1 /* GDK - The GIMP Drawing Kit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
22 * file for a list of people on the GTK+ Team. See the ChangeLog
23 * files for a list of changes. These files are distributed with
24 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
30 #include <X11/Xutil.h>
31 #include <X11/Xatom.h>
32 #include <netinet/in.h>
37 #include "gdkwindow.h"
39 #include "gdkinputprivate.h"
40 #include "gdkdisplay-x11.h"
41 #include "gdkprivate-x11.h"
42 #include "gdkregion.h"
43 #include "gdkinternals.h"
45 #include "gdkwindow-x11.h"
54 #include <X11/extensions/shape.h>
57 const int _gdk_event_mask_table[21] =
61 PointerMotionHintMask,
78 SubstructureNotifyMask,
79 ButtonPressMask /* SCROLL; on X mouse wheel events is treated as mouse button 4/5 */
81 const int _gdk_nenvent_masks = sizeof (_gdk_event_mask_table) / sizeof (int);
83 /* Forward declarations */
84 static void gdk_window_set_static_win_gravity (GdkWindow *window,
86 static gboolean gdk_window_have_shape_ext (GdkDisplay *display);
87 static gboolean gdk_window_icon_name_set (GdkWindow *window);
88 static void gdk_window_add_colormap_windows (GdkWindow *window);
89 static void set_wm_name (GdkDisplay *display,
93 static GdkColormap* gdk_window_impl_x11_get_colormap (GdkDrawable *drawable);
94 static void gdk_window_impl_x11_set_colormap (GdkDrawable *drawable,
96 static void gdk_window_impl_x11_get_size (GdkDrawable *drawable,
99 static GdkRegion* gdk_window_impl_x11_get_visible_region (GdkDrawable *drawable);
100 static void gdk_window_impl_x11_init (GdkWindowImplX11 *window);
101 static void gdk_window_impl_x11_class_init (GdkWindowImplX11Class *klass);
102 static void gdk_window_impl_x11_finalize (GObject *object);
104 static gpointer parent_class = NULL;
106 #define WINDOW_IS_TOPLEVEL(window) \
107 (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD && \
108 GDK_WINDOW_TYPE (window) != GDK_WINDOW_FOREIGN)
110 /* Return whether time1 is considered later than time2 as far as xserver
111 * time is concerned. Accounts for wraparound.
113 #define XSERVER_TIME_IS_LATER(time1, time2) \
114 ( (( time1 > time2 ) && ( time1 - time2 < ((guint32)-1)/2 )) || \
115 (( time1 < time2 ) && ( time2 - time1 > ((guint32)-1)/2 )) \
119 gdk_window_impl_x11_get_type (void)
121 static GType object_type = 0;
125 static const GTypeInfo object_info =
127 sizeof (GdkWindowImplX11Class),
128 (GBaseInitFunc) NULL,
129 (GBaseFinalizeFunc) NULL,
130 (GClassInitFunc) gdk_window_impl_x11_class_init,
131 NULL, /* class_finalize */
132 NULL, /* class_data */
133 sizeof (GdkWindowImplX11),
135 (GInstanceInitFunc) gdk_window_impl_x11_init,
138 object_type = g_type_register_static (GDK_TYPE_DRAWABLE_IMPL_X11,
147 _gdk_window_impl_get_type (void)
149 return gdk_window_impl_x11_get_type ();
153 gdk_window_impl_x11_init (GdkWindowImplX11 *impl)
157 impl->toplevel_window_type = -1;
161 _gdk_x11_window_get_toplevel (GdkWindow *window)
163 GdkWindowObject *private;
164 GdkWindowImplX11 *impl;
166 g_return_val_if_fail (GDK_IS_WINDOW (window), NULL);
168 if (GDK_WINDOW_TYPE (window) == GDK_WINDOW_CHILD)
171 private = (GdkWindowObject *)window;
172 impl = GDK_WINDOW_IMPL_X11 (private->impl);
175 impl->toplevel = g_new0 (GdkToplevelX11, 1);
177 return impl->toplevel;
181 gdk_window_impl_x11_class_init (GdkWindowImplX11Class *klass)
