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->xor_gc = NULL;
611 xpaned->cursor_type_east = GDK_SB_V_DOUBLE_ARROW;
612 xpaned->cursor_type_west = GDK_SB_V_DOUBLE_ARROW;
613 xpaned->cursor_type_north = GDK_SB_H_DOUBLE_ARROW;
614 xpaned->cursor_type_south = GDK_SB_H_DOUBLE_ARROW;
615 xpaned->cursor_type_middle = GDK_FLEUR;
617 xpaned->handle_pos_east.width = 5;
618 xpaned->handle_pos_east.height = 5;
619 xpaned->handle_pos_west.width = 5;
620 xpaned->handle_pos_west.height = 5;
621 xpaned->handle_pos_north.width = 5;
622 xpaned->handle_pos_north.height = 5;
623 xpaned->handle_pos_south.width = 5;
624 xpaned->handle_pos_south.height = 5;
625 xpaned->handle_pos_middle.width = 5;
626 xpaned->handle_pos_middle.height = 5;
628 xpaned->position_set = FALSE;
629 xpaned->last_allocation.width = -1;
630 xpaned->last_allocation.height = -1;
631 xpaned->in_drag_vert = FALSE;
632 xpaned->in_drag_horiz = FALSE;
633 xpaned->in_drag_vert_and_horiz = FALSE;
635 xpaned->maximized[GTK_XPANED_TOP_LEFT] = FALSE;
636 xpaned->maximized[GTK_XPANED_TOP_RIGHT] = FALSE;
637 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] = FALSE;
638 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT] = FALSE;
640 xpaned->priv = g_new0 (GtkXPanedPrivate, 1);
641 xpaned->last_top_left_child_focus = NULL;
642 xpaned->last_top_right_child_focus = NULL;
643 xpaned->last_bottom_left_child_focus = NULL;
644 xpaned->last_bottom_right_child_focus = NULL;
645 xpaned->in_recursion = FALSE;
646 xpaned->handle_prelit = FALSE;
647 xpaned->original_position.x = -1;
648 xpaned->original_position.y = -1;
649 xpaned->unmaximized_position.x = -1;
650 xpaned->unmaximized_position.y = -1;
652 xpaned->handle_pos_east.x = -1;
653 xpaned->handle_pos_east.y = -1;
654 xpaned->handle_pos_west.x = -1;
655 xpaned->handle_pos_west.y = -1;
656 xpaned->handle_pos_north.x = -1;
657 xpaned->handle_pos_north.y = -1;
658 xpaned->handle_pos_south.x = -1;
659 xpaned->handle_pos_south.y = -1;
660 xpaned->handle_pos_middle.x = -1;
661 xpaned->handle_pos_middle.y = -1;
663 xpaned->drag_pos.x = -1;
664 xpaned->drag_pos.y = -1;
668 gtk_xpaned_size_request (GtkWidget * widget, GtkRequisition * requisition)
670 GtkXPaned *xpaned = GTK_XPANED (widget);
671 GtkRequisition child_requisition;
673 requisition->width = 0;
674 requisition->height = 0;
676 if (xpaned->top_left_child
677 && gtk_widget_get_visible (xpaned->top_left_child))
679 gtk_widget_size_request (xpaned->top_left_child, &child_requisition);
681 requisition->width = child_requisition.width;
682 requisition->height = child_requisition.height;
685 if (xpaned->top_right_child
686 && gtk_widget_get_visible (xpaned->top_right_child))
688 gtk_widget_size_request (xpaned->top_right_child, &child_requisition);
690 requisition->width += child_requisition.width;
691 requisition->height =
692 MAX (requisition->height, child_requisition.height);
695 if (xpaned->bottom_left_child
696 && gtk_widget_get_visible (xpaned->bottom_left_child))
698 gtk_widget_size_request (xpaned->bottom_left_child, &child_requisition);
700 requisition->width = MAX (requisition->width, child_requisition.width);
701 requisition->height += child_requisition.height;
704 if (xpaned->bottom_right_child
705 && gtk_widget_get_visible (xpaned->bottom_right_child))
707 gtk_widget_size_request (xpaned->bottom_right_child,
710 requisition->width = child_requisition.width;
711 requisition->height = child_requisition.height;
714 /* add 2 times the set border-width to the GtkXPaneds requisition */
715 requisition->width += gtk_container_get_border_width (GTK_CONTAINER (xpaned)) * 2;
716 requisition->height += gtk_container_get_border_width (GTK_CONTAINER (xpaned)) * 2;
718 /* also add the handle "thickness" to GtkXPaneds width- and height-requisitions */
719 if (xpaned->top_left_child
720 && gtk_widget_get_visible (xpaned->top_left_child)
721 && xpaned->top_right_child
722 && gtk_widget_get_visible (xpaned->top_right_child)
723 && xpaned->bottom_left_child
724 && gtk_widget_get_visible (xpaned->bottom_left_child)
725 && xpaned->bottom_right_child
726 && gtk_widget_get_visible (xpaned->bottom_right_child))
730 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
731 requisition->width += handle_size;
732 requisition->height += handle_size;
737 gtk_xpaned_compute_position (GtkXPaned * xpaned,
738 const GtkAllocation * allocation,
739 GtkRequisition * top_left_child_req,
740 GtkRequisition * top_right_child_req,
741 GtkRequisition * bottom_left_child_req,
742 GtkRequisition * bottom_right_child_req);
746 gtk_xpaned_size_allocate (GtkWidget * widget, GtkAllocation * allocation)
748 GtkXPaned *xpaned = GTK_XPANED (widget);
749 gint border_width = gtk_container_get_border_width (GTK_CONTAINER (xpaned));
750 GtkAllocation top_left_child_allocation;
751 GtkAllocation top_right_child_allocation;
752 GtkAllocation bottom_left_child_allocation;
753 GtkAllocation bottom_right_child_allocation;
754 GtkRequisition top_left_child_requisition;
755 GtkRequisition top_right_child_requisition;
756 GtkRequisition bottom_left_child_requisition;
757 GtkRequisition bottom_right_child_requisition;
760 /* determine size of handle(s) */
761 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
763 gtk_widget_set_allocation (widget, allocation);
765 if (xpaned->top_left_child
766 && gtk_widget_get_visible (xpaned->top_left_child)
767 && xpaned->top_right_child
768 && gtk_widget_get_visible (xpaned->top_right_child)
769 && xpaned->bottom_left_child
770 && gtk_widget_get_visible (xpaned->bottom_left_child)
771 && xpaned->bottom_right_child
772 && gtk_widget_get_visible (xpaned->bottom_right_child))
774 /* what sizes do the children want to be at least at */
775 gtk_widget_get_child_requisition (xpaned->top_left_child,
776 &top_left_child_requisition);
777 gtk_widget_get_child_requisition (xpaned->top_right_child,
778 &top_right_child_requisition);
779 gtk_widget_get_child_requisition (xpaned->bottom_left_child,
780 &bottom_left_child_requisition);
781 gtk_widget_get_child_requisition (xpaned->bottom_right_child,
782 &bottom_right_child_requisition);
784 /* determine the total requisition-sum of all requisitions of borders,
785 * handles, children etc. */
786 gtk_xpaned_compute_position (xpaned,
788 &top_left_child_requisition,
789 &top_right_child_requisition,
790 &bottom_left_child_requisition,
791 &bottom_right_child_requisition);
793 /* calculate the current positions and sizes of the handles */
794 xpaned->handle_pos_east.x =
795 allocation->x + border_width +
796 xpaned->top_left_child_size.width + handle_size;
797 xpaned->handle_pos_east.y =
798 allocation->y + border_width +
799 xpaned->top_left_child_size.height;
800 xpaned->handle_pos_east.width =
801 allocation->width - xpaned->top_left_child_size.width -
802 2 * border_width - handle_size;
803 xpaned->handle_pos_east.height = handle_size;
805 xpaned->handle_pos_west.x = allocation->x + border_width;
806 xpaned->handle_pos_west.y = xpaned->handle_pos_east.y;
807 xpaned->handle_pos_west.width =
808 allocation->width - xpaned->handle_pos_east.width -
809 2 * border_width - handle_size;
810 xpaned->handle_pos_west.height = handle_size;
812 xpaned->handle_pos_north.x = xpaned->handle_pos_east.x - handle_size;
813 xpaned->handle_pos_north.y = allocation->y + border_width;
814 xpaned->handle_pos_north.width = handle_size;
815 xpaned->handle_pos_north.height =
816 xpaned->handle_pos_east.y - allocation->y - border_width;
818 xpaned->handle_pos_south.x = xpaned->handle_pos_north.x;
819 xpaned->handle_pos_south.y = xpaned->handle_pos_east.y + handle_size;
820 xpaned->handle_pos_south.width = handle_size;
821 xpaned->handle_pos_south.height =
822 allocation->height - xpaned->handle_pos_north.height -
823 2 * border_width - handle_size;
827 xpaned->handle_pos_middle.x = xpaned->handle_pos_north.x;
828 xpaned->handle_pos_middle.y = xpaned->handle_pos_east.y;
829 xpaned->handle_pos_middle.width = handle_size + CENTRUM;
830 xpaned->handle_pos_middle.height = handle_size + CENTRUM;
832 /* set allocation for top-left child */
833 top_left_child_allocation.x = allocation->x + border_width;
834 top_left_child_allocation.y = allocation->y + border_width;
835 top_left_child_allocation.width = xpaned->handle_pos_west.width;
836 top_left_child_allocation.height = xpaned->handle_pos_north.height;
838 /* set allocation for top-right child */
839 top_right_child_allocation.x =
840 allocation->x + border_width + handle_size +
841 top_left_child_allocation.width;
842 top_right_child_allocation.y = allocation->y + border_width;
843 top_right_child_allocation.width = xpaned->handle_pos_east.width;
844 top_right_child_allocation.height = xpaned->handle_pos_north.height;
846 /* set allocation for bottom-left child */
847 bottom_left_child_allocation.x = xpaned->handle_pos_west.x;
848 bottom_left_child_allocation.y = xpaned->handle_pos_south.y;
849 bottom_left_child_allocation.width = xpaned->handle_pos_west.width;
850 bottom_left_child_allocation.height = xpaned->handle_pos_south.height;
852 /* set allocation for bottom-right child */
853 bottom_right_child_allocation.x = top_right_child_allocation.x;
854 bottom_right_child_allocation.y = bottom_left_child_allocation.y;
855 bottom_right_child_allocation.width = xpaned->handle_pos_east.width;
856 bottom_right_child_allocation.height = xpaned->handle_pos_south.height;
858 if (gtk_widget_get_realized (widget))
