2 * Copyright (C) 2002, 2003 Kristian Rietveld <kris@gtk.org>
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.
21 #include "gtkcombobox.h"
24 #include "gtkbindings.h"
25 #include "gtkcelllayout.h"
26 #include "gtkcellrenderertext.h"
27 #include "gtkcellview.h"
28 #include "gtkeventbox.h"
31 #include "gtkliststore.h"
34 #include "gtkscrolledwindow.h"
35 #include "gtkseparatormenuitem.h"
36 #include "gtktearoffmenuitem.h"
37 #include "gtktogglebutton.h"
38 #include "gtktreeselection.h"
39 #include "gtkvseparator.h"
40 #include "gtkwindow.h"
41 #include "gtkprivate.h"
43 #include <gdk/gdkkeysyms.h>
45 #include <gobject/gvaluecollector.h>
50 #include "gtkmarshalers.h"
53 #include "gtktreeprivate.h"
56 /* WELCOME, to THE house of evil code */
58 typedef struct _ComboCellInfo ComboCellInfo;
61 GtkCellRenderer *cell;
64 GtkCellLayoutDataFunc func;
66 GDestroyNotify destroy;
72 #define GTK_COMBO_BOX_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GTK_TYPE_COMBO_BOX, GtkComboBoxPrivate))
74 struct _GtkComboBoxPrivate
83 GtkTreeRowReference *active_row;
86 GtkTreeViewColumn *column;
89 GtkWidget *cell_view_frame;
96 GtkWidget *popup_widget;
97 GtkWidget *popup_window;
98 GtkWidget *popup_frame;
99 GtkWidget *scrolled_window;
107 guint resize_idle_id;
113 guint popup_in_progress : 1;
114 guint popup_shown : 1;
115 guint add_tearoffs : 1;
117 guint is_cell_renderer : 1;
118 guint editing_canceled : 1;
119 guint auto_scroll : 1;
120 guint focus_on_click : 1;
122 GtkTreeViewRowSeparatorFunc row_separator_func;
123 gpointer row_separator_data;
124 GtkDestroyNotify row_separator_destroy;
126 gchar *tearoff_title;
129 /* While debugging this evil code, I have learned that
130 * there are actually 4 modes to this widget, which can
131 * be characterized as follows
133 * 1) menu mode, no child added
136 * cell_view -> GtkCellView, regular child
137 * cell_view_frame -> NULL
138 * button -> GtkToggleButton set_parent to combo
139 * arrow -> GtkArrow set_parent to button
140 * separator -> GtkVSepator set_parent to button
141 * popup_widget -> GtkMenu
142 * popup_window -> NULL
143 * popup_frame -> NULL
144 * scrolled_window -> NULL
146 * 2) menu mode, child added
150 * cell_view_frame -> NULL
151 * button -> GtkToggleButton set_parent to combo
152 * arrow -> GtkArrow, child of button
154 * popup_widget -> GtkMenu
155 * popup_window -> NULL
156 * popup_frame -> NULL
157 * scrolled_window -> NULL
159 * 3) list mode, no child added
161 * tree_view -> GtkTreeView, child of popup_frame
162 * cell_view -> GtkCellView, regular child
163 * cell_view_frame -> GtkFrame, set parent to combo
164 * button -> GtkToggleButton, set_parent to combo
165 * arrow -> GtkArrow, child of button
167 * popup_widget -> tree_view
168 * popup_window -> GtkWindow
169 * popup_frame -> GtkFrame, child of popup_window
170 * scrolled_window -> GtkScrolledWindow, child of popup_frame
172 * 4) list mode, child added
174 * tree_view -> GtkTreeView, child of popup_frame
176 * cell_view_frame -> NULL
177 * button -> GtkToggleButton, set_parent to combo
178 * arrow -> GtkArrow, child of button
180 * popup_widget -> tree_view
181 * popup_window -> GtkWindow
182 * popup_frame -> GtkFrame, child of popup_window
183 * scrolled_window -> GtkScrolledWindow, child of popup_frame
198 PROP_ROW_SPAN_COLUMN,
199 PROP_COLUMN_SPAN_COLUMN,
208 static guint combo_box_signals[LAST_SIGNAL] = {0,};
210 #define BONUS_PADDING 4
211 #define SCROLL_TIME 100
215 static void gtk_combo_box_cell_layout_init (GtkCellLayoutIface *iface);
216 static void gtk_combo_box_cell_editable_init (GtkCellEditableIface *iface);
217 static void gtk_combo_box_finalize (GObject *object);
218 static void gtk_combo_box_destroy (GtkObject *object);
220 static void gtk_combo_box_set_property (GObject *object,
224 static void gtk_combo_box_get_property (GObject *object,
229 static void gtk_combo_box_state_changed (GtkWidget *widget,
230 GtkStateType previous);
231 static void gtk_combo_box_grab_focus (GtkWidget *widget);
232 static void gtk_combo_box_style_set (GtkWidget *widget,
234 static void gtk_combo_box_button_toggled (GtkWidget *widget,
236 static void gtk_combo_box_button_state_changed (GtkWidget *widget,
237 GtkStateType previous,
239 static void gtk_combo_box_add (GtkContainer *container,
241 static void gtk_combo_box_remove (GtkContainer *container,
244 static ComboCellInfo *gtk_combo_box_get_cell_info (GtkComboBox *combo_box,
245 GtkCellRenderer *cell);
247 static void gtk_combo_box_menu_show (GtkWidget *menu,
249 static void gtk_combo_box_menu_hide (GtkWidget *menu,
252 static void gtk_combo_box_set_popup_widget (GtkComboBox *combo_box,
254 static void gtk_combo_box_menu_position_below (GtkMenu *menu,
259 static void gtk_combo_box_menu_position_over (GtkMenu *menu,
264 static void gtk_combo_box_menu_position (GtkMenu *menu,
270 static gint gtk_combo_box_calc_requested_width (GtkComboBox *combo_box,
272 static void gtk_combo_box_remeasure (GtkComboBox *combo_box);
274 static void gtk_combo_box_unset_model (GtkComboBox *combo_box);
276 static void gtk_combo_box_size_request (GtkWidget *widget,
277 GtkRequisition *requisition);
278 static void gtk_combo_box_size_allocate (GtkWidget *widget,
279 GtkAllocation *allocation);
280 static void gtk_combo_box_forall (GtkContainer *container,
281 gboolean include_internals,
282 GtkCallback callback,
283 gpointer callback_data);
284 static gboolean gtk_combo_box_expose_event (GtkWidget *widget,
285 GdkEventExpose *event);
286 static gboolean gtk_combo_box_scroll_event (GtkWidget *widget,
287 GdkEventScroll *event);
288 static void gtk_combo_box_set_active_internal (GtkComboBox *combo_box,
291 static void gtk_combo_box_check_appearance (GtkComboBox *combo_box);
292 static gchar * gtk_combo_box_real_get_active_text (GtkComboBox *combo_box);
293 static void gtk_combo_box_real_move_active (GtkComboBox *combo_box,
294 GtkScrollType scroll);
295 static void gtk_combo_box_real_popup (GtkComboBox *combo_box);
297 /* listening to the model */
298 static void gtk_combo_box_model_row_inserted (GtkTreeModel *model,
302 static void gtk_combo_box_model_row_deleted (GtkTreeModel *model,
305 static void gtk_combo_box_model_rows_reordered (GtkTreeModel *model,
310 static void gtk_combo_box_model_row_changed (GtkTreeModel *model,
314 static void gtk_combo_box_model_row_expanded (GtkTreeModel *model,
320 static void gtk_combo_box_list_position (GtkComboBox *combo_box,
325 static void gtk_combo_box_list_setup (GtkComboBox *combo_box);
326 static void gtk_combo_box_list_destroy (GtkComboBox *combo_box);
328 static gboolean gtk_combo_box_list_button_released (GtkWidget *widget,
329 GdkEventButton *event,
331 static gboolean gtk_combo_box_list_key_press (GtkWidget *widget,
334 static gboolean gtk_combo_box_list_enter_notify (GtkWidget *widget,
335 GdkEventCrossing *event,
337 static void gtk_combo_box_list_auto_scroll (GtkComboBox *combo,
340 static gboolean gtk_combo_box_list_scroll_timeout (GtkComboBox *combo);
341 static gboolean gtk_combo_box_list_button_pressed (GtkWidget *widget,
342 GdkEventButton *event,
345 static gboolean gtk_combo_box_list_select_func (GtkTreeSelection *selection,
348 gboolean path_currently_selected,
351 static void gtk_combo_box_list_row_changed (GtkTreeModel *model,
355 static void gtk_combo_box_list_popup_resize (GtkComboBox *combo_box);
358 static void gtk_combo_box_menu_setup (GtkComboBox *combo_box,
359 gboolean add_children);
360 static void gtk_combo_box_menu_fill (GtkComboBox *combo_box);
361 static void gtk_combo_box_menu_fill_level (GtkComboBox *combo_box,
364 static void gtk_combo_box_update_title (GtkComboBox *combo_box);
365 static void gtk_combo_box_menu_destroy (GtkComboBox *combo_box);
367 static void gtk_combo_box_relayout_item (GtkComboBox *combo_box,
371 static void gtk_combo_box_relayout (GtkComboBox *combo_box);
373 static gboolean gtk_combo_box_menu_button_press (GtkWidget *widget,
374 GdkEventButton *event,
376 static void gtk_combo_box_menu_item_activate (GtkWidget *item,
378 static void gtk_combo_box_menu_row_inserted (GtkTreeModel *model,
382 static void gtk_combo_box_menu_row_deleted (GtkTreeModel *model,
385 static void gtk_combo_box_menu_rows_reordered (GtkTreeModel *model,
390 static void gtk_combo_box_menu_row_changed (GtkTreeModel *model,
394 static gboolean gtk_combo_box_menu_key_press (GtkWidget *widget,
397 static void gtk_combo_box_menu_popup (GtkComboBox *combo_box,
399 guint32 activate_time);
400 static GtkWidget *gtk_cell_view_menu_item_new (GtkComboBox *combo_box,
405 static void gtk_combo_box_cell_layout_pack_start (GtkCellLayout *layout,
406 GtkCellRenderer *cell,
408 static void gtk_combo_box_cell_layout_pack_end (GtkCellLayout *layout,
409 GtkCellRenderer *cell,
411 static void gtk_combo_box_cell_layout_clear (GtkCellLayout *layout);
412 static void gtk_combo_box_cell_layout_add_attribute (GtkCellLayout *layout,
413 GtkCellRenderer *cell,
414 const gchar *attribute,
416 static void gtk_combo_box_cell_layout_set_cell_data_func (GtkCellLayout *layout,
417 GtkCellRenderer *cell,
418 GtkCellLayoutDataFunc func,
420 GDestroyNotify destroy);
421 static void gtk_combo_box_cell_layout_clear_attributes (GtkCellLayout *layout,
422 GtkCellRenderer *cell);
423 static void gtk_combo_box_cell_layout_reorder (GtkCellLayout *layout,
424 GtkCellRenderer *cell,
426 static gboolean gtk_combo_box_mnemonic_activate (GtkWidget *widget,
427 gboolean group_cycling);
429 static void gtk_combo_box_sync_cells (GtkComboBox *combo_box,
430 GtkCellLayout *cell_layout);
431 static void combo_cell_data_func (GtkCellLayout *cell_layout,
432 GtkCellRenderer *cell,
433 GtkTreeModel *tree_model,
436 static void gtk_combo_box_child_show (GtkWidget *widget,
437 GtkComboBox *combo_box);
438 static void gtk_combo_box_child_hide (GtkWidget *widget,
439 GtkComboBox *combo_box);
442 /* GtkCellEditable method implementations */
443 static void gtk_combo_box_start_editing (GtkCellEditable *cell_editable,
447 G_DEFINE_TYPE_WITH_CODE (GtkComboBox, gtk_combo_box, GTK_TYPE_BIN,
448 G_IMPLEMENT_INTERFACE (GTK_TYPE_CELL_LAYOUT,
449 gtk_combo_box_cell_layout_init)
450 G_IMPLEMENT_INTERFACE (GTK_TYPE_CELL_EDITABLE,
451 gtk_combo_box_cell_editable_init))
455 gtk_combo_box_class_init (GtkComboBoxClass *klass)
457 GObjectClass *object_class;
458 GtkObjectClass *gtk_object_class;
459 GtkContainerClass *container_class;
460 GtkWidgetClass *widget_class;
461 GtkBindingSet *binding_set;
463 klass->get_active_text = gtk_combo_box_real_get_active_text;
465 container_class = (GtkContainerClass *)klass;
466 container_class->forall = gtk_combo_box_forall;
467 container_class->add = gtk_combo_box_add;
468 container_class->remove = gtk_combo_box_remove;
470 widget_class = (GtkWidgetClass *)klass;
471 widget_class->size_allocate = gtk_combo_box_size_allocate;
472 widget_class->size_request = gtk_combo_box_size_request;
473 widget_class->expose_event = gtk_combo_box_expose_event;
474 widget_class->scroll_event = gtk_combo_box_scroll_event;
475 widget_class->mnemonic_activate = gtk_combo_box_mnemonic_activate;
476 widget_class->grab_focus = gtk_combo_box_grab_focus;
477 widget_class->style_set = gtk_combo_box_style_set;
478 widget_class->state_changed = gtk_combo_box_state_changed;
480 gtk_object_class = (GtkObjectClass *)klass;
481 gtk_object_class->destroy = gtk_combo_box_destroy;
483 object_class = (GObjectClass *)klass;
484 object_class->finalize = gtk_combo_box_finalize;
485 object_class->set_property = gtk_combo_box_set_property;
486 object_class->get_property = gtk_combo_box_get_property;
490 * GtkComboBox::changed:
491 * @widget: the object which received the signal
493 * The changed signal is emitted when the active
494 * item is changed. The can be due to the user selecting
495 * a different item from the list, or due to a
496 * call to gtk_combo_box_set_active_iter().
497 * It will also be emitted while typing into a GtkComboBoxEntry,
498 * as well as when selecting an item from the GtkComboBoxEntry's list.
502 combo_box_signals[CHANGED] =
503 g_signal_new (I_("changed"),
504 G_OBJECT_CLASS_TYPE (klass),
506 G_STRUCT_OFFSET (GtkComboBoxClass, changed),
508 g_cclosure_marshal_VOID__VOID,
511 combo_box_signals[MOVE_ACTIVE] =
512 _gtk_binding_signal_new (I_("move-active"),
513 G_OBJECT_CLASS_TYPE (klass),
514 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
515 G_CALLBACK (gtk_combo_box_real_move_active),
517 g_cclosure_marshal_VOID__ENUM,
519 GTK_TYPE_SCROLL_TYPE);
521 combo_box_signals[POPUP] =
522 _gtk_binding_signal_new (I_("popup"),
523 G_OBJECT_CLASS_TYPE (klass),
524 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
525 G_CALLBACK (gtk_combo_box_real_popup),
527 g_cclosure_marshal_VOID__VOID,
531 binding_set = gtk_binding_set_by_class (widget_class);
533 gtk_binding_entry_add_signal (binding_set, GDK_Down, GDK_MOD1_MASK,
536 gtk_binding_entry_add_signal (binding_set, GDK_Up, 0,
538 GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_STEP_UP);
539 gtk_binding_entry_add_signal (binding_set, GDK_KP_Up, 0,
541 GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_STEP_UP);
542 gtk_binding_entry_add_signal (binding_set, GDK_Page_Up, 0,
544 GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_PAGE_UP);
545 gtk_binding_entry_add_signal (binding_set, GDK_KP_Page_Up, 0,
547 GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_PAGE_UP);
548 gtk_binding_entry_add_signal (binding_set, GDK_Home, 0,
550 GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_START);
551 gtk_binding_entry_add_signal (binding_set, GDK_KP_Home, 0,
553 GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_START);
555 gtk_binding_entry_add_signal (binding_set, GDK_Down, 0,
557 GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_STEP_DOWN);
558 gtk_binding_entry_add_signal (binding_set, GDK_KP_Down, 0,
560 GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_STEP_DOWN);
561 gtk_binding_entry_add_signal (binding_set, GDK_Page_Down, 0,
563 GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_PAGE_DOWN);
564 gtk_binding_entry_add_signal (binding_set, GDK_KP_Page_Down, 0,
566 GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_PAGE_DOWN);
567 gtk_binding_entry_add_signal (binding_set, GDK_End, 0,
569 GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_END);
570 gtk_binding_entry_add_signal (binding_set, GDK_KP_End, 0,
572 GTK_TYPE_SCROLL_TYPE, GTK_SCROLL_END);
578 * The model from which the combo box takes the values shown
583 g_object_class_install_property (object_class,
585 g_param_spec_object ("model",
586 P_("ComboBox model"),
587 P_("The model for the combo box"),
589 GTK_PARAM_READWRITE));
592 * GtkComboBox:wrap-width:
594 * If wrap-width is set to a positive value, the list will be
595 * displayed in multiple columns, the number of columns is
596 * determined by wrap-width.
600 g_object_class_install_property (object_class,
602 g_param_spec_int ("wrap-width",
604 P_("Wrap width for laying out the items in a grid"),
608 GTK_PARAM_READWRITE));
612 * GtkComboBox:row-span-column:
614 * If this is set to a non-negative value, it must be the index of a column
615 * of type %G_TYPE_INT in the model.
617 * The values of that column are used to determine how many rows a value
618 * in the list will span. Therefore, the values in the model column pointed
619 * to by this property must be greater than zero and not larger than wrap-width.
623 g_object_class_install_property (object_class,
624 PROP_ROW_SPAN_COLUMN,
625 g_param_spec_int ("row-span-column",
626 P_("Row span column"),
627 P_("TreeModel column containing the row span values"),
631 GTK_PARAM_READWRITE));
635 * GtkComboBox:column-span-column:
637 * If this is set to a non-negative value, it must be the index of a column
638 * of type %G_TYPE_INT in the model.
640 * The values of that column are used to determine how many columns a value
641 * in the list will span.
645 g_object_class_install_property (object_class,
646 PROP_COLUMN_SPAN_COLUMN,
647 g_param_spec_int ("column-span-column",
648 P_("Column span column"),
649 P_("TreeModel column containing the column span values"),
653 GTK_PARAM_READWRITE));
657 * GtkComboBox:active:
659 * The item which is currently active. If the model is a non-flat treemodel,
660 * and the active item is not an immediate child of the root of the tree,
661 * this property has the value <literal>gtk_tree_path_get_indices (path)[0]</literal>,
662 * where <literal>path</literal> is the #GtkTreePath of the active item.
666 g_object_class_install_property (object_class,
668 g_param_spec_int ("active",
670 P_("The item which is currently active"),
674 GTK_PARAM_READWRITE));
677 * GtkComboBox:add-tearoffs:
679 * The add-tearoffs property controls whether generated menus
680 * have tearoff menu items.
