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, 2013 Free Software Foundation, Inc.
7 ** Copyright (C) 2005-2006 Mirco "MacSlow" Müller <macslow@bangang.de>
9 ** This library is free software; you can redistribute it and/or
10 ** modify it under the terms of the GNU Lesser General Public
11 ** License as published by the Free Software Foundation; either
12 ** version 2.1 of the License, or (at your option) any later version.
14 ** This library is distributed in the hope that it will be useful,
15 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
16 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 ** Lesser General Public License for more details.
19 ** You should have received a copy of the GNU Lesser General Public
20 ** License along with this library; if not, write to the Free Software
21 ** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 ** GtkXPaned is based on GtkPaned which was done by...
25 ** "Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald"
27 ** and later modified by...
29 ** "the GTK+ Team and others 1997-2000"
31 *******************************************************************************/
34 #include "gtkxpaned.h"
37 #include <ui/gui/psppire-marshal.h>
38 #include <gdk/gdkkeysyms.h>
39 #include <gdk/gdkkeysyms-compat.h>
71 static void gtk_xpaned_class_init (GtkXPanedClass * klass);
73 static void gtk_xpaned_init (GtkXPaned * xpaned);
76 gtk_xpaned_get_preferred_width (GtkWidget *widget,
80 GtkXPaned *xpaned = GTK_XPANED (widget);
81 gint tl[2], tr[2], bl[2], br[2];
86 if (xpaned->top_left_child
87 && gtk_widget_get_visible (xpaned->top_left_child))
88 gtk_widget_get_preferred_width (xpaned->top_left_child, &tl[0], &tl[1]);
92 if (xpaned->top_right_child
93 && gtk_widget_get_visible (xpaned->top_right_child))
94 gtk_widget_get_preferred_width (xpaned->top_right_child, &tr[0], &tr[1]);
98 if (xpaned->bottom_left_child
99 && gtk_widget_get_visible (xpaned->bottom_left_child))
100 gtk_widget_get_preferred_width (xpaned->bottom_left_child, &bl[0], &bl[1]);
104 if (xpaned->bottom_right_child
105 && gtk_widget_get_visible (xpaned->bottom_right_child))
106 gtk_widget_get_preferred_width (xpaned->bottom_right_child,
111 /* add 2 times the set border-width to the GtkXPaneds requisition */
112 overhead = gtk_container_get_border_width (GTK_CONTAINER (xpaned)) * 2;
114 /* also add the handle "thickness" to GtkXPaned's width requisition */
115 if (xpaned->top_left_child
116 && gtk_widget_get_visible (xpaned->top_left_child)
117 && xpaned->top_right_child
118 && gtk_widget_get_visible (xpaned->top_right_child)
119 && xpaned->bottom_left_child
120 && gtk_widget_get_visible (xpaned->bottom_left_child)
121 && xpaned->bottom_right_child
122 && gtk_widget_get_visible (xpaned->bottom_right_child))
126 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
127 overhead += handle_size;
130 for (i = 0; i < 2; i++)
131 w[i] = (br[i] ? br[i] : MAX (tl[i] + tr[i], bl[i])) + overhead;
133 *minimal_width = w[0];
134 *natural_width = w[1];
138 gtk_xpaned_get_preferred_height (GtkWidget *widget,
139 gint *minimal_height,
140 gint *natural_height)
142 GtkXPaned *xpaned = GTK_XPANED (widget);
143 gint tl[2], tr[2], bl[2], br[2];
148 if (xpaned->top_left_child
149 && gtk_widget_get_visible (xpaned->top_left_child))
150 gtk_widget_get_preferred_height (xpaned->top_left_child, &tl[0], &tl[1]);
154 if (xpaned->top_right_child
155 && gtk_widget_get_visible (xpaned->top_right_child))
156 gtk_widget_get_preferred_height (xpaned->top_right_child, &tr[0], &tr[1]);
160 if (xpaned->bottom_left_child
161 && gtk_widget_get_visible (xpaned->bottom_left_child))
162 gtk_widget_get_preferred_height (xpaned->bottom_left_child,
167 if (xpaned->bottom_right_child
168 && gtk_widget_get_visible (xpaned->bottom_right_child))
169 gtk_widget_get_preferred_height (xpaned->bottom_right_child,
174 /* add 2 times the set border-width to the GtkXPaneds requisition */
175 overhead = gtk_container_get_border_width (GTK_CONTAINER (xpaned)) * 2;
177 /* also add the handle "thickness" to GtkXPaned's height-requisition */
178 if (xpaned->top_left_child
179 && gtk_widget_get_visible (xpaned->top_left_child)
180 && xpaned->top_right_child
181 && gtk_widget_get_visible (xpaned->top_right_child)
182 && xpaned->bottom_left_child
183 && gtk_widget_get_visible (xpaned->bottom_left_child)
184 && xpaned->bottom_right_child
185 && gtk_widget_get_visible (xpaned->bottom_right_child))
189 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
190 overhead += handle_size;
193 for (i = 0; i < 2; i++)
194 h[i] = (br[i] ? br[i] : bl[i] + MAX (tl[i], tr[i])) + overhead;
196 *minimal_height = h[0];
197 *natural_height = h[1];
200 static void gtk_xpaned_size_allocate (GtkWidget * widget,
201 GtkAllocation * allocation);
203 static void gtk_xpaned_set_property (GObject * object,
205 const GValue * value,
208 static void gtk_xpaned_get_property (GObject * object,
210 GValue * value, GParamSpec * pspec);
212 static void gtk_xpaned_set_child_property (GtkContainer * container,
215 const GValue * value,
218 static void gtk_xpaned_get_child_property (GtkContainer * container,
224 static void gtk_xpaned_finalize (GObject * object);
226 static void gtk_xpaned_realize (GtkWidget * widget);
228 static void gtk_xpaned_unrealize (GtkWidget * widget);
230 static void gtk_xpaned_map (GtkWidget * widget);
232 static void gtk_xpaned_unmap (GtkWidget * widget);
234 static gboolean gtk_xpaned_draw (GtkWidget * widget,
237 static gboolean gtk_xpaned_enter (GtkWidget * widget,
238 GdkEventCrossing * event);
240 static gboolean gtk_xpaned_leave (GtkWidget * widget,
241 GdkEventCrossing * event);
243 static gboolean gtk_xpaned_button_press (GtkWidget * widget,
244 GdkEventButton * event);
246 static gboolean gtk_xpaned_button_release (GtkWidget * widget,
247 GdkEventButton * event);
249 static gboolean gtk_xpaned_motion (GtkWidget * widget,
250 GdkEventMotion * event);
252 static gboolean gtk_xpaned_focus (GtkWidget * widget,
253 GtkDirectionType direction);
255 static void gtk_xpaned_add (GtkContainer * container, GtkWidget * widget);
257 static void gtk_xpaned_remove (GtkContainer * container, GtkWidget * widget);
259 static void gtk_xpaned_forall (GtkContainer * container,
260 gboolean include_internals,
261 GtkCallback callback, gpointer callback_data);
263 static void gtk_xpaned_set_focus_child (GtkContainer * container,
266 static void gtk_xpaned_set_saved_focus (GtkXPaned * xpaned,
269 static void gtk_xpaned_set_first_xpaned (GtkXPaned * xpaned,
270 GtkXPaned * first_xpaned);
272 static void gtk_xpaned_set_last_top_left_child_focus (GtkXPaned * xpaned,
275 static void gtk_xpaned_set_last_top_right_child_focus (GtkXPaned * xpaned,
278 static void gtk_xpaned_set_last_bottom_left_child_focus (GtkXPaned * xpaned,
281 static void gtk_xpaned_set_last_bottom_right_child_focus (GtkXPaned * xpaned,
284 static gboolean gtk_xpaned_cycle_child_focus (GtkXPaned * xpaned,
287 static gboolean gtk_xpaned_cycle_handle_focus (GtkXPaned * xpaned,
290 static gboolean gtk_xpaned_move_handle (GtkXPaned * xpaned,
291 GtkScrollType scroll);
293 static gboolean gtk_xpaned_accept_position (GtkXPaned * xpaned);
295 static gboolean gtk_xpaned_cancel_position (GtkXPaned * xpaned);
297 static gboolean gtk_xpaned_toggle_handle_focus (GtkXPaned * xpaned);
299 static GType gtk_xpaned_child_type (GtkContainer * container);
301 static GtkContainerClass *parent_class = NULL;
303 struct _GtkXPanedPrivate
305 GtkWidget *saved_focus;
306 GtkXPaned *first_xpaned;
310 gtk_xpaned_get_type (void)
312 static GType xpaned_type = 0;
316 static const GTypeInfo xpaned_info = {
317 sizeof (GtkXPanedClass),
318 NULL, /* base_init */
319 NULL, /* base_finalize */
320 (GClassInitFunc) gtk_xpaned_class_init,
321 NULL, /* class_finalize */
322 NULL, /* class_data */
325 (GInstanceInitFunc) gtk_xpaned_init
328 xpaned_type = g_type_register_static (GTK_TYPE_CONTAINER,
329 "GtkXPaned", &xpaned_info, 0);
336 gtk_xpaned_new (void)
340 xpaned = g_object_new (GTK_TYPE_XPANED, NULL);
342 return GTK_WIDGET (xpaned);
345 static guint signals[LAST_SIGNAL] = { 0 };
348 add_tab_bindings (GtkBindingSet * binding_set, GdkModifierType modifiers)
350 gtk_binding_entry_add_signal (binding_set,
351 GDK_Tab, modifiers, "toggle_handle_focus", 0);
353 gtk_binding_entry_add_signal (binding_set,
355 modifiers, "toggle_handle_focus", 0);
359 add_move_binding (GtkBindingSet * binding_set,
360 guint keyval, GdkModifierType mask, GtkScrollType scroll)
362 gtk_binding_entry_add_signal (binding_set,
366 1, GTK_TYPE_SCROLL_TYPE, scroll);
370 gtk_xpaned_class_init (GtkXPanedClass * class)
372 GObjectClass *object_class;
373 GtkWidgetClass *widget_class;
374 GtkContainerClass *container_class;
375 GtkXPanedClass *xpaned_class;
376 GtkBindingSet *binding_set;
378 object_class = (GObjectClass *) class;
379 widget_class = (GtkWidgetClass *) class;
380 container_class = (GtkContainerClass *) class;
381 xpaned_class = (GtkXPanedClass *) class;
383 parent_class = g_type_class_peek_parent (class);
385 object_class->set_property = gtk_xpaned_set_property;
386 object_class->get_property = gtk_xpaned_get_property;
387 object_class->finalize = gtk_xpaned_finalize;
389 widget_class->realize = gtk_xpaned_realize;
390 widget_class->unrealize = gtk_xpaned_unrealize;
391 widget_class->map = gtk_xpaned_map;
392 widget_class->unmap = gtk_xpaned_unmap;
393 widget_class->draw = gtk_xpaned_draw;
394 widget_class->focus = gtk_xpaned_focus;
395 widget_class->enter_notify_event = gtk_xpaned_enter;
396 widget_class->leave_notify_event = gtk_xpaned_leave;
397 widget_class->button_press_event = gtk_xpaned_button_press;
398 widget_class->button_release_event = gtk_xpaned_button_release;
399 widget_class->motion_notify_event = gtk_xpaned_motion;
400 widget_class->get_preferred_width = gtk_xpaned_get_preferred_width;
401 widget_class->get_preferred_height = gtk_xpaned_get_preferred_height;
403 widget_class->size_allocate = gtk_xpaned_size_allocate;
405 container_class->add = gtk_xpaned_add;
406 container_class->remove = gtk_xpaned_remove;
407 container_class->forall = gtk_xpaned_forall;
408 container_class->child_type = gtk_xpaned_child_type;
409 container_class->set_focus_child = gtk_xpaned_set_focus_child;
410 container_class->set_child_property = gtk_xpaned_set_child_property;
411 container_class->get_child_property = gtk_xpaned_get_child_property;
413 xpaned_class->cycle_child_focus = gtk_xpaned_cycle_child_focus;
414 xpaned_class->toggle_handle_focus = gtk_xpaned_toggle_handle_focus;
415 xpaned_class->move_handle = gtk_xpaned_move_handle;
416 xpaned_class->cycle_handle_focus = gtk_xpaned_cycle_handle_focus;
417 xpaned_class->accept_position = gtk_xpaned_accept_position;
418 xpaned_class->cancel_position = gtk_xpaned_cancel_position;
420 g_object_class_install_property (object_class,
422 g_param_spec_int ("x-position",
424 ("x-Position of paned separator in pixels (0 means all the way to the left)"),
431 g_object_class_install_property (object_class,
433 g_param_spec_int ("y-position",
435 "y-Position of paned separator in pixels (0 means all the way to the top)",
442 g_object_class_install_property (object_class,
444 g_param_spec_boolean ("position-set",
446 "TRUE if the Position property should be used",
451 gtk_widget_class_install_style_property (widget_class,
452 g_param_spec_int ("handle-size",
460 * GtkXPaned:min-x-position:
462 * The smallest possible value for the x-position property. This property is derived from the
463 * size and shrinkability of the widget's children.
467 g_object_class_install_property (object_class,
469 g_param_spec_int ("min-x-position",
470 "Minimal x-Position",
471 "Smallest possible value for the \"x-position\" property",
474 0, G_PARAM_READABLE));
477 * GtkXPaned:min-y-position:
479 * The smallest possible value for the y-position property. This property is derived from the
480 * size and shrinkability of the widget's children.
