1 /* -*- Mode: C; c-file-style: "gnu"; tab-width: 8 -*- */
2 /* GTK - The GIMP Toolkit
3 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 * Boston, MA 02111-1307, USA.
22 * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
23 * file for a list of people on the GTK+ Team. See the ChangeLog
24 * files for a list of changes. These files are distributed with
25 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
33 #include <gdk/gdkkeysyms.h>
35 #include "gtknotebook.h"
38 #include "gtkmenuitem.h"
41 #include "gtkmarshalers.h"
42 #include "gtkbindings.h"
43 #include "gtkprivate.h"
45 #include "gtkbuildable.h"
47 #define SCROLL_DELAY_FACTOR 5
48 #define SCROLL_THRESHOLD 12
49 #define DND_THRESHOLD_MULTIPLIER 4
50 #define FRAMES_PER_SECOND 45
51 #define MSECS_BETWEEN_UPDATES (1000 / FRAMES_PER_SECOND)
53 typedef struct _GtkNotebookPage GtkNotebookPage;
58 DRAG_OPERATION_REORDER,
60 } GtkNotebookDragOperation;
68 struct _GtkNotebookPriv
70 GtkNotebookDragOperation operation;
71 GtkNotebookPage *cur_page;
72 GtkNotebookPage *detached_tab;
73 GtkTargetList *source_targets;
74 GtkWidget *action_widget[N_ACTION_WIDGETS];
75 GtkWidget *dnd_window;
78 GdkWindow *drag_window;
79 GdkWindow *event_window;
82 GList *first_tab; /* The first tab visible (for scrolling notebooks) */
98 guint switch_tab_timer;
107 guint child_has_focus : 1;
108 guint click_child : 3;
109 guint during_detach : 1;
110 guint during_reorder : 1;
111 guint focus_out : 1; /* Flag used by ::move-focus-out implementation */
112 guint has_scrolled : 1;
113 guint have_visible_child : 1;
114 guint homogeneous : 1;
116 guint need_timer : 1;
117 guint show_border : 1;
119 guint scrollable : 1;
122 guint has_before_previous : 1;
123 guint has_before_next : 1;
124 guint has_after_previous : 1;
125 guint has_after_next : 1;
161 } GtkNotebookPointerPosition;
163 #define ARROW_IS_LEFT(arrow) ((arrow) == ARROW_LEFT_BEFORE || (arrow) == ARROW_LEFT_AFTER)
164 #define ARROW_IS_BEFORE(arrow) ((arrow) == ARROW_LEFT_BEFORE || (arrow) == ARROW_RIGHT_BEFORE)
179 CHILD_PROP_TAB_LABEL,
180 CHILD_PROP_MENU_LABEL,
182 CHILD_PROP_TAB_EXPAND,
185 CHILD_PROP_REORDERABLE,
186 CHILD_PROP_DETACHABLE
189 #define GTK_NOTEBOOK_PAGE(_glist_) ((GtkNotebookPage *)((GList *)(_glist_))->data)
191 /* some useful defines for calculating coords */
192 #define PAGE_LEFT_X(_page_) (((GtkNotebookPage *) (_page_))->allocation.x)
193 #define PAGE_RIGHT_X(_page_) (((GtkNotebookPage *) (_page_))->allocation.x + ((GtkNotebookPage *) (_page_))->allocation.width)
194 #define PAGE_MIDDLE_X(_page_) (((GtkNotebookPage *) (_page_))->allocation.x + ((GtkNotebookPage *) (_page_))->allocation.width / 2)
195 #define PAGE_TOP_Y(_page_) (((GtkNotebookPage *) (_page_))->allocation.y)
196 #define PAGE_BOTTOM_Y(_page_) (((GtkNotebookPage *) (_page_))->allocation.y + ((GtkNotebookPage *) (_page_))->allocation.height)
197 #define PAGE_MIDDLE_Y(_page_) (((GtkNotebookPage *) (_page_))->allocation.y + ((GtkNotebookPage *) (_page_))->allocation.height / 2)
198 #define NOTEBOOK_IS_TAB_LABEL_PARENT(_notebook_,_page_) (((GtkNotebookPage *) (_page_))->tab_label->parent == ((GtkWidget *) (_notebook_)))
200 struct _GtkNotebookPage
203 GtkWidget *tab_label;
204 GtkWidget *menu_label;
205 GtkWidget *last_focus_child; /* Last descendant of the page that had focus */
207 guint default_menu : 1; /* If true, we create the menu label ourself */
208 guint default_tab : 1; /* If true, we create the tab label ourself */
212 guint reorderable : 1;
213 guint detachable : 1;
215 /* if true, the tab label was visible on last allocation; we track this so
216 * that we know to redraw the tab area if a tab label was hidden then shown
217 * without changing position */
218 guint tab_allocated_visible : 1;
220 GtkRequisition requisition;
221 GtkAllocation allocation;
223 gulong mnemonic_activate_signal;
224 gulong notify_visible_handler;
227 static const GtkTargetEntry notebook_targets [] = {
228 { "GTK_NOTEBOOK_TAB", GTK_TARGET_SAME_APP, 0 },
231 #ifdef G_DISABLE_CHECKS
232 #define CHECK_FIND_CHILD(notebook, child) \
233 gtk_notebook_find_child (notebook, child, G_STRLOC)
235 #define CHECK_FIND_CHILD(notebook, child) \
236 gtk_notebook_find_child (notebook, child, NULL)
239 /*** GtkNotebook Methods ***/
240 static gboolean gtk_notebook_select_page (GtkNotebook *notebook,
241 gboolean move_focus);
242 static gboolean gtk_notebook_focus_tab (GtkNotebook *notebook,
243 GtkNotebookTab type);
244 static gboolean gtk_notebook_change_current_page (GtkNotebook *notebook,
246 static void gtk_notebook_move_focus_out (GtkNotebook *notebook,
247 GtkDirectionType direction_type);
248 static gboolean gtk_notebook_reorder_tab (GtkNotebook *notebook,
249 GtkDirectionType direction_type,
250 gboolean move_to_last);
251 static void gtk_notebook_remove_tab_label (GtkNotebook *notebook,
252 GtkNotebookPage *page);
253 static void gtk_notebook_set_tab_label_packing (GtkNotebook *notebook,
257 GtkPackType pack_type);
258 static void gtk_notebook_query_tab_label_packing (GtkNotebook *notebook,
262 GtkPackType *pack_type);
264 /*** GtkObject Methods ***/
265 static void gtk_notebook_destroy (GtkObject *object);
266 static void gtk_notebook_set_property (GObject *object,
270 static void gtk_notebook_get_property (GObject *object,
275 /*** GtkWidget Methods ***/
276 static void gtk_notebook_map (GtkWidget *widget);
277 static void gtk_notebook_unmap (GtkWidget *widget);
278 static void gtk_notebook_realize (GtkWidget *widget);
279 static void gtk_notebook_unrealize (GtkWidget *widget);
280 static void gtk_notebook_size_request (GtkWidget *widget,
281 GtkRequisition *requisition);
282 static void gtk_notebook_size_allocate (GtkWidget *widget,
283 GtkAllocation *allocation);
284 static gint gtk_notebook_expose (GtkWidget *widget,
285 GdkEventExpose *event);
286 static gboolean gtk_notebook_scroll (GtkWidget *widget,
287 GdkEventScroll *event);
288 static gint gtk_notebook_button_press (GtkWidget *widget,
289 GdkEventButton *event);
290 static gint gtk_notebook_button_release (GtkWidget *widget,
291 GdkEventButton *event);
292 static gboolean gtk_notebook_popup_menu (GtkWidget *widget);
293 static gint gtk_notebook_leave_notify (GtkWidget *widget,
294 GdkEventCrossing *event);
295 static gint gtk_notebook_motion_notify (GtkWidget *widget,
296 GdkEventMotion *event);
297 static gint gtk_notebook_focus_in (GtkWidget *widget,
298 GdkEventFocus *event);
299 static gint gtk_notebook_focus_out (GtkWidget *widget,
300 GdkEventFocus *event);
301 static void gtk_notebook_grab_notify (GtkWidget *widget,
302 gboolean was_grabbed);
303 static void gtk_notebook_state_changed (GtkWidget *widget,
304 GtkStateType previous_state);
305 static void gtk_notebook_draw_focus (GtkWidget *widget,
306 GdkEventExpose *event);
307 static gint gtk_notebook_focus (GtkWidget *widget,
308 GtkDirectionType direction);
309 static void gtk_notebook_style_set (GtkWidget *widget,
312 /*** Drag and drop Methods ***/
313 static void gtk_notebook_drag_begin (GtkWidget *widget,
314 GdkDragContext *context);
315 static void gtk_notebook_drag_end (GtkWidget *widget,
316 GdkDragContext *context);
317 static gboolean gtk_notebook_drag_failed (GtkWidget *widget,
318 GdkDragContext *context,
319 GtkDragResult result,
321 static gboolean gtk_notebook_drag_motion (GtkWidget *widget,
322 GdkDragContext *context,
326 static void gtk_notebook_drag_leave (GtkWidget *widget,
327 GdkDragContext *context,
329 static gboolean gtk_notebook_drag_drop (GtkWidget *widget,
330 GdkDragContext *context,
334 static void gtk_notebook_drag_data_get (GtkWidget *widget,
335 GdkDragContext *context,
336 GtkSelectionData *data,
339 static void gtk_notebook_drag_data_received (GtkWidget *widget,
340 GdkDragContext *context,
343 GtkSelectionData *data,
347 /*** GtkContainer Methods ***/
348 static void gtk_notebook_set_child_property (GtkContainer *container,
353 static void gtk_notebook_get_child_property (GtkContainer *container,
358 static void gtk_notebook_add (GtkContainer *container,
360 static void gtk_notebook_remove (GtkContainer *container,
362 static void gtk_notebook_set_focus_child (GtkContainer *container,
364 static GType gtk_notebook_child_type (GtkContainer *container);
365 static void gtk_notebook_forall (GtkContainer *container,
366 gboolean include_internals,
367 GtkCallback callback,
368 gpointer callback_data);
370 /*** GtkNotebook Methods ***/
371 static gint gtk_notebook_real_insert_page (GtkNotebook *notebook,
373 GtkWidget *tab_label,
374 GtkWidget *menu_label,
377 static GtkNotebook *gtk_notebook_create_window (GtkNotebook *notebook,
382 /*** GtkNotebook Private Functions ***/
383 static void gtk_notebook_redraw_tabs (GtkNotebook *notebook);
384 static void gtk_notebook_redraw_arrows (GtkNotebook *notebook);
385 static void gtk_notebook_real_remove (GtkNotebook *notebook,
387 static void gtk_notebook_update_labels (GtkNotebook *notebook);
388 static gint gtk_notebook_timer (GtkNotebook *notebook);
389 static void gtk_notebook_set_scroll_timer (GtkNotebook *notebook);
390 static gint gtk_notebook_page_compare (gconstpointer a,
392 static GList* gtk_notebook_find_child (GtkNotebook *notebook,
394 const gchar *function);
395 static gint gtk_notebook_real_page_position (GtkNotebook *notebook,
397 static GList * gtk_notebook_search_page (GtkNotebook *notebook,
400 gboolean find_visible);
401 static void gtk_notebook_child_reordered (GtkNotebook *notebook,
402 GtkNotebookPage *page);
404 /*** GtkNotebook Drawing Functions ***/
405 static void gtk_notebook_paint (GtkWidget *widget,
407 static void gtk_notebook_draw_tab (GtkNotebook *notebook,
408 GtkNotebookPage *page,
410 static void gtk_notebook_draw_arrow (GtkNotebook *notebook,
411 GtkNotebookArrow arrow);
413 /*** GtkNotebook Size Allocate Functions ***/
414 static void gtk_notebook_pages_allocate (GtkNotebook *notebook);
415 static gboolean gtk_notebook_page_allocate (GtkNotebook *notebook,
416 GtkNotebookPage *page);
417 static void gtk_notebook_calc_tabs (GtkNotebook *notebook,
423 /*** GtkNotebook Page Switch Methods ***/
424 static void gtk_notebook_real_switch_page (GtkNotebook *notebook,
428 /*** GtkNotebook Page Switch Functions ***/
429 static void gtk_notebook_switch_page (GtkNotebook *notebook,
430 GtkNotebookPage *page);
431 static gint gtk_notebook_page_select (GtkNotebook *notebook,
432 gboolean move_focus);
433 static void gtk_notebook_switch_focus_tab (GtkNotebook *notebook,
435 static void gtk_notebook_menu_switch_page (GtkWidget *widget,
436 GtkNotebookPage *page);
438 /*** GtkNotebook Menu Functions ***/
439 static void gtk_notebook_menu_item_create (GtkNotebook *notebook,
441 static void gtk_notebook_menu_label_unparent (GtkWidget *widget,
443 static void gtk_notebook_menu_detacher (GtkWidget *widget,
446 /*** GtkNotebook Private Setters ***/
447 static void gtk_notebook_update_tab_states (GtkNotebook *notebook);
448 static gboolean gtk_notebook_mnemonic_activate_switch_page (GtkWidget *child,
452 static gboolean focus_tabs_in (GtkNotebook *notebook);
453 static gboolean focus_child_in (GtkNotebook *notebook,
454 GtkDirectionType direction);
456 static void stop_scrolling (GtkNotebook *notebook);
457 static void do_detach_tab (GtkNotebook *from,
464 static void gtk_notebook_buildable_init (GtkBuildableIface *iface);
465 static void gtk_notebook_buildable_add_child (GtkBuildable *buildable,
470 static GtkNotebookWindowCreationFunc window_creation_hook = NULL;
471 static gpointer window_creation_hook_data;
472 static GDestroyNotify window_creation_hook_destroy = NULL;
474 static guint notebook_signals[LAST_SIGNAL] = { 0 };
476 G_DEFINE_TYPE_WITH_CODE (GtkNotebook, gtk_notebook, GTK_TYPE_CONTAINER,
477 G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
478 gtk_notebook_buildable_init))
481 add_tab_bindings (GtkBindingSet *binding_set,
482 GdkModifierType modifiers,
483 GtkDirectionType direction)
485 gtk_binding_entry_add_signal (binding_set, GDK_Tab, modifiers,
487 GTK_TYPE_DIRECTION_TYPE, direction);
488 gtk_binding_entry_add_signal (binding_set, GDK_KP_Tab, modifiers,
490 GTK_TYPE_DIRECTION_TYPE, direction);
494 add_arrow_bindings (GtkBindingSet *binding_set,
496 GtkDirectionType direction)
498 guint keypad_keysym = keysym - GDK_Left + GDK_KP_Left;
500 gtk_binding_entry_add_signal (binding_set, keysym, GDK_CONTROL_MASK,
502 GTK_TYPE_DIRECTION_TYPE, direction);
503 gtk_binding_entry_add_signal (binding_set, keypad_keysym, GDK_CONTROL_MASK,
505 GTK_TYPE_DIRECTION_TYPE, direction);
509 add_reorder_bindings (GtkBindingSet *binding_set,
511 GtkDirectionType direction,
512 gboolean move_to_last)
514 guint keypad_keysym = keysym - GDK_Left + GDK_KP_Left;
516 gtk_binding_entry_add_signal (binding_set, keysym, GDK_MOD1_MASK,
518 GTK_TYPE_DIRECTION_TYPE, direction,
519 G_TYPE_BOOLEAN, move_to_last);
520 gtk_binding_entry_add_signal (binding_set, keypad_keysym, GDK_MOD1_MASK,
522 GTK_TYPE_DIRECTION_TYPE, direction,
523 G_TYPE_BOOLEAN, move_to_last);
527 gtk_object_handled_accumulator (GSignalInvocationHint *ihint,
529 const GValue *handler_return,
532 gboolean continue_emission;
535 object = g_value_get_object (handler_return);
536 g_value_set_object (return_accu, object);
537 continue_emission = !object;
539 return continue_emission;
543 gtk_notebook_class_init (GtkNotebookClass *class)
545 GObjectClass *gobject_class = G_OBJECT_CLASS (class);
546 GtkObjectClass *object_class = GTK_OBJECT_CLASS (class);
547 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
548 GtkContainerClass *container_class = GTK_CONTAINER_CLASS (class);
549 GtkBindingSet *binding_set;
551 gobject_class->set_property = gtk_notebook_set_property;
552 gobject_class->get_property = gtk_notebook_get_property;
553 object_class->destroy = gtk_notebook_destroy;
555 widget_class->map = gtk_notebook_map;
556 widget_class->unmap = gtk_notebook_unmap;
557 widget_class->realize = gtk_notebook_realize;
558 widget_class->unrealize = gtk_notebook_unrealize;
559 widget_class->size_request = gtk_notebook_size_request;
560 widget_class->size_allocate = gtk_notebook_size_allocate;
561 widget_class->expose_event = gtk_notebook_expose;
562 widget_class->scroll_event = gtk_notebook_scroll;
563 widget_class->button_press_event = gtk_notebook_button_press;
564 widget_class->button_release_event = gtk_notebook_button_release;
565 widget_class->popup_menu = gtk_notebook_popup_menu;
566 widget_class->leave_notify_event = gtk_notebook_leave_notify;
567 widget_class->motion_notify_event = gtk_notebook_motion_notify;
568 widget_class->grab_notify = gtk_notebook_grab_notify;
569 widget_class->state_changed = gtk_notebook_state_changed;
570 widget_class->focus_in_event = gtk_notebook_focus_in;
571 widget_class->focus_out_event = gtk_notebook_focus_out;
572 widget_class->focus = gtk_notebook_focus;
573 widget_class->style_set = gtk_notebook_style_set;
574 widget_class->drag_begin = gtk_notebook_drag_begin;
575 widget_class->drag_end = gtk_notebook_drag_end;
576 widget_class->drag_motion = gtk_notebook_drag_motion;
577 widget_class->drag_leave = gtk_notebook_drag_leave;
578 widget_class->drag_drop = gtk_notebook_drag_drop;
579 widget_class->drag_data_get = gtk_notebook_drag_data_get;
580 widget_class->drag_data_received = gtk_notebook_drag_data_received;
582 container_class->add = gtk_notebook_add;
583 container_class->remove = gtk_notebook_remove;
584 container_class->forall = gtk_notebook_forall;
585 container_class->set_focus_child = gtk_notebook_set_focus_child;
586 container_class->get_child_property = gtk_notebook_get_child_property;
587 container_class->set_child_property = gtk_notebook_set_child_property;
588 container_class->child_type = gtk_notebook_child_type;
590 class->switch_page = gtk_notebook_real_switch_page;
591 class->insert_page = gtk_notebook_real_insert_page;
593 class->focus_tab = gtk_notebook_focus_tab;
594 class->select_page = gtk_notebook_select_page;
595 class->change_current_page = gtk_notebook_change_current_page;
596 class->move_focus_out = gtk_notebook_move_focus_out;
597 class->reorder_tab = gtk_notebook_reorder_tab;
598 class->create_window = gtk_notebook_create_window;
600 g_object_class_install_property (gobject_class,
602 g_param_spec_int ("page",
604 P_("The index of the current page"),
608 GTK_PARAM_READWRITE));
609 g_object_class_install_property (gobject_class,
611 g_param_spec_enum ("tab-pos",
613 P_("Which side of the notebook holds the tabs"),
614 GTK_TYPE_POSITION_TYPE,
616 GTK_PARAM_READWRITE));
617 g_object_class_install_property (gobject_class,
619 g_param_spec_boolean ("show-tabs",
621 P_("Whether tabs should be shown or not"),
623 GTK_PARAM_READWRITE));
624 g_object_class_install_property (gobject_class,
626 g_param_spec_boolean ("show-border",
628 P_("Whether the border should be shown or not"),
630 GTK_PARAM_READWRITE));
631 g_object_class_install_property (gobject_class,
633 g_param_spec_boolean ("scrollable",
635 P_("If TRUE, scroll arrows are added if there are too many tabs to fit"),
637 GTK_PARAM_READWRITE));
638 g_object_class_install_property (gobject_class,
640 g_param_spec_boolean ("enable-popup",
642 P_("If TRUE, pressing the right mouse button on the notebook pops up a menu that you can use to go to a page"),
644 GTK_PARAM_READWRITE));
649 * Group for tabs drag and drop.
653 g_object_class_install_property (gobject_class,
655 g_param_spec_pointer ("group",
657 P_("Group for tabs drag and drop"),
658 GTK_PARAM_READWRITE));
660 gtk_container_class_install_child_property (container_class,
661 CHILD_PROP_TAB_LABEL,
662 g_param_spec_string ("tab-label",
664 P_("The string displayed on the child's tab label"),
666 GTK_PARAM_READWRITE));
667 gtk_container_class_install_child_property (container_class,
668 CHILD_PROP_MENU_LABEL,
669 g_param_spec_string ("menu-label",
671 P_("The string displayed in the child's menu entry"),
673 GTK_PARAM_READWRITE));
674 gtk_container_class_install_child_property (container_class,
676 g_param_spec_int ("position",
678 P_("The index of the child in the parent"),
680 GTK_PARAM_READWRITE));
681 gtk_container_class_install_child_property (container_class,
682 CHILD_PROP_TAB_EXPAND,
683 g_param_spec_boolean ("tab-expand",
685 P_("Whether to expand the child's tab or not"),
687 GTK_PARAM_READWRITE));
688 gtk_container_class_install_child_property (container_class,
690 g_param_spec_boolean ("tab-fill",
692 P_("Whether the child's tab should fill the allocated area or not"),
694 GTK_PARAM_READWRITE));
695 gtk_container_class_install_child_property (container_class,
697 g_param_spec_enum ("tab-pack",
699 P_("A GtkPackType indicating whether the child is packed with reference to the start or end of the parent"),
700 GTK_TYPE_PACK_TYPE, GTK_PACK_START,
701 GTK_PARAM_READWRITE));
702 gtk_container_class_install_child_property (container_class,
703 CHILD_PROP_REORDERABLE,
704 g_param_spec_boolean ("reorderable",
705 P_("Tab reorderable"),
706 P_("Whether the tab is reorderable by user action or not"),
708 GTK_PARAM_READWRITE));
709 gtk_container_class_install_child_property (container_class,
710 CHILD_PROP_DETACHABLE,
711 g_param_spec_boolean ("detachable",
712 P_("Tab detachable"),
713 P_("Whether the tab is detachable"),
715 GTK_PARAM_READWRITE));
718 * GtkNotebook:has-secondary-backward-stepper:
720 * The "has-secondary-backward-stepper" property determines whether
721 * a second backward arrow button is displayed on the opposite end
726 gtk_widget_class_install_style_property (widget_class,
727 g_param_spec_boolean ("has-secondary-backward-stepper",
728 P_("Secondary backward stepper"),
729 P_("Display a second backward arrow button on the opposite end of the tab area"),
731 GTK_PARAM_READABLE));
734 * GtkNotebook:has-secondary-forward-stepper:
736 * The "has-secondary-forward-stepper" property determines whether
737 * a second forward arrow button is displayed on the opposite end
742 gtk_widget_class_install_style_property (widget_class,
743 g_param_spec_boolean ("has-secondary-forward-stepper",
744 P_("Secondary forward stepper"),
745 P_("Display a second forward arrow button on the opposite end of the tab area"),
747 GTK_PARAM_READABLE));
750 * GtkNotebook:has-backward-stepper:
752 * The "has-backward-stepper" property determines whether
753 * the standard backward arrow button is displayed.
757 gtk_widget_class_install_style_property (widget_class,
758 g_param_spec_boolean ("has-backward-stepper",
759 P_("Backward stepper"),
760 P_("Display the standard backward arrow button"),
762 GTK_PARAM_READABLE));
765 * GtkNotebook:has-forward-stepper:
767 * The "has-forward-stepper" property determines whether
768 * the standard forward arrow button is displayed.
772 gtk_widget_class_install_style_property (widget_class,
773 g_param_spec_boolean ("has-forward-stepper",
774 P_("Forward stepper"),
775 P_("Display the standard forward arrow button"),
777 GTK_PARAM_READABLE));
780 * GtkNotebook:tab-overlap:
782 * The "tab-overlap" property defines size of tab overlap
787 gtk_widget_class_install_style_property (widget_class,
788 g_param_spec_int ("tab-overlap",
790 P_("Size of tab overlap area"),
794 GTK_PARAM_READABLE));
797 * GtkNotebook:tab-curvature:
799 * The "tab-curvature" property defines size of tab curvature.
803 gtk_widget_class_install_style_property (widget_class,
804 g_param_spec_int ("tab-curvature",
806 P_("Size of tab curvature"),
810 GTK_PARAM_READABLE));
813 * GtkNotebook:arrow-spacing:
815 * The "arrow-spacing" property defines the spacing between the scroll
816 * arrows and the tabs.
820 gtk_widget_class_install_style_property (widget_class,
821 g_param_spec_int ("arrow-spacing",
823 P_("Scroll arrow spacing"),
827 GTK_PARAM_READABLE));
829 notebook_signals[SWITCH_PAGE] =
830 g_signal_new (I_("switch-page"),
831 G_TYPE_FROM_CLASS (gobject_class),
833 G_STRUCT_OFFSET (GtkNotebookClass, switch_page),
835 _gtk_marshal_VOID__POINTER_UINT,
839 notebook_signals[FOCUS_TAB] =
840 g_signal_new (I_("focus-tab"),
841 G_TYPE_FROM_CLASS (gobject_class),
842 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
843 G_STRUCT_OFFSET (GtkNotebookClass, focus_tab),
845 _gtk_marshal_BOOLEAN__ENUM,
847 GTK_TYPE_NOTEBOOK_TAB);
848 notebook_signals[SELECT_PAGE] =
849 g_signal_new (I_("select-page"),
850 G_TYPE_FROM_CLASS (gobject_class),
851 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
852 G_STRUCT_OFFSET (GtkNotebookClass, select_page),
854 _gtk_marshal_BOOLEAN__BOOLEAN,
857 notebook_signals[CHANGE_CURRENT_PAGE] =
858 g_signal_new (I_("change-current-page"),
859 G_TYPE_FROM_CLASS (gobject_class),
860 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
861 G_STRUCT_OFFSET (GtkNotebookClass, change_current_page),
863 _gtk_marshal_BOOLEAN__INT,
866 notebook_signals[MOVE_FOCUS_OUT] =
867 g_signal_new (I_("move-focus-out"),
868 G_TYPE_FROM_CLASS (gobject_class),
869 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
870 G_STRUCT_OFFSET (GtkNotebookClass, move_focus_out),
872 _gtk_marshal_VOID__ENUM,
874 GTK_TYPE_DIRECTION_TYPE);
875 notebook_signals[REORDER_TAB] =
876 g_signal_new (I_("reorder-tab"),
877 G_TYPE_FROM_CLASS (gobject_class),
878 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
879 G_STRUCT_OFFSET (GtkNotebookClass, reorder_tab),
881 _gtk_marshal_BOOLEAN__ENUM_BOOLEAN,
883 GTK_TYPE_DIRECTION_TYPE,
886 * GtkNotebook::page-reordered:
887 * @notebook: the #GtkNotebook
888 * @child: the child #GtkWidget affected
889 * @page_num: the new page number for @child
891 * the ::page-reordered signal is emitted in the notebook
892 * right after a page has been reordered.