682 * Note that this only affects menu style combo boxes.
686 g_object_class_install_property (object_class,
688 g_param_spec_boolean ("add-tearoffs",
689 P_("Add tearoffs to menus"),
690 P_("Whether dropdowns should have a tearoff menu item"),
692 GTK_PARAM_READWRITE));
695 * GtkComboBox:has-frame:
697 * The has-frame property controls whether a frame
698 * is drawn around the entry.
702 g_object_class_install_property (object_class,
704 g_param_spec_boolean ("has-frame",
706 P_("Whether the combo box draws a frame around the child"),
708 GTK_PARAM_READWRITE));
710 g_object_class_install_property (object_class,
712 g_param_spec_boolean ("focus-on-click",
713 P_("Focus on click"),
714 P_("Whether the combo box grabs focus when it is clicked with the mouse"),
716 GTK_PARAM_READWRITE));
719 * GtkComboBox:tearoff-title:
721 * A title that may be displayed by the window manager
722 * when the popup is torn-off.
726 g_object_class_install_property (object_class,
728 g_param_spec_string ("tearoff-title",
730 P_("A title that may be displayed by the window manager when the popup is torn-off"),
732 GTK_PARAM_READWRITE));
736 * GtkComboBox:popup-shown:
738 * Whether the combo boxes dropdown is popped up.
739 * Note that this property is mainly useful, because
740 * it allows you to connect to notify::popup-shown.
744 g_object_class_install_property (object_class,
746 g_param_spec_boolean ("popup-shown",
748 P_("Whether the combo's dropdown is shown"),
750 GTK_PARAM_READABLE));
752 gtk_widget_class_install_style_property (widget_class,
753 g_param_spec_boolean ("appears-as-list",
754 P_("Appears as list"),
755 P_("Whether dropdowns should look like lists rather than menus"),
757 GTK_PARAM_READABLE));
760 * GtkComboBox:arrow-size:
762 * Sets the minimum size of the arrow in the combo box. Note
763 * that the arrow size is coupled to the font size, so in case
764 * a larger font is used, the arrow will be larger than set
769 gtk_widget_class_install_style_property (widget_class,
770 g_param_spec_int ("arrow-size",
772 P_("The minimum size of the arrow in the combo box"),
776 GTK_PARAM_READABLE));
778 g_type_class_add_private (object_class, sizeof (GtkComboBoxPrivate));
782 gtk_combo_box_cell_layout_init (GtkCellLayoutIface *iface)
784 iface->pack_start = gtk_combo_box_cell_layout_pack_start;
785 iface->pack_end = gtk_combo_box_cell_layout_pack_end;
786 iface->clear = gtk_combo_box_cell_layout_clear;
787 iface->add_attribute = gtk_combo_box_cell_layout_add_attribute;
788 iface->set_cell_data_func = gtk_combo_box_cell_layout_set_cell_data_func;
789 iface->clear_attributes = gtk_combo_box_cell_layout_clear_attributes;
790 iface->reorder = gtk_combo_box_cell_layout_reorder;
794 gtk_combo_box_cell_editable_init (GtkCellEditableIface *iface)
796 iface->start_editing = gtk_combo_box_start_editing;
800 gtk_combo_box_init (GtkComboBox *combo_box)
802 combo_box->priv = GTK_COMBO_BOX_GET_PRIVATE (combo_box);
804 combo_box->priv->cell_view = gtk_cell_view_new ();
805 gtk_widget_set_parent (combo_box->priv->cell_view, GTK_WIDGET (combo_box));
806 GTK_BIN (combo_box)->child = combo_box->priv->cell_view;
807 gtk_widget_show (combo_box->priv->cell_view);
809 combo_box->priv->width = 0;
810 combo_box->priv->height = 0;
811 combo_box->priv->wrap_width = 0;
813 combo_box->priv->active_row = NULL;
814 combo_box->priv->col_column = -1;
815 combo_box->priv->row_column = -1;
817 combo_box->priv->popup_shown = FALSE;
818 combo_box->priv->add_tearoffs = FALSE;
819 combo_box->priv->has_frame = TRUE;
820 combo_box->priv->is_cell_renderer = FALSE;
821 combo_box->priv->editing_canceled = FALSE;
822 combo_box->priv->auto_scroll = FALSE;
823 combo_box->priv->focus_on_click = TRUE;
825 gtk_combo_box_check_appearance (combo_box);
829 gtk_combo_box_set_property (GObject *object,
834 GtkComboBox *combo_box = GTK_COMBO_BOX (object);
839 gtk_combo_box_set_model (combo_box, g_value_get_object (value));
842 case PROP_WRAP_WIDTH:
843 gtk_combo_box_set_wrap_width (combo_box, g_value_get_int (value));
846 case PROP_ROW_SPAN_COLUMN:
847 gtk_combo_box_set_row_span_column (combo_box, g_value_get_int (value));
850 case PROP_COLUMN_SPAN_COLUMN:
851 gtk_combo_box_set_column_span_column (combo_box, g_value_get_int (value));
855 gtk_combo_box_set_active (combo_box, g_value_get_int (value));
858 case PROP_ADD_TEAROFFS:
859 gtk_combo_box_set_add_tearoffs (combo_box, g_value_get_boolean (value));
863 combo_box->priv->has_frame = g_value_get_boolean (value);
866 case PROP_FOCUS_ON_CLICK:
867 gtk_combo_box_set_focus_on_click (combo_box,
868 g_value_get_boolean (value));
871 case PROP_TEAROFF_TITLE:
872 gtk_combo_box_set_title (combo_box, g_value_get_string (value));
875 case PROP_POPUP_SHOWN:
876 if (g_value_get_boolean (value))
878 gtk_combo_box_popup (combo_box);
882 gtk_combo_box_popdown (combo_box);
892 gtk_combo_box_get_property (GObject *object,
897 GtkComboBox *combo_box = GTK_COMBO_BOX (object);
902 g_value_set_object (value, combo_box->priv->model);
905 case PROP_WRAP_WIDTH:
906 g_value_set_int (value, combo_box->priv->wrap_width);
909 case PROP_ROW_SPAN_COLUMN:
910 g_value_set_int (value, combo_box->priv->row_column);
913 case PROP_COLUMN_SPAN_COLUMN:
914 g_value_set_int (value, combo_box->priv->col_column);
918 g_value_set_int (value, gtk_combo_box_get_active (combo_box));
921 case PROP_ADD_TEAROFFS:
922 g_value_set_boolean (value, gtk_combo_box_get_add_tearoffs (combo_box));
926 g_value_set_boolean (value, combo_box->priv->has_frame);
929 case PROP_FOCUS_ON_CLICK:
930 g_value_set_boolean (value, combo_box->priv->focus_on_click);
933 case PROP_TEAROFF_TITLE:
934 g_value_set_string (value, gtk_combo_box_get_title (combo_box));
937 case PROP_POPUP_SHOWN:
938 g_value_set_boolean (value, combo_box->priv->popup_shown);
942 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
948 gtk_combo_box_state_changed (GtkWidget *widget,
949 GtkStateType previous)
951 GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
953 if (GTK_WIDGET_REALIZED (widget))
955 if (combo_box->priv->tree_view && combo_box->priv->cell_view)
956 gtk_cell_view_set_background_color (GTK_CELL_VIEW (combo_box->priv->cell_view),
957 &widget->style->base[GTK_WIDGET_STATE (widget)]);
960 gtk_widget_queue_draw (widget);
964 gtk_combo_box_button_state_changed (GtkWidget *widget,
965 GtkStateType previous,
968 GtkComboBox *combo_box = GTK_COMBO_BOX (data);
970 if (GTK_WIDGET_REALIZED (widget))
972 if (!combo_box->priv->tree_view && combo_box->priv->cell_view)
974 if ((GTK_WIDGET_STATE (widget) == GTK_STATE_INSENSITIVE) !=
975 (GTK_WIDGET_STATE (combo_box->priv->cell_view) == GTK_STATE_INSENSITIVE))
976 gtk_widget_set_sensitive (combo_box->priv->cell_view, GTK_WIDGET_SENSITIVE (widget));
978 gtk_widget_set_state (combo_box->priv->cell_view,
979 GTK_WIDGET_STATE (widget));
984 gtk_widget_queue_draw (widget);
988 gtk_combo_box_check_appearance (GtkComboBox *combo_box)
990 gboolean appears_as_list;
992 /* if wrap_width > 0, then we are in grid-mode and forced to use
995 if (combo_box->priv->wrap_width)
996 appears_as_list = FALSE;
998 gtk_widget_style_get (GTK_WIDGET (combo_box),
999 "appears-as-list", &appears_as_list,
1002 if (appears_as_list)
1004 /* Destroy all the menu mode widgets, if they exist. */
1005 if (GTK_IS_MENU (combo_box->priv->popup_widget))
1006 gtk_combo_box_menu_destroy (combo_box);
1008 /* Create the list mode widgets, if they don't already exist. */
1009 if (!GTK_IS_TREE_VIEW (combo_box->priv->tree_view))
1010 gtk_combo_box_list_setup (combo_box);
1014 /* Destroy all the list mode widgets, if they exist. */
1015 if (GTK_IS_TREE_VIEW (combo_box->priv->tree_view))
1016 gtk_combo_box_list_destroy (combo_box);
1018 /* Create the menu mode widgets, if they don't already exist. */
1019 if (!GTK_IS_MENU (combo_box->priv->popup_widget))
1020 gtk_combo_box_menu_setup (combo_box, TRUE);
1025 gtk_combo_box_style_set (GtkWidget *widget,
1028 GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
1030 gtk_combo_box_check_appearance (combo_box);
1032 if (combo_box->priv->tree_view && combo_box->priv->cell_view)
1033 gtk_cell_view_set_background_color (GTK_CELL_VIEW (combo_box->priv->cell_view),
1034 &widget->style->base[GTK_WIDGET_STATE (widget)]);
1038 gtk_combo_box_button_toggled (GtkWidget *widget,
1041 GtkComboBox *combo_box = GTK_COMBO_BOX (data);
1043 if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
1045 if (!combo_box->priv->popup_in_progress)
1046 gtk_combo_box_popup (combo_box);
1049 gtk_combo_box_popdown (combo_box);
1053 gtk_combo_box_add (GtkContainer *container,
1056 GtkComboBox *combo_box = GTK_COMBO_BOX (container);
1058 if (combo_box->priv->cell_view && combo_box->priv->cell_view->parent)
1060 gtk_widget_unparent (combo_box->priv->cell_view);
1061 GTK_BIN (container)->child = NULL;
1062 gtk_widget_queue_resize (GTK_WIDGET (container));
1065 gtk_widget_set_parent (widget, GTK_WIDGET (container));
1066 GTK_BIN (container)->child = widget;
1068 if (combo_box->priv->cell_view &&
1069 widget != combo_box->priv->cell_view)
1071 /* since the cell_view was unparented, it's gone now */
1072 combo_box->priv->cell_view = NULL;
1074 if (!combo_box->priv->tree_view && combo_box->priv->separator)
1076 gtk_container_remove (GTK_CONTAINER (combo_box->priv->separator->parent),
1077 combo_box->priv->separator);
1078 combo_box->priv->separator = NULL;
1080 gtk_widget_queue_resize (GTK_WIDGET (container));
1082 else if (combo_box->priv->cell_view_frame)
1084 gtk_widget_unparent (combo_box->priv->cell_view_frame);
1085 combo_box->priv->cell_view_frame = NULL;
1086 combo_box->priv->box = NULL;
1092 gtk_combo_box_remove (GtkContainer *container,
1095 GtkComboBox *combo_box = GTK_COMBO_BOX (container);
1097 gboolean appears_as_list;
1099 if (widget == combo_box->priv->cell_view)
1100 combo_box->priv->cell_view = NULL;
1102 gtk_widget_unparent (widget);
1103 GTK_BIN (container)->child = NULL;
1105 if (GTK_OBJECT_FLAGS (combo_box) & GTK_IN_DESTRUCTION)
1108 gtk_widget_queue_resize (GTK_WIDGET (container));
1110 if (!combo_box->priv->tree_view)
1111 appears_as_list = FALSE;
1113 appears_as_list = TRUE;
1115 if (appears_as_list)
1116 gtk_combo_box_list_destroy (combo_box);
1117 else if (GTK_IS_MENU (combo_box->priv->popup_widget))
1119 gtk_combo_box_menu_destroy (combo_box);
1120 gtk_menu_detach (GTK_MENU (combo_box->priv->popup_widget));
1121 combo_box->priv->popup_widget = NULL;
1124 if (!combo_box->priv->cell_view)
1126 combo_box->priv->cell_view = gtk_cell_view_new ();
1127 gtk_widget_set_parent (combo_box->priv->cell_view, GTK_WIDGET (container));
1128 GTK_BIN (container)->child = combo_box->priv->cell_view;
1130 gtk_widget_show (combo_box->priv->cell_view);
1131 gtk_cell_view_set_model (GTK_CELL_VIEW (combo_box->priv->cell_view),
1132 combo_box->priv->model);
1133 gtk_combo_box_sync_cells (combo_box, GTK_CELL_LAYOUT (combo_box->priv->cell_view));
1137 if (appears_as_list)
1138 gtk_combo_box_list_setup (combo_box);
1140 gtk_combo_box_menu_setup (combo_box, TRUE);
1142 if (gtk_tree_row_reference_valid (combo_box->priv->active_row))
1144 path = gtk_tree_row_reference_get_path (combo_box->priv->active_row);
1145 gtk_combo_box_set_active_internal (combo_box, path);
1146 gtk_tree_path_free (path);
1149 gtk_combo_box_set_active_internal (combo_box, NULL);
1152 static ComboCellInfo *
1153 gtk_combo_box_get_cell_info (GtkComboBox *combo_box,
1154 GtkCellRenderer *cell)
1158 for (i = combo_box->priv->cells; i; i = i->next)
1160 ComboCellInfo *info = (ComboCellInfo *)i->data;
1162 if (info && info->cell == cell)
1170 gtk_combo_box_menu_show (GtkWidget *menu,
1173 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
1175 gtk_combo_box_child_show (menu, user_data);
1177 combo_box->priv->popup_in_progress = TRUE;
1178 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (combo_box->priv->button),
1180 combo_box->priv->popup_in_progress = FALSE;
1184 gtk_combo_box_menu_hide (GtkWidget *menu,
1187 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
1189 gtk_combo_box_child_hide(menu,user_data);
1191 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (combo_box->priv->button),
1196 gtk_combo_box_detacher (GtkWidget *widget,
1199 GtkComboBox *combo_box;
1201 g_return_if_fail (GTK_IS_COMBO_BOX (widget));
1203 combo_box = GTK_COMBO_BOX (widget);
1204 g_return_if_fail (combo_box->priv->popup_widget == (GtkWidget*) menu);
1206 g_signal_handlers_disconnect_by_func (menu->toplevel,
1207 gtk_combo_box_menu_show,
1209 g_signal_handlers_disconnect_by_func (menu->toplevel,
1210 gtk_combo_box_menu_hide,
1213 combo_box->priv->popup_widget = NULL;
1217 gtk_combo_box_set_popup_widget (GtkComboBox *combo_box,
1220 if (GTK_IS_MENU (combo_box->priv->popup_widget))
1222 gtk_menu_detach (GTK_MENU (combo_box->priv->popup_widget));
1223 combo_box->priv->popup_widget = NULL;
1225 else if (combo_box->priv->popup_widget)
1227 gtk_container_remove (GTK_CONTAINER (combo_box->priv->popup_frame),
1228 combo_box->priv->popup_widget);
1229 g_object_unref (combo_box->priv->popup_widget);
1230 combo_box->priv->popup_widget = NULL;
1233 if (GTK_IS_MENU (popup))
1235 if (combo_box->priv->popup_window)
1237 gtk_widget_destroy (combo_box->priv->popup_window);
1238 combo_box->priv->popup_window = NULL;
1239 combo_box->priv->popup_frame = NULL;
1242 combo_box->priv->popup_widget = popup;
1245 * Note that we connect to show/hide on the toplevel, not the
1246 * menu itself, since the menu is not shown/hidden when it is
1247 * popped up while torn-off.