484 g_object_class_install_property (object_class,
486 g_param_spec_int ("min-y-position",
487 "Minimal y-Position",
488 "Smallest possible value for the \"y-position\" property",
491 0, G_PARAM_READABLE));
494 * GtkPaned:max-x-position:
496 * The largest possible value for the x-position property. This property is derived from the
497 * size and shrinkability of the widget's children.
501 g_object_class_install_property (object_class,
503 g_param_spec_int ("max-x-position",
504 "Maximal x-Position",
505 "Largest possible value for the \"x-position\" property",
512 * GtkPaned:max-y-position:
514 * The largest possible value for the y-position property. This property is derived from the
515 * size and shrinkability of the widget's children.
519 g_object_class_install_property (object_class,
521 g_param_spec_int ("max-y-position",
522 "Maximal y-Position",
523 "Largest possible value for the \"y-position\" property",
532 * The "resize" child property determines whether the child expands and
533 * shrinks along with the paned widget.
537 gtk_container_class_install_child_property (container_class,
539 g_param_spec_boolean ("resize",
541 "If TRUE, the child expands and shrinks along with the paned widget",
548 * The "shrink" child property determines whether the child can be made
549 * smaller than its requisition.
553 gtk_container_class_install_child_property (container_class,
555 g_param_spec_boolean ("shrink",
557 "If TRUE, the child can be made smaller than its requisition",
561 signals[CYCLE_CHILD_FOCUS] = g_signal_new ("cycle-child-focus",
562 G_TYPE_FROM_CLASS (object_class),
565 G_STRUCT_OFFSET (GtkXPanedClass,
568 psppire_marshal_BOOLEAN__BOOLEAN,
572 signals[TOGGLE_HANDLE_FOCUS] = g_signal_new ("toggle-handle-focus",
579 toggle_handle_focus), NULL,
581 psppire_marshal_BOOLEAN__VOID,
584 signals[MOVE_HANDLE] = g_signal_new ("move-handle",
585 G_TYPE_FROM_CLASS (object_class),
586 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
587 G_STRUCT_OFFSET (GtkXPanedClass,
589 NULL, psppire_marshal_BOOLEAN__ENUM,
591 GTK_TYPE_SCROLL_TYPE);
593 signals[CYCLE_HANDLE_FOCUS] = g_signal_new ("cycle-handle-focus",
598 G_STRUCT_OFFSET (GtkXPanedClass,
601 psppire_marshal_BOOLEAN__BOOLEAN,
605 signals[ACCEPT_POSITION] = g_signal_new ("accept-position",
606 G_TYPE_FROM_CLASS (object_class),
609 G_STRUCT_OFFSET (GtkXPanedClass,
612 psppire_marshal_BOOLEAN__VOID,
615 signals[CANCEL_POSITION] = g_signal_new ("cancel-position",
616 G_TYPE_FROM_CLASS (object_class),
619 G_STRUCT_OFFSET (GtkXPanedClass,
622 psppire_marshal_BOOLEAN__VOID,
625 binding_set = gtk_binding_set_by_class (class);
628 gtk_binding_entry_add_signal (binding_set,
630 "cycle-child-focus", 1,
631 G_TYPE_BOOLEAN, FALSE);
633 gtk_binding_entry_add_signal (binding_set,
634 GDK_F6, GDK_SHIFT_MASK,
635 "cycle-child-focus", 1, G_TYPE_BOOLEAN, TRUE);
638 gtk_binding_entry_add_signal (binding_set,
640 "cycle-handle-focus", 1,
641 G_TYPE_BOOLEAN, FALSE);
643 gtk_binding_entry_add_signal (binding_set,
644 GDK_F8, GDK_SHIFT_MASK,
645 "cycle-handle-focus", 1,
646 G_TYPE_BOOLEAN, TRUE);
648 add_tab_bindings (binding_set, 0);
649 add_tab_bindings (binding_set, GDK_CONTROL_MASK);
650 add_tab_bindings (binding_set, GDK_SHIFT_MASK);
651 add_tab_bindings (binding_set, GDK_CONTROL_MASK | GDK_SHIFT_MASK);
653 /* accept and cancel positions */
654 gtk_binding_entry_add_signal (binding_set,
655 GDK_Escape, 0, "cancel-position", 0);
657 gtk_binding_entry_add_signal (binding_set,
658 GDK_Return, 0, "accept-position", 0);
660 gtk_binding_entry_add_signal (binding_set,
661 GDK_KP_Enter, 0, "accept-position", 0);
663 gtk_binding_entry_add_signal (binding_set,
664 GDK_space, 0, "accept-position", 0);
666 gtk_binding_entry_add_signal (binding_set,
667 GDK_KP_Space, 0, "accept-position", 0);
670 add_move_binding (binding_set, GDK_Left, 0, GTK_SCROLL_STEP_LEFT);
671 add_move_binding (binding_set, GDK_KP_Left, 0, GTK_SCROLL_STEP_LEFT);
672 add_move_binding (binding_set, GDK_Left, GDK_CONTROL_MASK,
673 GTK_SCROLL_PAGE_LEFT);
674 add_move_binding (binding_set, GDK_KP_Left, GDK_CONTROL_MASK,
675 GTK_SCROLL_PAGE_LEFT);
677 add_move_binding (binding_set, GDK_Right, 0, GTK_SCROLL_STEP_RIGHT);
678 add_move_binding (binding_set, GDK_Right, GDK_CONTROL_MASK,
679 GTK_SCROLL_PAGE_RIGHT);
680 add_move_binding (binding_set, GDK_KP_Right, 0, GTK_SCROLL_STEP_RIGHT);
681 add_move_binding (binding_set, GDK_KP_Right, GDK_CONTROL_MASK,
682 GTK_SCROLL_PAGE_RIGHT);
684 add_move_binding (binding_set, GDK_Up, 0, GTK_SCROLL_STEP_UP);
685 add_move_binding (binding_set, GDK_Up, GDK_CONTROL_MASK,
687 add_move_binding (binding_set, GDK_KP_Up, 0, GTK_SCROLL_STEP_UP);
688 add_move_binding (binding_set, GDK_KP_Up, GDK_CONTROL_MASK,
690 add_move_binding (binding_set, GDK_Page_Up, 0, GTK_SCROLL_PAGE_UP);
691 add_move_binding (binding_set, GDK_KP_Page_Up, 0, GTK_SCROLL_PAGE_UP);
693 add_move_binding (binding_set, GDK_Down, 0, GTK_SCROLL_STEP_DOWN);
694 add_move_binding (binding_set, GDK_Down, GDK_CONTROL_MASK,
695 GTK_SCROLL_PAGE_DOWN);
696 add_move_binding (binding_set, GDK_KP_Down, 0, GTK_SCROLL_STEP_DOWN);
697 add_move_binding (binding_set, GDK_KP_Down, GDK_CONTROL_MASK,
698 GTK_SCROLL_PAGE_DOWN);
699 add_move_binding (binding_set, GDK_Page_Down, 0, GTK_SCROLL_PAGE_RIGHT);
700 add_move_binding (binding_set, GDK_KP_Page_Down, 0, GTK_SCROLL_PAGE_RIGHT);
702 add_move_binding (binding_set, GDK_Home, 0, GTK_SCROLL_START);
703 add_move_binding (binding_set, GDK_KP_Home, 0, GTK_SCROLL_START);
704 add_move_binding (binding_set, GDK_End, 0, GTK_SCROLL_END);
705 add_move_binding (binding_set, GDK_KP_End, 0, GTK_SCROLL_END);
709 gtk_xpaned_child_type (GtkContainer * container)
711 if (!GTK_XPANED (container)->top_left_child ||
712 !GTK_XPANED (container)->top_right_child ||
713 !GTK_XPANED (container)->bottom_left_child ||
714 !GTK_XPANED (container)->bottom_right_child)
715 return GTK_TYPE_WIDGET;
721 gtk_xpaned_init (GtkXPaned * xpaned)
723 gtk_widget_set_can_focus (GTK_WIDGET (xpaned), TRUE);
724 gtk_widget_set_has_window (GTK_WIDGET (xpaned), FALSE);
726 xpaned->top_left_child = NULL;
727 xpaned->top_right_child = NULL;
728 xpaned->bottom_left_child = NULL;
729 xpaned->bottom_right_child = NULL;
730 xpaned->handle_east = NULL;
731 xpaned->handle_west = NULL;
732 xpaned->handle_north = NULL;
733 xpaned->handle_south = NULL;
734 xpaned->handle_middle = NULL;
735 xpaned->cursor_type_east = GDK_SB_V_DOUBLE_ARROW;
736 xpaned->cursor_type_west = GDK_SB_V_DOUBLE_ARROW;
737 xpaned->cursor_type_north = GDK_SB_H_DOUBLE_ARROW;
738 xpaned->cursor_type_south = GDK_SB_H_DOUBLE_ARROW;
739 xpaned->cursor_type_middle = GDK_FLEUR;
741 xpaned->handle_pos_east.width = 5;
742 xpaned->handle_pos_east.height = 5;
743 xpaned->handle_pos_west.width = 5;
744 xpaned->handle_pos_west.height = 5;
745 xpaned->handle_pos_north.width = 5;
746 xpaned->handle_pos_north.height = 5;
747 xpaned->handle_pos_south.width = 5;
748 xpaned->handle_pos_south.height = 5;
749 xpaned->handle_pos_middle.width = 5;
750 xpaned->handle_pos_middle.height = 5;
752 xpaned->position_set = FALSE;
753 xpaned->last_allocation.width = -1;
754 xpaned->last_allocation.height = -1;
755 xpaned->in_drag_vert = FALSE;
756 xpaned->in_drag_horiz = FALSE;
757 xpaned->in_drag_vert_and_horiz = FALSE;
759 xpaned->maximized[GTK_XPANED_TOP_LEFT] = FALSE;
760 xpaned->maximized[GTK_XPANED_TOP_RIGHT] = FALSE;
761 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] = FALSE;
762 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT] = FALSE;
764 xpaned->priv = g_new0 (GtkXPanedPrivate, 1);
765 xpaned->last_top_left_child_focus = NULL;
766 xpaned->last_top_right_child_focus = NULL;
767 xpaned->last_bottom_left_child_focus = NULL;
768 xpaned->last_bottom_right_child_focus = NULL;
769 xpaned->in_recursion = FALSE;
770 xpaned->handle_prelit = FALSE;
771 xpaned->original_position.x = -1;
772 xpaned->original_position.y = -1;
773 xpaned->unmaximized_position.x = -1;
774 xpaned->unmaximized_position.y = -1;
776 xpaned->handle_pos_east.x = -1;
777 xpaned->handle_pos_east.y = -1;
778 xpaned->handle_pos_west.x = -1;
779 xpaned->handle_pos_west.y = -1;
780 xpaned->handle_pos_north.x = -1;
781 xpaned->handle_pos_north.y = -1;
782 xpaned->handle_pos_south.x = -1;
783 xpaned->handle_pos_south.y = -1;
784 xpaned->handle_pos_middle.x = -1;
785 xpaned->handle_pos_middle.y = -1;
787 xpaned->drag_pos.x = -1;
788 xpaned->drag_pos.y = -1;
792 gtk_xpaned_compute_position (GtkXPaned * xpaned,
793 const GtkAllocation * allocation,
794 GtkRequisition * top_left_child_req,
795 GtkRequisition * top_right_child_req,
796 GtkRequisition * bottom_left_child_req,
797 GtkRequisition * bottom_right_child_req);
801 gtk_xpaned_size_allocate (GtkWidget * widget, GtkAllocation * allocation)
803 GtkXPaned *xpaned = GTK_XPANED (widget);
804 gint border_width = gtk_container_get_border_width (GTK_CONTAINER (xpaned));
805 GtkAllocation top_left_child_allocation;
806 GtkAllocation top_right_child_allocation;
807 GtkAllocation bottom_left_child_allocation;
808 GtkAllocation bottom_right_child_allocation;
809 GtkRequisition top_left_child_requisition;
810 GtkRequisition top_right_child_requisition;
811 GtkRequisition bottom_left_child_requisition;
812 GtkRequisition bottom_right_child_requisition;
815 /* determine size of handle(s) */
816 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
818 gtk_widget_set_allocation (widget, allocation);
820 if (xpaned->top_left_child
821 && gtk_widget_get_visible (xpaned->top_left_child)
822 && xpaned->top_right_child
823 && gtk_widget_get_visible (xpaned->top_right_child)
824 && xpaned->bottom_left_child
825 && gtk_widget_get_visible (xpaned->bottom_left_child)
826 && xpaned->bottom_right_child
827 && gtk_widget_get_visible (xpaned->bottom_right_child))
829 /* what sizes do the children want to be at least at */
830 gtk_widget_get_preferred_size (xpaned->top_left_child,
831 &top_left_child_requisition, NULL);
832 gtk_widget_get_preferred_size (xpaned->top_right_child,
833 &top_right_child_requisition, NULL);
834 gtk_widget_get_preferred_size (xpaned->bottom_left_child,
835 &bottom_left_child_requisition, NULL);
836 gtk_widget_get_preferred_size (xpaned->bottom_right_child,
837 &bottom_right_child_requisition, NULL);
839 /* determine the total requisition-sum of all requisitions of borders,
840 * handles, children etc. */
841 gtk_xpaned_compute_position (xpaned,
843 &top_left_child_requisition,
844 &top_right_child_requisition,
845 &bottom_left_child_requisition,
846 &bottom_right_child_requisition);
848 /* calculate the current positions and sizes of the handles */
849 xpaned->handle_pos_east.x =
850 allocation->x + border_width +
851 xpaned->top_left_child_size.width + handle_size;
852 xpaned->handle_pos_east.y =
853 allocation->y + border_width +
854 xpaned->top_left_child_size.height;
855 xpaned->handle_pos_east.width =
856 allocation->width - xpaned->top_left_child_size.width -
857 2 * border_width - handle_size;
858 xpaned->handle_pos_east.height = handle_size;
860 xpaned->handle_pos_west.x = allocation->x + border_width;
861 xpaned->handle_pos_west.y = xpaned->handle_pos_east.y;
862 xpaned->handle_pos_west.width =
863 allocation->width - xpaned->handle_pos_east.width -
864 2 * border_width - handle_size;
865 xpaned->handle_pos_west.height = handle_size;
867 xpaned->handle_pos_north.x = xpaned->handle_pos_east.x - handle_size;
868 xpaned->handle_pos_north.y = allocation->y + border_width;
869 xpaned->handle_pos_north.width = handle_size;
870 xpaned->handle_pos_north.height =
871 xpaned->handle_pos_east.y - allocation->y - border_width;
873 xpaned->handle_pos_south.x = xpaned->handle_pos_north.x;
