426 * dragged, the two #GtkTreeViewColumn s determining the drop spot, and
9427 * @user_data. If either of the #GtkTreeViewColumn arguments for the drop spot
9428 * are %NULL, then they indicate an edge. If @func is set to be %NULL, then
9429 * @tree_view reverts to the default behavior of allowing all columns to be
9430 * dropped everywhere.
9433 gtk_tree_view_set_column_drag_function (GtkTreeView *tree_view,
9434 GtkTreeViewColumnDropFunc func,
9436 GtkDestroyNotify destroy)
9438 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
9440 if (tree_view->priv->column_drop_func_data_destroy)
9441 (* tree_view->priv->column_drop_func_data_destroy) (tree_view->priv->column_drop_func_data);
9443 tree_view->priv->column_drop_func = func;
9444 tree_view->priv->column_drop_func_data = user_data;
9445 tree_view->priv->column_drop_func_data_destroy = destroy;
9449 * gtk_tree_view_scroll_to_point:
9450 * @tree_view: a #GtkTreeView
9451 * @tree_x: X coordinate of new top-left pixel of visible area, or -1
9452 * @tree_y: Y coordinate of new top-left pixel of visible area, or -1
9454 * Scrolls the tree view such that the top-left corner of the visible
9455 * area is @tree_x, @tree_y, where @tree_x and @tree_y are specified
9456 * in tree window coordinates. The @tree_view must be realized before
9457 * this function is called. If it isn't, you probably want to be
9458 * using gtk_tree_view_scroll_to_cell().
9460 * If either @tree_x or @tree_y are -1, then that direction isn't scrolled.
9463 gtk_tree_view_scroll_to_point (GtkTreeView *tree_view,
9467 GtkAdjustment *hadj;
9468 GtkAdjustment *vadj;
9470 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
9471 g_return_if_fail (GTK_WIDGET_REALIZED (tree_view));
9473 hadj = tree_view->priv->hadjustment;
9474 vadj = tree_view->priv->vadjustment;
9477 gtk_adjustment_set_value (hadj, CLAMP (tree_x, hadj->lower, hadj->upper - hadj->page_size));
9479 gtk_adjustment_set_value (vadj, CLAMP (tree_y, vadj->lower, vadj->upper - vadj->page_size));
9483 * gtk_tree_view_scroll_to_cell
9484 * @tree_view: A #GtkTreeView.
9485 * @path: The path of the row to move to, or %NULL.
9486 * @column: The #GtkTreeViewColumn to move horizontally to, or %NULL.
9487 * @use_align: whether to use alignment arguments, or %FALSE.
9488 * @row_align: The vertical alignment of the row specified by @path.
9489 * @col_align: The horizontal alignment of the column specified by @column.
9491 * Moves the alignments of @tree_view to the position specified by @column and
9492 * @path. If @column is %NULL, then no horizontal scrolling occurs. Likewise,
9493 * if @path is %NULL no vertical scrolling occurs. At a minimum, one of @column
9494 * or @path need to be non-%NULL. @row_align determines where the row is
9495 * placed, and @col_align determines where @column is placed. Both are expected
9496 * to be between 0.0 and 1.0. 0.0 means left/top alignment, 1.0 means
9497 * right/bottom alignment, 0.5 means center.
9499 * If @use_align is %FALSE, then the alignment arguments are ignored, and the
9500 * tree does the minimum amount of work to scroll the cell onto the screen.
9501 * This means that the cell will be scrolled to the edge closest to its current
9502 * position. If the cell is currently visible on the screen, nothing is done.
9504 * This function only works if the model is set, and @path is a valid row on the
9505 * model. If the model changes before the @tree_view is realized, the centered
9506 * path will be modified to reflect this change.
9509 gtk_tree_view_scroll_to_cell (GtkTreeView *tree_view,
9511 GtkTreeViewColumn *column,
9516 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
9517 g_return_if_fail (tree_view->priv->model != NULL);
9518 g_return_if_fail (tree_view->priv->tree != NULL);
9519 g_return_if_fail (row_align >= 0.0 && row_align <= 1.0);
9520 g_return_if_fail (col_align >= 0.0 && col_align <= 1.0);
9521 g_return_if_fail (path != NULL || column != NULL);
9524 g_print ("gtk_tree_view_scroll_to_cell:\npath: %s\ncolumn: %s\nuse_align: %d\nrow_align: %f\ncol_align: %f\n",
9525 gtk_tree_path_to_string (path), column?"non-null":"null", use_align, row_align, col_align);
9527 row_align = CLAMP (row_align, 0.0, 1.0);
9528 col_align = CLAMP (col_align, 0.0, 1.0);
9531 /* Note: Despite the benefits that come from having one code path for the
9532 * scrolling code, we short-circuit validate_visible_area's immplementation as
9533 * it is much slower than just going to the point.
9535 if (! GTK_WIDGET_REALIZED (tree_view) ||
9536 GTK_RBNODE_FLAG_SET (tree_view->priv->tree->root, GTK_RBNODE_DESCENDANTS_INVALID))
9538 if (tree_view->priv->scroll_to_path)
9539 gtk_tree_row_reference_free (tree_view->priv->scroll_to_path);
9541 tree_view->priv->scroll_to_path = NULL;
9542 tree_view->priv->scroll_to_column = NULL;
9545 tree_view->priv->scroll_to_path = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
9547 tree_view->priv->scroll_to_column = column;
9548 tree_view->priv->scroll_to_use_align = use_align;
9549 tree_view->priv->scroll_to_row_align = row_align;
9550 tree_view->priv->scroll_to_col_align = col_align;
9552 install_presize_handler (tree_view);
9556 GdkRectangle cell_rect;
9557 GdkRectangle vis_rect;
9558 gint dest_x, dest_y;
9560 gtk_tree_view_get_cell_area (tree_view, path, column, &cell_rect);
9561 gtk_tree_view_widget_to_tree_coords (tree_view, cell_rect.x, cell_rect.y, &(cell_rect.x), &(cell_rect.y));
9562 gtk_tree_view_get_visible_rect (tree_view, &vis_rect);
9564 dest_x = vis_rect.x;
9565 dest_y = vis_rect.y;
9571 dest_x = cell_rect.x - ((vis_rect.width - cell_rect.width) * col_align);
9575 if (cell_rect.x < vis_rect.x)
9576 dest_x = cell_rect.x;
9577 if (cell_rect.x + cell_rect.width > vis_rect.x + vis_rect.width)
9578 dest_x = cell_rect.x + cell_rect.width - vis_rect.width;
9586 dest_y = cell_rect.y - ((vis_rect.height - cell_rect.height) * row_align);
9587 dest_y = MAX (dest_y, 0);
9591 if (cell_rect.y < vis_rect.y)
9592 dest_y = cell_rect.y;
9593 if (cell_rect.y + cell_rect.height > vis_rect.y + vis_rect.height)
9594 dest_y = cell_rect.y + cell_rect.height - vis_rect.height;
9598 gtk_tree_view_scroll_to_point (tree_view, dest_x, dest_y);
9603 * gtk_tree_view_row_activated:
9604 * @tree_view: A #GtkTreeView
9605 * @path: The #GtkTreePath to be activated.
9606 * @column: The #GtkTreeViewColumn to be activated.
9608 * Activates the cell determined by @path and @column.
9611 gtk_tree_view_row_activated (GtkTreeView *tree_view,
9613 GtkTreeViewColumn *column)
9615 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
9617 g_signal_emit (tree_view, tree_view_signals[ROW_ACTIVATED], 0, path, column);
9622 gtk_tree_view_expand_all_emission_helper (GtkRBTree *tree,
9626 GtkTreeView *tree_view = data;
9628 if ((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT &&
9634 path = _gtk_tree_view_find_path (tree_view, tree, node);
9635 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
9637 g_signal_emit (tree_view, tree_view_signals[ROW_EXPANDED], 0, &iter, path);
9639 gtk_tree_path_free (path);
9643 _gtk_rbtree_traverse (node->children,
9644 node->children->root,
9646 gtk_tree_view_expand_all_emission_helper,
9651 gtk_tree_view_expand_all_helper (GtkRBTree *tree,
9655 GtkTreeView *tree_view = data;
9658 _gtk_rbtree_traverse (node->children,
9659 node->children->root,
9661 gtk_tree_view_expand_all_helper,
9663 else if ((node->flags & GTK_RBNODE_IS_PARENT) == GTK_RBNODE_IS_PARENT && node->children == NULL)
9669 node->children = _gtk_rbtree_new ();
9670 node->children->parent_tree = tree;
9671 node->children->parent_node = node;
9672 path = _gtk_tree_view_find_path (tree_view, tree, node);
9673 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
9674 gtk_tree_model_iter_children (tree_view->priv->model, &child, &iter);
9675 gtk_tree_view_build_tree (tree_view,
9678 gtk_tree_path_get_depth (path) + 1,
9681 g_signal_emit (tree_view, tree_view_signals[ROW_EXPANDED], 0, &iter, path);
9682 _gtk_rbtree_traverse (node->children,
9683 node->children->root,
9685 gtk_tree_view_expand_all_emission_helper,
9687 gtk_tree_path_free (path);
9692 * gtk_tree_view_expand_all:
9693 * @tree_view: A #GtkTreeView.