1249 g_signal_connect (GTK_MENU (popup)->toplevel, "show",
1250 G_CALLBACK (gtk_combo_box_menu_show), combo_box);
1251 g_signal_connect (GTK_MENU (popup)->toplevel, "hide",
1252 G_CALLBACK (gtk_combo_box_menu_hide), combo_box);
1254 gtk_menu_attach_to_widget (GTK_MENU (popup),
1255 GTK_WIDGET (combo_box),
1256 gtk_combo_box_detacher);
1260 if (!combo_box->priv->popup_window)
1262 GtkWidget *toplevel;
1264 combo_box->priv->popup_window = gtk_window_new (GTK_WINDOW_POPUP);
1266 gtk_window_set_type_hint (GTK_WINDOW (combo_box->priv->popup_window),
1267 GDK_WINDOW_TYPE_HINT_COMBO);
1269 g_signal_connect (GTK_WINDOW(combo_box->priv->popup_window),"show",
1270 G_CALLBACK (gtk_combo_box_child_show),
1272 g_signal_connect (GTK_WINDOW(combo_box->priv->popup_window),"hide",
1273 G_CALLBACK (gtk_combo_box_child_hide),
1276 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (combo_box));
1277 if (GTK_IS_WINDOW (toplevel))
1279 gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
1280 GTK_WINDOW (combo_box->priv->popup_window));
1281 gtk_window_set_transient_for (GTK_WINDOW (combo_box->priv->popup_window),
1282 GTK_WINDOW (toplevel));
1285 gtk_window_set_resizable (GTK_WINDOW (combo_box->priv->popup_window), FALSE);
1286 gtk_window_set_screen (GTK_WINDOW (combo_box->priv->popup_window),
1287 gtk_widget_get_screen (GTK_WIDGET (combo_box)));
1289 combo_box->priv->popup_frame = gtk_frame_new (NULL);
1290 gtk_frame_set_shadow_type (GTK_FRAME (combo_box->priv->popup_frame),
1291 GTK_SHADOW_ETCHED_IN);
1292 gtk_container_add (GTK_CONTAINER (combo_box->priv->popup_window),
1293 combo_box->priv->popup_frame);
1295 gtk_widget_show (combo_box->priv->popup_frame);
1297 combo_box->priv->scrolled_window = gtk_scrolled_window_new (NULL, NULL);
1299 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (combo_box->priv->scrolled_window),
1302 gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (combo_box->priv->scrolled_window),
1305 gtk_widget_show (combo_box->priv->scrolled_window);
1307 gtk_container_add (GTK_CONTAINER (combo_box->priv->popup_frame),
1308 combo_box->priv->scrolled_window);
1311 gtk_container_add (GTK_CONTAINER (combo_box->priv->scrolled_window),
1314 gtk_widget_show (popup);
1315 g_object_ref (popup);
1316 combo_box->priv->popup_widget = popup;
1321 gtk_combo_box_menu_position_below (GtkMenu *menu,
1327 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
1333 GdkRectangle monitor;
1335 /* FIXME: is using the size request here broken? */
1336 child = GTK_BIN (combo_box)->child;
1338 gdk_window_get_origin (child->window, &sx, &sy);
1340 if (GTK_WIDGET_NO_WINDOW (child))
1342 sx += child->allocation.x;
1343 sy += child->allocation.y;
1346 gtk_widget_size_request (GTK_WIDGET (menu), &req);
1348 if (gtk_widget_get_direction (GTK_WIDGET (combo_box)) == GTK_TEXT_DIR_LTR)
1351 *x = sx + child->allocation.width - req.width;
1354 screen = gtk_widget_get_screen (GTK_WIDGET (combo_box));
1355 monitor_num = gdk_screen_get_monitor_at_window (screen,
1356 GTK_WIDGET (combo_box)->window);
1357 gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
1361 else if (*x + req.width > monitor.x + monitor.width)
1362 *x = monitor.x + monitor.width - req.width;
1364 if (monitor.y + monitor.height - *y - child->allocation.height >= req.height)
1365 *y += child->allocation.height;
1366 else if (*y - monitor.y >= req.height)
1368 else if (monitor.y + monitor.height - *y - child->allocation.height > *y - monitor.y)
1369 *y += child->allocation.height;
1377 gtk_combo_box_menu_position_over (GtkMenu *menu,
1383 GtkComboBox *combo_box;
1387 GtkRequisition requisition;
1394 g_return_if_fail (GTK_IS_COMBO_BOX (user_data));
1396 combo_box = GTK_COMBO_BOX (user_data);
1397 widget = GTK_WIDGET (combo_box);
1399 gtk_widget_get_child_requisition (GTK_WIDGET (menu), &requisition);
1400 menu_width = requisition.width;
1402 active = gtk_menu_get_active (GTK_MENU (combo_box->priv->popup_widget));
1403 gdk_window_get_origin (widget->window, &menu_xpos, &menu_ypos);
1405 menu_xpos += widget->allocation.x;
1406 menu_ypos += widget->allocation.y + widget->allocation.height / 2 - 2;
1410 gtk_widget_get_child_requisition (active, &requisition);
1411 menu_ypos -= requisition.height / 2;
1414 children = GTK_MENU_SHELL (combo_box->priv->popup_widget)->children;
1417 child = children->data;
1419 if (active == child)
1422 if (GTK_WIDGET_VISIBLE (child))
1424 gtk_widget_get_child_requisition (child, &requisition);
1425 menu_ypos -= requisition.height;
1428 children = children->next;
1431 if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
1432 menu_xpos = menu_xpos + widget->allocation.width - menu_width;
1434 /* Clamp the position on screen */
1435 screen_width = gdk_screen_get_width (gtk_widget_get_screen (widget));
1439 else if ((menu_xpos + menu_width) > screen_width)
1440 menu_xpos -= ((menu_xpos + menu_width) - screen_width);
1449 gtk_combo_box_menu_position (GtkMenu *menu,
1455 GtkComboBox *combo_box;
1456 GtkWidget *menu_item;
1458 combo_box = GTK_COMBO_BOX (user_data);
1460 if (combo_box->priv->wrap_width > 0 || combo_box->priv->cell_view == NULL)
1461 gtk_combo_box_menu_position_below (menu, x, y, push_in, user_data);
1464 /* FIXME handle nested menus better */
1465 menu_item = gtk_menu_get_active (GTK_MENU (combo_box->priv->popup_widget));
1467 gtk_menu_shell_select_item (GTK_MENU_SHELL (combo_box->priv->popup_widget),
1470 gtk_combo_box_menu_position_over (menu, x, y, push_in, user_data);
1476 gtk_combo_box_list_position (GtkComboBox *combo_box,
1485 GdkRectangle monitor;
1486 GtkRequisition popup_req;
1487 GtkPolicyType hpolicy, vpolicy;
1489 sample = GTK_BIN (combo_box)->child;
1491 gdk_window_get_origin (sample->window, x, y);
1493 if (GTK_WIDGET_NO_WINDOW (sample))
1495 *x += sample->allocation.x;
1496 *y += sample->allocation.y;
1499 *width = sample->allocation.width;
1501 if (combo_box->priv->cell_view_frame && combo_box->priv->has_frame)
1503 *x -= GTK_CONTAINER (combo_box->priv->cell_view_frame)->border_width +
1504 GTK_WIDGET (combo_box->priv->cell_view_frame)->style->xthickness;
1505 *width += 2 * (GTK_CONTAINER (combo_box->priv->cell_view_frame)->border_width +
1506 GTK_WIDGET (combo_box->priv->cell_view_frame)->style->xthickness);
1509 hpolicy = vpolicy = GTK_POLICY_NEVER;
1510 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (combo_box->priv->scrolled_window),
1512 gtk_widget_size_request (combo_box->priv->popup_frame, &popup_req);
1514 if (popup_req.width > *width)
1516 hpolicy = GTK_POLICY_ALWAYS;
1517 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (combo_box->priv->scrolled_window),
1519 gtk_widget_size_request (combo_box->priv->popup_frame, &popup_req);
1522 *height = popup_req.height;
1524 screen = gtk_widget_get_screen (GTK_WIDGET (combo_box));
1525 monitor_num = gdk_screen_get_monitor_at_window (screen,
1526 GTK_WIDGET (combo_box)->window);
1527 gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
1531 else if (*x + *width > monitor.x + monitor.width)
1532 *x = monitor.x + monitor.width - *width;
1534 if (*y + sample->allocation.height + *height <= monitor.y + monitor.height)
1535 *y += sample->allocation.height;
1536 else if (*y - *height >= monitor.y)
1538 else if (monitor.y + monitor.height - (*y + sample->allocation.height) > *y - monitor.y)
1540 *y += sample->allocation.height;
1541 *height = monitor.y + monitor.height - *y;
1545 *height = *y - monitor.y;
1549 if (popup_req.height > *height)
1551 vpolicy = GTK_POLICY_ALWAYS;
1553 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (combo_box->priv->scrolled_window),
1559 cell_view_is_sensitive (GtkCellView *cell_view)
1561 GList *cells, *list;
1564 cells = gtk_cell_view_get_cell_renderers (cell_view);
1570 g_object_get (list->data, "sensitive", &sensitive, NULL);
1577 g_list_free (cells);
1583 tree_column_row_is_sensitive (GtkComboBox *combo_box,
1586 GList *cells, *list;
1589 if (!combo_box->priv->column)
1592 if (combo_box->priv->row_separator_func)
1594 if ((*combo_box->priv->row_separator_func) (combo_box->priv->model, iter,
1595 combo_box->priv->row_separator_data))
1599 gtk_tree_view_column_cell_set_cell_data (combo_box->priv->column,
1600 combo_box->priv->model,
1601 iter, FALSE, FALSE);
1603 cells = gtk_tree_view_column_get_cell_renderers (combo_box->priv->column);
1609 g_object_get (list->data, "sensitive", &sensitive, NULL);
1616 g_list_free (cells);
1622 update_menu_sensitivity (GtkComboBox *combo_box,
1625 GList *children, *child;
1626 GtkWidget *item, *submenu, *separator;
1627 GtkWidget *cell_view;
1630 if (!combo_box->priv->model)
1633 children = gtk_container_get_children (GTK_CONTAINER (menu));
1635 for (child = children; child; child = child->next)
1637 item = GTK_WIDGET (child->data);
1638 cell_view = GTK_BIN (item)->child;
1640 if (!GTK_IS_CELL_VIEW (cell_view))
1643 submenu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (item));
1644 if (submenu != NULL)
1646 gtk_widget_set_sensitive (item, TRUE);
1647 update_menu_sensitivity (combo_box, submenu);
1651 sensitive = cell_view_is_sensitive (GTK_CELL_VIEW (cell_view));
1653 if (menu != combo_box->priv->popup_widget && child == children)
1655 separator = GTK_WIDGET (child->next->data);
1656 g_object_set (item, "visible", sensitive, NULL);
1657 g_object_set (separator, "visible", sensitive, NULL);
1660 gtk_widget_set_sensitive (item, sensitive);
1664 g_list_free (children);
1668 gtk_combo_box_menu_popup (GtkComboBox *combo_box,
1670 guint32 activate_time)
1674 GtkRequisition requisition;
1677 update_menu_sensitivity (combo_box, combo_box->priv->popup_widget);
1680 if (gtk_tree_row_reference_valid (combo_box->priv->active_row))
1682 path = gtk_tree_row_reference_get_path (combo_box->priv->active_row);
1683 active_item = gtk_tree_path_get_indices (path)[0];
1684 gtk_tree_path_free (path);
1686 if (combo_box->priv->add_tearoffs)
1690 /* FIXME handle nested menus better */
1691 gtk_menu_set_active (GTK_MENU (combo_box->priv->popup_widget), active_item);
1693 if (combo_box->priv->wrap_width == 0)
1695 width = GTK_WIDGET (combo_box)->allocation.width;
1696 gtk_widget_set_size_request (combo_box->priv->popup_widget, -1, -1);
1697 gtk_widget_size_request (combo_box->priv->popup_widget, &requisition);
1699 gtk_widget_set_size_request (combo_box->priv->popup_widget,
1700 MAX (width, requisition.width), -1);
1703 gtk_menu_popup (GTK_MENU (combo_box->priv->popup_widget),
1705 gtk_combo_box_menu_position, combo_box,
1706 button, activate_time);
1710 popup_grab_on_window (GdkWindow *window,
1711 guint32 activate_time,
1712 gboolean grab_keyboard)
1714 if ((gdk_pointer_grab (window, TRUE,
1715 GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
1716 GDK_POINTER_MOTION_MASK,
1717 NULL, NULL, activate_time) == 0))
1719 if (!grab_keyboard ||
1720 gdk_keyboard_grab (window, TRUE,
1721 activate_time) == 0)
1725 gdk_display_pointer_ungrab (gdk_drawable_get_display (window),
1735 * gtk_combo_box_popup:
1736 * @combo_box: a #GtkComboBox
1738 * Pops up the menu or dropdown list of @combo_box.
1740 * This function is mostly intended for use by accessibility technologies;
1741 * applications should have little use for it.
1746 gtk_combo_box_popup (GtkComboBox *combo_box)
1748 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
1750 g_signal_emit (combo_box, combo_box_signals[POPUP], 0);
1754 gtk_combo_box_real_popup (GtkComboBox *combo_box)
1756 gint x, y, width, height;
1757 GtkTreePath *path, *ppath;
1758 GtkWidget *toplevel;
1760 if (!GTK_WIDGET_REALIZED (combo_box))
1763 if (GTK_WIDGET_MAPPED (combo_box->priv->popup_widget))
1766 if (GTK_IS_MENU (combo_box->priv->popup_widget))
1768 gtk_combo_box_menu_popup (combo_box, 0, 0);
1772 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (combo_box));
1773 if (GTK_IS_WINDOW (toplevel))
1774 gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
1775 GTK_WINDOW (combo_box->priv->popup_window));
1777 gtk_widget_show_all (combo_box->priv->popup_frame);
1778 gtk_combo_box_list_position (combo_box, &x, &y, &width, &height);
1780 gtk_widget_set_size_request (combo_box->priv->popup_window, width, height);
1781 gtk_window_move (GTK_WINDOW (combo_box->priv->popup_window), x, y);
1783 if (gtk_tree_row_reference_valid (combo_box->priv->active_row))
1785 path = gtk_tree_row_reference_get_path (combo_box->priv->active_row);
1786 ppath = gtk_tree_path_copy (path);
1787 if (gtk_tree_path_up (ppath))
1788 gtk_tree_view_expand_to_path (GTK_TREE_VIEW (combo_box->priv->tree_view),
1790 gtk_tree_view_set_cursor (GTK_TREE_VIEW (combo_box->priv->tree_view),
1792 gtk_tree_path_free (path);
1793 gtk_tree_path_free (ppath);
1795 gtk_tree_view_set_hover_expand (GTK_TREE_VIEW (combo_box->priv->tree_view),
1799 gtk_widget_show (combo_box->priv->popup_window);
1801 gtk_widget_grab_focus (combo_box->priv->popup_window);
1802 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (combo_box->priv->button),
1805 if (!GTK_WIDGET_HAS_FOCUS (combo_box->priv->tree_view))
1806 gtk_widget_grab_focus (combo_box->priv->tree_view);
1808 if (!popup_grab_on_window (combo_box->priv->popup_window->window,
1809 GDK_CURRENT_TIME, TRUE))
1811 gtk_widget_hide (combo_box->priv->popup_window);
1815 gtk_grab_add (combo_box->priv->popup_window);
1819 * gtk_combo_box_popdown:
1820 * @combo_box: a #GtkComboBox
1822 * Hides the menu or dropdown list of @combo_box.
1824 * This function is mostly intended for use by accessibility technologies;
1825 * applications should have little use for it.
1830 gtk_combo_box_popdown (GtkComboBox *combo_box)
1832 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
1834 if (GTK_IS_MENU (combo_box->priv->popup_widget))
1836 gtk_menu_popdown (GTK_MENU (combo_box->priv->popup_widget));
1840 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (combo_box)))
1843 gtk_grab_remove (combo_box->priv->popup_window);
1844 gtk_widget_hide_all (combo_box->priv->popup_window);
1845 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (combo_box->priv->button),
1850 gtk_combo_box_calc_requested_width (GtkComboBox *combo_box,
1856 if (combo_box->priv->cell_view)
1857 gtk_widget_style_get (combo_box->priv->cell_view,
1858 "focus-line-width", &padding,
1863 /* add some pixels for good measure */
1864 padding += BONUS_PADDING;
1866 if (combo_box->priv->cell_view)
1867 gtk_cell_view_get_size_of_row (GTK_CELL_VIEW (combo_box->priv->cell_view),
1872 return req.width + padding;
1876 gtk_combo_box_remeasure (GtkComboBox *combo_box)
1881 if (!combo_box->priv->model ||
1882 !gtk_tree_model_get_iter_first (combo_box->priv->model, &iter))
1885 combo_box->priv->width = 0;
1886 combo_box->priv->height = 0;
1888 path = gtk_tree_path_new_from_indices (0, -1);
1894 if (combo_box->priv->cell_view)
1895 gtk_cell_view_get_size_of_row (GTK_CELL_VIEW (combo_box->priv->cell_view),
1903 combo_box->priv->width = MAX (combo_box->priv->width, req.width);
1904 combo_box->priv->height = MAX (combo_box->priv->height, req.height);
1906 gtk_tree_path_next (path);
1908 while (gtk_tree_model_iter_next (combo_box->priv->model, &iter));
1910 gtk_tree_path_free (path);
1914 gtk_combo_box_size_request (GtkWidget *widget,
1915 GtkRequisition *requisition)
1918 gint focus_width, focus_pad;
1921 GtkRequisition bin_req;
1922 PangoContext *context;
1923 PangoFontMetrics *metrics;
1924 PangoFontDescription *font_desc;
1926 GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
1929 gtk_widget_size_request (GTK_BIN (widget)->child, &bin_req);
1930 gtk_combo_box_remeasure (combo_box);
1931 bin_req.width = MAX (bin_req.width, combo_box->priv->width);
1932 bin_req.height = MAX (bin_req.height, combo_box->priv->height);
1934 gtk_widget_style_get (GTK_WIDGET (widget),
1935 "focus-line-width", &focus_width,
1936 "focus-padding", &focus_pad,
1937 "arrow-size", &arrow_size,
1940 font_desc = GTK_BIN (widget)->child->style->font_desc;
1941 context = gtk_widget_get_pango_context (widget);
1942 metrics = pango_context_get_metrics (context, font_desc,
1943 pango_context_get_language (context));
1944 font_size = PANGO_PIXELS (pango_font_metrics_get_ascent (metrics) +
1945 pango_font_metrics_get_descent (metrics));
1946 pango_font_metrics_unref (metrics);
1948 arrow_size = MAX (arrow_size, font_size);
1950 gtk_widget_set_size_request (combo_box->priv->arrow, arrow_size, arrow_size);
1952 if (!combo_box->priv->tree_view)
1956 if (combo_box->priv->cell_view)
1958 GtkRequisition button_req, sep_req, arrow_req;
1959 gint border_width, xthickness, ythickness;
1961 gtk_widget_size_request (combo_box->priv->button, &button_req);
1962 border_width = GTK_CONTAINER (combo_box)->border_width;
1963 xthickness = combo_box->priv->button->style->xthickness;
1964 ythickness = combo_box->priv->button->style->ythickness;
1966 bin_req.width = MAX (bin_req.width, combo_box->priv->width);
1967 bin_req.height = MAX (bin_req.height, combo_box->priv->height);
1969 gtk_widget_size_request (combo_box->priv->separator, &sep_req);
1970 gtk_widget_size_request (combo_box->priv->arrow, &arrow_req);
1972 height = MAX (sep_req.height, arrow_req.height);
1973 height = MAX (height, bin_req.height);
1975 width = bin_req.width + sep_req.width + arrow_req.width;
1977 height += 2*(border_width + ythickness + focus_width + focus_pad);
1978 width += 2*(border_width + xthickness + focus_width + focus_pad);
1980 requisition->width = width;
1981 requisition->height = height;
1985 GtkRequisition but_req;
1987 gtk_widget_size_request (combo_box->priv->button, &but_req);
1989 requisition->width = bin_req.width + but_req.width;
1990 requisition->height = MAX (bin_req.height, but_req.height);
