1 /*******************************************************************************
2 **3456789 123456789 123456789 123456789 123456789 123456789 123456789 123456789
3 ** 10 20 30 40 50 60 70 80
5 ** library for GtkXPaned-widget, a 2x2 grid-like variation of GtkPaned of gtk+
6 ** Copyright (C) 2012 Free Software Foundation, Inc.
7 ** Copyright (C) 2005-2006 Mirco "MacSlow" Müller <macslow@bangang.de>
9 ** This library is free software; you can redistribute it and/or
10 ** modify it under the terms of the GNU Lesser General Public
11 ** License as published by the Free Software Foundation; either
12 ** version 2.1 of the License, or (at your option) any later version.
14 ** This library is distributed in the hope that it will be useful,
15 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
16 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 ** Lesser General Public License for more details.
19 ** You should have received a copy of the GNU Lesser General Public
20 ** License along with this library; if not, write to the Free Software
21 ** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 ** GtkXPaned is based on GtkPaned which was done by...
25 ** "Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald"
27 ** and later modified by...
29 ** "the GTK+ Team and others 1997-2000"
31 *******************************************************************************/
34 #include "gtkxpaned.h"
37 #include <ui/gui/psppire-marshal.h>
38 #include <gdk/gdkkeysyms.h>
39 #include <gdk/gdkkeysyms-compat.h>
71 static void gtk_xpaned_class_init (GtkXPanedClass * klass);
73 static void gtk_xpaned_init (GtkXPaned * xpaned);
75 static void gtk_xpaned_size_request (GtkWidget * widget,
76 GtkRequisition * requisition);
78 static void gtk_xpaned_size_allocate (GtkWidget * widget,
79 GtkAllocation * allocation);
81 static void gtk_xpaned_set_property (GObject * object,
86 static void gtk_xpaned_get_property (GObject * object,
88 GValue * value, GParamSpec * pspec);
90 static void gtk_xpaned_set_child_property (GtkContainer * container,
96 static void gtk_xpaned_get_child_property (GtkContainer * container,
102 static void gtk_xpaned_finalize (GObject * object);
104 static void gtk_xpaned_realize (GtkWidget * widget);
106 static void gtk_xpaned_unrealize (GtkWidget * widget);
108 static void gtk_xpaned_map (GtkWidget * widget);
110 static void gtk_xpaned_unmap (GtkWidget * widget);
112 static gboolean gtk_xpaned_expose (GtkWidget * widget,
113 GdkEventExpose * event);
115 static gboolean gtk_xpaned_enter (GtkWidget * widget,
116 GdkEventCrossing * event);
118 static gboolean gtk_xpaned_leave (GtkWidget * widget,
119 GdkEventCrossing * event);
121 static gboolean gtk_xpaned_button_press (GtkWidget * widget,
122 GdkEventButton * event);
124 static gboolean gtk_xpaned_button_release (GtkWidget * widget,
125 GdkEventButton * event);
127 static gboolean gtk_xpaned_motion (GtkWidget * widget,
128 GdkEventMotion * event);
130 static gboolean gtk_xpaned_focus (GtkWidget * widget,
131 GtkDirectionType direction);
133 static void gtk_xpaned_add (GtkContainer * container, GtkWidget * widget);
135 static void gtk_xpaned_remove (GtkContainer * container, GtkWidget * widget);
137 static void gtk_xpaned_forall (GtkContainer * container,
138 gboolean include_internals,
139 GtkCallback callback, gpointer callback_data);
141 static void gtk_xpaned_set_focus_child (GtkContainer * container,
144 static void gtk_xpaned_set_saved_focus (GtkXPaned * xpaned,
147 static void gtk_xpaned_set_first_xpaned (GtkXPaned * xpaned,
148 GtkXPaned * first_xpaned);
150 static void gtk_xpaned_set_last_top_left_child_focus (GtkXPaned * xpaned,
153 static void gtk_xpaned_set_last_top_right_child_focus (GtkXPaned * xpaned,
156 static void gtk_xpaned_set_last_bottom_left_child_focus (GtkXPaned * xpaned,
159 static void gtk_xpaned_set_last_bottom_right_child_focus (GtkXPaned * xpaned,
162 static gboolean gtk_xpaned_cycle_child_focus (GtkXPaned * xpaned,
165 static gboolean gtk_xpaned_cycle_handle_focus (GtkXPaned * xpaned,
168 static gboolean gtk_xpaned_move_handle (GtkXPaned * xpaned,
169 GtkScrollType scroll);
171 static gboolean gtk_xpaned_accept_position (GtkXPaned * xpaned);
173 static gboolean gtk_xpaned_cancel_position (GtkXPaned * xpaned);
175 static gboolean gtk_xpaned_toggle_handle_focus (GtkXPaned * xpaned);
177 static GType gtk_xpaned_child_type (GtkContainer * container);
179 static GtkContainerClass *parent_class = NULL;
181 struct _GtkXPanedPrivate
183 GtkWidget *saved_focus;
184 GtkXPaned *first_xpaned;
188 gtk_xpaned_get_type (void)
190 static GType xpaned_type = 0;
194 static const GTypeInfo xpaned_info = {
195 sizeof (GtkXPanedClass),
196 NULL, /* base_init */
197 NULL, /* base_finalize */
198 (GClassInitFunc) gtk_xpaned_class_init,
199 NULL, /* class_finalize */
200 NULL, /* class_data */
203 (GInstanceInitFunc) gtk_xpaned_init
206 xpaned_type = g_type_register_static (GTK_TYPE_CONTAINER,
207 "GtkXPaned", &xpaned_info, 0);
214 gtk_xpaned_new (void)
218 xpaned = g_object_new (GTK_TYPE_XPANED, NULL);
220 return GTK_WIDGET (xpaned);
223 static guint signals[LAST_SIGNAL] = { 0 };
226 add_tab_bindings (GtkBindingSet * binding_set, GdkModifierType modifiers)
228 gtk_binding_entry_add_signal (binding_set,
229 GDK_Tab, modifiers, "toggle_handle_focus", 0);
231 gtk_binding_entry_add_signal (binding_set,
233 modifiers, "toggle_handle_focus", 0);
237 add_move_binding (GtkBindingSet * binding_set,
238 guint keyval, GdkModifierType mask, GtkScrollType scroll)
240 gtk_binding_entry_add_signal (binding_set,
244 1, GTK_TYPE_SCROLL_TYPE, scroll);
248 gtk_xpaned_class_init (GtkXPanedClass * class)
250 GObjectClass *object_class;
251 GtkWidgetClass *widget_class;
252 GtkContainerClass *container_class;
253 GtkXPanedClass *xpaned_class;
254 GtkBindingSet *binding_set;
256 object_class = (GObjectClass *) class;
257 widget_class = (GtkWidgetClass *) class;
258 container_class = (GtkContainerClass *) class;
259 xpaned_class = (GtkXPanedClass *) class;
261 parent_class = g_type_class_peek_parent (class);
263 object_class->set_property = gtk_xpaned_set_property;
264 object_class->get_property = gtk_xpaned_get_property;
265 object_class->finalize = gtk_xpaned_finalize;
267 widget_class->realize = gtk_xpaned_realize;
268 widget_class->unrealize = gtk_xpaned_unrealize;
269 widget_class->map = gtk_xpaned_map;
270 widget_class->unmap = gtk_xpaned_unmap;
271 widget_class->expose_event = gtk_xpaned_expose;
272 widget_class->focus = gtk_xpaned_focus;
273 widget_class->enter_notify_event = gtk_xpaned_enter;
274 widget_class->leave_notify_event = gtk_xpaned_leave;
275 widget_class->button_press_event = gtk_xpaned_button_press;
276 widget_class->button_release_event = gtk_xpaned_button_release;
277 widget_class->motion_notify_event = gtk_xpaned_motion;
278 widget_class->size_request = gtk_xpaned_size_request;
279 widget_class->size_allocate = gtk_xpaned_size_allocate;
281 container_class->add = gtk_xpaned_add;
282 container_class->remove = gtk_xpaned_remove;
283 container_class->forall = gtk_xpaned_forall;
284 container_class->child_type = gtk_xpaned_child_type;
285 container_class->set_focus_child = gtk_xpaned_set_focus_child;
286 container_class->set_child_property = gtk_xpaned_set_child_property;
287 container_class->get_child_property = gtk_xpaned_get_child_property;
289 xpaned_class->cycle_child_focus = gtk_xpaned_cycle_child_focus;
290 xpaned_class->toggle_handle_focus = gtk_xpaned_toggle_handle_focus;
291 xpaned_class->move_handle = gtk_xpaned_move_handle;
292 xpaned_class->cycle_handle_focus = gtk_xpaned_cycle_handle_focus;
293 xpaned_class->accept_position = gtk_xpaned_accept_position;
294 xpaned_class->cancel_position = gtk_xpaned_cancel_position;
296 g_object_class_install_property (object_class,
298 g_param_spec_int ("x-position",
300 ("x-Position of paned separator in pixels (0 means all the way to the left)"),
307 g_object_class_install_property (object_class,
309 g_param_spec_int ("y-position",
311 "y-Position of paned separator in pixels (0 means all the way to the top)",
318 g_object_class_install_property (object_class,
320 g_param_spec_boolean ("position-set",
322 "TRUE if the Position property should be used",
327 gtk_widget_class_install_style_property (widget_class,
328 g_param_spec_int ("handle-size",
336 * GtkXPaned:min-x-position:
338 * The smallest possible value for the x-position property. This property is derived from the
339 * size and shrinkability of the widget's children.
343 g_object_class_install_property (object_class,
345 g_param_spec_int ("min-x-position",
346 "Minimal x-Position",
347 "Smallest possible value for the \"x-position\" property",
350 0, G_PARAM_READABLE));
353 * GtkXPaned:min-y-position:
355 * The smallest possible value for the y-position property. This property is derived from the
356 * size and shrinkability of the widget's children.
360 g_object_class_install_property (object_class,
362 g_param_spec_int ("min-y-position",
363 "Minimal y-Position",
364 "Smallest possible value for the \"y-position\" property",
367 0, G_PARAM_READABLE));
370 * GtkPaned:max-x-position:
372 * The largest possible value for the x-position property. This property is derived from the
373 * size and shrinkability of the widget's children.
377 g_object_class_install_property (object_class,
379 g_param_spec_int ("max-x-position",
380 "Maximal x-Position",
381 "Largest possible value for the \"x-position\" property",
388 * GtkPaned:max-y-position:
390 * The largest possible value for the y-position property. This property is derived from the
391 * size and shrinkability of the widget's children.
395 g_object_class_install_property (object_class,
397 g_param_spec_int ("max-y-position",
398 "Maximal y-Position",
399 "Largest possible value for the \"y-position\" property",
408 * The "resize" child property determines whether the child expands and
409 * shrinks along with the paned widget.
413 gtk_container_class_install_child_property (container_class,
415 g_param_spec_boolean ("resize",
417 "If TRUE, the child expands and shrinks along with the paned widget",
424 * The "shrink" child property determines whether the child can be made
425 * smaller than its requisition.
