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>
70 static void gtk_xpaned_class_init (GtkXPanedClass * klass);
72 static void gtk_xpaned_init (GtkXPaned * xpaned);
74 static void gtk_xpaned_size_request (GtkWidget * widget,
75 GtkRequisition * requisition);
77 static void gtk_xpaned_size_allocate (GtkWidget * widget,
78 GtkAllocation * allocation);
80 static void gtk_xpaned_set_property (GObject * object,
85 static void gtk_xpaned_get_property (GObject * object,
87 GValue * value, GParamSpec * pspec);
89 static void gtk_xpaned_set_child_property (GtkContainer * container,
95 static void gtk_xpaned_get_child_property (GtkContainer * container,
101 static void gtk_xpaned_finalize (GObject * object);
103 static void gtk_xpaned_realize (GtkWidget * widget);
105 static void gtk_xpaned_unrealize (GtkWidget * widget);
107 static void gtk_xpaned_map (GtkWidget * widget);
109 static void gtk_xpaned_unmap (GtkWidget * widget);
111 static gboolean gtk_xpaned_expose (GtkWidget * widget,
112 GdkEventExpose * event);
114 static gboolean gtk_xpaned_enter (GtkWidget * widget,
115 GdkEventCrossing * event);
117 static gboolean gtk_xpaned_leave (GtkWidget * widget,
118 GdkEventCrossing * event);
120 static gboolean gtk_xpaned_button_press (GtkWidget * widget,
121 GdkEventButton * event);
123 static gboolean gtk_xpaned_button_release (GtkWidget * widget,
124 GdkEventButton * event);
126 static gboolean gtk_xpaned_motion (GtkWidget * widget,
127 GdkEventMotion * event);
129 static gboolean gtk_xpaned_focus (GtkWidget * widget,
130 GtkDirectionType direction);
132 static void gtk_xpaned_add (GtkContainer * container, GtkWidget * widget);
134 static void gtk_xpaned_remove (GtkContainer * container, GtkWidget * widget);
136 static void gtk_xpaned_forall (GtkContainer * container,
137 gboolean include_internals,
138 GtkCallback callback, gpointer callback_data);
140 static void gtk_xpaned_set_focus_child (GtkContainer * container,
143 static void gtk_xpaned_set_saved_focus (GtkXPaned * xpaned,
146 static void gtk_xpaned_set_first_xpaned (GtkXPaned * xpaned,
147 GtkXPaned * first_xpaned);
149 static void gtk_xpaned_set_last_top_left_child_focus (GtkXPaned * xpaned,
152 static void gtk_xpaned_set_last_top_right_child_focus (GtkXPaned * xpaned,
155 static void gtk_xpaned_set_last_bottom_left_child_focus (GtkXPaned * xpaned,
158 static void gtk_xpaned_set_last_bottom_right_child_focus (GtkXPaned * xpaned,
161 static gboolean gtk_xpaned_cycle_child_focus (GtkXPaned * xpaned,
164 static gboolean gtk_xpaned_cycle_handle_focus (GtkXPaned * xpaned,
167 static gboolean gtk_xpaned_move_handle (GtkXPaned * xpaned,
168 GtkScrollType scroll);
170 static gboolean gtk_xpaned_accept_position (GtkXPaned * xpaned);
172 static gboolean gtk_xpaned_cancel_position (GtkXPaned * xpaned);
174 static gboolean gtk_xpaned_toggle_handle_focus (GtkXPaned * xpaned);
176 static GType gtk_xpaned_child_type (GtkContainer * container);
178 static GtkContainerClass *parent_class = NULL;
180 struct _GtkXPanedPrivate
182 GtkWidget *saved_focus;
183 GtkXPaned *first_xpaned;
187 gtk_xpaned_get_type (void)
189 static GType xpaned_type = 0;
193 static const GTypeInfo xpaned_info = {
194 sizeof (GtkXPanedClass),
195 NULL, /* base_init */
196 NULL, /* base_finalize */
197 (GClassInitFunc) gtk_xpaned_class_init,
198 NULL, /* class_finalize */
199 NULL, /* class_data */
202 (GInstanceInitFunc) gtk_xpaned_init
205 xpaned_type = g_type_register_static (GTK_TYPE_CONTAINER,
206 "GtkXPaned", &xpaned_info, 0);
213 gtk_xpaned_new (void)
217 xpaned = g_object_new (GTK_TYPE_XPANED, NULL);
219 return GTK_WIDGET (xpaned);
222 static guint signals[LAST_SIGNAL] = { 0 };
225 add_tab_bindings (GtkBindingSet * binding_set, GdkModifierType modifiers)
227 gtk_binding_entry_add_signal (binding_set,
228 GDK_Tab, modifiers, "toggle_handle_focus", 0);
230 gtk_binding_entry_add_signal (binding_set,
232 modifiers, "toggle_handle_focus", 0);
236 add_move_binding (GtkBindingSet * binding_set,
237 guint keyval, GdkModifierType mask, GtkScrollType scroll)
239 gtk_binding_entry_add_signal (binding_set,
243 1, GTK_TYPE_SCROLL_TYPE, scroll);
247 gtk_xpaned_class_init (GtkXPanedClass * class)
249 GObjectClass *object_class;
250 GtkWidgetClass *widget_class;
251 GtkContainerClass *container_class;
252 GtkXPanedClass *xpaned_class;
253 GtkBindingSet *binding_set;
255 object_class = (GObjectClass *) class;
256 widget_class = (GtkWidgetClass *) class;
257 container_class = (GtkContainerClass *) class;
258 xpaned_class = (GtkXPanedClass *) class;
260 parent_class = g_type_class_peek_parent (class);
262 object_class->set_property = gtk_xpaned_set_property;
263 object_class->get_property = gtk_xpaned_get_property;
264 object_class->finalize = gtk_xpaned_finalize;
266 widget_class->realize = gtk_xpaned_realize;
267 widget_class->unrealize = gtk_xpaned_unrealize;
268 widget_class->map = gtk_xpaned_map;
269 widget_class->unmap = gtk_xpaned_unmap;
270 widget_class->expose_event = gtk_xpaned_expose;
271 widget_class->focus = gtk_xpaned_focus;
272 widget_class->enter_notify_event = gtk_xpaned_enter;
273 widget_class->leave_notify_event = gtk_xpaned_leave;
274 widget_class->button_press_event = gtk_xpaned_button_press;
275 widget_class->button_release_event = gtk_xpaned_button_release;
276 widget_class->motion_notify_event = gtk_xpaned_motion;
277 widget_class->size_request = gtk_xpaned_size_request;
278 widget_class->size_allocate = gtk_xpaned_size_allocate;
280 container_class->add = gtk_xpaned_add;
281 container_class->remove = gtk_xpaned_remove;
282 container_class->forall = gtk_xpaned_forall;
283 container_class->child_type = gtk_xpaned_child_type;
284 container_class->set_focus_child = gtk_xpaned_set_focus_child;
285 container_class->set_child_property = gtk_xpaned_set_child_property;
286 container_class->get_child_property = gtk_xpaned_get_child_property;
288 xpaned_class->cycle_child_focus = gtk_xpaned_cycle_child_focus;
289 xpaned_class->toggle_handle_focus = gtk_xpaned_toggle_handle_focus;
290 xpaned_class->move_handle = gtk_xpaned_move_handle;
291 xpaned_class->cycle_handle_focus = gtk_xpaned_cycle_handle_focus;
292 xpaned_class->accept_position = gtk_xpaned_accept_position;
293 xpaned_class->cancel_position = gtk_xpaned_cancel_position;
295 g_object_class_install_property (object_class,
297 g_param_spec_int ("x-position",
299 ("x-Position of paned separator in pixels (0 means all the way to the left)"),
306 g_object_class_install_property (object_class,
308 g_param_spec_int ("y-position",
310 "y-Position of paned separator in pixels (0 means all the way to the top)",
317 g_object_class_install_property (object_class,
319 g_param_spec_boolean ("position-set",
321 "TRUE if the Position property should be used",
326 gtk_widget_class_install_style_property (widget_class,
327 g_param_spec_int ("handle-size",
335 * GtkXPaned:min-x-position:
337 * The smallest possible value for the x-position property. This property is derived from the
338 * size and shrinkability of the widget's children.
342 g_object_class_install_property (object_class,
344 g_param_spec_int ("min-x-position",
345 "Minimal x-Position",
346 "Smallest possible value for the \"x-position\" property",
349 0, G_PARAM_READABLE));
352 * GtkXPaned:min-y-position:
354 * The smallest possible value for the y-position property. This property is derived from the
355 * size and shrinkability of the widget's children.
359 g_object_class_install_property (object_class,
361 g_param_spec_int ("min-y-position",
362 "Minimal y-Position",
363 "Smallest possible value for the \"y-position\" property",
366 0, G_PARAM_READABLE));
369 * GtkPaned:max-x-position:
371 * The largest possible value for the x-position property. This property is derived from the
372 * size and shrinkability of the widget's children.
376 g_object_class_install_property (object_class,
378 g_param_spec_int ("max-x-position",
379 "Maximal x-Position",
380 "Largest possible value for the \"x-position\" property",
387 * GtkPaned:max-y-position:
389 * The largest possible value for the y-position property. This property is derived from the
390 * size and shrinkability of the widget's children.
394 g_object_class_install_property (object_class,
396 g_param_spec_int ("max-y-position",
397 "Maximal y-Position",
398 "Largest possible value for the \"y-position\" property",
407 * The "resize" child property determines whether the child expands and
408 * shrinks along with the paned widget.
412 gtk_container_class_install_child_property (container_class,
414 g_param_spec_boolean ("resize",
416 "If TRUE, the child expands and shrinks along with the paned widget",
423 * The "shrink" child property determines whether the child can be made
424 * smaller than its requisition.