1996 GtkRequisition button_req, frame_req;
1998 /* sample + frame */
1999 *requisition = bin_req;
2001 requisition->width += 2 * focus_width;
2003 if (combo_box->priv->cell_view_frame)
2005 gtk_widget_size_request (combo_box->priv->cell_view_frame, &frame_req);
2006 if (combo_box->priv->has_frame)
2008 requisition->width += 2 *
2009 (GTK_CONTAINER (combo_box->priv->cell_view_frame)->border_width +
2010 GTK_WIDGET (combo_box->priv->cell_view_frame)->style->xthickness);
2011 requisition->height += 2 *
2012 (GTK_CONTAINER (combo_box->priv->cell_view_frame)->border_width +
2013 GTK_WIDGET (combo_box->priv->cell_view_frame)->style->ythickness);
2018 gtk_widget_size_request (combo_box->priv->button, &button_req);
2020 requisition->height = MAX (requisition->height, button_req.height);
2021 requisition->width += button_req.width;
2026 gtk_combo_box_size_allocate (GtkWidget *widget,
2027 GtkAllocation *allocation)
2029 GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
2030 gint focus_width, focus_pad;
2031 GtkAllocation child;
2033 gboolean is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
2035 widget->allocation = *allocation;
2037 gtk_widget_style_get (GTK_WIDGET (widget),
2038 "focus-line-width", &focus_width,
2039 "focus-padding", &focus_pad,
2042 if (!combo_box->priv->tree_view)
2044 if (combo_box->priv->cell_view)
2046 gint border_width, xthickness, ythickness;
2050 gtk_widget_size_allocate (combo_box->priv->button, allocation);
2052 /* set some things ready */
2053 border_width = GTK_CONTAINER (combo_box->priv->button)->border_width;
2054 xthickness = combo_box->priv->button->style->xthickness;
2055 ythickness = combo_box->priv->button->style->ythickness;
2057 child.x = allocation->x;
2058 child.y = allocation->y;
2059 width = allocation->width;
2060 child.height = allocation->height;
2062 if (!combo_box->priv->is_cell_renderer)
2064 child.x += border_width + xthickness + focus_width + focus_pad;
2065 child.y += border_width + ythickness + focus_width + focus_pad;
2066 width -= 2 * (child.x - allocation->x);
2067 child.height -= 2 * (child.y - allocation->y);
2071 /* handle the children */
2072 gtk_widget_size_request (combo_box->priv->arrow, &req);
2073 child.width = req.width;
2075 child.x += width - req.width;
2076 child.width = MAX (1, child.width);
2077 child.height = MAX (1, child.height);
2078 gtk_widget_size_allocate (combo_box->priv->arrow, &child);
2080 child.x += req.width;
2081 gtk_widget_size_request (combo_box->priv->separator, &req);
2082 child.width = req.width;
2084 child.x -= req.width;
2085 child.width = MAX (1, child.width);
2086 child.height = MAX (1, child.height);
2087 gtk_widget_size_allocate (combo_box->priv->separator, &child);
2091 child.x += req.width;
2092 child.width = allocation->x + allocation->width
2093 - (border_width + xthickness + focus_width + focus_pad)
2098 child.width = child.x;
2099 child.x = allocation->x
2100 + border_width + xthickness + focus_width + focus_pad;
2101 child.width -= child.x;
2104 child.width = MAX (1, child.width);
2105 child.height = MAX (1, child.height);
2106 gtk_widget_size_allocate (GTK_BIN (widget)->child, &child);
2110 gtk_widget_size_request (combo_box->priv->button, &req);
2112 child.x = allocation->x;
2114 child.x = allocation->x + allocation->width - req.width;
2115 child.y = allocation->y;
2116 child.width = req.width;
2117 child.height = allocation->height;
2118 child.width = MAX (1, child.width);
2119 child.height = MAX (1, child.height);
2120 gtk_widget_size_allocate (combo_box->priv->button, &child);
2123 child.x = allocation->x + req.width;
2125 child.x = allocation->x;
2126 child.y = allocation->y;
2127 child.width = allocation->width - req.width;
2128 child.width = MAX (1, child.width);
2129 child.height = MAX (1, child.height);
2130 gtk_widget_size_allocate (GTK_BIN (widget)->child, &child);
2138 gtk_widget_size_request (combo_box->priv->button, &req);
2140 child.x = allocation->x;
2142 child.x = allocation->x + allocation->width - req.width;
2143 child.y = allocation->y;
2144 child.width = req.width;
2145 child.height = allocation->height;
2146 child.width = MAX (1, child.width);
2147 child.height = MAX (1, child.height);
2148 gtk_widget_size_allocate (combo_box->priv->button, &child);
2152 child.x = allocation->x + req.width;
2154 child.x = allocation->x;
2155 child.y = allocation->y;
2156 child.width = allocation->width - req.width;
2157 child.height = allocation->height;
2159 if (combo_box->priv->cell_view_frame)
2161 child.width = MAX (1, child.width);
2162 child.height = MAX (1, child.height);
2163 gtk_widget_size_allocate (combo_box->priv->cell_view_frame, &child);
2166 if (combo_box->priv->has_frame)
2169 GTK_CONTAINER (combo_box->priv->cell_view_frame)->border_width +
2170 GTK_WIDGET (combo_box->priv->cell_view_frame)->style->xthickness;
2172 GTK_CONTAINER (combo_box->priv->cell_view_frame)->border_width +
2173 GTK_WIDGET (combo_box->priv->cell_view_frame)->style->ythickness;
2174 child.width -= 2 * (
2175 GTK_CONTAINER (combo_box->priv->cell_view_frame)->border_width +
2176 GTK_WIDGET (combo_box->priv->cell_view_frame)->style->xthickness);
2177 child.height -= 2 * (
2178 GTK_CONTAINER (combo_box->priv->cell_view_frame)->border_width +
2179 GTK_WIDGET (combo_box->priv->cell_view_frame)->style->ythickness);
2183 child.width = MAX (1, child.width);
2184 child.height = MAX (1, child.height);
2185 gtk_widget_size_allocate (GTK_BIN (combo_box)->child, &child);
2190 gtk_combo_box_unset_model (GtkComboBox *combo_box)
2192 if (combo_box->priv->model)
2194 g_signal_handler_disconnect (combo_box->priv->model,
2195 combo_box->priv->inserted_id);
2196 g_signal_handler_disconnect (combo_box->priv->model,
2197 combo_box->priv->deleted_id);
2198 g_signal_handler_disconnect (combo_box->priv->model,
2199 combo_box->priv->reordered_id);
2200 g_signal_handler_disconnect (combo_box->priv->model,
2201 combo_box->priv->changed_id);
2205 if (!combo_box->priv->tree_view)
2207 if (combo_box->priv->popup_widget)
2208 gtk_container_foreach (GTK_CONTAINER (combo_box->priv->popup_widget),
2209 (GtkCallback)gtk_widget_destroy, NULL);
2212 if (combo_box->priv->model)
2214 g_object_unref (combo_box->priv->model);
2215 combo_box->priv->model = NULL;
2218 if (combo_box->priv->active_row)
2220 gtk_tree_row_reference_free (combo_box->priv->active_row);
2221 combo_box->priv->active_row = NULL;
2224 if (combo_box->priv->cell_view)
2225 gtk_cell_view_set_displayed_row (GTK_CELL_VIEW (combo_box->priv->cell_view), NULL);
2229 gtk_combo_box_forall (GtkContainer *container,
2230 gboolean include_internals,
2231 GtkCallback callback,
2232 gpointer callback_data)
2234 GtkComboBox *combo_box = GTK_COMBO_BOX (container);
2236 if (include_internals)
2238 if (combo_box->priv->button)
2239 (* callback) (combo_box->priv->button, callback_data);
2240 if (combo_box->priv->cell_view_frame)
2241 (* callback) (combo_box->priv->cell_view_frame, callback_data);
2244 if (GTK_BIN (container)->child)
2245 (* callback) (GTK_BIN (container)->child, callback_data);
2249 gtk_combo_box_child_show (GtkWidget *widget,
2250 GtkComboBox *combo_box)
2252 GtkComboBoxPrivate *priv = combo_box->priv;
2254 priv->popup_shown = TRUE;
2255 g_object_notify (G_OBJECT (combo_box), "popup-shown");
2259 gtk_combo_box_child_hide (GtkWidget *widget,
2260 GtkComboBox *combo_box)
2262 GtkComboBoxPrivate *priv = combo_box->priv;
2264 priv->popup_shown = FALSE;
2265 g_object_notify (G_OBJECT (combo_box), "popup-shown");
2269 gtk_combo_box_expose_event (GtkWidget *widget,
2270 GdkEventExpose *event)
2272 GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
2274 if (!combo_box->priv->tree_view)
2276 gtk_container_propagate_expose (GTK_CONTAINER (widget),
2277 combo_box->priv->button, event);
2281 gtk_container_propagate_expose (GTK_CONTAINER (widget),
2282 combo_box->priv->button, event);
2284 if (combo_box->priv->cell_view_frame)
2285 gtk_container_propagate_expose (GTK_CONTAINER (widget),
2286 combo_box->priv->cell_view_frame, event);
2289 gtk_container_propagate_expose (GTK_CONTAINER (widget),
2290 GTK_BIN (widget)->child, event);
2305 path_visible (GtkTreeView *view,
2311 /* Note that we rely on the fact that collapsed rows don't have nodes
2313 return _gtk_tree_view_find_node (view, path, &tree, &node);
2317 tree_next_func (GtkTreeModel *model,
2322 SearchData *search_data = (SearchData *)data;
2324 if (search_data->found)
2326 if (!tree_column_row_is_sensitive (search_data->combo, iter))
2329 if (search_data->visible &&
2330 !path_visible (GTK_TREE_VIEW (search_data->combo->priv->tree_view), path))
2333 search_data->set = TRUE;
2334 search_data->iter = *iter;
2339 if (gtk_tree_path_compare (path, search_data->path) == 0)
2340 search_data->found = TRUE;
2346 tree_next (GtkComboBox *combo,
2347 GtkTreeModel *model,
2352 SearchData search_data;
2354 search_data.combo = combo;
2355 search_data.path = gtk_tree_model_get_path (model, iter);
2356 search_data.visible = visible;
2357 search_data.found = FALSE;
2358 search_data.set = FALSE;
2360 gtk_tree_model_foreach (model, tree_next_func, &search_data);
2362 *next = search_data.iter;
2364 gtk_tree_path_free (search_data.path);
2366 return search_data.set;
2370 tree_prev_func (GtkTreeModel *model,
2375 SearchData *search_data = (SearchData *)data;
2377 if (gtk_tree_path_compare (path, search_data->path) == 0)
2379 search_data->found = TRUE;
2383 if (!tree_column_row_is_sensitive (search_data->combo, iter))
2386 if (search_data->visible &&
2387 !path_visible (GTK_TREE_VIEW (search_data->combo->priv->tree_view), path))
2390 search_data->set = TRUE;
2391 search_data->iter = *iter;
2397 tree_prev (GtkComboBox *combo,
2398 GtkTreeModel *model,
2403 SearchData search_data;
2405 search_data.combo = combo;
2406 search_data.path = gtk_tree_model_get_path (model, iter);
2407 search_data.visible = visible;
2408 search_data.found = FALSE;
2409 search_data.set = FALSE;
2411 gtk_tree_model_foreach (model, tree_prev_func, &search_data);
2413 *prev = search_data.iter;
2415 gtk_tree_path_free (search_data.path);
2417 return search_data.set;
2421 tree_last_func (GtkTreeModel *model,
2426 SearchData *search_data = (SearchData *)data;
2428 if (!tree_column_row_is_sensitive (search_data->combo, iter))
2431 /* Note that we rely on the fact that collapsed rows don't have nodes
2433 if (search_data->visible &&
2434 !path_visible (GTK_TREE_VIEW (search_data->combo->priv->tree_view), path))
2437 search_data->set = TRUE;
2438 search_data->iter = *iter;
2444 tree_last (GtkComboBox *combo,
2445 GtkTreeModel *model,
2449 SearchData search_data;
2451 search_data.combo = combo;
2452 search_data.visible = visible;
2453 search_data.set = FALSE;
2455 gtk_tree_model_foreach (model, tree_last_func, &search_data);
2457 *last = search_data.iter;
2459 return search_data.set;
2464 tree_first_func (GtkTreeModel *model,
2469 SearchData *search_data = (SearchData *)data;
2471 if (!tree_column_row_is_sensitive (search_data->combo, iter))
2474 if (search_data->visible &&
2475 !path_visible (GTK_TREE_VIEW (search_data->combo->priv->tree_view), path))
2478 search_data->set = TRUE;
2479 search_data->iter = *iter;
2485 tree_first (GtkComboBox *combo,
2486 GtkTreeModel *model,
2490 SearchData search_data;
2492 search_data.combo = combo;
2493 search_data.visible = visible;
2494 search_data.set = FALSE;
2496 gtk_tree_model_foreach (model, tree_first_func, &search_data);
2498 *first = search_data.iter;
2500 return search_data.set;
2504 gtk_combo_box_scroll_event (GtkWidget *widget,
2505 GdkEventScroll *event)
2507 GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
2510 GtkTreeIter new_iter;
2512 if (!gtk_combo_box_get_active_iter (combo_box, &iter))
2515 if (event->direction == GDK_SCROLL_UP)
2516 found = tree_prev (combo_box, combo_box->priv->model,
2517 &iter, &new_iter, FALSE);
2519 found = tree_next (combo_box, combo_box->priv->model,
2520 &iter, &new_iter, FALSE);
2523 gtk_combo_box_set_active_iter (combo_box, &new_iter);
2533 gtk_combo_box_sync_cells (GtkComboBox *combo_box,
2534 GtkCellLayout *cell_layout)
2538 for (k = combo_box->priv->cells; k; k = k->next)
2541 ComboCellInfo *info = (ComboCellInfo *)k->data;
2543 if (info->pack == GTK_PACK_START)
2544 gtk_cell_layout_pack_start (cell_layout,
2545 info->cell, info->expand);
2546 else if (info->pack == GTK_PACK_END)
2547 gtk_cell_layout_pack_end (cell_layout,
2548 info->cell, info->expand);
2550 gtk_cell_layout_set_cell_data_func (cell_layout,
2552 combo_cell_data_func, info, NULL);
2554 for (j = info->attributes; j; j = j->next->next)
2556 gtk_cell_layout_add_attribute (cell_layout,
2559 GPOINTER_TO_INT (j->next->data));
2565 gtk_combo_box_menu_setup (GtkComboBox *combo_box,
2566 gboolean add_children)
2570 if (combo_box->priv->cell_view)
2572 combo_box->priv->button = gtk_toggle_button_new ();
2573 gtk_button_set_focus_on_click (GTK_BUTTON (combo_box->priv->button),
2574 combo_box->priv->focus_on_click);
2576 g_signal_connect (combo_box->priv->button, "toggled",
2577 G_CALLBACK (gtk_combo_box_button_toggled), combo_box);
2578 gtk_widget_set_parent (combo_box->priv->button,
2579 GTK_BIN (combo_box)->child->parent);
2581 combo_box->priv->box = gtk_hbox_new (FALSE, 0);
2582 gtk_container_add (GTK_CONTAINER (combo_box->priv->button),
2583 combo_box->priv->box);
2585 combo_box->priv->separator = gtk_vseparator_new ();
2586 gtk_container_add (GTK_CONTAINER (combo_box->priv->box),
2587 combo_box->priv->separator);
2589 combo_box->priv->arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_NONE);
2590 gtk_container_add (GTK_CONTAINER (combo_box->priv->box),
2591 combo_box->priv->arrow);
2593 gtk_widget_show_all (combo_box->priv->button);
2597 combo_box->priv->button = gtk_toggle_button_new ();
2598 gtk_button_set_focus_on_click (GTK_BUTTON (combo_box->priv->button),
2599 combo_box->priv->focus_on_click);
2601 g_signal_connect (combo_box->priv->button, "toggled",
2602 G_CALLBACK (gtk_combo_box_button_toggled), combo_box);
2603 gtk_widget_set_parent (combo_box->priv->button,
2604 GTK_BIN (combo_box)->child->parent);
2606 combo_box->priv->arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_NONE);
2607 gtk_container_add (GTK_CONTAINER (combo_box->priv->button),
2608 combo_box->priv->arrow);
2609 gtk_widget_show_all (combo_box->priv->button);
2612 g_signal_connect (combo_box->priv->button, "button_press_event",
2613 G_CALLBACK (gtk_combo_box_menu_button_press),
2615 g_signal_connect (combo_box->priv->button, "state_changed",
2616 G_CALLBACK (gtk_combo_box_button_state_changed),
2619 /* create our funky menu */
2620 menu = gtk_menu_new ();
2621 g_signal_connect (menu, "key_press_event",
2622 G_CALLBACK (gtk_combo_box_menu_key_press), combo_box);
2623 gtk_combo_box_set_popup_widget (combo_box, menu);
2627 gtk_combo_box_menu_fill (combo_box);
2629 /* the column is needed in tree_column_row_is_sensitive() */
2630 combo_box->priv->column = gtk_tree_view_column_new ();
2631 g_object_ref_sink (combo_box->priv->column);
2632 gtk_combo_box_sync_cells (combo_box,
2633 GTK_CELL_LAYOUT (combo_box->priv->column));
2635 gtk_combo_box_update_title (combo_box);
2639 gtk_combo_box_menu_fill (GtkComboBox *combo_box)
2643 if (!combo_box->priv->model)
2646 menu = combo_box->priv->popup_widget;
2648 if (combo_box->priv->add_tearoffs)
2650 GtkWidget *tearoff = gtk_tearoff_menu_item_new ();
2652 gtk_widget_show (tearoff);
2654 if (combo_box->priv->wrap_width)
2655 gtk_menu_attach (GTK_MENU (menu), tearoff,
2656 0, combo_box->priv->wrap_width, 0, 1);
2658 gtk_menu_shell_append (GTK_MENU_SHELL (menu), tearoff);
2661 gtk_combo_box_menu_fill_level (combo_box, menu, NULL);
2665 gtk_cell_view_menu_item_new (GtkComboBox *combo_box,
2666 GtkTreeModel *model,
2669 GtkWidget *cell_view;
2674 cell_view = gtk_cell_view_new ();
2675 item = gtk_menu_item_new ();
2676 gtk_container_add (GTK_CONTAINER (item), cell_view);
2678 gtk_cell_view_set_model (GTK_CELL_VIEW (cell_view), model);
2679 path = gtk_tree_model_get_path (model, iter);
2680 gtk_cell_view_set_displayed_row (GTK_CELL_VIEW (cell_view), path);
2681 gtk_tree_path_free (path);
2683 gtk_combo_box_sync_cells (combo_box, GTK_CELL_LAYOUT (cell_view));
2684 gtk_widget_size_request (cell_view, &req);
2685 gtk_widget_show (cell_view);
2691 gtk_combo_box_menu_fill_level (GtkComboBox *combo_box,
2693 GtkTreeIter *parent)
2695 GtkTreeModel *model = combo_box->priv->model;
2696 GtkWidget *item, *submenu, *subitem, *separator;
2698 gboolean is_separator;
2703 n_children = gtk_tree_model_iter_n_children (model, parent);
2706 for (i = 0; i < n_children; i++)
2708 gtk_tree_model_iter_nth_child (model, &iter, parent, i);
2710 if (combo_box->priv->row_separator_func)
2711 is_separator = (*combo_box->priv->row_separator_func) (combo_box->priv->model, &iter,
2712 combo_box->priv->row_separator_data);
2714 is_separator = FALSE;
2718 item = gtk_separator_menu_item_new ();
2719 path = gtk_tree_model_get_path (model, &iter);
2720 g_object_set_data_full (G_OBJECT (item),
2721 I_("gtk-combo-box-item-path"),
2722 gtk_tree_row_reference_new (model, path),
2723 (GDestroyNotify)gtk_tree_row_reference_free);
2724 gtk_tree_path_free (path);
2728 item = gtk_cell_view_menu_item_new (combo_box, model, &iter);
2729 if (gtk_tree_model_iter_has_child (model, &iter))
2731 submenu = gtk_menu_new ();
2732 gtk_widget_show (submenu);
2733 gtk_menu_item_set_submenu (GTK_MENU_ITEM (item), submenu);
2735 /* Ugly - since menus can only activate leafs, we have to
2736 * duplicate the item inside the submenu.