874 xpaned->handle_pos_south.y = xpaned->handle_pos_east.y + handle_size;
875 xpaned->handle_pos_south.width = handle_size;
876 xpaned->handle_pos_south.height =
877 allocation->height - xpaned->handle_pos_north.height -
878 2 * border_width - handle_size;
882 xpaned->handle_pos_middle.x = xpaned->handle_pos_north.x;
883 xpaned->handle_pos_middle.y = xpaned->handle_pos_east.y;
884 xpaned->handle_pos_middle.width = handle_size + CENTRUM;
885 xpaned->handle_pos_middle.height = handle_size + CENTRUM;
887 /* set allocation for top-left child */
888 top_left_child_allocation.x = allocation->x + border_width;
889 top_left_child_allocation.y = allocation->y + border_width;
890 top_left_child_allocation.width = xpaned->handle_pos_west.width;
891 top_left_child_allocation.height = xpaned->handle_pos_north.height;
893 /* set allocation for top-right child */
894 top_right_child_allocation.x =
895 allocation->x + border_width + handle_size +
896 top_left_child_allocation.width;
897 top_right_child_allocation.y = allocation->y + border_width;
898 top_right_child_allocation.width = xpaned->handle_pos_east.width;
899 top_right_child_allocation.height = xpaned->handle_pos_north.height;
901 /* set allocation for bottom-left child */
902 bottom_left_child_allocation.x = xpaned->handle_pos_west.x;
903 bottom_left_child_allocation.y = xpaned->handle_pos_south.y;
904 bottom_left_child_allocation.width = xpaned->handle_pos_west.width;
905 bottom_left_child_allocation.height = xpaned->handle_pos_south.height;
907 /* set allocation for bottom-right child */
908 bottom_right_child_allocation.x = top_right_child_allocation.x;
909 bottom_right_child_allocation.y = bottom_left_child_allocation.y;
910 bottom_right_child_allocation.width = xpaned->handle_pos_east.width;
911 bottom_right_child_allocation.height = xpaned->handle_pos_south.height;
913 if (gtk_widget_get_realized (widget))
915 if (gtk_widget_get_mapped (widget))
917 gdk_window_show (xpaned->handle_east);
918 gdk_window_show (xpaned->handle_west);
919 gdk_window_show (xpaned->handle_north);
920 gdk_window_show (xpaned->handle_south);
921 gdk_window_show (xpaned->handle_middle);
924 gdk_window_move_resize (xpaned->handle_east,
925 xpaned->handle_pos_east.x,
926 xpaned->handle_pos_east.y,
927 xpaned->handle_pos_east.width,
928 xpaned->handle_pos_east.height);
930 gdk_window_move_resize (xpaned->handle_west,
931 xpaned->handle_pos_west.x,
932 xpaned->handle_pos_west.y,
933 xpaned->handle_pos_west.width,
934 xpaned->handle_pos_west.height);
936 gdk_window_move_resize (xpaned->handle_north,
937 xpaned->handle_pos_north.x,
938 xpaned->handle_pos_north.y,
939 xpaned->handle_pos_north.width,
940 xpaned->handle_pos_north.height);
942 gdk_window_move_resize (xpaned->handle_south,
943 xpaned->handle_pos_south.x,
944 xpaned->handle_pos_south.y,
945 xpaned->handle_pos_south.width,
946 xpaned->handle_pos_south.height);
948 gdk_window_move_resize (xpaned->handle_middle,
949 xpaned->handle_pos_middle.x,
950 xpaned->handle_pos_middle.y,
951 xpaned->handle_pos_middle.width,
952 xpaned->handle_pos_middle.height);
955 /* Now allocate the childen, making sure, when resizing not to
956 * overlap the windows
958 if (gtk_widget_get_mapped (widget))
960 gtk_widget_size_allocate (xpaned->top_right_child,
961 &top_right_child_allocation);
962 gtk_widget_size_allocate (xpaned->top_left_child,
963 &top_left_child_allocation);
964 gtk_widget_size_allocate (xpaned->bottom_left_child,
965 &bottom_left_child_allocation);
966 gtk_widget_size_allocate (xpaned->bottom_right_child,
967 &bottom_right_child_allocation);
973 gtk_xpaned_set_property (GObject * object,
975 const GValue * value, GParamSpec * pspec)
977 GtkXPaned *xpaned = GTK_XPANED (object);
981 case PROP_X_POSITION:
982 gtk_xpaned_set_position_x (xpaned, g_value_get_int (value));
985 case PROP_Y_POSITION:
986 gtk_xpaned_set_position_y (xpaned, g_value_get_int (value));
989 case PROP_POSITION_SET:
990 xpaned->position_set = g_value_get_boolean (value);
991 gtk_widget_queue_resize (GTK_WIDGET (xpaned));
995 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1001 gtk_xpaned_get_property (GObject * object,
1002 guint prop_id, GValue * value, GParamSpec * pspec)
1004 GtkXPaned *xpaned = GTK_XPANED (object);
1008 case PROP_X_POSITION:
1009 g_value_set_int (value, xpaned->top_left_child_size.width);
1012 case PROP_Y_POSITION:
1013 g_value_set_int (value, xpaned->top_left_child_size.height);
1016 case PROP_POSITION_SET:
1017 g_value_set_boolean (value, xpaned->position_set);
1020 case PROP_MIN_X_POSITION:
1021 g_value_set_int (value, xpaned->min_position.x);
1024 case PROP_MIN_Y_POSITION:
1025 g_value_set_int (value, xpaned->min_position.y);
1028 case PROP_MAX_X_POSITION:
1029 g_value_set_int (value, xpaned->max_position.x);
1032 case PROP_MAX_Y_POSITION:
1033 g_value_set_int (value, xpaned->max_position.y);
1037 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1043 gtk_xpaned_set_child_property (GtkContainer * container,
1046 const GValue * value, GParamSpec * pspec)
1048 GtkXPaned *xpaned = GTK_XPANED (container);
1049 gboolean old_value = FALSE;
1050 gboolean new_value = FALSE;
1052 g_assert (child == xpaned->top_left_child ||
1053 child == xpaned->top_right_child ||
1054 child == xpaned->bottom_left_child ||
1055 child == xpaned->bottom_right_child);
1057 new_value = g_value_get_boolean (value);
1059 switch (property_id)
1061 case CHILD_PROP_RESIZE:
1062 if (child == xpaned->top_left_child)
1064 old_value = xpaned->top_left_child_resize;
1065 xpaned->top_left_child_resize = new_value;
1067 else if (child == xpaned->top_right_child)
1069 old_value = xpaned->top_right_child_resize;
1070 xpaned->top_right_child_resize = new_value;
1072 else if (child == xpaned->bottom_left_child)
1074 old_value = xpaned->bottom_left_child_resize;
1075 xpaned->bottom_left_child_resize = new_value;
1077 else if (child == xpaned->bottom_right_child)
1079 old_value = xpaned->bottom_right_child_resize;
1080 xpaned->bottom_right_child_resize = new_value;
1084 case CHILD_PROP_SHRINK:
1085 if (child == xpaned->top_left_child)
1087 old_value = xpaned->top_left_child_shrink;
1088 xpaned->top_left_child_shrink = new_value;
1090 else if (child == xpaned->top_right_child)
1092 old_value = xpaned->top_right_child_shrink;
1093 xpaned->top_right_child_shrink = new_value;
1095 else if (child == xpaned->bottom_left_child)
1097 old_value = xpaned->bottom_left_child_shrink;
1098 xpaned->bottom_left_child_shrink = new_value;
1100 else if (child == xpaned->bottom_right_child)
1102 old_value = xpaned->bottom_right_child_shrink;
1103 xpaned->bottom_right_child_shrink = new_value;
1108 GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container,
1109 property_id, pspec);
1110 old_value = -1; /* quiet gcc */
1114 if (old_value != new_value)
1115 gtk_widget_queue_resize (GTK_WIDGET (container));
1119 gtk_xpaned_get_child_property (GtkContainer * container,
1122 GValue * value, GParamSpec * pspec)
1124 GtkXPaned *xpaned = GTK_XPANED (container);
1126 g_assert (child == xpaned->top_left_child ||
1127 child == xpaned->top_right_child ||
1128 child == xpaned->bottom_left_child ||
1129 child == xpaned->bottom_right_child);
1131 switch (property_id)
1133 case CHILD_PROP_RESIZE:
1134 if (child == xpaned->top_left_child)
1135 g_value_set_boolean (value, xpaned->top_left_child_resize);
1136 else if (child == xpaned->top_right_child)
1137 g_value_set_boolean (value, xpaned->top_right_child_resize);
1138 else if (child == xpaned->bottom_left_child)
1139 g_value_set_boolean (value, xpaned->bottom_left_child_resize);
1140 else if (child == xpaned->bottom_right_child)
1141 g_value_set_boolean (value, xpaned->bottom_right_child_resize);
1144 case CHILD_PROP_SHRINK:
1145 if (child == xpaned->top_left_child)
1146 g_value_set_boolean (value, xpaned->top_left_child_shrink);
1147 else if (child == xpaned->top_right_child)
1148 g_value_set_boolean (value, xpaned->top_right_child_shrink);
1149 else if (child == xpaned->bottom_left_child)
1150 g_value_set_boolean (value, xpaned->bottom_left_child_shrink);
1151 else if (child == xpaned->bottom_right_child)
1152 g_value_set_boolean (value, xpaned->bottom_right_child_shrink);
1156 GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container,
1157 property_id, pspec);
1163 gtk_xpaned_finalize (GObject * object)
1165 GtkXPaned *xpaned = GTK_XPANED (object);
1167 gtk_xpaned_set_saved_focus (xpaned, NULL);
1168 gtk_xpaned_set_first_xpaned (xpaned, NULL);
1170 g_free (xpaned->priv);
1172 G_OBJECT_CLASS (parent_class)->finalize (object);
1176 gtk_xpaned_realize (GtkWidget * widget)
1179 GdkWindowAttr attributes_east;
1180 GdkWindowAttr attributes_west;
1181 GdkWindowAttr attributes_north;
1182 GdkWindowAttr attributes_south;
1183 GdkWindowAttr attributes_middle;
1184 gint attributes_mask_east;
1185 gint attributes_mask_west;
1186 gint attributes_mask_north;
1187 gint attributes_mask_south;
1188 gint attributes_mask_middle;
1190 gtk_widget_set_realized (widget, TRUE);
1191 xpaned = GTK_XPANED (widget);
1193 gtk_widget_set_window (widget, gtk_widget_get_parent_window (widget));
1194 // g_object_ref (widget->window);
1196 attributes_east.window_type = GDK_WINDOW_CHILD;
1197 attributes_west.window_type = GDK_WINDOW_CHILD;
1198 attributes_north.window_type = GDK_WINDOW_CHILD;
1199 attributes_south.window_type = GDK_WINDOW_CHILD;
1200 attributes_middle.window_type = GDK_WINDOW_CHILD;
1202 attributes_east.wclass = GDK_INPUT_ONLY;
1203 attributes_west.wclass = GDK_INPUT_ONLY;
1204 attributes_north.wclass = GDK_INPUT_ONLY;
1205 attributes_south.wclass = GDK_INPUT_ONLY;
1206 attributes_middle.wclass = GDK_INPUT_ONLY;
1208 attributes_east.x = xpaned->handle_pos_east.x;
1209 attributes_east.y = xpaned->handle_pos_east.y;
1210 attributes_east.width = xpaned->handle_pos_east.width;
1211 attributes_east.height = xpaned->handle_pos_east.height;
1213 attributes_west.x = xpaned->handle_pos_west.x;
1214 attributes_west.y = xpaned->handle_pos_west.y;
1215 attributes_west.width = xpaned->handle_pos_west.width;
1216 attributes_west.height = xpaned->handle_pos_west.height;
1218 attributes_north.x = xpaned->handle_pos_north.x;
1219 attributes_north.y = xpaned->handle_pos_north.y;
1220 attributes_north.width = xpaned->handle_pos_north.width;
1221 attributes_north.height = xpaned->handle_pos_north.height;
1223 attributes_south.x = xpaned->handle_pos_south.x;
1224 attributes_south.y = xpaned->handle_pos_south.y;
1225 attributes_south.width = xpaned->handle_pos_south.width;
1226 attributes_south.height = xpaned->handle_pos_south.height;
1228 attributes_middle.x = xpaned->handle_pos_middle.x;
1229 attributes_middle.y = xpaned->handle_pos_middle.y;
1230 attributes_middle.width = xpaned->handle_pos_middle.width;
1231 attributes_middle.height = xpaned->handle_pos_middle.height;
1233 attributes_east.cursor =
1234 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1235 xpaned->cursor_type_east);
1236 attributes_west.cursor =
1237 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1238 xpaned->cursor_type_west);
1239 attributes_north.cursor =
1240 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1241 xpaned->cursor_type_north);
1242 attributes_south.cursor =
1243 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1244 xpaned->cursor_type_south);
1245 attributes_middle.cursor =
1246 gdk_cursor_new_for_display (gtk_widget_get_display (widget),
1247 xpaned->cursor_type_middle);
1249 attributes_east.event_mask = gtk_widget_get_events (widget);
1250 attributes_west.event_mask = gtk_widget_get_events (widget);
1251 attributes_north.event_mask = gtk_widget_get_events (widget);
1252 attributes_south.event_mask = gtk_widget_get_events (widget);