9695 * Recursively expands all nodes in the @tree_view.
9698 gtk_tree_view_expand_all (GtkTreeView *tree_view)
9700 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
9702 if (tree_view->priv->tree == NULL)
9705 _gtk_rbtree_traverse (tree_view->priv->tree,
9706 tree_view->priv->tree->root,
9708 gtk_tree_view_expand_all_helper,
9712 /* Timeout to animate the expander during expands and collapses */
9714 expand_collapse_timeout (gpointer data)
9718 GDK_THREADS_ENTER ();
9720 retval = do_expand_collapse (data);
9722 GDK_THREADS_LEAVE ();
9728 do_expand_collapse (GtkTreeView *tree_view)
9738 node = tree_view->priv->expanded_collapsed_node;
9739 tree = tree_view->priv->expanded_collapsed_tree;
9741 if (node->children == NULL)
9746 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SEMI_COLLAPSED))
9748 GTK_RBNODE_UNSET_FLAG (node, GTK_RBNODE_IS_SEMI_COLLAPSED);
9749 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_SEMI_EXPANDED);
9754 else if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SEMI_EXPANDED))
9756 GTK_RBNODE_UNSET_FLAG (node, GTK_RBNODE_IS_SEMI_EXPANDED);
9763 if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SEMI_EXPANDED))
9765 GTK_RBNODE_UNSET_FLAG (node, GTK_RBNODE_IS_SEMI_EXPANDED);
9766 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_SEMI_COLLAPSED);
9770 else if (GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_SEMI_COLLAPSED))
9772 GTK_RBNODE_UNSET_FLAG (node, GTK_RBNODE_IS_SEMI_COLLAPSED);
9781 gtk_tree_view_queue_draw_arrow (tree_view, tree, node, NULL);
9790 * gtk_tree_view_collapse_all:
9791 * @tree_view: A #GtkTreeView.
9793 * Recursively collapses all visible, expanded nodes in @tree_view.
9796 gtk_tree_view_collapse_all (GtkTreeView *tree_view)
9803 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
9805 if (tree_view->priv->tree == NULL)
9808 path = gtk_tree_path_new ();
9809 gtk_tree_path_down (path);
9810 indices = gtk_tree_path_get_indices (path);
9812 tree = tree_view->priv->tree;
9814 while (node && node->left != tree->nil)
9820 gtk_tree_view_real_collapse_row (tree_view, path, tree, node, FALSE);
9822 node = _gtk_rbtree_next (tree, node);
9825 gtk_tree_path_free (path);
9829 * gtk_tree_view_expand_to_path:
9830 * @tree_view: A #GtkTreeView.
9831 * @path: path to a row.
9833 * Expands the row at @path. This will also expand all parent rows of
9834 * @path as necessary.
9839 gtk_tree_view_expand_to_path (GtkTreeView *tree_view,
9846 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
9847 g_return_if_fail (path != NULL);
9849 depth = gtk_tree_path_get_depth (path);
9850 indices = gtk_tree_path_get_indices (path);
9852 tmp = gtk_tree_path_new ();
9853 g_return_if_fail (tmp != NULL);
9855 for (i = 0; i < depth; i++)
9857 gtk_tree_path_append_index (tmp, indices[i]);
9858 gtk_tree_view_expand_row (tree_view, tmp, FALSE);
9861 gtk_tree_path_free (tmp);
9864 /* FIXME the bool return values for expand_row and collapse_row are
9865 * not analagous; they should be TRUE if the row had children and
9866 * was not already in the requested state.
9871 gtk_tree_view_real_expand_row (GtkTreeView *tree_view,
9882 if (node->children && !open_all)
9885 if (! GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT))
9888 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
9889 if (! gtk_tree_model_iter_has_child (tree_view->priv->model, &iter))
9893 if (node->children && open_all)
9895 gboolean retval = FALSE;
9896 GtkTreePath *tmp_path = gtk_tree_path_copy (path);
9898 gtk_tree_path_append_index (tmp_path, 0);
9899 tree = node->children;
9901 while (node->left != tree->nil)
9903 /* try to expand the children */
9907 t = gtk_tree_view_real_expand_row (tree_view, tmp_path, tree, node,
9912 gtk_tree_path_next (tmp_path);
9913 node = _gtk_rbtree_next (tree, node);
9915 while (node != NULL);
9917 gtk_tree_path_free (tmp_path);
9922 g_signal_emit (tree_view, tree_view_signals[TEST_EXPAND_ROW], 0, &iter, path, &expand);
9927 node->children = _gtk_rbtree_new ();
9928 node->children->parent_tree = tree;
9929 node->children->parent_node = node;
9931 gtk_tree_model_iter_children (tree_view->priv->model, &temp, &iter);
9933 gtk_tree_view_build_tree (tree_view,
9936 gtk_tree_path_get_depth (path) + 1,
9939 if (tree_view->priv->expand_collapse_timeout)
9941 g_source_remove (tree_view->priv->expand_collapse_timeout);
9942 tree_view->priv->expand_collapse_timeout = 0;
9945 if (tree_view->priv->expanded_collapsed_node != NULL)
9947 GTK_RBNODE_UNSET_FLAG (tree_view->priv->expanded_collapsed_node, GTK_RBNODE_IS_SEMI_EXPANDED);
9948 GTK_RBNODE_UNSET_FLAG (tree_view->priv->expanded_collapsed_node, GTK_RBNODE_IS_SEMI_COLLAPSED);
9950 tree_view->priv->expanded_collapsed_node = NULL;
9955 tree_view->priv->expand_collapse_timeout = g_timeout_add (50, expand_collapse_timeout, tree_view);
9956 tree_view->priv->expanded_collapsed_node = node;
9957 tree_view->priv->expanded_collapsed_tree = tree;
9959 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_SEMI_COLLAPSED);
9962 install_presize_handler (tree_view);
9964 g_signal_emit (tree_view, tree_view_signals[ROW_EXPANDED], 0, &iter, path);
9970 * gtk_tree_view_expand_row:
9971 * @tree_view: a #GtkTreeView
9972 * @path: path to a row
9973 * @open_all: whether to recursively expand, or just expand immediate children
9975 * Opens the row so its children are visible.
9977 * Return value: %TRUE if the row existed and had children
9980 gtk_tree_view_expand_row (GtkTreeView *tree_view,
9987 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
9988 g_return_val_if_fail (tree_view->priv->model != NULL, FALSE);
9989 g_return_val_if_fail (path != NULL, FALSE);
9991 if (_gtk_tree_view_find_node (tree_view,
9998 return gtk_tree_view_real_expand_row (tree_view, path, tree, node, open_all, FALSE);
10004 gtk_tree_view_real_collapse_row (GtkTreeView *tree_view,
10011 GtkTreeIter children;
10015 GdkDisplay *display;
10016 GdkWindow *child, *parent;
10018 if (node->children == NULL)
10021 gtk_tree_model_get_iter (tree_view->priv->model, &iter, path);
10023 g_signal_emit (tree_view, tree_view_signals[TEST_COLLAPSE_ROW], 0, &iter, path, &collapse);
10028 /* if the prelighted node is a child of us, we want to unprelight it. We have
10029 * a chance to prelight the correct node below */
10031 if (tree_view->priv->prelight_tree)
10033 GtkRBTree *parent_tree;
10034 GtkRBNode *parent_node;
10036 parent_tree = tree_view->priv->prelight_tree->parent_tree;
10037 parent_node = tree_view->priv->prelight_tree->parent_node;
10038 while (parent_tree)
10040 if (parent_tree == tree && parent_node == node)
10042 ensure_unprelighted (tree_view);
10045 parent_node = parent_tree->parent_node;
10046 parent_tree = parent_tree->parent_tree;
10050 TREE_VIEW_INTERNAL_ASSERT (gtk_tree_model_iter_children (tree_view->priv->model, &children, &iter), FALSE);
10052 for (list = tree_view->priv->columns; list; list = list->next)
10054 GtkTreeViewColumn *column = list->data;
10056 if (column->visible == FALSE)
10058 if (gtk_tree_view_column_get_sizing (column) == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
10059 _gtk_tree_view_column_cell_set_dirty (column, TRUE);
10062 if (tree_view->priv->destroy_count_func)
10064 GtkTreePath *child_path;
10065 gint child_count = 0;
10066 child_path = gtk_tree_path_copy (path);
10067 gtk_tree_path_down (child_path);
10068 if (node->children)
10069 _gtk_rbtree_traverse (node->children, node->children->root, G_POST_ORDER, count_children_helper, &child_count);
10070 (* tree_view->priv->destroy_count_func) (tree_view, child_path, child_count, tree_view->priv->destroy_count_data);
10071 gtk_tree_path_free (child_path);
10074 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
10076 GtkTreePath *cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10078 if (gtk_tree_path_is_ancestor (path, cursor_path))
10080 gtk_tree_row_reference_free (tree_view->priv->cursor);
10081 tree_view->priv->cursor = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
10082 tree_view->priv->model,
10085 gtk_tree_path_free (cursor_path);
10088 if (gtk_tree_row_reference_valid (tree_view->priv->anchor))
10090 GtkTreePath *anchor_path = gtk_tree_row_reference_get_path (tree_view->priv->anchor);
10091 if (gtk_tree_path_is_ancestor (path, anchor_path))
10093 gtk_tree_row_reference_free (tree_view->priv->anchor);
10094 tree_view->priv->anchor = NULL;
10096 gtk_tree_path_free (anchor_path);