429 gtk_container_class_install_child_property (container_class,
431 g_param_spec_boolean ("shrink",
433 "If TRUE, the child can be made smaller than its requisition",
437 signals[CYCLE_CHILD_FOCUS] = g_signal_new ("cycle-child-focus",
438 G_TYPE_FROM_CLASS (object_class),
441 G_STRUCT_OFFSET (GtkXPanedClass,
444 psppire_marshal_BOOLEAN__BOOLEAN,
448 signals[TOGGLE_HANDLE_FOCUS] = g_signal_new ("toggle-handle-focus",
455 toggle_handle_focus), NULL,
457 psppire_marshal_BOOLEAN__VOID,
460 signals[MOVE_HANDLE] = g_signal_new ("move-handle",
461 G_TYPE_FROM_CLASS (object_class),
462 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
463 G_STRUCT_OFFSET (GtkXPanedClass,
465 NULL, psppire_marshal_BOOLEAN__ENUM,
467 GTK_TYPE_SCROLL_TYPE);
469 signals[CYCLE_HANDLE_FOCUS] = g_signal_new ("cycle-handle-focus",
474 G_STRUCT_OFFSET (GtkXPanedClass,
477 psppire_marshal_BOOLEAN__BOOLEAN,
481 signals[ACCEPT_POSITION] = g_signal_new ("accept-position",
482 G_TYPE_FROM_CLASS (object_class),
485 G_STRUCT_OFFSET (GtkXPanedClass,
488 psppire_marshal_BOOLEAN__VOID,
491 signals[CANCEL_POSITION] = g_signal_new ("cancel-position",
492 G_TYPE_FROM_CLASS (object_class),
495 G_STRUCT_OFFSET (GtkXPanedClass,
498 psppire_marshal_BOOLEAN__VOID,
501 binding_set = gtk_binding_set_by_class (class);
504 gtk_binding_entry_add_signal (binding_set,
506 "cycle-child-focus", 1,
507 G_TYPE_BOOLEAN, FALSE);
509 gtk_binding_entry_add_signal (binding_set,
510 GDK_F6, GDK_SHIFT_MASK,
511 "cycle-child-focus", 1, G_TYPE_BOOLEAN, TRUE);
514 gtk_binding_entry_add_signal (binding_set,
516 "cycle-handle-focus", 1,
517 G_TYPE_BOOLEAN, FALSE);
519 gtk_binding_entry_add_signal (binding_set,
520 GDK_F8, GDK_SHIFT_MASK,
521 "cycle-handle-focus", 1,
522 G_TYPE_BOOLEAN, TRUE);
524 add_tab_bindings (binding_set, 0);
525 add_tab_bindings (binding_set, GDK_CONTROL_MASK);
526 add_tab_bindings (binding_set, GDK_SHIFT_MASK);
527 add_tab_bindings (binding_set, GDK_CONTROL_MASK | GDK_SHIFT_MASK);
529 /* accept and cancel positions */
530 gtk_binding_entry_add_signal (binding_set,
531 GDK_Escape, 0, "cancel-position", 0);
533 gtk_binding_entry_add_signal (binding_set,
534 GDK_Return, 0, "accept-position", 0);
536 gtk_binding_entry_add_signal (binding_set,
537 GDK_KP_Enter, 0, "accept-position", 0);
539 gtk_binding_entry_add_signal (binding_set,
540 GDK_space, 0, "accept-position", 0);
542 gtk_binding_entry_add_signal (binding_set,
543 GDK_KP_Space, 0, "accept-position", 0);
546 add_move_binding (binding_set, GDK_Left, 0, GTK_SCROLL_STEP_LEFT);
547 add_move_binding (binding_set, GDK_KP_Left, 0, GTK_SCROLL_STEP_LEFT);
548 add_move_binding (binding_set, GDK_Left, GDK_CONTROL_MASK,
549 GTK_SCROLL_PAGE_LEFT);
550 add_move_binding (binding_set, GDK_KP_Left, GDK_CONTROL_MASK,
551 GTK_SCROLL_PAGE_LEFT);
553 add_move_binding (binding_set, GDK_Right, 0, GTK_SCROLL_STEP_RIGHT);
554 add_move_binding (binding_set, GDK_Right, GDK_CONTROL_MASK,
555 GTK_SCROLL_PAGE_RIGHT);
556 add_move_binding (binding_set, GDK_KP_Right, 0, GTK_SCROLL_STEP_RIGHT);
557 add_move_binding (binding_set, GDK_KP_Right, GDK_CONTROL_MASK,
558 GTK_SCROLL_PAGE_RIGHT);
560 add_move_binding (binding_set, GDK_Up, 0, GTK_SCROLL_STEP_UP);
561 add_move_binding (binding_set, GDK_Up, GDK_CONTROL_MASK,
563 add_move_binding (binding_set, GDK_KP_Up, 0, GTK_SCROLL_STEP_UP);
564 add_move_binding (binding_set, GDK_KP_Up, GDK_CONTROL_MASK,
566 add_move_binding (binding_set, GDK_Page_Up, 0, GTK_SCROLL_PAGE_UP);
567 add_move_binding (binding_set, GDK_KP_Page_Up, 0, GTK_SCROLL_PAGE_UP);
569 add_move_binding (binding_set, GDK_Down, 0, GTK_SCROLL_STEP_DOWN);
570 add_move_binding (binding_set, GDK_Down, GDK_CONTROL_MASK,
571 GTK_SCROLL_PAGE_DOWN);
572 add_move_binding (binding_set, GDK_KP_Down, 0, GTK_SCROLL_STEP_DOWN);
573 add_move_binding (binding_set, GDK_KP_Down, GDK_CONTROL_MASK,
574 GTK_SCROLL_PAGE_DOWN);
575 add_move_binding (binding_set, GDK_Page_Down, 0, GTK_SCROLL_PAGE_RIGHT);
576 add_move_binding (binding_set, GDK_KP_Page_Down, 0, GTK_SCROLL_PAGE_RIGHT);
578 add_move_binding (binding_set, GDK_Home, 0, GTK_SCROLL_START);
579 add_move_binding (binding_set, GDK_KP_Home, 0, GTK_SCROLL_START);
580 add_move_binding (binding_set, GDK_End, 0, GTK_SCROLL_END);
581 add_move_binding (binding_set, GDK_KP_End, 0, GTK_SCROLL_END);
585 gtk_xpaned_child_type (GtkContainer * container)
587 if (!GTK_XPANED (container)->top_left_child ||
588 !GTK_XPANED (container)->top_right_child ||
589 !GTK_XPANED (container)->bottom_left_child ||
590 !GTK_XPANED (container)->bottom_right_child)
591 return GTK_TYPE_WIDGET;
597 gtk_xpaned_init (GtkXPaned * xpaned)
599 gtk_widget_set_can_focus (GTK_WIDGET (xpaned), TRUE);
600 gtk_widget_set_has_window (GTK_WIDGET (xpaned), FALSE);
602 xpaned->top_left_child = NULL;
603 xpaned->top_right_child = NULL;
604 xpaned->bottom_left_child = NULL;
605 xpaned->bottom_right_child = NULL;
606 xpaned->handle_east = NULL;
607 xpaned->handle_west = NULL;
608 xpaned->handle_north = NULL;
609 xpaned->handle_south = NULL;
610 xpaned->handle_middle = NULL;
611 xpaned->cursor_type_east = GDK_SB_V_DOUBLE_ARROW;
612 xpaned->cursor_type_west = GDK_SB_V_DOUBLE_ARROW;
613 xpaned->cursor_type_north = GDK_SB_H_DOUBLE_ARROW;
614 xpaned->cursor_type_south = GDK_SB_H_DOUBLE_ARROW;
615 xpaned->cursor_type_middle = GDK_FLEUR;
617 xpaned->handle_pos_east.width = 5;
618 xpaned->handle_pos_east.height = 5;
619 xpaned->handle_pos_west.width = 5;
620 xpaned->handle_pos_west.height = 5;
621 xpaned->handle_pos_north.width = 5;
622 xpaned->handle_pos_north.height = 5;
623 xpaned->handle_pos_south.width = 5;
624 xpaned->handle_pos_south.height = 5;
625 xpaned->handle_pos_middle.width = 5;
626 xpaned->handle_pos_middle.height = 5;
628 xpaned->position_set = FALSE;
629 xpaned->last_allocation.width = -1;
630 xpaned->last_allocation.height = -1;
631 xpaned->in_drag_vert = FALSE;
632 xpaned->in_drag_horiz = FALSE;
633 xpaned->in_drag_vert_and_horiz = FALSE;
635 xpaned->maximized[GTK_XPANED_TOP_LEFT] = FALSE;
636 xpaned->maximized[GTK_XPANED_TOP_RIGHT] = FALSE;
637 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] = FALSE;
638 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT] = FALSE;
640 xpaned->priv = g_new0 (GtkXPanedPrivate, 1);
641 xpaned->last_top_left_child_focus = NULL;
642 xpaned->last_top_right_child_focus = NULL;
643 xpaned->last_bottom_left_child_focus = NULL;
644 xpaned->last_bottom_right_child_focus = NULL;
645 xpaned->in_recursion = FALSE;
646 xpaned->handle_prelit = FALSE;
647 xpaned->original_position.x = -1;
648 xpaned->original_position.y = -1;
649 xpaned->unmaximized_position.x = -1;
650 xpaned->unmaximized_position.y = -1;
652 xpaned->handle_pos_east.x = -1;
653 xpaned->handle_pos_east.y = -1;
654 xpaned->handle_pos_west.x = -1;
655 xpaned->handle_pos_west.y = -1;
656 xpaned->handle_pos_north.x = -1;
657 xpaned->handle_pos_north.y = -1;
658 xpaned->handle_pos_south.x = -1;
659 xpaned->handle_pos_south.y = -1;
660 xpaned->handle_pos_middle.x = -1;
661 xpaned->handle_pos_middle.y = -1;
663 xpaned->drag_pos.x = -1;
664 xpaned->drag_pos.y = -1;
668 gtk_xpaned_size_request (GtkWidget * widget, GtkRequisition * requisition)
670 GtkXPaned *xpaned = GTK_XPANED (widget);
671 GtkRequisition child_requisition;
673 requisition->width = 0;
674 requisition->height = 0;
676 if (xpaned->top_left_child
677 && gtk_widget_get_visible (xpaned->top_left_child))
679 gtk_widget_size_request (xpaned->top_left_child, &child_requisition);
681 requisition->width = child_requisition.width;
682 requisition->height = child_requisition.height;
685 if (xpaned->top_right_child
686 && gtk_widget_get_visible (xpaned->top_right_child))
688 gtk_widget_size_request (xpaned->top_right_child, &child_requisition);
690 requisition->width += child_requisition.width;
691 requisition->height =
692 MAX (requisition->height, child_requisition.height);
695 if (xpaned->bottom_left_child
696 && gtk_widget_get_visible (xpaned->bottom_left_child))
698 gtk_widget_size_request (xpaned->bottom_left_child, &child_requisition);
700 requisition->width = MAX (requisition->width, child_requisition.width);
701 requisition->height += child_requisition.height;
704 if (xpaned->bottom_right_child
705 && gtk_widget_get_visible (xpaned->bottom_right_child))
707 gtk_widget_size_request (xpaned->bottom_right_child,
710 requisition->width = child_requisition.width;
711 requisition->height = child_requisition.height;
714 /* add 2 times the set border-width to the GtkXPaneds requisition */
715 requisition->width += gtk_container_get_border_width (GTK_CONTAINER (xpaned)) * 2;
716 requisition->height += gtk_container_get_border_width (GTK_CONTAINER (xpaned)) * 2;
718 /* also add the handle "thickness" to GtkXPaneds width- and height-requisitions */
719 if (xpaned->top_left_child
720 && gtk_widget_get_visible (xpaned->top_left_child)
721 && xpaned->top_right_child
722 && gtk_widget_get_visible (xpaned->top_right_child)
723 && xpaned->bottom_left_child
724 && gtk_widget_get_visible (xpaned->bottom_left_child)
725 && xpaned->bottom_right_child
726 && gtk_widget_get_visible (xpaned->bottom_right_child))
730 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
731 requisition->width += handle_size;
732 requisition->height += handle_size;
737 gtk_xpaned_compute_position (GtkXPaned * xpaned,
738 const GtkAllocation * allocation,
739 GtkRequisition * top_left_child_req,
740 GtkRequisition * top_right_child_req,
741 GtkRequisition * bottom_left_child_req,
742 GtkRequisition * bottom_right_child_req);
746 gtk_xpaned_size_allocate (GtkWidget * widget, GtkAllocation * allocation)
748 GtkXPaned *xpaned = GTK_XPANED (widget);
749 gint border_width = gtk_container_get_border_width (GTK_CONTAINER (xpaned));
750 GtkAllocation top_left_child_allocation;
751 GtkAllocation top_right_child_allocation;
752 GtkAllocation bottom_left_child_allocation;
753 GtkAllocation bottom_right_child_allocation;
754 GtkRequisition top_left_child_requisition;
755 GtkRequisition top_right_child_requisition;
756 GtkRequisition bottom_left_child_requisition;
757 GtkRequisition bottom_right_child_requisition;
760 /* determine size of handle(s) */
761 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
763 gtk_widget_set_allocation (widget, allocation);
765 if (xpaned->top_left_child
766 && gtk_widget_get_visible (xpaned->top_left_child)
767 && xpaned->top_right_child
768 && gtk_widget_get_visible (xpaned->top_right_child)
769 && xpaned->bottom_left_child
770 && gtk_widget_get_visible (xpaned->bottom_left_child)
771 && xpaned->bottom_right_child
772 && gtk_widget_get_visible (xpaned->bottom_right_child))
774 /* what sizes do the children want to be at least at */
775 gtk_widget_get_child_requisition (xpaned->top_left_child,
776 &top_left_child_requisition);
777 gtk_widget_get_child_requisition (xpaned->top_right_child,
778 &top_right_child_requisition);
779 gtk_widget_get_child_requisition (xpaned->bottom_left_child,
780 &bottom_left_child_requisition);
781 gtk_widget_get_child_requisition (xpaned->bottom_right_child,
782 &bottom_right_child_requisition);
784 /* determine the total requisition-sum of all requisitions of borders,
785 * handles, children etc. */
786 gtk_xpaned_compute_position (xpaned,
788 &top_left_child_requisition,
789 &top_right_child_requisition,
790 &bottom_left_child_requisition,
791 &bottom_right_child_requisition);
793 /* calculate the current positions and sizes of the handles */
794 xpaned->handle_pos_east.x =
795 allocation->x + border_width +
796 xpaned->top_left_child_size.width + handle_size;
797 xpaned->handle_pos_east.y =
798 allocation->y + border_width +
799 xpaned->top_left_child_size.height;
800 xpaned->handle_pos_east.width =
801 allocation->width - xpaned->top_left_child_size.width -
802 2 * border_width - handle_size;
803 xpaned->handle_pos_east.height = handle_size;
805 xpaned->handle_pos_west.x = allocation->x + border_width;
806 xpaned->handle_pos_west.y = xpaned->handle_pos_east.y;
807 xpaned->handle_pos_west.width =
808 allocation->width - xpaned->handle_pos_east.width -
809 2 * border_width - handle_size;
810 xpaned->handle_pos_west.height = handle_size;
812 xpaned->handle_pos_north.x = xpaned->handle_pos_east.x - handle_size;
813 xpaned->handle_pos_north.y = allocation->y + border_width;
814 xpaned->handle_pos_north.width = handle_size;
815 xpaned->handle_pos_north.height =