428 gtk_container_class_install_child_property (container_class,
430 g_param_spec_boolean ("shrink",
432 "If TRUE, the child can be made smaller than its requisition",
436 signals[CYCLE_CHILD_FOCUS] = g_signal_new ("cycle-child-focus",
437 G_TYPE_FROM_CLASS (object_class),
440 G_STRUCT_OFFSET (GtkXPanedClass,
443 psppire_marshal_BOOLEAN__BOOLEAN,
447 signals[TOGGLE_HANDLE_FOCUS] = g_signal_new ("toggle-handle-focus",
454 toggle_handle_focus), NULL,
456 psppire_marshal_BOOLEAN__VOID,
459 signals[MOVE_HANDLE] = g_signal_new ("move-handle",
460 G_TYPE_FROM_CLASS (object_class),
461 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
462 G_STRUCT_OFFSET (GtkXPanedClass,
464 NULL, psppire_marshal_BOOLEAN__ENUM,
466 GTK_TYPE_SCROLL_TYPE);
468 signals[CYCLE_HANDLE_FOCUS] = g_signal_new ("cycle-handle-focus",
473 G_STRUCT_OFFSET (GtkXPanedClass,
476 psppire_marshal_BOOLEAN__BOOLEAN,
480 signals[ACCEPT_POSITION] = g_signal_new ("accept-position",
481 G_TYPE_FROM_CLASS (object_class),
484 G_STRUCT_OFFSET (GtkXPanedClass,
487 psppire_marshal_BOOLEAN__VOID,
490 signals[CANCEL_POSITION] = g_signal_new ("cancel-position",
491 G_TYPE_FROM_CLASS (object_class),
494 G_STRUCT_OFFSET (GtkXPanedClass,
497 psppire_marshal_BOOLEAN__VOID,
500 binding_set = gtk_binding_set_by_class (class);
503 gtk_binding_entry_add_signal (binding_set,
505 "cycle-child-focus", 1,
506 G_TYPE_BOOLEAN, FALSE);
508 gtk_binding_entry_add_signal (binding_set,
509 GDK_F6, GDK_SHIFT_MASK,
510 "cycle-child-focus", 1, G_TYPE_BOOLEAN, TRUE);
513 gtk_binding_entry_add_signal (binding_set,
515 "cycle-handle-focus", 1,
516 G_TYPE_BOOLEAN, FALSE);
518 gtk_binding_entry_add_signal (binding_set,
519 GDK_F8, GDK_SHIFT_MASK,
520 "cycle-handle-focus", 1,
521 G_TYPE_BOOLEAN, TRUE);
523 add_tab_bindings (binding_set, 0);
524 add_tab_bindings (binding_set, GDK_CONTROL_MASK);
525 add_tab_bindings (binding_set, GDK_SHIFT_MASK);
526 add_tab_bindings (binding_set, GDK_CONTROL_MASK | GDK_SHIFT_MASK);
528 /* accept and cancel positions */
529 gtk_binding_entry_add_signal (binding_set,
530 GDK_Escape, 0, "cancel-position", 0);
532 gtk_binding_entry_add_signal (binding_set,
533 GDK_Return, 0, "accept-position", 0);
535 gtk_binding_entry_add_signal (binding_set,
536 GDK_KP_Enter, 0, "accept-position", 0);
538 gtk_binding_entry_add_signal (binding_set,
539 GDK_space, 0, "accept-position", 0);
541 gtk_binding_entry_add_signal (binding_set,
542 GDK_KP_Space, 0, "accept-position", 0);
545 add_move_binding (binding_set, GDK_Left, 0, GTK_SCROLL_STEP_LEFT);
546 add_move_binding (binding_set, GDK_KP_Left, 0, GTK_SCROLL_STEP_LEFT);
547 add_move_binding (binding_set, GDK_Left, GDK_CONTROL_MASK,
548 GTK_SCROLL_PAGE_LEFT);
549 add_move_binding (binding_set, GDK_KP_Left, GDK_CONTROL_MASK,
550 GTK_SCROLL_PAGE_LEFT);
552 add_move_binding (binding_set, GDK_Right, 0, GTK_SCROLL_STEP_RIGHT);
553 add_move_binding (binding_set, GDK_Right, GDK_CONTROL_MASK,
554 GTK_SCROLL_PAGE_RIGHT);
555 add_move_binding (binding_set, GDK_KP_Right, 0, GTK_SCROLL_STEP_RIGHT);
556 add_move_binding (binding_set, GDK_KP_Right, GDK_CONTROL_MASK,
557 GTK_SCROLL_PAGE_RIGHT);
559 add_move_binding (binding_set, GDK_Up, 0, GTK_SCROLL_STEP_UP);
560 add_move_binding (binding_set, GDK_Up, GDK_CONTROL_MASK,
562 add_move_binding (binding_set, GDK_KP_Up, 0, GTK_SCROLL_STEP_UP);
563 add_move_binding (binding_set, GDK_KP_Up, GDK_CONTROL_MASK,
565 add_move_binding (binding_set, GDK_Page_Up, 0, GTK_SCROLL_PAGE_UP);
566 add_move_binding (binding_set, GDK_KP_Page_Up, 0, GTK_SCROLL_PAGE_UP);
568 add_move_binding (binding_set, GDK_Down, 0, GTK_SCROLL_STEP_DOWN);
569 add_move_binding (binding_set, GDK_Down, GDK_CONTROL_MASK,
570 GTK_SCROLL_PAGE_DOWN);
571 add_move_binding (binding_set, GDK_KP_Down, 0, GTK_SCROLL_STEP_DOWN);
572 add_move_binding (binding_set, GDK_KP_Down, GDK_CONTROL_MASK,
573 GTK_SCROLL_PAGE_DOWN);
574 add_move_binding (binding_set, GDK_Page_Down, 0, GTK_SCROLL_PAGE_RIGHT);
575 add_move_binding (binding_set, GDK_KP_Page_Down, 0, GTK_SCROLL_PAGE_RIGHT);
577 add_move_binding (binding_set, GDK_Home, 0, GTK_SCROLL_START);
578 add_move_binding (binding_set, GDK_KP_Home, 0, GTK_SCROLL_START);
579 add_move_binding (binding_set, GDK_End, 0, GTK_SCROLL_END);
580 add_move_binding (binding_set, GDK_KP_End, 0, GTK_SCROLL_END);
584 gtk_xpaned_child_type (GtkContainer * container)
586 if (!GTK_XPANED (container)->top_left_child ||
587 !GTK_XPANED (container)->top_right_child ||
588 !GTK_XPANED (container)->bottom_left_child ||
589 !GTK_XPANED (container)->bottom_right_child)
590 return GTK_TYPE_WIDGET;
596 gtk_xpaned_init (GtkXPaned * xpaned)
598 gtk_widget_set_can_focus (GTK_WIDGET (xpaned), TRUE);
599 gtk_widget_set_has_window (GTK_WIDGET (xpaned), FALSE);
601 xpaned->top_left_child = NULL;
602 xpaned->top_right_child = NULL;
603 xpaned->bottom_left_child = NULL;
604 xpaned->bottom_right_child = NULL;
605 xpaned->handle_east = NULL;
606 xpaned->handle_west = NULL;
607 xpaned->handle_north = NULL;
608 xpaned->handle_south = NULL;
609 xpaned->handle_middle = NULL;
610 xpaned->cursor_type_east = GDK_SB_V_DOUBLE_ARROW;
611 xpaned->cursor_type_west = GDK_SB_V_DOUBLE_ARROW;
612 xpaned->cursor_type_north = GDK_SB_H_DOUBLE_ARROW;
613 xpaned->cursor_type_south = GDK_SB_H_DOUBLE_ARROW;
614 xpaned->cursor_type_middle = GDK_FLEUR;
616 xpaned->handle_pos_east.width = 5;
617 xpaned->handle_pos_east.height = 5;
618 xpaned->handle_pos_west.width = 5;
619 xpaned->handle_pos_west.height = 5;
620 xpaned->handle_pos_north.width = 5;
621 xpaned->handle_pos_north.height = 5;
622 xpaned->handle_pos_south.width = 5;
623 xpaned->handle_pos_south.height = 5;
624 xpaned->handle_pos_middle.width = 5;
625 xpaned->handle_pos_middle.height = 5;
627 xpaned->position_set = FALSE;
628 xpaned->last_allocation.width = -1;
629 xpaned->last_allocation.height = -1;
630 xpaned->in_drag_vert = FALSE;
631 xpaned->in_drag_horiz = FALSE;
632 xpaned->in_drag_vert_and_horiz = FALSE;
634 xpaned->maximized[GTK_XPANED_TOP_LEFT] = FALSE;
635 xpaned->maximized[GTK_XPANED_TOP_RIGHT] = FALSE;
636 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] = FALSE;
637 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT] = FALSE;
639 xpaned->priv = g_new0 (GtkXPanedPrivate, 1);
640 xpaned->last_top_left_child_focus = NULL;
641 xpaned->last_top_right_child_focus = NULL;
642 xpaned->last_bottom_left_child_focus = NULL;
643 xpaned->last_bottom_right_child_focus = NULL;
644 xpaned->in_recursion = FALSE;
645 xpaned->handle_prelit = FALSE;
646 xpaned->original_position.x = -1;
647 xpaned->original_position.y = -1;
648 xpaned->unmaximized_position.x = -1;
649 xpaned->unmaximized_position.y = -1;
651 xpaned->handle_pos_east.x = -1;
652 xpaned->handle_pos_east.y = -1;
653 xpaned->handle_pos_west.x = -1;
654 xpaned->handle_pos_west.y = -1;
655 xpaned->handle_pos_north.x = -1;
656 xpaned->handle_pos_north.y = -1;
657 xpaned->handle_pos_south.x = -1;
658 xpaned->handle_pos_south.y = -1;
659 xpaned->handle_pos_middle.x = -1;
660 xpaned->handle_pos_middle.y = -1;
662 xpaned->drag_pos.x = -1;
663 xpaned->drag_pos.y = -1;
667 gtk_xpaned_size_request (GtkWidget * widget, GtkRequisition * requisition)
669 GtkXPaned *xpaned = GTK_XPANED (widget);
670 GtkRequisition child_requisition;
672 requisition->width = 0;
673 requisition->height = 0;
675 if (xpaned->top_left_child
676 && gtk_widget_get_visible (xpaned->top_left_child))
678 gtk_widget_size_request (xpaned->top_left_child, &child_requisition);
680 requisition->width = child_requisition.width;
681 requisition->height = child_requisition.height;
684 if (xpaned->top_right_child
685 && gtk_widget_get_visible (xpaned->top_right_child))
687 gtk_widget_size_request (xpaned->top_right_child, &child_requisition);
689 requisition->width += child_requisition.width;
690 requisition->height =
691 MAX (requisition->height, child_requisition.height);
694 if (xpaned->bottom_left_child
695 && gtk_widget_get_visible (xpaned->bottom_left_child))
697 gtk_widget_size_request (xpaned->bottom_left_child, &child_requisition);
699 requisition->width = MAX (requisition->width, child_requisition.width);
700 requisition->height += child_requisition.height;
703 if (xpaned->bottom_right_child
704 && gtk_widget_get_visible (xpaned->bottom_right_child))
706 gtk_widget_size_request (xpaned->bottom_right_child,
709 requisition->width = child_requisition.width;
710 requisition->height = child_requisition.height;
713 /* add 2 times the set border-width to the GtkXPaneds requisition */
714 requisition->width += gtk_container_get_border_width (GTK_CONTAINER (xpaned)) * 2;
715 requisition->height += gtk_container_get_border_width (GTK_CONTAINER (xpaned)) * 2;
717 /* also add the handle "thickness" to GtkXPaneds width- and height-requisitions */
718 if (xpaned->top_left_child
719 && gtk_widget_get_visible (xpaned->top_left_child)
720 && xpaned->top_right_child
721 && gtk_widget_get_visible (xpaned->top_right_child)
722 && xpaned->bottom_left_child
723 && gtk_widget_get_visible (xpaned->bottom_left_child)
724 && xpaned->bottom_right_child
725 && gtk_widget_get_visible (xpaned->bottom_right_child))
729 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
730 requisition->width += handle_size;
731 requisition->height += handle_size;
736 gtk_xpaned_compute_position (GtkXPaned * xpaned,
737 const GtkAllocation * allocation,
738 GtkRequisition * top_left_child_req,
739 GtkRequisition * top_right_child_req,
740 GtkRequisition * bottom_left_child_req,
741 GtkRequisition * bottom_right_child_req);
745 gtk_xpaned_size_allocate (GtkWidget * widget, GtkAllocation * allocation)
747 GtkXPaned *xpaned = GTK_XPANED (widget);
748 gint border_width = gtk_container_get_border_width (GTK_CONTAINER (xpaned));
749 GtkAllocation top_left_child_allocation;
750 GtkAllocation top_right_child_allocation;
751 GtkAllocation bottom_left_child_allocation;
752 GtkAllocation bottom_right_child_allocation;
753 GtkRequisition top_left_child_requisition;
754 GtkRequisition top_right_child_requisition;
755 GtkRequisition bottom_left_child_requisition;
756 GtkRequisition bottom_right_child_requisition;
759 /* determine size of handle(s) */
760 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
762 gtk_widget_set_allocation (widget, allocation);
764 if (xpaned->top_left_child
765 && gtk_widget_get_visible (xpaned->top_left_child)
766 && xpaned->top_right_child
767 && gtk_widget_get_visible (xpaned->top_right_child)
768 && xpaned->bottom_left_child
769 && gtk_widget_get_visible (xpaned->bottom_left_child)
770 && xpaned->bottom_right_child
771 && gtk_widget_get_visible (xpaned->bottom_right_child))
773 /* what sizes do the children want to be at least at */
774 gtk_widget_get_child_requisition (xpaned->top_left_child,
775 &top_left_child_requisition);
776 gtk_widget_get_child_requisition (xpaned->top_right_child,
777 &top_right_child_requisition);
778 gtk_widget_get_child_requisition (xpaned->bottom_left_child,
779 &bottom_left_child_requisition);
780 gtk_widget_get_child_requisition (xpaned->bottom_right_child,
781 &bottom_right_child_requisition);
783 /* determine the total requisition-sum of all requisitions of borders,
784 * handles, children etc. */
785 gtk_xpaned_compute_position (xpaned,
787 &top_left_child_requisition,
788 &top_right_child_requisition,
789 &bottom_left_child_requisition,
790 &bottom_right_child_requisition);
792 /* calculate the current positions and sizes of the handles */
793 xpaned->handle_pos_east.x =
794 allocation->x + border_width +
795 xpaned->top_left_child_size.width + handle_size;
796 xpaned->handle_pos_east.y =
797 allocation->y + border_width +
798 xpaned->top_left_child_size.height;
799 xpaned->handle_pos_east.width =
800 allocation->width - xpaned->top_left_child_size.width -
801 2 * border_width - handle_size;
802 xpaned->handle_pos_east.height = handle_size;
804 xpaned->handle_pos_west.x = allocation->x + border_width;
805 xpaned->handle_pos_west.y = xpaned->handle_pos_east.y;
806 xpaned->handle_pos_west.width =
807 allocation->width - xpaned->handle_pos_east.width -
808 2 * border_width - handle_size;
809 xpaned->handle_pos_west.height = handle_size;
811 xpaned->handle_pos_north.x = xpaned->handle_pos_east.x - handle_size;
812 xpaned->handle_pos_north.y = allocation->y + border_width;
813 xpaned->handle_pos_north.width = handle_size;
814 xpaned->handle_pos_north.height =