2738 subitem = gtk_cell_view_menu_item_new (combo_box, model, &iter);
2739 separator = gtk_separator_menu_item_new ();
2740 gtk_widget_show (subitem);
2741 gtk_widget_show (separator);
2742 g_signal_connect (subitem, "activate",
2743 G_CALLBACK (gtk_combo_box_menu_item_activate),
2745 gtk_menu_shell_append (GTK_MENU_SHELL (submenu), subitem);
2746 gtk_menu_shell_append (GTK_MENU_SHELL (submenu), separator);
2748 gtk_combo_box_menu_fill_level (combo_box, submenu, &iter);
2751 g_signal_connect (item, "activate",
2752 G_CALLBACK (gtk_combo_box_menu_item_activate),
2756 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
2757 if (combo_box->priv->wrap_width && menu == combo_box->priv->popup_widget)
2758 gtk_combo_box_relayout_item (combo_box, item, &iter, last);
2759 gtk_widget_show (item);
2766 gtk_combo_box_menu_destroy (GtkComboBox *combo_box)
2768 g_signal_handlers_disconnect_matched (combo_box->priv->button,
2769 G_SIGNAL_MATCH_DATA,
2771 gtk_combo_box_menu_button_press, NULL);
2772 g_signal_handlers_disconnect_matched (combo_box->priv->button,
2773 G_SIGNAL_MATCH_DATA,
2775 gtk_combo_box_button_state_changed, combo_box);
2777 /* unparent will remove our latest ref */
2778 gtk_widget_unparent (combo_box->priv->button);
2780 combo_box->priv->box = NULL;
2781 combo_box->priv->button = NULL;
2782 combo_box->priv->arrow = NULL;
2783 combo_box->priv->separator = NULL;
2785 g_object_unref (combo_box->priv->column);
2786 combo_box->priv->column = NULL;
2788 /* changing the popup window will unref the menu and the children */
2796 menu_occupied (GtkMenu *menu,
2800 guint bottom_attach)
2804 for (i = GTK_MENU_SHELL (menu)->children; i; i = i->next)
2808 gtk_container_child_get (GTK_CONTAINER (menu),
2812 "bottom-attach", &b,
2816 /* look if this item intersects with the given coordinates */
2817 if (right_attach > l && left_attach < r && bottom_attach > t && top_attach < b)
2825 gtk_combo_box_relayout_item (GtkComboBox *combo_box,
2830 gint current_col = 0, current_row = 0;
2831 gint rows = 1, cols = 1;
2832 GtkWidget *menu = combo_box->priv->popup_widget;
2834 if (!GTK_IS_MENU_SHELL (menu))
2837 if (combo_box->priv->col_column == -1 &&
2838 combo_box->priv->row_column == -1 &&
2841 gtk_container_child_get (GTK_CONTAINER (menu),
2843 "right-attach", ¤t_col,
2844 "top-attach", ¤t_row,
2846 if (current_col + cols > combo_box->priv->wrap_width)
2854 if (combo_box->priv->col_column != -1)
2855 gtk_tree_model_get (combo_box->priv->model, iter,
2856 combo_box->priv->col_column, &cols,
2858 if (combo_box->priv->row_column != -1)
2859 gtk_tree_model_get (combo_box->priv->model, iter,
2860 combo_box->priv->row_column, &rows,
2865 if (current_col + cols > combo_box->priv->wrap_width)
2871 if (!menu_occupied (GTK_MENU (menu),
2872 current_col, current_col + cols,
2873 current_row, current_row + rows))
2880 /* set attach props */
2881 gtk_menu_attach (GTK_MENU (menu), item,
2882 current_col, current_col + cols,
2883 current_row, current_row + rows);
2887 gtk_combo_box_relayout (GtkComboBox *combo_box)
2892 menu = combo_box->priv->popup_widget;
2894 /* do nothing unless we are in menu style and realized */
2895 if (combo_box->priv->tree_view || !GTK_IS_MENU_SHELL (menu))
2898 list = gtk_container_get_children (GTK_CONTAINER (menu));
2900 for (j = g_list_last (list); j; j = j->prev)
2901 gtk_container_remove (GTK_CONTAINER (menu), j->data);
2903 gtk_combo_box_menu_fill (combo_box);
2910 gtk_combo_box_menu_button_press (GtkWidget *widget,
2911 GdkEventButton *event,
2914 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
2916 if (GTK_IS_MENU (combo_box->priv->popup_widget) &&
2917 event->type == GDK_BUTTON_PRESS && event->button == 1)
2919 if (combo_box->priv->focus_on_click &&
2920 !GTK_WIDGET_HAS_FOCUS (combo_box->priv->button))
2921 gtk_widget_grab_focus (combo_box->priv->button);
2923 gtk_combo_box_menu_popup (combo_box, event->button, event->time);
2932 gtk_combo_box_menu_item_activate (GtkWidget *item,
2935 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
2936 GtkWidget *cell_view;
2940 cell_view = GTK_BIN (item)->child;
2942 g_return_if_fail (GTK_IS_CELL_VIEW (cell_view));
2944 path = gtk_cell_view_get_displayed_row (GTK_CELL_VIEW (cell_view));
2946 if (gtk_tree_model_get_iter (combo_box->priv->model, &iter, path))
2947 gtk_combo_box_set_active_iter (combo_box, &iter);
2949 gtk_tree_path_free (path);
2951 combo_box->priv->editing_canceled = FALSE;
2955 gtk_combo_box_model_row_inserted (GtkTreeModel *model,
2960 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
2962 if (combo_box->priv->tree_view)
2963 gtk_combo_box_list_popup_resize (combo_box);
2965 gtk_combo_box_menu_row_inserted (model, path, iter, user_data);
2969 gtk_combo_box_model_row_deleted (GtkTreeModel *model,
2973 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
2975 if (combo_box->priv->cell_view)
2977 if (!gtk_tree_row_reference_valid (combo_box->priv->active_row))
2978 gtk_cell_view_set_displayed_row (GTK_CELL_VIEW (combo_box->priv->cell_view), NULL);
2981 if (combo_box->priv->tree_view)
2982 gtk_combo_box_list_popup_resize (combo_box);
2984 gtk_combo_box_menu_row_deleted (model, path, user_data);
2988 gtk_combo_box_model_rows_reordered (GtkTreeModel *model,
2994 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
2996 gtk_tree_row_reference_reordered (G_OBJECT (user_data), path, iter, new_order);
2998 if (!combo_box->priv->tree_view)
2999 gtk_combo_box_menu_rows_reordered (model, path, iter, new_order, user_data);
3003 gtk_combo_box_model_row_changed (GtkTreeModel *model,
3008 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
3009 GtkTreePath *active_path;
3011 /* FIXME this belongs to GtkCellView */
3012 if (gtk_tree_row_reference_valid (combo_box->priv->active_row))
3014 active_path = gtk_tree_row_reference_get_path (combo_box->priv->active_row);
3015 if (gtk_tree_path_compare (path, active_path) == 0 &&
3016 combo_box->priv->cell_view)
3017 gtk_widget_queue_resize (GTK_WIDGET (combo_box->priv->cell_view));
3018 gtk_tree_path_free (active_path);
3021 if (combo_box->priv->tree_view)
3022 gtk_combo_box_list_row_changed (model, path, iter, user_data);
3024 gtk_combo_box_menu_row_changed (model, path, iter, user_data);
3028 list_popup_resize_idle (gpointer user_data)
3030 GtkComboBox *combo_box;
3031 gint x, y, width, height;
3033 GDK_THREADS_ENTER ();
3035 combo_box = GTK_COMBO_BOX (user_data);
3037 if (combo_box->priv->tree_view &&
3038 GTK_WIDGET_MAPPED (combo_box->priv->popup_window))
3040 gtk_combo_box_list_position (combo_box, &x, &y, &width, &height);
3042 gtk_widget_set_size_request (combo_box->priv->popup_window, width, height);
3043 gtk_window_move (GTK_WINDOW (combo_box->priv->popup_window), x, y);
3046 combo_box->priv->resize_idle_id = 0;
3048 GDK_THREADS_LEAVE ();
3054 gtk_combo_box_list_popup_resize (GtkComboBox *combo_box)
3056 if (!combo_box->priv->resize_idle_id)
3057 combo_box->priv->resize_idle_id =
3058 g_idle_add (list_popup_resize_idle, combo_box);
3062 gtk_combo_box_model_row_expanded (GtkTreeModel *model,
3067 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
3069 gtk_combo_box_list_popup_resize (combo_box);
3074 find_menu_by_path (GtkWidget *menu,
3076 gboolean skip_first)
3081 GtkTreeRowReference *mref;
3085 list = gtk_container_get_children (GTK_CONTAINER (menu));
3088 for (i = list; i; i = i->next)
3090 if (GTK_IS_SEPARATOR_MENU_ITEM (i->data))
3092 mref = g_object_get_data (G_OBJECT (i->data), "gtk-combo-box-item-path");
3095 else if (!gtk_tree_row_reference_valid (mref))
3098 mpath = gtk_tree_row_reference_get_path (mref);
3100 else if (GTK_IS_CELL_VIEW (GTK_BIN (i->data)->child))
3108 mpath = gtk_cell_view_get_displayed_row (GTK_CELL_VIEW (GTK_BIN (i->data)->child));
3113 /* this case is necessary, since the row reference of
3114 * the cell view may already be updated after a deletion
3121 if (gtk_tree_path_compare (mpath, path) == 0)
3123 gtk_tree_path_free (mpath);
3127 if (gtk_tree_path_is_ancestor (mpath, path))
3129 submenu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (i->data));
3130 if (submenu != NULL)
3132 gtk_tree_path_free (mpath);
3133 item = find_menu_by_path (submenu, path, TRUE);
3137 gtk_tree_path_free (mpath);
3147 dump_menu_tree (GtkWidget *menu,
3154 list = gtk_container_get_children (GTK_CONTAINER (menu));
3155 for (i = list; i; i = i->next)
3157 if (GTK_IS_CELL_VIEW (GTK_BIN (i->data)->child))
3159 path = gtk_cell_view_get_displayed_row (GTK_CELL_VIEW (GTK_BIN (i->data)->child));
3160 g_print ("%*s%s\n", 2 * level, " ", gtk_tree_path_to_string (path));
3161 gtk_tree_path_free (path);
3163 submenu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (i->data));
3164 if (submenu != NULL)
3165 dump_menu_tree (submenu, level + 1);
3174 gtk_combo_box_menu_row_inserted (GtkTreeModel *model,
3180 GtkWidget *item, *menu, *separator;
3181 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
3185 gboolean is_separator;
3187 if (!combo_box->priv->popup_widget)
3190 depth = gtk_tree_path_get_depth (path);
3191 pos = gtk_tree_path_get_indices (path)[depth - 1];
3194 ppath = gtk_tree_path_copy (path);
3195 gtk_tree_path_up (ppath);
3196 parent = find_menu_by_path (combo_box->priv->popup_widget, ppath, FALSE);
3197 gtk_tree_path_free (ppath);
3199 menu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (parent));
3202 menu = gtk_menu_new ();
3203 gtk_widget_show (menu);
3204 gtk_menu_item_set_submenu (GTK_MENU_ITEM (parent), menu);
3206 /* Ugly - since menus can only activate leaves, we have to
3207 * duplicate the item inside the submenu.
3209 gtk_tree_model_iter_parent (model, &piter, iter);
3210 item = gtk_cell_view_menu_item_new (combo_box, model, &piter);
3211 separator = gtk_separator_menu_item_new ();
3212 g_signal_connect (item, "activate",
3213 G_CALLBACK (gtk_combo_box_menu_item_activate),
3215 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
3216 gtk_menu_shell_append (GTK_MENU_SHELL (menu), separator);
3217 if (cell_view_is_sensitive (GTK_CELL_VIEW (GTK_BIN (item)->child)))
3219 gtk_widget_show (item);
3220 gtk_widget_show (separator);
3227 menu = combo_box->priv->popup_widget;
3228 if (combo_box->priv->add_tearoffs)
3232 if (combo_box->priv->row_separator_func)
3233 is_separator = (*combo_box->priv->row_separator_func) (model, iter,
3234 combo_box->priv->row_separator_data);
3236 is_separator = FALSE;
3240 item = gtk_separator_menu_item_new ();
3241 g_object_set_data_full (G_OBJECT (item),
3242 I_("gtk-combo-box-item-path"),
3243 gtk_tree_row_reference_new (model, path),
3244 (GDestroyNotify)gtk_tree_row_reference_free);
3248 item = gtk_cell_view_menu_item_new (combo_box, model, iter);
3250 g_signal_connect (item, "activate",
3251 G_CALLBACK (gtk_combo_box_menu_item_activate),
3255 gtk_widget_show (item);
3256 gtk_menu_shell_insert (GTK_MENU_SHELL (menu), item, pos);
3260 gtk_combo_box_menu_row_deleted (GtkTreeModel *model,
3264 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
3268 if (!combo_box->priv->popup_widget)
3271 item = find_menu_by_path (combo_box->priv->popup_widget, path, FALSE);
3272 menu = gtk_widget_get_parent (item);
3273 gtk_container_remove (GTK_CONTAINER (menu), item);
3277 gtk_combo_box_menu_rows_reordered (GtkTreeModel *model,
3283 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
3285 gtk_combo_box_relayout (combo_box);
3289 gtk_combo_box_menu_row_changed (GtkTreeModel *model,
3294 GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
3297 gboolean is_separator;
3299 if (!combo_box->priv->popup_widget)
3302 item = find_menu_by_path (combo_box->priv->popup_widget, path, FALSE);
3304 if (combo_box->priv->row_separator_func)
3305 is_separator = (*combo_box->priv->row_separator_func) (model, iter,
3306 combo_box->priv->row_separator_data);
3308 is_separator = FALSE;
3310 if (is_separator != GTK_IS_SEPARATOR_MENU_ITEM (item))
3312 gtk_combo_box_menu_row_deleted (model, path, combo_box);
3313 gtk_combo_box_menu_row_inserted (model, path, iter, combo_box);
3316 if (combo_box->priv->wrap_width
3317 && item->parent == combo_box->priv->popup_widget)
3319 GtkWidget *pitem = NULL;
3322 prev = gtk_tree_path_copy (path);
3324 if (gtk_tree_path_prev (prev))
3325 pitem = find_menu_by_path (combo_box->priv->popup_widget, prev, FALSE);
3327 gtk_tree_path_free (prev);
3329 /* unattach item so gtk_combo_box_relayout_item() won't spuriously
3331 gtk_container_child_set (GTK_CONTAINER (combo_box->priv->popup_widget),
3336 "bottom-attach", -1,
3339 gtk_combo_box_relayout_item (combo_box, item, iter, pitem);
3342 width = gtk_combo_box_calc_requested_width (combo_box, path);
3344 if (width > combo_box->priv->width)
3346 if (combo_box->priv->cell_view)
3348 gtk_widget_set_size_request (combo_box->priv->cell_view, width, -1);
3349 gtk_widget_queue_resize (combo_box->priv->cell_view);
3351 combo_box->priv->width = width;
3360 gtk_combo_box_list_setup (GtkComboBox *combo_box)
3362 GtkTreeSelection *sel;
3364 combo_box->priv->button = gtk_toggle_button_new ();
3365 gtk_widget_set_parent (combo_box->priv->button,
3366 GTK_BIN (combo_box)->child->parent);
3367 g_signal_connect (combo_box->priv->button, "button_press_event",
3368 G_CALLBACK (gtk_combo_box_list_button_pressed), combo_box);
3369 g_signal_connect (combo_box->priv->button, "toggled",
3370 G_CALLBACK (gtk_combo_box_button_toggled), combo_box);
3372 combo_box->priv->arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_NONE);
3373 gtk_container_add (GTK_CONTAINER (combo_box->priv->button),
3374 combo_box->priv->arrow);
3375 combo_box->priv->separator = NULL;
3376 gtk_widget_show_all (combo_box->priv->button);
3378 if (combo_box->priv->cell_view)
3380 gtk_cell_view_set_background_color (GTK_CELL_VIEW (combo_box->priv->cell_view),
3381 >K_WIDGET (combo_box)->style->base[GTK_WIDGET_STATE (combo_box)]);
3383 combo_box->priv->box = gtk_event_box_new ();
3384 gtk_event_box_set_visible_window (GTK_EVENT_BOX (combo_box->priv->box),
3387 if (combo_box->priv->has_frame)
3389 combo_box->priv->cell_view_frame = gtk_frame_new (NULL);
3390 gtk_frame_set_shadow_type (GTK_FRAME (combo_box->priv->cell_view_frame),
3395 combo_box->priv->cell_view_frame = gtk_event_box_new ();
3396 gtk_event_box_set_visible_window (GTK_EVENT_BOX (combo_box->priv->cell_view_frame),
3400 gtk_widget_set_parent (combo_box->priv->cell_view_frame,
3401 GTK_BIN (combo_box)->child->parent);
3402 gtk_container_add (GTK_CONTAINER (combo_box->priv->cell_view_frame),
3403 combo_box->priv->box);
3404 gtk_widget_show_all (combo_box->priv->cell_view_frame);
3406 g_signal_connect (combo_box->priv->box, "button_press_event",
3407 G_CALLBACK (gtk_combo_box_list_button_pressed),
3411 combo_box->priv->tree_view = gtk_tree_view_new ();
3412 sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (combo_box->priv->tree_view));
3413 gtk_tree_selection_set_mode (sel, GTK_SELECTION_BROWSE);
3414 gtk_tree_selection_set_select_function (sel,
3415 gtk_combo_box_list_select_func,
3417 gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (combo_box->priv->tree_view),
3419 gtk_tree_view_set_hover_selection (GTK_TREE_VIEW (combo_box->priv->tree_view),
3421 if (combo_box->priv->row_separator_func)
3422 gtk_tree_view_set_row_separator_func (GTK_TREE_VIEW (combo_box->priv->tree_view),
3423 combo_box->priv->row_separator_func,
3424 combo_box->priv->row_separator_data,
3426 if (combo_box->priv->model)
3427 gtk_tree_view_set_model (GTK_TREE_VIEW (combo_box->priv->tree_view),
3428 combo_box->priv->model);
3430 combo_box->priv->column = gtk_tree_view_column_new ();
3431 gtk_tree_view_append_column (GTK_TREE_VIEW (combo_box->priv->tree_view),
3432 combo_box->priv->column);
3435 gtk_combo_box_sync_cells (combo_box,
3436 GTK_CELL_LAYOUT (combo_box->priv->column));
3438 if (gtk_tree_row_reference_valid (combo_box->priv->active_row))
3442 path = gtk_tree_row_reference_get_path (combo_box->priv->active_row);