896 notebook_signals[PAGE_REORDERED] =
897 g_signal_new (I_("page-reordered"),
898 G_TYPE_FROM_CLASS (gobject_class),
901 _gtk_marshal_VOID__OBJECT_UINT,
906 * GtkNotebook::page-removed:
907 * @notebook: the #GtkNotebook
908 * @child: the child #GtkWidget affected
909 * @page_num: the @child page number
911 * the ::page-removed signal is emitted in the notebook
912 * right after a page is removed from the notebook.
916 notebook_signals[PAGE_REMOVED] =
917 g_signal_new (I_("page-removed"),
918 G_TYPE_FROM_CLASS (gobject_class),
921 _gtk_marshal_VOID__OBJECT_UINT,
926 * GtkNotebook::page-added:
927 * @notebook: the #GtkNotebook
928 * @child: the child #GtkWidget affected
929 * @page_num: the new page number for @child
931 * the ::page-added signal is emitted in the notebook
932 * right after a page is added to the notebook.
936 notebook_signals[PAGE_ADDED] =
937 g_signal_new (I_("page-added"),
938 G_TYPE_FROM_CLASS (gobject_class),
941 _gtk_marshal_VOID__OBJECT_UINT,
947 * GtkNotebook::create-window:
948 * @notebook: the #GtkNotebook emitting the signal
949 * @page: the tab of @notebook that is being detached
950 * @x: the X coordinate where the drop happens
951 * @y: the Y coordinate where the drop happens
953 * The ::create-window signal is emitted when a detachable
954 * tab is dropped on the root window.
956 * A handler for this signal can create a window containing
957 * a notebook where the tab will be attached. It is also
958 * responsible for moving/resizing the window and adding the
959 * necessary properties to the notebook (e.g. the
960 * #GtkNotebook:group ).
962 * The default handler uses the global window creation hook,
963 * if one has been set with gtk_notebook_set_window_creation_hook().
965 * Returns: a #GtkNotebook that @page should be added to, or %NULL.
969 notebook_signals[CREATE_WINDOW] =
970 g_signal_new (I_("create-window"),
971 G_TYPE_FROM_CLASS (gobject_class),
973 G_STRUCT_OFFSET (GtkNotebookClass, create_window),
974 gtk_object_handled_accumulator, NULL,
975 _gtk_marshal_OBJECT__OBJECT_INT_INT,
976 GTK_TYPE_NOTEBOOK, 3,
977 GTK_TYPE_WIDGET, G_TYPE_INT, G_TYPE_INT);
979 binding_set = gtk_binding_set_by_class (class);
980 gtk_binding_entry_add_signal (binding_set,
983 G_TYPE_BOOLEAN, FALSE);
984 gtk_binding_entry_add_signal (binding_set,
987 G_TYPE_BOOLEAN, FALSE);
989 gtk_binding_entry_add_signal (binding_set,
992 GTK_TYPE_NOTEBOOK_TAB, GTK_NOTEBOOK_TAB_FIRST);
993 gtk_binding_entry_add_signal (binding_set,
996 GTK_TYPE_NOTEBOOK_TAB, GTK_NOTEBOOK_TAB_FIRST);
997 gtk_binding_entry_add_signal (binding_set,
1000 GTK_TYPE_NOTEBOOK_TAB, GTK_NOTEBOOK_TAB_LAST);
1001 gtk_binding_entry_add_signal (binding_set,
1004 GTK_TYPE_NOTEBOOK_TAB, GTK_NOTEBOOK_TAB_LAST);
1006 gtk_binding_entry_add_signal (binding_set,
1007 GDK_Page_Up, GDK_CONTROL_MASK,
1008 "change-current-page", 1,
1010 gtk_binding_entry_add_signal (binding_set,
1011 GDK_Page_Down, GDK_CONTROL_MASK,
1012 "change-current-page", 1,
1015 gtk_binding_entry_add_signal (binding_set,
1016 GDK_Page_Up, GDK_CONTROL_MASK | GDK_MOD1_MASK,
1017 "change-current-page", 1,
1019 gtk_binding_entry_add_signal (binding_set,
1020 GDK_Page_Down, GDK_CONTROL_MASK | GDK_MOD1_MASK,
1021 "change-current-page", 1,
1024 add_arrow_bindings (binding_set, GDK_Up, GTK_DIR_UP);
1025 add_arrow_bindings (binding_set, GDK_Down, GTK_DIR_DOWN);
1026 add_arrow_bindings (binding_set, GDK_Left, GTK_DIR_LEFT);
1027 add_arrow_bindings (binding_set, GDK_Right, GTK_DIR_RIGHT);
1029 add_reorder_bindings (binding_set, GDK_Up, GTK_DIR_UP, FALSE);
1030 add_reorder_bindings (binding_set, GDK_Down, GTK_DIR_DOWN, FALSE);
1031 add_reorder_bindings (binding_set, GDK_Left, GTK_DIR_LEFT, FALSE);
1032 add_reorder_bindings (binding_set, GDK_Right, GTK_DIR_RIGHT, FALSE);
1033 add_reorder_bindings (binding_set, GDK_Home, GTK_DIR_LEFT, TRUE);
1034 add_reorder_bindings (binding_set, GDK_Home, GTK_DIR_UP, TRUE);
1035 add_reorder_bindings (binding_set, GDK_End, GTK_DIR_RIGHT, TRUE);
1036 add_reorder_bindings (binding_set, GDK_End, GTK_DIR_DOWN, TRUE);
1038 add_tab_bindings (binding_set, GDK_CONTROL_MASK, GTK_DIR_TAB_FORWARD);
1039 add_tab_bindings (binding_set, GDK_CONTROL_MASK | GDK_SHIFT_MASK, GTK_DIR_TAB_BACKWARD);
1041 g_type_class_add_private (class, sizeof (GtkNotebookPriv));
1045 gtk_notebook_init (GtkNotebook *notebook)
1047 GtkNotebookPriv *priv;
1049 gtk_widget_set_can_focus (GTK_WIDGET (notebook), TRUE);
1050 gtk_widget_set_has_window (GTK_WIDGET (notebook), FALSE);
1052 notebook->priv = G_TYPE_INSTANCE_GET_PRIVATE (notebook,
1055 priv = notebook->priv;
1057 priv->cur_page = NULL;
1058 priv->children = NULL;
1059 priv->first_tab = NULL;
1060 priv->focus_tab = NULL;
1061 priv->event_window = NULL;
1064 priv->tab_hborder = 2;
1065 priv->tab_vborder = 2;
1067 priv->show_tabs = TRUE;
1068 priv->show_border = TRUE;
1069 priv->tab_pos = GTK_POS_TOP;
1070 priv->scrollable = FALSE;
1072 priv->click_child = 0;
1074 priv->need_timer = 0;
1075 priv->child_has_focus = FALSE;
1076 priv->have_visible_child = FALSE;
1077 priv->focus_out = FALSE;
1079 priv->has_before_previous = 1;
1080 priv->has_before_next = 0;
1081 priv->has_after_previous = 0;
1082 priv->has_after_next = 1;
1085 priv->pressed_button = -1;
1086 priv->dnd_timer = 0;
1087 priv->switch_tab_timer = 0;
1088 priv->source_targets = gtk_target_list_new (notebook_targets,
1089 G_N_ELEMENTS (notebook_targets));
1090 priv->operation = DRAG_OPERATION_NONE;
1091 priv->detached_tab = NULL;
1092 priv->during_detach = FALSE;
1093 priv->has_scrolled = FALSE;
1095 gtk_drag_dest_set (GTK_WIDGET (notebook), 0,
1096 notebook_targets, G_N_ELEMENTS (notebook_targets),
1099 g_signal_connect (G_OBJECT (notebook), "drag-failed",
1100 G_CALLBACK (gtk_notebook_drag_failed), NULL);
1102 gtk_drag_dest_set_track_motion (GTK_WIDGET (notebook), TRUE);
1106 gtk_notebook_buildable_init (GtkBuildableIface *iface)
1108 iface->add_child = gtk_notebook_buildable_add_child;
1112 gtk_notebook_buildable_add_child (GtkBuildable *buildable,
1113 GtkBuilder *builder,
1117 GtkNotebook *notebook = GTK_NOTEBOOK (buildable);
1119 if (type && strcmp (type, "tab") == 0)
1123 page = gtk_notebook_get_nth_page (notebook, -1);
1124 /* To set the tab label widget, we must have already a child
1125 * inside the tab container. */
1126 g_assert (page != NULL);
1127 gtk_notebook_set_tab_label (notebook, page, GTK_WIDGET (child));
1129 else if (type && strcmp (type, "action-start") == 0)
1131 gtk_notebook_set_action_widget (notebook, GTK_WIDGET (child), GTK_PACK_START);
1133 else if (type && strcmp (type, "action-end") == 0)
1135 gtk_notebook_set_action_widget (notebook, GTK_WIDGET (child), GTK_PACK_END);
1138 gtk_notebook_append_page (notebook, GTK_WIDGET (child), NULL);
1140 GTK_BUILDER_WARN_INVALID_CHILD_TYPE (notebook, type);
1144 gtk_notebook_select_page (GtkNotebook *notebook,
1145 gboolean move_focus)
1147 GtkNotebookPriv *priv = notebook->priv;
1149 if (gtk_widget_is_focus (GTK_WIDGET (notebook)) && priv->show_tabs)
1151 gtk_notebook_page_select (notebook, move_focus);
1159 gtk_notebook_focus_tab (GtkNotebook *notebook,
1160 GtkNotebookTab type)
1162 GtkNotebookPriv *priv = notebook->priv;
1165 if (gtk_widget_is_focus (GTK_WIDGET (notebook)) && priv->show_tabs)
1169 case GTK_NOTEBOOK_TAB_FIRST:
1170 list = gtk_notebook_search_page (notebook, NULL, STEP_NEXT, TRUE);
1172 gtk_notebook_switch_focus_tab (notebook, list);
1174 case GTK_NOTEBOOK_TAB_LAST:
1175 list = gtk_notebook_search_page (notebook, NULL, STEP_PREV, TRUE);
1177 gtk_notebook_switch_focus_tab (notebook, list);
1188 gtk_notebook_change_current_page (GtkNotebook *notebook,
1191 GtkNotebookPriv *priv = notebook->priv;
1192 GList *current = NULL;
1194 if (!priv->show_tabs)
1198 current = g_list_find (priv->children, priv->cur_page);
1202 current = gtk_notebook_search_page (notebook, current,
1203 offset < 0 ? STEP_PREV : STEP_NEXT,
1208 gboolean wrap_around;
1210 g_object_get (gtk_widget_get_settings (GTK_WIDGET (notebook)),
1211 "gtk-keynav-wrap-around", &wrap_around,
1215 current = gtk_notebook_search_page (notebook, NULL,
1216 offset < 0 ? STEP_PREV : STEP_NEXT,
1222 offset += offset < 0 ? 1 : -1;
1226 gtk_notebook_switch_page (notebook, current->data);
1228 gtk_widget_error_bell (GTK_WIDGET (notebook));
1233 static GtkDirectionType
1234 get_effective_direction (GtkNotebook *notebook,
1235 GtkDirectionType direction)
1237 GtkNotebookPriv *priv = notebook->priv;
1239 /* Remap the directions into the effective direction it would be for a
1240 * GTK_POS_TOP notebook
1243 #define D(rest) GTK_DIR_##rest
1245 static const GtkDirectionType translate_direction[2][4][6] = {
1246 /* LEFT */ {{ D(TAB_FORWARD), D(TAB_BACKWARD), D(LEFT), D(RIGHT), D(UP), D(DOWN) },
1247 /* RIGHT */ { D(TAB_BACKWARD), D(TAB_FORWARD), D(LEFT), D(RIGHT), D(DOWN), D(UP) },
1248 /* TOP */ { D(TAB_FORWARD), D(TAB_BACKWARD), D(UP), D(DOWN), D(LEFT), D(RIGHT) },
1249 /* BOTTOM */ { D(TAB_BACKWARD), D(TAB_FORWARD), D(DOWN), D(UP), D(LEFT), D(RIGHT) }},
1250 /* LEFT */ {{ D(TAB_BACKWARD), D(TAB_FORWARD), D(LEFT), D(RIGHT), D(DOWN), D(UP) },
1251 /* RIGHT */ { D(TAB_FORWARD), D(TAB_BACKWARD), D(LEFT), D(RIGHT), D(UP), D(DOWN) },
1252 /* TOP */ { D(TAB_FORWARD), D(TAB_BACKWARD), D(UP), D(DOWN), D(RIGHT), D(LEFT) },
1253 /* BOTTOM */ { D(TAB_BACKWARD), D(TAB_FORWARD), D(DOWN), D(UP), D(RIGHT), D(LEFT) }},
1258 int text_dir = gtk_widget_get_direction (GTK_WIDGET (notebook)) == GTK_TEXT_DIR_RTL ? 1 : 0;
1260 return translate_direction[text_dir][priv->tab_pos][direction];
1264 get_effective_tab_pos (GtkNotebook *notebook)
1266 GtkNotebookPriv *priv = notebook->priv;
1268 if (gtk_widget_get_direction (GTK_WIDGET (notebook)) == GTK_TEXT_DIR_RTL)
1270 switch (priv->tab_pos)
1273 return GTK_POS_RIGHT;
1275 return GTK_POS_LEFT;
1280 return priv->tab_pos;
1284 get_tab_gap_pos (GtkNotebook *notebook)
1286 gint tab_pos = get_effective_tab_pos (notebook);
1287 gint gap_side = GTK_POS_BOTTOM;
1292 gap_side = GTK_POS_BOTTOM;
1294 case GTK_POS_BOTTOM:
1295 gap_side = GTK_POS_TOP;
1298 gap_side = GTK_POS_RIGHT;
1301 gap_side = GTK_POS_LEFT;
1309 gtk_notebook_move_focus_out (GtkNotebook *notebook,
1310 GtkDirectionType direction_type)
1312 GtkNotebookPriv *priv = notebook->priv;
1313 GtkDirectionType effective_direction = get_effective_direction (notebook, direction_type);
1314 GtkWidget *toplevel;
1316 if (GTK_CONTAINER (notebook)->focus_child && effective_direction == GTK_DIR_UP)
1317 if (focus_tabs_in (notebook))
1319 if (gtk_widget_is_focus (GTK_WIDGET (notebook)) && effective_direction == GTK_DIR_DOWN)
1320 if (focus_child_in (notebook, GTK_DIR_TAB_FORWARD))
1323 /* At this point, we know we should be focusing out of the notebook entirely. We
1324 * do this by setting a flag, then propagating the focus motion to the notebook.
1326 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (notebook));
1327 if (!gtk_widget_is_toplevel (toplevel))
1330 g_object_ref (notebook);
1332 priv->focus_out = TRUE;
1333 g_signal_emit_by_name (toplevel, "move-focus", direction_type);
1334 priv->focus_out = FALSE;
1336 g_object_unref (notebook);
1340 reorder_tab (GtkNotebook *notebook, GList *position, GList *tab)
1342 GtkNotebookPriv *priv = notebook->priv;
1345 if (position == tab)
1346 return g_list_position (priv->children, tab);
1348 /* check that we aren't inserting the tab in the
1349 * same relative position, taking packing into account */
1350 elem = (position) ? position->prev : g_list_last (priv->children);
1352 while (elem && elem != tab && GTK_NOTEBOOK_PAGE (elem)->pack != GTK_NOTEBOOK_PAGE (tab)->pack)
1356 return g_list_position (priv->children, tab);
1358 /* now actually reorder the tab */
1359 if (priv->first_tab == tab)
1360 priv->first_tab = gtk_notebook_search_page (notebook, priv->first_tab,
1363 priv->children = g_list_remove_link (priv->children, tab);
1366 elem = g_list_last (priv->children);
1369 elem = position->prev;
1370 position->prev = tab;
1376 priv->children = tab;
1379 tab->next = position;
1381 return g_list_position (priv->children, tab);
1385 gtk_notebook_reorder_tab (GtkNotebook *notebook,
1386 GtkDirectionType direction_type,
1387 gboolean move_to_last)
1389 GtkNotebookPriv *priv = notebook->priv;
1390 GtkDirectionType effective_direction = get_effective_direction (notebook, direction_type);
1391 GtkNotebookPage *page;
1392 GList *last, *child;
1395 if (!gtk_widget_is_focus (GTK_WIDGET (notebook)) || !priv->show_tabs)
1398 if (!priv->cur_page ||
1399 !priv->cur_page->reorderable)
1402 if (effective_direction != GTK_DIR_LEFT &&
1403 effective_direction != GTK_DIR_RIGHT)
1408 child = priv->focus_tab;
1413 child = gtk_notebook_search_page (notebook, last,
1414 (effective_direction == GTK_DIR_RIGHT) ? STEP_NEXT : STEP_PREV,
1417 while (child && GTK_NOTEBOOK_PAGE (last)->pack == GTK_NOTEBOOK_PAGE (child)->pack);
1422 child = gtk_notebook_search_page (notebook, priv->focus_tab,
1423 (effective_direction == GTK_DIR_RIGHT) ? STEP_NEXT : STEP_PREV,
1426 if (!child || child->data == priv->cur_page)
1431 if (page->pack == priv->cur_page->pack)
1433 if (effective_direction == GTK_DIR_RIGHT)
1434 page_num = reorder_tab (notebook, (page->pack == GTK_PACK_START) ? child->next : child, priv->focus_tab);
1436 page_num = reorder_tab (notebook, (page->pack == GTK_PACK_START) ? child : child->next, priv->focus_tab);
1438 gtk_notebook_pages_allocate (notebook);
1440 g_signal_emit (notebook,
1441 notebook_signals[PAGE_REORDERED],
1443 ((GtkNotebookPage *) priv->focus_tab->data)->child,
1455 * Creates a new #GtkNotebook widget with no pages.
1457 * Return value: the newly created #GtkNotebook
1460 gtk_notebook_new (void)
1462 return g_object_new (GTK_TYPE_NOTEBOOK, NULL);
1465 /* Private GtkObject Methods :
1467 * gtk_notebook_destroy
1468 * gtk_notebook_set_arg
1469 * gtk_notebook_get_arg
1472 gtk_notebook_destroy (GtkObject *object)
1474 GtkNotebook *notebook = GTK_NOTEBOOK (object);
1475 GtkNotebookPriv *priv = notebook->priv;
1478 gtk_notebook_popup_disable (notebook);
1480 if (priv->source_targets)
1482 gtk_target_list_unref (priv->source_targets);
1483 priv->source_targets = NULL;
1486 if (priv->switch_tab_timer)
1488 g_source_remove (priv->switch_tab_timer);
1489 priv->switch_tab_timer = 0;
1492 GTK_OBJECT_CLASS (gtk_notebook_parent_class)->destroy (object);
1496 gtk_notebook_set_property (GObject *object,
1498 const GValue *value,
1501 GtkNotebook *notebook;
1503 notebook = GTK_NOTEBOOK (object);
1507 case PROP_SHOW_TABS:
1508 gtk_notebook_set_show_tabs (notebook, g_value_get_boolean (value));
1510 case PROP_SHOW_BORDER:
1511 gtk_notebook_set_show_border (notebook, g_value_get_boolean (value));
1513 case PROP_SCROLLABLE:
1514 gtk_notebook_set_scrollable (notebook, g_value_get_boolean (value));
1516 case PROP_ENABLE_POPUP:
1517 if (g_value_get_boolean (value))
1518 gtk_notebook_popup_enable (notebook);
1520 gtk_notebook_popup_disable (notebook);
1523 gtk_notebook_set_current_page (notebook, g_value_get_int (value));
1526 gtk_notebook_set_tab_pos (notebook, g_value_get_enum (value));
1529 gtk_notebook_set_group (notebook, g_value_get_pointer (value));
1532 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1538 gtk_notebook_get_property (GObject *object,
1543 GtkNotebook *notebook = GTK_NOTEBOOK (object);
1544 GtkNotebookPriv *priv = notebook->priv;
1548 case PROP_SHOW_TABS:
1549 g_value_set_boolean (value, priv->show_tabs);
1551 case PROP_SHOW_BORDER:
1552 g_value_set_boolean (value, priv->show_border);
1554 case PROP_SCROLLABLE:
1555 g_value_set_boolean (value, priv->scrollable);
1557 case PROP_ENABLE_POPUP:
1558 g_value_set_boolean (value, priv->menu != NULL);
1561 g_value_set_int (value, gtk_notebook_get_current_page (notebook));
1564 g_value_set_enum (value, priv->tab_pos);
1567 g_value_set_pointer (value, priv->group);
1570 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1575 /* Private GtkWidget Methods :
1578 * gtk_notebook_unmap
1579 * gtk_notebook_realize
1580 * gtk_notebook_size_request
1581 * gtk_notebook_size_allocate
1582 * gtk_notebook_expose
1583 * gtk_notebook_scroll
1584 * gtk_notebook_button_press
1585 * gtk_notebook_button_release
1586 * gtk_notebook_popup_menu
1587 * gtk_notebook_leave_notify
1588 * gtk_notebook_motion_notify
1589 * gtk_notebook_focus_in
1590 * gtk_notebook_focus_out
1591 * gtk_notebook_draw_focus
1592 * gtk_notebook_style_set
1593 * gtk_notebook_drag_begin
1594 * gtk_notebook_drag_end
1595 * gtk_notebook_drag_failed
1596 * gtk_notebook_drag_motion
1597 * gtk_notebook_drag_drop
1598 * gtk_notebook_drag_data_get
1599 * gtk_notebook_drag_data_received
1602 gtk_notebook_get_event_window_position (GtkNotebook *notebook,
1603 GdkRectangle *rectangle)
1605 GtkNotebookPriv *priv = notebook->priv;
1606 GtkWidget *widget = GTK_WIDGET (notebook);
1607 gint border_width = GTK_CONTAINER (notebook)->border_width;
1608 GtkNotebookPage *visible_page = NULL;
1610 gint tab_pos = get_effective_tab_pos (notebook);
1614 for (tmp_list = priv->children; tmp_list; tmp_list = tmp_list->next)
1616 GtkNotebookPage *page = tmp_list->data;
1617 if (gtk_widget_get_visible (page->child))
1619 visible_page = page;
1624 if (priv->show_tabs && visible_page)
1628 is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
1629 rectangle->x = widget->allocation.x + border_width;
1630 rectangle->y = widget->allocation.y + border_width;
1635 case GTK_POS_BOTTOM:
1636 rectangle->width = widget->allocation.width - 2 * border_width;
1637 rectangle->height = visible_page->requisition.height;
1638 if (tab_pos == GTK_POS_BOTTOM)
1639 rectangle->y += widget->allocation.height - 2 * border_width - rectangle->height;
1641 for (i = 0; i < N_ACTION_WIDGETS; i++)
1643 if (priv->action_widget[i] &&
1644 gtk_widget_get_visible (priv->action_widget[i]))
1646 rectangle->width -= priv->action_widget[i]->allocation.width;
1647 if ((!is_rtl && i == ACTION_WIDGET_START) ||
1648 (is_rtl && i == ACTION_WIDGET_END))
1649 rectangle->x += priv->action_widget[i]->allocation.width;
1655 rectangle->width = visible_page->requisition.width;
1656 rectangle->height = widget->allocation.height - 2 * border_width;
1657 if (tab_pos == GTK_POS_RIGHT)
1658 rectangle->x += widget->allocation.width - 2 * border_width - rectangle->width;
1660 for (i = 0; i < N_ACTION_WIDGETS; i++)
1662 if (priv->action_widget[i] &&
1663 gtk_widget_get_visible (priv->action_widget[i]))
1665 rectangle->height -= priv->action_widget[i]->allocation.height;
1667 if (i == ACTION_WIDGET_START)
1668 rectangle->y += priv->action_widget[i]->allocation.height;
1681 rectangle->x = rectangle->y = 0;
1682 rectangle->width = rectangle->height = 10;
1690 gtk_notebook_map (GtkWidget *widget)
1692 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
1693 GtkNotebookPriv *priv = notebook->priv;
1694 GtkNotebookPage *page;
1698 gtk_widget_set_mapped (widget, TRUE);
1700 if (priv->cur_page &&
1701 gtk_widget_get_visible (priv->cur_page->child) &&
1702 !gtk_widget_get_mapped (priv->cur_page->child))
1703 gtk_widget_map (priv->cur_page->child);
1705 for (i = 0; i < N_ACTION_WIDGETS; i++)
1707 if (priv->action_widget[i] &&
1708 gtk_widget_get_visible (priv->action_widget[i]) &&
1709 GTK_WIDGET_CHILD_VISIBLE (priv->action_widget[i]) &&
1710 !gtk_widget_get_mapped (priv->action_widget[i]))
1711 gtk_widget_map (priv->action_widget[i]);
1714 if (priv->scrollable)
1715 gtk_notebook_pages_allocate (notebook);
1718 children = priv->children;
1722 page = children->data;
1723 children = children->next;
1725 if (page->tab_label &&
1726 gtk_widget_get_visible (page->tab_label) &&
1727 !gtk_widget_get_mapped (page->tab_label))
1728 gtk_widget_map (page->tab_label);
1732 if (gtk_notebook_get_event_window_position (notebook, NULL))
1733 gdk_window_show_unraised (priv->event_window);
1737 gtk_notebook_unmap (GtkWidget *widget)
1739 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
1740 GtkNotebookPriv *priv = notebook->priv;
1742 stop_scrolling (notebook);
1744 gtk_widget_set_mapped (widget, FALSE);
1746 gdk_window_hide (priv->event_window);
1748 GTK_WIDGET_CLASS (gtk_notebook_parent_class)->unmap (widget);
1752 gtk_notebook_realize (GtkWidget *widget)
1754 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
1755 GtkNotebookPriv *priv = notebook->priv;
1756 GdkWindowAttr attributes;
1757 gint attributes_mask;
1758 GdkRectangle event_window_pos;
1760 gtk_widget_set_realized (widget, TRUE);
1762 gtk_notebook_get_event_window_position (notebook, &event_window_pos);
1764 widget->window = gtk_widget_get_parent_window (widget);
1765 g_object_ref (widget->window);
1767 attributes.window_type = GDK_WINDOW_CHILD;
1768 attributes.x = event_window_pos.x;
1769 attributes.y = event_window_pos.y;
1770 attributes.width = event_window_pos.width;
1771 attributes.height = event_window_pos.height;
1772 attributes.wclass = GDK_INPUT_ONLY;
1773 attributes.event_mask = gtk_widget_get_events (widget);
1774 attributes.event_mask |= (GDK_BUTTON_PRESS_MASK |
1775 GDK_BUTTON_RELEASE_MASK | GDK_KEY_PRESS_MASK |
1776 GDK_POINTER_MOTION_MASK | GDK_LEAVE_NOTIFY_MASK |
1778 attributes_mask = GDK_WA_X | GDK_WA_Y;
1780 priv->event_window = gdk_window_new (gtk_widget_get_parent_window (widget),
1781 &attributes, attributes_mask);
1782 gdk_window_set_user_data (priv->event_window, notebook);
1784 widget->style = gtk_style_attach (widget->style, widget->window);
1788 gtk_notebook_unrealize (GtkWidget *widget)
1790 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
1791 GtkNotebookPriv *priv = notebook->priv;
1793 gdk_window_set_user_data (priv->event_window, NULL);
1794 gdk_window_destroy (priv->event_window);
1795 priv->event_window = NULL;
1797 if (priv->drag_window)
1799 gdk_window_set_user_data (priv->drag_window, NULL);
1800 gdk_window_destroy (priv->drag_window);
1801 priv->drag_window = NULL;
1804 GTK_WIDGET_CLASS (gtk_notebook_parent_class)->unrealize (widget);
1808 gtk_notebook_size_request (GtkWidget *widget,
1809 GtkRequisition *requisition)
1811 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
1812 GtkNotebookPriv *priv = notebook->priv;
1813 GtkNotebookPage *page;
1815 GtkRequisition child_requisition;
1816 GtkRequisition action_widget_requisition[2] = { { 0 }, { 0 } };
1817 gboolean switch_page = FALSE;
1823 gint scroll_arrow_hlength;
1824 gint scroll_arrow_vlength;
1826 gtk_widget_style_get (widget,
1827 "focus-line-width", &focus_width,
1828 "tab-overlap", &tab_overlap,
1829 "tab-curvature", &tab_curvature,
1830 "arrow-spacing", &arrow_spacing,
1831 "scroll-arrow-hlength", &scroll_arrow_hlength,
1832 "scroll-arrow-vlength", &scroll_arrow_vlength,
1835 widget->requisition.width = 0;
1836 widget->requisition.height = 0;
1838 for (children = priv->children, vis_pages = 0; children;
1839 children = children->next)
1841 page = children->data;
1843 if (gtk_widget_get_visible (page->child))
1846 gtk_widget_size_request (page->child, &child_requisition);
1848 widget->requisition.width = MAX (widget->requisition.width,
1849 child_requisition.width);
1850 widget->requisition.height = MAX (widget->requisition.height,
1851 child_requisition.height);
1853 if (priv->menu && page->menu_label->parent &&
1854 !gtk_widget_get_visible (page->menu_label->parent))
1855 gtk_widget_show (page->menu_label->parent);
1859 if (page == priv->cur_page)
1861 if (priv->menu && page->menu_label->parent &&
1862 gtk_widget_get_visible (page->menu_label->parent))
1863 gtk_widget_hide (page->menu_label->parent);
1867 if (priv->show_border || priv->show_tabs)
1869 widget->requisition.width += widget->style->xthickness * 2;
1870 widget->requisition.height += widget->style->ythickness * 2;
1872 if (priv->show_tabs)
1875 gint tab_height = 0;
1879 gint action_width = 0;
1880 gint action_height = 0;
1882 for (children = priv->children; children;
1883 children = children->next)
1885 page = children->data;
1887 if (gtk_widget_get_visible (page->child))