815 xpaned->handle_pos_east.y - allocation->y - border_width;
817 xpaned->handle_pos_south.x = xpaned->handle_pos_north.x;
818 xpaned->handle_pos_south.y = xpaned->handle_pos_east.y + handle_size;
819 xpaned->handle_pos_south.width = handle_size;
820 xpaned->handle_pos_south.height =
821 allocation->height - xpaned->handle_pos_north.height -
822 2 * border_width - handle_size;
826 xpaned->handle_pos_middle.x = xpaned->handle_pos_north.x;
827 xpaned->handle_pos_middle.y = xpaned->handle_pos_east.y;
828 xpaned->handle_pos_middle.width = handle_size + CENTRUM;
829 xpaned->handle_pos_middle.height = handle_size + CENTRUM;
831 /* set allocation for top-left child */
832 top_left_child_allocation.x = allocation->x + border_width;
833 top_left_child_allocation.y = allocation->y + border_width;
834 top_left_child_allocation.width = xpaned->handle_pos_west.width;
835 top_left_child_allocation.height = xpaned->handle_pos_north.height;
837 /* set allocation for top-right child */
838 top_right_child_allocation.x =
839 allocation->x + border_width + handle_size +
840 top_left_child_allocation.width;
841 top_right_child_allocation.y = allocation->y + border_width;
842 top_right_child_allocation.width = xpaned->handle_pos_east.width;
843 top_right_child_allocation.height = xpaned->handle_pos_north.height;
845 /* set allocation for bottom-left child */
846 bottom_left_child_allocation.x = xpaned->handle_pos_west.x;
847 bottom_left_child_allocation.y = xpaned->handle_pos_south.y;
848 bottom_left_child_allocation.width = xpaned->handle_pos_west.width;
849 bottom_left_child_allocation.height = xpaned->handle_pos_south.height;
851 /* set allocation for bottom-right child */
852 bottom_right_child_allocation.x = top_right_child_allocation.x;
853 bottom_right_child_allocation.y = bottom_left_child_allocation.y;
854 bottom_right_child_allocation.width = xpaned->handle_pos_east.width;
855 bottom_right_child_allocation.height = xpaned->handle_pos_south.height;
857 if (gtk_widget_get_realized (widget))
859 if (gtk_widget_get_mapped (widget))
861 gdk_window_show (xpaned->handle_east);
862 gdk_window_show (xpaned->handle_west);
863 gdk_window_show (xpaned->handle_north);
864 gdk_window_show (xpaned->handle_south);
865 gdk_window_show (xpaned->handle_middle);
868 gdk_window_move_resize (xpaned->handle_east,
869 xpaned->handle_pos_east.x,
870 xpaned->handle_pos_east.y,
871 xpaned->handle_pos_east.width,
872 xpaned->handle_pos_east.height);
874 gdk_window_move_resize (xpaned->handle_west,
875 xpaned->handle_pos_west.x,
876 xpaned->handle_pos_west.y,
877 xpaned->handle_pos_west.width,
878 xpaned->handle_pos_west.height);
880 gdk_window_move_resize (xpaned->handle_north,
881 xpaned->handle_pos_north.x,
882 xpaned->handle_pos_north.y,
883 xpaned->handle_pos_north.width,
884 xpaned->handle_pos_north.height);
886 gdk_window_move_resize (xpaned->handle_south,
887 xpaned->handle_pos_south.x,
888 xpaned->handle_pos_south.y,
889 xpaned->handle_pos_south.width,
890 xpaned->handle_pos_south.height);
892 gdk_window_move_resize (xpaned->handle_middle,
893 xpaned->handle_pos_middle.x,
894 xpaned->handle_pos_middle.y,
895 xpaned->handle_pos_middle.width,
896 xpaned->handle_pos_middle.height);
899 /* Now allocate the childen, making sure, when resizing not to
900 * overlap the windows
902 if (gtk_widget_get_mapped (widget))
904 gtk_widget_size_allocate (xpaned->top_right_child,
905 &top_right_child_allocation);
906 gtk_widget_size_allocate (xpaned->top_left_child,
907 &top_left_child_allocation);
908 gtk_widget_size_allocate (xpaned->bottom_left_child,
909 &bottom_left_child_allocation);
910 gtk_widget_size_allocate (xpaned->bottom_right_child,
911 &bottom_right_child_allocation);
917 gtk_xpaned_set_property (GObject * object,
919 const GValue * value, GParamSpec * pspec)
921 GtkXPaned *xpaned = GTK_XPANED (object);
925 case PROP_X_POSITION:
926 gtk_xpaned_set_position_x (xpaned, g_value_get_int (value));
929 case PROP_Y_POSITION:
930 gtk_xpaned_set_position_y (xpaned, g_value_get_int (value));
933 case PROP_POSITION_SET:
934 xpaned->position_set = g_value_get_boolean (value);
935 gtk_widget_queue_resize (GTK_WIDGET (xpaned));
939 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
945 gtk_xpaned_get_property (GObject * object,
946 guint prop_id, GValue * value, GParamSpec * pspec)
948 GtkXPaned *xpaned = GTK_XPANED (object);
952 case PROP_X_POSITION:
953 g_value_set_int (value, xpaned->top_left_child_size.width);
956 case PROP_Y_POSITION:
957 g_value_set_int (value, xpaned->top_left_child_size.height);
960 case PROP_POSITION_SET:
961 g_value_set_boolean (value, xpaned->position_set);
964 case PROP_MIN_X_POSITION:
965 g_value_set_int (value, xpaned->min_position.x);
968 case PROP_MIN_Y_POSITION:
969 g_value_set_int (value, xpaned->min_position.y);
972 case PROP_MAX_X_POSITION:
973 g_value_set_int (value, xpaned->max_position.x);
976 case PROP_MAX_Y_POSITION:
977 g_value_set_int (value, xpaned->max_position.y);
981 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
987 gtk_xpaned_set_child_property (GtkContainer * container,
990 const GValue * value, GParamSpec * pspec)
992 GtkXPaned *xpaned = GTK_XPANED (container);
993 gboolean old_value = FALSE;
994 gboolean new_value = FALSE;
996 g_assert (child == xpaned->top_left_child ||
997 child == xpaned->top_right_child ||
998 child == xpaned->bottom_left_child ||
999 child == xpaned->bottom_right_child);
1001 new_value = g_value_get_boolean (value);
1003 switch (property_id)
1005 case CHILD_PROP_RESIZE:
1006 if (child == xpaned->top_left_child)
1008 old_value = xpaned->top_left_child_resize;
1009 xpaned->top_left_child_resize = new_value;
1011 else if (child == xpaned->top_right_child)
1013 old_value = xpaned->top_right_child_resize;
1014 xpaned->top_right_child_resize = new_value;
1016 else if (child == xpaned->bottom_left_child)
1018 old_value = xpaned->bottom_left_child_resize;
1019 xpaned->bottom_left_child_resize = new_value;
1021 else if (child == xpaned->bottom_right_child)
1023 old_value = xpaned->bottom_right_child_resize;
1024 xpaned->bottom_right_child_resize = new_value;
1028 case CHILD_PROP_SHRINK:
1029 if (child == xpaned->top_left_child)
1031 old_value = xpaned->top_left_child_shrink;
1032 xpaned->top_left_child_shrink = new_value;
1034 else if (child == xpaned->top_right_child)
1036 old_value = xpaned->top_right_child_shrink;
1037 xpaned->top_right_child_shrink = new_value;
1039 else if (child == xpaned->bottom_left_child)
1041 old_value = xpaned->bottom_left_child_shrink;
1042 xpaned->bottom_left_child_shrink = new_value;
1044 else if (child == xpaned->bottom_right_child)
1046 old_value = xpaned->bottom_right_child_shrink;
1047 xpaned->bottom_right_child_shrink = new_value;
1052 GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container,
1053 property_id, pspec);
1054 old_value = -1; /* quiet gcc */
1058 if (old_value != new_value)
1059 gtk_widget_queue_resize (GTK_WIDGET (container));
1063 gtk_xpaned_get_child_property (GtkContainer * container,
1066 GValue * value, GParamSpec * pspec)
1068 GtkXPaned *xpaned = GTK_XPANED (container);
1070 g_assert (child == xpaned->top_left_child ||
1071 child == xpaned->top_right_child ||
1072 child == xpaned->bottom_left_child ||
1073 child == xpaned->bottom_right_child);
1075 switch (property_id)
1077 case CHILD_PROP_RESIZE:
1078 if (child == xpaned->top_left_child)
1079 g_value_set_boolean (value, xpaned->top_left_child_resize);
1080 else if (child == xpaned->top_right_child)
1081 g_value_set_boolean (value, xpaned->top_right_child_resize);
1082 else if (child == xpaned->bottom_left_child)
1083 g_value_set_boolean (value, xpaned->bottom_left_child_resize);
1084 else if (child == xpaned->bottom_right_child)
1085 g_value_set_boolean (value, xpaned->bottom_right_child_resize);
1088 case CHILD_PROP_SHRINK:
1089 if (child == xpaned->top_left_child)
1090 g_value_set_boolean (value, xpaned->top_left_child_shrink);
1091 else if (child == xpaned->top_right_child)
1092 g_value_set_boolean (value, xpaned->top_right_child_shrink);
1093 else if (child == xpaned->bottom_left_child)
1094 g_value_set_boolean (value, xpaned->bottom_left_child_shrink);
1095 else if (child == xpaned->bottom_right_child)
1096 g_value_set_boolean (value, xpaned->bottom_right_child_shrink);
1100 GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container,
1101 property_id, pspec);
1107 gtk_xpaned_finalize (GObject * object)
1109 GtkXPaned *xpaned = GTK_XPANED (object);
1111 gtk_xpaned_set_saved_focus (xpaned, NULL);
1112 gtk_xpaned_set_first_xpaned (xpaned, NULL);
1114 g_free (xpaned->priv);
1116 G_OBJECT_CLASS (parent_class)->finalize (object);
1120 gtk_xpaned_realize (GtkWidget * widget)
1123 GdkWindowAttr attributes_east;
1124 GdkWindowAttr attributes_west;
1125 GdkWindowAttr attributes_north;
1126 GdkWindowAttr attributes_south;
1127 GdkWindowAttr attributes_middle;
1128 gint attributes_mask_east;
1129 gint attributes_mask_west;
1130 gint attributes_mask_north;
1131 gint attributes_mask_south;
1132 gint attributes_mask_middle;
1134 gtk_widget_set_realized (widget, TRUE);
1135 xpaned = GTK_XPANED (widget);
1137 gtk_widget_set_window (widget, gtk_widget_get_parent_window (widget));
1138 // g_object_ref (widget->window);
1140 attributes_east.window_type = GDK_WINDOW_CHILD;
1141 attributes_west.window_type = GDK_WINDOW_CHILD;
1142 attributes_north.window_type = GDK_WINDOW_CHILD;
1143 attributes_south.window_type = GDK_WINDOW_CHILD;
1144 attributes_middle.window_type = GDK_WINDOW_CHILD;
1146 attributes_east.wclass = GDK_INPUT_ONLY;
1147 attributes_west.wclass = GDK_INPUT_ONLY;
1148 attributes_north.wclass = GDK_INPUT_ONLY;
1149 attributes_south.wclass = GDK_INPUT_ONLY;
1150 attributes_middle.wclass = GDK_INPUT_ONLY;
1152 attributes_east.x = xpaned->handle_pos_east.x;
1153 attributes_east.y = xpaned->handle_pos_east.y;
1154 attributes_east.width = xpaned->handle_pos_east.width;
1155 attributes_east.height = xpaned->handle_pos_east.height;
1157 attributes_west.x = xpaned->handle_pos_west.x;
1158 attributes_west.y = xpaned->handle_pos_west.y;
1159 attributes_west.width = xpaned->handle_pos_west.width;
1160 attributes_west.height = xpaned->handle_pos_west.height;
1162 attributes_north.x = xpaned->handle_pos_north.x;
1163 attributes_north.y = xpaned->handle_pos_north.y;
1164 attributes_north.width = xpaned->handle_pos_north.width;
1165 attributes_north.height = xpaned->handle_pos_north.height;
1167 attributes_south.x = xpaned->handle_pos_south.x;
1168 attributes_south.y = xpaned->handle_pos_south.y;
1169 attributes_south.width = xpaned->handle_pos_south.width;
1170 attributes_south.height = xpaned->handle_pos_south.height;
1172 attributes_middle.x = xpaned->handle_pos_middle.x;
1173 attributes_middle.y = xpaned->handle_pos_middle.y;
1174 attributes_middle.width = xpaned->handle_pos_middle.width;
1175 attributes_middle.height = xpaned->handle_pos_middle.height;
1177 attributes_east.cursor =
1178 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1179 xpaned->cursor_type_east);
1180 attributes_west.cursor =
1181 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1182 xpaned->cursor_type_west);
1183 attributes_north.cursor =
1184 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1185 xpaned->cursor_type_north);
1186 attributes_south.cursor =
1187 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1188 xpaned->cursor_type_south);
1189 attributes_middle.cursor =
1190 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1191 xpaned->cursor_type_middle);
1193 attributes_east.event_mask = gtk_widget_get_events (widget);
1194 attributes_west.event_mask = gtk_widget_get_events (widget);
1195 attributes_north.event_mask = gtk_widget_get_events (widget);
1196 attributes_south.event_mask = gtk_widget_get_events (widget);
1197 attributes_middle.event_mask = gtk_widget_get_events (widget);
1199 attributes_east.event_mask |= (GDK_BUTTON_PRESS_MASK |
1200 GDK_BUTTON_RELEASE_MASK |
1201 GDK_ENTER_NOTIFY_MASK |
1202 GDK_LEAVE_NOTIFY_MASK |
1203 GDK_POINTER_MOTION_MASK |
1204 GDK_POINTER_MOTION_HINT_MASK);
1205 attributes_west.event_mask |= (GDK_BUTTON_PRESS_MASK |
1206 GDK_BUTTON_RELEASE_MASK |
1207 GDK_ENTER_NOTIFY_MASK |
1208 GDK_LEAVE_NOTIFY_MASK |
1209 GDK_POINTER_MOTION_MASK |
1210 GDK_POINTER_MOTION_HINT_MASK);