3443 gtk_tree_view_set_cursor (GTK_TREE_VIEW (combo_box->priv->tree_view),
3445 gtk_tree_path_free (path);
3448 /* set sample/popup widgets */
3449 gtk_combo_box_set_popup_widget (combo_box, combo_box->priv->tree_view);
3451 g_signal_connect (combo_box->priv->tree_view, "key_press_event",
3452 G_CALLBACK (gtk_combo_box_list_key_press),
3454 g_signal_connect (combo_box->priv->tree_view, "enter_notify_event",
3455 G_CALLBACK (gtk_combo_box_list_enter_notify),
3457 g_signal_connect (combo_box->priv->tree_view, "row_expanded",
3458 G_CALLBACK (gtk_combo_box_model_row_expanded),
3460 g_signal_connect (combo_box->priv->tree_view, "row_collapsed",
3461 G_CALLBACK (gtk_combo_box_model_row_expanded),
3463 g_signal_connect (combo_box->priv->popup_window, "button_press_event",
3464 G_CALLBACK (gtk_combo_box_list_button_pressed),
3466 g_signal_connect (combo_box->priv->popup_window, "button_release_event",
3467 G_CALLBACK (gtk_combo_box_list_button_released),
3470 gtk_widget_show (combo_box->priv->tree_view);
3474 gtk_combo_box_list_destroy (GtkComboBox *combo_box)
3476 /* disconnect signals */
3477 g_signal_handlers_disconnect_matched (combo_box->priv->tree_view,
3478 G_SIGNAL_MATCH_DATA,
3479 0, 0, NULL, NULL, combo_box);
3480 g_signal_handlers_disconnect_matched (combo_box->priv->button,
3481 G_SIGNAL_MATCH_DATA,
3483 gtk_combo_box_list_button_pressed,
3485 g_signal_handlers_disconnect_matched (combo_box->priv->popup_window,
3486 G_SIGNAL_MATCH_DATA,
3488 gtk_combo_box_list_button_pressed,
3490 g_signal_handlers_disconnect_matched (combo_box->priv->popup_window,
3491 G_SIGNAL_MATCH_DATA,
3493 gtk_combo_box_list_button_released,
3496 g_signal_handlers_disconnect_matched (combo_box->priv->popup_window,
3497 G_SIGNAL_MATCH_DATA,
3499 gtk_combo_box_child_show,
3502 g_signal_handlers_disconnect_matched (combo_box->priv->popup_window,
3503 G_SIGNAL_MATCH_DATA,
3505 gtk_combo_box_child_hide,
3508 if (combo_box->priv->box)
3509 g_signal_handlers_disconnect_matched (combo_box->priv->box,
3510 G_SIGNAL_MATCH_DATA,
3512 gtk_combo_box_list_button_pressed,
3515 /* destroy things (unparent will kill the latest ref from us)
3516 * last unref on button will destroy the arrow
3518 gtk_widget_unparent (combo_box->priv->button);
3519 combo_box->priv->button = NULL;
3520 combo_box->priv->arrow = NULL;
3522 if (combo_box->priv->cell_view)
3524 g_object_set (combo_box->priv->cell_view,
3525 "background-set", FALSE,
3529 if (combo_box->priv->cell_view_frame)
3531 gtk_widget_unparent (combo_box->priv->cell_view_frame);
3532 combo_box->priv->cell_view_frame = NULL;
3533 combo_box->priv->box = NULL;
3536 if (combo_box->priv->scroll_timer)
3538 g_source_remove (combo_box->priv->scroll_timer);
3539 combo_box->priv->scroll_timer = 0;
3542 if (combo_box->priv->resize_idle_id)
3544 g_source_remove (combo_box->priv->resize_idle_id);
3545 combo_box->priv->resize_idle_id = 0;
3548 gtk_widget_destroy (combo_box->priv->tree_view);
3550 combo_box->priv->tree_view = NULL;
3551 combo_box->priv->popup_widget = NULL;
3557 gtk_combo_box_list_button_pressed (GtkWidget *widget,
3558 GdkEventButton *event,
3561 GtkComboBox *combo_box = GTK_COMBO_BOX (data);
3563 GtkWidget *ewidget = gtk_get_event_widget ((GdkEvent *)event);
3565 if (ewidget == combo_box->priv->popup_window)
3568 if ((ewidget != combo_box->priv->button && ewidget != combo_box->priv->box) ||
3569 gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (combo_box->priv->button)))
3572 if (combo_box->priv->focus_on_click &&
3573 !GTK_WIDGET_HAS_FOCUS (combo_box->priv->button))
3574 gtk_widget_grab_focus (combo_box->priv->button);
3576 gtk_combo_box_popup (combo_box);
3578 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (combo_box->priv->button),
3581 combo_box->priv->auto_scroll = FALSE;
3582 if (combo_box->priv->scroll_timer == 0)
3583 combo_box->priv->scroll_timer = g_timeout_add (SCROLL_TIME,
3584 (GSourceFunc) gtk_combo_box_list_scroll_timeout,
3587 combo_box->priv->popup_in_progress = TRUE;
3593 gtk_combo_box_list_button_released (GtkWidget *widget,
3594 GdkEventButton *event,
3598 GtkTreePath *path = NULL;
3601 GtkComboBox *combo_box = GTK_COMBO_BOX (data);
3603 gboolean popup_in_progress = FALSE;
3605 GtkWidget *ewidget = gtk_get_event_widget ((GdkEvent *)event);
3607 if (combo_box->priv->popup_in_progress)
3609 popup_in_progress = TRUE;
3610 combo_box->priv->popup_in_progress = FALSE;
3613 gtk_tree_view_set_hover_expand (GTK_TREE_VIEW (combo_box->priv->tree_view),
3615 if (combo_box->priv->scroll_timer)
3617 g_source_remove (combo_box->priv->scroll_timer);
3618 combo_box->priv->scroll_timer = 0;
3621 if (ewidget != combo_box->priv->tree_view)
3623 if ((ewidget == combo_box->priv->button ||
3624 ewidget == combo_box->priv->box) &&
3625 !popup_in_progress &&
3626 gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (combo_box->priv->button)))
3628 gtk_combo_box_popdown (combo_box);
3632 /* released outside treeview */
3633 if (ewidget != combo_box->priv->button &&
3634 ewidget != combo_box->priv->box)
3636 gtk_combo_box_popdown (combo_box);
3644 /* select something cool */
3645 ret = gtk_tree_view_get_path_at_pos (GTK_TREE_VIEW (combo_box->priv->tree_view),
3651 return TRUE; /* clicked outside window? */
3653 gtk_tree_model_get_iter (combo_box->priv->model, &iter, path);
3654 gtk_tree_path_free (path);
3656 gtk_combo_box_popdown (combo_box);
3658 if (tree_column_row_is_sensitive (combo_box, &iter))
3659 gtk_combo_box_set_active_iter (combo_box, &iter);
3665 gtk_combo_box_menu_key_press (GtkWidget *widget,
3669 GtkComboBox *combo_box = GTK_COMBO_BOX (data);
3670 guint state = event->state & gtk_accelerator_get_default_mod_mask ();
3672 if ((event->keyval == GDK_Up || event->keyval == GDK_KP_Up) &&
3673 state == GDK_MOD1_MASK)
3675 gtk_combo_box_popdown (combo_box);
3684 gtk_combo_box_list_key_press (GtkWidget *widget,
3688 GtkComboBox *combo_box = GTK_COMBO_BOX (data);
3690 guint state = event->state & gtk_accelerator_get_default_mod_mask ();
3692 if (event->keyval == GDK_Escape ||
3693 ((event->keyval == GDK_Up || event->keyval == GDK_KP_Up) &&
3694 state == GDK_MOD1_MASK))
3696 gtk_combo_box_popdown (combo_box);
3698 /* reset active item -- this is incredibly lame and ugly */
3699 if (gtk_combo_box_get_active_iter (combo_box, &iter))
3700 gtk_combo_box_set_active_iter (combo_box, &iter);
3705 if (event->keyval == GDK_Return || event->keyval == GDK_KP_Enter ||
3706 event->keyval == GDK_space || event->keyval == GDK_KP_Space)
3708 GtkTreeModel *model = NULL;
3710 gtk_combo_box_popdown (combo_box);
3712 if (combo_box->priv->model)
3714 GtkTreeSelection *sel;
3716 sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (combo_box->priv->tree_view));
3718 if (gtk_tree_selection_get_selected (sel, &model, &iter))
3719 gtk_combo_box_set_active_iter (combo_box, &iter);
3729 gtk_combo_box_list_auto_scroll (GtkComboBox *combo_box,
3733 GtkWidget *tree_view = combo_box->priv->tree_view;
3737 adj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (combo_box->priv->scrolled_window));
3738 if (adj && adj->upper - adj->lower > adj->page_size)
3740 if (x <= tree_view->allocation.x &&
3741 adj->lower < adj->value)
3743 value = adj->value - (tree_view->allocation.x - x + 1);
3744 gtk_adjustment_set_value (adj, CLAMP (value, adj->lower, adj->upper - adj->page_size));
3746 else if (x >= tree_view->allocation.x + tree_view->allocation.width &&
3747 adj->upper - adj->page_size > adj->value)
3749 value = adj->value + (x - tree_view->allocation.x - tree_view->allocation.width + 1);
3750 gtk_adjustment_set_value (adj, CLAMP (value, 0.0, adj->upper - adj->page_size));
3754 adj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (combo_box->priv->scrolled_window));
3755 if (adj && adj->upper - adj->lower > adj->page_size)
3757 if (y <= tree_view->allocation.y &&
3758 adj->lower < adj->value)
3760 value = adj->value - (tree_view->allocation.y - y + 1);
3761 gtk_adjustment_set_value (adj, CLAMP (value, adj->lower, adj->upper - adj->page_size));
3763 else if (y >= tree_view->allocation.height &&
3764 adj->upper - adj->page_size > adj->value)
3766 value = adj->value + (y - tree_view->allocation.height + 1);
3767 gtk_adjustment_set_value (adj, CLAMP (value, 0.0, adj->upper - adj->page_size));
3773 gtk_combo_box_list_scroll_timeout (GtkComboBox *combo_box)
3777 GDK_THREADS_ENTER ();
3779 if (combo_box->priv->auto_scroll)
3781 gdk_window_get_pointer (combo_box->priv->tree_view->window,
3783 gtk_combo_box_list_auto_scroll (combo_box, x, y);
3786 GDK_THREADS_LEAVE ();
3792 gtk_combo_box_list_enter_notify (GtkWidget *widget,
3793 GdkEventCrossing *event,
3796 GtkComboBox *combo_box = GTK_COMBO_BOX (data);
3798 combo_box->priv->auto_scroll = TRUE;
3804 gtk_combo_box_list_select_func (GtkTreeSelection *selection,
3805 GtkTreeModel *model,
3807 gboolean path_currently_selected,
3811 gboolean sensitive = FALSE;
3813 for (list = selection->tree_view->priv->columns; list && !sensitive; list = list->next)
3815 GList *cells, *cell;
3816 gboolean cell_sensitive, cell_visible;
3818 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (list->data);
3820 if (!column->visible)
3823 gtk_tree_model_get_iter (model, &iter, path);
3824 gtk_tree_view_column_cell_set_cell_data (column, model, &iter,
3827 cell = cells = gtk_tree_view_column_get_cell_renderers (column);
3830 g_object_get (cell->data,
3831 "sensitive", &cell_sensitive,
3832 "visible", &cell_visible,
3835 if (cell_visible && cell_sensitive)
3840 g_list_free (cells);
3842 sensitive = cell_sensitive;
3849 gtk_combo_box_list_row_changed (GtkTreeModel *model,
3854 GtkComboBox *combo_box = GTK_COMBO_BOX (data);
3857 width = gtk_combo_box_calc_requested_width (combo_box, path);
3859 if (width > combo_box->priv->width)
3861 if (combo_box->priv->cell_view)
3863 gtk_widget_set_size_request (combo_box->priv->cell_view, width, -1);
3864 gtk_widget_queue_resize (combo_box->priv->cell_view);
3866 combo_box->priv->width = width;
3871 * GtkCellLayout implementation
3875 pack_start_recurse (GtkWidget *menu,
3876 GtkCellRenderer *cell,
3882 list = gtk_container_get_children (GTK_CONTAINER (menu));
3883 for (i = list; i; i = i->next)
3885 if (GTK_IS_CELL_LAYOUT (GTK_BIN (i->data)->child))
3886 gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (GTK_BIN (i->data)->child),
3889 submenu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (i->data));
3890 if (submenu != NULL)
3891 pack_start_recurse (submenu, cell, expand);
3898 gtk_combo_box_cell_layout_pack_start (GtkCellLayout *layout,
3899 GtkCellRenderer *cell,
3902 ComboCellInfo *info;
3903 GtkComboBox *combo_box;
3905 g_return_if_fail (GTK_IS_COMBO_BOX (layout));
3906 g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
3908 combo_box = GTK_COMBO_BOX (layout);
3910 g_object_ref_sink (cell);
3912 info = g_new0 (ComboCellInfo, 1);
3914 info->expand = expand;
3915 info->pack = GTK_PACK_START;
3917 combo_box->priv->cells = g_slist_append (combo_box->priv->cells, info);
3919 if (combo_box->priv->cell_view)
3920 gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo_box->priv->cell_view),
3923 if (combo_box->priv->column)
3924 gtk_tree_view_column_pack_start (combo_box->priv->column, cell, expand);
3926 if (GTK_IS_MENU (combo_box->priv->popup_widget))
3927 pack_start_recurse (combo_box->priv->popup_widget, cell, expand);
3931 pack_end_recurse (GtkWidget *menu,
3932 GtkCellRenderer *cell,
3938 list = gtk_container_get_children (GTK_CONTAINER (menu));
3939 for (i = list; i; i = i->next)
3941 if (GTK_IS_CELL_LAYOUT (GTK_BIN (i->data)->child))
3942 gtk_cell_layout_pack_end (GTK_CELL_LAYOUT (GTK_BIN (i->data)->child),
3945 submenu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (i->data));
3946 if (submenu != NULL)
3947 pack_end_recurse (submenu, cell, expand);
3954 gtk_combo_box_cell_layout_pack_end (GtkCellLayout *layout,
3955 GtkCellRenderer *cell,
3958 ComboCellInfo *info;
3959 GtkComboBox *combo_box;
3961 g_return_if_fail (GTK_IS_COMBO_BOX (layout));
3962 g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
3964 combo_box = GTK_COMBO_BOX (layout);
3966 g_object_ref_sink (cell);
3968 info = g_new0 (ComboCellInfo, 1);
3970 info->expand = expand;
3971 info->pack = GTK_PACK_END;
3973 combo_box->priv->cells = g_slist_append (combo_box->priv->cells, info);
3975 if (combo_box->priv->cell_view)
3976 gtk_cell_layout_pack_end (GTK_CELL_LAYOUT (combo_box->priv->cell_view),
3979 if (combo_box->priv->column)
3980 gtk_tree_view_column_pack_end (combo_box->priv->column, cell, expand);
3982 if (GTK_IS_MENU (combo_box->priv->popup_widget))
3983 pack_end_recurse (combo_box->priv->popup_widget, cell, expand);
3987 clear_recurse (GtkWidget *menu)
3992 list = gtk_container_get_children (GTK_CONTAINER (menu));
3993 for (i = list; i; i = i->next)
3995 if (GTK_IS_CELL_LAYOUT (GTK_BIN (i->data)->child))
3996 gtk_cell_layout_clear (GTK_CELL_LAYOUT (GTK_BIN (i->data)->child));
3998 submenu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (i->data));
3999 if (submenu != NULL)
4000 clear_recurse (submenu);
4007 gtk_combo_box_cell_layout_clear (GtkCellLayout *layout)
4009 GtkComboBox *combo_box;
4012 g_return_if_fail (GTK_IS_COMBO_BOX (layout));
4014 combo_box = GTK_COMBO_BOX (layout);
4016 if (combo_box->priv->cell_view)
4017 gtk_cell_layout_clear (GTK_CELL_LAYOUT (combo_box->priv->cell_view));
4019 if (combo_box->priv->column)
4020 gtk_tree_view_column_clear (combo_box->priv->column);
4022 for (i = combo_box->priv->cells; i; i = i->next)
4024 ComboCellInfo *info = (ComboCellInfo *)i->data;
4026 gtk_combo_box_cell_layout_clear_attributes (layout, info->cell);
4027 g_object_unref (info->cell);
4031 g_slist_free (combo_box->priv->cells);
4032 combo_box->priv->cells = NULL;
4034 if (GTK_IS_MENU (combo_box->priv->popup_widget))
4035 clear_recurse (combo_box->priv->popup_widget);
4039 add_attribute_recurse (GtkWidget *menu,
4040 GtkCellRenderer *cell,
4041 const gchar *attribute,
4047 list = gtk_container_get_children (GTK_CONTAINER (menu));
4048 for (i = list; i; i = i->next)
4050 if (GTK_IS_CELL_LAYOUT (GTK_BIN (i->data)->child))
4051 gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (GTK_BIN (i->data)->child),
4052 cell, attribute, column);
4054 submenu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (i->data));
4055 if (submenu != NULL)
4056 add_attribute_recurse (submenu, cell, attribute, column);
4063 gtk_combo_box_cell_layout_add_attribute (GtkCellLayout *layout,
4064 GtkCellRenderer *cell,
4065 const gchar *attribute,
4068 ComboCellInfo *info;
4069 GtkComboBox *combo_box;
4071 g_return_if_fail (GTK_IS_COMBO_BOX (layout));
4072 g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
4074 combo_box = GTK_COMBO_BOX (layout);
4076 info = gtk_combo_box_get_cell_info (combo_box, cell);
4078 info->attributes = g_slist_prepend (info->attributes,
4079 GINT_TO_POINTER (column));
4080 info->attributes = g_slist_prepend (info->attributes,
4081 g_strdup (attribute));
4083 if (combo_box->priv->cell_view)
4084 gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (combo_box->priv->cell_view),
4085 cell, attribute, column);
4087 if (combo_box->priv->column)
4088 gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (combo_box->priv->column),
4089 cell, attribute, column);
4091 if (GTK_IS_MENU (combo_box->priv->popup_widget))
4092 add_attribute_recurse (combo_box->priv->popup_widget, cell, attribute, column);
4093 gtk_widget_queue_resize (GTK_WIDGET (combo_box));
4097 combo_cell_data_func (GtkCellLayout *cell_layout,
4098 GtkCellRenderer *cell,
4099 GtkTreeModel *tree_model,
4103 ComboCellInfo *info = (ComboCellInfo *)data;
4104 GtkWidget *parent = NULL;
4109 (*info->func) (cell_layout, cell, tree_model, iter, info->func_data);
4111 if (GTK_IS_WIDGET (cell_layout))
4112 parent = gtk_widget_get_parent (GTK_WIDGET (cell_layout));
4114 if (GTK_IS_MENU_ITEM (parent) &&
4115 gtk_menu_item_get_submenu (GTK_MENU_ITEM (parent)))