860 if (gtk_widget_get_mapped (widget))
862 gdk_window_show (xpaned->handle_east);
863 gdk_window_show (xpaned->handle_west);
864 gdk_window_show (xpaned->handle_north);
865 gdk_window_show (xpaned->handle_south);
866 gdk_window_show (xpaned->handle_middle);
869 gdk_window_move_resize (xpaned->handle_east,
870 xpaned->handle_pos_east.x,
871 xpaned->handle_pos_east.y,
872 xpaned->handle_pos_east.width,
873 xpaned->handle_pos_east.height);
875 gdk_window_move_resize (xpaned->handle_west,
876 xpaned->handle_pos_west.x,
877 xpaned->handle_pos_west.y,
878 xpaned->handle_pos_west.width,
879 xpaned->handle_pos_west.height);
881 gdk_window_move_resize (xpaned->handle_north,
882 xpaned->handle_pos_north.x,
883 xpaned->handle_pos_north.y,
884 xpaned->handle_pos_north.width,
885 xpaned->handle_pos_north.height);
887 gdk_window_move_resize (xpaned->handle_south,
888 xpaned->handle_pos_south.x,
889 xpaned->handle_pos_south.y,
890 xpaned->handle_pos_south.width,
891 xpaned->handle_pos_south.height);
893 gdk_window_move_resize (xpaned->handle_middle,
894 xpaned->handle_pos_middle.x,
895 xpaned->handle_pos_middle.y,
896 xpaned->handle_pos_middle.width,
897 xpaned->handle_pos_middle.height);
900 /* Now allocate the childen, making sure, when resizing not to
901 * overlap the windows
903 if (gtk_widget_get_mapped (widget))
905 gtk_widget_size_allocate (xpaned->top_right_child,
906 &top_right_child_allocation);
907 gtk_widget_size_allocate (xpaned->top_left_child,
908 &top_left_child_allocation);
909 gtk_widget_size_allocate (xpaned->bottom_left_child,
910 &bottom_left_child_allocation);
911 gtk_widget_size_allocate (xpaned->bottom_right_child,
912 &bottom_right_child_allocation);
918 gtk_xpaned_set_property (GObject * object,
920 const GValue * value, GParamSpec * pspec)
922 GtkXPaned *xpaned = GTK_XPANED (object);
926 case PROP_X_POSITION:
927 gtk_xpaned_set_position_x (xpaned, g_value_get_int (value));
930 case PROP_Y_POSITION:
931 gtk_xpaned_set_position_y (xpaned, g_value_get_int (value));
934 case PROP_POSITION_SET:
935 xpaned->position_set = g_value_get_boolean (value);
936 gtk_widget_queue_resize (GTK_WIDGET (xpaned));
940 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
946 gtk_xpaned_get_property (GObject * object,
947 guint prop_id, GValue * value, GParamSpec * pspec)
949 GtkXPaned *xpaned = GTK_XPANED (object);
953 case PROP_X_POSITION:
954 g_value_set_int (value, xpaned->top_left_child_size.width);
957 case PROP_Y_POSITION:
958 g_value_set_int (value, xpaned->top_left_child_size.height);
961 case PROP_POSITION_SET:
962 g_value_set_boolean (value, xpaned->position_set);
965 case PROP_MIN_X_POSITION:
966 g_value_set_int (value, xpaned->min_position.x);
969 case PROP_MIN_Y_POSITION:
970 g_value_set_int (value, xpaned->min_position.y);
973 case PROP_MAX_X_POSITION:
974 g_value_set_int (value, xpaned->max_position.x);
977 case PROP_MAX_Y_POSITION:
978 g_value_set_int (value, xpaned->max_position.y);
982 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
988 gtk_xpaned_set_child_property (GtkContainer * container,
991 const GValue * value, GParamSpec * pspec)
993 GtkXPaned *xpaned = GTK_XPANED (container);
994 gboolean old_value = FALSE;
995 gboolean new_value = FALSE;
997 g_assert (child == xpaned->top_left_child ||
998 child == xpaned->top_right_child ||
999 child == xpaned->bottom_left_child ||
1000 child == xpaned->bottom_right_child);
1002 new_value = g_value_get_boolean (value);
1004 switch (property_id)
1006 case CHILD_PROP_RESIZE:
1007 if (child == xpaned->top_left_child)
1009 old_value = xpaned->top_left_child_resize;
1010 xpaned->top_left_child_resize = new_value;
1012 else if (child == xpaned->top_right_child)
1014 old_value = xpaned->top_right_child_resize;
1015 xpaned->top_right_child_resize = new_value;
1017 else if (child == xpaned->bottom_left_child)
1019 old_value = xpaned->bottom_left_child_resize;
1020 xpaned->bottom_left_child_resize = new_value;
1022 else if (child == xpaned->bottom_right_child)
1024 old_value = xpaned->bottom_right_child_resize;
1025 xpaned->bottom_right_child_resize = new_value;
1029 case CHILD_PROP_SHRINK:
1030 if (child == xpaned->top_left_child)
1032 old_value = xpaned->top_left_child_shrink;
1033 xpaned->top_left_child_shrink = new_value;
1035 else if (child == xpaned->top_right_child)
1037 old_value = xpaned->top_right_child_shrink;
1038 xpaned->top_right_child_shrink = new_value;
1040 else if (child == xpaned->bottom_left_child)
1042 old_value = xpaned->bottom_left_child_shrink;
1043 xpaned->bottom_left_child_shrink = new_value;
1045 else if (child == xpaned->bottom_right_child)
1047 old_value = xpaned->bottom_right_child_shrink;
1048 xpaned->bottom_right_child_shrink = new_value;
1053 GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container,
1054 property_id, pspec);
1055 old_value = -1; /* quiet gcc */
1059 if (old_value != new_value)
1060 gtk_widget_queue_resize (GTK_WIDGET (container));
1064 gtk_xpaned_get_child_property (GtkContainer * container,
1067 GValue * value, GParamSpec * pspec)
1069 GtkXPaned *xpaned = GTK_XPANED (container);
1071 g_assert (child == xpaned->top_left_child ||
1072 child == xpaned->top_right_child ||
1073 child == xpaned->bottom_left_child ||
1074 child == xpaned->bottom_right_child);
1076 switch (property_id)
1078 case CHILD_PROP_RESIZE:
1079 if (child == xpaned->top_left_child)
1080 g_value_set_boolean (value, xpaned->top_left_child_resize);
1081 else if (child == xpaned->top_right_child)
1082 g_value_set_boolean (value, xpaned->top_right_child_resize);
1083 else if (child == xpaned->bottom_left_child)
1084 g_value_set_boolean (value, xpaned->bottom_left_child_resize);
1085 else if (child == xpaned->bottom_right_child)
1086 g_value_set_boolean (value, xpaned->bottom_right_child_resize);
1089 case CHILD_PROP_SHRINK:
1090 if (child == xpaned->top_left_child)
1091 g_value_set_boolean (value, xpaned->top_left_child_shrink);
1092 else if (child == xpaned->top_right_child)
1093 g_value_set_boolean (value, xpaned->top_right_child_shrink);
1094 else if (child == xpaned->bottom_left_child)
1095 g_value_set_boolean (value, xpaned->bottom_left_child_shrink);
1096 else if (child == xpaned->bottom_right_child)
1097 g_value_set_boolean (value, xpaned->bottom_right_child_shrink);
1101 GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container,
1102 property_id, pspec);
1108 gtk_xpaned_finalize (GObject * object)
1110 GtkXPaned *xpaned = GTK_XPANED (object);
1112 gtk_xpaned_set_saved_focus (xpaned, NULL);
1113 gtk_xpaned_set_first_xpaned (xpaned, NULL);
1115 g_free (xpaned->priv);
1117 G_OBJECT_CLASS (parent_class)->finalize (object);
1121 gtk_xpaned_realize (GtkWidget * widget)
1124 GdkWindowAttr attributes_east;
1125 GdkWindowAttr attributes_west;
1126 GdkWindowAttr attributes_north;
1127 GdkWindowAttr attributes_south;
1128 GdkWindowAttr attributes_middle;
1129 gint attributes_mask_east;
1130 gint attributes_mask_west;
1131 gint attributes_mask_north;
1132 gint attributes_mask_south;
1133 gint attributes_mask_middle;
1135 gtk_widget_set_realized (widget, TRUE);
1136 xpaned = GTK_XPANED (widget);
1138 gtk_widget_set_window (widget, gtk_widget_get_parent_window (widget));
1139 // g_object_ref (widget->window);
1141 attributes_east.window_type = GDK_WINDOW_CHILD;
1142 attributes_west.window_type = GDK_WINDOW_CHILD;
1143 attributes_north.window_type = GDK_WINDOW_CHILD;
1144 attributes_south.window_type = GDK_WINDOW_CHILD;
1145 attributes_middle.window_type = GDK_WINDOW_CHILD;
1147 attributes_east.wclass = GDK_INPUT_ONLY;
1148 attributes_west.wclass = GDK_INPUT_ONLY;
1149 attributes_north.wclass = GDK_INPUT_ONLY;
1150 attributes_south.wclass = GDK_INPUT_ONLY;
1151 attributes_middle.wclass = GDK_INPUT_ONLY;
1153 attributes_east.x = xpaned->handle_pos_east.x;
1154 attributes_east.y = xpaned->handle_pos_east.y;
1155 attributes_east.width = xpaned->handle_pos_east.width;
1156 attributes_east.height = xpaned->handle_pos_east.height;
1158 attributes_west.x = xpaned->handle_pos_west.x;
1159 attributes_west.y = xpaned->handle_pos_west.y;
1160 attributes_west.width = xpaned->handle_pos_west.width;
1161 attributes_west.height = xpaned->handle_pos_west.height;
1163 attributes_north.x = xpaned->handle_pos_north.x;
1164 attributes_north.y = xpaned->handle_pos_north.y;
1165 attributes_north.width = xpaned->handle_pos_north.width;
1166 attributes_north.height = xpaned->handle_pos_north.height;
1168 attributes_south.x = xpaned->handle_pos_south.x;
1169 attributes_south.y = xpaned->handle_pos_south.y;
1170 attributes_south.width = xpaned->handle_pos_south.width;
1171 attributes_south.height = xpaned->handle_pos_south.height;
1173 attributes_middle.x = xpaned->handle_pos_middle.x;
1174 attributes_middle.y = xpaned->handle_pos_middle.y;
1175 attributes_middle.width = xpaned->handle_pos_middle.width;
1176 attributes_middle.height = xpaned->handle_pos_middle.height;
1178 attributes_east.cursor =
1179 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1180 xpaned->cursor_type_east);
1181 attributes_west.cursor =
1182 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1183 xpaned->cursor_type_west);
1184 attributes_north.cursor =
1185 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1186 xpaned->cursor_type_north);
1187 attributes_south.cursor =
1188 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1189 xpaned->cursor_type_south);
1190 attributes_middle.cursor =