183 GObjectClass *object_class = G_OBJECT_CLASS (klass);
184 GdkDrawableClass *drawable_class = GDK_DRAWABLE_CLASS (klass);
186 parent_class = g_type_class_peek_parent (klass);
188 object_class->finalize = gdk_window_impl_x11_finalize;
190 drawable_class->set_colormap = gdk_window_impl_x11_set_colormap;
191 drawable_class->get_colormap = gdk_window_impl_x11_get_colormap;
192 drawable_class->get_size = gdk_window_impl_x11_get_size;
194 /* Visible and clip regions are the same */
195 drawable_class->get_clip_region = gdk_window_impl_x11_get_visible_region;
196 drawable_class->get_visible_region = gdk_window_impl_x11_get_visible_region;
200 gdk_window_impl_x11_finalize (GObject *object)
202 GdkWindowObject *wrapper;
203 GdkDrawableImplX11 *draw_impl;
204 GdkWindowImplX11 *window_impl;
206 g_return_if_fail (GDK_IS_WINDOW_IMPL_X11 (object));
208 draw_impl = GDK_DRAWABLE_IMPL_X11 (object);
209 window_impl = GDK_WINDOW_IMPL_X11 (object);
211 wrapper = (GdkWindowObject*) draw_impl->wrapper;
213 _gdk_xgrab_check_destroy (GDK_WINDOW (wrapper));
215 if (!GDK_WINDOW_DESTROYED (wrapper))
217 GdkDisplay *display = GDK_WINDOW_DISPLAY (wrapper);
219 _gdk_xid_table_remove (display, draw_impl->xid);
220 if (window_impl->toplevel && window_impl->toplevel->focus_window)
221 _gdk_xid_table_remove (display, window_impl->toplevel->focus_window);
224 if (window_impl->toplevel)
225 g_free (window_impl->toplevel);
227 G_OBJECT_CLASS (parent_class)->finalize (object);
231 tmp_unset_bg (GdkWindow *window)
233 GdkWindowImplX11 *impl;
234 GdkWindowObject *obj;
236 obj = (GdkWindowObject *) window;
237 impl = GDK_WINDOW_IMPL_X11 (obj->impl);
239 /* For windows without EXPOSURE_MASK, we can't do this
240 * unsetting because such windows depend on the drawing
241 * that the X server is going to do
243 if (!(obj->event_mask & GDK_EXPOSURE_MASK))
246 impl->position_info.no_bg = TRUE;
248 if (obj->bg_pixmap != GDK_NO_BG)
249 XSetWindowBackgroundPixmap (GDK_DRAWABLE_XDISPLAY (window),
250 GDK_DRAWABLE_XID (window), None);
254 tmp_reset_bg (GdkWindow *window)
256 GdkWindowImplX11 *impl;
257 GdkWindowObject *obj;
259 obj = (GdkWindowObject *) window;
260 impl = GDK_WINDOW_IMPL_X11 (obj->impl);
262 if (!(obj->event_mask & GDK_EXPOSURE_MASK))
265 impl->position_info.no_bg = FALSE;
267 if (obj->bg_pixmap == GDK_NO_BG)
274 if (obj->bg_pixmap == GDK_PARENT_RELATIVE_BG)
275 xpixmap = ParentRelative;
277 xpixmap = GDK_DRAWABLE_XID (obj->bg_pixmap);
279 XSetWindowBackgroundPixmap (GDK_DRAWABLE_XDISPLAY (window),
280 GDK_DRAWABLE_XID (window), xpixmap);
284 XSetWindowBackground (GDK_DRAWABLE_XDISPLAY (window),
285 GDK_DRAWABLE_XID (window),
286 obj->bg_color.pixel);
291 _gdk_x11_window_tmp_unset_bg (GdkWindow *window,
294 GdkWindowObject *private;
296 g_return_if_fail (GDK_IS_WINDOW (window));
298 private = (GdkWindowObject *)window;
300 if (private->input_only || private->destroyed ||
301 (private->window_type != GDK_WINDOW_ROOT &&
302 !GDK_WINDOW_IS_MAPPED (window)))
307 if (private->window_type != GDK_WINDOW_ROOT &&
308 private->window_type != GDK_WINDOW_FOREIGN)
310 tmp_unset_bg (window);
317 for (l = private->children; l != NULL; l = l->next)
318 _gdk_x11_window_tmp_unset_bg (l->data, TRUE);
323 _gdk_x11_window_tmp_reset_bg (GdkWindow *window,
326 GdkWindowObject *private;
328 g_return_if_fail (GDK_IS_WINDOW (window));