1211 attributes_north.event_mask |= (GDK_BUTTON_PRESS_MASK |
1212 GDK_BUTTON_RELEASE_MASK |
1213 GDK_ENTER_NOTIFY_MASK |
1214 GDK_LEAVE_NOTIFY_MASK |
1215 GDK_POINTER_MOTION_MASK |
1216 GDK_POINTER_MOTION_HINT_MASK);
1217 attributes_south.event_mask |= (GDK_BUTTON_PRESS_MASK |
1218 GDK_BUTTON_RELEASE_MASK |
1219 GDK_ENTER_NOTIFY_MASK |
1220 GDK_LEAVE_NOTIFY_MASK |
1221 GDK_POINTER_MOTION_MASK |
1222 GDK_POINTER_MOTION_HINT_MASK);
1223 attributes_middle.event_mask |= (GDK_BUTTON_PRESS_MASK |
1224 GDK_BUTTON_RELEASE_MASK |
1225 GDK_ENTER_NOTIFY_MASK |
1226 GDK_LEAVE_NOTIFY_MASK |
1227 GDK_POINTER_MOTION_MASK |
1228 GDK_POINTER_MOTION_HINT_MASK);
1230 attributes_mask_east = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1231 attributes_mask_west = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1232 attributes_mask_north = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1233 attributes_mask_south = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1234 attributes_mask_middle = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1236 xpaned->handle_east = gdk_window_new (gtk_widget_get_window (widget),
1238 attributes_mask_east);
1239 xpaned->handle_west = gdk_window_new (gtk_widget_get_window (widget),
1241 attributes_mask_west);
1242 xpaned->handle_north = gdk_window_new (gtk_widget_get_window (widget),
1244 attributes_mask_north);
1245 xpaned->handle_south = gdk_window_new (gtk_widget_get_window (widget),
1247 attributes_mask_south);
1248 xpaned->handle_middle = gdk_window_new (gtk_widget_get_window (widget),
1250 attributes_mask_middle);
1252 gdk_window_set_user_data (xpaned->handle_east, xpaned);
1253 gdk_window_set_user_data (xpaned->handle_west, xpaned);
1254 gdk_window_set_user_data (xpaned->handle_north, xpaned);
1255 gdk_window_set_user_data (xpaned->handle_south, xpaned);
1256 gdk_window_set_user_data (xpaned->handle_middle, xpaned);
1258 gdk_cursor_unref (attributes_east.cursor);
1259 gdk_cursor_unref (attributes_west.cursor);
1260 gdk_cursor_unref (attributes_north.cursor);
1261 gdk_cursor_unref (attributes_south.cursor);
1262 gdk_cursor_unref (attributes_middle.cursor);
1265 GtkStyle *style = gtk_widget_get_style (widget);
1266 style = gtk_style_attach (style, gtk_widget_get_window (widget));
1267 gtk_widget_set_style (widget, style);
1271 if (xpaned->top_left_child
1272 && gtk_widget_get_visible (xpaned->top_left_child)
1273 && xpaned->top_right_child
1274 && gtk_widget_get_visible (xpaned->top_right_child)
1275 && xpaned->bottom_left_child
1276 && gtk_widget_get_visible (xpaned->bottom_left_child)
1277 && xpaned->bottom_right_child
1278 && gtk_widget_get_visible (xpaned->bottom_right_child))
1280 gdk_window_show (xpaned->handle_east);
1281 gdk_window_show (xpaned->handle_west);
1282 gdk_window_show (xpaned->handle_north);
1283 gdk_window_show (xpaned->handle_south);
1284 gdk_window_show (xpaned->handle_middle);
1289 gtk_xpaned_unrealize (GtkWidget * widget)
1291 GtkXPaned *xpaned = GTK_XPANED (widget);
1293 if (xpaned->handle_east)
1295 gdk_window_set_user_data (xpaned->handle_east, NULL);
1296 gdk_window_destroy (xpaned->handle_east);
1297 xpaned->handle_east = NULL;
1300 if (xpaned->handle_west)
1302 gdk_window_set_user_data (xpaned->handle_west, NULL);
1303 gdk_window_destroy (xpaned->handle_west);
1304 xpaned->handle_west = NULL;
1307 if (xpaned->handle_north)
1309 gdk_window_set_user_data (xpaned->handle_north, NULL);
1310 gdk_window_destroy (xpaned->handle_north);
1311 xpaned->handle_north = NULL;
1314 if (xpaned->handle_south)
1316 gdk_window_set_user_data (xpaned->handle_south, NULL);
1317 gdk_window_destroy (xpaned->handle_south);
1318 xpaned->handle_south = NULL;
1321 if (xpaned->handle_middle)
1323 gdk_window_set_user_data (xpaned->handle_middle, NULL);
1324 gdk_window_destroy (xpaned->handle_middle);
1325 xpaned->handle_middle = NULL;
1328 gtk_xpaned_set_last_top_left_child_focus (xpaned, NULL);
1329 gtk_xpaned_set_last_top_right_child_focus (xpaned, NULL);
1330 gtk_xpaned_set_last_bottom_left_child_focus (xpaned, NULL);
1331 gtk_xpaned_set_last_bottom_right_child_focus (xpaned, NULL);
1332 gtk_xpaned_set_saved_focus (xpaned, NULL);
1333 gtk_xpaned_set_first_xpaned (xpaned, NULL);
1335 if (GTK_WIDGET_CLASS (parent_class)->unrealize)
1336 (*GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
1340 gtk_xpaned_map (GtkWidget * widget)
1342 GtkXPaned *xpaned = GTK_XPANED (widget);
1344 gdk_window_show (xpaned->handle_east);
1345 gdk_window_show (xpaned->handle_west);
1346 gdk_window_show (xpaned->handle_north);
1347 gdk_window_show (xpaned->handle_south);
1348 gdk_window_show (xpaned->handle_middle);
1350 GTK_WIDGET_CLASS (parent_class)->map (widget);
1354 gtk_xpaned_unmap (GtkWidget * widget)
1356 GtkXPaned *xpaned = GTK_XPANED (widget);
1358 gdk_window_hide (xpaned->handle_east);
1359 gdk_window_hide (xpaned->handle_west);
1360 gdk_window_hide (xpaned->handle_north);
1361 gdk_window_hide (xpaned->handle_south);
1362 gdk_window_hide (xpaned->handle_middle);
1364 GTK_WIDGET_CLASS (parent_class)->unmap (widget);
1368 gtk_xpaned_expose (GtkWidget * widget, GdkEventExpose * event)
1370 GtkXPaned *xpaned = GTK_XPANED (widget);
1372 GdkRectangle horizontalClipArea;
1373 GdkRectangle verticalClipArea;
1375 /* determine size of handle(s) */
1376 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
1378 /* I want the handle-"thickness" to be at least 3 */
1379 g_assert (handle_size >= 3);
1381 if (gtk_widget_get_visible (widget) && gtk_widget_get_mapped (widget) &&
1382 xpaned->top_left_child
1383 && gtk_widget_get_visible (xpaned->top_left_child)
1384 && xpaned->top_right_child
1385 && gtk_widget_get_visible (xpaned->top_right_child)
1386 && xpaned->bottom_left_child
1387 && gtk_widget_get_visible (xpaned->bottom_left_child)
1388 && xpaned->bottom_right_child
1389 && gtk_widget_get_visible (xpaned->bottom_right_child))
1393 if (gtk_widget_is_focus (widget))
1394 state = GTK_STATE_SELECTED;
1395 else if (xpaned->handle_prelit)
1396 state = GTK_STATE_PRELIGHT;
1398 state = gtk_widget_get_state (widget);
1400 horizontalClipArea.x = xpaned->handle_pos_west.x;
1401 horizontalClipArea.y = xpaned->handle_pos_west.y;
1402 horizontalClipArea.width =
1403 xpaned->handle_pos_west.width + handle_size +
1404 xpaned->handle_pos_east.width;
1405 horizontalClipArea.height = handle_size;
1407 verticalClipArea.x = xpaned->handle_pos_north.x;
1408 verticalClipArea.y = xpaned->handle_pos_north.y;
1409 verticalClipArea.width = handle_size;
1410 verticalClipArea.height =
1411 xpaned->handle_pos_north.height + handle_size +
1412 xpaned->handle_pos_south.height;
1414 gtk_paint_handle (gtk_widget_get_style (widget),
1415 gtk_widget_get_window (widget),
1418 &horizontalClipArea,
1421 xpaned->handle_pos_east.x - handle_size - 256 / 2,
1422 xpaned->handle_pos_west.y + 1,
1423 256 + handle_size, handle_size - 2,
1424 /*xpaned->handle_pos_west.x,
1425 xpaned->handle_pos_west.y + 1,
1426 xpaned->handle_pos_west.width + handle_size + xpaned->handle_pos_east.width,
1428 GTK_ORIENTATION_HORIZONTAL);
1429 gtk_paint_handle (gtk_widget_get_style (widget),
1430 gtk_widget_get_window (widget),
1436 xpaned->handle_pos_north.x + 1,
1437 xpaned->handle_pos_south.y - handle_size - 256 / 2,
1438 handle_size - 2, 256 + handle_size,
1439 /*xpaned->handle_pos_north.x + 1,
1440 xpaned->handle_pos_north.y,
1442 xpaned->handle_pos_north.height + handle_size + xpaned->handle_pos_south.height, */
1443 GTK_ORIENTATION_VERTICAL);
1446 /* Chain up to draw children */
1447 GTK_WIDGET_CLASS (parent_class)->expose_event (widget, event);
1453 is_rtl (GtkXPaned * xpaned)
1455 if (gtk_widget_get_direction (GTK_WIDGET (xpaned)) == GTK_TEXT_DIR_RTL)
1462 update_drag (GtkXPaned * xpaned)
1466 GtkRequisition size;
1467 GtkAllocation allocation;
1468 gtk_widget_get_allocation (GTK_WIDGET (xpaned), &allocation);
1470 gtk_widget_get_pointer (GTK_WIDGET (xpaned), &pos.x, &pos.y);
1472 if (xpaned->in_drag_vert)
1474 pos.y -= xpaned->drag_pos.y;
1476 if (is_rtl (xpaned))
1478 gtk_widget_style_get (GTK_WIDGET (xpaned),
1479 "handle-size", &handle_size, NULL);
1481 size.height = allocation.height - pos.y - handle_size;
1485 size.height = pos.y;
1488 size.height -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1491 CLAMP (size.height, xpaned->min_position.y, xpaned->max_position.y);
1493 if (size.height != xpaned->top_left_child_size.height)
1494 gtk_xpaned_set_position_y (xpaned, size.height);
1497 if (xpaned->in_drag_horiz)
1499 pos.x -= xpaned->drag_pos.x;
1501 if (is_rtl (xpaned))
1503 gtk_widget_style_get (GTK_WIDGET (xpaned),
1504 "handle-size", &handle_size, NULL);
1506 size.width = allocation.width - pos.x - handle_size;
1513 size.width -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1516 CLAMP (size.width, xpaned->min_position.x, xpaned->max_position.x);
1518 if (size.width != xpaned->top_left_child_size.width)
1519 gtk_xpaned_set_position_x (xpaned, size.width);
1522 if (xpaned->in_drag_vert_and_horiz)
1524 pos.x -= xpaned->drag_pos.x;
1525 pos.y -= xpaned->drag_pos.y;
1527 if (is_rtl (xpaned))
1529 gtk_widget_style_get (GTK_WIDGET (xpaned),
1530 "handle-size", &handle_size, NULL);
1532 size.width = allocation.width - pos.x - handle_size;
1533 size.height = allocation.height - pos.y - handle_size;
1538 size.height = pos.y;
1541 size.width -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1542 size.height -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1545 CLAMP (size.width, xpaned->min_position.x, xpaned->max_position.x);
1547 CLAMP (size.height, xpaned->min_position.y, xpaned->max_position.y);
1549 if (size.width != xpaned->top_left_child_size.width)
1550 gtk_xpaned_set_position_x (xpaned, size.width);
1552 if (size.height != xpaned->top_left_child_size.height)
1553 gtk_xpaned_set_position_y (xpaned, size.height);
1558 gtk_xpaned_enter (GtkWidget * widget, GdkEventCrossing * event)
1560 GtkXPaned *xpaned = GTK_XPANED (widget);
1562 if (xpaned->in_drag_vert ||
1563 xpaned->in_drag_horiz || xpaned->in_drag_vert_and_horiz)
1564 update_drag (xpaned);
1567 xpaned->handle_prelit = TRUE;
1569 gtk_widget_queue_draw_area (widget,
1570 xpaned->handle_pos_east.x,
1571 xpaned->handle_pos_east.y,
1572 xpaned->handle_pos_east.width,
1573 xpaned->handle_pos_east.height);
1575 gtk_widget_queue_draw_area (widget,
1576 xpaned->handle_pos_west.x,
1577 xpaned->handle_pos_west.y,
1578 xpaned->handle_pos_west.width,
1579 xpaned->handle_pos_west.height);
1581 gtk_widget_queue_draw_area (widget,
1582 xpaned->handle_pos_north.x,
1583 xpaned->handle_pos_north.y,
1584 xpaned->handle_pos_north.width,
1585 xpaned->handle_pos_north.height);
1587 gtk_widget_queue_draw_area (widget,
1588 xpaned->handle_pos_south.x,
1589 xpaned->handle_pos_south.y,
1590 xpaned->handle_pos_south.width,
1591 xpaned->handle_pos_south.height);
1593 gtk_widget_queue_draw_area (widget,
1594 xpaned->handle_pos_middle.x,
1595 xpaned->handle_pos_middle.y,
1596 xpaned->handle_pos_middle.width,
1597 xpaned->handle_pos_middle.height);
1604 gtk_xpaned_leave (GtkWidget * widget, GdkEventCrossing * event)
1606 GtkXPaned *xpaned = GTK_XPANED (widget);
1608 if (xpaned->in_drag_vert ||
1609 xpaned->in_drag_horiz || xpaned->in_drag_vert_and_horiz)
1610 update_drag (xpaned);
1613 xpaned->handle_prelit = FALSE;
1615 gtk_widget_queue_draw_area (widget,
1616 xpaned->handle_pos_east.x,
1617 xpaned->handle_pos_east.y,
1618 xpaned->handle_pos_east.width,
1619 xpaned->handle_pos_east.height);
1621 gtk_widget_queue_draw_area (widget,
1622 xpaned->handle_pos_west.x,
1623 xpaned->handle_pos_west.y,
1624 xpaned->handle_pos_west.width,
1625 xpaned->handle_pos_west.height);
1627 gtk_widget_queue_draw_area (widget,
1628 xpaned->handle_pos_north.x,
1629 xpaned->handle_pos_north.y,
1630 xpaned->handle_pos_north.width,
1631 xpaned->handle_pos_north.height);
1633 gtk_widget_queue_draw_area (widget,
1634 xpaned->handle_pos_south.x,
1635 xpaned->handle_pos_south.y,
1636 xpaned->handle_pos_south.width,
1637 xpaned->handle_pos_south.height);
1639 gtk_widget_queue_draw_area (widget,
1640 xpaned->handle_pos_middle.x,
1641 xpaned->handle_pos_middle.y,
1642 xpaned->handle_pos_middle.width,
1643 xpaned->handle_pos_middle.height);
1650 gtk_xpaned_focus (GtkWidget * widget, GtkDirectionType direction)
1654 /* This is a hack, but how can this be done without
1655 * excessive cut-and-paste from gtkcontainer.c?