1191 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1192 xpaned->cursor_type_middle);
1194 attributes_east.event_mask = gtk_widget_get_events (widget);
1195 attributes_west.event_mask = gtk_widget_get_events (widget);
1196 attributes_north.event_mask = gtk_widget_get_events (widget);
1197 attributes_south.event_mask = gtk_widget_get_events (widget);
1198 attributes_middle.event_mask = gtk_widget_get_events (widget);
1200 attributes_east.event_mask |= (GDK_BUTTON_PRESS_MASK |
1201 GDK_BUTTON_RELEASE_MASK |
1202 GDK_ENTER_NOTIFY_MASK |
1203 GDK_LEAVE_NOTIFY_MASK |
1204 GDK_POINTER_MOTION_MASK |
1205 GDK_POINTER_MOTION_HINT_MASK);
1206 attributes_west.event_mask |= (GDK_BUTTON_PRESS_MASK |
1207 GDK_BUTTON_RELEASE_MASK |
1208 GDK_ENTER_NOTIFY_MASK |
1209 GDK_LEAVE_NOTIFY_MASK |
1210 GDK_POINTER_MOTION_MASK |
1211 GDK_POINTER_MOTION_HINT_MASK);
1212 attributes_north.event_mask |= (GDK_BUTTON_PRESS_MASK |
1213 GDK_BUTTON_RELEASE_MASK |
1214 GDK_ENTER_NOTIFY_MASK |
1215 GDK_LEAVE_NOTIFY_MASK |
1216 GDK_POINTER_MOTION_MASK |
1217 GDK_POINTER_MOTION_HINT_MASK);
1218 attributes_south.event_mask |= (GDK_BUTTON_PRESS_MASK |
1219 GDK_BUTTON_RELEASE_MASK |
1220 GDK_ENTER_NOTIFY_MASK |
1221 GDK_LEAVE_NOTIFY_MASK |
1222 GDK_POINTER_MOTION_MASK |
1223 GDK_POINTER_MOTION_HINT_MASK);
1224 attributes_middle.event_mask |= (GDK_BUTTON_PRESS_MASK |
1225 GDK_BUTTON_RELEASE_MASK |
1226 GDK_ENTER_NOTIFY_MASK |
1227 GDK_LEAVE_NOTIFY_MASK |
1228 GDK_POINTER_MOTION_MASK |
1229 GDK_POINTER_MOTION_HINT_MASK);
1231 attributes_mask_east = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1232 attributes_mask_west = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1233 attributes_mask_north = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1234 attributes_mask_south = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1235 attributes_mask_middle = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1237 xpaned->handle_east = gdk_window_new (gtk_widget_get_window (widget),
1239 attributes_mask_east);
1240 xpaned->handle_west = gdk_window_new (gtk_widget_get_window (widget),
1242 attributes_mask_west);
1243 xpaned->handle_north = gdk_window_new (gtk_widget_get_window (widget),
1245 attributes_mask_north);
1246 xpaned->handle_south = gdk_window_new (gtk_widget_get_window (widget),
1248 attributes_mask_south);
1249 xpaned->handle_middle = gdk_window_new (gtk_widget_get_window (widget),
1251 attributes_mask_middle);
1253 gdk_window_set_user_data (xpaned->handle_east, xpaned);
1254 gdk_window_set_user_data (xpaned->handle_west, xpaned);
1255 gdk_window_set_user_data (xpaned->handle_north, xpaned);
1256 gdk_window_set_user_data (xpaned->handle_south, xpaned);
1257 gdk_window_set_user_data (xpaned->handle_middle, xpaned);
1259 gdk_cursor_unref (attributes_east.cursor);
1260 gdk_cursor_unref (attributes_west.cursor);
1261 gdk_cursor_unref (attributes_north.cursor);
1262 gdk_cursor_unref (attributes_south.cursor);
1263 gdk_cursor_unref (attributes_middle.cursor);
1266 GtkStyle *style = gtk_widget_get_style (widget);
1267 style = gtk_style_attach (style, gtk_widget_get_window (widget));
1268 gtk_widget_set_style (widget, style);
1272 if (xpaned->top_left_child
1273 && gtk_widget_get_visible (xpaned->top_left_child)
1274 && xpaned->top_right_child
1275 && gtk_widget_get_visible (xpaned->top_right_child)
1276 && xpaned->bottom_left_child
1277 && gtk_widget_get_visible (xpaned->bottom_left_child)
1278 && xpaned->bottom_right_child
1279 && gtk_widget_get_visible (xpaned->bottom_right_child))
1281 gdk_window_show (xpaned->handle_east);
1282 gdk_window_show (xpaned->handle_west);
1283 gdk_window_show (xpaned->handle_north);
1284 gdk_window_show (xpaned->handle_south);
1285 gdk_window_show (xpaned->handle_middle);
1290 gtk_xpaned_unrealize (GtkWidget * widget)
1292 GtkXPaned *xpaned = GTK_XPANED (widget);
1296 g_object_unref (xpaned->xor_gc);
1297 xpaned->xor_gc = NULL;
1300 if (xpaned->handle_east)
1302 gdk_window_set_user_data (xpaned->handle_east, NULL);
1303 gdk_window_destroy (xpaned->handle_east);
1304 xpaned->handle_east = NULL;
1307 if (xpaned->handle_west)
1309 gdk_window_set_user_data (xpaned->handle_west, NULL);
1310 gdk_window_destroy (xpaned->handle_west);
1311 xpaned->handle_west = NULL;
1314 if (xpaned->handle_north)
1316 gdk_window_set_user_data (xpaned->handle_north, NULL);
1317 gdk_window_destroy (xpaned->handle_north);
1318 xpaned->handle_north = NULL;
1321 if (xpaned->handle_south)
1323 gdk_window_set_user_data (xpaned->handle_south, NULL);
1324 gdk_window_destroy (xpaned->handle_south);
1325 xpaned->handle_south = NULL;
1328 if (xpaned->handle_middle)
1330 gdk_window_set_user_data (xpaned->handle_middle, NULL);
1331 gdk_window_destroy (xpaned->handle_middle);
1332 xpaned->handle_middle = NULL;
1335 gtk_xpaned_set_last_top_left_child_focus (xpaned, NULL);
1336 gtk_xpaned_set_last_top_right_child_focus (xpaned, NULL);
1337 gtk_xpaned_set_last_bottom_left_child_focus (xpaned, NULL);
1338 gtk_xpaned_set_last_bottom_right_child_focus (xpaned, NULL);
1339 gtk_xpaned_set_saved_focus (xpaned, NULL);
1340 gtk_xpaned_set_first_xpaned (xpaned, NULL);
1342 if (GTK_WIDGET_CLASS (parent_class)->unrealize)
1343 (*GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
1347 gtk_xpaned_map (GtkWidget * widget)
1349 GtkXPaned *xpaned = GTK_XPANED (widget);
1351 gdk_window_show (xpaned->handle_east);
1352 gdk_window_show (xpaned->handle_west);
1353 gdk_window_show (xpaned->handle_north);
1354 gdk_window_show (xpaned->handle_south);
1355 gdk_window_show (xpaned->handle_middle);
1357 GTK_WIDGET_CLASS (parent_class)->map (widget);
1361 gtk_xpaned_unmap (GtkWidget * widget)
1363 GtkXPaned *xpaned = GTK_XPANED (widget);
1365 gdk_window_hide (xpaned->handle_east);
1366 gdk_window_hide (xpaned->handle_west);
1367 gdk_window_hide (xpaned->handle_north);
1368 gdk_window_hide (xpaned->handle_south);
1369 gdk_window_hide (xpaned->handle_middle);
1371 GTK_WIDGET_CLASS (parent_class)->unmap (widget);
1375 gtk_xpaned_expose (GtkWidget * widget, GdkEventExpose * event)
1377 GtkXPaned *xpaned = GTK_XPANED (widget);
1379 GdkRectangle horizontalClipArea;
1380 GdkRectangle verticalClipArea;
1382 /* determine size of handle(s) */
1383 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
1385 /* I want the handle-"thickness" to be at least 3 */
1386 g_assert (handle_size >= 3);
1388 if (gtk_widget_get_visible (widget) && gtk_widget_get_mapped (widget) &&
1389 xpaned->top_left_child
1390 && gtk_widget_get_visible (xpaned->top_left_child)
1391 && xpaned->top_right_child
1392 && gtk_widget_get_visible (xpaned->top_right_child)
1393 && xpaned->bottom_left_child
1394 && gtk_widget_get_visible (xpaned->bottom_left_child)
1395 && xpaned->bottom_right_child
1396 && gtk_widget_get_visible (xpaned->bottom_right_child))
1400 if (gtk_widget_is_focus (widget))
1401 state = GTK_STATE_SELECTED;
1402 else if (xpaned->handle_prelit)
1403 state = GTK_STATE_PRELIGHT;
1405 state = gtk_widget_get_state (widget);
1407 horizontalClipArea.x = xpaned->handle_pos_west.x;
1408 horizontalClipArea.y = xpaned->handle_pos_west.y;
1409 horizontalClipArea.width =
1410 xpaned->handle_pos_west.width + handle_size +
1411 xpaned->handle_pos_east.width;
1412 horizontalClipArea.height = handle_size;
1414 verticalClipArea.x = xpaned->handle_pos_north.x;
1415 verticalClipArea.y = xpaned->handle_pos_north.y;
1416 verticalClipArea.width = handle_size;
1417 verticalClipArea.height =
1418 xpaned->handle_pos_north.height + handle_size +
1419 xpaned->handle_pos_south.height;
1421 gtk_paint_handle (gtk_widget_get_style (widget),
1422 gtk_widget_get_window (widget),
1425 &horizontalClipArea,
1428 xpaned->handle_pos_east.x - handle_size - 256 / 2,
1429 xpaned->handle_pos_west.y + 1,
1430 256 + handle_size, handle_size - 2,
1431 /*xpaned->handle_pos_west.x,
1432 xpaned->handle_pos_west.y + 1,
1433 xpaned->handle_pos_west.width + handle_size + xpaned->handle_pos_east.width,
1435 GTK_ORIENTATION_HORIZONTAL);
1436 gtk_paint_handle (gtk_widget_get_style (widget),
1437 gtk_widget_get_window (widget),
1443 xpaned->handle_pos_north.x + 1,
1444 xpaned->handle_pos_south.y - handle_size - 256 / 2,
1445 handle_size - 2, 256 + handle_size,
1446 /*xpaned->handle_pos_north.x + 1,
1447 xpaned->handle_pos_north.y,
1449 xpaned->handle_pos_north.height + handle_size + xpaned->handle_pos_south.height, */
1450 GTK_ORIENTATION_VERTICAL);
1453 /* Chain up to draw children */
1454 GTK_WIDGET_CLASS (parent_class)->expose_event (widget, event);
1460 is_rtl (GtkXPaned * xpaned)
1462 if (gtk_widget_get_direction (GTK_WIDGET (xpaned)) == GTK_TEXT_DIR_RTL)
1469 update_drag (GtkXPaned * xpaned)
1473 GtkRequisition size;
1474 GtkAllocation allocation;
1475 gtk_widget_get_allocation (GTK_WIDGET (xpaned), &allocation);
1477 gtk_widget_get_pointer (GTK_WIDGET (xpaned), &pos.x, &pos.y);
1479 if (xpaned->in_drag_vert)
1481 pos.y -= xpaned->drag_pos.y;
1483 if (is_rtl (xpaned))
1485 gtk_widget_style_get (GTK_WIDGET (xpaned),
1486 "handle-size", &handle_size, NULL);
1488 size.height = allocation.height - pos.y - handle_size;
1492 size.height = pos.y;
1495 size.height -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1498 CLAMP (size.height, xpaned->min_position.y, xpaned->max_position.y);
1500 if (size.height != xpaned->top_left_child_size.height)
1501 gtk_xpaned_set_position_y (xpaned, size.height);
1504 if (xpaned->in_drag_horiz)
1506 pos.x -= xpaned->drag_pos.x;