816 xpaned->handle_pos_east.y - allocation->y - border_width;
818 xpaned->handle_pos_south.x = xpaned->handle_pos_north.x;
819 xpaned->handle_pos_south.y = xpaned->handle_pos_east.y + handle_size;
820 xpaned->handle_pos_south.width = handle_size;
821 xpaned->handle_pos_south.height =
822 allocation->height - xpaned->handle_pos_north.height -
823 2 * border_width - handle_size;
827 xpaned->handle_pos_middle.x = xpaned->handle_pos_north.x;
828 xpaned->handle_pos_middle.y = xpaned->handle_pos_east.y;
829 xpaned->handle_pos_middle.width = handle_size + CENTRUM;
830 xpaned->handle_pos_middle.height = handle_size + CENTRUM;
832 /* set allocation for top-left child */
833 top_left_child_allocation.x = allocation->x + border_width;
834 top_left_child_allocation.y = allocation->y + border_width;
835 top_left_child_allocation.width = xpaned->handle_pos_west.width;
836 top_left_child_allocation.height = xpaned->handle_pos_north.height;
838 /* set allocation for top-right child */
839 top_right_child_allocation.x =
840 allocation->x + border_width + handle_size +
841 top_left_child_allocation.width;
842 top_right_child_allocation.y = allocation->y + border_width;
843 top_right_child_allocation.width = xpaned->handle_pos_east.width;
844 top_right_child_allocation.height = xpaned->handle_pos_north.height;
846 /* set allocation for bottom-left child */
847 bottom_left_child_allocation.x = xpaned->handle_pos_west.x;
848 bottom_left_child_allocation.y = xpaned->handle_pos_south.y;
849 bottom_left_child_allocation.width = xpaned->handle_pos_west.width;
850 bottom_left_child_allocation.height = xpaned->handle_pos_south.height;
852 /* set allocation for bottom-right child */
853 bottom_right_child_allocation.x = top_right_child_allocation.x;
854 bottom_right_child_allocation.y = bottom_left_child_allocation.y;
855 bottom_right_child_allocation.width = xpaned->handle_pos_east.width;
856 bottom_right_child_allocation.height = xpaned->handle_pos_south.height;
858 if (gtk_widget_get_realized (widget))
860 if (gtk_widget_get_mapped (widget))
862 gdk_window_show (xpaned->handle_east);
863 gdk_window_show (xpaned->handle_west);
864 gdk_window_show (xpaned->handle_north);
865 gdk_window_show (xpaned->handle_south);
866 gdk_window_show (xpaned->handle_middle);
869 gdk_window_move_resize (xpaned->handle_east,
870 xpaned->handle_pos_east.x,
871 xpaned->handle_pos_east.y,
872 xpaned->handle_pos_east.width,
873 xpaned->handle_pos_east.height);
875 gdk_window_move_resize (xpaned->handle_west,
876 xpaned->handle_pos_west.x,
877 xpaned->handle_pos_west.y,
878 xpaned->handle_pos_west.width,
879 xpaned->handle_pos_west.height);
881 gdk_window_move_resize (xpaned->handle_north,
882 xpaned->handle_pos_north.x,
883 xpaned->handle_pos_north.y,
884 xpaned->handle_pos_north.width,
885 xpaned->handle_pos_north.height);
887 gdk_window_move_resize (xpaned->handle_south,
888 xpaned->handle_pos_south.x,
889 xpaned->handle_pos_south.y,
890 xpaned->handle_pos_south.width,
891 xpaned->handle_pos_south.height);
893 gdk_window_move_resize (xpaned->handle_middle,
894 xpaned->handle_pos_middle.x,
895 xpaned->handle_pos_middle.y,
896 xpaned->handle_pos_middle.width,
897 xpaned->handle_pos_middle.height);
900 /* Now allocate the childen, making sure, when resizing not to
901 * overlap the windows
903 if (gtk_widget_get_mapped (widget))
905 gtk_widget_size_allocate (xpaned->top_right_child,
906 &top_right_child_allocation);
907 gtk_widget_size_allocate (xpaned->top_left_child,
908 &top_left_child_allocation);
909 gtk_widget_size_allocate (xpaned->bottom_left_child,
910 &bottom_left_child_allocation);
911 gtk_widget_size_allocate (xpaned->bottom_right_child,
912 &bottom_right_child_allocation);
918 gtk_xpaned_set_property (GObject * object,
920 const GValue * value, GParamSpec * pspec)
922 GtkXPaned *xpaned = GTK_XPANED (object);
926 case PROP_X_POSITION:
927 gtk_xpaned_set_position_x (xpaned, g_value_get_int (value));
930 case PROP_Y_POSITION:
931 gtk_xpaned_set_position_y (xpaned, g_value_get_int (value));
934 case PROP_POSITION_SET:
935 xpaned->position_set = g_value_get_boolean (value);
936 gtk_widget_queue_resize (GTK_WIDGET (xpaned));
940 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
946 gtk_xpaned_get_property (GObject * object,
947 guint prop_id, GValue * value, GParamSpec * pspec)
949 GtkXPaned *xpaned = GTK_XPANED (object);
953 case PROP_X_POSITION:
954 g_value_set_int (value, xpaned->top_left_child_size.width);
957 case PROP_Y_POSITION:
958 g_value_set_int (value, xpaned->top_left_child_size.height);
961 case PROP_POSITION_SET:
962 g_value_set_boolean (value, xpaned->position_set);
965 case PROP_MIN_X_POSITION:
966 g_value_set_int (value, xpaned->min_position.x);
969 case PROP_MIN_Y_POSITION:
970 g_value_set_int (value, xpaned->min_position.y);
973 case PROP_MAX_X_POSITION:
974 g_value_set_int (value, xpaned->max_position.x);
977 case PROP_MAX_Y_POSITION:
978 g_value_set_int (value, xpaned->max_position.y);
982 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
988 gtk_xpaned_set_child_property (GtkContainer * container,
991 const GValue * value, GParamSpec * pspec)
993 GtkXPaned *xpaned = GTK_XPANED (container);
994 gboolean old_value = FALSE;
995 gboolean new_value = FALSE;
997 g_assert (child == xpaned->top_left_child ||
998 child == xpaned->top_right_child ||
999 child == xpaned->bottom_left_child ||
1000 child == xpaned->bottom_right_child);
1002 new_value = g_value_get_boolean (value);
1004 switch (property_id)
1006 case CHILD_PROP_RESIZE:
1007 if (child == xpaned->top_left_child)
1009 old_value = xpaned->top_left_child_resize;
1010 xpaned->top_left_child_resize = new_value;
1012 else if (child == xpaned->top_right_child)
1014 old_value = xpaned->top_right_child_resize;
1015 xpaned->top_right_child_resize = new_value;
1017 else if (child == xpaned->bottom_left_child)
1019 old_value = xpaned->bottom_left_child_resize;
1020 xpaned->bottom_left_child_resize = new_value;
1022 else if (child == xpaned->bottom_right_child)
1024 old_value = xpaned->bottom_right_child_resize;
1025 xpaned->bottom_right_child_resize = new_value;
1029 case CHILD_PROP_SHRINK:
1030 if (child == xpaned->top_left_child)
1032 old_value = xpaned->top_left_child_shrink;
1033 xpaned->top_left_child_shrink = new_value;
1035 else if (child == xpaned->top_right_child)
1037 old_value = xpaned->top_right_child_shrink;
1038 xpaned->top_right_child_shrink = new_value;
1040 else if (child == xpaned->bottom_left_child)
1042 old_value = xpaned->bottom_left_child_shrink;
1043 xpaned->bottom_left_child_shrink = new_value;
1045 else if (child == xpaned->bottom_right_child)
1047 old_value = xpaned->bottom_right_child_shrink;
1048 xpaned->bottom_right_child_shrink = new_value;
1053 GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container,
1054 property_id, pspec);
1055 old_value = -1; /* quiet gcc */
1059 if (old_value != new_value)
1060 gtk_widget_queue_resize (GTK_WIDGET (container));
1064 gtk_xpaned_get_child_property (GtkContainer * container,
1067 GValue * value, GParamSpec * pspec)
1069 GtkXPaned *xpaned = GTK_XPANED (container);
1071 g_assert (child == xpaned->top_left_child ||
1072 child == xpaned->top_right_child ||
1073 child == xpaned->bottom_left_child ||
1074 child == xpaned->bottom_right_child);
1076 switch (property_id)
1078 case CHILD_PROP_RESIZE:
1079 if (child == xpaned->top_left_child)
1080 g_value_set_boolean (value, xpaned->top_left_child_resize);
1081 else if (child == xpaned->top_right_child)
1082 g_value_set_boolean (value, xpaned->top_right_child_resize);
1083 else if (child == xpaned->bottom_left_child)
1084 g_value_set_boolean (value, xpaned->bottom_left_child_resize);
1085 else if (child == xpaned->bottom_right_child)
1086 g_value_set_boolean (value, xpaned->bottom_right_child_resize);
1089 case CHILD_PROP_SHRINK:
1090 if (child == xpaned->top_left_child)
1091 g_value_set_boolean (value, xpaned->top_left_child_shrink);
1092 else if (child == xpaned->top_right_child)
1093 g_value_set_boolean (value, xpaned->top_right_child_shrink);
1094 else if (child == xpaned->bottom_left_child)
1095 g_value_set_boolean (value, xpaned->bottom_left_child_shrink);
1096 else if (child == xpaned->bottom_right_child)
1097 g_value_set_boolean (value, xpaned->bottom_right_child_shrink);
1101 GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container,
1102 property_id, pspec);
1108 gtk_xpaned_finalize (GObject * object)
1110 GtkXPaned *xpaned = GTK_XPANED (object);
1112 gtk_xpaned_set_saved_focus (xpaned, NULL);
1113 gtk_xpaned_set_first_xpaned (xpaned, NULL);
1115 g_free (xpaned->priv);
1117 G_OBJECT_CLASS (parent_class)->finalize (object);
1121 gtk_xpaned_realize (GtkWidget * widget)
1124 GdkWindowAttr attributes_east;
1125 GdkWindowAttr attributes_west;
1126 GdkWindowAttr attributes_north;
1127 GdkWindowAttr attributes_south;
1128 GdkWindowAttr attributes_middle;
1129 gint attributes_mask_east;
1130 gint attributes_mask_west;
1131 gint attributes_mask_north;
1132 gint attributes_mask_south;
1133 gint attributes_mask_middle;
1135 gtk_widget_set_realized (widget, TRUE);
1136 xpaned = GTK_XPANED (widget);
1138 gtk_widget_set_window (widget, gtk_widget_get_parent_window (widget));
1139 // g_object_ref (widget->window);
1141 attributes_east.window_type = GDK_WINDOW_CHILD;
1142 attributes_west.window_type = GDK_WINDOW_CHILD;
1143 attributes_north.window_type = GDK_WINDOW_CHILD;
1144 attributes_south.window_type = GDK_WINDOW_CHILD;
1145 attributes_middle.window_type = GDK_WINDOW_CHILD;
1147 attributes_east.wclass = GDK_INPUT_ONLY;
1148 attributes_west.wclass = GDK_INPUT_ONLY;
1149 attributes_north.wclass = GDK_INPUT_ONLY;
1150 attributes_south.wclass = GDK_INPUT_ONLY;
1151 attributes_middle.wclass = GDK_INPUT_ONLY;
1153 attributes_east.x = xpaned->handle_pos_east.x;
1154 attributes_east.y = xpaned->handle_pos_east.y;
1155 attributes_east.width = xpaned->handle_pos_east.width;
1156 attributes_east.height = xpaned->handle_pos_east.height;
1158 attributes_west.x = xpaned->handle_pos_west.x;
1159 attributes_west.y = xpaned->handle_pos_west.y;
1160 attributes_west.width = xpaned->handle_pos_west.width;
1161 attributes_west.height = xpaned->handle_pos_west.height;
1163 attributes_north.x = xpaned->handle_pos_north.x;
1164 attributes_north.y = xpaned->handle_pos_north.y;
1165 attributes_north.width = xpaned->handle_pos_north.width;
1166 attributes_north.height = xpaned->handle_pos_north.height;
1168 attributes_south.x = xpaned->handle_pos_south.x;
1169 attributes_south.y = xpaned->handle_pos_south.y;
1170 attributes_south.width = xpaned->handle_pos_south.width;
1171 attributes_south.height = xpaned->handle_pos_south.height;
1173 attributes_middle.x = xpaned->handle_pos_middle.x;
1174 attributes_middle.y = xpaned->handle_pos_middle.y;
1175 attributes_middle.width = xpaned->handle_pos_middle.width;
1176 attributes_middle.height = xpaned->handle_pos_middle.height;
1178 attributes_east.cursor =
1179 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1180 xpaned->cursor_type_east);
1181 attributes_west.cursor =
1182 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1183 xpaned->cursor_type_west);
1184 attributes_north.cursor =
1185 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1186 xpaned->cursor_type_north);
1187 attributes_south.cursor =
1188 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1189 xpaned->cursor_type_south);
1190 attributes_middle.cursor =
1191 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1192 xpaned->cursor_type_middle);
1194 attributes_east.event_mask = gtk_widget_get_events (widget);
1195 attributes_west.event_mask = gtk_widget_get_events (widget);
1196 attributes_north.event_mask = gtk_widget_get_events (widget);
1197 attributes_south.event_mask = gtk_widget_get_events (widget);
1198 attributes_middle.event_mask = gtk_widget_get_events (widget);
1200 attributes_east.event_mask |= (GDK_BUTTON_PRESS_MASK |
1201 GDK_BUTTON_RELEASE_MASK |
1202 GDK_ENTER_NOTIFY_MASK |
1203 GDK_LEAVE_NOTIFY_MASK |
1204 GDK_POINTER_MOTION_MASK |
1205 GDK_POINTER_MOTION_HINT_MASK);
1206 attributes_west.event_mask |= (GDK_BUTTON_PRESS_MASK |
1207 GDK_BUTTON_RELEASE_MASK |
1208 GDK_ENTER_NOTIFY_MASK |
1209 GDK_LEAVE_NOTIFY_MASK |
1210 GDK_POINTER_MOTION_MASK |
1211 GDK_POINTER_MOTION_HINT_MASK);