10099 if (gtk_tree_row_reference_valid (tree_view->priv->last_button_press))
10101 GtkTreePath *lsc = gtk_tree_row_reference_get_path (tree_view->priv->last_button_press);
10102 if (gtk_tree_path_is_ancestor (path, lsc))
10104 gtk_tree_row_reference_free (tree_view->priv->last_button_press);
10105 tree_view->priv->last_button_press = NULL;
10107 gtk_tree_path_free (lsc);
10110 if (gtk_tree_row_reference_valid (tree_view->priv->last_button_press_2))
10112 GtkTreePath *lsc = gtk_tree_row_reference_get_path (tree_view->priv->last_button_press_2);
10113 if (gtk_tree_path_is_ancestor (path, lsc))
10115 gtk_tree_row_reference_free (tree_view->priv->last_button_press_2);
10116 tree_view->priv->last_button_press_2 = NULL;
10118 gtk_tree_path_free (lsc);
10121 if (gtk_tree_view_unref_and_check_selection_tree (tree_view, node->children))
10123 _gtk_rbtree_remove (node->children);
10124 g_signal_emit_by_name (tree_view->priv->selection, "changed");
10127 _gtk_rbtree_remove (node->children);
10129 if (tree_view->priv->expand_collapse_timeout)
10131 g_source_remove (tree_view->priv->expand_collapse_timeout);
10132 tree_view->priv->expand_collapse_timeout = 0;
10135 if (tree_view->priv->expanded_collapsed_node != NULL)
10137 GTK_RBNODE_UNSET_FLAG (tree_view->priv->expanded_collapsed_node, GTK_RBNODE_IS_SEMI_EXPANDED);
10138 GTK_RBNODE_UNSET_FLAG (tree_view->priv->expanded_collapsed_node, GTK_RBNODE_IS_SEMI_COLLAPSED);
10140 tree_view->priv->expanded_collapsed_node = NULL;
10145 tree_view->priv->expand_collapse_timeout = g_timeout_add (50, expand_collapse_timeout, tree_view);
10146 tree_view->priv->expanded_collapsed_node = node;
10147 tree_view->priv->expanded_collapsed_tree = tree;
10149 GTK_RBNODE_SET_FLAG (node, GTK_RBNODE_IS_SEMI_EXPANDED);
10152 if (GTK_WIDGET_MAPPED (tree_view))
10154 gtk_widget_queue_resize (GTK_WIDGET (tree_view));
10157 g_signal_emit (tree_view, tree_view_signals[ROW_COLLAPSED], 0, &iter, path);
10159 if (GTK_WIDGET_MAPPED (tree_view))
10161 /* now that we've collapsed all rows, we want to try to set the prelight
10162 * again. To do this, we fake a motion event and send it to ourselves. */
10164 display = gdk_drawable_get_display (tree_view->priv->bin_window);
10165 child = tree_view->priv->bin_window;
10166 parent = gdk_window_get_parent (child);
10168 if (gdk_window_get_pointer (parent, &x, &y, NULL) == child)
10170 GdkEventMotion event;
10171 gint child_x, child_y;
10173 gdk_window_get_position (child, &child_x, &child_y);
10175 event.window = tree_view->priv->bin_window;
10176 event.x = x - child_x;
10177 event.y = y - child_y;
10179 /* despite the fact this isn't a real event, I'm almost positive it will
10180 * never trigger a drag event. maybe_drag is the only function that uses
10181 * more than just event.x and event.y. */
10182 gtk_tree_view_motion_bin_window (GTK_WIDGET (tree_view), &event);
10190 * gtk_tree_view_collapse_row:
10191 * @tree_view: a #GtkTreeView
10192 * @path: path to a row in the @tree_view
10194 * Collapses a row (hides its child rows, if they exist).
10196 * Return value: %TRUE if the row was collapsed.
10199 gtk_tree_view_collapse_row (GtkTreeView *tree_view,
10205 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
10206 g_return_val_if_fail (tree_view->priv->tree != NULL, FALSE);
10207 g_return_val_if_fail (path != NULL, FALSE);
10209 if (_gtk_tree_view_find_node (tree_view,
10215 if (tree == NULL || node->children == NULL)
10218 return gtk_tree_view_real_collapse_row (tree_view, path, tree, node, FALSE);
10222 gtk_tree_view_map_expanded_rows_helper (GtkTreeView *tree_view,
10225 GtkTreeViewMappingFunc func,
10226 gpointer user_data)
10230 if (tree == NULL || tree->root == NULL)
10235 while (node && node->left != tree->nil)
10240 if (node->children)
10242 (* func) (tree_view, path, user_data);
10243 gtk_tree_path_down (path);
10244 gtk_tree_view_map_expanded_rows_helper (tree_view, node->children, path, func, user_data);
10245 gtk_tree_path_up (path);
10247 gtk_tree_path_next (path);
10248 node = _gtk_rbtree_next (tree, node);
10253 * gtk_tree_view_map_expanded_rows:
10254 * @tree_view: A #GtkTreeView
10255 * @func: A function to be called
10256 * @data: User data to be passed to the function.
10258 * Calls @func on all expanded rows.
10261 gtk_tree_view_map_expanded_rows (GtkTreeView *tree_view,
10262 GtkTreeViewMappingFunc func,
10263 gpointer user_data)
10267 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
10268 g_return_if_fail (func != NULL);
10270 path = gtk_tree_path_new_first ();
10272 gtk_tree_view_map_expanded_rows_helper (tree_view,
10273 tree_view->priv->tree,
10274 path, func, user_data);
10276 gtk_tree_path_free (path);
10280 * gtk_tree_view_row_expanded:
10281 * @tree_view: A #GtkTreeView.
10282 * @path: A #GtkTreePath to test expansion state.
10284 * Returns %TRUE if the node pointed to by @path is expanded in @tree_view.
10286 * Return value: %TRUE if #path is expanded.
10289 gtk_tree_view_row_expanded (GtkTreeView *tree_view,
10295 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
10296 g_return_val_if_fail (path != NULL, FALSE);
10298 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
10303 return (node->children != NULL);
10306 static const GtkTargetEntry row_targets[] = {
10307 { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_WIDGET, 0 }
10312 * gtk_tree_view_get_reorderable:
10313 * @tree_view: a #GtkTreeView
10315 * Retrieves whether the user can reorder the tree via drag-and-drop. See
10316 * gtk_tree_view_set_reorderable().
10318 * Return value: %TRUE if the tree can be reordered.
10321 gtk_tree_view_get_reorderable (GtkTreeView *tree_view)
10323 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
10325 return tree_view->priv->reorderable;
10329 * gtk_tree_view_set_reorderable:
10330 * @tree_view: A #GtkTreeView.
10331 * @reorderable: %TRUE, if the tree can be reordered.
10333 * This function is a convenience function to allow you to reorder models that
10334 * support the #GtkDragSourceIface and the #GtkDragDestIface. Both
10335 * #GtkTreeStore and #GtkListStore support these. If @reorderable is %TRUE, then
10336 * the user can reorder the model by dragging and dropping rows. The
10337 * developer can listen to these changes by connecting to the model's
10340 * This function does not give you any degree of control over the order -- any
10341 * reorderering is allowed. If more control is needed, you should probably
10342 * handle drag and drop manually.
10345 gtk_tree_view_set_reorderable (GtkTreeView *tree_view,
10346 gboolean reorderable)
10348 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
10350 reorderable = reorderable != FALSE;
10352 if (tree_view->priv->reorderable == reorderable)
10357 gtk_tree_view_enable_model_drag_source (tree_view,
10360 G_N_ELEMENTS (row_targets),
10362 gtk_tree_view_enable_model_drag_dest (tree_view,
10364 G_N_ELEMENTS (row_targets),
10369 gtk_tree_view_unset_rows_drag_source (tree_view);
10370 gtk_tree_view_unset_rows_drag_dest (tree_view);
10373 tree_view->priv->reorderable = reorderable;
10375 g_object_notify (G_OBJECT (tree_view), "reorderable");
10379 gtk_tree_view_real_set_cursor (GtkTreeView *tree_view,
10381 gboolean clear_and_select,
10382 gboolean clamp_node)
10384 GtkRBTree *tree = NULL;
10385 GtkRBNode *node = NULL;
10387 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
10389 GtkTreePath *cursor_path;
10390 cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10391 gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
10392 gtk_tree_path_free (cursor_path);
10395 gtk_tree_row_reference_free (tree_view->priv->cursor);
10397 tree_view->priv->cursor = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view),
10398 tree_view->priv->model,
10400 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
10403 GtkRBTree *new_tree = NULL;
10404 GtkRBNode *new_node = NULL;
10406 if (clear_and_select && !tree_view->priv->ctrl_pressed)
10408 GtkTreeSelectMode mode = 0;
10410 if (tree_view->priv->ctrl_pressed)
10411 mode |= GTK_TREE_SELECT_MODE_TOGGLE;
10412 if (tree_view->priv->shift_pressed)
10413 mode |= GTK_TREE_SELECT_MODE_EXTEND;
10415 _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
10416 node, tree, path, mode,
10420 /* We have to re-find tree and node here again, somebody might have
10421 * cleared the node or the whole tree in the GtkTreeSelection::changed
10422 * callback. If the nodes differ we bail out here.