1508 if (is_rtl (xpaned))
1510 gtk_widget_style_get (GTK_WIDGET (xpaned),
1511 "handle-size", &handle_size, NULL);
1513 size.width = allocation.width - pos.x - handle_size;
1520 size.width -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1523 CLAMP (size.width, xpaned->min_position.x, xpaned->max_position.x);
1525 if (size.width != xpaned->top_left_child_size.width)
1526 gtk_xpaned_set_position_x (xpaned, size.width);
1529 if (xpaned->in_drag_vert_and_horiz)
1531 pos.x -= xpaned->drag_pos.x;
1532 pos.y -= xpaned->drag_pos.y;
1534 if (is_rtl (xpaned))
1536 gtk_widget_style_get (GTK_WIDGET (xpaned),
1537 "handle-size", &handle_size, NULL);
1539 size.width = allocation.width - pos.x - handle_size;
1540 size.height = allocation.height - pos.y - handle_size;
1545 size.height = pos.y;
1548 size.width -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1549 size.height -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1552 CLAMP (size.width, xpaned->min_position.x, xpaned->max_position.x);
1554 CLAMP (size.height, xpaned->min_position.y, xpaned->max_position.y);
1556 if (size.width != xpaned->top_left_child_size.width)
1557 gtk_xpaned_set_position_x (xpaned, size.width);
1559 if (size.height != xpaned->top_left_child_size.height)
1560 gtk_xpaned_set_position_y (xpaned, size.height);
1565 gtk_xpaned_enter (GtkWidget * widget, GdkEventCrossing * event)
1567 GtkXPaned *xpaned = GTK_XPANED (widget);
1569 if (xpaned->in_drag_vert ||
1570 xpaned->in_drag_horiz || xpaned->in_drag_vert_and_horiz)
1571 update_drag (xpaned);
1574 xpaned->handle_prelit = TRUE;
1576 gtk_widget_queue_draw_area (widget,
1577 xpaned->handle_pos_east.x,
1578 xpaned->handle_pos_east.y,
1579 xpaned->handle_pos_east.width,
1580 xpaned->handle_pos_east.height);
1582 gtk_widget_queue_draw_area (widget,
1583 xpaned->handle_pos_west.x,
1584 xpaned->handle_pos_west.y,
1585 xpaned->handle_pos_west.width,
1586 xpaned->handle_pos_west.height);
1588 gtk_widget_queue_draw_area (widget,
1589 xpaned->handle_pos_north.x,
1590 xpaned->handle_pos_north.y,
1591 xpaned->handle_pos_north.width,
1592 xpaned->handle_pos_north.height);
1594 gtk_widget_queue_draw_area (widget,
1595 xpaned->handle_pos_south.x,
1596 xpaned->handle_pos_south.y,
1597 xpaned->handle_pos_south.width,
1598 xpaned->handle_pos_south.height);
1600 gtk_widget_queue_draw_area (widget,
1601 xpaned->handle_pos_middle.x,
1602 xpaned->handle_pos_middle.y,
1603 xpaned->handle_pos_middle.width,
1604 xpaned->handle_pos_middle.height);
1611 gtk_xpaned_leave (GtkWidget * widget, GdkEventCrossing * event)
1613 GtkXPaned *xpaned = GTK_XPANED (widget);
1615 if (xpaned->in_drag_vert ||
1616 xpaned->in_drag_horiz || xpaned->in_drag_vert_and_horiz)
1617 update_drag (xpaned);
1620 xpaned->handle_prelit = FALSE;
1622 gtk_widget_queue_draw_area (widget,
1623 xpaned->handle_pos_east.x,
1624 xpaned->handle_pos_east.y,
1625 xpaned->handle_pos_east.width,
1626 xpaned->handle_pos_east.height);
1628 gtk_widget_queue_draw_area (widget,
1629 xpaned->handle_pos_west.x,
1630 xpaned->handle_pos_west.y,
1631 xpaned->handle_pos_west.width,
1632 xpaned->handle_pos_west.height);
1634 gtk_widget_queue_draw_area (widget,
1635 xpaned->handle_pos_north.x,
1636 xpaned->handle_pos_north.y,
1637 xpaned->handle_pos_north.width,
1638 xpaned->handle_pos_north.height);
1640 gtk_widget_queue_draw_area (widget,
1641 xpaned->handle_pos_south.x,
1642 xpaned->handle_pos_south.y,
1643 xpaned->handle_pos_south.width,
1644 xpaned->handle_pos_south.height);
1646 gtk_widget_queue_draw_area (widget,
1647 xpaned->handle_pos_middle.x,
1648 xpaned->handle_pos_middle.y,
1649 xpaned->handle_pos_middle.width,
1650 xpaned->handle_pos_middle.height);
1657 gtk_xpaned_focus (GtkWidget * widget, GtkDirectionType direction)
1661 /* This is a hack, but how can this be done without
1662 * excessive cut-and-paste from gtkcontainer.c?
1665 gtk_widget_set_can_focus (GTK_WIDGET (widget), FALSE);
1666 retval = (*GTK_WIDGET_CLASS (parent_class)->focus) (widget, direction);
1667 gtk_widget_set_can_focus (GTK_WIDGET (widget), TRUE);
1673 gtk_xpaned_button_press (GtkWidget * widget, GdkEventButton * event)
1675 GtkXPaned *xpaned = GTK_XPANED (widget);
1677 /* if any child is currently maximized, jump right back */
1678 if (xpaned->maximized[GTK_XPANED_TOP_LEFT] ||
1679 xpaned->maximized[GTK_XPANED_TOP_RIGHT] ||
1680 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] ||
1681 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
1684 /* if user is dragging the handles around */
1685 if (!xpaned->in_drag_vert_and_horiz &&
1686 event->window != xpaned->handle_east &&
1687 event->window != xpaned->handle_west &&
1688 event->window != xpaned->handle_north &&
1689 event->window != xpaned->handle_south &&
1690 event->window == xpaned->handle_middle && event->button == 1)
1692 xpaned->in_drag_vert_and_horiz = TRUE;
1694 /* We need a server grab here, not gtk_grab_add(), since
1695 * we don't want to pass events on to the widget's children */
1696 if (gdk_pointer_grab (xpaned->handle_middle,
1698 GDK_POINTER_MOTION_HINT_MASK
1699 | GDK_BUTTON1_MOTION_MASK
1700 | GDK_BUTTON_RELEASE_MASK
1701 | GDK_ENTER_NOTIFY_MASK
1702 | GDK_LEAVE_NOTIFY_MASK,
1703 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1707 xpaned->drag_pos.x = event->x;
1708 xpaned->drag_pos.y = event->y;
1712 else if (!xpaned->in_drag_vert &&
1713 event->window == xpaned->handle_east &&
1714 event->window != xpaned->handle_west &&
1715 event->window != xpaned->handle_north &&
1716 event->window != xpaned->handle_south &&
1717 event->window != xpaned->handle_middle && event->button == 1)
1719 xpaned->in_drag_vert = TRUE;
1721 /* We need a server grab here, not gtk_grab_add(), since
1722 * we don't want to pass events on to the widget's children */
1723 if (gdk_pointer_grab (xpaned->handle_east,
1725 GDK_POINTER_MOTION_HINT_MASK
1726 | GDK_BUTTON1_MOTION_MASK
1727 | GDK_BUTTON_RELEASE_MASK
1728 | GDK_ENTER_NOTIFY_MASK
1729 | GDK_LEAVE_NOTIFY_MASK,
1730 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1734 xpaned->drag_pos.y = event->y;
1738 else if (!xpaned->in_drag_vert &&
1739 event->window != xpaned->handle_east &&
1740 event->window == xpaned->handle_west &&
1741 event->window != xpaned->handle_north &&
1742 event->window != xpaned->handle_south &&
1743 event->window != xpaned->handle_middle && event->button == 1)
1745 xpaned->in_drag_vert = TRUE;
1747 /* We need a server grab here, not gtk_grab_add(), since
1748 * we don't want to pass events on to the widget's children */
1749 if (gdk_pointer_grab (xpaned->handle_west,
1751 GDK_POINTER_MOTION_HINT_MASK
1752 | GDK_BUTTON1_MOTION_MASK
1753 | GDK_BUTTON_RELEASE_MASK
1754 | GDK_ENTER_NOTIFY_MASK
1755 | GDK_LEAVE_NOTIFY_MASK,
1756 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1760 xpaned->drag_pos.y = event->y;
1764 else if (!xpaned->in_drag_horiz &&
1765 event->window != xpaned->handle_east &&
1766 event->window != xpaned->handle_west &&
1767 event->window == xpaned->handle_north &&
1768 event->window != xpaned->handle_south &&
1769 event->window != xpaned->handle_middle && event->button == 1)
1771 xpaned->in_drag_horiz = TRUE;
1773 /* We need a server grab here, not gtk_grab_add(), since
1774 * we don't want to pass events on to the widget's children */
1775 if (gdk_pointer_grab (xpaned->handle_north,
1777 GDK_POINTER_MOTION_HINT_MASK
1778 | GDK_BUTTON1_MOTION_MASK
1779 | GDK_BUTTON_RELEASE_MASK
1780 | GDK_ENTER_NOTIFY_MASK
1781 | GDK_LEAVE_NOTIFY_MASK,
1782 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1786 xpaned->drag_pos.x = event->x;
1790 else if (!xpaned->in_drag_horiz &&
1791 event->window != xpaned->handle_east &&
1792 event->window != xpaned->handle_west &&
1793 event->window != xpaned->handle_north &&
1794 event->window == xpaned->handle_south &&
1795 event->window != xpaned->handle_middle && event->button == 1)
1797 xpaned->in_drag_horiz = TRUE;
1799 /* We need a server grab here, not gtk_grab_add(), since
1800 * we don't want to pass events on to the widget's children */
1801 if (gdk_pointer_grab (xpaned->handle_south,
1803 GDK_POINTER_MOTION_HINT_MASK
1804 | GDK_BUTTON1_MOTION_MASK
1805 | GDK_BUTTON_RELEASE_MASK
1806 | GDK_ENTER_NOTIFY_MASK
1807 | GDK_LEAVE_NOTIFY_MASK,
1808 NULL, NULL, event->time) == GDK_GRAB_SUCCESS)
1812 xpaned->drag_pos.x = event->x;
1820 gtk_xpaned_button_release (GtkWidget * widget, GdkEventButton * event)
1822 GtkXPaned *xpaned = GTK_XPANED (widget);
1824 if (xpaned->in_drag_vert && (event->button == 1))
1826 xpaned->in_drag_vert = FALSE;
1827 xpaned->drag_pos.y = -1;
1828 xpaned->position_set = TRUE;
1829 gdk_display_pointer_ungrab (gtk_widget_get_display (widget),
1833 else if (xpaned->in_drag_horiz && (event->button == 1))
1835 xpaned->in_drag_horiz = FALSE;
1836 xpaned->drag_pos.x = -1;
1837 xpaned->position_set = TRUE;
1838 gdk_display_pointer_ungrab (gtk_widget_get_display (widget),
1842 else if (xpaned->in_drag_vert_and_horiz && (event->button == 1))
1844 xpaned->in_drag_vert_and_horiz = FALSE;
1845 xpaned->drag_pos.x = -1;
1846 xpaned->drag_pos.y = -1;
1847 xpaned->position_set = TRUE;
1848 gdk_display_pointer_ungrab (gtk_widget_get_display (widget),
1857 gtk_xpaned_motion (GtkWidget * widget, GdkEventMotion * event)
1859 GtkXPaned *xpaned = GTK_XPANED (widget);
1861 if (xpaned->in_drag_vert ||
1862 xpaned->in_drag_horiz || xpaned->in_drag_vert_and_horiz)
1865 update_drag (xpaned);