1253 attributes_middle.event_mask = gtk_widget_get_events (widget);
1255 attributes_east.event_mask |= (GDK_BUTTON_PRESS_MASK |
1256 GDK_BUTTON_RELEASE_MASK |
1257 GDK_ENTER_NOTIFY_MASK |
1258 GDK_LEAVE_NOTIFY_MASK |
1259 GDK_POINTER_MOTION_MASK |
1260 GDK_POINTER_MOTION_HINT_MASK);
1261 attributes_west.event_mask |= (GDK_BUTTON_PRESS_MASK |
1262 GDK_BUTTON_RELEASE_MASK |
1263 GDK_ENTER_NOTIFY_MASK |
1264 GDK_LEAVE_NOTIFY_MASK |
1265 GDK_POINTER_MOTION_MASK |
1266 GDK_POINTER_MOTION_HINT_MASK);
1267 attributes_north.event_mask |= (GDK_BUTTON_PRESS_MASK |
1268 GDK_BUTTON_RELEASE_MASK |
1269 GDK_ENTER_NOTIFY_MASK |
1270 GDK_LEAVE_NOTIFY_MASK |
1271 GDK_POINTER_MOTION_MASK |
1272 GDK_POINTER_MOTION_HINT_MASK);
1273 attributes_south.event_mask |= (GDK_BUTTON_PRESS_MASK |
1274 GDK_BUTTON_RELEASE_MASK |
1275 GDK_ENTER_NOTIFY_MASK |
1276 GDK_LEAVE_NOTIFY_MASK |
1277 GDK_POINTER_MOTION_MASK |
1278 GDK_POINTER_MOTION_HINT_MASK);
1279 attributes_middle.event_mask |= (GDK_BUTTON_PRESS_MASK |
1280 GDK_BUTTON_RELEASE_MASK |
1281 GDK_ENTER_NOTIFY_MASK |
1282 GDK_LEAVE_NOTIFY_MASK |
1283 GDK_POINTER_MOTION_MASK |
1284 GDK_POINTER_MOTION_HINT_MASK);
1286 attributes_mask_east = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1287 attributes_mask_west = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1288 attributes_mask_north = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1289 attributes_mask_south = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1290 attributes_mask_middle = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;
1292 xpaned->handle_east = gdk_window_new (gtk_widget_get_window (widget),
1294 attributes_mask_east);
1295 xpaned->handle_west = gdk_window_new (gtk_widget_get_window (widget),
1297 attributes_mask_west);
1298 xpaned->handle_north = gdk_window_new (gtk_widget_get_window (widget),
1300 attributes_mask_north);
1301 xpaned->handle_south = gdk_window_new (gtk_widget_get_window (widget),
1303 attributes_mask_south);
1304 xpaned->handle_middle = gdk_window_new (gtk_widget_get_window (widget),
1306 attributes_mask_middle);
1308 gdk_window_set_user_data (xpaned->handle_east, xpaned);
1309 gdk_window_set_user_data (xpaned->handle_west, xpaned);
1310 gdk_window_set_user_data (xpaned->handle_north, xpaned);
1311 gdk_window_set_user_data (xpaned->handle_south, xpaned);
1312 gdk_window_set_user_data (xpaned->handle_middle, xpaned);
1314 g_object_unref (attributes_east.cursor);
1315 g_object_unref (attributes_west.cursor);
1316 g_object_unref (attributes_north.cursor);
1317 g_object_unref (attributes_south.cursor);
1318 g_object_unref (attributes_middle.cursor);
1320 if (xpaned->top_left_child
1321 && gtk_widget_get_visible (xpaned->top_left_child)
1322 && xpaned->top_right_child
1323 && gtk_widget_get_visible (xpaned->top_right_child)
1324 && xpaned->bottom_left_child
1325 && gtk_widget_get_visible (xpaned->bottom_left_child)
1326 && xpaned->bottom_right_child
1327 && gtk_widget_get_visible (xpaned->bottom_right_child))
1329 gdk_window_show (xpaned->handle_east);
1330 gdk_window_show (xpaned->handle_west);
1331 gdk_window_show (xpaned->handle_north);
1332 gdk_window_show (xpaned->handle_south);
1333 gdk_window_show (xpaned->handle_middle);
1338 gtk_xpaned_unrealize (GtkWidget * widget)
1340 GtkXPaned *xpaned = GTK_XPANED (widget);
1342 if (xpaned->handle_east)
1344 gdk_window_set_user_data (xpaned->handle_east, NULL);
1345 gdk_window_destroy (xpaned->handle_east);
1346 xpaned->handle_east = NULL;
1349 if (xpaned->handle_west)
1351 gdk_window_set_user_data (xpaned->handle_west, NULL);
1352 gdk_window_destroy (xpaned->handle_west);
1353 xpaned->handle_west = NULL;
1356 if (xpaned->handle_north)
1358 gdk_window_set_user_data (xpaned->handle_north, NULL);
1359 gdk_window_destroy (xpaned->handle_north);
1360 xpaned->handle_north = NULL;
1363 if (xpaned->handle_south)
1365 gdk_window_set_user_data (xpaned->handle_south, NULL);
1366 gdk_window_destroy (xpaned->handle_south);
1367 xpaned->handle_south = NULL;
1370 if (xpaned->handle_middle)
1372 gdk_window_set_user_data (xpaned->handle_middle, NULL);
1373 gdk_window_destroy (xpaned->handle_middle);
1374 xpaned->handle_middle = NULL;
1377 gtk_xpaned_set_last_top_left_child_focus (xpaned, NULL);
1378 gtk_xpaned_set_last_top_right_child_focus (xpaned, NULL);
1379 gtk_xpaned_set_last_bottom_left_child_focus (xpaned, NULL);
1380 gtk_xpaned_set_last_bottom_right_child_focus (xpaned, NULL);
1381 gtk_xpaned_set_saved_focus (xpaned, NULL);
1382 gtk_xpaned_set_first_xpaned (xpaned, NULL);
1384 if (GTK_WIDGET_CLASS (parent_class)->unrealize)
1385 (*GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
1389 gtk_xpaned_map (GtkWidget * widget)
1391 GtkXPaned *xpaned = GTK_XPANED (widget);
1393 gdk_window_show (xpaned->handle_east);
1394 gdk_window_show (xpaned->handle_west);
1395 gdk_window_show (xpaned->handle_north);
1396 gdk_window_show (xpaned->handle_south);
1397 gdk_window_show (xpaned->handle_middle);
1399 GTK_WIDGET_CLASS (parent_class)->map (widget);
1403 gtk_xpaned_unmap (GtkWidget * widget)
1405 GtkXPaned *xpaned = GTK_XPANED (widget);
1407 gdk_window_hide (xpaned->handle_east);
1408 gdk_window_hide (xpaned->handle_west);
1409 gdk_window_hide (xpaned->handle_north);
1410 gdk_window_hide (xpaned->handle_south);
1411 gdk_window_hide (xpaned->handle_middle);
1413 GTK_WIDGET_CLASS (parent_class)->unmap (widget);
1417 gtk_xpaned_draw (GtkWidget * widget, cairo_t *cr)
1419 GtkXPaned *xpaned = GTK_XPANED (widget);
1422 /* determine size of handle(s) */
1423 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
1425 /* I want the handle-"thickness" to be at least 3 */
1426 g_assert (handle_size >= 3);
1428 if (gtk_widget_get_visible (widget) && gtk_widget_get_mapped (widget) &&
1429 xpaned->top_left_child
1430 && gtk_widget_get_visible (xpaned->top_left_child)
1431 && xpaned->top_right_child
1432 && gtk_widget_get_visible (xpaned->top_right_child)
1433 && xpaned->bottom_left_child
1434 && gtk_widget_get_visible (xpaned->bottom_left_child)
1435 && xpaned->bottom_right_child
1436 && gtk_widget_get_visible (xpaned->bottom_right_child))
1438 GtkStyleContext *context;
1440 context = gtk_widget_get_style_context (widget);
1441 gtk_render_handle (context, cr,
1442 xpaned->handle_pos_east.x - handle_size - 256 / 2,
1443 xpaned->handle_pos_west.y + 1,
1444 256 + handle_size, handle_size - 2);
1446 gtk_render_handle (context, cr,
1447 xpaned->handle_pos_north.x + 1,
1448 xpaned->handle_pos_south.y - handle_size - 256 / 2,
1449 handle_size - 2, 256 + handle_size);
1452 /* Chain up to draw children */
1453 GTK_WIDGET_CLASS (parent_class)->draw (widget, cr);
1459 is_rtl (GtkXPaned * xpaned)
1461 if (gtk_widget_get_direction (GTK_WIDGET (xpaned)) == GTK_TEXT_DIR_RTL)
1468 update_drag (GtkXPaned * xpaned)
1471 GtkWidget *widget = GTK_WIDGET (xpaned);
1473 GtkRequisition size;
1474 GtkAllocation allocation;
1476 gtk_widget_get_allocation (widget, &allocation);
1478 gdk_window_get_device_position (gtk_widget_get_window (widget),
1479 gdk_device_manager_get_client_pointer (
1480 gdk_display_get_device_manager (
1481 gtk_widget_get_display (widget))),
1482 &pos.x, &pos.y, NULL);
1483 if (!gtk_widget_get_has_window (widget))
1485 pos.x -= allocation.x;
1486 pos.y -= allocation.y;
1489 if (xpaned->in_drag_vert)
1491 pos.y -= xpaned->drag_pos.y;
1493 if (is_rtl (xpaned))
1495 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
1497 size.height = allocation.height - pos.y - handle_size;
1501 size.height = pos.y;
1504 size.height -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1507 CLAMP (size.height, xpaned->min_position.y, xpaned->max_position.y);
1509 if (size.height != xpaned->top_left_child_size.height)
1510 gtk_xpaned_set_position_y (xpaned, size.height);
1513 if (xpaned->in_drag_horiz)
1515 pos.x -= xpaned->drag_pos.x;
1517 if (is_rtl (xpaned))
1519 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
1521 size.width = allocation.width - pos.x - handle_size;
1528 size.width -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1531 CLAMP (size.width, xpaned->min_position.x, xpaned->max_position.x);
1533 if (size.width != xpaned->top_left_child_size.width)
1534 gtk_xpaned_set_position_x (xpaned, size.width);
1537 if (xpaned->in_drag_vert_and_horiz)
1539 pos.x -= xpaned->drag_pos.x;
1540 pos.y -= xpaned->drag_pos.y;
1542 if (is_rtl (xpaned))
1544 gtk_widget_style_get (widget, "handle-size", &handle_size, NULL);
1546 size.width = allocation.width - pos.x - handle_size;
1547 size.height = allocation.height - pos.y - handle_size;
1552 size.height = pos.y;
1555 size.width -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1556 size.height -= gtk_container_get_border_width (GTK_CONTAINER (xpaned));
1559 CLAMP (size.width, xpaned->min_position.x, xpaned->max_position.x);
1561 CLAMP (size.height, xpaned->min_position.y, xpaned->max_position.y);
1563 if (size.width != xpaned->top_left_child_size.width)
1564 gtk_xpaned_set_position_x (xpaned, size.width);
1566 if (size.height != xpaned->top_left_child_size.height)
1567 gtk_xpaned_set_position_y (xpaned, size.height);
1572 gtk_xpaned_enter (GtkWidget * widget, GdkEventCrossing * event)
1574 GtkXPaned *xpaned = GTK_XPANED (widget);
1576 if (xpaned->in_drag_vert ||
1577 xpaned->in_drag_horiz || xpaned->in_drag_vert_and_horiz)
1578 update_drag (xpaned);
1581 xpaned->handle_prelit = TRUE;
1583 gtk_widget_queue_draw_area (widget,
1584 xpaned->handle_pos_east.x,
1585 xpaned->handle_pos_east.y,
1586 xpaned->handle_pos_east.width,
1587 xpaned->handle_pos_east.height);
1589 gtk_widget_queue_draw_area (widget,
1590 xpaned->handle_pos_west.x,
1591 xpaned->handle_pos_west.y,
1592 xpaned->handle_pos_west.width,
1593 xpaned->handle_pos_west.height);
1595 gtk_widget_queue_draw_area (widget,
1596 xpaned->handle_pos_north.x,
1597 xpaned->handle_pos_north.y,
1598 xpaned->handle_pos_north.width,
1599 xpaned->handle_pos_north.height);
1601 gtk_widget_queue_draw_area (widget,
1602 xpaned->handle_pos_south.x,
1603 xpaned->handle_pos_south.y,
1604 xpaned->handle_pos_south.width,
1605 xpaned->handle_pos_south.height);
1607 gtk_widget_queue_draw_area (widget,
1608 xpaned->handle_pos_middle.x,
1609 xpaned->handle_pos_middle.y,
1610 xpaned->handle_pos_middle.width,
1611 xpaned->handle_pos_middle.height);
1618 gtk_xpaned_leave (GtkWidget * widget, GdkEventCrossing * event)
1620 GtkXPaned *xpaned = GTK_XPANED (widget);
1622 if (xpaned->in_drag_vert ||
1623 xpaned->in_drag_horiz || xpaned->in_drag_vert_and_horiz)
1624 update_drag (xpaned);
1627 xpaned->handle_prelit = FALSE;
1629 gtk_widget_queue_draw_area (widget,
1630 xpaned->handle_pos_east.x,
1631 xpaned->handle_pos_east.y,
1632 xpaned->handle_pos_east.width,
1633 xpaned->handle_pos_east.height);
1635 gtk_widget_queue_draw_area (widget,
1636 xpaned->handle_pos_west.x,
1637 xpaned->handle_pos_west.y,
1638 xpaned->handle_pos_west.width,
1639 xpaned->handle_pos_west.height);
1641 gtk_widget_queue_draw_area (widget,
1642 xpaned->handle_pos_north.x,
1643 xpaned->handle_pos_north.y,
1644 xpaned->handle_pos_north.width,
1645 xpaned->handle_pos_north.height);
1647 gtk_widget_queue_draw_area (widget,
1648 xpaned->handle_pos_south.x,
1649 xpaned->handle_pos_south.y,
1650 xpaned->handle_pos_south.width,
1651 xpaned->handle_pos_south.height);
1653 gtk_widget_queue_draw_area (widget,
1654 xpaned->handle_pos_middle.x,
1655 xpaned->handle_pos_middle.y,
1656 xpaned->handle_pos_middle.width,
1657 xpaned->handle_pos_middle.height);
1664 gtk_xpaned_focus (GtkWidget * widget, GtkDirectionType direction)
1668 /* This is a hack, but how can this be done without
1669 * excessive cut-and-paste from gtkcontainer.c?