10424 _gtk_tree_view_find_node (tree_view, path, &new_tree, &new_node);
10426 if (tree != new_tree || node != new_node)
10431 gtk_tree_view_clamp_node_visible (tree_view, tree, node);
10432 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
10436 g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0);
10440 * gtk_tree_view_get_cursor:
10441 * @tree_view: A #GtkTreeView
10442 * @path: A pointer to be filled with the current cursor path, or %NULL
10443 * @focus_column: A pointer to be filled with the current focus column, or %NULL
10445 * Fills in @path and @focus_column with the current path and focus column. If
10446 * the cursor isn't currently set, then *@path will be %NULL. If no column
10447 * currently has focus, then *@focus_column will be %NULL.
10449 * The returned #GtkTreePath must be freed with gtk_tree_path_free() when
10450 * you are done with it.
10453 gtk_tree_view_get_cursor (GtkTreeView *tree_view,
10454 GtkTreePath **path,
10455 GtkTreeViewColumn **focus_column)
10457 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
10461 if (gtk_tree_row_reference_valid (tree_view->priv->cursor))
10462 *path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
10469 *focus_column = tree_view->priv->focus_column;
10474 * gtk_tree_view_set_cursor:
10475 * @tree_view: A #GtkTreeView
10476 * @path: A #GtkTreePath
10477 * @focus_column: A #GtkTreeViewColumn, or %NULL
10478 * @start_editing: %TRUE if the specified cell should start being edited.
10480 * Sets the current keyboard focus to be at @path, and selects it. This is
10481 * useful when you want to focus the user's attention on a particular row. If
10482 * @focus_column is not %NULL, then focus is given to the column specified by
10483 * it. Additionally, if @focus_column is specified, and @start_editing is
10484 * %TRUE, then editing should be started in the specified cell.
10485 * This function is often followed by @gtk_widget_grab_focus (@tree_view)
10486 * in order to give keyboard focus to the widget. Please note that editing
10487 * can only happen when the widget is realized.
10490 gtk_tree_view_set_cursor (GtkTreeView *tree_view,
10492 GtkTreeViewColumn *focus_column,
10493 gboolean start_editing)
10495 gtk_tree_view_set_cursor_on_cell (tree_view, path, focus_column,
10496 NULL, start_editing);
10500 * gtk_tree_view_set_cursor_on_cell:
10501 * @tree_view: A #GtkTreeView
10502 * @path: A #GtkTreePath
10503 * @focus_column: A #GtkTreeViewColumn, or %NULL
10504 * @focus_cell: A #GtkCellRenderer, or %NULL
10505 * @start_editing: %TRUE if the specified cell should start being edited.
10507 * Sets the current keyboard focus to be at @path, and selects it. This is
10508 * useful when you want to focus the user's attention on a particular row. If
10509 * @focus_column is not %NULL, then focus is given to the column specified by
10510 * it. If @focus_column and @focus_cell are not %NULL, and @focus_column
10511 * contains 2 or more editable or activatable cells, then focus is given to
10512 * the cell specified by @focus_cell. Additionally, if @focus_column is
10513 * specified, and @start_editing is %TRUE, then editing should be started in
10514 * the specified cell. This function is often followed by
10515 * @gtk_widget_grab_focus (@tree_view) in order to give keyboard focus to the
10516 * widget. Please note that editing can only happen when the widget is
10522 gtk_tree_view_set_cursor_on_cell (GtkTreeView *tree_view,
10524 GtkTreeViewColumn *focus_column,
10525 GtkCellRenderer *focus_cell,
10526 gboolean start_editing)
10528 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
10529 g_return_if_fail (path != NULL);
10531 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (focus_column));
10534 g_return_if_fail (focus_column);
10535 g_return_if_fail (GTK_IS_CELL_RENDERER (focus_cell));
10538 /* cancel the current editing, if it exists */
10539 if (tree_view->priv->edited_column &&
10540 tree_view->priv->edited_column->editable_widget)
10541 gtk_tree_view_stop_editing (tree_view, TRUE);
10543 gtk_tree_view_real_set_cursor (tree_view, path, TRUE, TRUE);
10545 if (focus_column && focus_column->visible)
10548 gboolean column_in_tree = FALSE;
10550 for (list = tree_view->priv->columns; list; list = list->next)
10551 if (list->data == focus_column)
10553 column_in_tree = TRUE;
10556 g_return_if_fail (column_in_tree);
10557 tree_view->priv->focus_column = focus_column;
10559 gtk_tree_view_column_focus_cell (focus_column, focus_cell);
10561 gtk_tree_view_start_editing (tree_view, path);
10566 * gtk_tree_view_get_bin_window:
10567 * @tree_view: A #GtkTreeView
10569 * Returns the window that @tree_view renders to. This is used primarily to
10570 * compare to <literal>event->window</literal> to confirm that the event on
10571 * @tree_view is on the right window.
10573 * Return value: A #GdkWindow, or %NULL when @tree_view hasn't been realized yet
10576 gtk_tree_view_get_bin_window (GtkTreeView *tree_view)
10578 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
10580 return tree_view->priv->bin_window;
10584 * gtk_tree_view_get_path_at_pos:
10585 * @tree_view: A #GtkTreeView.
10586 * @x: The x position to be identified.
10587 * @y: The y position to be identified.
10588 * @path: A pointer to a #GtkTreePath pointer to be filled in, or %NULL
10589 * @column: A pointer to a #GtkTreeViewColumn pointer to be filled in, or %NULL
10590 * @cell_x: A pointer where the X coordinate relative to the cell can be placed, or %NULL
10591 * @cell_y: A pointer where the Y coordinate relative to the cell can be placed, or %NULL
10593 * Finds the path at the point (@x, @y), relative to widget coordinates. That
10594 * is, @x and @y are relative to an events coordinates. @x and @y must come
10595 * from an event on the @tree_view only where event->window ==
10596 * gtk_tree_view_get_bin (). It is primarily for things like popup menus.
10597 * If @path is non-%NULL, then it will be filled with the #GtkTreePath at that
10598 * point. This path should be freed with gtk_tree_path_free(). If @column
10599 * is non-%NULL, then it will be filled with the column at that point.
10600 * @cell_x and @cell_y return the coordinates relative to the cell background
10601 * (i.e. the @background_area passed to gtk_cell_renderer_render()). This
10602 * function is only meaningful if @tree_view is realized.
10604 * Return value: %TRUE if a row exists at that coordinate.