1873 gtk_xpaned_add_top_left (GtkXPaned * xpaned, GtkWidget * widget)
1875 gtk_xpaned_pack_top_left (xpaned, widget, FALSE, TRUE);
1879 gtk_xpaned_add_top_right (GtkXPaned * xpaned, GtkWidget * widget)
1881 gtk_xpaned_pack_top_right (xpaned, widget, FALSE, TRUE);
1885 gtk_xpaned_add_bottom_left (GtkXPaned * xpaned, GtkWidget * widget)
1887 gtk_xpaned_pack_bottom_left (xpaned, widget, FALSE, TRUE);
1891 gtk_xpaned_add_bottom_right (GtkXPaned * xpaned, GtkWidget * widget)
1893 gtk_xpaned_pack_bottom_right (xpaned, widget, FALSE, TRUE);
1897 gtk_xpaned_pack_top_left (GtkXPaned * xpaned,
1898 GtkWidget * child, gboolean resize, gboolean shrink)
1900 g_return_if_fail (GTK_IS_XPANED (xpaned));
1901 g_return_if_fail (GTK_IS_WIDGET (child));
1903 if (!xpaned->top_left_child)
1905 xpaned->top_left_child = child;
1906 xpaned->top_left_child_resize = resize;
1907 xpaned->top_left_child_shrink = shrink;
1909 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1914 gtk_xpaned_pack_top_right (GtkXPaned * xpaned,
1916 gboolean resize, gboolean shrink)
1918 g_return_if_fail (GTK_IS_XPANED (xpaned));
1919 g_return_if_fail (GTK_IS_WIDGET (child));
1921 if (!xpaned->top_right_child)
1923 xpaned->top_right_child = child;
1924 xpaned->top_right_child_resize = resize;
1925 xpaned->top_right_child_shrink = shrink;
1927 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1932 gtk_xpaned_pack_bottom_left (GtkXPaned * xpaned,
1934 gboolean resize, gboolean shrink)
1936 g_return_if_fail (GTK_IS_XPANED (xpaned));
1937 g_return_if_fail (GTK_IS_WIDGET (child));
1939 if (!xpaned->bottom_left_child)
1941 xpaned->bottom_left_child = child;
1942 xpaned->bottom_left_child_resize = resize;
1943 xpaned->bottom_left_child_shrink = shrink;
1945 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1950 gtk_xpaned_pack_bottom_right (GtkXPaned * xpaned,
1952 gboolean resize, gboolean shrink)
1954 g_return_if_fail (GTK_IS_XPANED (xpaned));
1955 g_return_if_fail (GTK_IS_WIDGET (child));
1957 if (!xpaned->bottom_right_child)
1959 xpaned->bottom_right_child = child;
1960 xpaned->bottom_right_child_resize = resize;
1961 xpaned->bottom_right_child_shrink = shrink;
1963 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1968 gtk_xpaned_add (GtkContainer * container, GtkWidget * widget)
1972 g_return_if_fail (GTK_IS_XPANED (container));
1974 xpaned = GTK_XPANED (container);
1976 if (!xpaned->top_left_child)
1977 gtk_xpaned_add_top_left (xpaned, widget);
1978 else if (!xpaned->top_right_child)
1979 gtk_xpaned_add_top_right (xpaned, widget);
1980 else if (!xpaned->bottom_left_child)
1981 gtk_xpaned_add_bottom_left (xpaned, widget);
1982 else if (!xpaned->bottom_right_child)
1983 gtk_xpaned_add_bottom_right (xpaned, widget);
1985 g_warning ("GtkXPaned cannot have more than 4 children\n");
1989 gtk_xpaned_remove (GtkContainer * container, GtkWidget * widget)
1992 gboolean was_visible;
1994 xpaned = GTK_XPANED (container);
1995 was_visible = gtk_widget_get_visible (widget);
1997 if (xpaned->top_left_child == widget)
1999 gtk_widget_unparent (widget);
2001 xpaned->top_left_child = NULL;
2003 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
2004 gtk_widget_queue_resize (GTK_WIDGET (container));
2006 else if (xpaned->top_right_child == widget)
2008 gtk_widget_unparent (widget);
2010 xpaned->top_right_child = NULL;
2012 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
2013 gtk_widget_queue_resize (GTK_WIDGET (container));
2015 else if (xpaned->bottom_left_child == widget)
2017 gtk_widget_unparent (widget);
2019 xpaned->bottom_left_child = NULL;
2021 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
2022 gtk_widget_queue_resize (GTK_WIDGET (container));
2024 else if (xpaned->bottom_right_child == widget)
2026 gtk_widget_unparent (widget);
2028 xpaned->bottom_right_child = NULL;
2030 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
2031 gtk_widget_queue_resize (GTK_WIDGET (container));
2034 g_warning ("GtkXPaned has no more children attached\n");
2039 gtk_xpaned_forall (GtkContainer * container,
2040 gboolean include_internals,
2041 GtkCallback callback, gpointer callback_data)
2045 g_return_if_fail (callback != NULL);
2047 xpaned = GTK_XPANED (container);
2049 if (xpaned->top_left_child)
2050 (*callback) (xpaned->top_left_child, callback_data);
2051 if (xpaned->top_right_child)
2052 (*callback) (xpaned->top_right_child, callback_data);
2053 if (xpaned->bottom_left_child)
2054 (*callback) (xpaned->bottom_left_child, callback_data);
2055 if (xpaned->bottom_right_child)
2056 (*callback) (xpaned->bottom_right_child, callback_data);
2060 * gtk_xpaned_get_position_x:
2061 * @paned: a #GtkXPaned widget
2063 * Obtains the x-position of the divider.
2065 * Return value: x-position of the divider
2068 gtk_xpaned_get_position_x (GtkXPaned * xpaned)
2070 g_return_val_if_fail (GTK_IS_XPANED (xpaned), 0);
2072 return xpaned->top_left_child_size.width;
2076 * gtk_xpaned_get_position_y:
2077 * @paned: a #GtkXPaned widget
2079 * Obtains the y-position of the divider.
2081 * Return value: y-position of the divider
2084 gtk_xpaned_get_position_y (GtkXPaned * xpaned)
2086 g_return_val_if_fail (GTK_IS_XPANED (xpaned), 0);
2088 return xpaned->top_left_child_size.height;
2092 * gtk_xpaned_set_position_x:
2093 * @paned: a #GtkXPaned widget
2094 * @xposition: pixel x-position of divider, a negative values
2095 * of a component mean that the position is unset.
2097 * Sets the x-position of the divider between the four panes.
2100 gtk_xpaned_set_position_x (GtkXPaned * xpaned, gint xposition)
2104 g_return_if_fail (GTK_IS_XPANED (xpaned));
2106 /* if any child is currently maximized, jump right back */
2107 if (xpaned->maximized[GTK_XPANED_TOP_LEFT] ||
2108 xpaned->maximized[GTK_XPANED_TOP_RIGHT] ||
2109 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] ||
2110 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2113 object = G_OBJECT (xpaned);
2117 /* We don't clamp here - the assumption is that
2118 * if the total allocation changes at the same time
2119 * as the position, the position set is with reference
2120 * to the new total size. If only the position changes,
2121 * then clamping will occur in gtk_paned_compute_position()
2124 xpaned->top_left_child_size.width = xposition;
2125 xpaned->position_set = TRUE;
2129 xpaned->position_set = FALSE;
2132 g_object_freeze_notify (object);
2133 g_object_notify (object, "x-position");
2134 g_object_notify (object, "position-set");
2135 g_object_thaw_notify (object);
2137 gtk_widget_queue_resize (GTK_WIDGET (xpaned));
2141 * gtk_xpaned_set_position_y:
2142 * @paned: a #GtkXPaned widget
2143 * @yposition: pixel y-position of divider, a negative values
2144 * of a component mean that the position is unset.
2146 * Sets the y-position of the divider between the four panes.
2149 gtk_xpaned_set_position_y (GtkXPaned * xpaned, gint yposition)
2153 g_return_if_fail (GTK_IS_XPANED (xpaned));
2155 /* if any child is currently maximized, jump right back */
2156 if (xpaned->maximized[GTK_XPANED_TOP_LEFT] ||
2157 xpaned->maximized[GTK_XPANED_TOP_RIGHT] ||
2158 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] ||
2159 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2162 object = G_OBJECT (xpaned);
2166 /* We don't clamp here - the assumption is that
2167 * if the total allocation changes at the same time
2168 * as the position, the position set is with reference
2169 * to the new total size. If only the position changes,
2170 * then clamping will occur in gtk_paned_compute_position()
2173 xpaned->top_left_child_size.height = yposition;
2174 xpaned->position_set = TRUE;
2178 xpaned->position_set = FALSE;
2181 g_object_freeze_notify (object);
2182 g_object_notify (object, "y-position");
2183 g_object_notify (object, "position-set");
2184 g_object_thaw_notify (object);
2186 gtk_widget_queue_resize (GTK_WIDGET (xpaned));
2189 /* this call is private and only intended for internal use! */
2191 gtk_xpaned_save_unmaximized_x (GtkXPaned * xpaned)
2193 xpaned->unmaximized_position.x = gtk_xpaned_get_position_x (xpaned);
2196 /* this call is private and only intended for internal use! */
2198 gtk_xpaned_save_unmaximized_y (GtkXPaned * xpaned)
2200 xpaned->unmaximized_position.y = gtk_xpaned_get_position_y (xpaned);
2203 /* this call is private and only intended for internal use! */
2205 gtk_xpaned_fetch_unmaximized_x (GtkXPaned * xpaned)
2207 return xpaned->unmaximized_position.x;
2210 /* this call is private and only intended for internal use! */
2212 gtk_xpaned_fetch_unmaximized_y (GtkXPaned * xpaned)
2214 return xpaned->unmaximized_position.y;
2218 * gtk_xpaned_get_top_left_child:
2219 * @xpaned: a #GtkXPaned widget
2221 * Obtains the top-left child of the xpaned widget.
2223 * Return value: top-left child, or %NULL if it is not set.
2228 gtk_xpaned_get_top_left_child (GtkXPaned * xpaned)
2230 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2232 return xpaned->top_left_child;
2236 * gtk_xpaned_get_top_right_child:
2237 * @xpaned: a #GtkXPaned widget
2239 * Obtains the top-right child of the xpaned widget.
2241 * Return value: top-right child, or %NULL if it is not set.
2246 gtk_xpaned_get_top_right_child (GtkXPaned * xpaned)
2248 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2250 return xpaned->top_right_child;
2254 * gtk_xpaned_get_bottom_left_child:
2255 * @xpaned: a #GtkXPaned widget
2257 * Obtains the bottom-left child of the xpaned widget.