1658 gtk_widget_set_can_focus (GTK_WIDGET (widget), FALSE);
1659 retval = (*GTK_WIDGET_CLASS (parent_class)->focus) (widget, direction);
1660 gtk_widget_set_can_focus (GTK_WIDGET (widget), TRUE);
1666 gtk_xpaned_button_press (GtkWidget * widget, GdkEventButton * event)
1668 GtkXPaned *xpaned = GTK_XPANED (widget);
1670 /* if any child is currently maximized, jump right back */
1671 if (xpaned->maximized[GTK_XPANED_TOP_LEFT] ||
1672 xpaned->maximized[GTK_XPANED_TOP_RIGHT] ||
1673 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] ||
1674 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
1677 /* if user is dragging the handles around */
1678 if (!xpaned->in_drag_vert_and_horiz &&
1679 event->window != xpaned->handle_east &&
1680 event->window != xpaned->handle_west &&
1681 event->window != xpaned->handle_north &&
1682 event->window != xpaned->handle_south &&
1683 event->window == xpaned->handle_middle && event->button == 1)
1685 xpaned->in_drag_vert_and_horiz = TRUE;
1687 /* We need a server grab here, not gtk_grab_add(), since
1688 * we don't want to pass events on to the widget's children */
1689 if (gdk_pointer_grab (xpaned->handle_middle,
1691 GDK_POINTER_MOTION_HINT_MASK
1692 | GDK_BUTTON1_MOTION_MASK
1693 | GDK_BUTTON_RELEASE_MASK
1694 | GDK_ENTER_NOTIFY_MASK
1695 | GDK_LEAVE_NOTIFY_MASK,
1696 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1700 xpaned->drag_pos.x = event->x;
1701 xpaned->drag_pos.y = event->y;
1705 else if (!xpaned->in_drag_vert &&
1706 event->window == xpaned->handle_east &&
1707 event->window != xpaned->handle_west &&
1708 event->window != xpaned->handle_north &&
1709 event->window != xpaned->handle_south &&
1710 event->window != xpaned->handle_middle && event->button == 1)
1712 xpaned->in_drag_vert = TRUE;
1714 /* We need a server grab here, not gtk_grab_add(), since
1715 * we don't want to pass events on to the widget's children */
1716 if (gdk_pointer_grab (xpaned->handle_east,
1718 GDK_POINTER_MOTION_HINT_MASK
1719 | GDK_BUTTON1_MOTION_MASK
1720 | GDK_BUTTON_RELEASE_MASK
1721 | GDK_ENTER_NOTIFY_MASK
1722 | GDK_LEAVE_NOTIFY_MASK,
1723 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1727 xpaned->drag_pos.y = event->y;
1731 else if (!xpaned->in_drag_vert &&
1732 event->window != xpaned->handle_east &&
1733 event->window == xpaned->handle_west &&
1734 event->window != xpaned->handle_north &&
1735 event->window != xpaned->handle_south &&
1736 event->window != xpaned->handle_middle && event->button == 1)
1738 xpaned->in_drag_vert = TRUE;
1740 /* We need a server grab here, not gtk_grab_add(), since
1741 * we don't want to pass events on to the widget's children */
1742 if (gdk_pointer_grab (xpaned->handle_west,
1744 GDK_POINTER_MOTION_HINT_MASK
1745 | GDK_BUTTON1_MOTION_MASK
1746 | GDK_BUTTON_RELEASE_MASK
1747 | GDK_ENTER_NOTIFY_MASK
1748 | GDK_LEAVE_NOTIFY_MASK,
1749 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1753 xpaned->drag_pos.y = event->y;
1757 else if (!xpaned->in_drag_horiz &&
1758 event->window != xpaned->handle_east &&
1759 event->window != xpaned->handle_west &&
1760 event->window == xpaned->handle_north &&
1761 event->window != xpaned->handle_south &&
1762 event->window != xpaned->handle_middle && event->button == 1)
1764 xpaned->in_drag_horiz = TRUE;
1766 /* We need a server grab here, not gtk_grab_add(), since
1767 * we don't want to pass events on to the widget's children */
1768 if (gdk_pointer_grab (xpaned->handle_north,
1770 GDK_POINTER_MOTION_HINT_MASK
1771 | GDK_BUTTON1_MOTION_MASK
1772 | GDK_BUTTON_RELEASE_MASK
1773 | GDK_ENTER_NOTIFY_MASK
1774 | GDK_LEAVE_NOTIFY_MASK,
1775 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1779 xpaned->drag_pos.x = event->x;
1783 else if (!xpaned->in_drag_horiz &&
1784 event->window != xpaned->handle_east &&
1785 event->window != xpaned->handle_west &&
1786 event->window != xpaned->handle_north &&
1787 event->window == xpaned->handle_south &&
1788 event->window != xpaned->handle_middle && event->button == 1)
1790 xpaned->in_drag_horiz = TRUE;
1792 /* We need a server grab here, not gtk_grab_add(), since
1793 * we don't want to pass events on to the widget's children */
1794 if (gdk_pointer_grab (xpaned->handle_south,
1796 GDK_POINTER_MOTION_HINT_MASK
1797 | GDK_BUTTON1_MOTION_MASK
1798 | GDK_BUTTON_RELEASE_MASK
1799 | GDK_ENTER_NOTIFY_MASK
1800 | GDK_LEAVE_NOTIFY_MASK,
1801 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1805 xpaned->drag_pos.x = event->x;
1813 gtk_xpaned_button_release (GtkWidget * widget, GdkEventButton * event)
1815 GtkXPaned *xpaned = GTK_XPANED (widget);
1817 if (xpaned->in_drag_vert && (event->button == 1))
1819 xpaned->in_drag_vert = FALSE;
1820 xpaned->drag_pos.y = -1;
1821 xpaned->position_set = TRUE;
1822 gdk_display_pointer_ungrab (gtk_widget_get_display (widget),
1826 else if (xpaned->in_drag_horiz && (event->button == 1))
1828 xpaned->in_drag_horiz = FALSE;
1829 xpaned->drag_pos.x = -1;
1830 xpaned->position_set = TRUE;
1831 gdk_display_pointer_ungrab (gtk_widget_get_display (widget),
1835 else if (xpaned->in_drag_vert_and_horiz && (event->button == 1))
1837 xpaned->in_drag_vert_and_horiz = FALSE;
1838 xpaned->drag_pos.x = -1;
1839 xpaned->drag_pos.y = -1;
1840 xpaned->position_set = TRUE;
1841 gdk_display_pointer_ungrab (gtk_widget_get_display (widget),
1850 gtk_xpaned_motion (GtkWidget * widget, GdkEventMotion * event)
1852 GtkXPaned *xpaned = GTK_XPANED (widget);
1854 if (xpaned->in_drag_vert ||
1855 xpaned->in_drag_horiz || xpaned->in_drag_vert_and_horiz)
1858 update_drag (xpaned);
1866 gtk_xpaned_add_top_left (GtkXPaned * xpaned, GtkWidget * widget)
1868 gtk_xpaned_pack_top_left (xpaned, widget, FALSE, TRUE);
1872 gtk_xpaned_add_top_right (GtkXPaned * xpaned, GtkWidget * widget)
1874 gtk_xpaned_pack_top_right (xpaned, widget, FALSE, TRUE);
1878 gtk_xpaned_add_bottom_left (GtkXPaned * xpaned, GtkWidget * widget)
1880 gtk_xpaned_pack_bottom_left (xpaned, widget, FALSE, TRUE);
1884 gtk_xpaned_add_bottom_right (GtkXPaned * xpaned, GtkWidget * widget)
1886 gtk_xpaned_pack_bottom_right (xpaned, widget, FALSE, TRUE);
1890 gtk_xpaned_pack_top_left (GtkXPaned * xpaned,
1891 GtkWidget * child, gboolean resize, gboolean shrink)
1893 g_return_if_fail (GTK_IS_XPANED (xpaned));
1894 g_return_if_fail (GTK_IS_WIDGET (child));
1896 if (!xpaned->top_left_child)
1898 xpaned->top_left_child = child;
1899 xpaned->top_left_child_resize = resize;
1900 xpaned->top_left_child_shrink = shrink;
1902 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1907 gtk_xpaned_pack_top_right (GtkXPaned * xpaned,
1909 gboolean resize, gboolean shrink)
1911 g_return_if_fail (GTK_IS_XPANED (xpaned));
1912 g_return_if_fail (GTK_IS_WIDGET (child));
1914 if (!xpaned->top_right_child)
1916 xpaned->top_right_child = child;
1917 xpaned->top_right_child_resize = resize;
1918 xpaned->top_right_child_shrink = shrink;
1920 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1925 gtk_xpaned_pack_bottom_left (GtkXPaned * xpaned,
1927 gboolean resize, gboolean shrink)
1929 g_return_if_fail (GTK_IS_XPANED (xpaned));
1930 g_return_if_fail (GTK_IS_WIDGET (child));
1932 if (!xpaned->bottom_left_child)
1934 xpaned->bottom_left_child = child;
1935 xpaned->bottom_left_child_resize = resize;
1936 xpaned->bottom_left_child_shrink = shrink;
1938 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1943 gtk_xpaned_pack_bottom_right (GtkXPaned * xpaned,
1945 gboolean resize, gboolean shrink)
1947 g_return_if_fail (GTK_IS_XPANED (xpaned));
1948 g_return_if_fail (GTK_IS_WIDGET (child));
1950 if (!xpaned->bottom_right_child)
1952 xpaned->bottom_right_child = child;
1953 xpaned->bottom_right_child_resize = resize;
1954 xpaned->bottom_right_child_shrink = shrink;
1956 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1961 gtk_xpaned_add (GtkContainer * container, GtkWidget * widget)
1965 g_return_if_fail (GTK_IS_XPANED (container));
1967 xpaned = GTK_XPANED (container);
1969 if (!xpaned->top_left_child)
1970 gtk_xpaned_add_top_left (xpaned, widget);
1971 else if (!xpaned->top_right_child)
1972 gtk_xpaned_add_top_right (xpaned, widget);
1973 else if (!xpaned->bottom_left_child)
1974 gtk_xpaned_add_bottom_left (xpaned, widget);
1975 else if (!xpaned->bottom_right_child)
1976 gtk_xpaned_add_bottom_right (xpaned, widget);
1978 g_warning ("GtkXPaned cannot have more than 4 children\n");
1982 gtk_xpaned_remove (GtkContainer * container, GtkWidget * widget)
1985 gboolean was_visible;
1987 xpaned = GTK_XPANED (container);
1988 was_visible = gtk_widget_get_visible (widget);
1990 if (xpaned->top_left_child == widget)
1992 gtk_widget_unparent (widget);
1994 xpaned->top_left_child = NULL;
1996 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
1997 gtk_widget_queue_resize (GTK_WIDGET (container));
1999 else if (xpaned->top_right_child == widget)
2001 gtk_widget_unparent (widget);
2003 xpaned->top_right_child = NULL;
2005 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
2006 gtk_widget_queue_resize (GTK_WIDGET (container));
2008 else if (xpaned->bottom_left_child == widget)
2010 gtk_widget_unparent (widget);
2012 xpaned->bottom_left_child = NULL;
2014 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
2015 gtk_widget_queue_resize (GTK_WIDGET (container));
2017 else if (xpaned->bottom_right_child == widget)
2019 gtk_widget_unparent (widget);
2021 xpaned->bottom_right_child = NULL;
2023 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
2024 gtk_widget_queue_resize (GTK_WIDGET (container));
2027 g_warning ("GtkXPaned has no more children attached\n");
2032 gtk_xpaned_forall (GtkContainer * container,
2033 gboolean include_internals,
2034 GtkCallback callback, gpointer callback_data)
2038 g_return_if_fail (callback != NULL);
2040 xpaned = GTK_XPANED (container);
2042 if (xpaned->top_left_child)
2043 (*callback) (xpaned->top_left_child, callback_data);
2044 if (xpaned->top_right_child)
2045 (*callback) (xpaned->top_right_child, callback_data);
2046 if (xpaned->bottom_left_child)
2047 (*callback) (xpaned->bottom_left_child, callback_data);
2048 if (xpaned->bottom_right_child)
2049 (*callback) (xpaned->bottom_right_child, callback_data);
2053 * gtk_xpaned_get_position_x:
2054 * @paned: a #GtkXPaned widget
2056 * Obtains the x-position of the divider.