330 private = (GdkWindowObject *)window;
332 if (private->input_only || private->destroyed ||
333 (private->window_type != GDK_WINDOW_ROOT &&
334 !GDK_WINDOW_IS_MAPPED (window)))
339 if (private->window_type != GDK_WINDOW_ROOT &&
340 private->window_type != GDK_WINDOW_FOREIGN)
342 tmp_reset_bg (window);
349 for (l = private->children; l != NULL; l = l->next)
350 _gdk_x11_window_tmp_reset_bg (l->data, TRUE);
355 gdk_window_impl_x11_get_colormap (GdkDrawable *drawable)
357 GdkDrawableImplX11 *drawable_impl;
358 GdkWindowImplX11 *window_impl;
360 g_return_val_if_fail (GDK_IS_WINDOW_IMPL_X11 (drawable), NULL);
362 drawable_impl = GDK_DRAWABLE_IMPL_X11 (drawable);
363 window_impl = GDK_WINDOW_IMPL_X11 (drawable);
365 if (!((GdkWindowObject *) drawable_impl->wrapper)->input_only &&
366 drawable_impl->colormap == NULL)
368 XWindowAttributes window_attributes;
371 XGetWindowAttributes (GDK_SCREEN_XDISPLAY (drawable_impl->screen),
375 visual = gdk_x11_screen_lookup_visual (drawable_impl->screen,
376 window_attributes.visual->visualid);
377 drawable_impl->colormap = gdk_x11_colormap_foreign_new (visual,
378 window_attributes.colormap);
381 return drawable_impl->colormap;
385 gdk_window_impl_x11_set_colormap (GdkDrawable *drawable,
388 GdkWindowImplX11 *impl;
389 GdkDrawableImplX11 *draw_impl;
391 g_return_if_fail (GDK_IS_WINDOW_IMPL_X11 (drawable));
393 impl = GDK_WINDOW_IMPL_X11 (drawable);
394 draw_impl = GDK_DRAWABLE_IMPL_X11 (drawable);
396 if (cmap && GDK_WINDOW_DESTROYED (draw_impl->wrapper))
400 GDK_DRAWABLE_CLASS (parent_class)->set_colormap (drawable, cmap);
404 XSetWindowColormap (GDK_SCREEN_XDISPLAY (draw_impl->screen),
406 GDK_COLORMAP_XCOLORMAP (cmap));
408 if (((GdkWindowObject*)draw_impl->wrapper)->window_type !=
410 gdk_window_add_colormap_windows (GDK_WINDOW (draw_impl->wrapper));
416 gdk_window_impl_x11_get_size (GdkDrawable *drawable,
420 g_return_if_fail (GDK_IS_WINDOW_IMPL_X11 (drawable));
423 *width = GDK_WINDOW_IMPL_X11 (drawable)->width;
425 *height = GDK_WINDOW_IMPL_X11 (drawable)->height;
429 gdk_window_impl_x11_get_visible_region (GdkDrawable *drawable)
431 GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (drawable);
432 GdkRectangle result_rect;
436 result_rect.width = impl->width;
437 result_rect.height = impl->height;
439 gdk_rectangle_intersect (&result_rect, &impl->position_info.clip_rect, &result_rect);
441 return gdk_region_rectangle (&result_rect);
445 _gdk_windowing_window_init (GdkScreen * screen)
447 GdkWindowObject *private;
448 GdkWindowImplX11 *impl;
449 GdkDrawableImplX11 *draw_impl;
450 GdkScreenX11 *screen_x11;
452 screen_x11 = GDK_SCREEN_X11 (screen);
454 g_assert (screen_x11->root_window == NULL);
456 gdk_screen_set_default_colormap (screen,
457 gdk_screen_get_system_colormap (screen));
459 screen_x11->root_window = g_object_new (GDK_TYPE_WINDOW, NULL);
460 private = (GdkWindowObject *)screen_x11->root_window;
461 impl = GDK_WINDOW_IMPL_X11 (private->impl);
462 draw_impl = GDK_DRAWABLE_IMPL_X11 (private->impl);
464 draw_impl->screen = screen;
465 draw_impl->xid = screen_x11->xroot_window;
466 draw_impl->wrapper = GDK_DRAWABLE (private);
467 draw_impl->colormap = gdk_screen_get_system_colormap (screen);
468 g_object_ref (draw_impl->colormap);
470 private->window_type = GDK_WINDOW_ROOT;