2259 * Return value: bottom-left child, or %NULL if it is not set.
2264 gtk_xpaned_get_bottom_left_child (GtkXPaned * xpaned)
2266 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2268 return xpaned->bottom_left_child;
2272 * gtk_xpaned_get_bottom_right_child:
2273 * @xpaned: a #GtkXPaned widget
2275 * Obtains the bottom-right child of the xpaned widget.
2277 * Return value: bottom-right child, or %NULL if it is not set.
2282 gtk_xpaned_get_bottom_right_child (GtkXPaned * xpaned)
2284 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2286 return xpaned->bottom_right_child;
2290 gtk_xpaned_maximize_top_left (GtkXPaned * xpaned, gboolean maximize)
2294 /* see if any child is already maximized */
2295 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2296 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2297 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2298 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2300 /* save current position */
2301 gtk_xpaned_save_unmaximized_x (xpaned);
2302 gtk_xpaned_save_unmaximized_y (xpaned);
2304 /* set new maximized position */
2305 gtk_xpaned_set_position_x (xpaned, xpaned->max_position.x);
2306 gtk_xpaned_set_position_y (xpaned, xpaned->max_position.y);
2308 /* mark maximized flag for top-left child */
2309 xpaned->maximized[GTK_XPANED_TOP_LEFT] = TRUE;
2313 /* already one child maximized, report error */
2319 /* verify that top-left child is really currently maximized */
2320 if (xpaned->maximized[GTK_XPANED_TOP_LEFT])
2322 /* clear maximized flat for top-left child */
2323 xpaned->maximized[GTK_XPANED_TOP_LEFT] = FALSE;
2325 /* restore unmaximized position */
2326 gtk_xpaned_set_position_x (xpaned,
2327 gtk_xpaned_fetch_unmaximized_x (xpaned));
2328 gtk_xpaned_set_position_y (xpaned,
2329 gtk_xpaned_fetch_unmaximized_y (xpaned));
2333 /* top-left child is currently not maximized, report error */
2340 gtk_xpaned_maximize_top_right (GtkXPaned * xpaned, gboolean maximize)
2344 /* see if any child is already maximized */
2345 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2346 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2347 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2348 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2350 /* save current position */
2351 gtk_xpaned_save_unmaximized_x (xpaned);
2352 gtk_xpaned_save_unmaximized_y (xpaned);
2354 /* set new maximized position */
2355 gtk_xpaned_set_position_x (xpaned, xpaned->min_position.x);
2356 gtk_xpaned_set_position_y (xpaned, xpaned->max_position.y);
2358 /* mark maximized flag for top-right child */
2359 xpaned->maximized[GTK_XPANED_TOP_RIGHT] = TRUE;
2363 /* already one child maximized, report error */
2369 /* verify that top-right child is really currently maximized */
2370 if (xpaned->maximized[GTK_XPANED_TOP_RIGHT])
2372 /* clear maximized flat for top-right child */
2373 xpaned->maximized[GTK_XPANED_TOP_RIGHT] = FALSE;
2375 /* restore unmaximized position */
2376 gtk_xpaned_set_position_x (xpaned,
2377 gtk_xpaned_fetch_unmaximized_x (xpaned));
2378 gtk_xpaned_set_position_y (xpaned,
2379 gtk_xpaned_fetch_unmaximized_y (xpaned));
2383 /* top-right child is currently not maximized, report error */
2390 gtk_xpaned_maximize_bottom_left (GtkXPaned * xpaned, gboolean maximize)
2394 /* see if any child is already maximized */
2395 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2396 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2397 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2398 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2400 /* save current position */
2401 gtk_xpaned_save_unmaximized_x (xpaned);
2402 gtk_xpaned_save_unmaximized_y (xpaned);
2404 /* set new maximized position */
2405 gtk_xpaned_set_position_x (xpaned, xpaned->max_position.x);
2406 gtk_xpaned_set_position_y (xpaned, xpaned->min_position.y);
2408 /* mark maximized flag for bottom-left child */
2409 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] = TRUE;
2413 /* already one child maximized, report error */
2419 /* verify that bottom-left child is really currently maximized */
2420 if (xpaned->maximized[GTK_XPANED_BOTTOM_LEFT])
2422 /* clear maximized flat for bottom-left child */
2423 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] = FALSE;
2425 /* restore unmaximized position */
2426 gtk_xpaned_set_position_x (xpaned,
2427 gtk_xpaned_fetch_unmaximized_x (xpaned));
2428 gtk_xpaned_set_position_y (xpaned,
2429 gtk_xpaned_fetch_unmaximized_y (xpaned));
2433 /* bottom-left child is currently not maximized, report error */
2440 gtk_xpaned_maximize_bottom_right (GtkXPaned * xpaned, gboolean maximize)
2444 /* see if any child is already maximized */
2445 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2446 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2447 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2448 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2450 /* save current position */
2451 gtk_xpaned_save_unmaximized_x (xpaned);
2452 gtk_xpaned_save_unmaximized_y (xpaned);
2454 /* set new maximized position */
2455 gtk_xpaned_set_position_x (xpaned, xpaned->min_position.x);
2456 gtk_xpaned_set_position_y (xpaned, xpaned->min_position.y);
2458 /* mark maximized flag for bottom-right child */
2459 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT] = TRUE;
2463 /* already one child maximized, report error */
2469 /* verify that bottom-right child is really currently maximized */
2470 if (xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2472 /* clear maximized flat for bottom-right child */
2473 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT] = FALSE;
2475 /* restore unmaximized position */
2476 gtk_xpaned_set_position_x (xpaned,
2477 gtk_xpaned_fetch_unmaximized_x (xpaned));
2478 gtk_xpaned_set_position_y (xpaned,
2479 gtk_xpaned_fetch_unmaximized_y (xpaned));
2483 /* bottom-right child is currently not maximized, report error */
2490 gtk_xpaned_compute_position (GtkXPaned * xpaned,
2491 const GtkAllocation * allocation,
2492 GtkRequisition * top_left_child_req,
2493 GtkRequisition * top_right_child_req,
2494 GtkRequisition * bottom_left_child_req,
2495 GtkRequisition * bottom_right_child_req)
2497 GdkPoint old_position;
2498 GdkPoint old_min_position;
2499 GdkPoint old_max_position;
2501 gint border_width = gtk_container_get_border_width (GTK_CONTAINER (xpaned));
2503 g_return_if_fail (GTK_IS_XPANED (xpaned));
2505 old_position.x = xpaned->top_left_child_size.width;
2506 old_position.y = xpaned->top_left_child_size.height;
2507 old_min_position.x = xpaned->min_position.x;
2508 old_min_position.y = xpaned->min_position.y;
2509 old_max_position.x = xpaned->max_position.x;
2510 old_max_position.y = xpaned->max_position.y;
2512 xpaned->min_position.x =
2513 xpaned->top_left_child_shrink ? 0 : top_left_child_req->width;
2514 xpaned->min_position.y =
2515 xpaned->top_left_child_shrink ? 0 : top_left_child_req->height;
2517 gtk_widget_style_get (GTK_WIDGET (xpaned), "handle-size", &handle_size,
2520 xpaned->max_position.x = allocation->width - 2 * border_width - handle_size;
2521 xpaned->max_position.y =
2522 allocation->height - 2 * border_width - handle_size;
2523 if (!xpaned->top_left_child_shrink)
2524 xpaned->max_position.x =
2525 MAX (1, xpaned->max_position.x - top_left_child_req->width);
2526 xpaned->max_position.x =
2527 MAX (xpaned->min_position.x, xpaned->max_position.x);
2529 if (!xpaned->position_set)
2531 if (xpaned->top_left_child_resize && !xpaned->top_right_child_resize)
2533 xpaned->top_left_child_size.width =
2534 MAX (0, allocation->width - top_right_child_req->width);
2535 xpaned->top_left_child_size.height =
2536 MAX (0, allocation->height - top_right_child_req->height);
2538 else if (!xpaned->top_left_child_resize
2539 && xpaned->top_right_child_resize)
2541 xpaned->top_left_child_size.width = top_left_child_req->width;
2542 xpaned->top_left_child_size.height = top_left_child_req->height;
2546 xpaned->top_left_child_size.width = allocation->width * 0.5 + 0.5;
2547 xpaned->top_left_child_size.height = allocation->height * 0.5 + 0.5;
2552 /* If the position was set before the initial allocation.