1889 if (!gtk_widget_get_visible (page->tab_label))
1890 gtk_widget_show (page->tab_label);
1892 gtk_widget_size_request (page->tab_label,
1893 &child_requisition);
1895 page->requisition.width =
1896 child_requisition.width +
1897 2 * widget->style->xthickness;
1898 page->requisition.height =
1899 child_requisition.height +
1900 2 * widget->style->ythickness;
1902 switch (priv->tab_pos)
1905 case GTK_POS_BOTTOM:
1906 page->requisition.height += 2 * (priv->tab_vborder +
1908 tab_height = MAX (tab_height, page->requisition.height);
1909 tab_max = MAX (tab_max, page->requisition.width);
1913 page->requisition.width += 2 * (priv->tab_hborder +
1915 tab_width = MAX (tab_width, page->requisition.width);
1916 tab_max = MAX (tab_max, page->requisition.height);
1920 else if (gtk_widget_get_visible (page->tab_label))
1921 gtk_widget_hide (page->tab_label);
1924 children = priv->children;
1928 for (i = 0; i < N_ACTION_WIDGETS; i++)
1930 if (priv->action_widget[i])
1932 gtk_widget_size_request (priv->action_widget[i], &action_widget_requisition[i]);
1933 action_widget_requisition[i].width += widget->style->xthickness;
1934 action_widget_requisition[i].height += widget->style->ythickness;
1938 switch (priv->tab_pos)
1941 case GTK_POS_BOTTOM:
1942 if (tab_height == 0)
1945 if (priv->scrollable && vis_pages > 1 &&
1946 widget->requisition.width < tab_width)
1947 tab_height = MAX (tab_height, scroll_arrow_hlength);
1949 tab_height = MAX (tab_height, action_widget_requisition[ACTION_WIDGET_START].height);
1950 tab_height = MAX (tab_height, action_widget_requisition[ACTION_WIDGET_END].height);
1952 padding = 2 * (tab_curvature + focus_width +
1953 priv->tab_hborder) - tab_overlap;
1957 page = children->data;
1958 children = children->next;
1960 if (!gtk_widget_get_visible (page->child))
1963 if (priv->homogeneous)
1964 page->requisition.width = tab_max;
1966 page->requisition.width += padding;
1968 tab_width += page->requisition.width;
1969 page->requisition.height = tab_height;
1972 if (priv->scrollable && vis_pages > 1 &&
1973 widget->requisition.width < tab_width)
1974 tab_width = tab_max + 2 * (scroll_arrow_hlength + arrow_spacing);
1976 action_width += action_widget_requisition[ACTION_WIDGET_START].width;
1977 action_width += action_widget_requisition[ACTION_WIDGET_END].width;
1978 if (priv->homogeneous && !priv->scrollable)
1979 widget->requisition.width = MAX (widget->requisition.width,
1980 vis_pages * tab_max +
1981 tab_overlap + action_width);
1983 widget->requisition.width = MAX (widget->requisition.width,
1984 tab_width + tab_overlap + action_width);
1986 widget->requisition.height += tab_height;
1993 if (priv->scrollable && vis_pages > 1 &&
1994 widget->requisition.height < tab_height)
1995 tab_width = MAX (tab_width,
1996 arrow_spacing + 2 * scroll_arrow_vlength);
1998 tab_width = MAX (tab_width, action_widget_requisition[ACTION_WIDGET_START].width);
1999 tab_width = MAX (tab_width, action_widget_requisition[ACTION_WIDGET_END].width);
2001 padding = 2 * (tab_curvature + focus_width +
2002 priv->tab_vborder) - tab_overlap;
2007 page = children->data;
2008 children = children->next;
2010 if (!gtk_widget_get_visible (page->child))
2013 page->requisition.width = tab_width;
2015 if (priv->homogeneous)
2016 page->requisition.height = tab_max;
2018 page->requisition.height += padding;
2020 tab_height += page->requisition.height;
2023 if (priv->scrollable && vis_pages > 1 &&
2024 widget->requisition.height < tab_height)
2025 tab_height = tab_max + (2 * scroll_arrow_vlength + arrow_spacing);
2026 action_height += action_widget_requisition[ACTION_WIDGET_START].height;
2027 action_height += action_widget_requisition[ACTION_WIDGET_END].height;
2029 if (priv->homogeneous && !priv->scrollable)
2030 widget->requisition.height =
2031 MAX (widget->requisition.height,
2032 vis_pages * tab_max + tab_overlap + action_height);
2034 widget->requisition.height =
2035 MAX (widget->requisition.height,
2036 tab_height + tab_overlap + action_height);
2038 if (!priv->homogeneous || priv->scrollable)
2040 widget->requisition.height = MAX (widget->requisition.height,
2041 vis_pages * tab_max +
2044 widget->requisition.width += tab_width;
2051 for (children = priv->children; children;
2052 children = children->next)
2054 page = children->data;
2056 if (page->tab_label && gtk_widget_get_visible (page->tab_label))
2057 gtk_widget_hide (page->tab_label);
2062 widget->requisition.width += GTK_CONTAINER (widget)->border_width * 2;
2063 widget->requisition.height += GTK_CONTAINER (widget)->border_width * 2;
2069 for (children = priv->children; children;
2070 children = children->next)
2072 page = children->data;
2073 if (gtk_widget_get_visible (page->child))
2075 gtk_notebook_switch_page (notebook, page);
2080 else if (gtk_widget_get_visible (widget))
2082 widget->requisition.width = GTK_CONTAINER (widget)->border_width * 2;
2083 widget->requisition.height= GTK_CONTAINER (widget)->border_width * 2;
2086 if (vis_pages && !priv->cur_page)
2088 children = gtk_notebook_search_page (notebook, NULL, STEP_NEXT, TRUE);
2091 priv->first_tab = children;
2092 gtk_notebook_switch_page (notebook, GTK_NOTEBOOK_PAGE (children));
2098 gtk_notebook_size_allocate (GtkWidget *widget,
2099 GtkAllocation *allocation)
2101 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
2102 GtkNotebookPriv *priv = notebook->priv;
2103 gint tab_pos = get_effective_tab_pos (notebook);
2107 gtk_widget_style_get (widget, "focus-line-width", &focus_width, NULL);
2109 widget->allocation = *allocation;
2110 if (gtk_widget_get_realized (widget))
2112 GdkRectangle position;
2114 if (gtk_notebook_get_event_window_position (notebook, &position))
2116 gdk_window_move_resize (priv->event_window,
2117 position.x, position.y,
2118 position.width, position.height);
2119 if (gtk_widget_get_mapped (GTK_WIDGET (notebook)))
2120 gdk_window_show_unraised (priv->event_window);
2123 gdk_window_hide (priv->event_window);
2128 gint border_width = GTK_CONTAINER (widget)->border_width;
2129 GtkNotebookPage *page;
2130 GtkAllocation child_allocation;
2134 child_allocation.x = widget->allocation.x + border_width;
2135 child_allocation.y = widget->allocation.y + border_width;
2136 child_allocation.width = MAX (1, allocation->width - border_width * 2);
2137 child_allocation.height = MAX (1, allocation->height - border_width * 2);
2139 if (priv->show_tabs || priv->show_border)
2141 child_allocation.x += widget->style->xthickness;
2142 child_allocation.y += widget->style->ythickness;
2143 child_allocation.width = MAX (1, child_allocation.width -
2144 widget->style->xthickness * 2);
2145 child_allocation.height = MAX (1, child_allocation.height -
2146 widget->style->ythickness * 2);
2148 if (priv->show_tabs && priv->children && priv->cur_page)
2153 child_allocation.y += priv->cur_page->requisition.height;
2154 case GTK_POS_BOTTOM:
2155 child_allocation.height =
2156 MAX (1, child_allocation.height -
2157 priv->cur_page->requisition.height);
2160 child_allocation.x += priv->cur_page->requisition.width;
2162 child_allocation.width =
2163 MAX (1, child_allocation.width -
2164 priv->cur_page->requisition.width);
2168 for (i = 0; i < N_ACTION_WIDGETS; i++)
2170 GtkAllocation widget_allocation;
2172 if (!priv->action_widget[i])
2175 widget_allocation.x = widget->allocation.x + border_width;
2176 widget_allocation.y = widget->allocation.y + border_width;
2177 is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
2181 case GTK_POS_BOTTOM:
2182 widget_allocation.y +=
2183 widget->allocation.height - 2 * border_width - priv->cur_page->requisition.height;
2186 widget_allocation.width = priv->action_widget[i]->requisition.width;
2187 widget_allocation.height = priv->cur_page->requisition.height - widget->style->ythickness;
2189 if ((i == ACTION_WIDGET_START && is_rtl) ||
2190 (i == ACTION_WIDGET_END && !is_rtl))
2191 widget_allocation.x +=
2192 widget->allocation.width - 2 * border_width -
2193 priv->action_widget[i]->requisition.width;
2194 if (tab_pos == GTK_POS_TOP) /* no fall through */
2195 widget_allocation.y += 2 * focus_width;
2198 widget_allocation.x +=
2199 widget->allocation.width - 2 * border_width - priv->cur_page->requisition.width;
2202 widget_allocation.height = priv->action_widget[i]->requisition.height;
2203 widget_allocation.width = priv->cur_page->requisition.width - widget->style->xthickness;
2205 if (i == ACTION_WIDGET_END)
2206 widget_allocation.y +=
2207 widget->allocation.height - 2 * border_width -
2208 priv->action_widget[i]->requisition.height;
2209 if (tab_pos == GTK_POS_LEFT) /* no fall through */
2210 widget_allocation.x += 2 * focus_width;
2214 gtk_widget_size_allocate (priv->action_widget[i], &widget_allocation);
2219 children = priv->children;
2222 page = children->data;
2223 children = children->next;
2225 if (gtk_widget_get_visible (page->child))
2226 gtk_widget_size_allocate (page->child, &child_allocation);
2229 gtk_notebook_pages_allocate (notebook);
2234 gtk_notebook_expose (GtkWidget *widget,
2235 GdkEventExpose *event)
2237 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
2238 GtkNotebookPriv *priv = notebook->priv;
2241 if (event->window == priv->drag_window)
2243 GdkRectangle area = { 0, };
2246 /* FIXME: This is a workaround to make tabs reordering work better
2247 * with engines with rounded tabs. If the drag window background
2248 * isn't set, the rounded corners would be black.
2250 * Ideally, these corners should be made transparent, Either by using
2251 * ARGB visuals or shape windows.
2253 cr = gdk_cairo_create (priv->drag_window);
2254 gdk_cairo_set_source_color (cr, &widget->style->bg [GTK_STATE_NORMAL]);
2258 gdk_drawable_get_size (priv->drag_window,
2259 &area.width, &area.height);
2260 gtk_notebook_draw_tab (notebook,
2263 gtk_notebook_draw_focus (widget, event);
2264 gtk_container_propagate_expose (GTK_CONTAINER (notebook),
2265 priv->cur_page->tab_label, event);
2267 else if (gtk_widget_is_drawable (widget))
2269 gtk_notebook_paint (widget, &event->area);
2270 if (priv->show_tabs)
2272 GtkNotebookPage *page;
2275 gtk_notebook_draw_focus (widget, event);
2276 pages = priv->children;
2280 page = GTK_NOTEBOOK_PAGE (pages);
2281 pages = pages->next;
2283 if (page->tab_label->window == event->window &&
2284 gtk_widget_is_drawable (page->tab_label))
2285 gtk_container_propagate_expose (GTK_CONTAINER (notebook),
2286 page->tab_label, event);
2291 gtk_container_propagate_expose (GTK_CONTAINER (notebook),
2292 priv->cur_page->child,
2294 if (priv->show_tabs)
2296 for (i = 0; i < N_ACTION_WIDGETS; i++)
2298 if (priv->action_widget[i] &&
2299 gtk_widget_is_drawable (priv->action_widget[i]))
2300 gtk_container_propagate_expose (GTK_CONTAINER (notebook),
2301 priv->action_widget[i], event);
2310 gtk_notebook_show_arrows (GtkNotebook *notebook)
2312 GtkNotebookPriv *priv = notebook->priv;
2313 gboolean show_arrow = FALSE;
2316 if (!priv->scrollable)
2319 children = priv->children;
2322 GtkNotebookPage *page = children->data;
2324 if (page->tab_label && !gtk_widget_get_child_visible (page->tab_label))
2327 children = children->next;
2334 gtk_notebook_get_arrow_rect (GtkNotebook *notebook,
2335 GdkRectangle *rectangle,
2336 GtkNotebookArrow arrow)
2338 GtkNotebookPriv *priv = notebook->priv;
2339 GdkRectangle event_window_pos;
2340 gboolean before = ARROW_IS_BEFORE (arrow);
2341 gboolean left = ARROW_IS_LEFT (arrow);
2343 if (gtk_notebook_get_event_window_position (notebook, &event_window_pos))
2345 gint scroll_arrow_hlength;
2346 gint scroll_arrow_vlength;
2348 gtk_widget_style_get (GTK_WIDGET (notebook),
2349 "scroll-arrow-hlength", &scroll_arrow_hlength,
2350 "scroll-arrow-vlength", &scroll_arrow_vlength,
2353 switch (priv->tab_pos)
2357 rectangle->width = scroll_arrow_vlength;
2358 rectangle->height = scroll_arrow_vlength;
2360 if ((before && (priv->has_before_previous != priv->has_before_next)) ||
2361 (!before && (priv->has_after_previous != priv->has_after_next)))
2362 rectangle->x = event_window_pos.x + (event_window_pos.width - rectangle->width) / 2;
2364 rectangle->x = event_window_pos.x + event_window_pos.width / 2 - rectangle->width;
2366 rectangle->x = event_window_pos.x + event_window_pos.width / 2;
2367 rectangle->y = event_window_pos.y;
2369 rectangle->y += event_window_pos.height - rectangle->height;
2373 case GTK_POS_BOTTOM:
2374 rectangle->width = scroll_arrow_hlength;
2375 rectangle->height = scroll_arrow_hlength;
2379 if (left || !priv->has_before_previous)
2380 rectangle->x = event_window_pos.x;
2382 rectangle->x = event_window_pos.x + rectangle->width;
2386 if (!left || !priv->has_after_next)
2387 rectangle->x = event_window_pos.x + event_window_pos.width - rectangle->width;
2389 rectangle->x = event_window_pos.x + event_window_pos.width - 2 * rectangle->width;
2391 rectangle->y = event_window_pos.y + (event_window_pos.height - rectangle->height) / 2;
2397 static GtkNotebookArrow
2398 gtk_notebook_get_arrow (GtkNotebook *notebook,
2402 GtkNotebookPriv *priv = notebook->priv;
2403 GdkRectangle arrow_rect;
2404 GdkRectangle event_window_pos;
2407 GtkNotebookArrow arrow[4];
2409 arrow[0] = priv->has_before_previous ? ARROW_LEFT_BEFORE : ARROW_NONE;
2410 arrow[1] = priv->has_before_next ? ARROW_RIGHT_BEFORE : ARROW_NONE;
2411 arrow[2] = priv->has_after_previous ? ARROW_LEFT_AFTER : ARROW_NONE;
2412 arrow[3] = priv->has_after_next ? ARROW_RIGHT_AFTER : ARROW_NONE;
2414 if (gtk_notebook_show_arrows (notebook))
2416 gtk_notebook_get_event_window_position (notebook, &event_window_pos);
2417 for (i = 0; i < 4; i++)
2419 if (arrow[i] == ARROW_NONE)
2422 gtk_notebook_get_arrow_rect (notebook, &arrow_rect, arrow[i]);
2424 x0 = x - arrow_rect.x;
2425 y0 = y - arrow_rect.y;
2427 if (y0 >= 0 && y0 < arrow_rect.height &&
2428 x0 >= 0 && x0 < arrow_rect.width)
2437 gtk_notebook_do_arrow (GtkNotebook *notebook,
2438 GtkNotebookArrow arrow)
2440 GtkNotebookPriv *priv = notebook->priv;
2441 GtkWidget *widget = GTK_WIDGET (notebook);
2442 gboolean is_rtl, left;
2444 is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
2445 left = (ARROW_IS_LEFT (arrow) && !is_rtl) ||
2446 (!ARROW_IS_LEFT (arrow) && is_rtl);
2448 if (!priv->focus_tab ||
2449 gtk_notebook_search_page (notebook, priv->focus_tab,
2450 left ? STEP_PREV : STEP_NEXT,
2453 gtk_notebook_change_current_page (notebook, left ? -1 : 1);
2454 gtk_widget_grab_focus (widget);
2459 gtk_notebook_arrow_button_press (GtkNotebook *notebook,
2460 GtkNotebookArrow arrow,
2463 GtkNotebookPriv *priv = notebook->priv;
2464 GtkWidget *widget = GTK_WIDGET (notebook);
2465 gboolean is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
2466 gboolean left = (ARROW_IS_LEFT (arrow) && !is_rtl) ||
2467 (!ARROW_IS_LEFT (arrow) && is_rtl);
2469 if (!gtk_widget_has_focus (widget))
2470 gtk_widget_grab_focus (widget);
2472 priv->button = button;
2473 priv->click_child = arrow;
2477 gtk_notebook_do_arrow (notebook, arrow);
2478 gtk_notebook_set_scroll_timer (notebook);
2480 else if (button == 2)
2481 gtk_notebook_page_select (notebook, TRUE);
2482 else if (button == 3)
2483 gtk_notebook_switch_focus_tab (notebook,
2484 gtk_notebook_search_page (notebook,
2486 left ? STEP_NEXT : STEP_PREV,
2488 gtk_notebook_redraw_arrows (notebook);
2494 get_widget_coordinates (GtkWidget *widget,
2499 GdkWindow *window = ((GdkEventAny *)event)->window;
2502 if (!gdk_event_get_coords (event, &tx, &ty))
2505 while (window && window != widget->window)
2507 gint window_x, window_y;
2509 gdk_window_get_position (window, &window_x, &window_y);
2513 window = gdk_window_get_parent (window);
2528 gtk_notebook_scroll (GtkWidget *widget,
2529 GdkEventScroll *event)
2531 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
2532 GtkNotebookPriv *priv = notebook->priv;
2533 GtkWidget *child, *event_widget;
2536 if (!priv->cur_page)
2539 child = priv->cur_page->child;
2540 event_widget = gtk_get_event_widget ((GdkEvent *)event);
2542 /* ignore scroll events from the content of the page */
2543 if (!event_widget || gtk_widget_is_ancestor (event_widget, child) || event_widget == child)
2546 /* nor from the action area */
2547 for (i = 0; i < 2; i++)
2549 if (event_widget == priv->action_widget[i] ||
2550 gtk_widget_is_ancestor (event_widget, priv->action_widget[i]))
2554 switch (event->direction)
2556 case GDK_SCROLL_RIGHT:
2557 case GDK_SCROLL_DOWN:
2558 gtk_notebook_next_page (notebook);
2560 case GDK_SCROLL_LEFT:
2562 gtk_notebook_prev_page (notebook);
2570 get_tab_at_pos (GtkNotebook *notebook, gint x, gint y)
2572 GtkNotebookPriv *priv = notebook->priv;
2573 GtkNotebookPage *page;
2576 children = priv->children;
2579 page = children->data;
2581 if (gtk_widget_get_visible (page->child) &&
2582 page->tab_label && gtk_widget_get_mapped (page->tab_label) &&
2583 (x >= page->allocation.x) &&
2584 (y >= page->allocation.y) &&
2585 (x <= (page->allocation.x + page->allocation.width)) &&
2586 (y <= (page->allocation.y + page->allocation.height)))
2589 children = children->next;
2596 gtk_notebook_button_press (GtkWidget *widget,
2597 GdkEventButton *event)
2599 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
2600 GtkNotebookPriv *priv = notebook->priv;
2601 GtkNotebookPage *page;
2603 GtkNotebookArrow arrow;
2606 if (event->type != GDK_BUTTON_PRESS || !priv->children ||
2610 if (!get_widget_coordinates (widget, (GdkEvent *)event, &x, &y))
2613 arrow = gtk_notebook_get_arrow (notebook, x, y);
2615 return gtk_notebook_arrow_button_press (notebook, arrow, event->button);
2617 if (event->button == 3 && priv->menu)
2619 gtk_menu_popup (GTK_MENU (priv->menu), NULL, NULL,
2620 NULL, NULL, 3, event->time);
2624 if (event->button != 1)
2627 priv->button = event->button;
2629 if ((tab = get_tab_at_pos (notebook, x, y)) != NULL)
2631 gboolean page_changed, was_focus;
2634 page_changed = page != priv->cur_page;
2635 was_focus = gtk_widget_is_focus (widget);
2637 gtk_notebook_switch_focus_tab (notebook, tab);
2638 gtk_widget_grab_focus (widget);
2640 if (page_changed && !was_focus)
2641 gtk_widget_child_focus (page->child, GTK_DIR_TAB_FORWARD);
2643 /* save press to possibly begin a drag */
2644 if (page->reorderable || page->detachable)
2646 priv->during_detach = FALSE;
2647 priv->during_reorder = FALSE;
2648 priv->pressed_button = event->button;
2653 priv->drag_begin_x = priv->mouse_x;
2654 priv->drag_begin_y = priv->mouse_y;
2655 priv->drag_offset_x = priv->drag_begin_x - page->allocation.x;
2656 priv->drag_offset_y = priv->drag_begin_y - page->allocation.y;
2664 popup_position_func (GtkMenu *menu,
2670 GtkNotebook *notebook = data;
2671 GtkNotebookPriv *priv = notebook->priv;
2673 GtkRequisition requisition;
2675 if (priv->focus_tab)
2677 GtkNotebookPage *page;
2679 page = priv->focus_tab->data;
2680 w = page->tab_label;
2684 w = GTK_WIDGET (notebook);
2687 gdk_window_get_origin (w->window, x, y);
2688 gtk_widget_size_request (GTK_WIDGET (menu), &requisition);
2690 if (gtk_widget_get_direction (w) == GTK_TEXT_DIR_RTL)
2691 *x += w->allocation.x + w->allocation.width - requisition.width;
2693 *x += w->allocation.x;
2695 *y += w->allocation.y + w->allocation.height;
2701 gtk_notebook_popup_menu (GtkWidget *widget)
2703 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
2704 GtkNotebookPriv *priv = notebook->priv;
2708 gtk_menu_popup (GTK_MENU (priv->menu), NULL, NULL,
2709 popup_position_func, notebook,
2710 0, gtk_get_current_event_time ());
2711 gtk_menu_shell_select_first (GTK_MENU_SHELL (priv->menu), FALSE);
2719 stop_scrolling (GtkNotebook *notebook)
2721 GtkNotebookPriv *priv = notebook->priv;
2725 g_source_remove (priv->timer);
2727 priv->need_timer = FALSE;
2729 priv->click_child = 0;
2731 gtk_notebook_redraw_arrows (notebook);
2735 get_drop_position (GtkNotebook *notebook,
2738 GtkNotebookPriv *priv = notebook->priv;
2739 GList *children, *last_child;
2740 GtkNotebookPage *page;
2747 is_rtl = gtk_widget_get_direction ((GtkWidget *) notebook) == GTK_TEXT_DIR_RTL;
2748 children = priv->children;
2753 page = children->data;
2755 if ((priv->operation != DRAG_OPERATION_REORDER || page != priv->cur_page) &&
2756 gtk_widget_get_visible (page->child) &&
2758 gtk_widget_get_mapped (page->tab_label) &&
2761 switch (priv->tab_pos)
2764 case GTK_POS_BOTTOM:
2767 if ((page->pack == GTK_PACK_START && PAGE_MIDDLE_X (page) > x) ||
2768 (page->pack == GTK_PACK_END && PAGE_MIDDLE_X (page) < x))
2773 if ((page->pack == GTK_PACK_START && PAGE_MIDDLE_X (page) < x) ||
2774 (page->pack == GTK_PACK_END && PAGE_MIDDLE_X (page) > x))
2781 if ((page->pack == GTK_PACK_START && PAGE_MIDDLE_Y (page) > y) ||
2782 (page->pack == GTK_PACK_END && PAGE_MIDDLE_Y (page) < y))
2788 last_child = children->next;
2791 children = children->next;
2798 show_drag_window (GtkNotebook *notebook,
2799 GtkNotebookPriv *priv,
2800 GtkNotebookPage *page,
2803 GtkWidget *widget = GTK_WIDGET (notebook);
2805 if (!priv->drag_window)
2807 GdkWindowAttr attributes;
2808 guint attributes_mask;
2810 attributes.x = page->allocation.x;
2811 attributes.y = page->allocation.y;
2812 attributes.width = page->allocation.width;
2813 attributes.height = page->allocation.height;
2814 attributes.window_type = GDK_WINDOW_CHILD;
2815 attributes.wclass = GDK_INPUT_OUTPUT;
2816 attributes.visual = gtk_widget_get_visual (widget);
2817 attributes.colormap = gtk_widget_get_colormap (widget);
2818 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
2819 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
2821 priv->drag_window = gdk_window_new (gtk_widget_get_parent_window (widget),
2824 gdk_window_set_user_data (priv->drag_window, widget);
2827 g_object_ref (page->tab_label);
2828 gtk_widget_unparent (page->tab_label);
2829 gtk_widget_set_parent_window (page->tab_label, priv->drag_window);
2830 gtk_widget_set_parent (page->tab_label, widget);
2831 g_object_unref (page->tab_label);
2833 gdk_window_show (priv->drag_window);
2835 /* the grab will dissapear when the window is hidden */
2836 gdk_device_grab (device, priv->drag_window,
2837 GDK_OWNERSHIP_WINDOW, FALSE,
2838 GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
2839 NULL, GDK_CURRENT_TIME);
2842 /* This function undoes the reparenting that happens both when drag_window
2843 * is shown for reordering and when the DnD icon is shown for detaching
2846 hide_drag_window (GtkNotebook *notebook,
2847 GtkNotebookPriv *priv,
2848 GtkNotebookPage *page)
2850 GtkWidget *widget = GTK_WIDGET (notebook);
2851 GtkWidget *parent = page->tab_label->parent;
2853 if (page->tab_label->window != widget->window ||
2854 !NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page))
2856 g_object_ref (page->tab_label);
2858 if (GTK_IS_WINDOW (parent))
2860 /* parent widget is the drag window */
2861 gtk_container_remove (GTK_CONTAINER (parent), page->tab_label);
2864 gtk_widget_unparent (page->tab_label);
2866 gtk_widget_set_parent (page->tab_label, widget);
2867 g_object_unref (page->tab_label);
2870 if (priv->drag_window &&
2871 gdk_window_is_visible (priv->drag_window))
2872 gdk_window_hide (priv->drag_window);
2876 gtk_notebook_stop_reorder (GtkNotebook *notebook)
2878 GtkNotebookPriv *priv = notebook->priv;
2879 GtkNotebookPage *page;
2881 if (priv->operation == DRAG_OPERATION_DETACH)
2882 page = priv->detached_tab;
2884 page = priv->cur_page;
2886 if (!page || !page->tab_label)
2889 priv->pressed_button = -1;
2891 if (page->reorderable || page->detachable)
2893 if (priv->during_reorder)
2895 gint old_page_num, page_num;
2898 element = get_drop_position (notebook, page->pack);
2899 old_page_num = g_list_position (priv->children, priv->focus_tab);
2900 page_num = reorder_tab (notebook, element, priv->focus_tab);
2901 gtk_notebook_child_reordered (notebook, page);
2903 if (priv->has_scrolled || old_page_num != page_num)
2904 g_signal_emit (notebook,
2905 notebook_signals[PAGE_REORDERED], 0,
2906 page->child, page_num);