2058 * Return value: x-position of the divider
2061 gtk_xpaned_get_position_x (GtkXPaned * xpaned)
2063 g_return_val_if_fail (GTK_IS_XPANED (xpaned), 0);
2065 return xpaned->top_left_child_size.width;
2069 * gtk_xpaned_get_position_y:
2070 * @paned: a #GtkXPaned widget
2072 * Obtains the y-position of the divider.
2074 * Return value: y-position of the divider
2077 gtk_xpaned_get_position_y (GtkXPaned * xpaned)
2079 g_return_val_if_fail (GTK_IS_XPANED (xpaned), 0);
2081 return xpaned->top_left_child_size.height;
2085 * gtk_xpaned_set_position_x:
2086 * @paned: a #GtkXPaned widget
2087 * @xposition: pixel x-position of divider, a negative values
2088 * of a component mean that the position is unset.
2090 * Sets the x-position of the divider between the four panes.
2093 gtk_xpaned_set_position_x (GtkXPaned * xpaned, gint xposition)
2097 g_return_if_fail (GTK_IS_XPANED (xpaned));
2099 /* if any child is currently maximized, jump right back */
2100 if (xpaned->maximized[GTK_XPANED_TOP_LEFT] ||
2101 xpaned->maximized[GTK_XPANED_TOP_RIGHT] ||
2102 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] ||
2103 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2106 object = G_OBJECT (xpaned);
2110 /* We don't clamp here - the assumption is that
2111 * if the total allocation changes at the same time
2112 * as the position, the position set is with reference
2113 * to the new total size. If only the position changes,
2114 * then clamping will occur in gtk_paned_compute_position()
2117 xpaned->top_left_child_size.width = xposition;
2118 xpaned->position_set = TRUE;
2122 xpaned->position_set = FALSE;
2125 g_object_freeze_notify (object);
2126 g_object_notify (object, "x-position");
2127 g_object_notify (object, "position-set");
2128 g_object_thaw_notify (object);
2130 gtk_widget_queue_resize (GTK_WIDGET (xpaned));
2134 * gtk_xpaned_set_position_y:
2135 * @paned: a #GtkXPaned widget
2136 * @yposition: pixel y-position of divider, a negative values
2137 * of a component mean that the position is unset.
2139 * Sets the y-position of the divider between the four panes.
2142 gtk_xpaned_set_position_y (GtkXPaned * xpaned, gint yposition)
2146 g_return_if_fail (GTK_IS_XPANED (xpaned));
2148 /* if any child is currently maximized, jump right back */
2149 if (xpaned->maximized[GTK_XPANED_TOP_LEFT] ||
2150 xpaned->maximized[GTK_XPANED_TOP_RIGHT] ||
2151 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] ||
2152 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2155 object = G_OBJECT (xpaned);
2159 /* We don't clamp here - the assumption is that
2160 * if the total allocation changes at the same time
2161 * as the position, the position set is with reference
2162 * to the new total size. If only the position changes,
2163 * then clamping will occur in gtk_paned_compute_position()
2166 xpaned->top_left_child_size.height = yposition;
2167 xpaned->position_set = TRUE;
2171 xpaned->position_set = FALSE;
2174 g_object_freeze_notify (object);
2175 g_object_notify (object, "y-position");
2176 g_object_notify (object, "position-set");
2177 g_object_thaw_notify (object);
2179 gtk_widget_queue_resize (GTK_WIDGET (xpaned));
2182 /* this call is private and only intended for internal use! */
2184 gtk_xpaned_save_unmaximized_x (GtkXPaned * xpaned)
2186 xpaned->unmaximized_position.x = gtk_xpaned_get_position_x (xpaned);
2189 /* this call is private and only intended for internal use! */
2191 gtk_xpaned_save_unmaximized_y (GtkXPaned * xpaned)
2193 xpaned->unmaximized_position.y = gtk_xpaned_get_position_y (xpaned);
2196 /* this call is private and only intended for internal use! */
2198 gtk_xpaned_fetch_unmaximized_x (GtkXPaned * xpaned)
2200 return xpaned->unmaximized_position.x;
2203 /* this call is private and only intended for internal use! */
2205 gtk_xpaned_fetch_unmaximized_y (GtkXPaned * xpaned)
2207 return xpaned->unmaximized_position.y;
2211 * gtk_xpaned_get_top_left_child:
2212 * @xpaned: a #GtkXPaned widget
2214 * Obtains the top-left child of the xpaned widget.
2216 * Return value: top-left child, or %NULL if it is not set.
2221 gtk_xpaned_get_top_left_child (GtkXPaned * xpaned)
2223 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2225 return xpaned->top_left_child;
2229 * gtk_xpaned_get_top_right_child:
2230 * @xpaned: a #GtkXPaned widget
2232 * Obtains the top-right child of the xpaned widget.
2234 * Return value: top-right child, or %NULL if it is not set.
2239 gtk_xpaned_get_top_right_child (GtkXPaned * xpaned)
2241 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2243 return xpaned->top_right_child;
2247 * gtk_xpaned_get_bottom_left_child:
2248 * @xpaned: a #GtkXPaned widget
2250 * Obtains the bottom-left child of the xpaned widget.
2252 * Return value: bottom-left child, or %NULL if it is not set.
2257 gtk_xpaned_get_bottom_left_child (GtkXPaned * xpaned)
2259 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2261 return xpaned->bottom_left_child;
2265 * gtk_xpaned_get_bottom_right_child:
2266 * @xpaned: a #GtkXPaned widget
2268 * Obtains the bottom-right child of the xpaned widget.
2270 * Return value: bottom-right child, or %NULL if it is not set.
2275 gtk_xpaned_get_bottom_right_child (GtkXPaned * xpaned)
2277 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2279 return xpaned->bottom_right_child;
2283 gtk_xpaned_maximize_top_left (GtkXPaned * xpaned, gboolean maximize)
2287 /* see if any child is already maximized */
2288 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2289 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2290 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2291 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2293 /* save current position */
2294 gtk_xpaned_save_unmaximized_x (xpaned);
2295 gtk_xpaned_save_unmaximized_y (xpaned);
2297 /* set new maximized position */
2298 gtk_xpaned_set_position_x (xpaned, xpaned->max_position.x);
2299 gtk_xpaned_set_position_y (xpaned, xpaned->max_position.y);
2301 /* mark maximized flag for top-left child */
2302 xpaned->maximized[GTK_XPANED_TOP_LEFT] = TRUE;
2306 /* already one child maximized, report error */
2312 /* verify that top-left child is really currently maximized */
2313 if (xpaned->maximized[GTK_XPANED_TOP_LEFT])
2315 /* clear maximized flat for top-left child */
2316 xpaned->maximized[GTK_XPANED_TOP_LEFT] = FALSE;
2318 /* restore unmaximized position */
2319 gtk_xpaned_set_position_x (xpaned,
2320 gtk_xpaned_fetch_unmaximized_x (xpaned));
2321 gtk_xpaned_set_position_y (xpaned,
2322 gtk_xpaned_fetch_unmaximized_y (xpaned));
2326 /* top-left child is currently not maximized, report error */
2333 gtk_xpaned_maximize_top_right (GtkXPaned * xpaned, gboolean maximize)
2337 /* see if any child is already maximized */
2338 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2339 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2340 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2341 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2343 /* save current position */
2344 gtk_xpaned_save_unmaximized_x (xpaned);
2345 gtk_xpaned_save_unmaximized_y (xpaned);
2347 /* set new maximized position */
2348 gtk_xpaned_set_position_x (xpaned, xpaned->min_position.x);
2349 gtk_xpaned_set_position_y (xpaned, xpaned->max_position.y);
2351 /* mark maximized flag for top-right child */
2352 xpaned->maximized[GTK_XPANED_TOP_RIGHT] = TRUE;
2356 /* already one child maximized, report error */
2362 /* verify that top-right child is really currently maximized */
2363 if (xpaned->maximized[GTK_XPANED_TOP_RIGHT])
2365 /* clear maximized flat for top-right child */
2366 xpaned->maximized[GTK_XPANED_TOP_RIGHT] = FALSE;
2368 /* restore unmaximized position */
2369 gtk_xpaned_set_position_x (xpaned,
2370 gtk_xpaned_fetch_unmaximized_x (xpaned));
2371 gtk_xpaned_set_position_y (xpaned,
2372 gtk_xpaned_fetch_unmaximized_y (xpaned));
2376 /* top-right child is currently not maximized, report error */
2383 gtk_xpaned_maximize_bottom_left (GtkXPaned * xpaned, gboolean maximize)
2387 /* see if any child is already maximized */
2388 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2389 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2390 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2391 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2393 /* save current position */
2394 gtk_xpaned_save_unmaximized_x (xpaned);
2395 gtk_xpaned_save_unmaximized_y (xpaned);
2397 /* set new maximized position */
2398 gtk_xpaned_set_position_x (xpaned, xpaned->max_position.x);
2399 gtk_xpaned_set_position_y (xpaned, xpaned->min_position.y);
2401 /* mark maximized flag for bottom-left child */
2402 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] = TRUE;
2406 /* already one child maximized, report error */
2412 /* verify that bottom-left child is really currently maximized */
2413 if (xpaned->maximized[GTK_XPANED_BOTTOM_LEFT])
2415 /* clear maximized flat for bottom-left child */
2416 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] = FALSE;
2418 /* restore unmaximized position */
2419 gtk_xpaned_set_position_x (xpaned,
2420 gtk_xpaned_fetch_unmaximized_x (xpaned));
2421 gtk_xpaned_set_position_y (xpaned,
2422 gtk_xpaned_fetch_unmaximized_y (xpaned));
2426 /* bottom-left child is currently not maximized, report error */
2433 gtk_xpaned_maximize_bottom_right (GtkXPaned * xpaned, gboolean maximize)
2437 /* see if any child is already maximized */
2438 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2439 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2440 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2441 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2443 /* save current position */
2444 gtk_xpaned_save_unmaximized_x (xpaned);
2445 gtk_xpaned_save_unmaximized_y (xpaned);
2447 /* set new maximized position */
2448 gtk_xpaned_set_position_x (xpaned, xpaned->min_position.x);
2449 gtk_xpaned_set_position_y (xpaned, xpaned->min_position.y);
2451 /* mark maximized flag for bottom-right child */
2452 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT] = TRUE;
2456 /* already one child maximized, report error */
2462 /* verify that bottom-right child is really currently maximized */
2463 if (xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2465 /* clear maximized flat for bottom-right child */
2466 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT] = FALSE;
2468 /* restore unmaximized position */
2469 gtk_xpaned_set_position_x (xpaned,
2470 gtk_xpaned_fetch_unmaximized_x (xpaned));
2471 gtk_xpaned_set_position_y (xpaned,
2472 gtk_xpaned_fetch_unmaximized_y (xpaned));
2476 /* bottom-right child is currently not maximized, report error */
2483 gtk_xpaned_compute_position (GtkXPaned * xpaned,
2484 const GtkAllocation * allocation,
2485 GtkRequisition * top_left_child_req,
2486 GtkRequisition * top_right_child_req,
2487 GtkRequisition * bottom_left_child_req,
2488 GtkRequisition * bottom_right_child_req)
2490 GdkPoint old_position;
2491 GdkPoint old_min_position;
2492 GdkPoint old_max_position;
2494 gint border_width = gtk_container_get_border_width (GTK_CONTAINER (xpaned));
2496 g_return_if_fail (GTK_IS_XPANED (xpaned));
2498 old_position.x = xpaned->top_left_child_size.width;
2499 old_position.y = xpaned->top_left_child_size.height;
2500 old_min_position.x = xpaned->min_position.x;
2501 old_min_position.y = xpaned->min_position.y;
2502 old_max_position.x = xpaned->max_position.x;
2503 old_max_position.y = xpaned->max_position.y;
2505 xpaned->min_position.x =
2506 xpaned->top_left_child_shrink ? 0 : top_left_child_req->width;
2507 xpaned->min_position.y =
2508 xpaned->top_left_child_shrink ? 0 : top_left_child_req->height;
2510 gtk_widget_style_get (GTK_WIDGET (xpaned), "handle-size", &handle_size,
2513 xpaned->max_position.x = allocation->width - 2 * border_width - handle_size;
2514 xpaned->max_position.y =
2515 allocation->height - 2 * border_width - handle_size;
2516 if (!xpaned->top_left_child_shrink)
2517 xpaned->max_position.x =
2518 MAX (1, xpaned->max_position.x - top_left_child_req->width);
2519 xpaned->max_position.x =
2520 MAX (xpaned->min_position.x, xpaned->max_position.x);
2522 if (!xpaned->position_set)
2524 if (xpaned->top_left_child_resize && !xpaned->top_right_child_resize)
2526 xpaned->top_left_child_size.width =
2527 MAX (0, allocation->width - top_right_child_req->width);
2528 xpaned->top_left_child_size.height =
2529 MAX (0, allocation->height - top_right_child_req->height);
2531 else if (!xpaned->top_left_child_resize
2532 && xpaned->top_right_child_resize)
2534 xpaned->top_left_child_size.width = top_left_child_req->width;
2535 xpaned->top_left_child_size.height = top_left_child_req->height;
2539 xpaned->top_left_child_size.width = allocation->width * 0.5 + 0.5;
2540 xpaned->top_left_child_size.height = allocation->height * 0.5 + 0.5;
2545 /* If the position was set before the initial allocation.