2553 ** (paned->last_allocation <= 0) just clamp it and leave it. */
2554 if (xpaned->last_allocation.width > 0)
2556 if (xpaned->top_left_child_resize
2557 && !xpaned->top_right_child_resize)
2559 xpaned->top_left_child_size.width += allocation->width
2560 - xpaned->last_allocation.width;
2562 xpaned->top_left_child_size.height += allocation->height
2563 - xpaned->last_allocation.height;
2567 (!xpaned->top_left_child_resize
2568 && xpaned->top_right_child_resize))
2570 xpaned->top_left_child_size.width = allocation->width
2571 * ((gdouble) xpaned->top_left_child_size.width /
2572 (xpaned->last_allocation.width)) + 0.5;
2574 xpaned->top_left_child_size.height = allocation->height
2575 * ((gdouble) xpaned->top_left_child_size.height /
2576 (xpaned->last_allocation.height)) + 0.5;
2579 if (xpaned->last_allocation.height > 0)
2581 if (xpaned->top_left_child_resize
2582 && !xpaned->top_right_child_resize)
2584 xpaned->top_left_child_size.width +=
2585 allocation->width - xpaned->last_allocation.width;
2586 xpaned->top_left_child_size.height +=
2587 allocation->height - xpaned->last_allocation.height;
2591 (!xpaned->top_left_child_resize
2592 && xpaned->top_right_child_resize))
2594 xpaned->top_left_child_size.width =
2596 ((gdouble) xpaned->top_left_child_size.width /
2597 (xpaned->last_allocation.width)) + 0.5;
2598 xpaned->top_left_child_size.height =
2599 allocation->height *
2600 ((gdouble) xpaned->top_left_child_size.height /
2601 (xpaned->last_allocation.height)) + 0.5;
2607 xpaned->top_left_child_size.width =
2608 CLAMP (xpaned->top_left_child_size.width, xpaned->min_position.x,
2609 xpaned->max_position.x);
2610 xpaned->top_left_child_size.height =
2611 CLAMP (xpaned->top_left_child_size.height, xpaned->min_position.y,
2612 xpaned->max_position.y);
2614 xpaned->top_right_child_size.width =
2615 CLAMP (xpaned->top_right_child_size.width, xpaned->min_position.x,
2616 xpaned->max_position.x);
2617 xpaned->top_right_child_size.height =
2618 CLAMP (xpaned->top_right_child_size.height, xpaned->min_position.y,
2619 xpaned->max_position.y);
2621 xpaned->bottom_left_child_size.width =
2622 CLAMP (xpaned->bottom_left_child_size.width, xpaned->min_position.x,
2623 xpaned->max_position.x);
2624 xpaned->bottom_left_child_size.height =
2625 CLAMP (xpaned->bottom_left_child_size.height, xpaned->min_position.y,
2626 xpaned->max_position.y);
2628 xpaned->bottom_right_child_size.width =
2629 CLAMP (xpaned->bottom_right_child_size.width, xpaned->min_position.x,
2630 xpaned->max_position.x);
2631 xpaned->bottom_right_child_size.height =
2632 CLAMP (xpaned->bottom_right_child_size.height, xpaned->min_position.y,
2633 xpaned->max_position.y);
2635 gtk_widget_set_child_visible (xpaned->top_left_child, TRUE);
2636 gtk_widget_set_child_visible (xpaned->top_right_child, TRUE);
2637 gtk_widget_set_child_visible (xpaned->bottom_left_child, TRUE);
2638 gtk_widget_set_child_visible (xpaned->bottom_right_child, TRUE);
2640 g_object_freeze_notify (G_OBJECT (xpaned));
2642 if (xpaned->top_left_child_size.width != old_position.x)
2643 g_object_notify (G_OBJECT (xpaned), "x-position");
2644 if (xpaned->top_left_child_size.height != old_position.y)
2645 g_object_notify (G_OBJECT (xpaned), "y-position");
2647 if (xpaned->top_right_child_size.width != old_position.x)
2648 g_object_notify (G_OBJECT (xpaned), "x-position");
2649 if (xpaned->top_right_child_size.height != old_position.y)
2650 g_object_notify (G_OBJECT (xpaned), "y-position");
2652 if (xpaned->bottom_left_child_size.width != old_position.x)
2653 g_object_notify (G_OBJECT (xpaned), "x-position");
2654 if (xpaned->bottom_left_child_size.height != old_position.y)
2655 g_object_notify (G_OBJECT (xpaned), "y-position");
2657 if (xpaned->bottom_right_child_size.width != old_position.x)
2658 g_object_notify (G_OBJECT (xpaned), "x-position");
2659 if (xpaned->bottom_right_child_size.height != old_position.y)
2660 g_object_notify (G_OBJECT (xpaned), "y-position");
2662 if (xpaned->min_position.x != old_min_position.x)
2663 g_object_notify (G_OBJECT (xpaned), "min-x-position");
2664 if (xpaned->min_position.y != old_min_position.y)
2665 g_object_notify (G_OBJECT (xpaned), "min-y-position");
2667 if (xpaned->max_position.x != old_max_position.x)
2668 g_object_notify (G_OBJECT (xpaned), "max-y-position");
2669 if (xpaned->max_position.y != old_max_position.y)
2670 g_object_notify (G_OBJECT (xpaned), "max-y-position");
2672 g_object_thaw_notify (G_OBJECT (xpaned));
2674 xpaned->last_allocation.width = allocation->width;
2675 xpaned->last_allocation.height = allocation->height;
2679 gtk_xpaned_set_saved_focus (GtkXPaned * xpaned, GtkWidget * widget)
2681 if (xpaned->priv->saved_focus)
2682 g_object_remove_weak_pointer (G_OBJECT (xpaned->priv->saved_focus),
2683 (gpointer *) & (xpaned->priv->saved_focus));
2685 xpaned->priv->saved_focus = widget;
2687 if (xpaned->priv->saved_focus)
2688 g_object_add_weak_pointer (G_OBJECT (xpaned->priv->saved_focus),
2689 (gpointer *) & (xpaned->priv->saved_focus));
2693 gtk_xpaned_set_first_xpaned (GtkXPaned * xpaned, GtkXPaned * first_xpaned)
2695 if (xpaned->priv->first_xpaned)
2696 g_object_remove_weak_pointer (G_OBJECT (xpaned->priv->first_xpaned),
2697 (gpointer *) & (xpaned->priv->
2700 xpaned->priv->first_xpaned = first_xpaned;
2702 if (xpaned->priv->first_xpaned)
2703 g_object_add_weak_pointer (G_OBJECT (xpaned->priv->first_xpaned),
2704 (gpointer *) & (xpaned->priv->first_xpaned));
2708 gtk_xpaned_set_last_top_left_child_focus (GtkXPaned * xpaned,
2711 if (xpaned->last_top_left_child_focus)
2712 g_object_remove_weak_pointer (G_OBJECT
2713 (xpaned->last_top_left_child_focus),
2714 (gpointer *) & (xpaned->
2715 last_top_left_child_focus));
2717 xpaned->last_top_left_child_focus = widget;
2719 if (xpaned->last_top_left_child_focus)
2720 g_object_add_weak_pointer (G_OBJECT (xpaned->last_top_left_child_focus),
2721 (gpointer *) & (xpaned->
2722 last_top_left_child_focus));
2726 gtk_xpaned_set_last_top_right_child_focus (GtkXPaned * xpaned,
2729 if (xpaned->last_top_right_child_focus)
2730 g_object_remove_weak_pointer (G_OBJECT
2731 (xpaned->last_top_right_child_focus),
2732 (gpointer *) & (xpaned->
2733 last_top_right_child_focus));
2735 xpaned->last_top_right_child_focus = widget;
2737 if (xpaned->last_top_right_child_focus)
2738 g_object_add_weak_pointer (G_OBJECT (xpaned->last_top_right_child_focus),
2739 (gpointer *) & (xpaned->
2740 last_top_right_child_focus));
2744 gtk_xpaned_set_last_bottom_left_child_focus (GtkXPaned * xpaned,
2747 if (xpaned->last_bottom_left_child_focus)
2748 g_object_remove_weak_pointer (G_OBJECT
2749 (xpaned->last_bottom_left_child_focus),
2750 (gpointer *) & (xpaned->
2751 last_bottom_left_child_focus));
2753 xpaned->last_bottom_left_child_focus = widget;
2755 if (xpaned->last_bottom_left_child_focus)
2756 g_object_add_weak_pointer (G_OBJECT
2757 (xpaned->last_bottom_left_child_focus),
2758 (gpointer *) & (xpaned->
2759 last_bottom_left_child_focus));
2763 gtk_xpaned_set_last_bottom_right_child_focus (GtkXPaned * xpaned,
2766 if (xpaned->last_bottom_right_child_focus)
2767 g_object_remove_weak_pointer (G_OBJECT
2768 (xpaned->last_bottom_right_child_focus),
2769 (gpointer *) & (xpaned->
2770 last_bottom_right_child_focus));
2772 xpaned->last_bottom_right_child_focus = widget;
2774 if (xpaned->last_bottom_right_child_focus)
2775 g_object_add_weak_pointer (G_OBJECT
2776 (xpaned->last_bottom_right_child_focus),
2777 (gpointer *) & (xpaned->
2778 last_bottom_right_child_focus));
2782 xpaned_get_focus_widget (GtkXPaned * xpaned)
2784 GtkWidget *toplevel;
2786 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (xpaned));
2787 if (gtk_widget_is_toplevel (toplevel))
2788 return gtk_window_get_focus (GTK_WINDOW (toplevel));
2794 gtk_xpaned_set_focus_child (GtkContainer * container, GtkWidget * focus_child)
2798 g_return_if_fail (GTK_IS_XPANED (container));
2800 xpaned = GTK_XPANED (container);
2802 if (focus_child == NULL)
2804 GtkWidget *last_focus;
2807 last_focus = xpaned_get_focus_widget (xpaned);
2811 /* If there is one or more paned widgets between us and the
2812 * focus widget, we want the topmost of those as last_focus
2814 for (w = last_focus; w != GTK_WIDGET (xpaned); w = gtk_widget_get_parent (w))
2815 if (GTK_IS_XPANED (w))
2818 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
2819 gtk_xpaned_set_last_top_left_child_focus (xpaned, last_focus);
2820 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2821 gtk_xpaned_set_last_top_right_child_focus (xpaned, last_focus);
2822 else if (gtk_container_get_focus_child (container) == xpaned->bottom_left_child)
2823 gtk_xpaned_set_last_bottom_left_child_focus (xpaned, last_focus);
2824 else if (gtk_container_get_focus_child (container) == xpaned->bottom_right_child)
2825 gtk_xpaned_set_last_bottom_right_child_focus (xpaned, last_focus);
2829 if (parent_class->set_focus_child)
2830 (*parent_class->set_focus_child) (container, focus_child);
2834 gtk_xpaned_get_cycle_chain (GtkXPaned * xpaned,
2835 GtkDirectionType direction, GList ** widgets)
2837 GtkContainer *container = GTK_CONTAINER (xpaned);
2838 GtkWidget *ancestor = NULL;
2839 GList *temp_list = NULL;
2842 if (xpaned->in_recursion)
2845 g_assert (widgets != NULL);
2847 if (xpaned->last_top_left_child_focus &&
2848 !gtk_widget_is_ancestor (xpaned->last_top_left_child_focus,
2849 GTK_WIDGET (xpaned)))
2851 gtk_xpaned_set_last_top_left_child_focus (xpaned, NULL);
2854 if (xpaned->last_top_right_child_focus &&
2855 !gtk_widget_is_ancestor (xpaned->last_top_right_child_focus,
2856 GTK_WIDGET (xpaned)))
2858 gtk_xpaned_set_last_top_right_child_focus (xpaned, NULL);
2861 if (xpaned->last_bottom_left_child_focus &&
2862 !gtk_widget_is_ancestor (xpaned->last_bottom_left_child_focus,
2863 GTK_WIDGET (xpaned)))
2865 gtk_xpaned_set_last_bottom_left_child_focus (xpaned, NULL);
2868 if (xpaned->last_bottom_right_child_focus &&
2869 !gtk_widget_is_ancestor (xpaned->last_bottom_right_child_focus,
2870 GTK_WIDGET (xpaned)))
2872 gtk_xpaned_set_last_bottom_right_child_focus (xpaned, NULL);
2875 if (gtk_widget_get_parent (GTK_WIDGET (xpaned)))
2876 ancestor = gtk_widget_get_ancestor (gtk_widget_get_parent (GTK_WIDGET (xpaned)),
2879 /* The idea here is that temp_list is a list of widgets we want to cycle
2880 * to. The list is prioritized so that the first element is our first
2881 * choice, the next our second, and so on.
2883 * We can't just use g_list_reverse(), because we want to try
2884 * paned->last_child?_focus before paned->child?, both when we
2885 * are going forward and backward.