2908 priv->has_scrolled = FALSE;
2909 priv->during_reorder = FALSE;
2912 hide_drag_window (notebook, priv, page);
2914 priv->operation = DRAG_OPERATION_NONE;
2915 gtk_notebook_pages_allocate (notebook);
2917 if (priv->dnd_timer)
2919 g_source_remove (priv->dnd_timer);
2920 priv->dnd_timer = 0;
2926 gtk_notebook_button_release (GtkWidget *widget,
2927 GdkEventButton *event)
2929 GtkNotebook *notebook;
2930 GtkNotebookPriv *priv;
2931 GtkNotebookPage *page;
2933 if (event->type != GDK_BUTTON_RELEASE)
2936 notebook = GTK_NOTEBOOK (widget);
2937 priv = notebook->priv;
2939 page = priv->cur_page;
2941 if (!priv->during_detach &&
2942 page->reorderable &&
2943 event->button == priv->pressed_button)
2944 gtk_notebook_stop_reorder (notebook);
2946 if (event->button == priv->button)
2948 stop_scrolling (notebook);
2956 gtk_notebook_leave_notify (GtkWidget *widget,
2957 GdkEventCrossing *event)
2959 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
2960 GtkNotebookPriv *priv = notebook->priv;
2963 if (!get_widget_coordinates (widget, (GdkEvent *)event, &x, &y))
2969 gtk_notebook_redraw_arrows (notebook);
2975 static GtkNotebookPointerPosition
2976 get_pointer_position (GtkNotebook *notebook)
2978 GtkNotebookPriv *priv = notebook->priv;
2979 GtkWidget *widget = GTK_WIDGET (notebook);
2980 gint wx, wy, width, height;
2983 if (!priv->scrollable)
2984 return POINTER_BETWEEN;
2986 gdk_window_get_position (priv->event_window, &wx, &wy);
2987 gdk_drawable_get_size (GDK_DRAWABLE (priv->event_window), &width, &height);
2989 if (priv->tab_pos == GTK_POS_TOP ||
2990 priv->tab_pos == GTK_POS_BOTTOM)
2994 is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
2995 x = priv->mouse_x - wx;
2997 if (x > width - SCROLL_THRESHOLD)
2998 return (is_rtl) ? POINTER_BEFORE : POINTER_AFTER;
2999 else if (x < SCROLL_THRESHOLD)
3000 return (is_rtl) ? POINTER_AFTER : POINTER_BEFORE;
3002 return POINTER_BETWEEN;
3008 y = priv->mouse_y - wy;
3009 if (y > height - SCROLL_THRESHOLD)
3010 return POINTER_AFTER;
3011 else if (y < SCROLL_THRESHOLD)
3012 return POINTER_BEFORE;
3014 return POINTER_BETWEEN;
3019 scroll_notebook_timer (gpointer data)
3021 GtkNotebook *notebook = GTK_NOTEBOOK (data);
3022 GtkNotebookPriv *priv = notebook->priv;
3023 GtkNotebookPointerPosition pointer_position;
3024 GList *element, *first_tab;
3026 pointer_position = get_pointer_position (notebook);
3028 element = get_drop_position (notebook, priv->cur_page->pack);
3029 reorder_tab (notebook, element, priv->focus_tab);
3030 first_tab = gtk_notebook_search_page (notebook, priv->first_tab,
3031 (pointer_position == POINTER_BEFORE) ? STEP_PREV : STEP_NEXT,
3035 priv->first_tab = first_tab;
3036 gtk_notebook_pages_allocate (notebook);
3038 gdk_window_move_resize (priv->drag_window,
3039 priv->drag_window_x,
3040 priv->drag_window_y,
3041 priv->cur_page->allocation.width,
3042 priv->cur_page->allocation.height);
3043 gdk_window_raise (priv->drag_window);
3050 check_threshold (GtkNotebook *notebook,
3054 GtkNotebookPriv *priv = notebook->priv;
3057 GdkRectangle rectangle = { 0, }; /* shut up gcc */
3058 GtkSettings *settings;
3060 widget = GTK_WIDGET (notebook);
3061 settings = gtk_widget_get_settings (GTK_WIDGET (notebook));
3062 g_object_get (G_OBJECT (settings), "gtk-dnd-drag-threshold", &dnd_threshold, NULL);
3064 /* we want a large threshold */
3065 dnd_threshold *= DND_THRESHOLD_MULTIPLIER;
3067 gdk_window_get_position (priv->event_window, &rectangle.x, &rectangle.y);
3068 gdk_drawable_get_size (GDK_DRAWABLE (priv->event_window), &rectangle.width, &rectangle.height);
3070 rectangle.x -= dnd_threshold;
3071 rectangle.width += 2 * dnd_threshold;
3072 rectangle.y -= dnd_threshold;
3073 rectangle.height += 2 * dnd_threshold;
3075 return (current_x < rectangle.x ||
3076 current_x > rectangle.x + rectangle.width ||
3077 current_y < rectangle.y ||
3078 current_y > rectangle.y + rectangle.height);
3082 gtk_notebook_motion_notify (GtkWidget *widget,
3083 GdkEventMotion *event)
3085 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
3086 GtkNotebookPriv *priv = notebook->priv;
3087 GtkNotebookPage *page;
3088 GtkNotebookArrow arrow;
3089 GtkNotebookPointerPosition pointer_position;
3090 GtkSettings *settings;
3094 page = priv->cur_page;
3099 if (!(event->state & GDK_BUTTON1_MASK) &&
3100 priv->pressed_button != -1)
3102 gtk_notebook_stop_reorder (notebook);
3103 stop_scrolling (notebook);
3106 if (event->time < priv->timestamp + MSECS_BETWEEN_UPDATES)
3109 priv->timestamp = event->time;
3111 /* While animating the move, event->x is relative to the flying tab
3112 * (priv->drag_window has a pointer grab), but we need coordinates relative to
3113 * the notebook widget.
3115 gdk_window_get_origin (widget->window, &x_win, &y_win);
3116 priv->mouse_x = event->x_root - x_win;
3117 priv->mouse_y = event->y_root - y_win;
3119 arrow = gtk_notebook_get_arrow (notebook, priv->mouse_x, priv->mouse_y);
3120 if (arrow != priv->in_child)
3122 priv->in_child = arrow;
3123 gtk_notebook_redraw_arrows (notebook);
3126 if (priv->pressed_button == -1)
3129 if (page->detachable &&
3130 check_threshold (notebook, priv->mouse_x, priv->mouse_y))
3132 priv->detached_tab = priv->cur_page;
3133 priv->during_detach = TRUE;
3135 gtk_drag_begin (widget, priv->source_targets, GDK_ACTION_MOVE,
3136 priv->pressed_button, (GdkEvent*) event);
3140 if (page->reorderable &&
3141 (priv->during_reorder ||
3142 gtk_drag_check_threshold (widget, priv->drag_begin_x, priv->drag_begin_y, priv->mouse_x, priv->mouse_y)))
3144 priv->during_reorder = TRUE;
3145 pointer_position = get_pointer_position (notebook);
3147 if (event->window == priv->drag_window &&
3148 pointer_position != POINTER_BETWEEN &&
3149 gtk_notebook_show_arrows (notebook))
3152 if (!priv->dnd_timer)
3154 priv->has_scrolled = TRUE;
3155 settings = gtk_widget_get_settings (GTK_WIDGET (notebook));
3156 g_object_get (settings, "gtk-timeout-repeat", &timeout, NULL);
3158 priv->dnd_timer = gdk_threads_add_timeout (timeout * SCROLL_DELAY_FACTOR,
3159 scroll_notebook_timer,
3160 (gpointer) notebook);
3165 if (priv->dnd_timer)
3167 g_source_remove (priv->dnd_timer);
3168 priv->dnd_timer = 0;
3172 if (event->window == priv->drag_window ||
3173 priv->operation != DRAG_OPERATION_REORDER)
3175 /* the drag operation is beginning, create the window */
3176 if (priv->operation != DRAG_OPERATION_REORDER)
3178 priv->operation = DRAG_OPERATION_REORDER;
3179 show_drag_window (notebook, priv, page, event->device);
3182 gtk_notebook_pages_allocate (notebook);
3183 gdk_window_move_resize (priv->drag_window,
3184 priv->drag_window_x,
3185 priv->drag_window_y,
3186 page->allocation.width,
3187 page->allocation.height);
3195 gtk_notebook_grab_notify (GtkWidget *widget,
3196 gboolean was_grabbed)
3198 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
3202 gtk_notebook_stop_reorder (notebook);
3203 stop_scrolling (notebook);
3208 gtk_notebook_state_changed (GtkWidget *widget,
3209 GtkStateType previous_state)
3211 if (!gtk_widget_is_sensitive (widget))
3212 stop_scrolling (GTK_NOTEBOOK (widget));
3216 gtk_notebook_focus_in (GtkWidget *widget,
3217 GdkEventFocus *event)
3219 gtk_notebook_redraw_tabs (GTK_NOTEBOOK (widget));
3225 gtk_notebook_focus_out (GtkWidget *widget,
3226 GdkEventFocus *event)
3228 gtk_notebook_redraw_tabs (GTK_NOTEBOOK (widget));
3234 gtk_notebook_draw_focus (GtkWidget *widget,
3235 GdkEventExpose *event)
3237 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
3238 GtkNotebookPriv *priv = notebook->priv;
3240 if (gtk_widget_has_focus (widget) && gtk_widget_is_drawable (widget) &&
3241 priv->show_tabs && priv->cur_page &&
3242 priv->cur_page->tab_label->window == event->window)
3244 GtkNotebookPage *page;
3246 page = priv->cur_page;
3248 if (gtk_widget_intersect (page->tab_label, &event->area, NULL))
3253 gtk_widget_style_get (widget, "focus-line-width", &focus_width, NULL);
3255 area.x = page->tab_label->allocation.x - focus_width;
3256 area.y = page->tab_label->allocation.y - focus_width;
3257 area.width = page->tab_label->allocation.width + 2 * focus_width;
3258 area.height = page->tab_label->allocation.height + 2 * focus_width;
3260 gtk_paint_focus (widget->style, event->window,
3261 gtk_widget_get_state (widget), NULL, widget, "tab",
3262 area.x, area.y, area.width, area.height);
3268 gtk_notebook_style_set (GtkWidget *widget,
3271 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
3272 GtkNotebookPriv *priv = notebook->priv;
3274 gboolean has_before_previous;
3275 gboolean has_before_next;
3276 gboolean has_after_previous;
3277 gboolean has_after_next;
3279 gtk_widget_style_get (widget,
3280 "has-backward-stepper", &has_before_previous,
3281 "has-secondary-forward-stepper", &has_before_next,
3282 "has-secondary-backward-stepper", &has_after_previous,
3283 "has-forward-stepper", &has_after_next,
3286 priv->has_before_previous = has_before_previous;
3287 priv->has_before_next = has_before_next;
3288 priv->has_after_previous = has_after_previous;
3289 priv->has_after_next = has_after_next;
3291 GTK_WIDGET_CLASS (gtk_notebook_parent_class)->style_set (widget, previous);
3295 on_drag_icon_expose (GtkWidget *widget,
3296 GdkEventExpose *event,
3299 GtkWidget *notebook, *child = GTK_WIDGET (data);
3300 GtkRequisition requisition;
3303 notebook = GTK_WIDGET (data);
3304 child = GTK_BIN (widget)->child;
3305 gtk_widget_size_request (widget, &requisition);
3306 gap_pos = get_tab_gap_pos (GTK_NOTEBOOK (notebook));
3308 gtk_paint_extension (gtk_widget_get_style (notebook),
3309 gtk_widget_get_window (widget),
3310 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
3311 NULL, widget, "tab",
3313 requisition.width, requisition.height,
3316 gtk_container_propagate_expose (GTK_CONTAINER (widget), child, event);
3322 gtk_notebook_drag_begin (GtkWidget *widget,
3323 GdkDragContext *context)
3325 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
3326 GtkNotebookPriv *priv = notebook->priv;
3327 GtkWidget *tab_label;
3329 if (priv->dnd_timer)
3331 g_source_remove (priv->dnd_timer);
3332 priv->dnd_timer = 0;
3335 priv->operation = DRAG_OPERATION_DETACH;
3336 gtk_notebook_pages_allocate (notebook);
3338 tab_label = priv->detached_tab->tab_label;
3340 hide_drag_window (notebook, priv, priv->cur_page);
3341 g_object_ref (tab_label);
3342 gtk_widget_unparent (tab_label);
3344 priv->dnd_window = gtk_window_new (GTK_WINDOW_POPUP);
3345 gtk_window_set_screen (GTK_WINDOW (priv->dnd_window),
3346 gtk_widget_get_screen (widget));
3347 gtk_container_add (GTK_CONTAINER (priv->dnd_window), tab_label);
3348 gtk_widget_set_size_request (priv->dnd_window,
3349 priv->detached_tab->allocation.width,
3350 priv->detached_tab->allocation.height);
3351 g_object_unref (tab_label);
3353 g_signal_connect (G_OBJECT (priv->dnd_window), "expose-event",
3354 G_CALLBACK (on_drag_icon_expose), notebook);
3356 gtk_drag_set_icon_widget (context, priv->dnd_window, -2, -2);
3360 gtk_notebook_drag_end (GtkWidget *widget,
3361 GdkDragContext *context)
3363 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
3364 GtkNotebookPriv *priv = notebook->priv;
3366 gtk_notebook_stop_reorder (notebook);
3368 if (priv->detached_tab)
3369 gtk_notebook_switch_page (notebook, priv->detached_tab);
3371 GTK_BIN (priv->dnd_window)->child = NULL;
3372 gtk_widget_destroy (priv->dnd_window);
3373 priv->dnd_window = NULL;
3375 priv->operation = DRAG_OPERATION_NONE;
3378 static GtkNotebook *
3379 gtk_notebook_create_window (GtkNotebook *notebook,
3384 if (window_creation_hook)
3385 return (* window_creation_hook) (notebook, page, x, y, window_creation_hook_data);
3391 gtk_notebook_drag_failed (GtkWidget *widget,
3392 GdkDragContext *context,
3393 GtkDragResult result,
3396 if (result == GTK_DRAG_RESULT_NO_TARGET)
3398 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
3399 GtkNotebookPriv *priv = notebook->priv;
3400 GtkNotebook *dest_notebook = NULL;
3401 GdkDisplay *display;
3404 display = gtk_widget_get_display (widget);
3405 gdk_display_get_pointer (display, NULL, &x, &y, NULL);
3407 g_signal_emit (notebook, notebook_signals[CREATE_WINDOW], 0,
3408 priv->detached_tab->child, x, y, &dest_notebook);
3411 do_detach_tab (notebook, dest_notebook, priv->detached_tab->child, 0, 0);
3420 gtk_notebook_switch_tab_timeout (gpointer data)
3422 GtkNotebook *notebook = GTK_NOTEBOOK (data);
3423 GtkNotebookPriv *priv = notebook->priv;
3427 priv->switch_tab_timer = 0;
3431 if ((tab = get_tab_at_pos (notebook, x, y)) != NULL)
3433 /* FIXME: hack, we don't want the
3434 * focus to move fom the source widget
3436 priv->child_has_focus = FALSE;
3437 gtk_notebook_switch_focus_tab (notebook, tab);
3444 gtk_notebook_drag_motion (GtkWidget *widget,
3445 GdkDragContext *context,
3450 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
3451 GtkNotebookPriv *priv = notebook->priv;
3452 GdkRectangle position;
3453 GtkSettings *settings;
3454 GtkNotebookArrow arrow;
3456 GdkAtom target, tab_target;
3458 arrow = gtk_notebook_get_arrow (notebook,
3459 x + widget->allocation.x,
3460 y + widget->allocation.y);
3463 priv->click_child = arrow;
3464 gtk_notebook_set_scroll_timer (notebook);
3465 gdk_drag_status (context, 0, time);
3469 stop_scrolling (notebook);
3470 target = gtk_drag_dest_find_target (widget, context, NULL);
3471 tab_target = gdk_atom_intern_static_string ("GTK_NOTEBOOK_TAB");
3473 if (target == tab_target)
3475 gpointer widget_group, source_widget_group;
3476 GtkWidget *source_widget;
3478 source_widget = gtk_drag_get_source_widget (context);
3479 g_assert (source_widget);
3481 widget_group = gtk_notebook_get_group (notebook);
3482 source_widget_group = gtk_notebook_get_group (GTK_NOTEBOOK (source_widget));
3484 if (widget_group && source_widget_group &&
3485 widget_group == source_widget_group &&
3486 !(widget == GTK_NOTEBOOK (source_widget)->priv->cur_page->child ||
3487 gtk_widget_is_ancestor (widget, GTK_NOTEBOOK (source_widget)->priv->cur_page->child)))
3489 gdk_drag_status (context, GDK_ACTION_MOVE, time);
3494 /* it's a tab, but doesn't share
3495 * ID with this notebook */
3496 gdk_drag_status (context, 0, time);
3500 x += widget->allocation.x;
3501 y += widget->allocation.y;
3503 if (gtk_notebook_get_event_window_position (notebook, &position) &&
3504 x >= position.x && x <= position.x + position.width &&
3505 y >= position.y && y <= position.y + position.height)
3510 if (!priv->switch_tab_timer)
3512 settings = gtk_widget_get_settings (widget);
3514 g_object_get (settings, "gtk-timeout-expand", &timeout, NULL);
3515 priv->switch_tab_timer = gdk_threads_add_timeout (timeout,
3516 gtk_notebook_switch_tab_timeout,
3522 if (priv->switch_tab_timer)
3524 g_source_remove (priv->switch_tab_timer);
3525 priv->switch_tab_timer = 0;
3529 return (target == tab_target) ? TRUE : FALSE;
3533 gtk_notebook_drag_leave (GtkWidget *widget,
3534 GdkDragContext *context,
3537 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
3538 GtkNotebookPriv *priv = notebook->priv;
3540 if (priv->switch_tab_timer)
3542 g_source_remove (priv->switch_tab_timer);
3543 priv->switch_tab_timer = 0;
3546 stop_scrolling (GTK_NOTEBOOK (widget));
3550 gtk_notebook_drag_drop (GtkWidget *widget,
3551 GdkDragContext *context,
3556 GdkAtom target, tab_target;
3558 target = gtk_drag_dest_find_target (widget, context, NULL);
3559 tab_target = gdk_atom_intern_static_string ("GTK_NOTEBOOK_TAB");
3561 if (target == tab_target)
3563 gtk_drag_get_data (widget, context, target, time);
3571 do_detach_tab (GtkNotebook *from,
3577 GtkNotebookPriv *to_priv = to->priv;
3578 GtkWidget *tab_label, *menu_label;
3579 gboolean tab_expand, tab_fill, reorderable, detachable;
3584 menu_label = gtk_notebook_get_menu_label (from, child);
3587 g_object_ref (menu_label);
3589 tab_label = gtk_notebook_get_tab_label (from, child);
3592 g_object_ref (tab_label);
3594 g_object_ref (child);
3596 gtk_container_child_get (GTK_CONTAINER (from),
3598 "tab-expand", &tab_expand,
3599 "tab-fill", &tab_fill,
3600 "tab-pack", &tab_pack,
3601 "reorderable", &reorderable,
3602 "detachable", &detachable,
3605 gtk_container_remove (GTK_CONTAINER (from), child);
3607 to_priv->mouse_x = x + GTK_WIDGET (to)->allocation.x;
3608 to_priv->mouse_y = y + GTK_WIDGET (to)->allocation.y;
3610 element = get_drop_position (to, tab_pack);
3611 page_num = g_list_position (to_priv->children, element);
3612 gtk_notebook_insert_page_menu (to, child, tab_label, menu_label, page_num);
3614 gtk_container_child_set (GTK_CONTAINER (to), child,
3615 "tab-pack", tab_pack,
3616 "tab-expand", tab_expand,
3617 "tab-fill", tab_fill,
3618 "reorderable", reorderable,
3619 "detachable", detachable,
3622 g_object_unref (child);
3625 g_object_unref (tab_label);
3628 g_object_unref (menu_label);
3630 gtk_notebook_set_current_page (to, page_num);
3634 gtk_notebook_drag_data_get (GtkWidget *widget,
3635 GdkDragContext *context,
3636 GtkSelectionData *data,
3640 if (data->target == gdk_atom_intern_static_string ("GTK_NOTEBOOK_TAB"))
3642 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
3643 GtkNotebookPriv *priv = notebook->priv;
3645 gtk_selection_data_set (data,
3648 (void*) &priv->detached_tab->child,
3654 gtk_notebook_drag_data_received (GtkWidget *widget,
3655 GdkDragContext *context,
3658 GtkSelectionData *data,
3662 GtkNotebook *notebook;
3663 GtkWidget *source_widget;
3666 notebook = GTK_NOTEBOOK (widget);
3667 source_widget = gtk_drag_get_source_widget (context);
3669 if (source_widget &&
3670 data->target == gdk_atom_intern_static_string ("GTK_NOTEBOOK_TAB"))
3672 child = (void*) data->data;
3674 do_detach_tab (GTK_NOTEBOOK (source_widget), notebook, *child, x, y);
3675 gtk_drag_finish (context, TRUE, FALSE, time);
3678 gtk_drag_finish (context, FALSE, FALSE, time);
3681 /* Private GtkContainer Methods :
3683 * gtk_notebook_set_child_arg
3684 * gtk_notebook_get_child_arg
3686 * gtk_notebook_remove
3687 * gtk_notebook_focus
3688 * gtk_notebook_set_focus_child
3689 * gtk_notebook_child_type
3690 * gtk_notebook_forall
3693 gtk_notebook_set_child_property (GtkContainer *container,
3696 const GValue *value,
3701 GtkPackType pack_type;
3703 /* not finding child's page is valid for menus or labels */
3704 if (!gtk_notebook_find_child (GTK_NOTEBOOK (container), child, NULL))
3707 switch (property_id)
3709 case CHILD_PROP_TAB_LABEL:
3710 /* a NULL pointer indicates a default_tab setting, otherwise
3711 * we need to set the associated label
3713 gtk_notebook_set_tab_label_text (GTK_NOTEBOOK (container), child,
3714 g_value_get_string (value));
3716 case CHILD_PROP_MENU_LABEL:
3717 gtk_notebook_set_menu_label_text (GTK_NOTEBOOK (container), child,
3718 g_value_get_string (value));
3720 case CHILD_PROP_POSITION:
3721 gtk_notebook_reorder_child (GTK_NOTEBOOK (container), child,
3722 g_value_get_int (value));
3724 case CHILD_PROP_TAB_EXPAND:
3725 gtk_notebook_query_tab_label_packing (GTK_NOTEBOOK (container), child,
3726 &expand, &fill, &pack_type);
3727 gtk_notebook_set_tab_label_packing (GTK_NOTEBOOK (container), child,
3728 g_value_get_boolean (value),
3731 case CHILD_PROP_TAB_FILL:
3732 gtk_notebook_query_tab_label_packing (GTK_NOTEBOOK (container), child,
3733 &expand, &fill, &pack_type);
3734 gtk_notebook_set_tab_label_packing (GTK_NOTEBOOK (container), child,
3736 g_value_get_boolean (value),
3739 case CHILD_PROP_TAB_PACK:
3740 gtk_notebook_query_tab_label_packing (GTK_NOTEBOOK (container), child,
3741 &expand, &fill, &pack_type);
3742 gtk_notebook_set_tab_label_packing (GTK_NOTEBOOK (container), child,
3744 g_value_get_enum (value));
3746 case CHILD_PROP_REORDERABLE:
3747 gtk_notebook_set_tab_reorderable (GTK_NOTEBOOK (container), child,
3748 g_value_get_boolean (value));
3750 case CHILD_PROP_DETACHABLE:
3751 gtk_notebook_set_tab_detachable (GTK_NOTEBOOK (container), child,
3752 g_value_get_boolean (value));
3755 GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, property_id, pspec);
3761 gtk_notebook_get_child_property (GtkContainer *container,
3767 GtkNotebook *notebook = GTK_NOTEBOOK (container);
3768 GtkNotebookPriv *priv = notebook->priv;
3773 GtkPackType pack_type;
3775 /* not finding child's page is valid for menus or labels */
3776 list = gtk_notebook_find_child (notebook, child, NULL);
3779 /* nothing to set on labels or menus */
3780 g_param_value_set_default (pspec, value);
3784 switch (property_id)
3786 case CHILD_PROP_TAB_LABEL:
3787 label = gtk_notebook_get_tab_label (notebook, child);
3789 if (GTK_IS_LABEL (label))
3790 g_value_set_string (value, gtk_label_get_label (GTK_LABEL (label)));
3792 g_value_set_string (value, NULL);
3794 case CHILD_PROP_MENU_LABEL:
3795 label = gtk_notebook_get_menu_label (notebook, child);
3797 if (GTK_IS_LABEL (label))
3798 g_value_set_string (value, gtk_label_get_label (GTK_LABEL (label)));
3800 g_value_set_string (value, NULL);
3802 case CHILD_PROP_POSITION:
3803 g_value_set_int (value, g_list_position (priv->children, list));
3805 case CHILD_PROP_TAB_EXPAND:
3806 gtk_notebook_query_tab_label_packing (GTK_NOTEBOOK (container), child,
3807 &expand, NULL, NULL);
3808 g_value_set_boolean (value, expand);
3810 case CHILD_PROP_TAB_FILL:
3811 gtk_notebook_query_tab_label_packing (GTK_NOTEBOOK (container), child,
3813 g_value_set_boolean (value, fill);
3815 case CHILD_PROP_TAB_PACK:
3816 gtk_notebook_query_tab_label_packing (GTK_NOTEBOOK (container), child,
3817 NULL, NULL, &pack_type);
3818 g_value_set_enum (value, pack_type);
3820 case CHILD_PROP_REORDERABLE:
3821 g_value_set_boolean (value,
3822 gtk_notebook_get_tab_reorderable (GTK_NOTEBOOK (container), child));
3824 case CHILD_PROP_DETACHABLE:
3825 g_value_set_boolean (value,
3826 gtk_notebook_get_tab_detachable (GTK_NOTEBOOK (container), child));
3829 GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, property_id, pspec);
3835 gtk_notebook_add (GtkContainer *container,
3838 gtk_notebook_insert_page_menu (GTK_NOTEBOOK (container), widget,
3843 gtk_notebook_remove (GtkContainer *container,
3846 GtkNotebook *notebook = GTK_NOTEBOOK (container);
3847 GtkNotebookPriv *priv = notebook->priv;
3848 GtkNotebookPage *page;
3852 children = priv->children;
3855 page = children->data;
3857 if (page->child == widget)
3861 children = children->next;
3864 if (children == NULL)
3867 g_object_ref (widget);
3869 gtk_notebook_real_remove (notebook, children);
3871 g_signal_emit (notebook,
3872 notebook_signals[PAGE_REMOVED],
3877 g_object_unref (widget);
3881 focus_tabs_in (GtkNotebook *notebook)
3883 GtkNotebookPriv *priv = notebook->priv;
3885 if (priv->show_tabs && priv->cur_page)
3887 gtk_widget_grab_focus (GTK_WIDGET (notebook));
3889 gtk_notebook_switch_focus_tab (notebook,
3890 g_list_find (priv->children,
3900 focus_tabs_move (GtkNotebook *notebook,
3901 GtkDirectionType direction,
3902 gint search_direction)
3904 GtkNotebookPriv *priv = notebook->priv;
3907 new_page = gtk_notebook_search_page (notebook, priv->focus_tab,
3908 search_direction, TRUE);
3911 gboolean wrap_around;
3913 g_object_get (gtk_widget_get_settings (GTK_WIDGET (notebook)),
3914 "gtk-keynav-wrap-around", &wrap_around,
3918 new_page = gtk_notebook_search_page (notebook, NULL,
3919 search_direction, TRUE);
3923 gtk_notebook_switch_focus_tab (notebook, new_page);
3925 gtk_widget_error_bell (GTK_WIDGET (notebook));
3931 focus_child_in (GtkNotebook *notebook,
3932 GtkDirectionType direction)
3934 GtkNotebookPriv *priv = notebook->priv;
3937 return gtk_widget_child_focus (priv->cur_page->child, direction);
3943 focus_action_in (GtkNotebook *notebook,
3945 GtkDirectionType direction)
3947 GtkNotebookPriv *priv = notebook->priv;
3949 if (priv->action_widget[action] &&
3950 gtk_widget_get_visible (priv->action_widget[action]))
3951 return gtk_widget_child_focus (priv->action_widget[action], direction);
3956 /* Focus in the notebook can either be on the pages, or on
3957 * the tabs or on the action_widgets.