2546 ** (paned->last_allocation <= 0) just clamp it and leave it. */
2547 if (xpaned->last_allocation.width > 0)
2549 if (xpaned->top_left_child_resize
2550 && !xpaned->top_right_child_resize)
2552 xpaned->top_left_child_size.width += allocation->width
2553 - xpaned->last_allocation.width;
2555 xpaned->top_left_child_size.height += allocation->height
2556 - xpaned->last_allocation.height;
2560 (!xpaned->top_left_child_resize
2561 && xpaned->top_right_child_resize))
2563 xpaned->top_left_child_size.width = allocation->width
2564 * ((gdouble) xpaned->top_left_child_size.width /
2565 (xpaned->last_allocation.width)) + 0.5;
2567 xpaned->top_left_child_size.height = allocation->height
2568 * ((gdouble) xpaned->top_left_child_size.height /
2569 (xpaned->last_allocation.height)) + 0.5;
2572 if (xpaned->last_allocation.height > 0)
2574 if (xpaned->top_left_child_resize
2575 && !xpaned->top_right_child_resize)
2577 xpaned->top_left_child_size.width +=
2578 allocation->width - xpaned->last_allocation.width;
2579 xpaned->top_left_child_size.height +=
2580 allocation->height - xpaned->last_allocation.height;
2584 (!xpaned->top_left_child_resize
2585 && xpaned->top_right_child_resize))
2587 xpaned->top_left_child_size.width =
2589 ((gdouble) xpaned->top_left_child_size.width /
2590 (xpaned->last_allocation.width)) + 0.5;
2591 xpaned->top_left_child_size.height =
2592 allocation->height *
2593 ((gdouble) xpaned->top_left_child_size.height /
2594 (xpaned->last_allocation.height)) + 0.5;
2600 xpaned->top_left_child_size.width =
2601 CLAMP (xpaned->top_left_child_size.width, xpaned->min_position.x,
2602 xpaned->max_position.x);
2603 xpaned->top_left_child_size.height =
2604 CLAMP (xpaned->top_left_child_size.height, xpaned->min_position.y,
2605 xpaned->max_position.y);
2607 xpaned->top_right_child_size.width =
2608 CLAMP (xpaned->top_right_child_size.width, xpaned->min_position.x,
2609 xpaned->max_position.x);
2610 xpaned->top_right_child_size.height =
2611 CLAMP (xpaned->top_right_child_size.height, xpaned->min_position.y,
2612 xpaned->max_position.y);
2614 xpaned->bottom_left_child_size.width =
2615 CLAMP (xpaned->bottom_left_child_size.width, xpaned->min_position.x,
2616 xpaned->max_position.x);
2617 xpaned->bottom_left_child_size.height =
2618 CLAMP (xpaned->bottom_left_child_size.height, xpaned->min_position.y,
2619 xpaned->max_position.y);
2621 xpaned->bottom_right_child_size.width =
2622 CLAMP (xpaned->bottom_right_child_size.width, xpaned->min_position.x,
2623 xpaned->max_position.x);
2624 xpaned->bottom_right_child_size.height =
2625 CLAMP (xpaned->bottom_right_child_size.height, xpaned->min_position.y,
2626 xpaned->max_position.y);
2628 gtk_widget_set_child_visible (xpaned->top_left_child, TRUE);
2629 gtk_widget_set_child_visible (xpaned->top_right_child, TRUE);
2630 gtk_widget_set_child_visible (xpaned->bottom_left_child, TRUE);
2631 gtk_widget_set_child_visible (xpaned->bottom_right_child, TRUE);
2633 g_object_freeze_notify (G_OBJECT (xpaned));
2635 if (xpaned->top_left_child_size.width != old_position.x)
2636 g_object_notify (G_OBJECT (xpaned), "x-position");
2637 if (xpaned->top_left_child_size.height != old_position.y)
2638 g_object_notify (G_OBJECT (xpaned), "y-position");
2640 if (xpaned->top_right_child_size.width != old_position.x)
2641 g_object_notify (G_OBJECT (xpaned), "x-position");
2642 if (xpaned->top_right_child_size.height != old_position.y)
2643 g_object_notify (G_OBJECT (xpaned), "y-position");
2645 if (xpaned->bottom_left_child_size.width != old_position.x)
2646 g_object_notify (G_OBJECT (xpaned), "x-position");
2647 if (xpaned->bottom_left_child_size.height != old_position.y)
2648 g_object_notify (G_OBJECT (xpaned), "y-position");
2650 if (xpaned->bottom_right_child_size.width != old_position.x)
2651 g_object_notify (G_OBJECT (xpaned), "x-position");
2652 if (xpaned->bottom_right_child_size.height != old_position.y)
2653 g_object_notify (G_OBJECT (xpaned), "y-position");
2655 if (xpaned->min_position.x != old_min_position.x)
2656 g_object_notify (G_OBJECT (xpaned), "min-x-position");
2657 if (xpaned->min_position.y != old_min_position.y)
2658 g_object_notify (G_OBJECT (xpaned), "min-y-position");
2660 if (xpaned->max_position.x != old_max_position.x)
2661 g_object_notify (G_OBJECT (xpaned), "max-y-position");
2662 if (xpaned->max_position.y != old_max_position.y)
2663 g_object_notify (G_OBJECT (xpaned), "max-y-position");
2665 g_object_thaw_notify (G_OBJECT (xpaned));
2667 xpaned->last_allocation.width = allocation->width;
2668 xpaned->last_allocation.height = allocation->height;
2672 gtk_xpaned_set_saved_focus (GtkXPaned * xpaned, GtkWidget * widget)
2674 if (xpaned->priv->saved_focus)
2675 g_object_remove_weak_pointer (G_OBJECT (xpaned->priv->saved_focus),
2676 (gpointer *) & (xpaned->priv->saved_focus));
2678 xpaned->priv->saved_focus = widget;
2680 if (xpaned->priv->saved_focus)
2681 g_object_add_weak_pointer (G_OBJECT (xpaned->priv->saved_focus),
2682 (gpointer *) & (xpaned->priv->saved_focus));
2686 gtk_xpaned_set_first_xpaned (GtkXPaned * xpaned, GtkXPaned * first_xpaned)
2688 if (xpaned->priv->first_xpaned)
2689 g_object_remove_weak_pointer (G_OBJECT (xpaned->priv->first_xpaned),
2690 (gpointer *) & (xpaned->priv->
2693 xpaned->priv->first_xpaned = first_xpaned;
2695 if (xpaned->priv->first_xpaned)
2696 g_object_add_weak_pointer (G_OBJECT (xpaned->priv->first_xpaned),
2697 (gpointer *) & (xpaned->priv->first_xpaned));
2701 gtk_xpaned_set_last_top_left_child_focus (GtkXPaned * xpaned,
2704 if (xpaned->last_top_left_child_focus)
2705 g_object_remove_weak_pointer (G_OBJECT
2706 (xpaned->last_top_left_child_focus),
2707 (gpointer *) & (xpaned->
2708 last_top_left_child_focus));
2710 xpaned->last_top_left_child_focus = widget;
2712 if (xpaned->last_top_left_child_focus)
2713 g_object_add_weak_pointer (G_OBJECT (xpaned->last_top_left_child_focus),
2714 (gpointer *) & (xpaned->
2715 last_top_left_child_focus));
2719 gtk_xpaned_set_last_top_right_child_focus (GtkXPaned * xpaned,
2722 if (xpaned->last_top_right_child_focus)
2723 g_object_remove_weak_pointer (G_OBJECT
2724 (xpaned->last_top_right_child_focus),
2725 (gpointer *) & (xpaned->
2726 last_top_right_child_focus));
2728 xpaned->last_top_right_child_focus = widget;
2730 if (xpaned->last_top_right_child_focus)
2731 g_object_add_weak_pointer (G_OBJECT (xpaned->last_top_right_child_focus),
2732 (gpointer *) & (xpaned->
2733 last_top_right_child_focus));
2737 gtk_xpaned_set_last_bottom_left_child_focus (GtkXPaned * xpaned,
2740 if (xpaned->last_bottom_left_child_focus)
2741 g_object_remove_weak_pointer (G_OBJECT
2742 (xpaned->last_bottom_left_child_focus),
2743 (gpointer *) & (xpaned->
2744 last_bottom_left_child_focus));
2746 xpaned->last_bottom_left_child_focus = widget;
2748 if (xpaned->last_bottom_left_child_focus)
2749 g_object_add_weak_pointer (G_OBJECT
2750 (xpaned->last_bottom_left_child_focus),
2751 (gpointer *) & (xpaned->
2752 last_bottom_left_child_focus));
2756 gtk_xpaned_set_last_bottom_right_child_focus (GtkXPaned * xpaned,
2759 if (xpaned->last_bottom_right_child_focus)
2760 g_object_remove_weak_pointer (G_OBJECT
2761 (xpaned->last_bottom_right_child_focus),
2762 (gpointer *) & (xpaned->
2763 last_bottom_right_child_focus));
2765 xpaned->last_bottom_right_child_focus = widget;
2767 if (xpaned->last_bottom_right_child_focus)
2768 g_object_add_weak_pointer (G_OBJECT
2769 (xpaned->last_bottom_right_child_focus),
2770 (gpointer *) & (xpaned->
2771 last_bottom_right_child_focus));
2775 xpaned_get_focus_widget (GtkXPaned * xpaned)
2777 GtkWidget *toplevel;
2779 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (xpaned));
2780 if (gtk_widget_is_toplevel (toplevel))
2781 return gtk_window_get_focus (GTK_WINDOW (toplevel));
2787 gtk_xpaned_set_focus_child (GtkContainer * container, GtkWidget * focus_child)
2791 g_return_if_fail (GTK_IS_XPANED (container));
2793 xpaned = GTK_XPANED (container);
2795 if (focus_child == NULL)
2797 GtkWidget *last_focus;
2800 last_focus = xpaned_get_focus_widget (xpaned);
2804 /* If there is one or more paned widgets between us and the
2805 * focus widget, we want the topmost of those as last_focus
2807 for (w = last_focus; w != GTK_WIDGET (xpaned); w = gtk_widget_get_parent (w))
2808 if (GTK_IS_XPANED (w))
2811 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
2812 gtk_xpaned_set_last_top_left_child_focus (xpaned, last_focus);
2813 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2814 gtk_xpaned_set_last_top_right_child_focus (xpaned, last_focus);
2815 else if (gtk_container_get_focus_child (container) == xpaned->bottom_left_child)
2816 gtk_xpaned_set_last_bottom_left_child_focus (xpaned, last_focus);
2817 else if (gtk_container_get_focus_child (container) == xpaned->bottom_right_child)
2818 gtk_xpaned_set_last_bottom_right_child_focus (xpaned, last_focus);
2822 if (parent_class->set_focus_child)
2823 (*parent_class->set_focus_child) (container, focus_child);
2827 gtk_xpaned_get_cycle_chain (GtkXPaned * xpaned,
2828 GtkDirectionType direction, GList ** widgets)
2830 GtkContainer *container = GTK_CONTAINER (xpaned);
2831 GtkWidget *ancestor = NULL;
2832 GList *temp_list = NULL;
2835 if (xpaned->in_recursion)
2838 g_assert (widgets != NULL);
2840 if (xpaned->last_top_left_child_focus &&
2841 !gtk_widget_is_ancestor (xpaned->last_top_left_child_focus,
2842 GTK_WIDGET (xpaned)))
2844 gtk_xpaned_set_last_top_left_child_focus (xpaned, NULL);
2847 if (xpaned->last_top_right_child_focus &&
2848 !gtk_widget_is_ancestor (xpaned->last_top_right_child_focus,
2849 GTK_WIDGET (xpaned)))
2851 gtk_xpaned_set_last_top_right_child_focus (xpaned, NULL);
2854 if (xpaned->last_bottom_left_child_focus &&
2855 !gtk_widget_is_ancestor (xpaned->last_bottom_left_child_focus,
2856 GTK_WIDGET (xpaned)))
2858 gtk_xpaned_set_last_bottom_left_child_focus (xpaned, NULL);
2861 if (xpaned->last_bottom_right_child_focus &&
2862 !gtk_widget_is_ancestor (xpaned->last_bottom_right_child_focus,
2863 GTK_WIDGET (xpaned)))
2865 gtk_xpaned_set_last_bottom_right_child_focus (xpaned, NULL);
2868 if (gtk_widget_get_parent (GTK_WIDGET (xpaned)))
2869 ancestor = gtk_widget_get_ancestor (gtk_widget_get_parent (GTK_WIDGET (xpaned)),
2872 /* The idea here is that temp_list is a list of widgets we want to cycle
2873 * to. The list is prioritized so that the first element is our first
2874 * choice, the next our second, and so on.