1672 gtk_widget_set_can_focus (GTK_WIDGET (widget), FALSE);
1673 retval = (*GTK_WIDGET_CLASS (parent_class)->focus) (widget, direction);
1674 gtk_widget_set_can_focus (GTK_WIDGET (widget), TRUE);
1680 gtk_xpaned_button_press_grab (GdkWindow *handle, GdkEventButton *event)
1682 /* We need a server grab here, not gtk_grab_add(), since
1683 * we don't want to pass events on to the widget's children */
1684 gdk_device_grab (event->device, handle,
1687 (GDK_POINTER_MOTION_HINT_MASK
1688 | GDK_BUTTON1_MOTION_MASK
1689 | GDK_BUTTON_RELEASE_MASK
1690 | GDK_ENTER_NOTIFY_MASK
1691 | GDK_LEAVE_NOTIFY_MASK),
1696 gtk_xpaned_button_press (GtkWidget * widget, GdkEventButton * event)
1698 GtkXPaned *xpaned = GTK_XPANED (widget);
1700 /* if any child is currently maximized, jump right back */
1701 if (xpaned->maximized[GTK_XPANED_TOP_LEFT] ||
1702 xpaned->maximized[GTK_XPANED_TOP_RIGHT] ||
1703 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] ||
1704 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
1707 /* if user is dragging the handles around */
1708 if (!xpaned->in_drag_vert_and_horiz &&
1709 event->window != xpaned->handle_east &&
1710 event->window != xpaned->handle_west &&
1711 event->window != xpaned->handle_north &&
1712 event->window != xpaned->handle_south &&
1713 event->window == xpaned->handle_middle && event->button == 1)
1715 xpaned->in_drag_vert_and_horiz = TRUE;
1716 gtk_xpaned_button_press_grab (xpaned->handle_middle, event);
1717 xpaned->drag_pos.x = event->x;
1718 xpaned->drag_pos.y = event->y;
1722 else if (!xpaned->in_drag_vert &&
1723 event->window == xpaned->handle_east &&
1724 event->window != xpaned->handle_west &&
1725 event->window != xpaned->handle_north &&
1726 event->window != xpaned->handle_south &&
1727 event->window != xpaned->handle_middle && event->button == 1)
1729 xpaned->in_drag_vert = TRUE;
1730 gtk_xpaned_button_press_grab (xpaned->handle_east, event);
1731 xpaned->drag_pos.y = event->y;
1735 else if (!xpaned->in_drag_vert &&
1736 event->window != xpaned->handle_east &&
1737 event->window == xpaned->handle_west &&
1738 event->window != xpaned->handle_north &&
1739 event->window != xpaned->handle_south &&
1740 event->window != xpaned->handle_middle && event->button == 1)
1742 xpaned->in_drag_vert = TRUE;
1743 gtk_xpaned_button_press_grab (xpaned->handle_west, event);
1744 xpaned->drag_pos.y = event->y;
1748 else if (!xpaned->in_drag_horiz &&
1749 event->window != xpaned->handle_east &&
1750 event->window != xpaned->handle_west &&
1751 event->window == xpaned->handle_north &&
1752 event->window != xpaned->handle_south &&
1753 event->window != xpaned->handle_middle && event->button == 1)
1755 xpaned->in_drag_horiz = TRUE;
1756 gtk_xpaned_button_press_grab (xpaned->handle_north, event);
1757 xpaned->drag_pos.x = event->x;
1761 else if (!xpaned->in_drag_horiz &&
1762 event->window != xpaned->handle_east &&
1763 event->window != xpaned->handle_west &&
1764 event->window != xpaned->handle_north &&
1765 event->window == xpaned->handle_south &&
1766 event->window != xpaned->handle_middle && event->button == 1)
1768 xpaned->in_drag_horiz = TRUE;
1769 gtk_xpaned_button_press_grab (xpaned->handle_south, event);
1770 xpaned->drag_pos.x = event->x;
1778 gtk_xpaned_button_release (GtkWidget * widget, GdkEventButton * event)
1780 GtkXPaned *xpaned = GTK_XPANED (widget);
1782 if (xpaned->in_drag_vert && (event->button == 1))
1784 xpaned->in_drag_vert = FALSE;
1785 xpaned->drag_pos.y = -1;
1786 xpaned->position_set = TRUE;
1787 gdk_device_ungrab (event->device, event->time);
1790 else if (xpaned->in_drag_horiz && (event->button == 1))
1792 xpaned->in_drag_horiz = FALSE;
1793 xpaned->drag_pos.x = -1;
1794 xpaned->position_set = TRUE;
1795 gdk_device_ungrab (event->device, event->time);
1798 else if (xpaned->in_drag_vert_and_horiz && (event->button == 1))
1800 xpaned->in_drag_vert_and_horiz = FALSE;
1801 xpaned->drag_pos.x = -1;
1802 xpaned->drag_pos.y = -1;
1803 xpaned->position_set = TRUE;
1804 gdk_device_ungrab (event->device, event->time);
1812 gtk_xpaned_motion (GtkWidget * widget, GdkEventMotion * event)
1814 GtkXPaned *xpaned = GTK_XPANED (widget);
1816 if (xpaned->in_drag_vert ||
1817 xpaned->in_drag_horiz || xpaned->in_drag_vert_and_horiz)
1820 update_drag (xpaned);
1828 gtk_xpaned_add_top_left (GtkXPaned * xpaned, GtkWidget * widget)
1830 gtk_xpaned_pack_top_left (xpaned, widget, FALSE, TRUE);
1834 gtk_xpaned_add_top_right (GtkXPaned * xpaned, GtkWidget * widget)
1836 gtk_xpaned_pack_top_right (xpaned, widget, FALSE, TRUE);
1840 gtk_xpaned_add_bottom_left (GtkXPaned * xpaned, GtkWidget * widget)
1842 gtk_xpaned_pack_bottom_left (xpaned, widget, FALSE, TRUE);
1846 gtk_xpaned_add_bottom_right (GtkXPaned * xpaned, GtkWidget * widget)
1848 gtk_xpaned_pack_bottom_right (xpaned, widget, FALSE, TRUE);
1852 gtk_xpaned_pack_top_left (GtkXPaned * xpaned,
1853 GtkWidget * child, gboolean resize, gboolean shrink)
1855 g_return_if_fail (GTK_IS_XPANED (xpaned));
1856 g_return_if_fail (GTK_IS_WIDGET (child));
1858 if (!xpaned->top_left_child)
1860 xpaned->top_left_child = child;
1861 xpaned->top_left_child_resize = resize;
1862 xpaned->top_left_child_shrink = shrink;
1864 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1869 gtk_xpaned_pack_top_right (GtkXPaned * xpaned,
1871 gboolean resize, gboolean shrink)
1873 g_return_if_fail (GTK_IS_XPANED (xpaned));
1874 g_return_if_fail (GTK_IS_WIDGET (child));
1876 if (!xpaned->top_right_child)
1878 xpaned->top_right_child = child;
1879 xpaned->top_right_child_resize = resize;
1880 xpaned->top_right_child_shrink = shrink;
1882 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1887 gtk_xpaned_pack_bottom_left (GtkXPaned * xpaned,
1889 gboolean resize, gboolean shrink)
1891 g_return_if_fail (GTK_IS_XPANED (xpaned));
1892 g_return_if_fail (GTK_IS_WIDGET (child));
1894 if (!xpaned->bottom_left_child)
1896 xpaned->bottom_left_child = child;
1897 xpaned->bottom_left_child_resize = resize;
1898 xpaned->bottom_left_child_shrink = shrink;
1900 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1905 gtk_xpaned_pack_bottom_right (GtkXPaned * xpaned,
1907 gboolean resize, gboolean shrink)
1909 g_return_if_fail (GTK_IS_XPANED (xpaned));
1910 g_return_if_fail (GTK_IS_WIDGET (child));
1912 if (!xpaned->bottom_right_child)
1914 xpaned->bottom_right_child = child;
1915 xpaned->bottom_right_child_resize = resize;
1916 xpaned->bottom_right_child_shrink = shrink;
1918 gtk_widget_set_parent (child, GTK_WIDGET (xpaned));
1923 gtk_xpaned_add (GtkContainer * container, GtkWidget * widget)
1927 g_return_if_fail (GTK_IS_XPANED (container));
1929 xpaned = GTK_XPANED (container);
1931 if (!xpaned->top_left_child)
1932 gtk_xpaned_add_top_left (xpaned, widget);
1933 else if (!xpaned->top_right_child)
1934 gtk_xpaned_add_top_right (xpaned, widget);
1935 else if (!xpaned->bottom_left_child)
1936 gtk_xpaned_add_bottom_left (xpaned, widget);
1937 else if (!xpaned->bottom_right_child)
1938 gtk_xpaned_add_bottom_right (xpaned, widget);
1940 g_warning ("GtkXPaned cannot have more than 4 children\n");
1944 gtk_xpaned_remove (GtkContainer * container, GtkWidget * widget)
1947 gboolean was_visible;
1949 xpaned = GTK_XPANED (container);
1950 was_visible = gtk_widget_get_visible (widget);
1952 if (xpaned->top_left_child == widget)
1954 gtk_widget_unparent (widget);
1956 xpaned->top_left_child = NULL;
1958 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
1959 gtk_widget_queue_resize (GTK_WIDGET (container));
1961 else if (xpaned->top_right_child == widget)
1963 gtk_widget_unparent (widget);
1965 xpaned->top_right_child = NULL;
1967 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
1968 gtk_widget_queue_resize (GTK_WIDGET (container));
1970 else if (xpaned->bottom_left_child == widget)
1972 gtk_widget_unparent (widget);
1974 xpaned->bottom_left_child = NULL;
1976 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
1977 gtk_widget_queue_resize (GTK_WIDGET (container));
1979 else if (xpaned->bottom_right_child == widget)
1981 gtk_widget_unparent (widget);
1983 xpaned->bottom_right_child = NULL;
1985 if (was_visible && gtk_widget_get_visible (GTK_WIDGET (container)))
1986 gtk_widget_queue_resize (GTK_WIDGET (container));
1989 g_warning ("GtkXPaned has no more children attached\n");
1994 gtk_xpaned_forall (GtkContainer * container,
1995 gboolean include_internals,
1996 GtkCallback callback, gpointer callback_data)
2000 g_return_if_fail (callback != NULL);
2002 xpaned = GTK_XPANED (container);
2004 if (xpaned->top_left_child)
2005 (*callback) (xpaned->top_left_child, callback_data);
2006 if (xpaned->top_right_child)
2007 (*callback) (xpaned->top_right_child, callback_data);
2008 if (xpaned->bottom_left_child)
2009 (*callback) (xpaned->bottom_left_child, callback_data);
2010 if (xpaned->bottom_right_child)
2011 (*callback) (xpaned->bottom_right_child, callback_data);
2015 * gtk_xpaned_get_position_x:
2016 * @paned: a #GtkXPaned widget
2018 * Obtains the x-position of the divider.