3960 gtk_notebook_focus (GtkWidget *widget,
3961 GtkDirectionType direction)
3963 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
3964 GtkNotebookPriv *priv = notebook->priv;
3965 GtkWidget *old_focus_child;
3966 GtkDirectionType effective_direction;
3970 gboolean widget_is_focus;
3971 GtkContainer *container;
3973 container = GTK_CONTAINER (widget);
3975 if (priv->tab_pos == GTK_POS_TOP ||
3976 priv->tab_pos == GTK_POS_LEFT)
3978 first_action = ACTION_WIDGET_START;
3979 last_action = ACTION_WIDGET_END;
3983 first_action = ACTION_WIDGET_END;
3984 last_action = ACTION_WIDGET_START;
3987 if (priv->focus_out)
3989 priv->focus_out = FALSE; /* Clear this to catch the wrap-around case */
3993 widget_is_focus = gtk_widget_is_focus (widget);
3994 old_focus_child = container->focus_child;
3996 effective_direction = get_effective_direction (notebook, direction);
3998 if (old_focus_child) /* Focus on page child or action widget */
4000 if (gtk_widget_child_focus (old_focus_child, direction))
4003 if (old_focus_child == priv->action_widget[ACTION_WIDGET_START])
4005 switch (effective_direction)
4008 return focus_child_in (notebook, GTK_DIR_TAB_FORWARD);
4010 return focus_tabs_in (notebook);
4018 case GTK_DIR_TAB_FORWARD:
4019 if ((priv->tab_pos == GTK_POS_RIGHT || priv->tab_pos == GTK_POS_BOTTOM) &&
4020 focus_child_in (notebook, direction))
4022 return focus_tabs_in (notebook);
4023 case GTK_DIR_TAB_BACKWARD:
4026 g_assert_not_reached ();
4030 else if (old_focus_child == priv->action_widget[ACTION_WIDGET_END])
4032 switch (effective_direction)
4035 return focus_child_in (notebook, GTK_DIR_TAB_FORWARD);
4039 return focus_tabs_in (notebook);
4045 case GTK_DIR_TAB_FORWARD:
4047 case GTK_DIR_TAB_BACKWARD:
4048 if ((priv->tab_pos == GTK_POS_TOP || priv->tab_pos == GTK_POS_LEFT) &&
4049 focus_child_in (notebook, direction))
4051 return focus_tabs_in (notebook);
4053 g_assert_not_reached ();
4059 switch (effective_direction)
4061 case GTK_DIR_TAB_BACKWARD:
4063 /* Focus onto the tabs */
4064 return focus_tabs_in (notebook);
4069 case GTK_DIR_TAB_FORWARD:
4070 return focus_action_in (notebook, last_action, direction);
4074 else if (widget_is_focus) /* Focus was on tabs */
4076 switch (effective_direction)
4078 case GTK_DIR_TAB_BACKWARD:
4079 return focus_action_in (notebook, first_action, direction);
4082 case GTK_DIR_TAB_FORWARD:
4083 if (focus_child_in (notebook, GTK_DIR_TAB_FORWARD))
4085 return focus_action_in (notebook, last_action, direction);
4087 /* We use TAB_FORWARD rather than direction so that we focus a more
4088 * predictable widget for the user; users may be using arrow focusing
4089 * in this situation even if they don't usually use arrow focusing.
4091 return focus_child_in (notebook, GTK_DIR_TAB_FORWARD);
4093 return focus_tabs_move (notebook, direction, STEP_PREV);
4095 return focus_tabs_move (notebook, direction, STEP_NEXT);
4098 else /* Focus was not on widget */
4100 switch (effective_direction)
4102 case GTK_DIR_TAB_FORWARD:
4104 if (focus_action_in (notebook, first_action, direction))
4106 if (focus_tabs_in (notebook))
4108 if (focus_action_in (notebook, last_action, direction))
4110 if (focus_child_in (notebook, direction))
4113 case GTK_DIR_TAB_BACKWARD:
4114 if (focus_action_in (notebook, last_action, direction))
4116 if (focus_child_in (notebook, direction))
4118 if (focus_tabs_in (notebook))
4120 if (focus_action_in (notebook, first_action, direction))
4125 return focus_child_in (notebook, direction);
4129 g_assert_not_reached ();
4134 gtk_notebook_set_focus_child (GtkContainer *container,
4137 GtkNotebook *notebook = GTK_NOTEBOOK (container);
4138 GtkNotebookPriv *priv = notebook->priv;
4139 GtkWidget *page_child;
4140 GtkWidget *toplevel;
4142 /* If the old focus widget was within a page of the notebook,
4143 * (child may either be NULL or not in this case), record it
4144 * for future use if we switch to the page with a mnemonic.
4147 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (container));
4148 if (toplevel && gtk_widget_is_toplevel (toplevel))
4150 page_child = GTK_WINDOW (toplevel)->focus_widget;
4153 if (page_child->parent == GTK_WIDGET (container))
4155 GList *list = gtk_notebook_find_child (notebook, page_child, NULL);
4158 GtkNotebookPage *page = list->data;
4160 if (page->last_focus_child)
4161 g_object_remove_weak_pointer (G_OBJECT (page->last_focus_child), (gpointer *)&page->last_focus_child);
4163 page->last_focus_child = GTK_WINDOW (toplevel)->focus_widget;
4164 g_object_add_weak_pointer (G_OBJECT (page->last_focus_child), (gpointer *)&page->last_focus_child);
4170 page_child = page_child->parent;
4176 g_return_if_fail (GTK_IS_WIDGET (child));
4178 priv->child_has_focus = TRUE;
4179 if (!priv->focus_tab)
4182 GtkNotebookPage *page;
4184 children = priv->children;
4187 page = children->data;
4188 if (page->child == child || page->tab_label == child)
4189 gtk_notebook_switch_focus_tab (notebook, children);
4190 children = children->next;
4195 priv->child_has_focus = FALSE;
4197 GTK_CONTAINER_CLASS (gtk_notebook_parent_class)->set_focus_child (container, child);
4201 gtk_notebook_forall (GtkContainer *container,
4202 gboolean include_internals,
4203 GtkCallback callback,
4204 gpointer callback_data)
4206 GtkNotebook *notebook = GTK_NOTEBOOK (container);
4207 GtkNotebookPriv *priv = notebook->priv;
4211 children = priv->children;
4214 GtkNotebookPage *page;
4216 page = children->data;
4217 children = children->next;
4218 (* callback) (page->child, callback_data);
4220 if (include_internals)
4222 if (page->tab_label)
4223 (* callback) (page->tab_label, callback_data);
4227 if (include_internals) {
4228 for (i = 0; i < N_ACTION_WIDGETS; i++)
4230 if (priv->action_widget[i])
4231 (* callback) (priv->action_widget[i], callback_data);
4237 gtk_notebook_child_type (GtkContainer *container)
4239 return GTK_TYPE_WIDGET;
4242 /* Private GtkNotebook Methods:
4244 * gtk_notebook_real_insert_page
4247 page_visible_cb (GtkWidget *page,
4251 GtkNotebook *notebook = GTK_NOTEBOOK (data);
4252 GtkNotebookPriv *priv = notebook->priv;
4256 if (priv->cur_page &&
4257 priv->cur_page->child == page &&
4258 !gtk_widget_get_visible (page))
4260 list = g_list_find (priv->children, priv->cur_page);
4263 next = gtk_notebook_search_page (notebook, list, STEP_NEXT, TRUE);
4265 next = gtk_notebook_search_page (notebook, list, STEP_PREV, TRUE);
4269 gtk_notebook_switch_page (notebook, GTK_NOTEBOOK_PAGE (next));
4274 gtk_notebook_real_insert_page (GtkNotebook *notebook,
4276 GtkWidget *tab_label,
4277 GtkWidget *menu_label,
4280 GtkNotebookPriv *priv = notebook->priv;
4281 GtkNotebookPage *page;
4284 gtk_widget_freeze_child_notify (child);
4286 page = g_slice_new0 (GtkNotebookPage);
4287 page->child = child;
4289 nchildren = g_list_length (priv->children);
4290 if ((position < 0) || (position > nchildren))
4291 position = nchildren;
4293 priv->children = g_list_insert (priv->children, page, position);
4297 page->default_tab = TRUE;
4298 if (priv->show_tabs)
4299 tab_label = gtk_label_new (NULL);
4301 page->tab_label = tab_label;
4302 page->menu_label = menu_label;
4303 page->expand = FALSE;
4305 page->pack = GTK_PACK_START;
4308 page->default_menu = TRUE;
4310 g_object_ref_sink (page->menu_label);
4313 gtk_notebook_menu_item_create (notebook,
4314 g_list_find (priv->children, page));
4316 gtk_widget_set_parent (child, GTK_WIDGET (notebook));
4318 gtk_widget_set_parent (tab_label, GTK_WIDGET (notebook));
4320 gtk_notebook_update_labels (notebook);
4322 if (!priv->first_tab)
4323 priv->first_tab = priv->children;
4325 /* child visible will be turned on by switch_page below */
4326 if (priv->cur_page != page)
4327 gtk_widget_set_child_visible (child, FALSE);
4331 if (priv->show_tabs && gtk_widget_get_visible (child))
4332 gtk_widget_show (tab_label);
4334 gtk_widget_hide (tab_label);
4336 page->mnemonic_activate_signal =
4337 g_signal_connect (tab_label,
4338 "mnemonic-activate",
4339 G_CALLBACK (gtk_notebook_mnemonic_activate_switch_page),
4343 page->notify_visible_handler = g_signal_connect (child, "notify::visible",
4344 G_CALLBACK (page_visible_cb), notebook);
4346 g_signal_emit (notebook,
4347 notebook_signals[PAGE_ADDED],
4352 if (!priv->cur_page)
4354 gtk_notebook_switch_page (notebook, page);
4355 /* focus_tab is set in the switch_page method */
4356 gtk_notebook_switch_focus_tab (notebook, priv->focus_tab);
4359 gtk_notebook_update_tab_states (notebook);
4361 if (priv->scrollable)
4362 gtk_notebook_redraw_arrows (notebook);
4364 gtk_widget_child_notify (child, "tab-expand");
4365 gtk_widget_child_notify (child, "tab-fill");
4366 gtk_widget_child_notify (child, "tab-pack");
4367 gtk_widget_child_notify (child, "tab-label");
4368 gtk_widget_child_notify (child, "menu-label");
4369 gtk_widget_child_notify (child, "position");
4370 gtk_widget_thaw_child_notify (child);
4372 /* The page-added handler might have reordered the pages, re-get the position */
4373 return gtk_notebook_page_num (notebook, child);
4376 /* Private GtkNotebook Functions:
4378 * gtk_notebook_redraw_tabs
4379 * gtk_notebook_real_remove
4380 * gtk_notebook_update_labels
4381 * gtk_notebook_timer
4382 * gtk_notebook_set_scroll_timer
4383 * gtk_notebook_page_compare
4384 * gtk_notebook_real_page_position
4385 * gtk_notebook_search_page
4388 gtk_notebook_redraw_tabs (GtkNotebook *notebook)
4390 GtkNotebookPriv *priv = notebook->priv;
4392 GtkNotebookPage *page;
4393 GdkRectangle redraw_rect;
4395 gint tab_pos = get_effective_tab_pos (notebook);
4397 widget = GTK_WIDGET (notebook);
4398 border = GTK_CONTAINER (notebook)->border_width;
4400 if (!gtk_widget_get_mapped (widget) || !priv->first_tab)
4403 page = priv->first_tab->data;
4405 redraw_rect.x = border;
4406 redraw_rect.y = border;
4410 case GTK_POS_BOTTOM:
4411 redraw_rect.y = widget->allocation.height - border -
4412 page->allocation.height - widget->style->ythickness;
4414 if (page != priv->cur_page)
4415 redraw_rect.y -= widget->style->ythickness;
4418 redraw_rect.width = widget->allocation.width - 2 * border;
4419 redraw_rect.height = page->allocation.height + widget->style->ythickness;
4421 if (page != priv->cur_page)
4422 redraw_rect.height += widget->style->ythickness;
4425 redraw_rect.x = widget->allocation.width - border -
4426 page->allocation.width - widget->style->xthickness;
4428 if (page != priv->cur_page)
4429 redraw_rect.x -= widget->style->xthickness;
4432 redraw_rect.width = page->allocation.width + widget->style->xthickness;
4433 redraw_rect.height = widget->allocation.height - 2 * border;
4435 if (page != priv->cur_page)
4436 redraw_rect.width += widget->style->xthickness;
4440 redraw_rect.x += widget->allocation.x;
4441 redraw_rect.y += widget->allocation.y;
4443 gdk_window_invalidate_rect (widget->window, &redraw_rect, TRUE);
4447 gtk_notebook_redraw_arrows (GtkNotebook *notebook)
4449 GtkNotebookPriv *priv = notebook->priv;
4451 if (gtk_widget_get_mapped (GTK_WIDGET (notebook)) &&
4452 gtk_notebook_show_arrows (notebook))
4456 GtkNotebookArrow arrow[4];
4458 arrow[0] = priv->has_before_previous ? ARROW_LEFT_BEFORE : ARROW_NONE;
4459 arrow[1] = priv->has_before_next ? ARROW_RIGHT_BEFORE : ARROW_NONE;
4460 arrow[2] = priv->has_after_previous ? ARROW_LEFT_AFTER : ARROW_NONE;
4461 arrow[3] = priv->has_after_next ? ARROW_RIGHT_AFTER : ARROW_NONE;
4463 for (i = 0; i < 4; i++)
4465 if (arrow[i] == ARROW_NONE)
4468 gtk_notebook_get_arrow_rect (notebook, &rect, arrow[i]);
4469 gdk_window_invalidate_rect (GTK_WIDGET (notebook)->window,
4476 gtk_notebook_timer (GtkNotebook *notebook)
4478 GtkNotebookPriv *priv = notebook->priv;
4479 gboolean retval = FALSE;
4483 gtk_notebook_do_arrow (notebook, priv->click_child);
4485 if (priv->need_timer)
4487 GtkSettings *settings;
4490 settings = gtk_widget_get_settings (GTK_WIDGET (notebook));
4491 g_object_get (settings, "gtk-timeout-repeat", &timeout, NULL);
4493 priv->need_timer = FALSE;
4494 priv->timer = gdk_threads_add_timeout (timeout * SCROLL_DELAY_FACTOR,
4495 (GSourceFunc) gtk_notebook_timer,
4496 (gpointer) notebook);
4506 gtk_notebook_set_scroll_timer (GtkNotebook *notebook)
4508 GtkNotebookPriv *priv = notebook->priv;
4509 GtkWidget *widget = GTK_WIDGET (notebook);
4513 GtkSettings *settings = gtk_widget_get_settings (widget);
4516 g_object_get (settings, "gtk-timeout-initial", &timeout, NULL);
4518 priv->timer = gdk_threads_add_timeout (timeout,
4519 (GSourceFunc) gtk_notebook_timer,
4520 (gpointer) notebook);
4521 priv->need_timer = TRUE;
4526 gtk_notebook_page_compare (gconstpointer a,
4529 return (((GtkNotebookPage *) a)->child != b);
4533 gtk_notebook_find_child (GtkNotebook *notebook,
4535 const gchar *function)
4537 GtkNotebookPriv *priv = notebook->priv;
4538 GList *list = g_list_find_custom (priv->children, child,
4539 gtk_notebook_page_compare);
4541 #ifndef G_DISABLE_CHECKS
4542 if (!list && function)
4543 g_warning ("%s: unable to find child %p in notebook %p",
4544 function, child, notebook);
4551 gtk_notebook_remove_tab_label (GtkNotebook *notebook,
4552 GtkNotebookPage *page)
4554 if (page->tab_label)
4556 if (page->mnemonic_activate_signal)
4557 g_signal_handler_disconnect (page->tab_label,
4558 page->mnemonic_activate_signal);
4559 page->mnemonic_activate_signal = 0;
4561 gtk_widget_set_state (page->tab_label, GTK_STATE_NORMAL);
4562 gtk_widget_unparent (page->tab_label);
4563 page->tab_label = NULL;
4568 gtk_notebook_real_remove (GtkNotebook *notebook,
4571 GtkNotebookPriv *priv = notebook->priv;
4572 GtkNotebookPage *page;
4574 gint need_resize = FALSE;
4575 GtkWidget *tab_label;
4577 gboolean destroying;
4579 destroying = GTK_OBJECT_FLAGS (notebook) & GTK_IN_DESTRUCTION;
4581 next_list = gtk_notebook_search_page (notebook, list, STEP_NEXT, TRUE);
4583 next_list = gtk_notebook_search_page (notebook, list, STEP_PREV, TRUE);
4585 priv->children = g_list_remove_link (priv->children, list);
4587 if (priv->cur_page == list->data)
4589 priv->cur_page = NULL;
4590 if (next_list && !destroying)
4591 gtk_notebook_switch_page (notebook, GTK_NOTEBOOK_PAGE (next_list));
4594 if (priv->detached_tab == list->data)
4595 priv->detached_tab = NULL;
4597 if (list == priv->first_tab)
4598 priv->first_tab = next_list;
4599 if (list == priv->focus_tab && !destroying)
4600 gtk_notebook_switch_focus_tab (notebook, next_list);
4604 g_signal_handler_disconnect (page->child, page->notify_visible_handler);
4606 if (gtk_widget_get_visible (page->child) &&
4607 gtk_widget_get_visible (GTK_WIDGET (notebook)))
4610 gtk_widget_unparent (page->child);
4612 tab_label = page->tab_label;
4615 g_object_ref (tab_label);
4616 gtk_notebook_remove_tab_label (notebook, page);
4618 gtk_widget_destroy (tab_label);
4619 g_object_unref (tab_label);
4624 GtkWidget *parent = page->menu_label->parent;
4626 gtk_notebook_menu_label_unparent (parent, NULL);
4627 gtk_container_remove (GTK_CONTAINER (priv->menu), parent);
4629 gtk_widget_queue_resize (priv->menu);
4631 if (!page->default_menu)
4632 g_object_unref (page->menu_label);
4636 if (page->last_focus_child)
4638 g_object_remove_weak_pointer (G_OBJECT (page->last_focus_child), (gpointer *)&page->last_focus_child);
4639 page->last_focus_child = NULL;
4642 g_slice_free (GtkNotebookPage, page);
4644 gtk_notebook_update_labels (notebook);
4646 gtk_widget_queue_resize (GTK_WIDGET (notebook));
4650 gtk_notebook_update_labels (GtkNotebook *notebook)
4652 GtkNotebookPriv *priv = notebook->priv;
4653 GtkNotebookPage *page;
4658 if (!priv->show_tabs && !priv->menu)
4661 for (list = gtk_notebook_search_page (notebook, NULL, STEP_NEXT, FALSE);
4663 list = gtk_notebook_search_page (notebook, list, STEP_NEXT, FALSE))
4666 g_snprintf (string, sizeof(string), _("Page %u"), page_num++);
4667 if (priv->show_tabs)
4669 if (page->default_tab)
4671 if (!page->tab_label)
4673 page->tab_label = gtk_label_new (string);
4674 gtk_widget_set_parent (page->tab_label,
4675 GTK_WIDGET (notebook));
4678 gtk_label_set_text (GTK_LABEL (page->tab_label), string);
4681 if (gtk_widget_get_visible (page->child) &&
4682 !gtk_widget_get_visible (page->tab_label))
4683 gtk_widget_show (page->tab_label);
4684 else if (!gtk_widget_get_visible (page->child) &&
4685 gtk_widget_get_visible (page->tab_label))
4686 gtk_widget_hide (page->tab_label);
4688 if (priv->menu && page->default_menu)
4690 if (GTK_IS_LABEL (page->tab_label))
4691 gtk_label_set_text (GTK_LABEL (page->menu_label),
4692 gtk_label_get_label (GTK_LABEL (page->tab_label)));
4694 gtk_label_set_text (GTK_LABEL (page->menu_label), string);
4700 gtk_notebook_real_page_position (GtkNotebook *notebook,
4703 GtkNotebookPriv *priv = notebook->priv;
4707 for (work = priv->children, count_start = 0;
4708 work && work != list; work = work->next)
4709 if (GTK_NOTEBOOK_PAGE (work)->pack == GTK_PACK_START)
4715 if (GTK_NOTEBOOK_PAGE (list)->pack == GTK_PACK_START)
4718 return (count_start + g_list_length (list) - 1);
4722 gtk_notebook_search_page (GtkNotebook *notebook,
4725 gboolean find_visible)
4727 GtkNotebookPriv *priv = notebook->priv;
4728 GtkNotebookPage *page = NULL;
4729 GList *old_list = NULL;
4735 flag = GTK_PACK_END;
4739 flag = GTK_PACK_START;
4746 if (!page || page->pack == flag)
4754 list = priv->children;
4759 if (page->pack == flag &&
4761 (gtk_widget_get_visible (page->child) &&
4762 (!page->tab_label || NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page)))))
4777 if (page->pack != flag &&
4779 (gtk_widget_get_visible (page->child) &&
4780 (!page->tab_label || NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page)))))
4788 /* Private GtkNotebook Drawing Functions:
4790 * gtk_notebook_paint
4791 * gtk_notebook_draw_tab
4792 * gtk_notebook_draw_arrow
4795 gtk_notebook_paint (GtkWidget *widget,
4798 GtkNotebook *notebook;
4799 GtkNotebookPriv *priv;
4800 GtkNotebookPage *page;
4805 gint border_width = GTK_CONTAINER (widget)->border_width;
4806 gint gap_x = 0, gap_width = 0, step = STEP_PREV;
4810 if (!gtk_widget_is_drawable (widget))
4813 notebook = GTK_NOTEBOOK (widget);
4814 priv = notebook->priv;
4815 is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
4816 tab_pos = get_effective_tab_pos (notebook);
4818 if ((!priv->show_tabs && !priv->show_border) ||
4819 !priv->cur_page || !gtk_widget_get_visible (priv->cur_page->child))
4822 x = widget->allocation.x + border_width;
4823 y = widget->allocation.y + border_width;
4824 width = widget->allocation.width - border_width * 2;
4825 height = widget->allocation.height - border_width * 2;
4827 if (priv->show_border && (!priv->show_tabs || !priv->children))
4829 gtk_paint_box (widget->style, widget->window,
4830 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
4831 area, widget, "notebook",
4832 x, y, width, height);
4836 if (!priv->first_tab)
4837 priv->first_tab = priv->children;
4839 if (!gtk_widget_get_mapped (priv->cur_page->tab_label))
4840 page = GTK_NOTEBOOK_PAGE (priv->first_tab);
4842 page = priv->cur_page;
4847 y += page->allocation.height;
4849 case GTK_POS_BOTTOM:
4850 height -= page->allocation.height;
4853 x += page->allocation.width;
4856 width -= page->allocation.width;
4860 if (!NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, priv->cur_page) ||
4861 !gtk_widget_get_mapped (priv->cur_page->tab_label))
4871 case GTK_POS_BOTTOM:
4872 if (priv->operation == DRAG_OPERATION_REORDER)
4873 gap_x = priv->drag_window_x - widget->allocation.x - border_width;
4875 gap_x = priv->cur_page->allocation.x - widget->allocation.x - border_width;
4877 gap_width = priv->cur_page->allocation.width;
4878 step = is_rtl ? STEP_NEXT : STEP_PREV;
4882 if (priv->operation == DRAG_OPERATION_REORDER)
4883 gap_x = priv->drag_window_y - border_width - widget->allocation.y;
4885 gap_x = priv->cur_page->allocation.y - widget->allocation.y - border_width;
4887 gap_width = priv->cur_page->allocation.height;
4892 gtk_paint_box_gap (widget->style, widget->window,
4893 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
4894 area, widget, "notebook",
4895 x, y, width, height,
4896 tab_pos, gap_x, gap_width);
4899 children = gtk_notebook_search_page (notebook, NULL, step, TRUE);
4902 page = children->data;
4903 children = gtk_notebook_search_page (notebook, children,
4905 if (!gtk_widget_get_visible (page->child))
4907 if (!gtk_widget_get_mapped (page->tab_label))
4909 else if (page != priv->cur_page)
4910 gtk_notebook_draw_tab (notebook, page, area);
4913 if (showarrow && priv->scrollable)
4915 if (priv->has_before_previous)
4916 gtk_notebook_draw_arrow (notebook, ARROW_LEFT_BEFORE);
4917 if (priv->has_before_next)
4918 gtk_notebook_draw_arrow (notebook, ARROW_RIGHT_BEFORE);
4919 if (priv->has_after_previous)
4920 gtk_notebook_draw_arrow (notebook, ARROW_LEFT_AFTER);
4921 if (priv->has_after_next)
4922 gtk_notebook_draw_arrow (notebook, ARROW_RIGHT_AFTER);
4924 gtk_notebook_draw_tab (notebook, priv->cur_page, area);
4928 gtk_notebook_draw_tab (GtkNotebook *notebook,
4929 GtkNotebookPage *page,
4932 GtkNotebookPriv *priv;
4933 GdkRectangle child_area;
4934 GdkRectangle page_area;
4935 GtkStateType state_type;
4936 GtkPositionType gap_side;
4940 if (!NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) ||
4941 !gtk_widget_get_mapped (page->tab_label) ||
4942 (page->allocation.width == 0) || (page->allocation.height == 0))
4945 widget = GTK_WIDGET (notebook);
4946 priv = notebook->priv;
4948 if (priv->operation == DRAG_OPERATION_REORDER && page == priv->cur_page)
4949 window = priv->drag_window;
4951 window = widget->window;
4953 page_area.x = page->allocation.x;
4954 page_area.y = page->allocation.y;
4955 page_area.width = page->allocation.width;