1212 attributes_north.event_mask |= (GDK_BUTTON_PRESS_MASK |
1213 GDK_BUTTON_RELEASE_MASK |
1214 GDK_ENTER_NOTIFY_MASK |
1215 GDK_LEAVE_NOTIFY_MASK |
1216 GDK_POINTER_MOTION_MASK |
1217 GDK_POINTER_MOTION_HINT_MASK);
1218 attributes_south.event_mask |= (GDK_BUTTON_PRESS_MASK |
1219 GDK_BUTTON_RELEASE_MASK |
1220 GDK_ENTER_NOTIFY_MASK |
1221 GDK_LEAVE_NOTIFY_MASK |
1222 GDK_POINTER_MOTION_MASK |
1223 GDK_POINTER_MOTION_HINT_MASK);
1224 attributes_middle.event_mask |= (GDK_BUTTON_PRESS_MASK |
1225 GDK_BUTTON_RELEASE_MASK |
1226 GDK_ENTER_NOTIFY_MASK |
1227 GDK_LEAVE_NOTIFY_MASK |
1228 GDK_POINTER_MOTION_MASK |
1229 GDK_POINTER_MOTION_HINT_MASK);
1231 attributes_mask_east = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1232 attributes_mask_west = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1233 attributes_mask_north = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1234 attributes_mask_south = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1235 attributes_mask_middle = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1237 xpaned->handle_east = gdk_window_new (gtk_widget_get_window (widget),
1239 attributes_mask_east);
1240 xpaned->handle_west = gdk_window_new (gtk_widget_get_window (widget),
1242 attributes_mask_west);
1243 xpaned->handle_north = gdk_window_new (gtk_widget_get_window (widget),
1245 attributes_mask_north);
1246 xpaned->handle_south = gdk_window_new (gtk_widget_get_window (widget),
1248 attributes_mask_south);
1249 xpaned->handle_middle = gdk_window_new (gtk_widget_get_window (widget),
1251 attributes_mask_middle);
1253 gdk_window_set_user_data (xpaned->handle_east, xpaned);
1254 gdk_window_set_user_data (xpaned->handle_west, xpaned);
1255 gdk_window_set_user_data (xpaned->handle_north, xpaned);
1256 gdk_window_set_user_data (xpaned->handle_south, xpaned);
1257 gdk_window_set_user_data (xpaned->handle_middle, xpaned);
1259 gdk_cursor_unref (attributes_east.cursor);
1260 gdk_cursor_unref (attributes_west.cursor);
1261 gdk_cursor_unref (attributes_north.cursor);
1262 gdk_cursor_unref (attributes_south.cursor);
1263 gdk_cursor_unref (attributes_middle.cursor);
1266 GtkStyle *style = gtk_widget_get_style (widget);
1267 style = gtk_style_attach (style, gtk_widget_get_window (widget));
1268 gtk_widget_set_style (widget, style);
1272 if (xpaned->top_left_child
1273 && gtk_widget_get_visible (xpaned->top_left_child)
1274 && xpaned->top_right_child
1275 && gtk_widget_get_visible (xpaned->top_right_child)
1276 && xpaned->bottom_left_child
1277 && gtk_widget_get_visible (xpaned->bottom_left_child)
1278 && xpaned->bottom_right_child
1279 && gtk_widget_get_visible (xpaned->bottom_right_child))
1281 gdk_window_show (xpaned->handle_east);
1282 gdk_window_show (xpaned->handle_west);
1283 gdk_window_show (xpaned->handle_north);
1284 gdk_window_show (xpaned->handle_south);
1285 gdk_window_show (xpaned->handle_middle);
1290 gtk_xpaned_unrealize (GtkWidget * widget)
1292 GtkXPaned *xpaned = GTK_XPANED (widget);
1294 if (xpaned->handle_east)
1296 gdk_window_set_user_data (xpaned->handle_east, NULL);
1297 gdk_window_destroy (xpaned->handle_east);
1298 xpaned->handle_east = NULL;
1301 if (xpaned->handle_west)
1303 gdk_window_set_user_data (xpaned->handle_west, NULL);
1304 gdk_window_destroy (xpaned->handle_west);
1305 xpaned->handle_west = NULL;
1308 if (xpaned->handle_north)
1310 gdk_window_set_user_data (xpaned->handle_north, NULL);
1311 gdk_window_destroy (xpaned->handle_north);
1312 xpaned->handle_north = NULL;
1315 if (xpaned->handle_south)
1317 gdk_window_set_user_data (xpaned->handle_south, NULL);
1318 gdk_window_destroy (xpaned->handle_south);
1319 xpaned->handle_south = NULL;
1322 if (xpaned->handle_middle)
1324 gdk_window_set_user_data (xpaned->handle_middle, NULL);
1325 gdk_window_destroy (xpaned->handle_middle);
1326 xpaned->handle_middle = NULL;
1329 gtk_xpaned_set_last_top_left_child_focus (xpaned, NULL);
1330 gtk_xpaned_set_last_top_right_child_focus (xpaned, NULL);
1331 gtk_xpaned_set_last_bottom_left_child_focus (xpaned, NULL);
1332 gtk_xpaned_set_last_bottom_right_child_focus (xpaned, NULL);
1333 gtk_xpaned_set_saved_focus (xpaned, NULL);
1334 gtk_xpaned_set_first_xpaned (xpaned, NULL);
1336 if (GTK_WIDGET_CLASS (parent_class)->unrealize)
1337 (*GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
1341 gtk_xpaned_map (GtkWidget * widget)
1343 GtkXPaned *xpaned = GTK_XPANED (widget);
1345 gdk_window_show (xpaned->handle_east);
1346 gdk_window_show (xpaned->handle_west);
1347 gdk_window_show (xpaned->handle_north);
1348 gdk_window_show (xpaned->handle_south);
1349 gdk_window_show (xpaned->handle_middle);
1351 GTK_WIDGET_CLASS (parent_class)->map (widget);
1355 gtk_xpaned_unmap (GtkWidget * widget)
1357 GtkXPaned *xpaned = GTK_XPANED (widget);
1359 gdk_window_hide (xpaned->handle_east);
1360 gdk_window_hide (xpaned->handle_west);
1361 gdk_window_hide (xpaned->handle_north);
1362 gdk_window_hide (xpaned->handle_south);
1363 gdk_window_hide (xpaned->handle_middle);
1365 GTK_WIDGET_CLASS (parent_class)->unmap (widget);
1369 gtk_xpaned_expose (GtkWidget * widget, GdkEventExpose * event)
1371 GtkXPaned *xpaned = GTK_XPANED (widget);
1373 GdkRectangle horizontalClipArea;
1374 GdkRectangle verticalClipArea;
1376 /* determine size of handle(s) */
1377 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
1379 /* I want the handle-"thickness" to be at least 3 */
1380 g_assert (handle_size >= 3);
1382 if (gtk_widget_get_visible (widget) && gtk_widget_get_mapped (widget) &&
1383 xpaned->top_left_child
1384 && gtk_widget_get_visible (xpaned->top_left_child)
1385 && xpaned->top_right_child
1386 && gtk_widget_get_visible (xpaned->top_right_child)
1387 && xpaned->bottom_left_child
1388 && gtk_widget_get_visible (xpaned->bottom_left_child)
1389 && xpaned->bottom_right_child
1390 && gtk_widget_get_visible (xpaned->bottom_right_child))
1394 if (gtk_widget_is_focus (widget))
1395 state = GTK_STATE_SELECTED;
1396 else if (xpaned->handle_prelit)
1397 state = GTK_STATE_PRELIGHT;
1399 state = gtk_widget_get_state (widget);
1401 horizontalClipArea.x = xpaned->handle_pos_west.x;
1402 horizontalClipArea.y = xpaned->handle_pos_west.y;
1403 horizontalClipArea.width =
1404 xpaned->handle_pos_west.width + handle_size +
1405 xpaned->handle_pos_east.width;
1406 horizontalClipArea.height = handle_size;
1408 verticalClipArea.x = xpaned->handle_pos_north.x;
1409 verticalClipArea.y = xpaned->handle_pos_north.y;
1410 verticalClipArea.width = handle_size;
1411 verticalClipArea.height =
1412 xpaned->handle_pos_north.height + handle_size +
1413 xpaned->handle_pos_south.height;
1415 gtk_paint_handle (gtk_widget_get_style (widget),
1416 gtk_widget_get_window (widget),
1419 &horizontalClipArea,
1422 xpaned->handle_pos_east.x - handle_size - 256 / 2,
1423 xpaned->handle_pos_west.y + 1,
1424 256 + handle_size, handle_size - 2,
1425 /*xpaned->handle_pos_west.x,
1426 xpaned->handle_pos_west.y + 1,
1427 xpaned->handle_pos_west.width + handle_size + xpaned->handle_pos_east.width,
1429 GTK_ORIENTATION_HORIZONTAL);
1430 gtk_paint_handle (gtk_widget_get_style (widget),
1431 gtk_widget_get_window (widget),
1437 xpaned->handle_pos_north.x + 1,
1438 xpaned->handle_pos_south.y - handle_size - 256 / 2,
1439 handle_size - 2, 256 + handle_size,
1440 /*xpaned->handle_pos_north.x + 1,
1441 xpaned->handle_pos_north.y,
1443 xpaned->handle_pos_north.height + handle_size + xpaned->handle_pos_south.height, */
1444 GTK_ORIENTATION_VERTICAL);
1447 /* Chain up to draw children */
1448 GTK_WIDGET_CLASS (parent_class)->expose_event (widget, event);
1454 is_rtl (GtkXPaned * xpaned)
1456 if (gtk_widget_get_direction (GTK_WIDGET (xpaned)) == GTK_TEXT_DIR_RTL)
1463 update_drag (GtkXPaned * xpaned)
1467 GtkRequisition size;
1468 GtkAllocation allocation;
1469 gtk_widget_get_allocation (GTK_WIDGET (xpaned), &allocation);
1471 gtk_widget_get_pointer (GTK_WIDGET (xpaned), &pos.x, &pos.y);
1473 if (xpaned->in_drag_vert)
1475 pos.y -= xpaned->drag_pos.y;
1477 if (is_rtl (xpaned))
1479 gtk_widget_style_get (GTK_WIDGET (xpaned),
1480 "handle-size", &handle_size, NULL);
1482 size.height = allocation.height - pos.y - handle_size;
1486 size.height = pos.y;
1489 size.height -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1492 CLAMP (size.height, xpaned->min_position.y, xpaned->max_position.y);
1494 if (size.height != xpaned->top_left_child_size.height)
1495 gtk_xpaned_set_position_y (xpaned, size.height);
1498 if (xpaned->in_drag_horiz)
1500 pos.x -= xpaned->drag_pos.x;
1502 if (is_rtl (xpaned))
1504 gtk_widget_style_get (GTK_WIDGET (xpaned),
1505 "handle-size", &handle_size, NULL);
1507 size.width = allocation.width - pos.x - handle_size;
1514 size.width -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1517 CLAMP (size.width, xpaned->min_position.x, xpaned->max_position.x);
1519 if (size.width != xpaned->top_left_child_size.width)
1520 gtk_xpaned_set_position_x (xpaned, size.width);
1523 if (xpaned->in_drag_vert_and_horiz)
1525 pos.x -= xpaned->drag_pos.x;
1526 pos.y -= xpaned->drag_pos.y;
1528 if (is_rtl (xpaned))
1530 gtk_widget_style_get (GTK_WIDGET (xpaned),
1531 "handle-size", &handle_size, NULL);
1533 size.width = allocation.width - pos.x - handle_size;
1534 size.height = allocation.height - pos.y - handle_size;
1539 size.height = pos.y;
1542 size.width -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1543 size.height -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1546 CLAMP (size.width, xpaned->min_position.x, xpaned->max_position.x);
1548 CLAMP (size.height, xpaned->min_position.y, xpaned->max_position.y);
1550 if (size.width != xpaned->top_left_child_size.width)
1551 gtk_xpaned_set_position_x (xpaned, size.width);
1553 if (size.height != xpaned->top_left_child_size.height)
1554 gtk_xpaned_set_position_y (xpaned, size.height);
1559 gtk_xpaned_enter (GtkWidget * widget, GdkEventCrossing * event)
1561 GtkXPaned *xpaned = GTK_XPANED (widget);
1563 if (xpaned->in_drag_vert ||
1564 xpaned->in_drag_horiz || xpaned->in_drag_vert_and_horiz)
1565 update_drag (xpaned);
1568 xpaned->handle_prelit = TRUE;
1570 gtk_widget_queue_draw_area (widget,
1571 xpaned->handle_pos_east.x,
1572 xpaned->handle_pos_east.y,
1573 xpaned->handle_pos_east.width,
1574 xpaned->handle_pos_east.height);
1576 gtk_widget_queue_draw_area (widget,
1577 xpaned->handle_pos_west.x,
1578 xpaned->handle_pos_west.y,
1579 xpaned->handle_pos_west.width,
1580 xpaned->handle_pos_west.height);
1582 gtk_widget_queue_draw_area (widget,
1583 xpaned->handle_pos_north.x,
1584 xpaned->handle_pos_north.y,
1585 xpaned->handle_pos_north.width,
1586 xpaned->handle_pos_north.height);
1588 gtk_widget_queue_draw_area (widget,
1589 xpaned->handle_pos_south.x,
1590 xpaned->handle_pos_south.y,
1591 xpaned->handle_pos_south.width,
1592 xpaned->handle_pos_south.height);
1594 gtk_widget_queue_draw_area (widget,
1595 xpaned->handle_pos_middle.x,
1596 xpaned->handle_pos_middle.y,
1597 xpaned->handle_pos_middle.width,
1598 xpaned->handle_pos_middle.height);
1605 gtk_xpaned_leave (GtkWidget * widget, GdkEventCrossing * event)
1607 GtkXPaned *xpaned = GTK_XPANED (widget);
1609 if (xpaned->in_drag_vert ||
1610 xpaned->in_drag_horiz || xpaned->in_drag_vert_and_horiz)
1611 update_drag (xpaned);
1614 xpaned->handle_prelit = FALSE;
1616 gtk_widget_queue_draw_area (widget,
1617 xpaned->handle_pos_east.x,
1618 xpaned->handle_pos_east.y,
1619 xpaned->handle_pos_east.width,
1620 xpaned->handle_pos_east.height);
1622 gtk_widget_queue_draw_area (widget,
1623 xpaned->handle_pos_west.x,
1624 xpaned->handle_pos_west.y,
1625 xpaned->handle_pos_west.width,
1626 xpaned->handle_pos_west.height);
1628 gtk_widget_queue_draw_area (widget,
1629 xpaned->handle_pos_north.x,
1630 xpaned->handle_pos_north.y,
1631 xpaned->handle_pos_north.width,
1632 xpaned->handle_pos_north.height);
1634 gtk_widget_queue_draw_area (widget,
1635 xpaned->handle_pos_south.x,
1636 xpaned->handle_pos_south.y,
1637 xpaned->handle_pos_south.width,
1638 xpaned->handle_pos_south.height);
1640 gtk_widget_queue_draw_area (widget,
1641 xpaned->handle_pos_middle.x,
1642 xpaned->handle_pos_middle.y,
1643 xpaned->handle_pos_middle.width,
1644 xpaned->handle_pos_middle.height);
1651 gtk_xpaned_focus (GtkWidget * widget, GtkDirectionType direction)
1655 /* This is a hack, but how can this be done without
1656 * excessive cut-and-paste from gtkcontainer.c?