10607 gtk_tree_view_get_path_at_pos (GtkTreeView *tree_view,
10610 GtkTreePath **path,
10611 GtkTreeViewColumn **column,
10619 g_return_val_if_fail (tree_view != NULL, FALSE);
10620 g_return_val_if_fail (tree_view->priv->bin_window != NULL, FALSE);
10627 if (tree_view->priv->tree == NULL)
10630 if (x > tree_view->priv->hadjustment->upper)
10633 if (x < 0 || y < 0)
10636 if (column || cell_x)
10638 GtkTreeViewColumn *tmp_column;
10639 GtkTreeViewColumn *last_column = NULL;
10641 gint remaining_x = x;
10642 gboolean found = FALSE;
10644 for (list = tree_view->priv->columns; list; list = list->next)
10646 tmp_column = list->data;
10648 if (tmp_column->visible == FALSE)
10651 last_column = tmp_column;
10652 if (remaining_x <= tmp_column->width)
10657 *column = tmp_column;
10660 *cell_x = remaining_x;
10664 remaining_x -= tmp_column->width;
10667 /* If found is FALSE and there is a last_column, then it the remainder
10668 * space is in that area
10675 *column = last_column;
10678 *cell_x = last_column->width + remaining_x;
10687 y_offset = _gtk_rbtree_find_offset (tree_view->priv->tree,
10688 TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, y),
10695 *cell_y = y_offset;
10698 *path = _gtk_tree_view_find_path (tree_view, tree, node);
10705 * gtk_tree_view_get_cell_area:
10706 * @tree_view: a #GtkTreeView
10707 * @path: a #GtkTreePath for the row, or %NULL to get only horizontal coordinates
10708 * @column: a #GtkTreeViewColumn for the column, or %NULL to get only vertical coordiantes
10709 * @rect: rectangle to fill with cell rect
10711 * Fills the bounding rectangle in tree window coordinates for the cell at the
10712 * row specified by @path and the column specified by @column. If @path is
10713 * %NULL, or points to a path not currently displayed, the @y and @height fields
10714 * of the rectangle will be filled with 0. If @column is %NULL, the @x and @width
10715 * fields will be filled with 0. The sum of all cell rects does not cover the
10716 * entire tree; there are extra pixels in between rows, for example. The
10717 * returned rectangle is equivalent to the @cell_area passed to
10718 * gtk_cell_renderer_render(). This function is only valid if #tree_view is
10722 gtk_tree_view_get_cell_area (GtkTreeView *tree_view,
10724 GtkTreeViewColumn *column,
10725 GdkRectangle *rect)
10727 GtkRBTree *tree = NULL;
10728 GtkRBNode *node = NULL;
10729 gint vertical_separator;
10730 gint horizontal_separator;
10732 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
10733 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
10734 g_return_if_fail (rect != NULL);
10735 g_return_if_fail (!column || column->tree_view == (GtkWidget *) tree_view);
10736 g_return_if_fail (GTK_WIDGET_REALIZED (tree_view));
10738 gtk_widget_style_get (GTK_WIDGET (tree_view),
10739 "vertical_separator", &vertical_separator,
10740 "horizontal_separator", &horizontal_separator,
10750 rect->x = column->button->allocation.x + horizontal_separator/2;
10751 rect->width = column->button->allocation.width - horizontal_separator;
10756 gboolean ret = _gtk_tree_view_find_node (tree_view, path, &tree, &node);
10758 /* Get vertical coords */
10759 if ((!ret && tree == NULL) || ret)
10762 rect->y = CELL_FIRST_PIXEL (tree_view, tree, node, vertical_separator);
10763 rect->height = MAX (CELL_HEIGHT (node, vertical_separator), tree_view->priv->expander_size - vertical_separator);
10765 if (gtk_tree_view_is_expander_column (tree_view, column) &&
10766 TREE_VIEW_DRAW_EXPANDERS (tree_view))
10768 gint depth = gtk_tree_path_get_depth (path) - 1;
10770 rect->x += depth * tree_view->priv->expander_size;
10771 rect->width -= depth * tree_view->priv->expander_size;
10772 rect->width = MAX (rect->width, 0);
10778 * gtk_tree_view_get_background_area:
10779 * @tree_view: a #GtkTreeView
10780 * @path: a #GtkTreePath for the row, or %NULL to get only horizontal coordinates
10781 * @column: a #GtkTreeViewColumn for the column, or %NULL to get only vertical coordiantes
10782 * @rect: rectangle to fill with cell background rect
10784 * Fills the bounding rectangle in tree window coordinates for the cell at the
10785 * row specified by @path and the column specified by @column. If @path is
10786 * %NULL, or points to a node not found in the tree, the @y and @height fields of
10787 * the rectangle will be filled with 0. If @column is %NULL, the @x and @width
10788 * fields will be filled with 0. The returned rectangle is equivalent to the
10789 * @background_area passed to gtk_cell_renderer_render(). These background
10790 * areas tile to cover the entire tree window (except for the area used for
10791 * header buttons). Contrast with the @cell_area, returned by
10792 * gtk_tree_view_get_cell_area(), which returns only the cell itself, excluding
10793 * surrounding borders and the tree expander area.
10797 gtk_tree_view_get_background_area (GtkTreeView *tree_view,
10799 GtkTreeViewColumn *column,
10800 GdkRectangle *rect)
10802 GtkRBTree *tree = NULL;
10803 GtkRBNode *node = NULL;
10805 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
10806 g_return_if_fail (column == NULL || GTK_IS_TREE_VIEW_COLUMN (column));
10807 g_return_if_fail (rect != NULL);
10816 /* Get vertical coords */
10818 if (!_gtk_tree_view_find_node (tree_view, path, &tree, &node) &&
10822 rect->y = BACKGROUND_FIRST_PIXEL (tree_view, tree, node);
10824 rect->height = MAX (BACKGROUND_HEIGHT (node), tree_view->priv->expander_size);
10831 gtk_tree_view_get_background_xrange (tree_view, tree, column, &rect->x, &x2);
10832 rect->width = x2 - rect->x;
10837 * gtk_tree_view_get_visible_rect:
10838 * @tree_view: a #GtkTreeView
10839 * @visible_rect: rectangle to fill
10841 * Fills @visible_rect with the currently-visible region of the
10842 * buffer, in tree coordinates. Convert to widget coordinates with
10843 * gtk_tree_view_tree_to_widget_coords(). Tree coordinates start at
10844 * 0,0 for row 0 of the tree, and cover the entire scrollable area of
10848 gtk_tree_view_get_visible_rect (GtkTreeView *tree_view,
10849 GdkRectangle *visible_rect)
10853 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
10855 widget = GTK_WIDGET (tree_view);
10859 visible_rect->x = tree_view->priv->hadjustment->value;
10860 visible_rect->y = tree_view->priv->vadjustment->value;
10861 visible_rect->width = widget->allocation.width;
10862 visible_rect->height = widget->allocation.height - TREE_VIEW_HEADER_HEIGHT (tree_view);
10867 * gtk_tree_view_widget_to_tree_coords:
10868 * @tree_view: a #GtkTreeView
10869 * @wx: widget X coordinate
10870 * @wy: widget Y coordinate
10871 * @tx: return location for tree X coordinate
10872 * @ty: return location for tree Y coordinate
10874 * Converts widget coordinates to coordinates for the
10875 * tree window (the full scrollable area of the tree).
10879 gtk_tree_view_widget_to_tree_coords (GtkTreeView *tree_view,
10885 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
10888 *tx = wx + tree_view->priv->hadjustment->value;
10890 *ty = wy + tree_view->priv->dy;
10894 * gtk_tree_view_tree_to_widget_coords:
10895 * @tree_view: a #GtkTreeView
10896 * @tx: tree X coordinate
10897 * @ty: tree Y coordinate
10898 * @wx: return location for widget X coordinate
10899 * @wy: return location for widget Y coordinate
10901 * Converts tree coordinates (coordinates in full scrollable area of the tree)
10902 * to widget coordinates.
10906 gtk_tree_view_tree_to_widget_coords (GtkTreeView *tree_view,
10912 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
10915 *wx = tx - tree_view->priv->hadjustment->value;
10917 *wy = ty - tree_view->priv->dy;
10921 unset_reorderable (GtkTreeView *tree_view)
10923 if (tree_view->priv->reorderable)
10925 tree_view->priv->reorderable = FALSE;
10926 g_object_notify (G_OBJECT (tree_view), "reorderable");
10931 * gtk_tree_view_enable_model_drag_source:
10932 * @tree_view: a #GtkTreeView
10933 * @start_button_mask: Mask of allowed buttons to start drag
10934 * @targets: the table of targets that the drag will support
10935 * @n_targets: the number of items in @targets
10936 * @actions: the bitmask of possible actions for a drag from this
10939 * Turns @tree_view into a drag source for automatic DND.
10942 gtk_tree_view_enable_model_drag_source (GtkTreeView *tree_view,
10943 GdkModifierType start_button_mask,
10944 const GtkTargetEntry *targets,
10946 GdkDragAction actions)
10948 TreeViewDragInfo *di;
10950 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
10952 gtk_drag_source_set (GTK_WIDGET (tree_view),
10958 di = ensure_info (tree_view);
10959 clear_source_info (di);
10961 di->start_button_mask = start_button_mask;
10962 di->source_target_list = gtk_target_list_new (targets, n_targets);
10963 di->source_actions = actions;
10965 di->source_set = TRUE;
10967 unset_reorderable (tree_view);
10971 * gtk_tree_view_enable_model_drag_dest:
10972 * @tree_view: a #GtkTreeView
10973 * @targets: the table of targets that the drag will support
10974 * @n_targets: the number of items in @targets
10975 * @actions: the bitmask of possible actions for a drag from this
10978 * Turns @tree_view into a drop destination for automatic DND.
10981 gtk_tree_view_enable_model_drag_dest (GtkTreeView *tree_view,
10982 const GtkTargetEntry *targets,
10984 GdkDragAction actions)
10986 TreeViewDragInfo *di;
10988 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
10990 gtk_drag_dest_set (GTK_WIDGET (tree_view),
10996 di = ensure_info (tree_view);
10997 clear_dest_info (di);
11000 di->dest_target_list = gtk_target_list_new (targets, n_targets);
11002 di->dest_set = TRUE;
11004 unset_reorderable (tree_view);
11008 * gtk_tree_view_unset_rows_drag_source:
11009 * @tree_view: a #GtkTreeView
11011 * Undoes the effect of gtk_tree_view_enable_model_drag_source().
11014 gtk_tree_view_unset_rows_drag_source (GtkTreeView *tree_view)
11016 TreeViewDragInfo *di;
11018 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11020 di = get_info (tree_view);
11024 if (di->source_set)
11026 gtk_drag_source_unset (GTK_WIDGET (tree_view));
11027 clear_source_info (di);
11028 di->source_set = FALSE;
11031 if (!di->dest_set && !di->source_set)
11032 remove_info (tree_view);
11035 unset_reorderable (tree_view);
11039 * gtk_tree_view_unset_rows_drag_dest:
11040 * @tree_view: a #GtkTreeView
11042 * Undoes the effect of gtk_tree_view_enable_model_drag_dest().
11045 gtk_tree_view_unset_rows_drag_dest (GtkTreeView *tree_view)
11047 TreeViewDragInfo *di;
11049 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11051 di = get_info (tree_view);
11057 gtk_drag_dest_unset (GTK_WIDGET (tree_view));
11058 clear_dest_info (di);
11059 di->dest_set = FALSE;
11062 if (!di->dest_set && !di->source_set)
11063 remove_info (tree_view);
11066 unset_reorderable (tree_view);
11070 * gtk_tree_view_set_drag_dest_row:
11071 * @tree_view: a #GtkTreeView
11072 * @path: The path of the row to highlight, or %NULL.