4956 page_area.height = page->allocation.height;
4958 if (gdk_rectangle_intersect (&page_area, area, &child_area))
4960 gap_side = get_tab_gap_pos (notebook);
4962 if (priv->cur_page == page)
4963 state_type = GTK_STATE_NORMAL;
4965 state_type = GTK_STATE_ACTIVE;
4967 gtk_paint_extension (widget->style, window,
4968 state_type, GTK_SHADOW_OUT,
4969 area, widget, "tab",
4970 page_area.x, page_area.y,
4971 page_area.width, page_area.height,
4977 gtk_notebook_draw_arrow (GtkNotebook *notebook,
4978 GtkNotebookArrow nbarrow)
4980 GtkNotebookPriv *priv = notebook->priv;
4981 GtkStateType state_type;
4982 GtkShadowType shadow_type;
4984 GdkRectangle arrow_rect;
4986 gboolean is_rtl, left;
4988 widget = GTK_WIDGET (notebook);
4990 if (gtk_widget_is_drawable (widget))
4992 gint scroll_arrow_hlength;
4993 gint scroll_arrow_vlength;
4996 gtk_notebook_get_arrow_rect (notebook, &arrow_rect, nbarrow);
4998 is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
4999 left = (ARROW_IS_LEFT (nbarrow) && !is_rtl) ||
5000 (!ARROW_IS_LEFT (nbarrow) && is_rtl);
5002 gtk_widget_style_get (widget,
5003 "scroll-arrow-hlength", &scroll_arrow_hlength,
5004 "scroll-arrow-vlength", &scroll_arrow_vlength,
5007 if (priv->in_child == nbarrow)
5009 if (priv->click_child == nbarrow)
5010 state_type = GTK_STATE_ACTIVE;
5012 state_type = GTK_STATE_PRELIGHT;
5015 state_type = gtk_widget_get_state (widget);
5017 if (priv->click_child == nbarrow)
5018 shadow_type = GTK_SHADOW_IN;
5020 shadow_type = GTK_SHADOW_OUT;
5022 if (priv->focus_tab &&
5023 !gtk_notebook_search_page (notebook, priv->focus_tab,
5024 left ? STEP_PREV : STEP_NEXT, TRUE))
5026 shadow_type = GTK_SHADOW_ETCHED_IN;
5027 state_type = GTK_STATE_INSENSITIVE;
5030 if (priv->tab_pos == GTK_POS_LEFT ||
5031 priv->tab_pos == GTK_POS_RIGHT)
5033 arrow = (ARROW_IS_LEFT (nbarrow) ? GTK_ARROW_UP : GTK_ARROW_DOWN);
5034 arrow_size = scroll_arrow_vlength;
5038 arrow = (ARROW_IS_LEFT (nbarrow) ? GTK_ARROW_LEFT : GTK_ARROW_RIGHT);
5039 arrow_size = scroll_arrow_hlength;
5042 gtk_paint_arrow (widget->style, widget->window, state_type,
5043 shadow_type, NULL, widget, "notebook",
5044 arrow, TRUE, arrow_rect.x, arrow_rect.y,
5045 arrow_size, arrow_size);
5049 /* Private GtkNotebook Size Allocate Functions:
5051 * gtk_notebook_tab_space
5052 * gtk_notebook_calculate_shown_tabs
5053 * gtk_notebook_calculate_tabs_allocation
5054 * gtk_notebook_pages_allocate
5055 * gtk_notebook_page_allocate
5056 * gtk_notebook_calc_tabs
5059 gtk_notebook_tab_space (GtkNotebook *notebook,
5060 gboolean *show_arrows,
5065 GtkNotebookPriv *priv = notebook->priv;
5068 gint tab_pos = get_effective_tab_pos (notebook);
5071 gint scroll_arrow_hlength;
5072 gint scroll_arrow_vlength;
5076 widget = GTK_WIDGET (notebook);
5077 children = priv->children;
5078 is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
5080 gtk_widget_style_get (GTK_WIDGET (notebook),
5081 "arrow-spacing", &arrow_spacing,
5082 "scroll-arrow-hlength", &scroll_arrow_hlength,
5083 "scroll-arrow-vlength", &scroll_arrow_vlength,
5089 case GTK_POS_BOTTOM:
5090 *min = widget->allocation.x + GTK_CONTAINER (notebook)->border_width;
5091 *max = widget->allocation.x + widget->allocation.width - GTK_CONTAINER (notebook)->border_width;
5093 for (i = 0; i < N_ACTION_WIDGETS; i++)
5095 if (priv->action_widget[i])
5097 if ((i == ACTION_WIDGET_START && !is_rtl) ||
5098 (i == ACTION_WIDGET_END && is_rtl))
5099 *min += priv->action_widget[i]->allocation.width + widget->style->xthickness;
5101 *max -= priv->action_widget[i]->allocation.width + widget->style->xthickness;
5107 GtkNotebookPage *page;
5109 page = children->data;
5110 children = children->next;
5112 if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) &&
5113 gtk_widget_get_visible (page->child))
5114 *tab_space += page->requisition.width;
5119 *min = widget->allocation.y + GTK_CONTAINER (notebook)->border_width;
5120 *max = widget->allocation.y + widget->allocation.height - GTK_CONTAINER (notebook)->border_width;
5122 for (i = 0; i < N_ACTION_WIDGETS; i++)
5124 if (priv->action_widget[i])
5126 if (i == ACTION_WIDGET_START)
5127 *min += priv->action_widget[i]->allocation.height + widget->style->ythickness;
5129 *max -= priv->action_widget[i]->allocation.height + widget->style->ythickness;
5135 GtkNotebookPage *page;
5137 page = children->data;
5138 children = children->next;
5140 if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) &&
5141 gtk_widget_get_visible (page->child))
5142 *tab_space += page->requisition.height;
5147 if (!priv->scrollable)
5148 *show_arrows = FALSE;
5151 gtk_widget_style_get (widget, "tab-overlap", &tab_overlap, NULL);
5156 case GTK_POS_BOTTOM:
5157 if (*tab_space > *max - *min - tab_overlap)
5159 *show_arrows = TRUE;
5161 /* take arrows into account */
5162 *tab_space = *max - *min - tab_overlap;
5164 if (priv->has_after_previous)
5166 *tab_space -= arrow_spacing + scroll_arrow_hlength;
5167 *max -= arrow_spacing + scroll_arrow_hlength;
5170 if (priv->has_after_next)
5172 *tab_space -= arrow_spacing + scroll_arrow_hlength;
5173 *max -= arrow_spacing + scroll_arrow_hlength;
5176 if (priv->has_before_previous)
5178 *tab_space -= arrow_spacing + scroll_arrow_hlength;
5179 *min += arrow_spacing + scroll_arrow_hlength;
5182 if (priv->has_before_next)
5184 *tab_space -= arrow_spacing + scroll_arrow_hlength;
5185 *min += arrow_spacing + scroll_arrow_hlength;
5191 if (*tab_space > *max - *min - tab_overlap)
5193 *show_arrows = TRUE;
5195 /* take arrows into account */
5196 *tab_space = *max - *min - tab_overlap;
5198 if (priv->has_after_previous || priv->has_after_next)
5200 *tab_space -= arrow_spacing + scroll_arrow_vlength;
5201 *max -= arrow_spacing + scroll_arrow_vlength;
5204 if (priv->has_before_previous || priv->has_before_next)
5206 *tab_space -= arrow_spacing + scroll_arrow_vlength;
5207 *min += arrow_spacing + scroll_arrow_vlength;
5216 gtk_notebook_calculate_shown_tabs (GtkNotebook *notebook,
5217 gboolean show_arrows,
5223 gint *remaining_space)
5225 GtkNotebookPriv *priv = notebook->priv;
5227 GtkContainer *container;
5229 GtkNotebookPage *page;
5230 gint tab_pos, tab_overlap;
5232 widget = GTK_WIDGET (notebook);
5233 container = GTK_CONTAINER (notebook);
5234 gtk_widget_style_get (widget, "tab-overlap", &tab_overlap, NULL);
5235 tab_pos = get_effective_tab_pos (notebook);
5237 if (show_arrows) /* first_tab <- focus_tab */
5239 *remaining_space = tab_space;
5241 if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, priv->cur_page) &&
5242 gtk_widget_get_visible (priv->cur_page->child))
5244 gtk_notebook_calc_tabs (notebook,
5247 remaining_space, STEP_NEXT);
5250 if (tab_space <= 0 || *remaining_space <= 0)
5253 priv->first_tab = priv->focus_tab;
5254 *last_child = gtk_notebook_search_page (notebook, priv->focus_tab,
5256 page = priv->first_tab->data;
5257 *remaining_space = tab_space - page->requisition.width;
5264 if (priv->first_tab && priv->first_tab != priv->focus_tab)
5266 /* Is first_tab really predecessor of focus_tab? */
5267 page = priv->first_tab->data;
5268 if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) &&
5269 gtk_widget_get_visible (page->child))
5270 for (children = priv->focus_tab;
5271 children && children != priv->first_tab;
5272 children = gtk_notebook_search_page (notebook,
5280 if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, priv->cur_page))
5281 priv->first_tab = priv->focus_tab;
5283 priv->first_tab = gtk_notebook_search_page (notebook, priv->focus_tab,
5287 /* calculate shown tabs counting backwards from the focus tab */
5288 gtk_notebook_calc_tabs (notebook,
5289 gtk_notebook_search_page (notebook,
5293 &(priv->first_tab), remaining_space,
5296 if (*remaining_space < 0)
5299 gtk_notebook_search_page (notebook, priv->first_tab,
5301 if (!priv->first_tab)
5302 priv->first_tab = priv->focus_tab;
5304 *last_child = gtk_notebook_search_page (notebook, priv->focus_tab,
5307 else /* focus_tab -> end */
5309 if (!priv->first_tab)
5310 priv->first_tab = gtk_notebook_search_page (notebook,
5315 gtk_notebook_calc_tabs (notebook,
5316 gtk_notebook_search_page (notebook,
5320 &children, remaining_space, STEP_NEXT);
5322 if (*remaining_space <= 0)
5323 *last_child = children;
5324 else /* start <- first_tab */
5329 gtk_notebook_calc_tabs (notebook,
5330 gtk_notebook_search_page (notebook,
5334 &children, remaining_space, STEP_PREV);
5336 if (*remaining_space == 0)
5337 priv->first_tab = children;
5339 priv->first_tab = gtk_notebook_search_page(notebook,
5346 if (*remaining_space < 0)
5348 /* calculate number of tabs */
5349 *remaining_space = - (*remaining_space);
5352 for (children = priv->first_tab;
5353 children && children != *last_child;
5354 children = gtk_notebook_search_page (notebook, children,
5359 *remaining_space = 0;
5362 /* unmap all non-visible tabs */
5363 for (children = gtk_notebook_search_page (notebook, NULL,
5365 children && children != priv->first_tab;
5366 children = gtk_notebook_search_page (notebook, children,
5369 page = children->data;
5371 if (page->tab_label &&
5372 NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page))
5373 gtk_widget_set_child_visible (page->tab_label, FALSE);
5376 for (children = *last_child; children;
5377 children = gtk_notebook_search_page (notebook, children,
5380 page = children->data;
5382 if (page->tab_label &&
5383 NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page))
5384 gtk_widget_set_child_visible (page->tab_label, FALSE);
5387 else /* !show_arrows */
5392 *remaining_space = max - min - tab_overlap - tab_space;
5393 children = priv->children;
5394 priv->first_tab = gtk_notebook_search_page (notebook, NULL,
5398 page = children->data;
5399 children = children->next;
5401 if (!NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) ||
5402 !gtk_widget_get_visible (page->child))
5411 /* if notebook is homogeneous, all tabs are expanded */
5412 if (priv->homogeneous && *n)
5418 get_allocate_at_bottom (GtkWidget *widget,
5419 gint search_direction)
5421 gboolean is_rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
5422 gboolean tab_pos = get_effective_tab_pos (GTK_NOTEBOOK (widget));
5427 case GTK_POS_BOTTOM:
5429 return (search_direction == STEP_PREV);
5431 return (search_direction == STEP_NEXT);
5436 return (search_direction == STEP_PREV);
5444 gtk_notebook_calculate_tabs_allocation (GtkNotebook *notebook,
5449 gint *remaining_space,
5450 gint *expanded_tabs,
5454 GtkNotebookPriv *priv = notebook->priv;
5456 GtkContainer *container;
5457 GtkNotebookPage *page;
5458 gboolean allocate_at_bottom;
5459 gint tab_overlap, tab_pos, tab_extra_space;
5460 gint left_x, right_x, top_y, bottom_y, anchor;
5461 gint xthickness, ythickness;
5462 gboolean gap_left, packing_changed;
5463 GtkAllocation child_allocation = { 0, };
5465 widget = GTK_WIDGET (notebook);
5466 container = GTK_CONTAINER (notebook);
5467 gtk_widget_style_get (widget, "tab-overlap", &tab_overlap, NULL);
5468 tab_pos = get_effective_tab_pos (notebook);
5469 allocate_at_bottom = get_allocate_at_bottom (widget, direction);
5472 child_allocation.x = widget->allocation.x + container->border_width;
5473 child_allocation.y = widget->allocation.y + container->border_width;
5475 xthickness = widget->style->xthickness;
5476 ythickness = widget->style->ythickness;
5480 case GTK_POS_BOTTOM:
5481 child_allocation.y = widget->allocation.y + widget->allocation.height -
5482 priv->cur_page->requisition.height - container->border_width;
5485 child_allocation.x = (allocate_at_bottom) ? max : min;
5486 child_allocation.height = priv->cur_page->requisition.height;
5487 anchor = child_allocation.x;
5491 child_allocation.x = widget->allocation.x + widget->allocation.width -
5492 priv->cur_page->requisition.width - container->border_width;
5495 child_allocation.y = (allocate_at_bottom) ? max : min;
5496 child_allocation.width = priv->cur_page->requisition.width;
5497 anchor = child_allocation.y;
5501 left_x = CLAMP (priv->mouse_x - priv->drag_offset_x,
5502 min, max - priv->cur_page->allocation.width);
5503 top_y = CLAMP (priv->mouse_y - priv->drag_offset_y,
5504 min, max - priv->cur_page->allocation.height);
5505 right_x = left_x + priv->cur_page->allocation.width;
5506 bottom_y = top_y + priv->cur_page->allocation.height;
5507 gap_left = packing_changed = FALSE;
5509 while (*children && *children != last_child)
5511 page = (*children)->data;
5513 if (direction == STEP_NEXT && page->pack != GTK_PACK_START)
5517 else if (priv->operation == DRAG_OPERATION_REORDER)
5518 packing_changed = TRUE;
5521 if (direction == STEP_NEXT)
5522 *children = gtk_notebook_search_page (notebook, *children, direction, TRUE);
5525 *children = (*children)->next;
5527 if (page->pack != GTK_PACK_END || !gtk_widget_get_visible (page->child))
5531 if (!NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page))
5534 tab_extra_space = 0;
5535 if (*expanded_tabs && (showarrow || page->expand || priv->homogeneous))
5537 tab_extra_space = *remaining_space / *expanded_tabs;
5538 *remaining_space -= tab_extra_space;
5545 case GTK_POS_BOTTOM:
5546 child_allocation.width = page->requisition.width + tab_overlap + tab_extra_space;
5548 /* make sure that the reordered tab doesn't go past the last position */
5549 if (priv->operation == DRAG_OPERATION_REORDER &&
5550 !gap_left && packing_changed)
5552 if (!allocate_at_bottom)
5554 if ((priv->cur_page->pack == GTK_PACK_START && left_x >= anchor) ||
5555 (priv->cur_page->pack == GTK_PACK_END && left_x < anchor))
5557 left_x = priv->drag_window_x = anchor;
5558 anchor += priv->cur_page->allocation.width - tab_overlap;
5563 if ((priv->cur_page->pack == GTK_PACK_START && right_x <= anchor) ||
5564 (priv->cur_page->pack == GTK_PACK_END && right_x > anchor))
5566 anchor -= priv->cur_page->allocation.width;
5567 left_x = priv->drag_window_x = anchor;
5568 anchor += tab_overlap;
5575 if (priv->operation == DRAG_OPERATION_REORDER && page == priv->cur_page)
5577 priv->drag_window_x = left_x;
5578 priv->drag_window_y = child_allocation.y;
5582 if (allocate_at_bottom)
5583 anchor -= child_allocation.width;
5585 if (priv->operation == DRAG_OPERATION_REORDER && page->pack == priv->cur_page->pack)
5587 if (!allocate_at_bottom &&
5589 left_x <= anchor + child_allocation.width / 2)
5590 anchor += priv->cur_page->allocation.width - tab_overlap;
5591 else if (allocate_at_bottom &&
5592 right_x >= anchor + child_allocation.width / 2 &&
5593 right_x <= anchor + child_allocation.width)
5594 anchor -= priv->cur_page->allocation.width - tab_overlap;
5597 child_allocation.x = anchor;
5603 child_allocation.height = page->requisition.height + tab_overlap + tab_extra_space;
5605 /* make sure that the reordered tab doesn't go past the last position */
5606 if (priv->operation == DRAG_OPERATION_REORDER &&
5607 !gap_left && packing_changed)
5609 if (!allocate_at_bottom &&
5610 ((priv->cur_page->pack == GTK_PACK_START && top_y >= anchor) ||
5611 (priv->cur_page->pack == GTK_PACK_END && top_y < anchor)))
5613 top_y = priv->drag_window_y = anchor;
5614 anchor += priv->cur_page->allocation.height - tab_overlap;
5620 if (priv->operation == DRAG_OPERATION_REORDER && page == priv->cur_page)
5622 priv->drag_window_x = child_allocation.x;
5623 priv->drag_window_y = top_y;
5627 if (allocate_at_bottom)
5628 anchor -= child_allocation.height;
5630 if (priv->operation == DRAG_OPERATION_REORDER && page->pack == priv->cur_page->pack)
5632 if (!allocate_at_bottom &&
5634 top_y <= anchor + child_allocation.height / 2)
5635 anchor += priv->cur_page->allocation.height - tab_overlap;
5636 else if (allocate_at_bottom &&
5637 bottom_y >= anchor + child_allocation.height / 2 &&
5638 bottom_y <= anchor + child_allocation.height)
5639 anchor -= priv->cur_page->allocation.height - tab_overlap;
5642 child_allocation.y = anchor;
5648 page->allocation = child_allocation;
5650 if ((page == priv->detached_tab && priv->operation == DRAG_OPERATION_DETACH) ||
5651 (page == priv->cur_page && priv->operation == DRAG_OPERATION_REORDER))
5653 /* needs to be allocated at 0,0
5654 * to be shown in the drag window */
5655 page->allocation.x = 0;
5656 page->allocation.y = 0;
5659 if (page != priv->cur_page)
5664 page->allocation.y += ythickness;
5666 case GTK_POS_BOTTOM:
5667 page->allocation.height = MAX (1, page->allocation.height - ythickness);
5670 page->allocation.x += xthickness;
5673 page->allocation.width = MAX (1, page->allocation.width - xthickness);
5678 /* calculate whether to leave a gap based on reorder operation or not */
5682 case GTK_POS_BOTTOM:
5683 if (priv->operation != DRAG_OPERATION_REORDER ||
5684 (priv->operation == DRAG_OPERATION_REORDER && page != priv->cur_page))
5686 if (priv->operation == DRAG_OPERATION_REORDER)
5688 if (page->pack == priv->cur_page->pack &&
5689 !allocate_at_bottom &&
5690 left_x > anchor + child_allocation.width / 2 &&
5691 left_x <= anchor + child_allocation.width)
5692 anchor += priv->cur_page->allocation.width - tab_overlap;
5693 else if (page->pack == priv->cur_page->pack &&
5694 allocate_at_bottom &&
5695 right_x >= anchor &&
5696 right_x <= anchor + child_allocation.width / 2)
5697 anchor -= priv->cur_page->allocation.width - tab_overlap;
5700 if (!allocate_at_bottom)
5701 anchor += child_allocation.width - tab_overlap;
5703 anchor += tab_overlap;
5709 if (priv->operation != DRAG_OPERATION_REORDER ||
5710 (priv->operation == DRAG_OPERATION_REORDER && page != priv->cur_page))
5712 if (priv->operation == DRAG_OPERATION_REORDER)
5714 if (page->pack == priv->cur_page->pack &&
5715 !allocate_at_bottom &&
5716 top_y >= anchor + child_allocation.height / 2 &&
5717 top_y <= anchor + child_allocation.height)
5718 anchor += priv->cur_page->allocation.height - tab_overlap;
5719 else if (page->pack == priv->cur_page->pack &&
5720 allocate_at_bottom &&
5721 bottom_y >= anchor &&
5722 bottom_y <= anchor + child_allocation.height / 2)
5723 anchor -= priv->cur_page->allocation.height - tab_overlap;
5726 if (!allocate_at_bottom)
5727 anchor += child_allocation.height - tab_overlap;
5729 anchor += tab_overlap;
5735 /* set child visible */
5736 if (page->tab_label)
5737 gtk_widget_set_child_visible (page->tab_label, TRUE);
5740 /* Don't move the current tab past the last position during tabs reordering */
5742 priv->operation == DRAG_OPERATION_REORDER &&
5743 ((direction == STEP_NEXT && priv->cur_page->pack == GTK_PACK_START) ||
5744 ((direction == STEP_PREV || packing_changed) && priv->cur_page->pack == GTK_PACK_END)))
5749 case GTK_POS_BOTTOM:
5750 if (allocate_at_bottom)
5751 anchor -= priv->cur_page->allocation.width;
5753 if ((!allocate_at_bottom && priv->drag_window_x > anchor) ||
5754 (allocate_at_bottom && priv->drag_window_x < anchor))
5755 priv->drag_window_x = anchor;
5759 if (allocate_at_bottom)
5760 anchor -= priv->cur_page->allocation.height;
5762 if ((!allocate_at_bottom && priv->drag_window_y > anchor) ||
5763 (allocate_at_bottom && priv->drag_window_y < anchor))
5764 priv->drag_window_y = anchor;
5771 gtk_notebook_pages_allocate (GtkNotebook *notebook)
5773 GtkNotebookPriv *priv = notebook->priv;
5774 GList *children = NULL;
5775 GList *last_child = NULL;
5776 gboolean showarrow = FALSE;
5777 gint tab_space, min, max, remaining_space;
5779 gboolean tab_allocations_changed = FALSE;
5781 if (!priv->show_tabs || !priv->children || !priv->cur_page)
5784 min = max = tab_space = remaining_space = 0;
5787 gtk_notebook_tab_space (notebook, &showarrow,
5788 &min, &max, &tab_space);
5790 gtk_notebook_calculate_shown_tabs (notebook, showarrow,
5791 min, max, tab_space, &last_child,
5792 &expanded_tabs, &remaining_space);
5794 children = priv->first_tab;
5795 gtk_notebook_calculate_tabs_allocation (notebook, &children, last_child,
5796 showarrow, STEP_NEXT,
5797 &remaining_space, &expanded_tabs, min, max);
5798 if (children && children != last_child)
5800 children = priv->children;
5801 gtk_notebook_calculate_tabs_allocation (notebook, &children, last_child,
5802 showarrow, STEP_PREV,
5803 &remaining_space, &expanded_tabs, min, max);
5806 children = priv->children;
5810 if (gtk_notebook_page_allocate (notebook, GTK_NOTEBOOK_PAGE (children)))
5811 tab_allocations_changed = TRUE;
5812 children = children->next;
5815 if (!priv->first_tab)
5816 priv->first_tab = priv->children;
5818 if (tab_allocations_changed)
5819 gtk_notebook_redraw_tabs (notebook);
5823 gtk_notebook_page_allocate (GtkNotebook *notebook,
5824 GtkNotebookPage *page)
5826 GtkWidget *widget = GTK_WIDGET (notebook);
5827 GtkNotebookPriv *priv = notebook->priv;
5828 GtkAllocation child_allocation;
5829 GtkRequisition tab_requisition;
5835 gint tab_pos = get_effective_tab_pos (notebook);
5836 gboolean tab_allocation_changed;
5837 gboolean was_visible = page->tab_allocated_visible;
5839 if (!page->tab_label ||
5840 !gtk_widget_get_visible (page->tab_label) ||
5841 !gtk_widget_get_child_visible (page->tab_label))
5843 page->tab_allocated_visible = FALSE;
5847 xthickness = widget->style->xthickness;
5848 ythickness = widget->style->ythickness;
5850 gtk_widget_get_child_requisition (page->tab_label, &tab_requisition);
5851 gtk_widget_style_get (widget,
5852 "focus-line-width", &focus_width,
5853 "tab-curvature", &tab_curvature,
5858 case GTK_POS_BOTTOM:
5859 padding = tab_curvature + focus_width + priv->tab_hborder;
5862 child_allocation.x = xthickness + focus_width + priv->tab_hborder;
5863 child_allocation.width = MAX (1, page->allocation.width - 2 * child_allocation.x);
5864 child_allocation.x += page->allocation.x;
5868 child_allocation.x = page->allocation.x +
5869 (page->allocation.width - tab_requisition.width) / 2;