1659 gtk_widget_set_can_focus (GTK_WIDGET (widget), FALSE);
1660 retval = (*GTK_WIDGET_CLASS (parent_class)->focus) (widget, direction);
1661 gtk_widget_set_can_focus (GTK_WIDGET (widget), TRUE);
1667 gtk_xpaned_button_press (GtkWidget * widget, GdkEventButton * event)
1669 GtkXPaned *xpaned = GTK_XPANED (widget);
1671 /* if any child is currently maximized, jump right back */
1672 if (xpaned->maximized[GTK_XPANED_TOP_LEFT] ||
1673 xpaned->maximized[GTK_XPANED_TOP_RIGHT] ||
1674 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] ||
1675 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
1678 /* if user is dragging the handles around */
1679 if (!xpaned->in_drag_vert_and_horiz &&
1680 event->window != xpaned->handle_east &&
1681 event->window != xpaned->handle_west &&
1682 event->window != xpaned->handle_north &&
1683 event->window != xpaned->handle_south &&
1684 event->window == xpaned->handle_middle && event->button == 1)
1686 xpaned->in_drag_vert_and_horiz = TRUE;
1688 /* We need a server grab here, not gtk_grab_add(), since
1689 * we don't want to pass events on to the widget's children */
1690 if (gdk_pointer_grab (xpaned->handle_middle,
1692 GDK_POINTER_MOTION_HINT_MASK
1693 | GDK_BUTTON1_MOTION_MASK
1694 | GDK_BUTTON_RELEASE_MASK
1695 | GDK_ENTER_NOTIFY_MASK
1696 | GDK_LEAVE_NOTIFY_MASK,
1697 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1701 xpaned->drag_pos.x = event->x;
1702 xpaned->drag_pos.y = event->y;
1706 else if (!xpaned->in_drag_vert &&
1707 event->window == xpaned->handle_east &&
1708 event->window != xpaned->handle_west &&
1709 event->window != xpaned->handle_north &&
1710 event->window != xpaned->handle_south &&
1711 event->window != xpaned->handle_middle && event->button == 1)
1713 xpaned->in_drag_vert = TRUE;
1715 /* We need a server grab here, not gtk_grab_add(), since
1716 * we don't want to pass events on to the widget's children */
1717 if (gdk_pointer_grab (xpaned->handle_east,
1719 GDK_POINTER_MOTION_HINT_MASK
1720 | GDK_BUTTON1_MOTION_MASK
1721 | GDK_BUTTON_RELEASE_MASK
1722 | GDK_ENTER_NOTIFY_MASK
1723 | GDK_LEAVE_NOTIFY_MASK,
1724 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1728 xpaned->drag_pos.y = event->y;
1732 else if (!xpaned->in_drag_vert &&
1733 event->window != xpaned->handle_east &&
1734 event->window == xpaned->handle_west &&
1735 event->window != xpaned->handle_north &&
1736 event->window != xpaned->handle_south &&
1737 event->window != xpaned->handle_middle && event->button == 1)
1739 xpaned->in_drag_vert = TRUE;
1741 /* We need a server grab here, not gtk_grab_add(), since
1742 * we don't want to pass events on to the widget's children */
1743 if (gdk_pointer_grab (xpaned->handle_west,
1745 GDK_POINTER_MOTION_HINT_MASK
1746 | GDK_BUTTON1_MOTION_MASK
1747 | GDK_BUTTON_RELEASE_MASK
1748 | GDK_ENTER_NOTIFY_MASK
1749 | GDK_LEAVE_NOTIFY_MASK,
1750 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1754 xpaned->drag_pos.y = event->y;
1758 else if (!xpaned->in_drag_horiz &&
1759 event->window != xpaned->handle_east &&
1760 event->window != xpaned->handle_west &&
1761 event->window == xpaned->handle_north &&
1762 event->window != xpaned->handle_south &&
1763 event->window != xpaned->handle_middle && event->button == 1)
1765 xpaned->in_drag_horiz = TRUE;
1767 /* We need a server grab here, not gtk_grab_add(), since
1768 * we don't want to pass events on to the widget's children */
1769 if (gdk_pointer_grab (xpaned->handle_north,
1771 GDK_POINTER_MOTION_HINT_MASK
1772 | GDK_BUTTON1_MOTION_MASK
1773 | GDK_BUTTON_RELEASE_MASK
1774 | GDK_ENTER_NOTIFY_MASK
1775 | GDK_LEAVE_NOTIFY_MASK,
1776 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1780 xpaned->drag_pos.x = event->x;
1784 else if (!xpaned->in_drag_horiz &&
1785 event->window != xpaned->handle_east &&
1786 event->window != xpaned->handle_west &&
1787 event->window != xpaned->handle_north &&
1788 event->window == xpaned->handle_south &&
1789 event->window != xpaned->handle_middle && event->button == 1)
1791 xpaned->in_drag_horiz = TRUE;
1793 /* We need a server grab here, not gtk_grab_add(), since
1794 * we don't want to pass events on to the widget's children */
1795 if (gdk_pointer_grab (xpaned->handle_south,
1797 GDK_POINTER_MOTION_HINT_MASK
1798 | GDK_BUTTON1_MOTION_MASK
1799 | GDK_BUTTON_RELEASE_MASK
1800 | GDK_ENTER_NOTIFY_MASK
1801 | GDK_LEAVE_NOTIFY_MASK,
1802 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1806 xpaned->drag_pos.x = event->x;
1814 gtk_xpaned_button_release (GtkWidget * widget, GdkEventButton * event)
1816 GtkXPaned *xpaned = GTK_XPANED (widget);
1818 if (xpaned->in_drag_vert && (event->button == 1))
1820 xpaned->in_drag_vert = FALSE;
1821 xpaned->drag_pos.y = -1;
1822 xpaned->position_set = TRUE;
1823 gdk_display_pointer_ungrab (gtk_widget_get_display (widget),
1827 else if (xpaned->in_drag_horiz && (event->button == 1))
1829 xpaned->in_drag_horiz = FALSE;
1830 xpaned->drag_pos.x = -1;
1831 xpaned->position_set = TRUE;
1832 gdk_display_pointer_ungrab (gtk_widget_get_display (widget),
1836 else if (xpaned->in_drag_vert_and_horiz && (event->button == 1))
1838 xpaned->in_drag_vert_and_horiz = FALSE;
1839 xpaned->drag_pos.x = -1;
1840 xpaned->drag_pos.y = -1;
1841 xpaned->position_set = TRUE;
1842 gdk_display_pointer_ungrab (gtk_widget_get_display (widget),
1851 gtk_xpaned_motion (GtkWidget * widget, GdkEventMotion * event)
1853 GtkXPaned *xpaned = GTK_XPANED (widget);
1855 if (xpaned->in_drag_vert ||
1856 xpaned->in_drag_horiz || xpaned->in_drag_vert_and_horiz)
1859 update_drag (xpaned);
1867 gtk_xpaned_add_top_left (GtkXPaned * xpaned, GtkWidget * widget)
1869 gtk_xpaned_pack_top_left (xpaned, widget, FALSE, TRUE);
1873 gtk_xpaned_add_top_right (GtkXPaned * xpaned, GtkWidget * widget)
1875 gtk_xpaned_pack_top_right (xpaned, widget, FALSE, TRUE);
1879 gtk_xpaned_add_bottom_left (GtkXPaned * xpaned, GtkWidget * widget)
1881 gtk_xpaned_pack_bottom_left (xpaned, widget, FALSE, TRUE);
1885 gtk_xpaned_add_bottom_right (GtkXPaned * xpaned, GtkWidget * widget)
1887 gtk_xpaned_pack_bottom_right (xpaned, widget, FALSE, TRUE);
1891 gtk_xpaned_pack_top_left (GtkXPaned * xpaned,
1892 GtkWidget * child, gboolean resize, gboolean shrink)
1894 g_return_if_fail (GTK_IS_XPANED (xpaned));
1895 g_return_if_fail (GTK_IS_WIDGET (child));
1897 if (!xpaned->top_left_child)
1899 xpaned->top_left_child = child;
1900 xpaned->top_left_child_resize = resize;
1901 xpaned->top_left_child_shrink = shrink;
1903 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1908 gtk_xpaned_pack_top_right (GtkXPaned * xpaned,
1910 gboolean resize, gboolean shrink)
1912 g_return_if_fail (GTK_IS_XPANED (xpaned));
1913 g_return_if_fail (GTK_IS_WIDGET (child));
1915 if (!xpaned->top_right_child)
1917 xpaned->top_right_child = child;
1918 xpaned->top_right_child_resize = resize;
1919 xpaned->top_right_child_shrink = shrink;
1921 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1926 gtk_xpaned_pack_bottom_left (GtkXPaned * xpaned,
1928 gboolean resize, gboolean shrink)
1930 g_return_if_fail (GTK_IS_XPANED (xpaned));
1931 g_return_if_fail (GTK_IS_WIDGET (child));
1933 if (!xpaned->bottom_left_child)
1935 xpaned->bottom_left_child = child;
1936 xpaned->bottom_left_child_resize = resize;
1937 xpaned->bottom_left_child_shrink = shrink;
1939 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1944 gtk_xpaned_pack_bottom_right (GtkXPaned * xpaned,
1946 gboolean resize, gboolean shrink)
1948 g_return_if_fail (GTK_IS_XPANED (xpaned));
1949 g_return_if_fail (GTK_IS_WIDGET (child));
1951 if (!xpaned->bottom_right_child)
1953 xpaned->bottom_right_child = child;
1954 xpaned->bottom_right_child_resize = resize;
1955 xpaned->bottom_right_child_shrink = shrink;
1957 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1962 gtk_xpaned_add (GtkContainer * container, GtkWidget * widget)
1966 g_return_if_fail (GTK_IS_XPANED (container));
1968 xpaned = GTK_XPANED (container);
1970 if (!xpaned->top_left_child)
1971 gtk_xpaned_add_top_left (xpaned, widget);
1972 else if (!xpaned->top_right_child)
1973 gtk_xpaned_add_top_right (xpaned, widget);
1974 else if (!xpaned->bottom_left_child)
1975 gtk_xpaned_add_bottom_left (xpaned, widget);
1976 else if (!xpaned->bottom_right_child)
1977 gtk_xpaned_add_bottom_right (xpaned, widget);
1979 g_warning ("GtkXPaned cannot have more than 4 children\n");
1983 gtk_xpaned_remove (GtkContainer * container, GtkWidget * widget)
1986 gboolean was_visible;
1988 xpaned = GTK_XPANED (container);
1989 was_visible = gtk_widget_get_visible (widget);
1991 if (xpaned->top_left_child == widget)
1993 gtk_widget_unparent (widget);
1995 xpaned->top_left_child = NULL;
1997 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
1998 gtk_widget_queue_resize (GTK_WIDGET (container));
2000 else if (xpaned->top_right_child == widget)
2002 gtk_widget_unparent (widget);
2004 xpaned->top_right_child = NULL;
2006 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
2007 gtk_widget_queue_resize (GTK_WIDGET (container));
2009 else if (xpaned->bottom_left_child == widget)
2011 gtk_widget_unparent (widget);
2013 xpaned->bottom_left_child = NULL;
2015 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
2016 gtk_widget_queue_resize (GTK_WIDGET (container));
2018 else if (xpaned->bottom_right_child == widget)
2020 gtk_widget_unparent (widget);
2022 xpaned->bottom_right_child = NULL;
2024 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
2025 gtk_widget_queue_resize (GTK_WIDGET (container));
2028 g_warning ("GtkXPaned has no more children attached\n");
2033 gtk_xpaned_forall (GtkContainer * container,
2034 gboolean include_internals,
2035 GtkCallback callback, gpointer callback_data)
2039 g_return_if_fail (callback != NULL);
2041 xpaned = GTK_XPANED (container);
2043 if (xpaned->top_left_child)
2044 (*callback) (xpaned->top_left_child, callback_data);
2045 if (xpaned->top_right_child)
2046 (*callback) (xpaned->top_right_child, callback_data);
2047 if (xpaned->bottom_left_child)
2048 (*callback) (xpaned->bottom_left_child, callback_data);
2049 if (xpaned->bottom_right_child)
2050 (*callback) (xpaned->bottom_right_child, callback_data);
2054 * gtk_xpaned_get_position_x:
2055 * @paned: a #GtkXPaned widget
2057 * Obtains the x-position of the divider.