4116 g_object_set (cell, "sensitive", TRUE, NULL);
4121 set_cell_data_func_recurse (GtkWidget *menu,
4122 GtkCellRenderer *cell,
4123 ComboCellInfo *info)
4127 GtkWidget *cell_view;
4129 list = gtk_container_get_children (GTK_CONTAINER (menu));
4130 for (i = list; i; i = i->next)
4132 cell_view = GTK_BIN (i->data)->child;
4133 if (GTK_IS_CELL_LAYOUT (cell_view))
4135 /* Override sensitivity for inner nodes; we don't
4136 * want menuitems with submenus to appear insensitive
4138 gtk_cell_layout_set_cell_data_func (GTK_CELL_LAYOUT (cell_view),
4140 combo_cell_data_func,
4142 submenu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (i->data));
4143 if (submenu != NULL)
4144 set_cell_data_func_recurse (submenu, cell, info);
4152 gtk_combo_box_cell_layout_set_cell_data_func (GtkCellLayout *layout,
4153 GtkCellRenderer *cell,
4154 GtkCellLayoutDataFunc func,
4156 GDestroyNotify destroy)
4158 ComboCellInfo *info;
4159 GtkComboBox *combo_box;
4161 g_return_if_fail (GTK_IS_COMBO_BOX (layout));
4163 combo_box = GTK_COMBO_BOX (layout);
4165 info = gtk_combo_box_get_cell_info (combo_box, cell);
4166 g_return_if_fail (info != NULL);
4170 GDestroyNotify d = info->destroy;
4172 info->destroy = NULL;
4173 d (info->func_data);
4177 info->func_data = func_data;
4178 info->destroy = destroy;
4180 if (combo_box->priv->cell_view)
4181 gtk_cell_layout_set_cell_data_func (GTK_CELL_LAYOUT (combo_box->priv->cell_view), cell, func, func_data, NULL);
4183 if (combo_box->priv->column)
4184 gtk_cell_layout_set_cell_data_func (GTK_CELL_LAYOUT (combo_box->priv->column), cell, func, func_data, NULL);
4186 if (GTK_IS_MENU (combo_box->priv->popup_widget))
4187 set_cell_data_func_recurse (combo_box->priv->popup_widget, cell, info);
4189 gtk_widget_queue_resize (GTK_WIDGET (combo_box));
4193 clear_attributes_recurse (GtkWidget *menu,
4194 GtkCellRenderer *cell)
4199 list = gtk_container_get_children (GTK_CONTAINER (menu));
4200 for (i = list; i; i = i->next)
4202 if (GTK_IS_CELL_LAYOUT (GTK_BIN (i->data)->child))
4203 gtk_cell_layout_clear_attributes (GTK_CELL_LAYOUT (GTK_BIN (i->data)->child),
4206 submenu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (i->data));
4207 if (submenu != NULL)
4208 clear_attributes_recurse (submenu, cell);
4215 gtk_combo_box_cell_layout_clear_attributes (GtkCellLayout *layout,
4216 GtkCellRenderer *cell)
4218 ComboCellInfo *info;
4219 GtkComboBox *combo_box;
4222 g_return_if_fail (GTK_IS_COMBO_BOX (layout));
4223 g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
4225 combo_box = GTK_COMBO_BOX (layout);
4227 info = gtk_combo_box_get_cell_info (combo_box, cell);
4228 g_return_if_fail (info != NULL);
4230 list = info->attributes;
4231 while (list && list->next)
4233 g_free (list->data);
4234 list = list->next->next;
4236 g_slist_free (info->attributes);
4237 info->attributes = NULL;
4239 if (combo_box->priv->cell_view)
4240 gtk_cell_layout_clear_attributes (GTK_CELL_LAYOUT (combo_box->priv->cell_view), cell);
4242 if (combo_box->priv->column)
4243 gtk_cell_layout_clear_attributes (GTK_CELL_LAYOUT (combo_box->priv->column), cell);
4245 if (GTK_IS_MENU (combo_box->priv->popup_widget))
4246 clear_attributes_recurse (combo_box->priv->popup_widget, cell);
4248 gtk_widget_queue_resize (GTK_WIDGET (combo_box));
4252 reorder_recurse (GtkWidget *menu,
4253 GtkCellRenderer *cell,
4259 list = gtk_container_get_children (GTK_CONTAINER (menu));
4260 for (i = list; i; i = i->next)
4262 if (GTK_IS_CELL_LAYOUT (GTK_BIN (i->data)->child))
4263 gtk_cell_layout_reorder (GTK_CELL_LAYOUT (GTK_BIN (i->data)->child),
4266 submenu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (i->data));
4267 if (submenu != NULL)
4268 reorder_recurse (submenu, cell, position);
4275 gtk_combo_box_cell_layout_reorder (GtkCellLayout *layout,
4276 GtkCellRenderer *cell,
4279 ComboCellInfo *info;
4280 GtkComboBox *combo_box;
4283 g_return_if_fail (GTK_IS_COMBO_BOX (layout));
4284 g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
4286 combo_box = GTK_COMBO_BOX (layout);
4288 info = gtk_combo_box_get_cell_info (combo_box, cell);
4290 g_return_if_fail (info != NULL);
4291 g_return_if_fail (position >= 0);
4293 link = g_slist_find (combo_box->priv->cells, info);
4295 g_return_if_fail (link != NULL);
4297 combo_box->priv->cells = g_slist_remove_link (combo_box->priv->cells, link);
4298 combo_box->priv->cells = g_slist_insert (combo_box->priv->cells, info,
4301 if (combo_box->priv->cell_view)
4302 gtk_cell_layout_reorder (GTK_CELL_LAYOUT (combo_box->priv->cell_view),
4305 if (combo_box->priv->column)
4306 gtk_cell_layout_reorder (GTK_CELL_LAYOUT (combo_box->priv->column),
4309 if (GTK_IS_MENU (combo_box->priv->popup_widget))
4310 reorder_recurse (combo_box->priv->popup_widget, cell, position);
4312 gtk_widget_queue_draw (GTK_WIDGET (combo_box));
4320 * gtk_combo_box_new:
4322 * Creates a new empty #GtkComboBox.
4324 * Return value: A new #GtkComboBox.
4329 gtk_combo_box_new (void)
4331 return g_object_new (GTK_TYPE_COMBO_BOX, NULL);
4335 * gtk_combo_box_new_with_model:
4336 * @model: A #GtkTreeModel.
4338 * Creates a new #GtkComboBox with the model initialized to @model.
4340 * Return value: A new #GtkComboBox.
4345 gtk_combo_box_new_with_model (GtkTreeModel *model)
4347 GtkComboBox *combo_box;
4349 g_return_val_if_fail (GTK_IS_TREE_MODEL (model), NULL);
4351 combo_box = g_object_new (GTK_TYPE_COMBO_BOX, "model", model, NULL);
4353 return GTK_WIDGET (combo_box);
4357 * gtk_combo_box_get_wrap_width:
4358 * @combo_box: A #GtkComboBox.
4360 * Returns the wrap width which is used to determine the number
4361 * of columns for the popup menu. If the wrap width is larger than
4362 * 1, the combo box is in table mode.
4364 * Returns: the wrap width.
4369 gtk_combo_box_get_wrap_width (GtkComboBox *combo_box)
4371 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), -1);
4373 return combo_box->priv->wrap_width;
4377 * gtk_combo_box_set_wrap_width:
4378 * @combo_box: A #GtkComboBox.
4379 * @width: Preferred number of columns.
4381 * Sets the wrap width of @combo_box to be @width. The wrap width is basically
4382 * the preferred number of columns when you want the popup to be layed out
4388 gtk_combo_box_set_wrap_width (GtkComboBox *combo_box,
4391 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
4392 g_return_if_fail (width >= 0);
4394 if (width != combo_box->priv->wrap_width)
4396 combo_box->priv->wrap_width = width;
4398 gtk_combo_box_check_appearance (combo_box);
4399 gtk_combo_box_relayout (combo_box);
4401 g_object_notify (G_OBJECT (combo_box), "wrap-width");
4406 * gtk_combo_box_get_row_span_column:
4407 * @combo_box: A #GtkComboBox.
4409 * Returns the column with row span information for @combo_box.
4411 * Returns: the row span column.
4416 gtk_combo_box_get_row_span_column (GtkComboBox *combo_box)
4418 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), -1);
4420 return combo_box->priv->row_column;
4424 * gtk_combo_box_set_row_span_column:
4425 * @combo_box: A #GtkComboBox.
4426 * @row_span: A column in the model passed during construction.
4428 * Sets the column with row span information for @combo_box to be @row_span.
4429 * The row span column contains integers which indicate how many rows
4430 * an item should span.
4435 gtk_combo_box_set_row_span_column (GtkComboBox *combo_box,
4440 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
4442 col = gtk_tree_model_get_n_columns (combo_box->priv->model);
4443 g_return_if_fail (row_span >= -1 && row_span < col);
4445 if (row_span != combo_box->priv->row_column)
4447 combo_box->priv->row_column = row_span;
4449 gtk_combo_box_relayout (combo_box);
4451 g_object_notify (G_OBJECT (combo_box), "row-span-column");
4456 * gtk_combo_box_get_column_span_column:
4457 * @combo_box: A #GtkComboBox.
4459 * Returns the column with column span information for @combo_box.
4461 * Returns: the column span column.
4466 gtk_combo_box_get_column_span_column (GtkComboBox *combo_box)
4468 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), -1);
4470 return combo_box->priv->col_column;
4474 * gtk_combo_box_set_column_span_column:
4475 * @combo_box: A #GtkComboBox.
4476 * @column_span: A column in the model passed during construction.
4478 * Sets the column with column span information for @combo_box to be
4479 * @column_span. The column span column contains integers which indicate
4480 * how many columns an item should span.
4485 gtk_combo_box_set_column_span_column (GtkComboBox *combo_box,
4490 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
4492 col = gtk_tree_model_get_n_columns (combo_box->priv->model);
4493 g_return_if_fail (column_span >= -1 && column_span < col);
4495 if (column_span != combo_box->priv->col_column)
4497 combo_box->priv->col_column = column_span;
4499 gtk_combo_box_relayout (combo_box);
4501 g_object_notify (G_OBJECT (combo_box), "column-span-column");
4506 * gtk_combo_box_get_active:
4507 * @combo_box: A #GtkComboBox.
4509 * Returns the index of the currently active item, or -1 if there's no
4510 * active item. If the model is a non-flat treemodel, and the active item
4511 * is not an immediate child of the root of the tree, this function returns
4512 * <literal>gtk_tree_path_get_indices (path)[0]</literal>, where
4513 * <literal>path</literal> is the #GtkTreePath of the active item.
4515 * Return value: An integer which is the index of the currently active item, or
4516 * -1 if there's no active item.
4521 gtk_combo_box_get_active (GtkComboBox *combo_box)
4524 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), 0);
4526 if (gtk_tree_row_reference_valid (combo_box->priv->active_row))
4530 path = gtk_tree_row_reference_get_path (combo_box->priv->active_row);
4531 result = gtk_tree_path_get_indices (path)[0];
4532 gtk_tree_path_free (path);
4541 * gtk_combo_box_set_active:
4542 * @combo_box: A #GtkComboBox.
4543 * @index_: An index in the model passed during construction, or -1 to have
4546 * Sets the active item of @combo_box to be the item at @index.
4551 gtk_combo_box_set_active (GtkComboBox *combo_box,
4554 GtkTreePath *path = NULL;
4555 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
4556 g_return_if_fail (index_ >= -1);
4559 path = gtk_tree_path_new_from_indices (index_, -1);
4561 gtk_combo_box_set_active_internal (combo_box, path);
4564 gtk_tree_path_free (path);
4568 gtk_combo_box_set_active_internal (GtkComboBox *combo_box,
4571 GtkTreePath *active_path;
4574 if (path && gtk_tree_row_reference_valid (combo_box->priv->active_row))
4576 active_path = gtk_tree_row_reference_get_path (combo_box->priv->active_row);
4577 path_cmp = gtk_tree_path_compare (path, active_path);
4578 gtk_tree_path_free (active_path);
4583 if (combo_box->priv->active_row)
4585 gtk_tree_row_reference_free (combo_box->priv->active_row);
4586 combo_box->priv->active_row = NULL;
4591 if (combo_box->priv->tree_view)
4592 gtk_tree_selection_unselect_all (gtk_tree_view_get_selection (GTK_TREE_VIEW (combo_box->priv->tree_view)));
4595 GtkMenu *menu = GTK_MENU (combo_box->priv->popup_widget);
4597 if (GTK_IS_MENU (menu))
4598 gtk_menu_set_active (menu, -1);
4601 if (combo_box->priv->cell_view)
4602 gtk_cell_view_set_displayed_row (GTK_CELL_VIEW (combo_box->priv->cell_view), NULL);
4606 combo_box->priv->active_row =
4607 gtk_tree_row_reference_new (combo_box->priv->model, path);
4609 if (combo_box->priv->tree_view)
4611 gtk_tree_view_set_cursor (GTK_TREE_VIEW (combo_box->priv->tree_view),
4614 else if (GTK_IS_MENU (combo_box->priv->popup_widget))
4616 /* FIXME handle nested menus better */
4617 gtk_menu_set_active (GTK_MENU (combo_box->priv->popup_widget),
4618 gtk_tree_path_get_indices (path)[0]);
4621 if (combo_box->priv->cell_view)
4622 gtk_cell_view_set_displayed_row (GTK_CELL_VIEW (combo_box->priv->cell_view),
4626 g_signal_emit (combo_box, combo_box_signals[CHANGED], 0);
4627 g_object_notify (G_OBJECT (combo_box), "active");
4632 * gtk_combo_box_get_active_iter:
4633 * @combo_box: A #GtkComboBox
4634 * @iter: The uninitialized #GtkTreeIter.
4636 * Sets @iter to point to the current active item, if it exists.
4638 * Return value: %TRUE, if @iter was set
4643 gtk_combo_box_get_active_iter (GtkComboBox *combo_box,
4649 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), FALSE);
4651 if (!gtk_tree_row_reference_valid (combo_box->priv->active_row))
4654 path = gtk_tree_row_reference_get_path (combo_box->priv->active_row);
4655 result = gtk_tree_model_get_iter (combo_box->priv->model, iter, path);
4656 gtk_tree_path_free (path);
4662 * gtk_combo_box_set_active_iter:
4663 * @combo_box: A #GtkComboBox
4664 * @iter: The #GtkTreeIter.
4666 * Sets the current active item to be the one referenced by @iter.
4667 * @iter must correspond to a path of depth one.
4672 gtk_combo_box_set_active_iter (GtkComboBox *combo_box,
4677 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
4679 path = gtk_tree_model_get_path (gtk_combo_box_get_model (combo_box), iter);
4680 gtk_combo_box_set_active_internal (combo_box, path);
4681 gtk_tree_path_free (path);
4685 * gtk_combo_box_set_model:
4686 * @combo_box: A #GtkComboBox.
4687 * @model: A #GtkTreeModel.
4689 * Sets the model used by @combo_box to be @model. Will unset a previously set
4690 * model (if applicable). If model is %NULL, then it will unset the model.
4692 * Note that this function does not clear the cell renderers, you have to
4693 * call gtk_combo_box_cell_layout_clear() yourself if you need to set up
4694 * different cell renderers for the new model.
4699 gtk_combo_box_set_model (GtkComboBox *combo_box,
4700 GtkTreeModel *model)
4702 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
4706 gtk_combo_box_unset_model (combo_box);
4710 g_return_if_fail (GTK_IS_TREE_MODEL (model));
4712 if (model == combo_box->priv->model)
4715 if (combo_box->priv->model)
4716 gtk_combo_box_unset_model (combo_box);
4718 combo_box->priv->model = model;
4719 g_object_ref (combo_box->priv->model);
4721 combo_box->priv->inserted_id =
4722 g_signal_connect (combo_box->priv->model, "row_inserted",
4723 G_CALLBACK (gtk_combo_box_model_row_inserted),
4725 combo_box->priv->deleted_id =
4726 g_signal_connect (combo_box->priv->model, "row_deleted",
4727 G_CALLBACK (gtk_combo_box_model_row_deleted),
4729 combo_box->priv->reordered_id =
4730 g_signal_connect (combo_box->priv->model, "rows_reordered",
4731 G_CALLBACK (gtk_combo_box_model_rows_reordered),
4733 combo_box->priv->changed_id =
4734 g_signal_connect (combo_box->priv->model, "row_changed",
4735 G_CALLBACK (gtk_combo_box_model_row_changed),
4738 if (combo_box->priv->tree_view)
4741 gtk_tree_view_set_model (GTK_TREE_VIEW (combo_box->priv->tree_view),
4742 combo_box->priv->model);
4743 gtk_combo_box_list_popup_resize (combo_box);
4748 if (combo_box->priv->popup_widget)
4749 gtk_combo_box_menu_fill (combo_box);
4753 if (combo_box->priv->cell_view)
4754 gtk_cell_view_set_model (GTK_CELL_VIEW (combo_box->priv->cell_view),
4755 combo_box->priv->model);
4759 * gtk_combo_box_get_model
4760 * @combo_box: A #GtkComboBox.
4762 * Returns the #GtkTreeModel which is acting as data source for @combo_box.
4764 * Return value: A #GtkTreeModel which was passed during construction.
4769 gtk_combo_box_get_model (GtkComboBox *combo_box)
4771 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), NULL);
4773 return combo_box->priv->model;
4777 /* convenience API for simple text combos */
4780 * gtk_combo_box_new_text:
4782 * Convenience function which constructs a new text combo box, which is a
4783 * #GtkComboBox just displaying strings. If you use this function to create
4784 * a text combo box, you should only manipulate its data source with the
4785 * following convenience functions: gtk_combo_box_append_text(),
4786 * gtk_combo_box_insert_text(), gtk_combo_box_prepend_text() and
4787 * gtk_combo_box_remove_text().
4789 * Return value: A new text combo box.