5871 child_allocation.width = tab_requisition.width;
5874 child_allocation.y = priv->tab_vborder + focus_width + page->allocation.y;
5876 if (tab_pos == GTK_POS_TOP)
5877 child_allocation.y += ythickness;
5879 child_allocation.height = MAX (1, (page->allocation.height - ythickness -
5880 2 * (priv->tab_vborder + focus_width)));
5884 padding = tab_curvature + focus_width + priv->tab_vborder;
5887 child_allocation.y = ythickness + padding;
5888 child_allocation.height = MAX (1, (page->allocation.height -
5889 2 * child_allocation.y));
5890 child_allocation.y += page->allocation.y;
5894 child_allocation.y = page->allocation.y +
5895 (page->allocation.height - tab_requisition.height) / 2;
5897 child_allocation.height = tab_requisition.height;
5900 child_allocation.x = priv->tab_hborder + focus_width + page->allocation.x;
5902 if (tab_pos == GTK_POS_LEFT)
5903 child_allocation.x += xthickness;
5905 child_allocation.width = MAX (1, (page->allocation.width - xthickness -
5906 2 * (priv->tab_hborder + focus_width)));
5910 tab_allocation_changed = (child_allocation.x != page->tab_label->allocation.x ||
5911 child_allocation.y != page->tab_label->allocation.y ||
5912 child_allocation.width != page->tab_label->allocation.width ||
5913 child_allocation.height != page->tab_label->allocation.height);
5915 gtk_widget_size_allocate (page->tab_label, &child_allocation);
5919 page->tab_allocated_visible = TRUE;
5920 tab_allocation_changed = TRUE;
5923 return tab_allocation_changed;
5927 gtk_notebook_calc_tabs (GtkNotebook *notebook,
5933 GtkNotebookPage *page = NULL;
5935 GList *last_list = NULL;
5936 GList *last_calculated_child = NULL;
5938 gint tab_pos = get_effective_tab_pos (notebook);
5939 guint real_direction;
5945 pack = GTK_NOTEBOOK_PAGE (start)->pack;
5946 if (pack == GTK_PACK_END)
5947 real_direction = (direction == STEP_PREV) ? STEP_NEXT : STEP_PREV;
5949 real_direction = direction;
5956 case GTK_POS_BOTTOM:
5959 page = children->data;
5960 if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) &&
5961 gtk_widget_get_visible (page->child))
5963 if (page->pack == pack)
5965 *tab_space -= page->requisition.width;
5966 if (*tab_space < 0 || children == *end)
5970 *tab_space = - (*tab_space +
5971 page->requisition.width);
5973 if (*tab_space == 0 && direction == STEP_PREV)
5974 children = last_calculated_child;
5981 last_calculated_child = children;
5983 last_list = children;
5985 if (real_direction == STEP_NEXT)
5986 children = children->next;
5988 children = children->prev;
5995 page = children->data;
5996 if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) &&
5997 gtk_widget_get_visible (page->child))
5999 if (page->pack == pack)
6001 *tab_space -= page->requisition.height;
6002 if (*tab_space < 0 || children == *end)
6006 *tab_space = - (*tab_space +
6007 page->requisition.height);
6009 if (*tab_space == 0 && direction == STEP_PREV)
6010 children = last_calculated_child;
6017 last_calculated_child = children;
6019 last_list = children;
6021 if (real_direction == STEP_NEXT)
6022 children = children->next;
6024 children = children->prev;
6028 if (real_direction == STEP_PREV)
6030 pack = (pack == GTK_PACK_END) ? GTK_PACK_START : GTK_PACK_END;
6031 real_direction = STEP_PREV;
6032 children = last_list;
6037 gtk_notebook_update_tab_states (GtkNotebook *notebook)
6039 GtkNotebookPriv *priv = notebook->priv;
6042 for (list = priv->children; list != NULL; list = list->next)
6044 GtkNotebookPage *page = list->data;
6046 if (page->tab_label)
6048 if (page == priv->cur_page)
6049 gtk_widget_set_state (page->tab_label, GTK_STATE_NORMAL);
6051 gtk_widget_set_state (page->tab_label, GTK_STATE_ACTIVE);
6056 /* Private GtkNotebook Page Switch Methods:
6058 * gtk_notebook_real_switch_page
6061 gtk_notebook_real_switch_page (GtkNotebook *notebook,
6065 GtkNotebookPriv *priv = notebook->priv;
6066 GList *list = gtk_notebook_find_child (notebook, GTK_WIDGET (child), NULL);
6067 GtkNotebookPage *page = GTK_NOTEBOOK_PAGE (list);
6068 gboolean child_has_focus;
6070 if (priv->cur_page == page || !gtk_widget_get_visible (GTK_WIDGET (child)))
6073 /* save the value here, changing visibility changes focus */
6074 child_has_focus = priv->child_has_focus;
6077 gtk_widget_set_child_visible (priv->cur_page->child, FALSE);
6079 priv->cur_page = page;
6081 if (!priv->focus_tab ||
6082 priv->focus_tab->data != (gpointer) priv->cur_page)
6084 g_list_find (priv->children, priv->cur_page);
6086 gtk_widget_set_child_visible (priv->cur_page->child, TRUE);
6088 /* If the focus was on the previous page, move it to the first
6089 * element on the new page, if possible, or if not, to the
6092 if (child_has_focus)
6094 if (priv->cur_page->last_focus_child &&
6095 gtk_widget_is_ancestor (priv->cur_page->last_focus_child, priv->cur_page->child))
6096 gtk_widget_grab_focus (priv->cur_page->last_focus_child);
6098 if (!gtk_widget_child_focus (priv->cur_page->child, GTK_DIR_TAB_FORWARD))
6099 gtk_widget_grab_focus (GTK_WIDGET (notebook));
6102 gtk_notebook_update_tab_states (notebook);
6103 gtk_widget_queue_resize (GTK_WIDGET (notebook));
6104 g_object_notify (G_OBJECT (notebook), "page");
6107 /* Private GtkNotebook Page Switch Functions:
6109 * gtk_notebook_switch_page
6110 * gtk_notebook_page_select
6111 * gtk_notebook_switch_focus_tab
6112 * gtk_notebook_menu_switch_page
6115 gtk_notebook_switch_page (GtkNotebook *notebook,
6116 GtkNotebookPage *page)
6118 GtkNotebookPriv *priv = notebook->priv;
6121 if (priv->cur_page == page)
6124 page_num = g_list_index (priv->children, page);
6126 g_signal_emit (notebook,
6127 notebook_signals[SWITCH_PAGE],
6134 gtk_notebook_page_select (GtkNotebook *notebook,
6135 gboolean move_focus)
6137 GtkNotebookPriv *priv = notebook->priv;
6138 GtkNotebookPage *page;
6139 GtkDirectionType dir = GTK_DIR_DOWN; /* Quiet GCC */
6140 gint tab_pos = get_effective_tab_pos (notebook);
6142 if (!priv->focus_tab)
6145 page = priv->focus_tab->data;
6146 gtk_notebook_switch_page (notebook, page);
6155 case GTK_POS_BOTTOM:
6159 dir = GTK_DIR_RIGHT;
6166 if (gtk_widget_child_focus (page->child, dir))
6173 gtk_notebook_switch_focus_tab (GtkNotebook *notebook,
6176 GtkNotebookPriv *priv = notebook->priv;
6178 GtkNotebookPage *page;
6180 if (priv->focus_tab == new_child)
6183 old_child = priv->focus_tab;
6184 priv->focus_tab = new_child;
6186 if (priv->scrollable)
6187 gtk_notebook_redraw_arrows (notebook);
6189 if (!priv->show_tabs || !priv->focus_tab)
6192 page = priv->focus_tab->data;
6193 if (gtk_widget_get_mapped (page->tab_label))
6194 gtk_notebook_redraw_tabs (notebook);
6196 gtk_notebook_pages_allocate (notebook);
6198 gtk_notebook_switch_page (notebook, page);
6202 gtk_notebook_menu_switch_page (GtkWidget *widget,
6203 GtkNotebookPage *page)
6205 GtkNotebookPriv *priv;
6206 GtkNotebook *notebook;
6210 notebook = GTK_NOTEBOOK (gtk_menu_get_attach_widget
6211 (GTK_MENU (widget->parent)));
6212 priv = notebook->priv;
6214 if (priv->cur_page == page)
6218 children = priv->children;
6219 while (children && children->data != page)
6221 children = children->next;
6225 g_signal_emit (notebook,
6226 notebook_signals[SWITCH_PAGE],
6232 /* Private GtkNotebook Menu Functions:
6234 * gtk_notebook_menu_item_create
6235 * gtk_notebook_menu_label_unparent
6236 * gtk_notebook_menu_detacher
6239 gtk_notebook_menu_item_create (GtkNotebook *notebook,
6242 GtkNotebookPriv *priv = notebook->priv;
6243 GtkNotebookPage *page;
6244 GtkWidget *menu_item;
6247 if (page->default_menu)
6249 if (GTK_IS_LABEL (page->tab_label))
6250 page->menu_label = gtk_label_new (gtk_label_get_label (GTK_LABEL (page->tab_label)));
6252 page->menu_label = gtk_label_new ("");
6253 gtk_misc_set_alignment (GTK_MISC (page->menu_label), 0.0, 0.5);
6256 gtk_widget_show (page->menu_label);
6257 menu_item = gtk_menu_item_new ();
6258 gtk_container_add (GTK_CONTAINER (menu_item), page->menu_label);
6259 gtk_menu_shell_insert (GTK_MENU_SHELL (priv->menu), menu_item,
6260 gtk_notebook_real_page_position (notebook, list));
6261 g_signal_connect (menu_item, "activate",
6262 G_CALLBACK (gtk_notebook_menu_switch_page), page);
6263 if (gtk_widget_get_visible (page->child))
6264 gtk_widget_show (menu_item);
6268 gtk_notebook_menu_label_unparent (GtkWidget *widget,
6271 gtk_widget_unparent (GTK_BIN (widget)->child);
6272 GTK_BIN (widget)->child = NULL;
6276 gtk_notebook_menu_detacher (GtkWidget *widget,
6279 GtkNotebook *notebook = GTK_NOTEBOOK (widget);
6280 GtkNotebookPriv *priv = notebook->priv;
6282 g_return_if_fail (priv->menu == (GtkWidget*) menu);
6287 /* Public GtkNotebook Page Insert/Remove Methods :
6289 * gtk_notebook_append_page
6290 * gtk_notebook_append_page_menu
6291 * gtk_notebook_prepend_page
6292 * gtk_notebook_prepend_page_menu
6293 * gtk_notebook_insert_page
6294 * gtk_notebook_insert_page_menu
6295 * gtk_notebook_remove_page
6298 * gtk_notebook_append_page:
6299 * @notebook: a #GtkNotebook
6300 * @child: the #GtkWidget to use as the contents of the page.
6301 * @tab_label: (allow-none): the #GtkWidget to be used as the label for the page,
6302 * or %NULL to use the default label, 'page N'.
6304 * Appends a page to @notebook.
6306 * Return value: the index (starting from 0) of the appended
6307 * page in the notebook, or -1 if function fails
6310 gtk_notebook_append_page (GtkNotebook *notebook,
6312 GtkWidget *tab_label)
6314 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), -1);
6315 g_return_val_if_fail (GTK_IS_WIDGET (child), -1);
6316 g_return_val_if_fail (tab_label == NULL || GTK_IS_WIDGET (tab_label), -1);
6318 return gtk_notebook_insert_page_menu (notebook, child, tab_label, NULL, -1);
6322 * gtk_notebook_append_page_menu:
6323 * @notebook: a #GtkNotebook
6324 * @child: the #GtkWidget to use as the contents of the page.
6325 * @tab_label: (allow-none): the #GtkWidget to be used as the label for the page,
6326 * or %NULL to use the default label, 'page N'.
6327 * @menu_label: (allow-none): the widget to use as a label for the page-switch
6328 * menu, if that is enabled. If %NULL, and @tab_label
6329 * is a #GtkLabel or %NULL, then the menu label will be
6330 * a newly created label with the same text as @tab_label;
6331 * If @tab_label is not a #GtkLabel, @menu_label must be
6332 * specified if the page-switch menu is to be used.
6334 * Appends a page to @notebook, specifying the widget to use as the
6335 * label in the popup menu.
6337 * Return value: the index (starting from 0) of the appended
6338 * page in the notebook, or -1 if function fails
6341 gtk_notebook_append_page_menu (GtkNotebook *notebook,
6343 GtkWidget *tab_label,
6344 GtkWidget *menu_label)
6346 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), -1);
6347 g_return_val_if_fail (GTK_IS_WIDGET (child), -1);
6348 g_return_val_if_fail (tab_label == NULL || GTK_IS_WIDGET (tab_label), -1);
6349 g_return_val_if_fail (menu_label == NULL || GTK_IS_WIDGET (menu_label), -1);
6351 return gtk_notebook_insert_page_menu (notebook, child, tab_label, menu_label, -1);
6355 * gtk_notebook_prepend_page:
6356 * @notebook: a #GtkNotebook
6357 * @child: the #GtkWidget to use as the contents of the page.
6358 * @tab_label: (allow-none): the #GtkWidget to be used as the label for the page,
6359 * or %NULL to use the default label, 'page N'.
6361 * Prepends a page to @notebook.
6363 * Return value: the index (starting from 0) of the prepended
6364 * page in the notebook, or -1 if function fails
6367 gtk_notebook_prepend_page (GtkNotebook *notebook,
6369 GtkWidget *tab_label)
6371 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), -1);
6372 g_return_val_if_fail (GTK_IS_WIDGET (child), -1);
6373 g_return_val_if_fail (tab_label == NULL || GTK_IS_WIDGET (tab_label), -1);
6375 return gtk_notebook_insert_page_menu (notebook, child, tab_label, NULL, 0);
6379 * gtk_notebook_prepend_page_menu:
6380 * @notebook: a #GtkNotebook
6381 * @child: the #GtkWidget to use as the contents of the page.
6382 * @tab_label: (allow-none): the #GtkWidget to be used as the label for the page,
6383 * or %NULL to use the default label, 'page N'.
6384 * @menu_label: (allow-none): the widget to use as a label for the page-switch
6385 * menu, if that is enabled. If %NULL, and @tab_label
6386 * is a #GtkLabel or %NULL, then the menu label will be
6387 * a newly created label with the same text as @tab_label;
6388 * If @tab_label is not a #GtkLabel, @menu_label must be
6389 * specified if the page-switch menu is to be used.
6391 * Prepends a page to @notebook, specifying the widget to use as the
6392 * label in the popup menu.
6394 * Return value: the index (starting from 0) of the prepended
6395 * page in the notebook, or -1 if function fails
6398 gtk_notebook_prepend_page_menu (GtkNotebook *notebook,
6400 GtkWidget *tab_label,
6401 GtkWidget *menu_label)
6403 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), -1);
6404 g_return_val_if_fail (GTK_IS_WIDGET (child), -1);
6405 g_return_val_if_fail (tab_label == NULL || GTK_IS_WIDGET (tab_label), -1);
6406 g_return_val_if_fail (menu_label == NULL || GTK_IS_WIDGET (menu_label), -1);
6408 return gtk_notebook_insert_page_menu (notebook, child, tab_label, menu_label, 0);
6412 * gtk_notebook_insert_page:
6413 * @notebook: a #GtkNotebook
6414 * @child: the #GtkWidget to use as the contents of the page.
6415 * @tab_label: (allow-none): the #GtkWidget to be used as the label for the page,
6416 * or %NULL to use the default label, 'page N'.
6417 * @position: the index (starting at 0) at which to insert the page,
6418 * or -1 to append the page after all other pages.
6420 * Insert a page into @notebook at the given position.
6422 * Return value: the index (starting from 0) of the inserted
6423 * page in the notebook, or -1 if function fails
6426 gtk_notebook_insert_page (GtkNotebook *notebook,
6428 GtkWidget *tab_label,
6431 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), -1);
6432 g_return_val_if_fail (GTK_IS_WIDGET (child), -1);
6433 g_return_val_if_fail (tab_label == NULL || GTK_IS_WIDGET (tab_label), -1);
6435 return gtk_notebook_insert_page_menu (notebook, child, tab_label, NULL, position);
6440 gtk_notebook_page_compare_tab (gconstpointer a,
6443 return (((GtkNotebookPage *) a)->tab_label != b);
6447 gtk_notebook_mnemonic_activate_switch_page (GtkWidget *child,
6451 GtkNotebook *notebook = GTK_NOTEBOOK (data);
6452 GtkNotebookPriv *priv = notebook->priv;
6455 list = g_list_find_custom (priv->children, child,
6456 gtk_notebook_page_compare_tab);
6459 GtkNotebookPage *page = list->data;
6461 gtk_widget_grab_focus (GTK_WIDGET (notebook)); /* Do this first to avoid focusing new page */
6462 gtk_notebook_switch_page (notebook, page);
6463 focus_tabs_in (notebook);
6470 * gtk_notebook_insert_page_menu:
6471 * @notebook: a #GtkNotebook
6472 * @child: the #GtkWidget to use as the contents of the page.
6473 * @tab_label: (allow-none): the #GtkWidget to be used as the label for the page,
6474 * or %NULL to use the default label, 'page N'.
6475 * @menu_label: (allow-none): the widget to use as a label for the page-switch
6476 * menu, if that is enabled. If %NULL, and @tab_label
6477 * is a #GtkLabel or %NULL, then the menu label will be
6478 * a newly created label with the same text as @tab_label;
6479 * If @tab_label is not a #GtkLabel, @menu_label must be
6480 * specified if the page-switch menu is to be used.
6481 * @position: the index (starting at 0) at which to insert the page,
6482 * or -1 to append the page after all other pages.
6484 * Insert a page into @notebook at the given position, specifying
6485 * the widget to use as the label in the popup menu.
6487 * Return value: the index (starting from 0) of the inserted
6488 * page in the notebook
6491 gtk_notebook_insert_page_menu (GtkNotebook *notebook,
6493 GtkWidget *tab_label,
6494 GtkWidget *menu_label,
6497 GtkNotebookClass *class;
6499 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), -1);
6500 g_return_val_if_fail (GTK_IS_WIDGET (child), -1);
6501 g_return_val_if_fail (tab_label == NULL || GTK_IS_WIDGET (tab_label), -1);
6502 g_return_val_if_fail (menu_label == NULL || GTK_IS_WIDGET (menu_label), -1);
6504 class = GTK_NOTEBOOK_GET_CLASS (notebook);
6506 return (class->insert_page) (notebook, child, tab_label, menu_label, position);
6510 * gtk_notebook_remove_page:
6511 * @notebook: a #GtkNotebook.
6512 * @page_num: the index of a notebook page, starting
6513 * from 0. If -1, the last page will
6516 * Removes a page from the notebook given its index
6520 gtk_notebook_remove_page (GtkNotebook *notebook,
6523 GtkNotebookPriv *priv;
6526 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
6528 priv = notebook->priv;
6531 list = g_list_nth (priv->children, page_num);
6533 list = g_list_last (priv->children);
6536 gtk_container_remove (GTK_CONTAINER (notebook),
6537 ((GtkNotebookPage *) list->data)->child);
6540 /* Public GtkNotebook Page Switch Methods :
6541 * gtk_notebook_get_current_page
6542 * gtk_notebook_page_num
6543 * gtk_notebook_set_current_page
6544 * gtk_notebook_next_page
6545 * gtk_notebook_prev_page
6548 * gtk_notebook_get_current_page:
6549 * @notebook: a #GtkNotebook
6551 * Returns the page number of the current page.
6553 * Return value: the index (starting from 0) of the current
6554 * page in the notebook. If the notebook has no pages, then
6555 * -1 will be returned.
6558 gtk_notebook_get_current_page (GtkNotebook *notebook)
6560 GtkNotebookPriv *priv;
6562 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), -1);
6564 priv = notebook->priv;
6566 if (!priv->cur_page)
6569 return g_list_index (priv->children, priv->cur_page);
6573 * gtk_notebook_get_nth_page:
6574 * @notebook: a #GtkNotebook
6575 * @page_num: the index of a page in the notebook, or -1
6576 * to get the last page.
6578 * Returns the child widget contained in page number @page_num.
6580 * Return value: (transfer none): the child widget, or %NULL if @page_num is
6584 gtk_notebook_get_nth_page (GtkNotebook *notebook,
6587 GtkNotebookPriv *priv;
6588 GtkNotebookPage *page;
6591 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), NULL);
6593 priv = notebook->priv;
6596 list = g_list_nth (priv->children, page_num);
6598 list = g_list_last (priv->children);
6610 * gtk_notebook_get_n_pages:
6611 * @notebook: a #GtkNotebook
6613 * Gets the number of pages in a notebook.
6615 * Return value: the number of pages in the notebook.
6620 gtk_notebook_get_n_pages (GtkNotebook *notebook)
6622 GtkNotebookPriv *priv;
6624 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), 0);
6626 priv = notebook->priv;
6628 return g_list_length (priv->children);
6632 * gtk_notebook_page_num:
6633 * @notebook: a #GtkNotebook
6634 * @child: a #GtkWidget
6636 * Finds the index of the page which contains the given child
6639 * Return value: the index of the page containing @child, or
6640 * -1 if @child is not in the notebook.
6643 gtk_notebook_page_num (GtkNotebook *notebook,
6646 GtkNotebookPriv *priv;
6650 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), -1);
6652 priv = notebook->priv;
6655 children = priv->children;
6658 GtkNotebookPage *page = children->data;
6660 if (page->child == child)
6663 children = children->next;
6671 * gtk_notebook_set_current_page:
6672 * @notebook: a #GtkNotebook
6673 * @page_num: index of the page to switch to, starting from 0.
6674 * If negative, the last page will be used. If greater
6675 * than the number of pages in the notebook, nothing
6678 * Switches to the page number @page_num.
6680 * Note that due to historical reasons, GtkNotebook refuses
6681 * to switch to a page unless the child widget is visible.
6682 * Therefore, it is recommended to show child widgets before
6683 * adding them to a notebook.
6686 gtk_notebook_set_current_page (GtkNotebook *notebook,
6689 GtkNotebookPriv *priv;
6692 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
6694 priv = notebook->priv;
6697 page_num = g_list_length (priv->children) - 1;
6699 list = g_list_nth (priv->children, page_num);
6701 gtk_notebook_switch_page (notebook, GTK_NOTEBOOK_PAGE (list));
6705 * gtk_notebook_next_page:
6706 * @notebook: a #GtkNotebook
6708 * Switches to the next page. Nothing happens if the current page is
6712 gtk_notebook_next_page (GtkNotebook *notebook)
6714 GtkNotebookPriv *priv;
6717 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
6719 priv = notebook->priv;
6721 list = g_list_find (priv->children, priv->cur_page);
6725 list = gtk_notebook_search_page (notebook, list, STEP_NEXT, TRUE);
6729 gtk_notebook_switch_page (notebook, GTK_NOTEBOOK_PAGE (list));
6733 * gtk_notebook_prev_page:
6734 * @notebook: a #GtkNotebook
6736 * Switches to the previous page. Nothing happens if the current page
6737 * is the first page.
6740 gtk_notebook_prev_page (GtkNotebook *notebook)
6742 GtkNotebookPriv *priv;
6745 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
6747 priv = notebook->priv;
6749 list = g_list_find (priv->children, priv->cur_page);
6753 list = gtk_notebook_search_page (notebook, list, STEP_PREV, TRUE);
6757 gtk_notebook_switch_page (notebook, GTK_NOTEBOOK_PAGE (list));
6760 /* Public GtkNotebook/Tab Style Functions
6762 * gtk_notebook_set_show_border
6763 * gtk_notebook_set_show_tabs
6764 * gtk_notebook_set_tab_pos
6765 * gtk_notebook_set_homogeneous_tabs
6766 * gtk_notebook_set_tab_border
6767 * gtk_notebook_set_tab_hborder
6768 * gtk_notebook_set_tab_vborder
6769 * gtk_notebook_set_scrollable
6772 * gtk_notebook_set_show_border:
6773 * @notebook: a #GtkNotebook
6774 * @show_border: %TRUE if a bevel should be drawn around the notebook.