2059 * Return value: x-position of the divider
2062 gtk_xpaned_get_position_x (GtkXPaned * xpaned)
2064 g_return_val_if_fail (GTK_IS_XPANED (xpaned), 0);
2066 return xpaned->top_left_child_size.width;
2070 * gtk_xpaned_get_position_y:
2071 * @paned: a #GtkXPaned widget
2073 * Obtains the y-position of the divider.
2075 * Return value: y-position of the divider
2078 gtk_xpaned_get_position_y (GtkXPaned * xpaned)
2080 g_return_val_if_fail (GTK_IS_XPANED (xpaned), 0);
2082 return xpaned->top_left_child_size.height;
2086 * gtk_xpaned_set_position_x:
2087 * @paned: a #GtkXPaned widget
2088 * @xposition: pixel x-position of divider, a negative values
2089 * of a component mean that the position is unset.
2091 * Sets the x-position of the divider between the four panes.
2094 gtk_xpaned_set_position_x (GtkXPaned * xpaned, gint xposition)
2098 g_return_if_fail (GTK_IS_XPANED (xpaned));
2100 /* if any child is currently maximized, jump right back */
2101 if (xpaned->maximized[GTK_XPANED_TOP_LEFT] ||
2102 xpaned->maximized[GTK_XPANED_TOP_RIGHT] ||
2103 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] ||
2104 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2107 object = G_OBJECT (xpaned);
2111 /* We don't clamp here - the assumption is that
2112 * if the total allocation changes at the same time
2113 * as the position, the position set is with reference
2114 * to the new total size. If only the position changes,
2115 * then clamping will occur in gtk_paned_compute_position()
2118 xpaned->top_left_child_size.width = xposition;
2119 xpaned->position_set = TRUE;
2123 xpaned->position_set = FALSE;
2126 g_object_freeze_notify (object);
2127 g_object_notify (object, "x-position");
2128 g_object_notify (object, "position-set");
2129 g_object_thaw_notify (object);
2131 gtk_widget_queue_resize (GTK_WIDGET (xpaned));
2135 * gtk_xpaned_set_position_y:
2136 * @paned: a #GtkXPaned widget
2137 * @yposition: pixel y-position of divider, a negative values
2138 * of a component mean that the position is unset.
2140 * Sets the y-position of the divider between the four panes.
2143 gtk_xpaned_set_position_y (GtkXPaned * xpaned, gint yposition)
2147 g_return_if_fail (GTK_IS_XPANED (xpaned));
2149 /* if any child is currently maximized, jump right back */
2150 if (xpaned->maximized[GTK_XPANED_TOP_LEFT] ||
2151 xpaned->maximized[GTK_XPANED_TOP_RIGHT] ||
2152 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] ||
2153 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2156 object = G_OBJECT (xpaned);
2160 /* We don't clamp here - the assumption is that
2161 * if the total allocation changes at the same time
2162 * as the position, the position set is with reference
2163 * to the new total size. If only the position changes,
2164 * then clamping will occur in gtk_paned_compute_position()
2167 xpaned->top_left_child_size.height = yposition;
2168 xpaned->position_set = TRUE;
2172 xpaned->position_set = FALSE;
2175 g_object_freeze_notify (object);
2176 g_object_notify (object, "y-position");
2177 g_object_notify (object, "position-set");
2178 g_object_thaw_notify (object);
2180 gtk_widget_queue_resize (GTK_WIDGET (xpaned));
2183 /* this call is private and only intended for internal use! */
2185 gtk_xpaned_save_unmaximized_x (GtkXPaned * xpaned)
2187 xpaned->unmaximized_position.x = gtk_xpaned_get_position_x (xpaned);
2190 /* this call is private and only intended for internal use! */
2192 gtk_xpaned_save_unmaximized_y (GtkXPaned * xpaned)
2194 xpaned->unmaximized_position.y = gtk_xpaned_get_position_y (xpaned);
2197 /* this call is private and only intended for internal use! */
2199 gtk_xpaned_fetch_unmaximized_x (GtkXPaned * xpaned)
2201 return xpaned->unmaximized_position.x;
2204 /* this call is private and only intended for internal use! */
2206 gtk_xpaned_fetch_unmaximized_y (GtkXPaned * xpaned)
2208 return xpaned->unmaximized_position.y;
2212 * gtk_xpaned_get_top_left_child:
2213 * @xpaned: a #GtkXPaned widget
2215 * Obtains the top-left child of the xpaned widget.
2217 * Return value: top-left child, or %NULL if it is not set.
2222 gtk_xpaned_get_top_left_child (GtkXPaned * xpaned)
2224 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2226 return xpaned->top_left_child;
2230 * gtk_xpaned_get_top_right_child:
2231 * @xpaned: a #GtkXPaned widget
2233 * Obtains the top-right child of the xpaned widget.
2235 * Return value: top-right child, or %NULL if it is not set.
2240 gtk_xpaned_get_top_right_child (GtkXPaned * xpaned)
2242 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2244 return xpaned->top_right_child;
2248 * gtk_xpaned_get_bottom_left_child:
2249 * @xpaned: a #GtkXPaned widget
2251 * Obtains the bottom-left child of the xpaned widget.
2253 * Return value: bottom-left child, or %NULL if it is not set.
2258 gtk_xpaned_get_bottom_left_child (GtkXPaned * xpaned)
2260 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2262 return xpaned->bottom_left_child;
2266 * gtk_xpaned_get_bottom_right_child:
2267 * @xpaned: a #GtkXPaned widget
2269 * Obtains the bottom-right child of the xpaned widget.
2271 * Return value: bottom-right child, or %NULL if it is not set.
2276 gtk_xpaned_get_bottom_right_child (GtkXPaned * xpaned)
2278 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2280 return xpaned->bottom_right_child;
2284 gtk_xpaned_maximize_top_left (GtkXPaned * xpaned, gboolean maximize)
2288 /* see if any child is already maximized */
2289 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2290 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2291 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2292 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2294 /* save current position */
2295 gtk_xpaned_save_unmaximized_x (xpaned);
2296 gtk_xpaned_save_unmaximized_y (xpaned);
2298 /* set new maximized position */
2299 gtk_xpaned_set_position_x (xpaned, xpaned->max_position.x);
2300 gtk_xpaned_set_position_y (xpaned, xpaned->max_position.y);
2302 /* mark maximized flag for top-left child */
2303 xpaned->maximized[GTK_XPANED_TOP_LEFT] = TRUE;
2307 /* already one child maximized, report error */
2313 /* verify that top-left child is really currently maximized */
2314 if (xpaned->maximized[GTK_XPANED_TOP_LEFT])
2316 /* clear maximized flat for top-left child */
2317 xpaned->maximized[GTK_XPANED_TOP_LEFT] = FALSE;
2319 /* restore unmaximized position */
2320 gtk_xpaned_set_position_x (xpaned,
2321 gtk_xpaned_fetch_unmaximized_x (xpaned));
2322 gtk_xpaned_set_position_y (xpaned,
2323 gtk_xpaned_fetch_unmaximized_y (xpaned));
2327 /* top-left child is currently not maximized, report error */
2334 gtk_xpaned_maximize_top_right (GtkXPaned * xpaned, gboolean maximize)
2338 /* see if any child is already maximized */
2339 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2340 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2341 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2342 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2344 /* save current position */
2345 gtk_xpaned_save_unmaximized_x (xpaned);
2346 gtk_xpaned_save_unmaximized_y (xpaned);
2348 /* set new maximized position */
2349 gtk_xpaned_set_position_x (xpaned, xpaned->min_position.x);
2350 gtk_xpaned_set_position_y (xpaned, xpaned->max_position.y);
2352 /* mark maximized flag for top-right child */
2353 xpaned->maximized[GTK_XPANED_TOP_RIGHT] = TRUE;
2357 /* already one child maximized, report error */
2363 /* verify that top-right child is really currently maximized */
2364 if (xpaned->maximized[GTK_XPANED_TOP_RIGHT])
2366 /* clear maximized flat for top-right child */
2367 xpaned->maximized[GTK_XPANED_TOP_RIGHT] = FALSE;
2369 /* restore unmaximized position */
2370 gtk_xpaned_set_position_x (xpaned,
2371 gtk_xpaned_fetch_unmaximized_x (xpaned));
2372 gtk_xpaned_set_position_y (xpaned,
2373 gtk_xpaned_fetch_unmaximized_y (xpaned));
2377 /* top-right child is currently not maximized, report error */
2384 gtk_xpaned_maximize_bottom_left (GtkXPaned * xpaned, gboolean maximize)
2388 /* see if any child is already maximized */
2389 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2390 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2391 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2392 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2394 /* save current position */
2395 gtk_xpaned_save_unmaximized_x (xpaned);
2396 gtk_xpaned_save_unmaximized_y (xpaned);
2398 /* set new maximized position */
2399 gtk_xpaned_set_position_x (xpaned, xpaned->max_position.x);
2400 gtk_xpaned_set_position_y (xpaned, xpaned->min_position.y);
2402 /* mark maximized flag for bottom-left child */
2403 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] = TRUE;
2407 /* already one child maximized, report error */
2413 /* verify that bottom-left child is really currently maximized */
2414 if (xpaned->maximized[GTK_XPANED_BOTTOM_LEFT])
2416 /* clear maximized flat for bottom-left child */
2417 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] = FALSE;
2419 /* restore unmaximized position */
2420 gtk_xpaned_set_position_x (xpaned,
2421 gtk_xpaned_fetch_unmaximized_x (xpaned));
2422 gtk_xpaned_set_position_y (xpaned,
2423 gtk_xpaned_fetch_unmaximized_y (xpaned));
2427 /* bottom-left child is currently not maximized, report error */
2434 gtk_xpaned_maximize_bottom_right (GtkXPaned * xpaned, gboolean maximize)
2438 /* see if any child is already maximized */
2439 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2440 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2441 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2442 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2444 /* save current position */
2445 gtk_xpaned_save_unmaximized_x (xpaned);
2446 gtk_xpaned_save_unmaximized_y (xpaned);
2448 /* set new maximized position */
2449 gtk_xpaned_set_position_x (xpaned, xpaned->min_position.x);
2450 gtk_xpaned_set_position_y (xpaned, xpaned->min_position.y);
2452 /* mark maximized flag for bottom-right child */
2453 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT] = TRUE;
2457 /* already one child maximized, report error */
2463 /* verify that bottom-right child is really currently maximized */
2464 if (xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2466 /* clear maximized flat for bottom-right child */
2467 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT] = FALSE;
2469 /* restore unmaximized position */
2470 gtk_xpaned_set_position_x (xpaned,
2471 gtk_xpaned_fetch_unmaximized_x (xpaned));
2472 gtk_xpaned_set_position_y (xpaned,
2473 gtk_xpaned_fetch_unmaximized_y (xpaned));
2477 /* bottom-right child is currently not maximized, report error */
2484 gtk_xpaned_compute_position (GtkXPaned * xpaned,
2485 const GtkAllocation * allocation,
2486 GtkRequisition * top_left_child_req,
2487 GtkRequisition * top_right_child_req,
2488 GtkRequisition * bottom_left_child_req,
2489 GtkRequisition * bottom_right_child_req)
2491 GdkPoint old_position;
2492 GdkPoint old_min_position;
2493 GdkPoint old_max_position;
2495 gint border_width = gtk_container_get_border_width (GTK_CONTAINER (xpaned));
2497 g_return_if_fail (GTK_IS_XPANED (xpaned));
2499 old_position.x = xpaned->top_left_child_size.width;
2500 old_position.y = xpaned->top_left_child_size.height;
2501 old_min_position.x = xpaned->min_position.x;
2502 old_min_position.y = xpaned->min_position.y;
2503 old_max_position.x = xpaned->max_position.x;
2504 old_max_position.y = xpaned->max_position.y;
2506 xpaned->min_position.x =
2507 xpaned->top_left_child_shrink ? 0 : top_left_child_req->width;
2508 xpaned->min_position.y =
2509 xpaned->top_left_child_shrink ? 0 : top_left_child_req->height;
2511 gtk_widget_style_get (GTK_WIDGET (xpaned), "handle-size", &handle_size,
2514 xpaned->max_position.x = allocation->width - 2 * border_width - handle_size;
2515 xpaned->max_position.y =
2516 allocation->height - 2 * border_width - handle_size;
2517 if (!xpaned->top_left_child_shrink)
2518 xpaned->max_position.x =
2519 MAX (1, xpaned->max_position.x - top_left_child_req->width);
2520 xpaned->max_position.x =
2521 MAX (xpaned->min_position.x, xpaned->max_position.x);
2523 if (!xpaned->position_set)
2525 if (xpaned->top_left_child_resize && !xpaned->top_right_child_resize)
2527 xpaned->top_left_child_size.width =
2528 MAX (0, allocation->width - top_right_child_req->width);
2529 xpaned->top_left_child_size.height =
2530 MAX (0, allocation->height - top_right_child_req->height);
2532 else if (!xpaned->top_left_child_resize
2533 && xpaned->top_right_child_resize)
2535 xpaned->top_left_child_size.width = top_left_child_req->width;
2536 xpaned->top_left_child_size.height = top_left_child_req->height;
2540 xpaned->top_left_child_size.width = allocation->width * 0.5 + 0.5;
2541 xpaned->top_left_child_size.height = allocation->height * 0.5 + 0.5;
2546 /* If the position was set before the initial allocation.