11073 * @pos: Specifies whether to drop before, after or into the row
11075 * Sets the row that is highlighted for feedback.
11078 gtk_tree_view_set_drag_dest_row (GtkTreeView *tree_view,
11080 GtkTreeViewDropPosition pos)
11082 GtkTreePath *current_dest;
11084 /* Note; this function is exported to allow a custom DND
11085 * implementation, so it can't touch TreeViewDragInfo
11088 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11090 current_dest = NULL;
11092 if (tree_view->priv->drag_dest_row)
11094 current_dest = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
11095 gtk_tree_row_reference_free (tree_view->priv->drag_dest_row);
11098 /* special case a drop on an empty model */
11099 tree_view->priv->empty_view_drop = 0;
11101 if (pos == GTK_TREE_VIEW_DROP_BEFORE && path
11102 && gtk_tree_path_get_depth (path) == 1
11103 && gtk_tree_path_get_indices (path)[0] == 0)
11107 n_children = gtk_tree_model_iter_n_children (tree_view->priv->model,
11111 tree_view->priv->empty_view_drop = 1;
11114 tree_view->priv->drag_dest_pos = pos;
11118 tree_view->priv->drag_dest_row =
11119 gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path);
11120 gtk_tree_view_queue_draw_path (tree_view, path, NULL);
11123 tree_view->priv->drag_dest_row = NULL;
11127 GtkRBTree *tree, *new_tree;
11128 GtkRBNode *node, *new_node;
11130 _gtk_tree_view_find_node (tree_view, current_dest, &tree, &node);
11131 _gtk_tree_view_queue_draw_node (tree_view, tree, node, NULL);
11135 _gtk_rbtree_next_full (tree, node, &new_tree, &new_node);
11136 if (new_tree && new_node)
11137 _gtk_tree_view_queue_draw_node (tree_view, new_tree, new_node, NULL);
11139 _gtk_rbtree_prev_full (tree, node, &new_tree, &new_node);
11140 if (new_tree && new_node)
11141 _gtk_tree_view_queue_draw_node (tree_view, new_tree, new_node, NULL);
11143 gtk_tree_path_free (current_dest);
11148 * gtk_tree_view_get_drag_dest_row:
11149 * @tree_view: a #GtkTreeView
11150 * @path: Return location for the path of the highlighted row, or %NULL.
11151 * @pos: Return location for the drop position, or %NULL
11153 * Gets information about the row that is highlighted for feedback.
11156 gtk_tree_view_get_drag_dest_row (GtkTreeView *tree_view,
11157 GtkTreePath **path,
11158 GtkTreeViewDropPosition *pos)
11160 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11164 if (tree_view->priv->drag_dest_row)
11165 *path = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row);
11168 if (tree_view->priv->empty_view_drop)
11169 *path = gtk_tree_path_new_from_indices (0, -1);
11176 *pos = tree_view->priv->drag_dest_pos;
11180 * gtk_tree_view_get_dest_row_at_pos:
11181 * @tree_view: a #GtkTreeView
11182 * @drag_x: the position to determine the destination row for
11183 * @drag_y: the position to determine the destination row for
11184 * @path: Return location for the path of the highlighted row, or %NULL.
11185 * @pos: Return location for the drop position, or %NULL
11187 * Determines the destination row for a given position.
11189 * Return value: whether there is a row at the given postiion,
11192 gtk_tree_view_get_dest_row_at_pos (GtkTreeView *tree_view,
11195 GtkTreePath **path,
11196 GtkTreeViewDropPosition *pos)
11199 gdouble offset_into_row;
11202 GtkTreeViewColumn *column = NULL;
11203 GtkTreePath *tmp_path = NULL;
11205 /* Note; this function is exported to allow a custom DND
11206 * implementation, so it can't touch TreeViewDragInfo
11209 g_return_val_if_fail (tree_view != NULL, FALSE);
11210 g_return_val_if_fail (drag_x >= 0, FALSE);
11211 g_return_val_if_fail (drag_y >= 0, FALSE);
11212 g_return_val_if_fail (tree_view->priv->bin_window != NULL, FALSE);
11218 if (tree_view->priv->tree == NULL)
11221 /* If in the top third of a row, we drop before that row; if
11222 * in the bottom third, drop after that row; if in the middle,
11223 * and the row has children, drop into the row.
11226 if (!gtk_tree_view_get_path_at_pos (tree_view,
11228 drag_y - TREE_VIEW_HEADER_HEIGHT (tree_view),
11235 gtk_tree_view_get_background_area (tree_view, tmp_path, column,
11238 offset_into_row = cell_y;
11243 gtk_tree_path_free (tmp_path);
11247 third = cell.height / 3.0;
11251 if (offset_into_row < third)
11253 *pos = GTK_TREE_VIEW_DROP_BEFORE;
11255 else if (offset_into_row < (cell.height / 2.0))
11257 *pos = GTK_TREE_VIEW_DROP_INTO_OR_BEFORE;
11259 else if (offset_into_row < third * 2.0)
11261 *pos = GTK_TREE_VIEW_DROP_INTO_OR_AFTER;
11265 *pos = GTK_TREE_VIEW_DROP_AFTER;
11274 /* KEEP IN SYNC WITH GTK_TREE_VIEW_BIN_EXPOSE */
11276 * gtk_tree_view_create_row_drag_icon:
11277 * @tree_view: a #GtkTreeView
11278 * @path: a #GtkTreePath in @tree_view
11280 * Creates a #GdkPixmap representation of the row at @path. This image is used
11283 * Return value: a newly-allocated pixmap of the drag icon.
11286 gtk_tree_view_create_row_drag_icon (GtkTreeView *tree_view,
11294 GdkRectangle background_area;
11295 GdkRectangle expose_area;
11298 /* start drawing inside the black outline */
11300 GdkDrawable *drawable;
11301 gint bin_window_width;
11303 widget = GTK_WIDGET (tree_view);
11305 depth = gtk_tree_path_get_depth (path);
11307 _gtk_tree_view_find_node (tree_view,
11315 if (!gtk_tree_model_get_iter (tree_view->priv->model,
11322 background_area.y = y;
11323 background_area.height = MAX (BACKGROUND_HEIGHT (node), tree_view->priv->expander_size);
11325 gdk_drawable_get_size (tree_view->priv->bin_window,
11326 &bin_window_width, NULL);
11328 drawable = gdk_pixmap_new (tree_view->priv->bin_window,
11329 bin_window_width + 2,
11330 background_area.height + 2,
11335 expose_area.width = bin_window_width + 2;
11336 expose_area.height = background_area.height + 2;
11338 gdk_draw_rectangle (drawable,
11339 widget->style->base_gc [GTK_WIDGET_STATE (widget)],
11342 bin_window_width + 2,
11343 background_area.height + 2);
11345 for (list = tree_view->priv->columns; list; list = list->next)
11347 GtkTreeViewColumn *column = list->data;
11348 GdkRectangle cell_area;
11349 gint vertical_separator;
11351 if (!column->visible)
11354 gtk_tree_view_column_cell_set_cell_data (column, tree_view->priv->model, &iter,
11355 GTK_RBNODE_FLAG_SET (node, GTK_RBNODE_IS_PARENT),
11356 node->children?TRUE:FALSE);
11358 background_area.x = cell_offset;
11359 background_area.width = column->width;
11361 cell_area = background_area;
11363 gtk_widget_style_get (widget, "vertical_separator", &vertical_separator, NULL);
11364 cell_area.y += vertical_separator / 2;
11365 cell_area.height -= vertical_separator;
11367 if (gtk_tree_view_is_expander_column (tree_view, column) &&
11368 TREE_VIEW_DRAW_EXPANDERS(tree_view))
11370 cell_area.x += depth * tree_view->priv->expander_size;
11371 cell_area.width -= depth * tree_view->priv->expander_size;
11374 if (gtk_tree_view_column_cell_is_visible (column))
11375 _gtk_tree_view_column_cell_render (column,
11381 cell_offset += column->width;
11384 gdk_draw_rectangle (drawable,
11385 widget->style->black_gc,
11388 bin_window_width + 1,
11389 background_area.height + 1);
11396 * gtk_tree_view_set_destroy_count_func:
11397 * @tree_view: A #GtkTreeView
11398 * @func: Function to be called when a view row is destroyed, or %NULL
11399 * @data: User data to be passed to @func, or %NULL
11400 * @destroy: Destroy notifier for @data, or %NULL
11402 * This function should almost never be used. It is meant for private use by
11403 * ATK for determining the number of visible children that are removed when the
11404 * user collapses a row, or a row is deleted.
11407 gtk_tree_view_set_destroy_count_func (GtkTreeView *tree_view,
11408 GtkTreeDestroyCountFunc func,
11410 GtkDestroyNotify destroy)
11412 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11414 if (tree_view->priv->destroy_count_destroy)
11415 (* tree_view->priv->destroy_count_destroy) (tree_view->priv->destroy_count_data);
11417 tree_view->priv->destroy_count_func = func;
11418 tree_view->priv->destroy_count_data = data;
11419 tree_view->priv->destroy_count_destroy = destroy;
11424 * Interactive search
11428 * gtk_tree_view_set_enable_search:
11429 * @tree_view: A #GtkTreeView
11430 * @enable_search: %TRUE, if the user can search interactively
11432 * If @enable_search is set, then the user can type in text to search through
11433 * the tree interactively.