471 private->depth = DefaultDepthOfScreen (screen_x11->xscreen);
473 impl->width = WidthOfScreen (screen_x11->xscreen);
474 impl->height = HeightOfScreen (screen_x11->xscreen);
476 _gdk_window_init_position (GDK_WINDOW (private));
478 _gdk_xid_table_insert (screen_x11->display,
479 &screen_x11->xroot_window,
480 screen_x11->root_window);
484 set_wm_protocols (GdkWindow *window)
486 GdkDisplay *display = gdk_drawable_get_display (window);
490 protocols[n++] = gdk_x11_get_xatom_by_name_for_display (display, "WM_DELETE_WINDOW");
491 protocols[n++] = gdk_x11_get_xatom_by_name_for_display (display, "WM_TAKE_FOCUS");
492 protocols[n++] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_PING");
495 if (GDK_DISPLAY_X11 (display)->use_sync)
496 protocols[n++] = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_SYNC_REQUEST");
499 XSetWMProtocols (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window), protocols, n);
503 get_default_title (void)
507 title = g_get_application_name ();
509 title = g_get_prgname ();
515 check_leader_window_title (GdkDisplay *display)
517 GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
519 if (display_x11->leader_window && !display_x11->leader_window_title_set)
521 set_wm_name (display,
522 display_x11->leader_window,
523 get_default_title ());
525 display_x11->leader_window_title_set = TRUE;
530 create_focus_window (Display *xdisplay,
533 Window focus_window = XCreateSimpleWindow (xdisplay, parent,
537 /* FIXME: probably better to actually track the requested event mask for the toplevel
539 XSelectInput (xdisplay, focus_window,
540 KeyPressMask | KeyReleaseMask | FocusChangeMask);
542 XMapWindow (xdisplay, focus_window);
548 ensure_sync_counter (GdkWindow *window)
551 if (!GDK_WINDOW_DESTROYED (window))
553 GdkDisplay *display = GDK_WINDOW_DISPLAY (window);
554 GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window);
555 GdkWindowObject *private = (GdkWindowObject *)window;
556 GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (private->impl);
558 if (toplevel && impl->use_synchronized_configure &&
559 toplevel->update_counter == None &&
560 GDK_DISPLAY_X11 (display)->use_sync)
562 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
566 XSyncIntToValue (&value, 0);
568 toplevel->update_counter = XSyncCreateCounter (xdisplay, value);
570 atom = gdk_x11_get_xatom_by_name_for_display (display,
571 "_NET_WM_SYNC_REQUEST_COUNTER");
573 XChangeProperty (xdisplay, GDK_WINDOW_XID (window),
576 (guchar *)&toplevel->update_counter, 1);
578 XSyncIntToValue (&toplevel->current_counter_value, 0);
585 setup_toplevel_window (GdkWindow *window,
588 GdkWindowObject *obj = (GdkWindowObject *)window;
589 GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window);
590 GdkWindowImplX11 *impl = (GdkWindowImplX11 *)obj->impl;
591 Display *xdisplay = GDK_WINDOW_XDISPLAY (window);
592 XID xid = GDK_WINDOW_XID (window);
593 XID xparent = GDK_WINDOW_XID (parent);
594 GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (GDK_WINDOW_SCREEN (parent));
595 XSizeHints size_hints;
598 if (GDK_WINDOW_TYPE (window) == GDK_WINDOW_DIALOG)
599 XSetTransientForHint (xdisplay, xid, xparent);
601 set_wm_protocols (window);
603 if (!obj->input_only)
605 /* The focus window is off the visible area, and serves to receive key
606 * press events so they don't get sent to child windows.