2020 * Return value: x-position of the divider
2023 gtk_xpaned_get_position_x (GtkXPaned * xpaned)
2025 g_return_val_if_fail (GTK_IS_XPANED (xpaned), 0);
2027 return xpaned->top_left_child_size.width;
2031 * gtk_xpaned_get_position_y:
2032 * @paned: a #GtkXPaned widget
2034 * Obtains the y-position of the divider.
2036 * Return value: y-position of the divider
2039 gtk_xpaned_get_position_y (GtkXPaned * xpaned)
2041 g_return_val_if_fail (GTK_IS_XPANED (xpaned), 0);
2043 return xpaned->top_left_child_size.height;
2047 * gtk_xpaned_set_position_x:
2048 * @paned: a #GtkXPaned widget
2049 * @xposition: pixel x-position of divider, a negative values
2050 * of a component mean that the position is unset.
2052 * Sets the x-position of the divider between the four panes.
2055 gtk_xpaned_set_position_x (GtkXPaned * xpaned, gint xposition)
2059 g_return_if_fail (GTK_IS_XPANED (xpaned));
2061 /* if any child is currently maximized, jump right back */
2062 if (xpaned->maximized[GTK_XPANED_TOP_LEFT] ||
2063 xpaned->maximized[GTK_XPANED_TOP_RIGHT] ||
2064 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] ||
2065 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2068 object = G_OBJECT (xpaned);
2072 /* We don't clamp here - the assumption is that
2073 * if the total allocation changes at the same time
2074 * as the position, the position set is with reference
2075 * to the new total size. If only the position changes,
2076 * then clamping will occur in gtk_paned_compute_position()
2079 xpaned->top_left_child_size.width = xposition;
2080 xpaned->position_set = TRUE;
2084 xpaned->position_set = FALSE;
2087 g_object_freeze_notify (object);
2088 g_object_notify (object, "x-position");
2089 g_object_notify (object, "position-set");
2090 g_object_thaw_notify (object);
2092 gtk_widget_queue_resize (GTK_WIDGET (xpaned));
2096 * gtk_xpaned_set_position_y:
2097 * @paned: a #GtkXPaned widget
2098 * @yposition: pixel y-position of divider, a negative values
2099 * of a component mean that the position is unset.
2101 * Sets the y-position of the divider between the four panes.
2104 gtk_xpaned_set_position_y (GtkXPaned * xpaned, gint yposition)
2108 g_return_if_fail (GTK_IS_XPANED (xpaned));
2110 /* if any child is currently maximized, jump right back */
2111 if (xpaned->maximized[GTK_XPANED_TOP_LEFT] ||
2112 xpaned->maximized[GTK_XPANED_TOP_RIGHT] ||
2113 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] ||
2114 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2117 object = G_OBJECT (xpaned);
2121 /* We don't clamp here - the assumption is that
2122 * if the total allocation changes at the same time
2123 * as the position, the position set is with reference
2124 * to the new total size. If only the position changes,
2125 * then clamping will occur in gtk_paned_compute_position()
2128 xpaned->top_left_child_size.height = yposition;
2129 xpaned->position_set = TRUE;
2133 xpaned->position_set = FALSE;
2136 g_object_freeze_notify (object);
2137 g_object_notify (object, "y-position");
2138 g_object_notify (object, "position-set");
2139 g_object_thaw_notify (object);
2141 gtk_widget_queue_resize (GTK_WIDGET (xpaned));
2144 /* this call is private and only intended for internal use! */
2146 gtk_xpaned_save_unmaximized_x (GtkXPaned * xpaned)
2148 xpaned->unmaximized_position.x = gtk_xpaned_get_position_x (xpaned);
2151 /* this call is private and only intended for internal use! */
2153 gtk_xpaned_save_unmaximized_y (GtkXPaned * xpaned)
2155 xpaned->unmaximized_position.y = gtk_xpaned_get_position_y (xpaned);
2158 /* this call is private and only intended for internal use! */
2160 gtk_xpaned_fetch_unmaximized_x (GtkXPaned * xpaned)
2162 return xpaned->unmaximized_position.x;
2165 /* this call is private and only intended for internal use! */
2167 gtk_xpaned_fetch_unmaximized_y (GtkXPaned * xpaned)
2169 return xpaned->unmaximized_position.y;
2173 * gtk_xpaned_get_top_left_child:
2174 * @xpaned: a #GtkXPaned widget
2176 * Obtains the top-left child of the xpaned widget.
2178 * Return value: top-left child, or %NULL if it is not set.
2183 gtk_xpaned_get_top_left_child (GtkXPaned * xpaned)
2185 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2187 return xpaned->top_left_child;
2191 * gtk_xpaned_get_top_right_child:
2192 * @xpaned: a #GtkXPaned widget
2194 * Obtains the top-right child of the xpaned widget.
2196 * Return value: top-right child, or %NULL if it is not set.
2201 gtk_xpaned_get_top_right_child (GtkXPaned * xpaned)
2203 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2205 return xpaned->top_right_child;
2209 * gtk_xpaned_get_bottom_left_child:
2210 * @xpaned: a #GtkXPaned widget
2212 * Obtains the bottom-left child of the xpaned widget.
2214 * Return value: bottom-left child, or %NULL if it is not set.
2219 gtk_xpaned_get_bottom_left_child (GtkXPaned * xpaned)
2221 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2223 return xpaned->bottom_left_child;
2227 * gtk_xpaned_get_bottom_right_child:
2228 * @xpaned: a #GtkXPaned widget
2230 * Obtains the bottom-right child of the xpaned widget.
2232 * Return value: bottom-right child, or %NULL if it is not set.
2237 gtk_xpaned_get_bottom_right_child (GtkXPaned * xpaned)
2239 g_return_val_if_fail (GTK_IS_XPANED (xpaned), NULL);
2241 return xpaned->bottom_right_child;
2245 gtk_xpaned_maximize_top_left (GtkXPaned * xpaned, gboolean maximize)
2249 /* see if any child is already maximized */
2250 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2251 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2252 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2253 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2255 /* save current position */
2256 gtk_xpaned_save_unmaximized_x (xpaned);
2257 gtk_xpaned_save_unmaximized_y (xpaned);
2259 /* set new maximized position */
2260 gtk_xpaned_set_position_x (xpaned, xpaned->max_position.x);
2261 gtk_xpaned_set_position_y (xpaned, xpaned->max_position.y);
2263 /* mark maximized flag for top-left child */
2264 xpaned->maximized[GTK_XPANED_TOP_LEFT] = TRUE;
2268 /* already one child maximized, report error */
2274 /* verify that top-left child is really currently maximized */
2275 if (xpaned->maximized[GTK_XPANED_TOP_LEFT])
2277 /* clear maximized flat for top-left child */
2278 xpaned->maximized[GTK_XPANED_TOP_LEFT] = FALSE;
2280 /* restore unmaximized position */
2281 gtk_xpaned_set_position_x (xpaned,
2282 gtk_xpaned_fetch_unmaximized_x (xpaned));
2283 gtk_xpaned_set_position_y (xpaned,
2284 gtk_xpaned_fetch_unmaximized_y (xpaned));
2288 /* top-left child is currently not maximized, report error */
2295 gtk_xpaned_maximize_top_right (GtkXPaned * xpaned, gboolean maximize)
2299 /* see if any child is already maximized */
2300 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2301 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2302 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2303 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2305 /* save current position */
2306 gtk_xpaned_save_unmaximized_x (xpaned);
2307 gtk_xpaned_save_unmaximized_y (xpaned);
2309 /* set new maximized position */
2310 gtk_xpaned_set_position_x (xpaned, xpaned->min_position.x);
2311 gtk_xpaned_set_position_y (xpaned, xpaned->max_position.y);
2313 /* mark maximized flag for top-right child */
2314 xpaned->maximized[GTK_XPANED_TOP_RIGHT] = TRUE;
2318 /* already one child maximized, report error */
2324 /* verify that top-right child is really currently maximized */
2325 if (xpaned->maximized[GTK_XPANED_TOP_RIGHT])
2327 /* clear maximized flat for top-right child */
2328 xpaned->maximized[GTK_XPANED_TOP_RIGHT] = FALSE;
2330 /* restore unmaximized position */
2331 gtk_xpaned_set_position_x (xpaned,
2332 gtk_xpaned_fetch_unmaximized_x (xpaned));
2333 gtk_xpaned_set_position_y (xpaned,
2334 gtk_xpaned_fetch_unmaximized_y (xpaned));
2338 /* top-right child is currently not maximized, report error */
2345 gtk_xpaned_maximize_bottom_left (GtkXPaned * xpaned, gboolean maximize)
2349 /* see if any child is already maximized */
2350 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2351 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2352 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2353 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2355 /* save current position */
2356 gtk_xpaned_save_unmaximized_x (xpaned);
2357 gtk_xpaned_save_unmaximized_y (xpaned);
2359 /* set new maximized position */
2360 gtk_xpaned_set_position_x (xpaned, xpaned->max_position.x);
2361 gtk_xpaned_set_position_y (xpaned, xpaned->min_position.y);
2363 /* mark maximized flag for bottom-left child */
2364 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] = TRUE;
2368 /* already one child maximized, report error */
2374 /* verify that bottom-left child is really currently maximized */
2375 if (xpaned->maximized[GTK_XPANED_BOTTOM_LEFT])
2377 /* clear maximized flat for bottom-left child */
2378 xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] = FALSE;
2380 /* restore unmaximized position */
2381 gtk_xpaned_set_position_x (xpaned,
2382 gtk_xpaned_fetch_unmaximized_x (xpaned));
2383 gtk_xpaned_set_position_y (xpaned,
2384 gtk_xpaned_fetch_unmaximized_y (xpaned));
2388 /* bottom-left child is currently not maximized, report error */
2395 gtk_xpaned_maximize_bottom_right (GtkXPaned * xpaned, gboolean maximize)
2399 /* see if any child is already maximized */
2400 if (!xpaned->maximized[GTK_XPANED_TOP_LEFT] &&
2401 !xpaned->maximized[GTK_XPANED_TOP_RIGHT] &&
2402 !xpaned->maximized[GTK_XPANED_BOTTOM_LEFT] &&
2403 !xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2405 /* save current position */
2406 gtk_xpaned_save_unmaximized_x (xpaned);
2407 gtk_xpaned_save_unmaximized_y (xpaned);
2409 /* set new maximized position */
2410 gtk_xpaned_set_position_x (xpaned, xpaned->min_position.x);
2411 gtk_xpaned_set_position_y (xpaned, xpaned->min_position.y);
2413 /* mark maximized flag for bottom-right child */
2414 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT] = TRUE;
2418 /* already one child maximized, report error */
2424 /* verify that bottom-right child is really currently maximized */
2425 if (xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT])
2427 /* clear maximized flat for bottom-right child */
2428 xpaned->maximized[GTK_XPANED_BOTTOM_RIGHT] = FALSE;
2430 /* restore unmaximized position */
2431 gtk_xpaned_set_position_x (xpaned,
2432 gtk_xpaned_fetch_unmaximized_x (xpaned));
2433 gtk_xpaned_set_position_y (xpaned,
2434 gtk_xpaned_fetch_unmaximized_y (xpaned));
2438 /* bottom-right child is currently not maximized, report error */
2445 gtk_xpaned_compute_position (GtkXPaned * xpaned,
2446 const GtkAllocation * allocation,
2447 GtkRequisition * top_left_child_req,
2448 GtkRequisition * top_right_child_req,
2449 GtkRequisition * bottom_left_child_req,
2450 GtkRequisition * bottom_right_child_req)
2452 GdkPoint old_position;
2453 GdkPoint old_min_position;
2454 GdkPoint old_max_position;
2456 gint border_width = gtk_container_get_border_width (GTK_CONTAINER (xpaned));
2458 g_return_if_fail (GTK_IS_XPANED (xpaned));
2460 old_position.x = xpaned->top_left_child_size.width;
2461 old_position.y = xpaned->top_left_child_size.height;
2462 old_min_position.x = xpaned->min_position.x;
2463 old_min_position.y = xpaned->min_position.y;
2464 old_max_position.x = xpaned->max_position.x;
2465 old_max_position.y = xpaned->max_position.y;
2467 xpaned->min_position.x =
2468 xpaned->top_left_child_shrink ? 0 : top_left_child_req->width;
2469 xpaned->min_position.y =
2470 xpaned->top_left_child_shrink ? 0 : top_left_child_req->height;
2472 gtk_widget_style_get (GTK_WIDGET (xpaned), "handle-size", &handle_size,
2475 xpaned->max_position.x = allocation->width - 2 * border_width - handle_size;
2476 xpaned->max_position.y =
2477 allocation->height - 2 * border_width - handle_size;
2478 if (!xpaned->top_left_child_shrink)
2479 xpaned->max_position.x =
2480 MAX (1, xpaned->max_position.x - top_left_child_req->width);
2481 xpaned->max_position.x =
2482 MAX (xpaned->min_position.x, xpaned->max_position.x);
2484 if (!xpaned->position_set)
2486 if (xpaned->top_left_child_resize && !xpaned->top_right_child_resize)
2488 xpaned->top_left_child_size.width =
2489 MAX (0, allocation->width - top_right_child_req->width);
2490 xpaned->top_left_child_size.height =
2491 MAX (0, allocation->height - top_right_child_req->height);
2493 else if (!xpaned->top_left_child_resize
2494 && xpaned->top_right_child_resize)
2496 xpaned->top_left_child_size.width = top_left_child_req->width;
2497 xpaned->top_left_child_size.height = top_left_child_req->height;
2501 xpaned->top_left_child_size.width = allocation->width * 0.5 + 0.5;
2502 xpaned->top_left_child_size.height = allocation->height * 0.5 + 0.5;
2507 /* If the position was set before the initial allocation.