11436 gtk_tree_view_set_enable_search (GtkTreeView *tree_view,
11437 gboolean enable_search)
11439 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11441 enable_search = !!enable_search;
11443 if (tree_view->priv->enable_search != enable_search)
11445 tree_view->priv->enable_search = enable_search;
11446 g_object_notify (G_OBJECT (tree_view), "enable_search");
11451 * gtk_tree_view_get_enable_search:
11452 * @tree_view: A #GtkTreeView
11454 * Returns whether or not the tree allows interactive searching.
11456 * Return value: whether or not to let the user search interactively
11459 gtk_tree_view_get_enable_search (GtkTreeView *tree_view)
11461 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11463 return tree_view->priv->enable_search;
11468 * gtk_tree_view_get_search_column:
11469 * @tree_view: A #GtkTreeView
11471 * Gets the column searched on by the interactive search code.
11473 * Return value: the column the interactive search code searches in.
11476 gtk_tree_view_get_search_column (GtkTreeView *tree_view)
11478 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), 0);
11480 return (tree_view->priv->search_column);
11484 * gtk_tree_view_set_search_column:
11485 * @tree_view: A #GtkTreeView
11486 * @column: the column of the model to search in
11488 * Sets @column as the column where the interactive search code should
11489 * search in. Additionally, turns on interactive searching. Note that
11490 * @column refers to a column of the model.
11493 gtk_tree_view_set_search_column (GtkTreeView *tree_view,
11496 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11497 g_return_if_fail (column >= 0);
11499 if (tree_view->priv->search_column == column)
11502 tree_view->priv->search_column = column;
11503 g_object_notify (G_OBJECT (tree_view), "search_column");
11507 * gtk_tree_view_get_search_equal_func:
11508 * @tree_view: A #GtkTreeView
11510 * Returns the compare function currently in use.
11512 * Return value: the currently used compare function for the search code.
11515 GtkTreeViewSearchEqualFunc
11516 gtk_tree_view_get_search_equal_func (GtkTreeView *tree_view)
11518 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), NULL);
11520 return tree_view->priv->search_equal_func;
11524 * gtk_tree_view_set_search_equal_func:
11525 * @tree_view: A #GtkTreeView
11526 * @search_equal_func: the compare function to use during the search
11527 * @search_user_data: user data to pass to @search_equal_func, or %NULL
11528 * @search_destroy: Destroy notifier for @search_user_data, or %NULL
11530 * Sets the compare function for the interactive search capabilities.
11533 gtk_tree_view_set_search_equal_func (GtkTreeView *tree_view,
11534 GtkTreeViewSearchEqualFunc search_equal_func,
11535 gpointer search_user_data,
11536 GtkDestroyNotify search_destroy)
11538 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11539 g_return_if_fail (search_equal_func !=NULL);
11541 if (tree_view->priv->search_destroy)
11542 (* tree_view->priv->search_destroy) (tree_view->priv->search_user_data);
11544 tree_view->priv->search_equal_func = search_equal_func;
11545 tree_view->priv->search_user_data = search_user_data;
11546 tree_view->priv->search_destroy = search_destroy;
11547 if (tree_view->priv->search_equal_func == NULL)
11548 tree_view->priv->search_equal_func = gtk_tree_view_search_equal_func;
11552 gtk_tree_view_search_dialog_destroy (GtkWidget *search_dialog,
11553 GtkTreeView *tree_view)
11557 gint *selected_iter;
11559 list = gtk_container_get_children (GTK_CONTAINER (search_dialog));
11560 entry = (GtkEntry *)list->data;
11561 g_list_free (list);
11563 if (tree_view->priv->disable_popdown)
11568 /* send focus-in event */
11569 send_focus_change (GTK_WIDGET (entry), FALSE);
11572 /* remove data from tree_view */
11573 g_object_set_data (G_OBJECT (tree_view), GTK_TREE_VIEW_SEARCH_DIALOG_KEY,
11576 selected_iter = g_object_get_data (G_OBJECT (search_dialog),
11577 "gtk-tree-view-selected-iter");
11579 g_free (selected_iter);
11580 g_object_set_data (G_OBJECT (search_dialog), "gtk-tree-view-selected-iter",
11583 gtk_widget_destroy (search_dialog);
11587 gtk_tree_view_search_position_func (GtkTreeView *tree_view,
11588 GtkWidget *search_dialog)
11591 gint tree_x, tree_y;
11592 gint tree_width, tree_height;
11593 GdkWindow *tree_window = GTK_WIDGET (tree_view)->window;
11594 GdkScreen *screen = gdk_drawable_get_screen (tree_window);
11595 GtkRequisition requisition;
11597 gtk_widget_realize (search_dialog);
11599 gdk_window_get_origin (tree_window, &tree_x, &tree_y);
11600 gdk_drawable_get_size (tree_window,
11603 gtk_widget_size_request (search_dialog, &requisition);
11605 if (tree_x + tree_width - requisition.width > gdk_screen_get_width (screen))
11606 x = gdk_screen_get_width (screen) - requisition.width;
11607 else if (tree_x + tree_width - requisition.width < 0)
11610 x = tree_x + tree_width - requisition.width;
11612 if (tree_y + tree_height > gdk_screen_get_height (screen))
11613 y = gdk_screen_get_height (screen) - requisition.height;
11614 else if (tree_y + tree_height < 0) /* isn't really possible ... */
11617 y = tree_y + tree_height;
11619 gtk_window_move (GTK_WINDOW (search_dialog), x, y);
11623 gtk_tree_view_search_disable_popdown (GtkEntry *entry,
11627 GtkTreeView *tree_view = (GtkTreeView *)data;
11629 tree_view->priv->disable_popdown = 1;
11630 g_signal_connect (menu, "hide",
11631 G_CALLBACK (gtk_tree_view_search_enable_popdown), data);
11635 gtk_tree_view_real_search_enable_popdown (gpointer data)
11637 GtkTreeView *tree_view = (GtkTreeView *)data;
11639 GDK_THREADS_ENTER ();
11641 tree_view->priv->disable_popdown = 0;
11643 GDK_THREADS_LEAVE ();
11649 gtk_tree_view_search_enable_popdown (GtkWidget *widget,
11652 g_timeout_add (200, gtk_tree_view_real_search_enable_popdown, data);
11656 gtk_tree_view_search_delete_event (GtkWidget *widget,
11657 GdkEventAny *event,
11658 GtkTreeView *tree_view)
11660 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
11662 gtk_tree_view_search_dialog_destroy (widget, tree_view);
11668 gtk_tree_view_search_button_press_event (GtkWidget *widget,
11669 GdkEventButton *event,
11670 GtkTreeView *tree_view)
11672 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
11674 gtk_tree_view_search_dialog_destroy (widget, tree_view);
11680 gtk_tree_view_search_key_press_event (GtkWidget *widget,
11681 GdkEventKey *event,
11682 GtkTreeView *tree_view)
11684 g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
11685 g_return_val_if_fail (GTK_IS_TREE_VIEW (tree_view), FALSE);
11688 if (event->keyval == GDK_Escape ||
11689 event->keyval == GDK_Return ||
11690 event->keyval == GDK_Tab)
11692 gtk_tree_view_search_dialog_destroy (widget, tree_view);
11696 /* select previous matching iter */
11697 if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up)
11699 gtk_tree_view_search_move (widget, tree_view, TRUE);
11703 /* select next matching iter */
11704 if (event->keyval == GDK_Down || event->keyval == GDK_KP_Down)
11706 gtk_tree_view_search_move (widget, tree_view, FALSE);
11714 gtk_tree_view_search_move (GtkWidget *window,
11715 GtkTreeView *tree_view,
11719 gint *selected_iter;
11724 GtkTreeModel *model;
11725 GtkTreeSelection *selection;
11727 text = g_object_get_data (G_OBJECT (window), "gtk-tree-view-text");
11728 selected_iter = g_object_get_data (G_OBJECT (window), "gtk-tree-view-selected-iter");
11730 g_return_if_fail (text != NULL);
11732 if (!selected_iter || (up && *selected_iter == 1))
11735 len = strlen (text);
11740 model = gtk_tree_view_get_model (tree_view);
11741 selection = gtk_tree_view_get_selection (tree_view);
11744 gtk_tree_selection_unselect_all (selection);
11745 gtk_tree_model_get_iter_first (model, &iter);
11747 ret = gtk_tree_view_search_iter (model, selection, &iter, text,
11748 &count, up?((*selected_iter) - 1):((*selected_iter + 1)));
11753 *selected_iter += up?(-1):(1);
11757 /* return to old iter */
11759 gtk_tree_model_get_iter_first (model, &iter);
11760 gtk_tree_view_search_iter (model, selection,