608 toplevel->focus_window = create_focus_window (xdisplay, xid);
609 _gdk_xid_table_insert (screen_x11->display, &toplevel->focus_window, window);
612 check_leader_window_title (screen_x11->display);
614 /* FIXME: Is there any point in doing this? Do any WM's pay
615 * attention to PSize, and even if they do, is this the
618 size_hints.flags = PSize;
619 size_hints.width = impl->width;
620 size_hints.height = impl->height;
622 XSetWMNormalHints (xdisplay, xid, &size_hints);
624 /* This will set WM_CLIENT_MACHINE and WM_LOCALE_NAME */
625 XSetWMProperties (xdisplay, xid, NULL, NULL, NULL, 0, NULL, NULL, NULL);
628 XChangeProperty (xdisplay, xid,
629 gdk_x11_get_xatom_by_name_for_display (screen_x11->display, "_NET_WM_PID"),
634 XChangeProperty (xdisplay, xid,
635 gdk_x11_get_xatom_by_name_for_display (screen_x11->display, "WM_CLIENT_LEADER"),
636 XA_WINDOW, 32, PropModeReplace,
637 (guchar *) &GDK_DISPLAY_X11 (screen_x11->display)->leader_window, 1);
639 if (!obj->focus_on_map)
640 gdk_x11_window_set_user_time (window, 0);
641 else if (GDK_DISPLAY_X11 (screen_x11->display)->user_time != 0)
642 gdk_x11_window_set_user_time (window, GDK_DISPLAY_X11 (screen_x11->display)->user_time);
644 ensure_sync_counter (window);
649 * @parent: a #GdkWindow, or %NULL to create the window as a child of
650 * the default root window for the default display.
651 * @attributes: attributes of the new window
652 * @attributes_mask: mask indicating which fields in @attributes are valid
654 * Creates a new #GdkWindow using the attributes from
655 * @attributes. See #GdkWindowAttr and #GdkWindowAttributesType for
656 * more details. Note: to use this on displays other than the default
657 * display, @parent must be specified.
659 * Return value: the new #GdkWindow
662 gdk_window_new (GdkWindow *parent,
663 GdkWindowAttr *attributes,
664 gint attributes_mask)
667 GdkWindowObject *private;
668 GdkWindowImplX11 *impl;
669 GdkDrawableImplX11 *draw_impl;
670 GdkScreenX11 *screen_x11;
679 XSetWindowAttributes xattributes;
680 long xattributes_mask;
681 XClassHint *class_hint;
688 g_return_val_if_fail (attributes != NULL, NULL);
693 g_warning ("gdk_window_new(): no parent specified reverting to parent = default root window"));
695 screen = gdk_screen_get_default ();
696 parent = gdk_screen_get_root_window (screen);
699 screen = gdk_drawable_get_screen (parent);
701 screen_x11 = GDK_SCREEN_X11 (screen);
703 g_return_val_if_fail (GDK_IS_WINDOW (parent), NULL);
705 if (GDK_WINDOW_DESTROYED (parent))
708 xparent = GDK_WINDOW_XID (parent);
710 window = g_object_new (GDK_TYPE_WINDOW, NULL);
711 private = (GdkWindowObject *)window;
712 impl = GDK_WINDOW_IMPL_X11 (private->impl);
713 draw_impl = GDK_DRAWABLE_IMPL_X11 (private->impl);
714 draw_impl->wrapper = GDK_DRAWABLE (window);
716 draw_impl->screen = screen;
717 xdisplay = screen_x11->xdisplay;
719 /* Windows with a foreign parent are treated as if they are children
720 * of the root window, except for actual creation.