2887 if (direction == GTK_DIR_TAB_FORWARD)
2889 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
2892 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2893 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2894 temp_list = g_list_append (temp_list, ancestor);
2896 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2898 temp_list = g_list_append (temp_list, ancestor);
2900 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2901 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2903 else if (gtk_container_get_focus_child (container) == xpaned->bottom_left_child)
2905 temp_list = g_list_append (temp_list, ancestor);
2907 g_list_append (temp_list, xpaned->last_bottom_right_child_focus);
2908 temp_list = g_list_append (temp_list, xpaned->bottom_right_child);
2910 else if (gtk_container_get_focus_child (container) == xpaned->bottom_right_child)
2912 temp_list = g_list_append (temp_list, ancestor);
2914 g_list_append (temp_list, xpaned->last_top_left_child_focus);
2915 temp_list = g_list_append (temp_list, xpaned->top_left_child);
2920 g_list_append (temp_list, xpaned->last_top_left_child_focus);
2921 temp_list = g_list_append (temp_list, xpaned->top_left_child);
2923 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2924 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2926 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2927 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2929 g_list_append (temp_list, xpaned->last_bottom_right_child_focus);
2930 temp_list = g_list_append (temp_list, xpaned->bottom_right_child);
2931 temp_list = g_list_append (temp_list, ancestor);
2936 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
2938 temp_list = g_list_append (temp_list, ancestor);
2940 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2941 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2943 else if (gtk_container_get_focus_child (container) == xpaned->top_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->bottom_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);
2957 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2960 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2961 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2962 temp_list = g_list_append (temp_list, ancestor);
2967 g_list_append (temp_list, xpaned->last_bottom_right_child_focus);
2968 temp_list = g_list_append (temp_list, xpaned->bottom_right_child);
2970 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2971 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2973 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2974 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2976 g_list_append (temp_list, xpaned->last_top_left_child_focus);
2977 temp_list = g_list_append (temp_list, xpaned->top_left_child);
2978 temp_list = g_list_append (temp_list, ancestor);
2982 /* Walk the list and expand all the paned widgets. */
2983 for (list = temp_list; list != NULL; list = list->next)
2985 GtkWidget *widget = list->data;
2989 if (GTK_IS_XPANED (widget))
2991 xpaned->in_recursion = TRUE;
2992 gtk_xpaned_get_cycle_chain (GTK_XPANED (widget),
2993 direction, widgets);
2994 xpaned->in_recursion = FALSE;
2998 *widgets = g_list_append (*widgets, widget);
3003 g_list_free (temp_list);
3007 gtk_xpaned_cycle_child_focus (GtkXPaned * xpaned, gboolean reversed)
3009 GList *cycle_chain = NULL;
3012 GtkDirectionType direction =
3013 reversed ? GTK_DIR_TAB_BACKWARD : GTK_DIR_TAB_FORWARD;
3015 /* ignore f6 if the handle is focused */
3016 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3019 /* we can't just let the event propagate up the hierarchy,
3020 * because the paned will want to cycle focus _unless_ an
3021 * ancestor paned handles the event
3023 gtk_xpaned_get_cycle_chain (xpaned, direction, &cycle_chain);
3025 for (list = cycle_chain; list != NULL; list = list->next)
3026 if (gtk_widget_child_focus (GTK_WIDGET (list->data), direction))
3029 g_list_free (cycle_chain);
3035 get_child_xpanes (GtkWidget * widget, GList ** xpanes)
3037 if (GTK_IS_XPANED (widget))
3039 GtkXPaned *xpaned = GTK_XPANED (widget);
3041 get_child_xpanes (xpaned->top_left_child, xpanes);
3042 *xpanes = g_list_prepend (*xpanes, widget);
3043 get_child_xpanes (xpaned->top_right_child, xpanes);
3044 *xpanes = g_list_prepend (*xpanes, widget);
3045 get_child_xpanes (xpaned->bottom_left_child, xpanes);
3046 *xpanes = g_list_prepend (*xpanes, widget);
3047 get_child_xpanes (xpaned->bottom_right_child, xpanes);
3049 else if (GTK_IS_CONTAINER (widget))
3051 gtk_container_foreach (GTK_CONTAINER (widget),
3052 (GtkCallback) get_child_xpanes, xpanes);
3057 get_all_xpanes (GtkXPaned * xpaned)
3059 GtkXPaned *topmost = NULL;
3060 GList *result = NULL;
3063 for (w = GTK_WIDGET (xpaned); w != NULL; w = gtk_widget_get_parent (w))
3065 if (GTK_IS_XPANED (w))
3066 topmost = GTK_XPANED (w);
3071 get_child_xpanes (GTK_WIDGET (topmost), &result);
3073 return g_list_reverse (result);
3077 gtk_xpaned_find_neighbours (GtkXPaned * xpaned,
3078 GtkXPaned ** next, GtkXPaned ** prev)
3083 all_xpanes = get_all_xpanes (xpaned);
3084 g_assert (all_xpanes);
3086 this_link = g_list_find (all_xpanes, xpaned);
3088 g_assert (this_link);
3090 if (this_link->next)
3091 *next = this_link->next->data;
3093 *next = all_xpanes->data;
3095 if (this_link->prev)
3096 *prev = this_link->prev->data;
3098 *prev = g_list_last (all_xpanes)->data;
3100 g_list_free (all_xpanes);
3104 gtk_xpaned_move_handle (GtkXPaned * xpaned, GtkScrollType scroll)
3106 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3108 GdkPoint old_position;
3109 GdkPoint new_position;
3114 SINGLE_STEP_SIZE = 1,
3118 new_position.x = old_position.x = gtk_xpaned_get_position_x (xpaned);
3119 new_position.y = old_position.y = gtk_xpaned_get_position_y (xpaned);
3124 case GTK_SCROLL_STEP_LEFT:
3125 case GTK_SCROLL_STEP_UP:
3126 case GTK_SCROLL_STEP_BACKWARD:
3127 increment = -SINGLE_STEP_SIZE;
3130 case GTK_SCROLL_STEP_RIGHT:
3131 case GTK_SCROLL_STEP_DOWN:
3132 case GTK_SCROLL_STEP_FORWARD:
3133 increment = SINGLE_STEP_SIZE;
3136 case GTK_SCROLL_PAGE_LEFT:
3137 case GTK_SCROLL_PAGE_UP:
3138 case GTK_SCROLL_PAGE_BACKWARD:
3139 increment = -PAGE_STEP_SIZE;
3142 case GTK_SCROLL_PAGE_RIGHT:
3143 case GTK_SCROLL_PAGE_DOWN:
3144 case GTK_SCROLL_PAGE_FORWARD:
3145 increment = PAGE_STEP_SIZE;
3148 case GTK_SCROLL_START:
3149 new_position.x = xpaned->min_position.x;
3150 new_position.y = xpaned->min_position.y;
3153 case GTK_SCROLL_END:
3154 new_position.x = xpaned->max_position.x;
3155 new_position.y = xpaned->max_position.y;
3164 if (is_rtl (xpaned))
3165 increment = -increment;
3167 new_position.x = old_position.x + increment;
3168 new_position.y = old_position.y + increment;
3171 new_position.x = CLAMP (new_position.x,
3172 xpaned->min_position.x, xpaned->max_position.x);
3174 new_position.y = CLAMP (new_position.y,
3175 xpaned->min_position.y, xpaned->max_position.y);
3177 if (old_position.x != new_position.x)
3178 gtk_xpaned_set_position_x (xpaned, new_position.x);
3180 if (old_position.y != new_position.y)
3181 gtk_xpaned_set_position_y (xpaned, new_position.y);
3190 gtk_xpaned_restore_focus (GtkXPaned * xpaned)
3192 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3194 if (xpaned->priv->saved_focus &&
3195 gtk_widget_get_sensitive (xpaned->priv->saved_focus))
3197 gtk_widget_grab_focus (xpaned->priv->saved_focus);
3201 /* the saved focus is somehow not available for focusing,
3203 * 1) tabbing into the paned widget
3204 * if that didn't work,
3205 * 2) unset focus for the window if there is one
3208 if (!gtk_widget_child_focus
3209 (GTK_WIDGET (xpaned), GTK_DIR_TAB_FORWARD))
3211 GtkWidget *toplevel =
3212 gtk_widget_get_toplevel (GTK_WIDGET (xpaned));
3214 if (GTK_IS_WINDOW (toplevel))
3215 gtk_window_set_focus (GTK_WINDOW (toplevel), NULL);
3219 gtk_xpaned_set_saved_focus (xpaned, NULL);
3220 gtk_xpaned_set_first_xpaned (xpaned, NULL);
3225 gtk_xpaned_accept_position (GtkXPaned * xpaned)
3227 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3229 xpaned->original_position.x = -1;
3230 xpaned->original_position.y = -1;
3231 gtk_xpaned_restore_focus (xpaned);
3240 gtk_xpaned_cancel_position (GtkXPaned * xpaned)
3242 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3244 if (xpaned->original_position.x != -1)
3246 gtk_xpaned_set_position_x (xpaned, xpaned->original_position.x);
3247 xpaned->original_position.x = -1;
3250 if (xpaned->original_position.y != -1)
3252 gtk_xpaned_set_position_y (xpaned, xpaned->original_position.y);
3253 xpaned->original_position.y = -1;
3256 gtk_xpaned_restore_focus (xpaned);
3264 gtk_xpaned_cycle_handle_focus (GtkXPaned * xpaned, gboolean reversed)
3269 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3271 GtkXPaned *focus = NULL;
3273 if (!xpaned->priv->first_xpaned)
3275 /* The first_pane has disappeared. As an ad-hoc solution,
3276 * we make the currently focused paned the first_paned. To the
3277 * user this will seem like the paned cycling has been reset.
3279 gtk_xpaned_set_first_xpaned (xpaned, xpaned);
3282 gtk_xpaned_find_neighbours (xpaned, &next, &prev);
3284 if (reversed && prev &&
3285 prev != xpaned && xpaned != xpaned->priv->first_xpaned)
3289 else if (!reversed &&
3290 next && next != xpaned && next != xpaned->priv->first_xpaned)
3296 gtk_xpaned_accept_position (xpaned);
3302 gtk_xpaned_set_saved_focus (focus, xpaned->priv->saved_focus);
3303 gtk_xpaned_set_first_xpaned (focus, xpaned->priv->first_xpaned);
3305 gtk_xpaned_set_saved_focus (xpaned, NULL);
3306 gtk_xpaned_set_first_xpaned (xpaned, NULL);
3308 gtk_widget_grab_focus (GTK_WIDGET (focus));
3310 if (!gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3312 xpaned->original_position.x = -1;
3313 xpaned->original_position.y = -1;
3314 focus->original_position.x = gtk_xpaned_get_position_x (focus);
3315 focus->original_position.y = gtk_xpaned_get_position_y (focus);
3320 GtkContainer *container = GTK_CONTAINER (xpaned);
3325 GtkWidget *toplevel;
3327 gtk_xpaned_find_neighbours (xpaned, &next, &prev);
3329 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
3342 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
3357 /* Focus is not inside this xpaned, and we don't have focus.
3358 * Presumably this happened because the application wants us
3359 * to start keyboard navigating.
3369 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (xpaned));
3371 if (GTK_IS_WINDOW (toplevel))
3372 gtk_xpaned_set_saved_focus (focus,
3373 gtk_window_get_focus (GTK_WINDOW (toplevel)));
3374 gtk_xpaned_set_first_xpaned (focus, first);
3375 focus->original_position.x = gtk_xpaned_get_position_x (focus);
3376 focus->original_position.y = gtk_xpaned_get_position_y (focus);
3378 gtk_widget_grab_focus (GTK_WIDGET (focus));
3385 gtk_xpaned_toggle_handle_focus (GtkXPaned * xpaned)
3387 /* This function/signal has the wrong name. It is called when you
3388 * press Tab or Shift-Tab and what we do is act as if
3389 * the user pressed Return and then Tab or Shift-Tab
3391 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3392 gtk_xpaned_accept_position (xpaned);
3397 /*#define __GTK_XPANED_C__*/
3398 /*#include "gtkaliasdef.c"*/