2508 ** (paned->last_allocation <= 0) just clamp it and leave it. */
2509 if (xpaned->last_allocation.width > 0)
2511 if (xpaned->top_left_child_resize
2512 && !xpaned->top_right_child_resize)
2514 xpaned->top_left_child_size.width += allocation->width
2515 - xpaned->last_allocation.width;
2517 xpaned->top_left_child_size.height += allocation->height
2518 - xpaned->last_allocation.height;
2522 (!xpaned->top_left_child_resize
2523 && xpaned->top_right_child_resize))
2525 xpaned->top_left_child_size.width = allocation->width
2526 * ((gdouble) xpaned->top_left_child_size.width /
2527 (xpaned->last_allocation.width)) + 0.5;
2529 xpaned->top_left_child_size.height = allocation->height
2530 * ((gdouble) xpaned->top_left_child_size.height /
2531 (xpaned->last_allocation.height)) + 0.5;
2534 if (xpaned->last_allocation.height > 0)
2536 if (xpaned->top_left_child_resize
2537 && !xpaned->top_right_child_resize)
2539 xpaned->top_left_child_size.width +=
2540 allocation->width - xpaned->last_allocation.width;
2541 xpaned->top_left_child_size.height +=
2542 allocation->height - xpaned->last_allocation.height;
2546 (!xpaned->top_left_child_resize
2547 && xpaned->top_right_child_resize))
2549 xpaned->top_left_child_size.width =
2551 ((gdouble) xpaned->top_left_child_size.width /
2552 (xpaned->last_allocation.width)) + 0.5;
2553 xpaned->top_left_child_size.height =
2554 allocation->height *
2555 ((gdouble) xpaned->top_left_child_size.height /
2556 (xpaned->last_allocation.height)) + 0.5;
2562 xpaned->top_left_child_size.width =
2563 CLAMP (xpaned->top_left_child_size.width, xpaned->min_position.x,
2564 xpaned->max_position.x);
2565 xpaned->top_left_child_size.height =
2566 CLAMP (xpaned->top_left_child_size.height, xpaned->min_position.y,
2567 xpaned->max_position.y);
2569 xpaned->top_right_child_size.width =
2570 CLAMP (xpaned->top_right_child_size.width, xpaned->min_position.x,
2571 xpaned->max_position.x);
2572 xpaned->top_right_child_size.height =
2573 CLAMP (xpaned->top_right_child_size.height, xpaned->min_position.y,
2574 xpaned->max_position.y);
2576 xpaned->bottom_left_child_size.width =
2577 CLAMP (xpaned->bottom_left_child_size.width, xpaned->min_position.x,
2578 xpaned->max_position.x);
2579 xpaned->bottom_left_child_size.height =
2580 CLAMP (xpaned->bottom_left_child_size.height, xpaned->min_position.y,
2581 xpaned->max_position.y);
2583 xpaned->bottom_right_child_size.width =
2584 CLAMP (xpaned->bottom_right_child_size.width, xpaned->min_position.x,
2585 xpaned->max_position.x);
2586 xpaned->bottom_right_child_size.height =
2587 CLAMP (xpaned->bottom_right_child_size.height, xpaned->min_position.y,
2588 xpaned->max_position.y);
2590 gtk_widget_set_child_visible (xpaned->top_left_child, TRUE);
2591 gtk_widget_set_child_visible (xpaned->top_right_child, TRUE);
2592 gtk_widget_set_child_visible (xpaned->bottom_left_child, TRUE);
2593 gtk_widget_set_child_visible (xpaned->bottom_right_child, TRUE);
2595 g_object_freeze_notify (G_OBJECT (xpaned));
2597 if (xpaned->top_left_child_size.width != old_position.x)
2598 g_object_notify (G_OBJECT (xpaned), "x-position");
2599 if (xpaned->top_left_child_size.height != old_position.y)
2600 g_object_notify (G_OBJECT (xpaned), "y-position");
2602 if (xpaned->top_right_child_size.width != old_position.x)
2603 g_object_notify (G_OBJECT (xpaned), "x-position");
2604 if (xpaned->top_right_child_size.height != old_position.y)
2605 g_object_notify (G_OBJECT (xpaned), "y-position");
2607 if (xpaned->bottom_left_child_size.width != old_position.x)
2608 g_object_notify (G_OBJECT (xpaned), "x-position");
2609 if (xpaned->bottom_left_child_size.height != old_position.y)
2610 g_object_notify (G_OBJECT (xpaned), "y-position");
2612 if (xpaned->bottom_right_child_size.width != old_position.x)
2613 g_object_notify (G_OBJECT (xpaned), "x-position");
2614 if (xpaned->bottom_right_child_size.height != old_position.y)
2615 g_object_notify (G_OBJECT (xpaned), "y-position");
2617 if (xpaned->min_position.x != old_min_position.x)
2618 g_object_notify (G_OBJECT (xpaned), "min-x-position");
2619 if (xpaned->min_position.y != old_min_position.y)
2620 g_object_notify (G_OBJECT (xpaned), "min-y-position");
2622 if (xpaned->max_position.x != old_max_position.x)
2623 g_object_notify (G_OBJECT (xpaned), "max-y-position");
2624 if (xpaned->max_position.y != old_max_position.y)
2625 g_object_notify (G_OBJECT (xpaned), "max-y-position");
2627 g_object_thaw_notify (G_OBJECT (xpaned));
2629 xpaned->last_allocation.width = allocation->width;
2630 xpaned->last_allocation.height = allocation->height;
2634 gtk_xpaned_set_saved_focus (GtkXPaned * xpaned, GtkWidget * widget)
2636 if (xpaned->priv->saved_focus)
2637 g_object_remove_weak_pointer (G_OBJECT (xpaned->priv->saved_focus),
2638 (gpointer *) & (xpaned->priv->saved_focus));
2640 xpaned->priv->saved_focus = widget;
2642 if (xpaned->priv->saved_focus)
2643 g_object_add_weak_pointer (G_OBJECT (xpaned->priv->saved_focus),
2644 (gpointer *) & (xpaned->priv->saved_focus));
2648 gtk_xpaned_set_first_xpaned (GtkXPaned * xpaned, GtkXPaned * first_xpaned)
2650 if (xpaned->priv->first_xpaned)
2651 g_object_remove_weak_pointer (G_OBJECT (xpaned->priv->first_xpaned),
2652 (gpointer *) & (xpaned->priv->
2655 xpaned->priv->first_xpaned = first_xpaned;
2657 if (xpaned->priv->first_xpaned)
2658 g_object_add_weak_pointer (G_OBJECT (xpaned->priv->first_xpaned),
2659 (gpointer *) & (xpaned->priv->first_xpaned));
2663 gtk_xpaned_set_last_top_left_child_focus (GtkXPaned * xpaned,
2666 if (xpaned->last_top_left_child_focus)
2667 g_object_remove_weak_pointer (G_OBJECT
2668 (xpaned->last_top_left_child_focus),
2669 (gpointer *) & (xpaned->
2670 last_top_left_child_focus));
2672 xpaned->last_top_left_child_focus = widget;
2674 if (xpaned->last_top_left_child_focus)
2675 g_object_add_weak_pointer (G_OBJECT (xpaned->last_top_left_child_focus),
2676 (gpointer *) & (xpaned->
2677 last_top_left_child_focus));
2681 gtk_xpaned_set_last_top_right_child_focus (GtkXPaned * xpaned,
2684 if (xpaned->last_top_right_child_focus)
2685 g_object_remove_weak_pointer (G_OBJECT
2686 (xpaned->last_top_right_child_focus),
2687 (gpointer *) & (xpaned->
2688 last_top_right_child_focus));
2690 xpaned->last_top_right_child_focus = widget;
2692 if (xpaned->last_top_right_child_focus)
2693 g_object_add_weak_pointer (G_OBJECT (xpaned->last_top_right_child_focus),
2694 (gpointer *) & (xpaned->
2695 last_top_right_child_focus));
2699 gtk_xpaned_set_last_bottom_left_child_focus (GtkXPaned * xpaned,
2702 if (xpaned->last_bottom_left_child_focus)
2703 g_object_remove_weak_pointer (G_OBJECT
2704 (xpaned->last_bottom_left_child_focus),
2705 (gpointer *) & (xpaned->
2706 last_bottom_left_child_focus));
2708 xpaned->last_bottom_left_child_focus = widget;
2710 if (xpaned->last_bottom_left_child_focus)
2711 g_object_add_weak_pointer (G_OBJECT
2712 (xpaned->last_bottom_left_child_focus),
2713 (gpointer *) & (xpaned->
2714 last_bottom_left_child_focus));
2718 gtk_xpaned_set_last_bottom_right_child_focus (GtkXPaned * xpaned,
2721 if (xpaned->last_bottom_right_child_focus)
2722 g_object_remove_weak_pointer (G_OBJECT
2723 (xpaned->last_bottom_right_child_focus),
2724 (gpointer *) & (xpaned->
2725 last_bottom_right_child_focus));
2727 xpaned->last_bottom_right_child_focus = widget;
2729 if (xpaned->last_bottom_right_child_focus)
2730 g_object_add_weak_pointer (G_OBJECT
2731 (xpaned->last_bottom_right_child_focus),
2732 (gpointer *) & (xpaned->
2733 last_bottom_right_child_focus));
2737 xpaned_get_focus_widget (GtkXPaned * xpaned)
2739 GtkWidget *toplevel;
2741 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (xpaned));
2742 if (gtk_widget_is_toplevel (toplevel))
2743 return gtk_window_get_focus (GTK_WINDOW (toplevel));
2749 gtk_xpaned_set_focus_child (GtkContainer * container, GtkWidget * focus_child)
2753 g_return_if_fail (GTK_IS_XPANED (container));
2755 xpaned = GTK_XPANED (container);
2757 if (focus_child == NULL)
2759 GtkWidget *last_focus;
2762 last_focus = xpaned_get_focus_widget (xpaned);
2766 /* If there is one or more paned widgets between us and the
2767 * focus widget, we want the topmost of those as last_focus
2769 for (w = last_focus; w != GTK_WIDGET (xpaned); w = gtk_widget_get_parent (w))
2770 if (GTK_IS_XPANED (w))
2773 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
2774 gtk_xpaned_set_last_top_left_child_focus (xpaned, last_focus);
2775 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2776 gtk_xpaned_set_last_top_right_child_focus (xpaned, last_focus);
2777 else if (gtk_container_get_focus_child (container) == xpaned->bottom_left_child)
2778 gtk_xpaned_set_last_bottom_left_child_focus (xpaned, last_focus);
2779 else if (gtk_container_get_focus_child (container) == xpaned->bottom_right_child)
2780 gtk_xpaned_set_last_bottom_right_child_focus (xpaned, last_focus);
2784 if (parent_class->set_focus_child)
2785 (*parent_class->set_focus_child) (container, focus_child);
2789 gtk_xpaned_get_cycle_chain (GtkXPaned * xpaned,
2790 GtkDirectionType direction, GList ** widgets)
2792 GtkContainer *container = GTK_CONTAINER (xpaned);
2793 GtkWidget *ancestor = NULL;
2794 GList *temp_list = NULL;
2797 if (xpaned->in_recursion)
2800 g_assert (widgets != NULL);
2802 if (xpaned->last_top_left_child_focus &&
2803 !gtk_widget_is_ancestor (xpaned->last_top_left_child_focus,
2804 GTK_WIDGET (xpaned)))
2806 gtk_xpaned_set_last_top_left_child_focus (xpaned, NULL);
2809 if (xpaned->last_top_right_child_focus &&
2810 !gtk_widget_is_ancestor (xpaned->last_top_right_child_focus,
2811 GTK_WIDGET (xpaned)))
2813 gtk_xpaned_set_last_top_right_child_focus (xpaned, NULL);
2816 if (xpaned->last_bottom_left_child_focus &&
2817 !gtk_widget_is_ancestor (xpaned->last_bottom_left_child_focus,
2818 GTK_WIDGET (xpaned)))
2820 gtk_xpaned_set_last_bottom_left_child_focus (xpaned, NULL);
2823 if (xpaned->last_bottom_right_child_focus &&
2824 !gtk_widget_is_ancestor (xpaned->last_bottom_right_child_focus,
2825 GTK_WIDGET (xpaned)))
2827 gtk_xpaned_set_last_bottom_right_child_focus (xpaned, NULL);
2830 if (gtk_widget_get_parent (GTK_WIDGET (xpaned)))
2831 ancestor = gtk_widget_get_ancestor (gtk_widget_get_parent (GTK_WIDGET (xpaned)),
2834 /* The idea here is that temp_list is a list of widgets we want to cycle
2835 * to. The list is prioritized so that the first element is our first
2836 * choice, the next our second, and so on.