2547 ** (paned->last_allocation <= 0) just clamp it and leave it. */
2548 if (xpaned->last_allocation.width > 0)
2550 if (xpaned->top_left_child_resize
2551 && !xpaned->top_right_child_resize)
2553 xpaned->top_left_child_size.width += allocation->width
2554 - xpaned->last_allocation.width;
2556 xpaned->top_left_child_size.height += allocation->height
2557 - xpaned->last_allocation.height;
2561 (!xpaned->top_left_child_resize
2562 && xpaned->top_right_child_resize))
2564 xpaned->top_left_child_size.width = allocation->width
2565 * ((gdouble) xpaned->top_left_child_size.width /
2566 (xpaned->last_allocation.width)) + 0.5;
2568 xpaned->top_left_child_size.height = allocation->height
2569 * ((gdouble) xpaned->top_left_child_size.height /
2570 (xpaned->last_allocation.height)) + 0.5;
2573 if (xpaned->last_allocation.height > 0)
2575 if (xpaned->top_left_child_resize
2576 && !xpaned->top_right_child_resize)
2578 xpaned->top_left_child_size.width +=
2579 allocation->width - xpaned->last_allocation.width;
2580 xpaned->top_left_child_size.height +=
2581 allocation->height - xpaned->last_allocation.height;
2585 (!xpaned->top_left_child_resize
2586 && xpaned->top_right_child_resize))
2588 xpaned->top_left_child_size.width =
2590 ((gdouble) xpaned->top_left_child_size.width /
2591 (xpaned->last_allocation.width)) + 0.5;
2592 xpaned->top_left_child_size.height =
2593 allocation->height *
2594 ((gdouble) xpaned->top_left_child_size.height /
2595 (xpaned->last_allocation.height)) + 0.5;
2601 xpaned->top_left_child_size.width =
2602 CLAMP (xpaned->top_left_child_size.width, xpaned->min_position.x,
2603 xpaned->max_position.x);
2604 xpaned->top_left_child_size.height =
2605 CLAMP (xpaned->top_left_child_size.height, xpaned->min_position.y,
2606 xpaned->max_position.y);
2608 xpaned->top_right_child_size.width =
2609 CLAMP (xpaned->top_right_child_size.width, xpaned->min_position.x,
2610 xpaned->max_position.x);
2611 xpaned->top_right_child_size.height =
2612 CLAMP (xpaned->top_right_child_size.height, xpaned->min_position.y,
2613 xpaned->max_position.y);
2615 xpaned->bottom_left_child_size.width =
2616 CLAMP (xpaned->bottom_left_child_size.width, xpaned->min_position.x,
2617 xpaned->max_position.x);
2618 xpaned->bottom_left_child_size.height =
2619 CLAMP (xpaned->bottom_left_child_size.height, xpaned->min_position.y,
2620 xpaned->max_position.y);
2622 xpaned->bottom_right_child_size.width =
2623 CLAMP (xpaned->bottom_right_child_size.width, xpaned->min_position.x,
2624 xpaned->max_position.x);
2625 xpaned->bottom_right_child_size.height =
2626 CLAMP (xpaned->bottom_right_child_size.height, xpaned->min_position.y,
2627 xpaned->max_position.y);
2629 gtk_widget_set_child_visible (xpaned->top_left_child, TRUE);
2630 gtk_widget_set_child_visible (xpaned->top_right_child, TRUE);
2631 gtk_widget_set_child_visible (xpaned->bottom_left_child, TRUE);
2632 gtk_widget_set_child_visible (xpaned->bottom_right_child, TRUE);
2634 g_object_freeze_notify (G_OBJECT (xpaned));
2636 if (xpaned->top_left_child_size.width != old_position.x)
2637 g_object_notify (G_OBJECT (xpaned), "x-position");
2638 if (xpaned->top_left_child_size.height != old_position.y)
2639 g_object_notify (G_OBJECT (xpaned), "y-position");
2641 if (xpaned->top_right_child_size.width != old_position.x)
2642 g_object_notify (G_OBJECT (xpaned), "x-position");
2643 if (xpaned->top_right_child_size.height != old_position.y)
2644 g_object_notify (G_OBJECT (xpaned), "y-position");
2646 if (xpaned->bottom_left_child_size.width != old_position.x)
2647 g_object_notify (G_OBJECT (xpaned), "x-position");
2648 if (xpaned->bottom_left_child_size.height != old_position.y)
2649 g_object_notify (G_OBJECT (xpaned), "y-position");
2651 if (xpaned->bottom_right_child_size.width != old_position.x)
2652 g_object_notify (G_OBJECT (xpaned), "x-position");
2653 if (xpaned->bottom_right_child_size.height != old_position.y)
2654 g_object_notify (G_OBJECT (xpaned), "y-position");
2656 if (xpaned->min_position.x != old_min_position.x)
2657 g_object_notify (G_OBJECT (xpaned), "min-x-position");
2658 if (xpaned->min_position.y != old_min_position.y)
2659 g_object_notify (G_OBJECT (xpaned), "min-y-position");
2661 if (xpaned->max_position.x != old_max_position.x)
2662 g_object_notify (G_OBJECT (xpaned), "max-y-position");
2663 if (xpaned->max_position.y != old_max_position.y)
2664 g_object_notify (G_OBJECT (xpaned), "max-y-position");
2666 g_object_thaw_notify (G_OBJECT (xpaned));
2668 xpaned->last_allocation.width = allocation->width;
2669 xpaned->last_allocation.height = allocation->height;
2673 gtk_xpaned_set_saved_focus (GtkXPaned * xpaned, GtkWidget * widget)
2675 if (xpaned->priv->saved_focus)
2676 g_object_remove_weak_pointer (G_OBJECT (xpaned->priv->saved_focus),
2677 (gpointer *) & (xpaned->priv->saved_focus));
2679 xpaned->priv->saved_focus = widget;
2681 if (xpaned->priv->saved_focus)
2682 g_object_add_weak_pointer (G_OBJECT (xpaned->priv->saved_focus),
2683 (gpointer *) & (xpaned->priv->saved_focus));
2687 gtk_xpaned_set_first_xpaned (GtkXPaned * xpaned, GtkXPaned * first_xpaned)
2689 if (xpaned->priv->first_xpaned)
2690 g_object_remove_weak_pointer (G_OBJECT (xpaned->priv->first_xpaned),
2691 (gpointer *) & (xpaned->priv->
2694 xpaned->priv->first_xpaned = first_xpaned;
2696 if (xpaned->priv->first_xpaned)
2697 g_object_add_weak_pointer (G_OBJECT (xpaned->priv->first_xpaned),
2698 (gpointer *) & (xpaned->priv->first_xpaned));
2702 gtk_xpaned_set_last_top_left_child_focus (GtkXPaned * xpaned,
2705 if (xpaned->last_top_left_child_focus)
2706 g_object_remove_weak_pointer (G_OBJECT
2707 (xpaned->last_top_left_child_focus),
2708 (gpointer *) & (xpaned->
2709 last_top_left_child_focus));
2711 xpaned->last_top_left_child_focus = widget;
2713 if (xpaned->last_top_left_child_focus)
2714 g_object_add_weak_pointer (G_OBJECT (xpaned->last_top_left_child_focus),
2715 (gpointer *) & (xpaned->
2716 last_top_left_child_focus));
2720 gtk_xpaned_set_last_top_right_child_focus (GtkXPaned * xpaned,
2723 if (xpaned->last_top_right_child_focus)
2724 g_object_remove_weak_pointer (G_OBJECT
2725 (xpaned->last_top_right_child_focus),
2726 (gpointer *) & (xpaned->
2727 last_top_right_child_focus));
2729 xpaned->last_top_right_child_focus = widget;
2731 if (xpaned->last_top_right_child_focus)
2732 g_object_add_weak_pointer (G_OBJECT (xpaned->last_top_right_child_focus),
2733 (gpointer *) & (xpaned->
2734 last_top_right_child_focus));
2738 gtk_xpaned_set_last_bottom_left_child_focus (GtkXPaned * xpaned,
2741 if (xpaned->last_bottom_left_child_focus)
2742 g_object_remove_weak_pointer (G_OBJECT
2743 (xpaned->last_bottom_left_child_focus),
2744 (gpointer *) & (xpaned->
2745 last_bottom_left_child_focus));
2747 xpaned->last_bottom_left_child_focus = widget;
2749 if (xpaned->last_bottom_left_child_focus)
2750 g_object_add_weak_pointer (G_OBJECT
2751 (xpaned->last_bottom_left_child_focus),
2752 (gpointer *) & (xpaned->
2753 last_bottom_left_child_focus));
2757 gtk_xpaned_set_last_bottom_right_child_focus (GtkXPaned * xpaned,
2760 if (xpaned->last_bottom_right_child_focus)
2761 g_object_remove_weak_pointer (G_OBJECT
2762 (xpaned->last_bottom_right_child_focus),
2763 (gpointer *) & (xpaned->
2764 last_bottom_right_child_focus));
2766 xpaned->last_bottom_right_child_focus = widget;
2768 if (xpaned->last_bottom_right_child_focus)
2769 g_object_add_weak_pointer (G_OBJECT
2770 (xpaned->last_bottom_right_child_focus),
2771 (gpointer *) & (xpaned->
2772 last_bottom_right_child_focus));
2776 xpaned_get_focus_widget (GtkXPaned * xpaned)
2778 GtkWidget *toplevel;
2780 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (xpaned));
2781 if (gtk_widget_is_toplevel (toplevel))
2782 return gtk_window_get_focus (GTK_WINDOW (toplevel));
2788 gtk_xpaned_set_focus_child (GtkContainer * container, GtkWidget * focus_child)
2792 g_return_if_fail (GTK_IS_XPANED (container));
2794 xpaned = GTK_XPANED (container);
2796 if (focus_child == NULL)
2798 GtkWidget *last_focus;
2801 last_focus = xpaned_get_focus_widget (xpaned);
2805 /* If there is one or more paned widgets between us and the
2806 * focus widget, we want the topmost of those as last_focus
2808 for (w = last_focus; w != GTK_WIDGET (xpaned); w = gtk_widget_get_parent (w))
2809 if (GTK_IS_XPANED (w))
2812 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
2813 gtk_xpaned_set_last_top_left_child_focus (xpaned, last_focus);
2814 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2815 gtk_xpaned_set_last_top_right_child_focus (xpaned, last_focus);
2816 else if (gtk_container_get_focus_child (container) == xpaned->bottom_left_child)
2817 gtk_xpaned_set_last_bottom_left_child_focus (xpaned, last_focus);
2818 else if (gtk_container_get_focus_child (container) == xpaned->bottom_right_child)
2819 gtk_xpaned_set_last_bottom_right_child_focus (xpaned, last_focus);
2823 if (parent_class->set_focus_child)
2824 (*parent_class->set_focus_child) (container, focus_child);
2828 gtk_xpaned_get_cycle_chain (GtkXPaned * xpaned,
2829 GtkDirectionType direction, GList ** widgets)
2831 GtkContainer *container = GTK_CONTAINER (xpaned);
2832 GtkWidget *ancestor = NULL;
2833 GList *temp_list = NULL;
2836 if (xpaned->in_recursion)
2839 g_assert (widgets != NULL);
2841 if (xpaned->last_top_left_child_focus &&
2842 !gtk_widget_is_ancestor (xpaned->last_top_left_child_focus,
2843 GTK_WIDGET (xpaned)))
2845 gtk_xpaned_set_last_top_left_child_focus (xpaned, NULL);
2848 if (xpaned->last_top_right_child_focus &&
2849 !gtk_widget_is_ancestor (xpaned->last_top_right_child_focus,
2850 GTK_WIDGET (xpaned)))
2852 gtk_xpaned_set_last_top_right_child_focus (xpaned, NULL);
2855 if (xpaned->last_bottom_left_child_focus &&
2856 !gtk_widget_is_ancestor (xpaned->last_bottom_left_child_focus,
2857 GTK_WIDGET (xpaned)))
2859 gtk_xpaned_set_last_bottom_left_child_focus (xpaned, NULL);
2862 if (xpaned->last_bottom_right_child_focus &&
2863 !gtk_widget_is_ancestor (xpaned->last_bottom_right_child_focus,
2864 GTK_WIDGET (xpaned)))
2866 gtk_xpaned_set_last_bottom_right_child_focus (xpaned, NULL);
2869 if (gtk_widget_get_parent (GTK_WIDGET (xpaned)))
2870 ancestor = gtk_widget_get_ancestor (gtk_widget_get_parent (GTK_WIDGET (xpaned)),
2873 /* The idea here is that temp_list is a list of widgets we want to cycle
2874 * to. The list is prioritized so that the first element is our first
2875 * choice, the next our second, and so on.