6776 * Sets whether a bevel will be drawn around the notebook pages.
6777 * This only has a visual effect when the tabs are not shown.
6778 * See gtk_notebook_set_show_tabs().
6781 gtk_notebook_set_show_border (GtkNotebook *notebook,
6782 gboolean show_border)
6784 GtkNotebookPriv *priv;
6786 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
6788 priv = notebook->priv;
6790 if (priv->show_border != show_border)
6792 priv->show_border = show_border;
6794 if (gtk_widget_get_visible (GTK_WIDGET (notebook)))
6795 gtk_widget_queue_resize (GTK_WIDGET (notebook));
6797 g_object_notify (G_OBJECT (notebook), "show-border");
6802 * gtk_notebook_get_show_border:
6803 * @notebook: a #GtkNotebook
6805 * Returns whether a bevel will be drawn around the notebook pages. See
6806 * gtk_notebook_set_show_border().
6808 * Return value: %TRUE if the bevel is drawn
6811 gtk_notebook_get_show_border (GtkNotebook *notebook)
6813 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), FALSE);
6815 return notebook->priv->show_border;
6819 * gtk_notebook_set_show_tabs:
6820 * @notebook: a #GtkNotebook
6821 * @show_tabs: %TRUE if the tabs should be shown.
6823 * Sets whether to show the tabs for the notebook or not.
6826 gtk_notebook_set_show_tabs (GtkNotebook *notebook,
6829 GtkNotebookPriv *priv;
6830 GtkNotebookPage *page;
6834 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
6836 priv = notebook->priv;
6838 show_tabs = show_tabs != FALSE;
6840 if (priv->show_tabs == show_tabs)
6843 priv->show_tabs = show_tabs;
6844 children = priv->children;
6848 gtk_widget_set_can_focus (GTK_WIDGET (notebook), FALSE);
6852 page = children->data;
6853 children = children->next;
6854 if (page->default_tab)
6856 gtk_widget_destroy (page->tab_label);
6857 page->tab_label = NULL;
6860 gtk_widget_hide (page->tab_label);
6865 gtk_widget_set_can_focus (GTK_WIDGET (notebook), TRUE);
6866 gtk_notebook_update_labels (notebook);
6869 for (i = 0; i < N_ACTION_WIDGETS; i++)
6871 if (priv->action_widget[i])
6872 gtk_widget_set_child_visible (priv->action_widget[i], show_tabs);
6875 gtk_widget_queue_resize (GTK_WIDGET (notebook));
6877 g_object_notify (G_OBJECT (notebook), "show-tabs");
6881 * gtk_notebook_get_show_tabs:
6882 * @notebook: a #GtkNotebook
6884 * Returns whether the tabs of the notebook are shown. See
6885 * gtk_notebook_set_show_tabs().
6887 * Return value: %TRUE if the tabs are shown
6890 gtk_notebook_get_show_tabs (GtkNotebook *notebook)
6892 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), FALSE);
6894 return notebook->priv->show_tabs;
6898 * gtk_notebook_set_tab_pos:
6899 * @notebook: a #GtkNotebook.
6900 * @pos: the edge to draw the tabs at.
6902 * Sets the edge at which the tabs for switching pages in the
6903 * notebook are drawn.
6906 gtk_notebook_set_tab_pos (GtkNotebook *notebook,
6907 GtkPositionType pos)
6909 GtkNotebookPriv *priv;
6911 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
6913 priv = notebook->priv;
6915 if (priv->tab_pos != pos)
6917 priv->tab_pos = pos;
6918 if (gtk_widget_get_visible (GTK_WIDGET (notebook)))
6919 gtk_widget_queue_resize (GTK_WIDGET (notebook));
6922 g_object_notify (G_OBJECT (notebook), "tab-pos");
6926 * gtk_notebook_get_tab_pos:
6927 * @notebook: a #GtkNotebook
6929 * Gets the edge at which the tabs for switching pages in the
6930 * notebook are drawn.
6932 * Return value: the edge at which the tabs are drawn
6935 gtk_notebook_get_tab_pos (GtkNotebook *notebook)
6937 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), GTK_POS_TOP);
6939 return notebook->priv->tab_pos;
6943 * gtk_notebook_set_scrollable:
6944 * @notebook: a #GtkNotebook
6945 * @scrollable: %TRUE if scroll arrows should be added
6947 * Sets whether the tab label area will have arrows for scrolling if
6948 * there are too many tabs to fit in the area.
6951 gtk_notebook_set_scrollable (GtkNotebook *notebook,
6952 gboolean scrollable)
6954 GtkNotebookPriv *priv;
6956 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
6958 priv = notebook->priv;
6960 scrollable = (scrollable != FALSE);
6962 if (scrollable != priv->scrollable)
6964 priv->scrollable = scrollable;
6966 if (gtk_widget_get_visible (GTK_WIDGET (notebook)))
6967 gtk_widget_queue_resize (GTK_WIDGET (notebook));
6969 g_object_notify (G_OBJECT (notebook), "scrollable");
6974 * gtk_notebook_get_scrollable:
6975 * @notebook: a #GtkNotebook
6977 * Returns whether the tab label area has arrows for scrolling. See
6978 * gtk_notebook_set_scrollable().
6980 * Return value: %TRUE if arrows for scrolling are present
6983 gtk_notebook_get_scrollable (GtkNotebook *notebook)
6985 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), FALSE);
6987 return notebook->priv->scrollable;
6990 /* Public GtkNotebook Popup Menu Methods:
6992 * gtk_notebook_popup_enable
6993 * gtk_notebook_popup_disable
6998 * gtk_notebook_popup_enable:
6999 * @notebook: a #GtkNotebook
7001 * Enables the popup menu: if the user clicks with the right mouse button on
7002 * the tab labels, a menu with all the pages will be popped up.
7005 gtk_notebook_popup_enable (GtkNotebook *notebook)
7007 GtkNotebookPriv *priv;
7010 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7012 priv = notebook->priv;
7017 priv->menu = gtk_menu_new ();
7018 for (list = gtk_notebook_search_page (notebook, NULL, STEP_NEXT, FALSE);
7020 list = gtk_notebook_search_page (notebook, list, STEP_NEXT, FALSE))
7021 gtk_notebook_menu_item_create (notebook, list);
7023 gtk_notebook_update_labels (notebook);
7024 gtk_menu_attach_to_widget (GTK_MENU (priv->menu),
7025 GTK_WIDGET (notebook),
7026 gtk_notebook_menu_detacher);
7028 g_object_notify (G_OBJECT (notebook), "enable-popup");
7032 * gtk_notebook_popup_disable:
7033 * @notebook: a #GtkNotebook
7035 * Disables the popup menu.
7038 gtk_notebook_popup_disable (GtkNotebook *notebook)
7040 GtkNotebookPriv *priv;
7042 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7044 priv = notebook->priv;
7049 gtk_container_foreach (GTK_CONTAINER (priv->menu),
7050 (GtkCallback) gtk_notebook_menu_label_unparent, NULL);
7051 gtk_widget_destroy (priv->menu);
7053 g_object_notify (G_OBJECT (notebook), "enable-popup");
7056 /* Public GtkNotebook Page Properties Functions:
7058 * gtk_notebook_get_tab_label
7059 * gtk_notebook_set_tab_label
7060 * gtk_notebook_set_tab_label_text
7061 * gtk_notebook_get_menu_label
7062 * gtk_notebook_set_menu_label
7063 * gtk_notebook_set_menu_label_text
7064 * gtk_notebook_set_tab_label_packing
7065 * gtk_notebook_query_tab_label_packing
7066 * gtk_notebook_get_tab_reorderable
7067 * gtk_notebook_set_tab_reorderable
7068 * gtk_notebook_get_tab_detachable
7069 * gtk_notebook_set_tab_detachable
7073 * gtk_notebook_get_tab_label:
7074 * @notebook: a #GtkNotebook
7077 * Returns the tab label widget for the page @child. %NULL is returned
7078 * if @child is not in @notebook or if no tab label has specifically
7079 * been set for @child.
7081 * Return value: (transfer none): the tab label
7084 gtk_notebook_get_tab_label (GtkNotebook *notebook,
7089 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), NULL);
7090 g_return_val_if_fail (GTK_IS_WIDGET (child), NULL);
7092 list = CHECK_FIND_CHILD (notebook, child);
7096 if (GTK_NOTEBOOK_PAGE (list)->default_tab)
7099 return GTK_NOTEBOOK_PAGE (list)->tab_label;
7103 * gtk_notebook_set_tab_label:
7104 * @notebook: a #GtkNotebook
7106 * @tab_label: (allow-none): the tab label widget to use, or %NULL for default tab
7109 * Changes the tab label for @child. If %NULL is specified
7110 * for @tab_label, then the page will have the label 'page N'.
7113 gtk_notebook_set_tab_label (GtkNotebook *notebook,
7115 GtkWidget *tab_label)
7117 GtkNotebookPriv *priv;
7118 GtkNotebookPage *page;
7121 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7122 g_return_if_fail (GTK_IS_WIDGET (child));
7124 priv = notebook->priv;
7126 list = CHECK_FIND_CHILD (notebook, child);
7130 /* a NULL pointer indicates a default_tab setting, otherwise
7131 * we need to set the associated label
7135 if (page->tab_label == tab_label)
7139 gtk_notebook_remove_tab_label (notebook, page);
7143 page->default_tab = FALSE;
7144 page->tab_label = tab_label;
7145 gtk_widget_set_parent (page->tab_label, GTK_WIDGET (notebook));
7149 page->default_tab = TRUE;
7150 page->tab_label = NULL;
7152 if (priv->show_tabs)
7156 g_snprintf (string, sizeof(string), _("Page %u"),
7157 gtk_notebook_real_page_position (notebook, list));
7158 page->tab_label = gtk_label_new (string);
7159 gtk_widget_set_parent (page->tab_label, GTK_WIDGET (notebook));
7163 if (page->tab_label)
7164 page->mnemonic_activate_signal =
7165 g_signal_connect (page->tab_label,
7166 "mnemonic-activate",
7167 G_CALLBACK (gtk_notebook_mnemonic_activate_switch_page),
7170 if (priv->show_tabs && gtk_widget_get_visible (child))
7172 gtk_widget_show (page->tab_label);
7173 gtk_widget_queue_resize (GTK_WIDGET (notebook));
7176 gtk_notebook_update_tab_states (notebook);
7177 gtk_widget_child_notify (child, "tab-label");
7181 * gtk_notebook_set_tab_label_text:
7182 * @notebook: a #GtkNotebook
7184 * @tab_text: the label text
7186 * Creates a new label and sets it as the tab label for the page
7187 * containing @child.
7190 gtk_notebook_set_tab_label_text (GtkNotebook *notebook,
7192 const gchar *tab_text)
7194 GtkWidget *tab_label = NULL;
7196 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7199 tab_label = gtk_label_new (tab_text);
7200 gtk_notebook_set_tab_label (notebook, child, tab_label);
7201 gtk_widget_child_notify (child, "tab-label");
7205 * gtk_notebook_get_tab_label_text:
7206 * @notebook: a #GtkNotebook
7207 * @child: a widget contained in a page of @notebook
7209 * Retrieves the text of the tab label for the page containing
7212 * Return value: the text of the tab label, or %NULL if the
7213 * tab label widget is not a #GtkLabel. The
7214 * string is owned by the widget and must not
7217 G_CONST_RETURN gchar *
7218 gtk_notebook_get_tab_label_text (GtkNotebook *notebook,
7221 GtkWidget *tab_label;
7223 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), NULL);
7224 g_return_val_if_fail (GTK_IS_WIDGET (child), NULL);
7226 tab_label = gtk_notebook_get_tab_label (notebook, child);
7228 if (GTK_IS_LABEL (tab_label))
7229 return gtk_label_get_text (GTK_LABEL (tab_label));
7235 * gtk_notebook_get_menu_label:
7236 * @notebook: a #GtkNotebook
7237 * @child: a widget contained in a page of @notebook
7239 * Retrieves the menu label widget of the page containing @child.
7241 * Return value: the menu label, or %NULL if the
7242 * notebook page does not have a menu label other
7243 * than the default (the tab label).
7246 gtk_notebook_get_menu_label (GtkNotebook *notebook,
7251 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), NULL);
7252 g_return_val_if_fail (GTK_IS_WIDGET (child), NULL);
7254 list = CHECK_FIND_CHILD (notebook, child);
7258 if (GTK_NOTEBOOK_PAGE (list)->default_menu)
7261 return GTK_NOTEBOOK_PAGE (list)->menu_label;
7265 * gtk_notebook_set_menu_label:
7266 * @notebook: a #GtkNotebook
7267 * @child: the child widget
7268 * @menu_label: (allow-none): the menu label, or NULL for default
7270 * Changes the menu label for the page containing @child.
7273 gtk_notebook_set_menu_label (GtkNotebook *notebook,
7275 GtkWidget *menu_label)
7277 GtkNotebookPriv *priv;
7278 GtkNotebookPage *page;
7281 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7282 g_return_if_fail (GTK_IS_WIDGET (child));
7284 priv = notebook->priv;
7286 list = CHECK_FIND_CHILD (notebook, child);
7291 if (page->menu_label)
7294 gtk_container_remove (GTK_CONTAINER (priv->menu),
7295 page->menu_label->parent);
7297 if (!page->default_menu)
7298 g_object_unref (page->menu_label);
7303 page->menu_label = menu_label;
7304 g_object_ref_sink (page->menu_label);
7305 page->default_menu = FALSE;
7308 page->default_menu = TRUE;
7311 gtk_notebook_menu_item_create (notebook, list);
7312 gtk_widget_child_notify (child, "menu-label");
7316 * gtk_notebook_set_menu_label_text:
7317 * @notebook: a #GtkNotebook
7318 * @child: the child widget
7319 * @menu_text: the label text
7321 * Creates a new label and sets it as the menu label of @child.
7324 gtk_notebook_set_menu_label_text (GtkNotebook *notebook,
7326 const gchar *menu_text)
7328 GtkWidget *menu_label = NULL;
7330 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7334 menu_label = gtk_label_new (menu_text);
7335 gtk_misc_set_alignment (GTK_MISC (menu_label), 0.0, 0.5);
7337 gtk_notebook_set_menu_label (notebook, child, menu_label);
7338 gtk_widget_child_notify (child, "menu-label");
7342 * gtk_notebook_get_menu_label_text:
7343 * @notebook: a #GtkNotebook
7344 * @child: the child widget of a page of the notebook.
7346 * Retrieves the text of the menu label for the page containing
7349 * Return value: the text of the tab label, or %NULL if the
7350 * widget does not have a menu label other than
7351 * the default menu label, or the menu label widget
7352 * is not a #GtkLabel. The string is owned by
7353 * the widget and must not be freed.
7355 G_CONST_RETURN gchar *
7356 gtk_notebook_get_menu_label_text (GtkNotebook *notebook,
7359 GtkWidget *menu_label;
7361 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), NULL);
7362 g_return_val_if_fail (GTK_IS_WIDGET (child), NULL);
7364 menu_label = gtk_notebook_get_menu_label (notebook, child);
7366 if (GTK_IS_LABEL (menu_label))
7367 return gtk_label_get_text (GTK_LABEL (menu_label));
7372 /* Helper function called when pages are reordered
7375 gtk_notebook_child_reordered (GtkNotebook *notebook,
7376 GtkNotebookPage *page)
7378 GtkNotebookPriv *priv = notebook->priv;
7382 GtkWidget *menu_item;
7384 menu_item = page->menu_label->parent;
7385 gtk_container_remove (GTK_CONTAINER (menu_item), page->menu_label);
7386 gtk_container_remove (GTK_CONTAINER (priv->menu), menu_item);
7387 gtk_notebook_menu_item_create (notebook, g_list_find (priv->children, page));
7390 gtk_notebook_update_tab_states (notebook);
7391 gtk_notebook_update_labels (notebook);
7395 gtk_notebook_set_tab_label_packing (GtkNotebook *notebook,
7399 GtkPackType pack_type)
7401 GtkNotebookPriv *priv;
7402 GtkNotebookPage *page;
7405 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7406 g_return_if_fail (GTK_IS_WIDGET (child));
7408 priv = notebook->priv;
7410 list = CHECK_FIND_CHILD (notebook, child);
7415 expand = expand != FALSE;
7416 fill = fill != FALSE;
7417 if (page->pack == pack_type && page->expand == expand && page->fill == fill)
7420 gtk_widget_freeze_child_notify (child);
7421 page->expand = expand;
7422 gtk_widget_child_notify (child, "tab-expand");
7424 gtk_widget_child_notify (child, "tab-fill");
7425 if (page->pack != pack_type)
7427 page->pack = pack_type;
7428 gtk_notebook_child_reordered (notebook, page);
7430 gtk_widget_child_notify (child, "tab-pack");
7431 gtk_widget_child_notify (child, "position");
7432 if (priv->show_tabs)
7433 gtk_notebook_pages_allocate (notebook);
7434 gtk_widget_thaw_child_notify (child);
7438 gtk_notebook_query_tab_label_packing (GtkNotebook *notebook,
7442 GtkPackType *pack_type)
7446 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7447 g_return_if_fail (GTK_IS_WIDGET (child));
7449 list = CHECK_FIND_CHILD (notebook, child);
7454 *expand = GTK_NOTEBOOK_PAGE (list)->expand;
7456 *fill = GTK_NOTEBOOK_PAGE (list)->fill;
7458 *pack_type = GTK_NOTEBOOK_PAGE (list)->pack;
7462 * gtk_notebook_reorder_child:
7463 * @notebook: a #GtkNotebook
7464 * @child: the child to move
7465 * @position: the new position, or -1 to move to the end
7467 * Reorders the page containing @child, so that it appears in position
7468 * @position. If @position is greater than or equal to the number of
7469 * children in the list or negative, @child will be moved to the end
7473 gtk_notebook_reorder_child (GtkNotebook *notebook,
7477 GtkNotebookPriv *priv;
7478 GList *list, *new_list;
7479 GtkNotebookPage *page;
7483 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7484 g_return_if_fail (GTK_IS_WIDGET (child));
7486 priv = notebook->priv;
7488 list = CHECK_FIND_CHILD (notebook, child);
7492 max_pos = g_list_length (priv->children) - 1;
7493 if (position < 0 || position > max_pos)
7496 old_pos = g_list_position (priv->children, list);
7498 if (old_pos == position)
7502 priv->children = g_list_delete_link (priv->children, list);
7504 priv->children = g_list_insert (priv->children, page, position);
7505 new_list = g_list_nth (priv->children, position);
7507 /* Fix up GList references in GtkNotebook structure */
7508 if (priv->first_tab == list)
7509 priv->first_tab = new_list;
7510 if (priv->focus_tab == list)
7511 priv->focus_tab = new_list;
7513 gtk_widget_freeze_child_notify (child);
7515 /* Move around the menu items if necessary */
7516 gtk_notebook_child_reordered (notebook, page);
7517 gtk_widget_child_notify (child, "tab-pack");
7518 gtk_widget_child_notify (child, "position");
7520 if (priv->show_tabs)
7521 gtk_notebook_pages_allocate (notebook);
7523 gtk_widget_thaw_child_notify (child);
7525 g_signal_emit (notebook,
7526 notebook_signals[PAGE_REORDERED],
7533 * gtk_notebook_set_window_creation_hook:
7534 * @func: (allow-none): the #GtkNotebookWindowCreationFunc, or %NULL
7535 * @data: user data for @func
7536 * @destroy: (allow-none): Destroy notifier for @data, or %NULL
7538 * Installs a global function used to create a window
7539 * when a detached tab is dropped in an empty area.
7544 gtk_notebook_set_window_creation_hook (GtkNotebookWindowCreationFunc func,
7546 GDestroyNotify destroy)
7548 if (window_creation_hook_destroy)
7549 window_creation_hook_destroy (window_creation_hook_data);
7551 window_creation_hook = func;
7552 window_creation_hook_data = data;
7553 window_creation_hook_destroy = destroy;
7557 * gtk_notebook_set_group:
7558 * @notebook: a #GtkNotebook
7559 * @group: (allow-none): a pointer to identify the notebook group, or %NULL to unset it
7561 * Sets a group identificator pointer for @notebook, notebooks sharing
7562 * the same group identificator pointer will be able to exchange tabs
7563 * via drag and drop. A notebook with a %NULL group identificator will
7564 * not be able to exchange tabs with any other notebook.
7569 gtk_notebook_set_group (GtkNotebook *notebook,
7572 GtkNotebookPriv *priv;
7574 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7576 priv = notebook->priv;
7578 if (priv->group != group)
7580 priv->group = group;
7581 g_object_notify (G_OBJECT (notebook), "group");
7586 * gtk_notebook_get_group:
7587 * @notebook: a #GtkNotebook
7589 * Gets the current group identificator pointer for @notebook.
7591 * Return Value: the group identificator, or %NULL if none is set.
7596 gtk_notebook_get_group (GtkNotebook *notebook)
7598 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), NULL);
7600 return notebook->priv->group;
7604 * gtk_notebook_get_tab_reorderable:
7605 * @notebook: a #GtkNotebook
7606 * @child: a child #GtkWidget
7608 * Gets whether the tab can be reordered via drag and drop or not.
7610 * Return Value: %TRUE if the tab is reorderable.
7615 gtk_notebook_get_tab_reorderable (GtkNotebook *notebook,
7620 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), FALSE);
7621 g_return_val_if_fail (GTK_IS_WIDGET (child), FALSE);
7623 list = CHECK_FIND_CHILD (notebook, child);
7627 return GTK_NOTEBOOK_PAGE (list)->reorderable;
7631 * gtk_notebook_set_tab_reorderable:
7632 * @notebook: a #GtkNotebook
7633 * @child: a child #GtkWidget
7634 * @reorderable: whether the tab is reorderable or not.
7636 * Sets whether the notebook tab can be reordered
7637 * via drag and drop or not.
7642 gtk_notebook_set_tab_reorderable (GtkNotebook *notebook,
7644 gboolean reorderable)
7648 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7649 g_return_if_fail (GTK_IS_WIDGET (child));
7651 list = CHECK_FIND_CHILD (notebook, child);
7655 if (GTK_NOTEBOOK_PAGE (list)->reorderable != reorderable)
7657 GTK_NOTEBOOK_PAGE (list)->reorderable = (reorderable == TRUE);
7658 gtk_widget_child_notify (child, "reorderable");
7663 * gtk_notebook_get_tab_detachable:
7664 * @notebook: a #GtkNotebook
7665 * @child: a child #GtkWidget
7667 * Returns whether the tab contents can be detached from @notebook.
7669 * Return Value: TRUE if the tab is detachable.
7674 gtk_notebook_get_tab_detachable (GtkNotebook *notebook,
7679 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), FALSE);
7680 g_return_val_if_fail (GTK_IS_WIDGET (child), FALSE);
7682 list = CHECK_FIND_CHILD (notebook, child);
7686 return GTK_NOTEBOOK_PAGE (list)->detachable;
7690 * gtk_notebook_set_tab_detachable:
7691 * @notebook: a #GtkNotebook
7692 * @child: a child #GtkWidget
7693 * @detachable: whether the tab is detachable or not
7695 * Sets whether the tab can be detached from @notebook to another
7696 * notebook or widget.
7698 * Note that 2 notebooks must share a common group identificator
7699 * (see gtk_notebook_set_group_id ()) to allow automatic tabs
7700 * interchange between them.
7702 * If you want a widget to interact with a notebook through DnD
7703 * (i.e.: accept dragged tabs from it) it must be set as a drop
7704 * destination and accept the target "GTK_NOTEBOOK_TAB". The notebook
7705 * will fill the selection with a GtkWidget** pointing to the child
7706 * widget that corresponds to the dropped tab.
7709 * on_drop_zone_drag_data_received (GtkWidget *widget,
7710 * GdkDragContext *context,
7713 * GtkSelectionData *selection_data,
7716 * gpointer user_data)
7718 * GtkWidget *notebook;
7719 * GtkWidget **child;
7721 * notebook = gtk_drag_get_source_widget (context);
7722 * child = (void*) selection_data->data;
7724 * process_widget (*child);
7725 * gtk_container_remove (GTK_CONTAINER (notebook), *child);
7729 * If you want a notebook to accept drags from other widgets,
7730 * you will have to set your own DnD code to do it.
7735 gtk_notebook_set_tab_detachable (GtkNotebook *notebook,
7737 gboolean detachable)
7741 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7742 g_return_if_fail (GTK_IS_WIDGET (child));
7744 list = CHECK_FIND_CHILD (notebook, child);
7748 if (GTK_NOTEBOOK_PAGE (list)->detachable != detachable)
7750 GTK_NOTEBOOK_PAGE (list)->detachable = (detachable == TRUE);
7751 gtk_widget_child_notify (child, "detachable");
7756 * gtk_notebook_get_action_widget:
7757 * @notebook: a #GtkNotebook
7758 * @pack_type: pack type of the action widget to receive
7760 * Gets one of the action widgets. See gtk_notebook_set_action_widget().
7762 * Returns: The action widget with the given @pack_type or
7763 * %NULL when this action widget has not been set
7768 gtk_notebook_get_action_widget (GtkNotebook *notebook,
7769 GtkPackType pack_type)
7771 g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), NULL);
7773 return notebook->priv->action_widget[pack_type];
7777 * gtk_notebook_set_action_widget:
7778 * @notebook: a #GtkNotebook
7779 * @widget: a #GtkWidget
7780 * @pack_type: pack type of the action widget
7782 * Sets @widget as one of the action widgets. Depending on the pack type
7783 * the widget will be placed before or after the tabs. You can use
7784 * a #GtkBox if you need to pack more than one widget on the same side.
7786 * Note that action widgets are "internal" children of the notebook and thus
7787 * not included in the list returned from gtk_container_foreach().
7792 gtk_notebook_set_action_widget (GtkNotebook *notebook,
7794 GtkPackType pack_type)
7796 GtkNotebookPriv *priv;
7798 g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
7799 g_return_if_fail (!widget || GTK_IS_WIDGET (widget));
7800 g_return_if_fail (!widget || widget->parent == NULL);
7802 priv = notebook->priv;
7804 if (priv->action_widget[pack_type])
7805 gtk_widget_unparent (priv->action_widget[pack_type]);
7807 priv->action_widget[pack_type] = widget;
7811 gtk_widget_set_child_visible (widget, priv->show_tabs);
7812 gtk_widget_set_parent (widget, GTK_WIDGET (notebook));
7815 gtk_widget_queue_resize (GTK_WIDGET (notebook));