2838 * We can't just use g_list_reverse(), because we want to try
2839 * paned->last_child?_focus before paned->child?, both when we
2840 * are going forward and backward.
2842 if (direction == GTK_DIR_TAB_FORWARD)
2844 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
2847 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2848 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2849 temp_list = g_list_append (temp_list, ancestor);
2851 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2853 temp_list = g_list_append (temp_list, ancestor);
2855 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2856 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2858 else if (gtk_container_get_focus_child (container) == xpaned->bottom_left_child)
2860 temp_list = g_list_append (temp_list, ancestor);
2862 g_list_append (temp_list, xpaned->last_bottom_right_child_focus);
2863 temp_list = g_list_append (temp_list, xpaned->bottom_right_child);
2865 else if (gtk_container_get_focus_child (container) == xpaned->bottom_right_child)
2867 temp_list = g_list_append (temp_list, ancestor);
2869 g_list_append (temp_list, xpaned->last_top_left_child_focus);
2870 temp_list = g_list_append (temp_list, xpaned->top_left_child);
2875 g_list_append (temp_list, xpaned->last_top_left_child_focus);
2876 temp_list = g_list_append (temp_list, xpaned->top_left_child);
2878 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2879 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2881 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2882 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2884 g_list_append (temp_list, xpaned->last_bottom_right_child_focus);
2885 temp_list = g_list_append (temp_list, xpaned->bottom_right_child);
2886 temp_list = g_list_append (temp_list, ancestor);
2891 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
2893 temp_list = g_list_append (temp_list, ancestor);
2895 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2896 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2898 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2901 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2902 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2903 temp_list = g_list_append (temp_list, ancestor);
2905 else if (gtk_container_get_focus_child (container) == xpaned->bottom_right_child)
2908 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2909 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2910 temp_list = g_list_append (temp_list, ancestor);
2912 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
2915 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2916 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2917 temp_list = g_list_append (temp_list, ancestor);
2922 g_list_append (temp_list, xpaned->last_bottom_right_child_focus);
2923 temp_list = g_list_append (temp_list, xpaned->bottom_right_child);
2925 g_list_append (temp_list, xpaned->last_bottom_left_child_focus);
2926 temp_list = g_list_append (temp_list, xpaned->bottom_left_child);
2928 g_list_append (temp_list, xpaned->last_top_right_child_focus);
2929 temp_list = g_list_append (temp_list, xpaned->top_right_child);
2931 g_list_append (temp_list, xpaned->last_top_left_child_focus);
2932 temp_list = g_list_append (temp_list, xpaned->top_left_child);
2933 temp_list = g_list_append (temp_list, ancestor);
2937 /* Walk the list and expand all the paned widgets. */
2938 for (list = temp_list; list != NULL; list = list->next)
2940 GtkWidget *widget = list->data;
2944 if (GTK_IS_XPANED (widget))
2946 xpaned->in_recursion = TRUE;
2947 gtk_xpaned_get_cycle_chain (GTK_XPANED (widget),
2948 direction, widgets);
2949 xpaned->in_recursion = FALSE;
2953 *widgets = g_list_append (*widgets, widget);
2958 g_list_free (temp_list);
2962 gtk_xpaned_cycle_child_focus (GtkXPaned * xpaned, gboolean reversed)
2964 GList *cycle_chain = NULL;
2967 GtkDirectionType direction =
2968 reversed ? GTK_DIR_TAB_BACKWARD : GTK_DIR_TAB_FORWARD;
2970 /* ignore f6 if the handle is focused */
2971 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
2974 /* we can't just let the event propagate up the hierarchy,
2975 * because the paned will want to cycle focus _unless_ an
2976 * ancestor paned handles the event
2978 gtk_xpaned_get_cycle_chain (xpaned, direction, &cycle_chain);
2980 for (list = cycle_chain; list != NULL; list = list->next)
2981 if (gtk_widget_child_focus (GTK_WIDGET (list->data), direction))
2984 g_list_free (cycle_chain);
2990 get_child_xpanes (GtkWidget * widget, GList ** xpanes)
2992 if (GTK_IS_XPANED (widget))
2994 GtkXPaned *xpaned = GTK_XPANED (widget);
2996 get_child_xpanes (xpaned->top_left_child, xpanes);
2997 *xpanes = g_list_prepend (*xpanes, widget);
2998 get_child_xpanes (xpaned->top_right_child, xpanes);
2999 *xpanes = g_list_prepend (*xpanes, widget);
3000 get_child_xpanes (xpaned->bottom_left_child, xpanes);
3001 *xpanes = g_list_prepend (*xpanes, widget);
3002 get_child_xpanes (xpaned->bottom_right_child, xpanes);
3004 else if (GTK_IS_CONTAINER (widget))
3006 gtk_container_foreach (GTK_CONTAINER (widget),
3007 (GtkCallback) get_child_xpanes, xpanes);
3012 get_all_xpanes (GtkXPaned * xpaned)
3014 GtkXPaned *topmost = NULL;
3015 GList *result = NULL;
3018 for (w = GTK_WIDGET (xpaned); w != NULL; w = gtk_widget_get_parent (w))
3020 if (GTK_IS_XPANED (w))
3021 topmost = GTK_XPANED (w);
3026 get_child_xpanes (GTK_WIDGET (topmost), &result);
3028 return g_list_reverse (result);
3032 gtk_xpaned_find_neighbours (GtkXPaned * xpaned,
3033 GtkXPaned ** next, GtkXPaned ** prev)
3038 all_xpanes = get_all_xpanes (xpaned);
3039 g_assert (all_xpanes);
3041 this_link = g_list_find (all_xpanes, xpaned);
3043 g_assert (this_link);
3045 if (this_link->next)
3046 *next = this_link->next->data;
3048 *next = all_xpanes->data;
3050 if (this_link->prev)
3051 *prev = this_link->prev->data;
3053 *prev = g_list_last (all_xpanes)->data;
3055 g_list_free (all_xpanes);
3059 gtk_xpaned_move_handle (GtkXPaned * xpaned, GtkScrollType scroll)
3061 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3063 GdkPoint old_position;
3064 GdkPoint new_position;
3069 SINGLE_STEP_SIZE = 1,
3073 new_position.x = old_position.x = gtk_xpaned_get_position_x (xpaned);
3074 new_position.y = old_position.y = gtk_xpaned_get_position_y (xpaned);
3079 case GTK_SCROLL_STEP_LEFT:
3080 case GTK_SCROLL_STEP_UP:
3081 case GTK_SCROLL_STEP_BACKWARD:
3082 increment = -SINGLE_STEP_SIZE;
3085 case GTK_SCROLL_STEP_RIGHT:
3086 case GTK_SCROLL_STEP_DOWN:
3087 case GTK_SCROLL_STEP_FORWARD:
3088 increment = SINGLE_STEP_SIZE;
3091 case GTK_SCROLL_PAGE_LEFT:
3092 case GTK_SCROLL_PAGE_UP:
3093 case GTK_SCROLL_PAGE_BACKWARD:
3094 increment = -PAGE_STEP_SIZE;
3097 case GTK_SCROLL_PAGE_RIGHT:
3098 case GTK_SCROLL_PAGE_DOWN:
3099 case GTK_SCROLL_PAGE_FORWARD:
3100 increment = PAGE_STEP_SIZE;
3103 case GTK_SCROLL_START:
3104 new_position.x = xpaned->min_position.x;
3105 new_position.y = xpaned->min_position.y;
3108 case GTK_SCROLL_END:
3109 new_position.x = xpaned->max_position.x;
3110 new_position.y = xpaned->max_position.y;
3119 if (is_rtl (xpaned))
3120 increment = -increment;
3122 new_position.x = old_position.x + increment;
3123 new_position.y = old_position.y + increment;
3126 new_position.x = CLAMP (new_position.x,
3127 xpaned->min_position.x, xpaned->max_position.x);
3129 new_position.y = CLAMP (new_position.y,
3130 xpaned->min_position.y, xpaned->max_position.y);
3132 if (old_position.x != new_position.x)
3133 gtk_xpaned_set_position_x (xpaned, new_position.x);
3135 if (old_position.y != new_position.y)
3136 gtk_xpaned_set_position_y (xpaned, new_position.y);
3145 gtk_xpaned_restore_focus (GtkXPaned * xpaned)
3147 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3149 if (xpaned->priv->saved_focus &&
3150 gtk_widget_get_sensitive (xpaned->priv->saved_focus))
3152 gtk_widget_grab_focus (xpaned->priv->saved_focus);
3156 /* the saved focus is somehow not available for focusing,
3158 * 1) tabbing into the paned widget
3159 * if that didn't work,
3160 * 2) unset focus for the window if there is one
3163 if (!gtk_widget_child_focus
3164 (GTK_WIDGET (xpaned), GTK_DIR_TAB_FORWARD))
3166 GtkWidget *toplevel =
3167 gtk_widget_get_toplevel (GTK_WIDGET (xpaned));
3169 if (GTK_IS_WINDOW (toplevel))
3170 gtk_window_set_focus (GTK_WINDOW (toplevel), NULL);
3174 gtk_xpaned_set_saved_focus (xpaned, NULL);
3175 gtk_xpaned_set_first_xpaned (xpaned, NULL);
3180 gtk_xpaned_accept_position (GtkXPaned * xpaned)
3182 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3184 xpaned->original_position.x = -1;
3185 xpaned->original_position.y = -1;
3186 gtk_xpaned_restore_focus (xpaned);
3195 gtk_xpaned_cancel_position (GtkXPaned * xpaned)
3197 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3199 if (xpaned->original_position.x != -1)
3201 gtk_xpaned_set_position_x (xpaned, xpaned->original_position.x);
3202 xpaned->original_position.x = -1;
3205 if (xpaned->original_position.y != -1)
3207 gtk_xpaned_set_position_y (xpaned, xpaned->original_position.y);
3208 xpaned->original_position.y = -1;
3211 gtk_xpaned_restore_focus (xpaned);
3219 gtk_xpaned_cycle_handle_focus (GtkXPaned * xpaned, gboolean reversed)
3224 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3226 GtkXPaned *focus = NULL;
3228 if (!xpaned->priv->first_xpaned)
3230 /* The first_pane has disappeared. As an ad-hoc solution,
3231 * we make the currently focused paned the first_paned. To the
3232 * user this will seem like the paned cycling has been reset.
3234 gtk_xpaned_set_first_xpaned (xpaned, xpaned);
3237 gtk_xpaned_find_neighbours (xpaned, &next, &prev);
3239 if (reversed && prev &&
3240 prev != xpaned && xpaned != xpaned->priv->first_xpaned)
3244 else if (!reversed &&
3245 next && next != xpaned && next != xpaned->priv->first_xpaned)
3251 gtk_xpaned_accept_position (xpaned);
3257 gtk_xpaned_set_saved_focus (focus, xpaned->priv->saved_focus);
3258 gtk_xpaned_set_first_xpaned (focus, xpaned->priv->first_xpaned);
3260 gtk_xpaned_set_saved_focus (xpaned, NULL);
3261 gtk_xpaned_set_first_xpaned (xpaned, NULL);
3263 gtk_widget_grab_focus (GTK_WIDGET (focus));
3265 if (!gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3267 xpaned->original_position.x = -1;
3268 xpaned->original_position.y = -1;
3269 focus->original_position.x = gtk_xpaned_get_position_x (focus);
3270 focus->original_position.y = gtk_xpaned_get_position_y (focus);
3275 GtkContainer *container = GTK_CONTAINER (xpaned);
3280 GtkWidget *toplevel;
3282 gtk_xpaned_find_neighbours (xpaned, &next, &prev);
3284 if (gtk_container_get_focus_child (container) == xpaned->top_left_child)
3297 else if (gtk_container_get_focus_child (container) == xpaned->top_right_child)
3312 /* Focus is not inside this xpaned, and we don't have focus.
3313 * Presumably this happened because the application wants us
3314 * to start keyboard navigating.
3324 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (xpaned));
3326 if (GTK_IS_WINDOW (toplevel))
3327 gtk_xpaned_set_saved_focus (focus,
3328 gtk_window_get_focus (GTK_WINDOW (toplevel)));
3329 gtk_xpaned_set_first_xpaned (focus, first);
3330 focus->original_position.x = gtk_xpaned_get_position_x (focus);
3331 focus->original_position.y = gtk_xpaned_get_position_y (focus);
3333 gtk_widget_grab_focus (GTK_WIDGET (focus));
3340 gtk_xpaned_toggle_handle_focus (GtkXPaned * xpaned)
3342 /* This function/signal has the wrong name. It is called when you
3343 * press Tab or Shift-Tab and what we do is act as if
3344 * the user pressed Return and then Tab or Shift-Tab
3346 if (gtk_widget_is_focus (GTK_WIDGET (xpaned)))
3347 gtk_xpaned_accept_position (xpaned);
3352 /*#define __GTK_XPANED_C__*/
3353 /*#include "gtkaliasdef.c"*/