2876 * We can't just use g_list_reverse(), because we want to try
2877 * paned->last_child?_focus before paned->child?, both when we
2878 * are going forward and backward.
2880 if (direction == GTK_DIR_TAB_FORWARD)
2882 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
2885 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2886 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2887 temp_list = g_list_append (temp_list, ancestor);
2889 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2891 temp_list = g_list_append (temp_list, ancestor);
2893 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2894 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2896 else if (gtk_container_get_focus_child (container) == xpaned->bottom_left_child)
2898 temp_list = g_list_append (temp_list, ancestor);
2900 g_list_append (temp_list, xpaned->last_bottom_right_child_focus);
2901 temp_list = g_list_append (temp_list, xpaned->bottom_right_child);
2903 else if (gtk_container_get_focus_child (container) == xpaned->bottom_right_child)
2905 temp_list = g_list_append (temp_list, ancestor);
2907 g_list_append (temp_list, xpaned->last_top_left_child_focus);
2908 temp_list = g_list_append (temp_list, xpaned->top_left_child);
2913 g_list_append (temp_list, xpaned->last_top_left_child_focus);
2914 temp_list = g_list_append (temp_list, xpaned->top_left_child);
2916 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2917 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2919 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2920 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2922 g_list_append (temp_list, xpaned->last_bottom_right_child_focus);
2923 temp_list = g_list_append (temp_list, xpaned->bottom_right_child);
2924 temp_list = g_list_append (temp_list, ancestor);
2929 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
2931 temp_list = g_list_append (temp_list, ancestor);
2933 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2934 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2936 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2939 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2940 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2941 temp_list = g_list_append (temp_list, ancestor);
2943 else if (gtk_container_get_focus_child (container) == xpaned->bottom_right_child)
2946 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2947 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2948 temp_list = g_list_append (temp_list, ancestor);
2950 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2953 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2954 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2955 temp_list = g_list_append (temp_list, ancestor);
2960 g_list_append (temp_list, xpaned->last_bottom_right_child_focus);
2961 temp_list = g_list_append (temp_list, xpaned->bottom_right_child);
2963 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2964 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2966 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2967 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2969 g_list_append (temp_list, xpaned->last_top_left_child_focus);
2970 temp_list = g_list_append (temp_list, xpaned->top_left_child);
2971 temp_list = g_list_append (temp_list, ancestor);
2975 /* Walk the list and expand all the paned widgets. */
2976 for (list = temp_list; list != NULL; list = list->next)
2978 GtkWidget *widget = list->data;
2982 if (GTK_IS_XPANED (widget))
2984 xpaned->in_recursion = TRUE;
2985 gtk_xpaned_get_cycle_chain (GTK_XPANED (widget),
2986 direction, widgets);
2987 xpaned->in_recursion = FALSE;
2991 *widgets = g_list_append (*widgets, widget);
2996 g_list_free (temp_list);
3000 gtk_xpaned_cycle_child_focus (GtkXPaned * xpaned, gboolean reversed)
3002 GList *cycle_chain = NULL;
3005 GtkDirectionType direction =
3006 reversed ? GTK_DIR_TAB_BACKWARD : GTK_DIR_TAB_FORWARD;
3008 /* ignore f6 if the handle is focused */
3009 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3012 /* we can't just let the event propagate up the hierarchy,
3013 * because the paned will want to cycle focus _unless_ an
3014 * ancestor paned handles the event
3016 gtk_xpaned_get_cycle_chain (xpaned, direction, &cycle_chain);
3018 for (list = cycle_chain; list != NULL; list = list->next)
3019 if (gtk_widget_child_focus (GTK_WIDGET (list->data), direction))
3022 g_list_free (cycle_chain);
3028 get_child_xpanes (GtkWidget * widget, GList ** xpanes)
3030 if (GTK_IS_XPANED (widget))
3032 GtkXPaned *xpaned = GTK_XPANED (widget);
3034 get_child_xpanes (xpaned->top_left_child, xpanes);
3035 *xpanes = g_list_prepend (*xpanes, widget);
3036 get_child_xpanes (xpaned->top_right_child, xpanes);
3037 *xpanes = g_list_prepend (*xpanes, widget);
3038 get_child_xpanes (xpaned->bottom_left_child, xpanes);
3039 *xpanes = g_list_prepend (*xpanes, widget);
3040 get_child_xpanes (xpaned->bottom_right_child, xpanes);
3042 else if (GTK_IS_CONTAINER (widget))
3044 gtk_container_foreach (GTK_CONTAINER (widget),
3045 (GtkCallback) get_child_xpanes, xpanes);
3050 get_all_xpanes (GtkXPaned * xpaned)
3052 GtkXPaned *topmost = NULL;
3053 GList *result = NULL;
3056 for (w = GTK_WIDGET (xpaned); w != NULL; w = gtk_widget_get_parent (w))
3058 if (GTK_IS_XPANED (w))
3059 topmost = GTK_XPANED (w);
3064 get_child_xpanes (GTK_WIDGET (topmost), &result);
3066 return g_list_reverse (result);
3070 gtk_xpaned_find_neighbours (GtkXPaned * xpaned,
3071 GtkXPaned ** next, GtkXPaned ** prev)
3076 all_xpanes = get_all_xpanes (xpaned);
3077 g_assert (all_xpanes);
3079 this_link = g_list_find (all_xpanes, xpaned);
3081 g_assert (this_link);
3083 if (this_link->next)
3084 *next = this_link->next->data;
3086 *next = all_xpanes->data;
3088 if (this_link->prev)
3089 *prev = this_link->prev->data;
3091 *prev = g_list_last (all_xpanes)->data;
3093 g_list_free (all_xpanes);
3097 gtk_xpaned_move_handle (GtkXPaned * xpaned, GtkScrollType scroll)
3099 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3101 GdkPoint old_position;
3102 GdkPoint new_position;
3107 SINGLE_STEP_SIZE = 1,
3111 new_position.x = old_position.x = gtk_xpaned_get_position_x (xpaned);
3112 new_position.y = old_position.y = gtk_xpaned_get_position_y (xpaned);
3117 case GTK_SCROLL_STEP_LEFT:
3118 case GTK_SCROLL_STEP_UP:
3119 case GTK_SCROLL_STEP_BACKWARD:
3120 increment = -SINGLE_STEP_SIZE;
3123 case GTK_SCROLL_STEP_RIGHT:
3124 case GTK_SCROLL_STEP_DOWN:
3125 case GTK_SCROLL_STEP_FORWARD:
3126 increment = SINGLE_STEP_SIZE;
3129 case GTK_SCROLL_PAGE_LEFT:
3130 case GTK_SCROLL_PAGE_UP:
3131 case GTK_SCROLL_PAGE_BACKWARD:
3132 increment = -PAGE_STEP_SIZE;
3135 case GTK_SCROLL_PAGE_RIGHT:
3136 case GTK_SCROLL_PAGE_DOWN:
3137 case GTK_SCROLL_PAGE_FORWARD:
3138 increment = PAGE_STEP_SIZE;
3141 case GTK_SCROLL_START:
3142 new_position.x = xpaned->min_position.x;
3143 new_position.y = xpaned->min_position.y;
3146 case GTK_SCROLL_END:
3147 new_position.x = xpaned->max_position.x;
3148 new_position.y = xpaned->max_position.y;
3157 if (is_rtl (xpaned))
3158 increment = -increment;
3160 new_position.x = old_position.x + increment;
3161 new_position.y = old_position.y + increment;
3164 new_position.x = CLAMP (new_position.x,
3165 xpaned->min_position.x, xpaned->max_position.x);
3167 new_position.y = CLAMP (new_position.y,
3168 xpaned->min_position.y, xpaned->max_position.y);
3170 if (old_position.x != new_position.x)
3171 gtk_xpaned_set_position_x (xpaned, new_position.x);
3173 if (old_position.y != new_position.y)
3174 gtk_xpaned_set_position_y (xpaned, new_position.y);
3183 gtk_xpaned_restore_focus (GtkXPaned * xpaned)
3185 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3187 if (xpaned->priv->saved_focus &&
3188 gtk_widget_get_sensitive (xpaned->priv->saved_focus))
3190 gtk_widget_grab_focus (xpaned->priv->saved_focus);
3194 /* the saved focus is somehow not available for focusing,
3196 * 1) tabbing into the paned widget
3197 * if that didn't work,
3198 * 2) unset focus for the window if there is one
3201 if (!gtk_widget_child_focus
3202 (GTK_WIDGET (xpaned), GTK_DIR_TAB_FORWARD))
3204 GtkWidget *toplevel =
3205 gtk_widget_get_toplevel (GTK_WIDGET (xpaned));
3207 if (GTK_IS_WINDOW (toplevel))
3208 gtk_window_set_focus (GTK_WINDOW (toplevel), NULL);
3212 gtk_xpaned_set_saved_focus (xpaned, NULL);
3213 gtk_xpaned_set_first_xpaned (xpaned, NULL);
3218 gtk_xpaned_accept_position (GtkXPaned * xpaned)
3220 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3222 xpaned->original_position.x = -1;
3223 xpaned->original_position.y = -1;
3224 gtk_xpaned_restore_focus (xpaned);
3233 gtk_xpaned_cancel_position (GtkXPaned * xpaned)
3235 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3237 if (xpaned->original_position.x != -1)
3239 gtk_xpaned_set_position_x (xpaned, xpaned->original_position.x);
3240 xpaned->original_position.x = -1;
3243 if (xpaned->original_position.y != -1)
3245 gtk_xpaned_set_position_y (xpaned, xpaned->original_position.y);
3246 xpaned->original_position.y = -1;
3249 gtk_xpaned_restore_focus (xpaned);
3257 gtk_xpaned_cycle_handle_focus (GtkXPaned * xpaned, gboolean reversed)
3262 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3264 GtkXPaned *focus = NULL;
3266 if (!xpaned->priv->first_xpaned)
3268 /* The first_pane has disappeared. As an ad-hoc solution,
3269 * we make the currently focused paned the first_paned. To the
3270 * user this will seem like the paned cycling has been reset.
3272 gtk_xpaned_set_first_xpaned (xpaned, xpaned);
3275 gtk_xpaned_find_neighbours (xpaned, &next, &prev);
3277 if (reversed && prev &&
3278 prev != xpaned && xpaned != xpaned->priv->first_xpaned)
3282 else if (!reversed &&
3283 next && next != xpaned && next != xpaned->priv->first_xpaned)
3289 gtk_xpaned_accept_position (xpaned);
3295 gtk_xpaned_set_saved_focus (focus, xpaned->priv->saved_focus);
3296 gtk_xpaned_set_first_xpaned (focus, xpaned->priv->first_xpaned);
3298 gtk_xpaned_set_saved_focus (xpaned, NULL);
3299 gtk_xpaned_set_first_xpaned (xpaned, NULL);
3301 gtk_widget_grab_focus (GTK_WIDGET (focus));
3303 if (!gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3305 xpaned->original_position.x = -1;
3306 xpaned->original_position.y = -1;
3307 focus->original_position.x = gtk_xpaned_get_position_x (focus);
3308 focus->original_position.y = gtk_xpaned_get_position_y (focus);
3313 GtkContainer *container = GTK_CONTAINER (xpaned);
3318 GtkWidget *toplevel;
3320 gtk_xpaned_find_neighbours (xpaned, &next, &prev);
3322 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
3335 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
3350 /* Focus is not inside this xpaned, and we don't have focus.
3351 * Presumably this happened because the application wants us
3352 * to start keyboard navigating.
3362 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (xpaned));
3364 if (GTK_IS_WINDOW (toplevel))
3365 gtk_xpaned_set_saved_focus (focus,
3366 gtk_window_get_focus (GTK_WINDOW (toplevel)));
3367 gtk_xpaned_set_first_xpaned (focus, first);
3368 focus->original_position.x = gtk_xpaned_get_position_x (focus);
3369 focus->original_position.y = gtk_xpaned_get_position_y (focus);
3371 gtk_widget_grab_focus (GTK_WIDGET (focus));
3378 gtk_xpaned_toggle_handle_focus (GtkXPaned * xpaned)
3380 /* This function/signal has the wrong name. It is called when you
3381 * press Tab or Shift-Tab and what we do is act as if
3382 * the user pressed Return and then Tab or Shift-Tab
3384 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3385 gtk_xpaned_accept_position (xpaned);
3390 /*#define __GTK_XPANED_C__*/
3391 /*#include "gtkaliasdef.c"*/