2877 * We can't just use g_list_reverse(), because we want to try
2878 * paned->last_child?_focus before paned->child?, both when we
2879 * are going forward and backward.
2881 if (direction == GTK_DIR_TAB_FORWARD)
2883 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
2886 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2887 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2888 temp_list = g_list_append (temp_list, ancestor);
2890 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2892 temp_list = g_list_append (temp_list, ancestor);
2894 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2895 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2897 else if (gtk_container_get_focus_child (container) == xpaned->bottom_left_child)
2899 temp_list = g_list_append (temp_list, ancestor);
2901 g_list_append (temp_list, xpaned->last_bottom_right_child_focus);
2902 temp_list = g_list_append (temp_list, xpaned->bottom_right_child);
2904 else if (gtk_container_get_focus_child (container) == xpaned->bottom_right_child)
2906 temp_list = g_list_append (temp_list, ancestor);
2908 g_list_append (temp_list, xpaned->last_top_left_child_focus);
2909 temp_list = g_list_append (temp_list, xpaned->top_left_child);
2914 g_list_append (temp_list, xpaned->last_top_left_child_focus);
2915 temp_list = g_list_append (temp_list, xpaned->top_left_child);
2917 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2918 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2920 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2921 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2923 g_list_append (temp_list, xpaned->last_bottom_right_child_focus);
2924 temp_list = g_list_append (temp_list, xpaned->bottom_right_child);
2925 temp_list = g_list_append (temp_list, ancestor);
2930 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
2932 temp_list = g_list_append (temp_list, ancestor);
2934 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2935 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2937 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2940 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2941 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2942 temp_list = g_list_append (temp_list, ancestor);
2944 else if (gtk_container_get_focus_child (container) == xpaned->bottom_right_child)
2947 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2948 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2949 temp_list = g_list_append (temp_list, ancestor);
2951 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2954 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2955 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2956 temp_list = g_list_append (temp_list, ancestor);
2961 g_list_append (temp_list, xpaned->last_bottom_right_child_focus);
2962 temp_list = g_list_append (temp_list, xpaned->bottom_right_child);
2964 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2965 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2967 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2968 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2970 g_list_append (temp_list, xpaned->last_top_left_child_focus);
2971 temp_list = g_list_append (temp_list, xpaned->top_left_child);
2972 temp_list = g_list_append (temp_list, ancestor);
2976 /* Walk the list and expand all the paned widgets. */
2977 for (list = temp_list; list != NULL; list = list->next)
2979 GtkWidget *widget = list->data;
2983 if (GTK_IS_XPANED (widget))
2985 xpaned->in_recursion = TRUE;
2986 gtk_xpaned_get_cycle_chain (GTK_XPANED (widget),
2987 direction, widgets);
2988 xpaned->in_recursion = FALSE;
2992 *widgets = g_list_append (*widgets, widget);
2997 g_list_free (temp_list);
3001 gtk_xpaned_cycle_child_focus (GtkXPaned * xpaned, gboolean reversed)
3003 GList *cycle_chain = NULL;
3006 GtkDirectionType direction =
3007 reversed ? GTK_DIR_TAB_BACKWARD : GTK_DIR_TAB_FORWARD;
3009 /* ignore f6 if the handle is focused */
3010 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3013 /* we can't just let the event propagate up the hierarchy,
3014 * because the paned will want to cycle focus _unless_ an
3015 * ancestor paned handles the event
3017 gtk_xpaned_get_cycle_chain (xpaned, direction, &cycle_chain);
3019 for (list = cycle_chain; list != NULL; list = list->next)
3020 if (gtk_widget_child_focus (GTK_WIDGET (list->data), direction))
3023 g_list_free (cycle_chain);
3029 get_child_xpanes (GtkWidget * widget, GList ** xpanes)
3031 if (GTK_IS_XPANED (widget))
3033 GtkXPaned *xpaned = GTK_XPANED (widget);
3035 get_child_xpanes (xpaned->top_left_child, xpanes);
3036 *xpanes = g_list_prepend (*xpanes, widget);
3037 get_child_xpanes (xpaned->top_right_child, xpanes);
3038 *xpanes = g_list_prepend (*xpanes, widget);
3039 get_child_xpanes (xpaned->bottom_left_child, xpanes);
3040 *xpanes = g_list_prepend (*xpanes, widget);
3041 get_child_xpanes (xpaned->bottom_right_child, xpanes);
3043 else if (GTK_IS_CONTAINER (widget))
3045 gtk_container_foreach (GTK_CONTAINER (widget),
3046 (GtkCallback) get_child_xpanes, xpanes);
3051 get_all_xpanes (GtkXPaned * xpaned)
3053 GtkXPaned *topmost = NULL;
3054 GList *result = NULL;
3057 for (w = GTK_WIDGET (xpaned); w != NULL; w = gtk_widget_get_parent (w))
3059 if (GTK_IS_XPANED (w))
3060 topmost = GTK_XPANED (w);
3065 get_child_xpanes (GTK_WIDGET (topmost), &result);
3067 return g_list_reverse (result);
3071 gtk_xpaned_find_neighbours (GtkXPaned * xpaned,
3072 GtkXPaned ** next, GtkXPaned ** prev)
3077 all_xpanes = get_all_xpanes (xpaned);
3078 g_assert (all_xpanes);
3080 this_link = g_list_find (all_xpanes, xpaned);
3082 g_assert (this_link);
3084 if (this_link->next)
3085 *next = this_link->next->data;
3087 *next = all_xpanes->data;
3089 if (this_link->prev)
3090 *prev = this_link->prev->data;
3092 *prev = g_list_last (all_xpanes)->data;
3094 g_list_free (all_xpanes);
3098 gtk_xpaned_move_handle (GtkXPaned * xpaned, GtkScrollType scroll)
3100 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3102 GdkPoint old_position;
3103 GdkPoint new_position;
3108 SINGLE_STEP_SIZE = 1,
3112 new_position.x = old_position.x = gtk_xpaned_get_position_x (xpaned);
3113 new_position.y = old_position.y = gtk_xpaned_get_position_y (xpaned);
3118 case GTK_SCROLL_STEP_LEFT:
3119 case GTK_SCROLL_STEP_UP:
3120 case GTK_SCROLL_STEP_BACKWARD:
3121 increment = -SINGLE_STEP_SIZE;
3124 case GTK_SCROLL_STEP_RIGHT:
3125 case GTK_SCROLL_STEP_DOWN:
3126 case GTK_SCROLL_STEP_FORWARD:
3127 increment = SINGLE_STEP_SIZE;
3130 case GTK_SCROLL_PAGE_LEFT:
3131 case GTK_SCROLL_PAGE_UP:
3132 case GTK_SCROLL_PAGE_BACKWARD:
3133 increment = -PAGE_STEP_SIZE;
3136 case GTK_SCROLL_PAGE_RIGHT:
3137 case GTK_SCROLL_PAGE_DOWN:
3138 case GTK_SCROLL_PAGE_FORWARD:
3139 increment = PAGE_STEP_SIZE;
3142 case GTK_SCROLL_START:
3143 new_position.x = xpaned->min_position.x;
3144 new_position.y = xpaned->min_position.y;
3147 case GTK_SCROLL_END:
3148 new_position.x = xpaned->max_position.x;
3149 new_position.y = xpaned->max_position.y;
3158 if (is_rtl (xpaned))
3159 increment = -increment;
3161 new_position.x = old_position.x + increment;
3162 new_position.y = old_position.y + increment;
3165 new_position.x = CLAMP (new_position.x,
3166 xpaned->min_position.x, xpaned->max_position.x);
3168 new_position.y = CLAMP (new_position.y,
3169 xpaned->min_position.y, xpaned->max_position.y);
3171 if (old_position.x != new_position.x)
3172 gtk_xpaned_set_position_x (xpaned, new_position.x);
3174 if (old_position.y != new_position.y)
3175 gtk_xpaned_set_position_y (xpaned, new_position.y);
3184 gtk_xpaned_restore_focus (GtkXPaned * xpaned)
3186 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3188 if (xpaned->priv->saved_focus &&
3189 gtk_widget_get_sensitive (xpaned->priv->saved_focus))
3191 gtk_widget_grab_focus (xpaned->priv->saved_focus);
3195 /* the saved focus is somehow not available for focusing,
3197 * 1) tabbing into the paned widget
3198 * if that didn't work,
3199 * 2) unset focus for the window if there is one
3202 if (!gtk_widget_child_focus
3203 (GTK_WIDGET (xpaned), GTK_DIR_TAB_FORWARD))
3205 GtkWidget *toplevel =
3206 gtk_widget_get_toplevel (GTK_WIDGET (xpaned));
3208 if (GTK_IS_WINDOW (toplevel))
3209 gtk_window_set_focus (GTK_WINDOW (toplevel), NULL);
3213 gtk_xpaned_set_saved_focus (xpaned, NULL);
3214 gtk_xpaned_set_first_xpaned (xpaned, NULL);
3219 gtk_xpaned_accept_position (GtkXPaned * xpaned)
3221 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3223 xpaned->original_position.x = -1;
3224 xpaned->original_position.y = -1;
3225 gtk_xpaned_restore_focus (xpaned);
3234 gtk_xpaned_cancel_position (GtkXPaned * xpaned)
3236 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3238 if (xpaned->original_position.x != -1)
3240 gtk_xpaned_set_position_x (xpaned, xpaned->original_position.x);
3241 xpaned->original_position.x = -1;
3244 if (xpaned->original_position.y != -1)
3246 gtk_xpaned_set_position_y (xpaned, xpaned->original_position.y);
3247 xpaned->original_position.y = -1;
3250 gtk_xpaned_restore_focus (xpaned);
3258 gtk_xpaned_cycle_handle_focus (GtkXPaned * xpaned, gboolean reversed)
3263 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3265 GtkXPaned *focus = NULL;
3267 if (!xpaned->priv->first_xpaned)
3269 /* The first_pane has disappeared. As an ad-hoc solution,
3270 * we make the currently focused paned the first_paned. To the
3271 * user this will seem like the paned cycling has been reset.
3273 gtk_xpaned_set_first_xpaned (xpaned, xpaned);
3276 gtk_xpaned_find_neighbours (xpaned, &next, &prev);
3278 if (reversed && prev &&
3279 prev != xpaned && xpaned != xpaned->priv->first_xpaned)
3283 else if (!reversed &&
3284 next && next != xpaned && next != xpaned->priv->first_xpaned)
3290 gtk_xpaned_accept_position (xpaned);
3296 gtk_xpaned_set_saved_focus (focus, xpaned->priv->saved_focus);
3297 gtk_xpaned_set_first_xpaned (focus, xpaned->priv->first_xpaned);
3299 gtk_xpaned_set_saved_focus (xpaned, NULL);
3300 gtk_xpaned_set_first_xpaned (xpaned, NULL);
3302 gtk_widget_grab_focus (GTK_WIDGET (focus));
3304 if (!gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3306 xpaned->original_position.x = -1;
3307 xpaned->original_position.y = -1;
3308 focus->original_position.x = gtk_xpaned_get_position_x (focus);
3309 focus->original_position.y = gtk_xpaned_get_position_y (focus);
3314 GtkContainer *container = GTK_CONTAINER (xpaned);
3319 GtkWidget *toplevel;
3321 gtk_xpaned_find_neighbours (xpaned, &next, &prev);
3323 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
3336 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
3351 /* Focus is not inside this xpaned, and we don't have focus.
3352 * Presumably this happened because the application wants us
3353 * to start keyboard navigating.
3363 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (xpaned));
3365 if (GTK_IS_WINDOW (toplevel))
3366 gtk_xpaned_set_saved_focus (focus,
3367 gtk_window_get_focus (GTK_WINDOW (toplevel)));
3368 gtk_xpaned_set_first_xpaned (focus, first);
3369 focus->original_position.x = gtk_xpaned_get_position_x (focus);
3370 focus->original_position.y = gtk_xpaned_get_position_y (focus);
3372 gtk_widget_grab_focus (GTK_WIDGET (focus));
3379 gtk_xpaned_toggle_handle_focus (GtkXPaned * xpaned)
3381 /* This function/signal has the wrong name. It is called when you
3382 * press Tab or Shift-Tab and what we do is act as if
3383 * the user pressed Return and then Tab or Shift-Tab
3385 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3386 gtk_xpaned_accept_position (xpaned);
3391 /*#define __GTK_XPANED_C__*/
3392 /*#include "gtkaliasdef.c"*/