4794 gtk_combo_box_new_text (void)
4796 GtkWidget *combo_box;
4797 GtkCellRenderer *cell;
4798 GtkListStore *store;
4800 store = gtk_list_store_new (1, G_TYPE_STRING);
4801 combo_box = gtk_combo_box_new_with_model (GTK_TREE_MODEL (store));
4802 g_object_unref (store);
4804 cell = gtk_cell_renderer_text_new ();
4805 gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo_box), cell, TRUE);
4806 gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (combo_box), cell,
4814 * gtk_combo_box_append_text:
4815 * @combo_box: A #GtkComboBox constructed using gtk_combo_box_new_text().
4818 * Appends @string to the list of strings stored in @combo_box. Note that
4819 * you can only use this function with combo boxes constructed with
4820 * gtk_combo_box_new_text().
4825 gtk_combo_box_append_text (GtkComboBox *combo_box,
4829 GtkListStore *store;
4831 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
4832 g_return_if_fail (GTK_IS_LIST_STORE (combo_box->priv->model));
4833 g_return_if_fail (text != NULL);
4835 store = GTK_LIST_STORE (combo_box->priv->model);
4837 gtk_list_store_append (store, &iter);
4838 gtk_list_store_set (store, &iter, 0, text, -1);
4842 * gtk_combo_box_insert_text:
4843 * @combo_box: A #GtkComboBox constructed using gtk_combo_box_new_text().
4844 * @position: An index to insert @text.
4847 * Inserts @string at @position in the list of strings stored in @combo_box.
4848 * Note that you can only use this function with combo boxes constructed
4849 * with gtk_combo_box_new_text().
4854 gtk_combo_box_insert_text (GtkComboBox *combo_box,
4859 GtkListStore *store;
4861 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
4862 g_return_if_fail (GTK_IS_LIST_STORE (combo_box->priv->model));
4863 g_return_if_fail (position >= 0);
4864 g_return_if_fail (text != NULL);
4866 store = GTK_LIST_STORE (combo_box->priv->model);
4868 gtk_list_store_insert (store, &iter, position);
4869 gtk_list_store_set (store, &iter, 0, text, -1);
4873 * gtk_combo_box_prepend_text:
4874 * @combo_box: A #GtkComboBox constructed with gtk_combo_box_new_text().
4877 * Prepends @string to the list of strings stored in @combo_box. Note that
4878 * you can only use this function with combo boxes constructed with
4879 * gtk_combo_box_new_text().
4884 gtk_combo_box_prepend_text (GtkComboBox *combo_box,
4888 GtkListStore *store;
4890 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
4891 g_return_if_fail (GTK_IS_LIST_STORE (combo_box->priv->model));
4892 g_return_if_fail (text != NULL);
4894 store = GTK_LIST_STORE (combo_box->priv->model);
4896 gtk_list_store_prepend (store, &iter);
4897 gtk_list_store_set (store, &iter, 0, text, -1);
4901 * gtk_combo_box_remove_text:
4902 * @combo_box: A #GtkComboBox constructed with gtk_combo_box_new_text().
4903 * @position: Index of the item to remove.
4905 * Removes the string at @position from @combo_box. Note that you can only use
4906 * this function with combo boxes constructed with gtk_combo_box_new_text().
4911 gtk_combo_box_remove_text (GtkComboBox *combo_box,
4915 GtkListStore *store;
4917 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
4918 g_return_if_fail (GTK_IS_LIST_STORE (combo_box->priv->model));
4919 g_return_if_fail (position >= 0);
4921 store = GTK_LIST_STORE (combo_box->priv->model);
4923 if (gtk_tree_model_iter_nth_child (combo_box->priv->model, &iter,
4925 gtk_list_store_remove (store, &iter);
4929 * gtk_combo_box_get_active_text:
4930 * @combo_box: A #GtkComboBox constructed with gtk_combo_box_new_text().
4932 * Returns the currently active string in @combo_box or %NULL if none
4933 * is selected. Note that you can only use this function with combo
4934 * boxes constructed with gtk_combo_box_new_text() and with
4935 * #GtkComboBoxEntry<!-- -->s.
4937 * Returns: a newly allocated string containing the currently active text.
4942 gtk_combo_box_get_active_text (GtkComboBox *combo_box)
4944 GtkComboBoxClass *class;
4946 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), NULL);
4948 class = GTK_COMBO_BOX_GET_CLASS (combo_box);
4950 if (class->get_active_text)
4951 return (* class->get_active_text) (combo_box);
4957 gtk_combo_box_real_get_active_text (GtkComboBox *combo_box)
4962 g_return_val_if_fail (GTK_IS_LIST_STORE (combo_box->priv->model), NULL);
4964 if (gtk_combo_box_get_active_iter (combo_box, &iter))
4965 gtk_tree_model_get (combo_box->priv->model, &iter,
4972 gtk_combo_box_real_move_active (GtkComboBox *combo_box,
4973 GtkScrollType scroll)
4976 GtkTreeIter new_iter;
4977 gboolean active_iter;
4980 if (!combo_box->priv->model)
4983 active_iter = gtk_combo_box_get_active_iter (combo_box, &iter);
4987 case GTK_SCROLL_STEP_BACKWARD:
4988 case GTK_SCROLL_STEP_UP:
4989 case GTK_SCROLL_STEP_LEFT:
4992 found = tree_prev (combo_box, combo_box->priv->model,
4993 &iter, &new_iter, FALSE);
4996 /* else fall through */
4998 case GTK_SCROLL_PAGE_FORWARD:
4999 case GTK_SCROLL_PAGE_DOWN:
5000 case GTK_SCROLL_PAGE_RIGHT:
5001 case GTK_SCROLL_END:
5002 found = tree_last (combo_box, combo_box->priv->model, &new_iter, FALSE);
5005 case GTK_SCROLL_STEP_FORWARD:
5006 case GTK_SCROLL_STEP_DOWN:
5007 case GTK_SCROLL_STEP_RIGHT:
5010 found = tree_next (combo_box, combo_box->priv->model,
5011 &iter, &new_iter, FALSE);
5014 /* else fall through */
5016 case GTK_SCROLL_PAGE_BACKWARD:
5017 case GTK_SCROLL_PAGE_UP:
5018 case GTK_SCROLL_PAGE_LEFT:
5019 case GTK_SCROLL_START:
5020 found = tree_first (combo_box, combo_box->priv->model, &new_iter, FALSE);
5031 GtkTreePath *old_path;
5032 GtkTreePath *new_path;
5034 old_path = gtk_tree_model_get_path (combo_box->priv->model, &iter);
5035 new_path = gtk_tree_model_get_path (combo_box->priv->model, &new_iter);
5037 if (gtk_tree_path_compare (old_path, new_path) == 0)
5040 gtk_tree_path_free (old_path);
5041 gtk_tree_path_free (new_path);
5046 gtk_combo_box_set_active_iter (combo_box, &new_iter);
5053 gtk_combo_box_mnemonic_activate (GtkWidget *widget,
5054 gboolean group_cycling)
5056 GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
5058 gtk_widget_grab_focus (combo_box->priv->button);
5064 gtk_combo_box_grab_focus (GtkWidget *widget)
5066 GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
5068 gtk_widget_grab_focus (combo_box->priv->button);
5072 gtk_combo_box_destroy (GtkObject *object)
5074 GtkComboBox *combo_box = GTK_COMBO_BOX (object);
5076 if (combo_box->priv->popup_idle_id > 0)
5078 g_source_remove (combo_box->priv->popup_idle_id);
5079 combo_box->priv->popup_idle_id = 0;
5082 gtk_combo_box_popdown (combo_box);
5084 if (combo_box->priv->row_separator_destroy)
5085 (* combo_box->priv->row_separator_destroy) (combo_box->priv->row_separator_data);
5087 combo_box->priv->row_separator_func = NULL;
5088 combo_box->priv->row_separator_data = NULL;
5089 combo_box->priv->row_separator_destroy = NULL;
5091 GTK_OBJECT_CLASS (gtk_combo_box_parent_class)->destroy (object);
5092 combo_box->priv->cell_view = NULL;
5096 gtk_combo_box_finalize (GObject *object)
5098 GtkComboBox *combo_box = GTK_COMBO_BOX (object);
5101 if (GTK_IS_MENU (combo_box->priv->popup_widget))
5103 gtk_combo_box_menu_destroy (combo_box);
5104 gtk_menu_detach (GTK_MENU (combo_box->priv->popup_widget));
5105 combo_box->priv->popup_widget = NULL;
5108 if (GTK_IS_TREE_VIEW (combo_box->priv->tree_view))
5109 gtk_combo_box_list_destroy (combo_box);
5111 if (combo_box->priv->popup_window)
5112 gtk_widget_destroy (combo_box->priv->popup_window);
5114 gtk_combo_box_unset_model (combo_box);
5116 for (i = combo_box->priv->cells; i; i = i->next)
5118 ComboCellInfo *info = (ComboCellInfo *)i->data;
5119 GSList *list = info->attributes;
5122 info->destroy (info->func_data);
5124 while (list && list->next)
5126 g_free (list->data);
5127 list = list->next->next;
5129 g_slist_free (info->attributes);
5131 g_object_unref (info->cell);
5134 g_slist_free (combo_box->priv->cells);
5136 g_free (combo_box->priv->tearoff_title);
5138 G_OBJECT_CLASS (gtk_combo_box_parent_class)->finalize (object);
5142 gtk_cell_editable_key_press (GtkWidget *widget,
5146 GtkComboBox *combo_box = GTK_COMBO_BOX (data);
5148 if (event->keyval == GDK_Escape)
5150 combo_box->priv->editing_canceled = TRUE;
5152 gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (combo_box));
5153 gtk_cell_editable_remove_widget (GTK_CELL_EDITABLE (combo_box));
5157 else if (event->keyval == GDK_Return)
5159 gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (combo_box));
5160 gtk_cell_editable_remove_widget (GTK_CELL_EDITABLE (combo_box));
5169 popdown_idle (gpointer data)
5171 GtkComboBox *combo_box;
5173 GDK_THREADS_ENTER ();
5175 combo_box = GTK_COMBO_BOX (data);
5177 gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (combo_box));
5178 gtk_cell_editable_remove_widget (GTK_CELL_EDITABLE (combo_box));
5180 g_object_unref (combo_box);
5182 GDK_THREADS_LEAVE ();
5188 popdown_handler (GtkWidget *widget,
5191 g_idle_add (popdown_idle, g_object_ref (data));
5195 popup_idle (gpointer data)
5197 GtkComboBox *combo_box;
5199 GDK_THREADS_ENTER ();
5201 combo_box = GTK_COMBO_BOX (data);
5203 if (GTK_IS_MENU (combo_box->priv->popup_widget) &&
5204 combo_box->priv->cell_view)
5205 g_signal_connect_object (combo_box->priv->popup_widget,
5206 "unmap", G_CALLBACK (popdown_handler),
5209 /* we unset this if a menu item is activated */
5210 combo_box->priv->editing_canceled = TRUE;
5211 gtk_combo_box_popup (combo_box);
5213 combo_box->priv->popup_idle_id = 0;
5215 GDK_THREADS_LEAVE ();
5221 gtk_combo_box_start_editing (GtkCellEditable *cell_editable,
5224 GtkComboBox *combo_box = GTK_COMBO_BOX (cell_editable);
5226 combo_box->priv->is_cell_renderer = TRUE;
5228 if (combo_box->priv->cell_view)
5230 g_signal_connect_object (combo_box->priv->button, "key_press_event",
5231 G_CALLBACK (gtk_cell_editable_key_press),
5234 gtk_widget_grab_focus (combo_box->priv->button);
5238 g_signal_connect_object (GTK_BIN (combo_box)->child, "key_press_event",
5239 G_CALLBACK (gtk_cell_editable_key_press),
5242 gtk_widget_grab_focus (GTK_WIDGET (GTK_BIN (combo_box)->child));
5243 GTK_WIDGET_UNSET_FLAGS (combo_box->priv->button, GTK_CAN_FOCUS);
5246 /* we do the immediate popup only for the optionmenu-like
5249 if (combo_box->priv->is_cell_renderer &&
5250 combo_box->priv->cell_view && !combo_box->priv->tree_view)
5251 combo_box->priv->popup_idle_id = g_idle_add (popup_idle, combo_box);
5256 * gtk_combo_box_get_add_tearoffs:
5257 * @combo_box: a #GtkComboBox
5259 * Gets the current value of the :add-tearoffs property.
5261 * Return value: the current value of the :add-tearoffs property.
5264 gtk_combo_box_get_add_tearoffs (GtkComboBox *combo_box)
5266 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), FALSE);
5268 return combo_box->priv->add_tearoffs;
5272 * gtk_combo_box_set_add_tearoffs:
5273 * @combo_box: a #GtkComboBox
5274 * @add_tearoffs: %TRUE to add tearoff menu items
5276 * Sets whether the popup menu should have a tearoff
5282 gtk_combo_box_set_add_tearoffs (GtkComboBox *combo_box,
5283 gboolean add_tearoffs)
5285 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
5287 add_tearoffs = add_tearoffs != FALSE;
5289 if (combo_box->priv->add_tearoffs != add_tearoffs)
5291 combo_box->priv->add_tearoffs = add_tearoffs;
5292 gtk_combo_box_check_appearance (combo_box);
5293 gtk_combo_box_relayout (combo_box);
5294 g_object_notify (G_OBJECT (combo_box), "add-tearoffs");
5299 * gtk_combo_box_get_title:
5300 * @combo_box: a #GtkComboBox
5302 * Gets the current title of the menu in tearoff mode. See
5303 * gtk_combo_box_set_add_tearoffs().
5305 * Returns: the menu's title in tearoff mode. This is an internal copy of the
5306 * string which must not be freed.
5310 G_CONST_RETURN gchar*
5311 gtk_combo_box_get_title (GtkComboBox *combo_box)
5313 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), NULL);
5315 return combo_box->priv->tearoff_title;
5319 gtk_combo_box_update_title (GtkComboBox *combo_box)
5321 gtk_combo_box_check_appearance (combo_box);
5323 if (combo_box->priv->popup_widget &&
5324 GTK_IS_MENU (combo_box->priv->popup_widget))
5325 gtk_menu_set_title (GTK_MENU (combo_box->priv->popup_widget),
5326 combo_box->priv->tearoff_title);
5330 * gtk_combo_box_set_title:
5331 * @combo_box: a #GtkComboBox
5332 * @title: a title for the menu in tearoff mode.
5334 * Sets the menu's title in tearoff mode.
5339 gtk_combo_box_set_title (GtkComboBox *combo_box,
5342 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
5344 if (strcmp (title ? title : "",
5345 combo_box->priv->tearoff_title ? combo_box->priv->tearoff_title : "") != 0)
5347 g_free (combo_box->priv->tearoff_title);
5348 combo_box->priv->tearoff_title = g_strdup (title);
5350 gtk_combo_box_update_title (combo_box);
5352 g_object_notify (G_OBJECT (combo_box), "tearoff-title");
5357 _gtk_combo_box_editing_canceled (GtkComboBox *combo_box)
5359 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), TRUE);
5361 return combo_box->priv->editing_canceled;
5365 * gtk_combo_box_get_popup_accessible:
5366 * @combo_box: a #GtkComboBox
5368 * Gets the accessible object corresponding to the combo box's popup.
5370 * This function is mostly intended for use by accessibility technologies;
5371 * applications should have little use for it.
5373 * Returns: the accessible object corresponding to the combo box's popup.
5378 gtk_combo_box_get_popup_accessible (GtkComboBox *combo_box)
5382 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), NULL);
5384 if (combo_box->priv->popup_widget)
5386 atk_obj = gtk_widget_get_accessible (combo_box->priv->popup_widget);
5394 * gtk_combo_box_get_row_separator_func:
5395 * @combo_box: a #GtkComboBox
5397 * Returns the current row separator function.
5399 * Return value: the current row separator function.
5403 GtkTreeViewRowSeparatorFunc
5404 gtk_combo_box_get_row_separator_func (GtkComboBox *combo_box)
5406 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), NULL);
5408 return combo_box->priv->row_separator_func;
5412 * gtk_combo_box_set_row_separator_func:
5413 * @combo_box: a #GtkComboBox
5414 * @func: a #GtkTreeViewRowSeparatorFunc
5415 * @data: user data to pass to @func, or %NULL
5416 * @destroy: destroy notifier for @data, or %NULL
5418 * Sets the row separator function, which is used to determine
5419 * whether a row should be drawn as a separator. If the row separator
5420 * function is %NULL, no separators are drawn. This is the default value.
5425 gtk_combo_box_set_row_separator_func (GtkComboBox *combo_box,
5426 GtkTreeViewRowSeparatorFunc func,
5428 GtkDestroyNotify destroy)
5430 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
5432 if (combo_box->priv->row_separator_destroy)
5433 (* combo_box->priv->row_separator_destroy) (combo_box->priv->row_separator_data);
5435 combo_box->priv->row_separator_func = func;
5436 combo_box->priv->row_separator_data = data;
5437 combo_box->priv->row_separator_destroy = destroy;
5439 if (combo_box->priv->tree_view)
5440 gtk_tree_view_set_row_separator_func (GTK_TREE_VIEW (combo_box->priv->tree_view),
5443 gtk_combo_box_relayout (combo_box);
5445 gtk_widget_queue_draw (GTK_WIDGET (combo_box));
5450 * gtk_combo_box_set_focus_on_click:
5451 * @combo: a #GtkComboBox
5452 * @focus_on_click: whether the combo box grabs focus when clicked
5455 * Sets whether the combo box will grab focus when it is clicked with
5456 * the mouse. Making mouse clicks not grab focus is useful in places
5457 * like toolbars where you don't want the keyboard focus removed from
5458 * the main area of the application.
5463 gtk_combo_box_set_focus_on_click (GtkComboBox *combo_box,
5464 gboolean focus_on_click)
5466 g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
5468 focus_on_click = focus_on_click != FALSE;
5470 if (combo_box->priv->focus_on_click != focus_on_click)
5472 combo_box->priv->focus_on_click = focus_on_click;
5474 if (combo_box->priv->button)
5475 gtk_button_set_focus_on_click (GTK_BUTTON (combo_box->priv->button),
5478 g_object_notify (G_OBJECT (combo_box), "focus-on-click");
5483 * gtk_combo_box_get_focus_on_click:
5484 * @combo: a #GtkComboBox
5486 * Returns whether the combo box grabs focus when it is clicked
5487 * with the mouse. See gtk_combo_box_set_focus_on_click().
5489 * Return value: %TRUE if the combo box grabs focus when it is
5490 * clicked with the mouse.
5495 gtk_combo_box_get_focus_on_click (GtkComboBox *combo_box)
5497 g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), FALSE);
5499 return combo_box->priv->focus_on_click;
5503 #define __GTK_COMBO_BOX_C__
5504 #include "gtkaliasdef.c"