11762 &count, *selected_iter);
11767 gtk_tree_view_search_equal_func (GtkTreeModel *model,
11771 gpointer search_data)
11773 gboolean retval = TRUE;
11774 gchar *normalized_string;
11775 gchar *normalized_key;
11776 gchar *case_normalized_string = NULL;
11777 gchar *case_normalized_key = NULL;
11778 GValue value = {0,};
11779 GValue transformed = {0,};
11782 gtk_tree_model_get_value (model, iter, column, &value);
11784 g_value_init (&transformed, G_TYPE_STRING);
11786 if (!g_value_transform (&value, &transformed))
11788 g_value_unset (&value);
11792 g_value_unset (&value);
11794 normalized_string = g_utf8_normalize (g_value_get_string (&transformed), -1, G_NORMALIZE_ALL);
11795 normalized_key = g_utf8_normalize (key, -1, G_NORMALIZE_ALL);
11797 if (normalized_string && normalized_key)
11799 case_normalized_string = g_utf8_casefold (normalized_string, -1);
11800 case_normalized_key = g_utf8_casefold (normalized_key, -1);
11802 key_len = strlen (case_normalized_key);
11804 if (strstr (case_normalized_string, case_normalized_key))
11810 g_value_unset (&transformed);
11811 g_free (normalized_key);
11812 g_free (normalized_string);
11813 g_free (case_normalized_key);
11814 g_free (case_normalized_string);
11820 gtk_tree_view_search_iter (GtkTreeModel *model,
11821 GtkTreeSelection *selection,
11827 GtkRBTree *tree = NULL;
11828 GtkRBNode *node = NULL;
11831 GtkTreeView *tree_view = gtk_tree_selection_get_tree_view (selection);
11833 path = gtk_tree_model_get_path (model, iter);
11834 _gtk_tree_view_find_node (tree_view, path, &tree, &node);
11838 if (! tree_view->priv->search_equal_func (model, tree_view->priv->search_column, text, iter, tree_view->priv->search_user_data))
11843 gtk_tree_view_scroll_to_cell (tree_view, path, NULL,
11845 gtk_tree_selection_select_iter (selection, iter);
11846 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
11849 gtk_tree_path_free (path);
11855 if (node->children)
11857 gboolean has_child;
11860 tree = node->children;
11863 while (node->left != tree->nil)
11867 has_child = gtk_tree_model_iter_children (model, iter, &tmp);
11868 gtk_tree_path_down (path);
11871 TREE_VIEW_INTERNAL_ASSERT (has_child, FALSE);
11875 gboolean done = FALSE;
11879 node = _gtk_rbtree_next (tree, node);
11885 has_next = gtk_tree_model_iter_next (model, iter);
11888 gtk_tree_path_next (path);
11891 TREE_VIEW_INTERNAL_ASSERT (has_next, FALSE);
11895 gboolean has_parent;
11896 GtkTreeIter tmp_iter = *iter;
11898 node = tree->parent_node;
11899 tree = tree->parent_tree;
11904 gtk_tree_path_free (path);
11906 /* we've run out of tree, done with this func */
11910 has_parent = gtk_tree_model_iter_parent (model,
11913 gtk_tree_path_up (path);
11916 TREE_VIEW_INTERNAL_ASSERT (has_parent, FALSE);
11928 gtk_tree_view_search_init (GtkWidget *entry,
11929 GtkTreeView *tree_view)
11932 gint *selected_iter;
11938 GtkTreeModel *model;
11939 GtkTreeSelection *selection;
11941 g_return_if_fail (GTK_IS_ENTRY (entry));
11942 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
11944 window = gtk_widget_get_parent (entry);
11945 text = gtk_entry_get_text (GTK_ENTRY (entry));
11946 len = strlen (text);
11947 model = gtk_tree_view_get_model (tree_view);
11948 selection = gtk_tree_view_get_selection (tree_view);
11951 gtk_tree_selection_unselect_all (selection);
11952 selected_iter = g_object_get_data (G_OBJECT (window), "gtk-tree-view-selected-iter");
11954 g_free (selected_iter);
11955 g_object_set_data (G_OBJECT (window), "gtk-tree-view-selected-iter", NULL);
11960 gtk_tree_model_get_iter_first (model, &iter);
11962 ret = gtk_tree_view_search_iter (model, selection,
11968 selected_iter = g_malloc (sizeof (int));
11969 *selected_iter = 1;
11970 g_object_set_data (G_OBJECT (window), "gtk-tree-view-selected-iter",
11976 gtk_tree_view_remove_widget (GtkCellEditable *cell_editable,
11977 GtkTreeView *tree_view)
11979 if (tree_view->priv->edited_column == NULL)
11982 _gtk_tree_view_column_stop_editing (tree_view->priv->edited_column);
11983 tree_view->priv->edited_column = NULL;
11985 if (GTK_WIDGET_HAS_FOCUS (cell_editable))
11986 gtk_widget_grab_focus (GTK_WIDGET (tree_view));
11988 gtk_container_remove (GTK_CONTAINER (tree_view),
11989 GTK_WIDGET (cell_editable));
11993 gtk_tree_view_start_editing (GtkTreeView *tree_view,
11994 GtkTreePath *cursor_path)
11997 GdkRectangle background_area;
11998 GdkRectangle cell_area;
11999 GtkCellEditable *editable_widget = NULL;
12000 gchar *path_string;
12001 guint flags = 0; /* can be 0, as the flags are primarily for rendering */
12002 gint retval = FALSE;
12003 GtkRBTree *cursor_tree;
12004 GtkRBNode *cursor_node;
12006 g_assert (tree_view->priv->focus_column);
12008 if (! GTK_WIDGET_REALIZED (tree_view))
12011 if (_gtk_tree_view_find_node (tree_view, cursor_path, &cursor_tree, &cursor_node) ||
12012 cursor_node == NULL)
12015 path_string = gtk_tree_path_to_string (cursor_path);
12016 gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path);
12018 validate_row (tree_view, cursor_tree, cursor_node, &iter, cursor_path);
12020 gtk_tree_view_column_cell_set_cell_data (tree_view->priv->focus_column,
12021 tree_view->priv->model,
12023 GTK_RBNODE_FLAG_SET (cursor_node, GTK_RBNODE_IS_PARENT),
12024 cursor_node->children?TRUE:FALSE);
12025 gtk_tree_view_get_background_area (tree_view,
12027 tree_view->priv->focus_column,
12029 gtk_tree_view_get_cell_area (tree_view,
12031 tree_view->priv->focus_column,
12034 if (gtk_tree_view_is_expander_column (tree_view, tree_view->priv->focus_column) && TREE_VIEW_DRAW_EXPANDERS (tree_view))
12036 cell_area.x += tree_view->priv->expander_size;
12037 cell_area.width -= tree_view->priv->expander_size;
12040 if (_gtk_tree_view_column_cell_event (tree_view->priv->focus_column,
12049 if (editable_widget != NULL)
12053 GtkCellRenderer *cell;
12056 cell = _gtk_tree_view_column_get_edited_cell (tree_view->priv->focus_column);
12057 _gtk_tree_view_column_get_neighbor_sizes (tree_view->priv->focus_column, cell, &left, &right);
12060 area.width -= right + left;
12062 gtk_tree_view_real_start_editing (tree_view,
12063 tree_view->priv->focus_column,
12072 g_free (path_string);
12077 gtk_tree_view_real_start_editing (GtkTreeView *tree_view,
12078 GtkTreeViewColumn *column,
12080 GtkCellEditable *cell_editable,
12081 GdkRectangle *cell_area,
12085 gint pre_val = tree_view->priv->vadjustment->value;
12087 tree_view->priv->edited_column = column;
12088 _gtk_tree_view_column_start_editing (column, GTK_CELL_EDITABLE (cell_editable));
12090 gtk_tree_view_real_set_cursor (tree_view, path, FALSE, TRUE);
12092 cell_area->y += pre_val - tree_view->priv->vadjustment->value;
12094 GTK_TREE_VIEW_SET_FLAG (tree_view, GTK_TREE_VIEW_DRAW_KEYFOCUS);
12095 gtk_tree_view_put (tree_view,
12096 GTK_WIDGET (cell_editable),
12097 cell_area->x, cell_area->y, cell_area->width, cell_area->height);
12098 gtk_cell_editable_start_editing (GTK_CELL_EDITABLE (cell_editable),
12099 (GdkEvent *)event);
12100 gtk_widget_grab_focus (GTK_WIDGET (cell_editable));
12101 g_signal_connect (cell_editable, "remove_widget",
12102 G_CALLBACK (gtk_tree_view_remove_widget), tree_view);
12106 gtk_tree_view_stop_editing (GtkTreeView *tree_view,
12107 gboolean cancel_editing)
12109 GtkTreeViewColumn *column;
12111 if (tree_view->priv->edited_column == NULL)
12115 * This is very evil. We need to do this, because
12116 * gtk_cell_editable_editing_done may trigger gtk_tree_view_row_changed
12117 * later on. If gtk_tree_view_row_changed notices
12118 * tree_view->priv->edited_column != NULL, it'll call
12119 * gtk_tree_view_stop_editing again. Bad things will happen then.
12121 * Please read that again if you intend to modify anything here.
12124 column = tree_view->priv->edited_column;
12125 tree_view->priv->edited_column = NULL;
12127 if (! cancel_editing)
12128 gtk_cell_editable_editing_done (column->editable_widget);
12130 tree_view->priv->edited_column = column;
12132 gtk_cell_editable_remove_widget (column->editable_widget);