722 if (GDK_WINDOW_TYPE (parent) == GDK_WINDOW_FOREIGN)
723 parent = gdk_screen_get_root_window (screen);
725 private->parent = (GdkWindowObject *)parent;
727 private->accept_focus = TRUE;
728 private->focus_on_map = TRUE;
730 xattributes_mask = 0;
732 if (attributes_mask & GDK_WA_X)
737 if (attributes_mask & GDK_WA_Y)
744 impl->width = (attributes->width > 1) ? (attributes->width) : (1);
745 impl->height = (attributes->height > 1) ? (attributes->height) : (1);
747 if (attributes->wclass == GDK_INPUT_ONLY)
749 /* Backwards compatiblity - we've always ignored
750 * attributes->window_type for input-only windows
753 if (GDK_WINDOW_TYPE (parent) == GDK_WINDOW_ROOT)
754 private->window_type = GDK_WINDOW_TEMP;
756 private->window_type = GDK_WINDOW_CHILD;
759 private->window_type = attributes->window_type;
761 _gdk_window_init_position (GDK_WINDOW (private));
762 if (impl->position_info.big)
763 private->guffaw_gravity = TRUE;
765 if (attributes_mask & GDK_WA_VISUAL)
766 visual = attributes->visual;
768 visual = gdk_screen_get_system_visual (screen);
769 xvisual = ((GdkVisualPrivate*) visual)->xvisual;
771 xattributes.event_mask = StructureNotifyMask | PropertyChangeMask;
772 for (i = 0; i < _gdk_nenvent_masks; i++)
774 if (attributes->event_mask & (1 << (i + 1)))
775 xattributes.event_mask |= _gdk_event_mask_table[i];
777 private->event_mask = attributes->event_mask;
779 if (xattributes.event_mask)
780 xattributes_mask |= CWEventMask;
782 if (attributes_mask & GDK_WA_NOREDIR)
784 xattributes.override_redirect =
785 (attributes->override_redirect == FALSE)?False:True;
786 xattributes_mask |= CWOverrideRedirect;
789 xattributes.override_redirect = False;
791 impl->override_redirect = xattributes.override_redirect;
793 if (private->parent && private->parent->guffaw_gravity)
795 xattributes.win_gravity = StaticGravity;
796 xattributes_mask |= CWWinGravity;
800 switch (private->window_type)
802 case GDK_WINDOW_TOPLEVEL:
803 case GDK_WINDOW_DIALOG:
804 case GDK_WINDOW_TEMP:
805 if (GDK_WINDOW_TYPE (parent) != GDK_WINDOW_ROOT)
807 g_warning (G_STRLOC "Toplevel windows must be created as children of\n"
808 "of a window of type GDK_WINDOW_ROOT or GDK_WINDOW_FOREIGN");
809 xparent = GDK_SCREEN_XROOTWIN (screen);
811 case GDK_WINDOW_CHILD:
814 g_warning (G_STRLOC "cannot make windows of type %d", private->window_type);
818 if (attributes->wclass == GDK_INPUT_OUTPUT)
821 depth = visual->depth;
823 private->input_only = FALSE;
824 private->depth = depth;
826 if (attributes_mask & GDK_WA_COLORMAP)
828 draw_impl->colormap = attributes->colormap;
829 g_object_ref (attributes->colormap);
833 if ((((GdkVisualPrivate *)gdk_screen_get_system_visual (screen))->xvisual) == xvisual)
835 draw_impl->colormap = gdk_screen_get_system_colormap (screen);
836 g_object_ref (draw_impl->colormap);
840 draw_impl->colormap = gdk_colormap_new (visual, FALSE);
844 private->bg_color.pixel = BlackPixel (xdisplay, screen_x11->screen_num);
845 xattributes.background_pixel = private->bg_color.pixel;
847 private->bg_pixmap = NULL;
849 xattributes.border_pixel = BlackPixel (xdisplay, screen_x11->screen_num);
850 xattributes_mask |= CWBorderPixel | CWBackPixel;
852 if (private->guffaw_gravity)
853 xattributes.bit_gravity = StaticGravity;
855 xattributes.bit_gravity = NorthWestGravity;
857 xattributes_mask |= CWBitGravity;
859 xattributes.colormap = GDK_COLORMAP_XCOLORMAP (draw_impl->colormap);
860 xattributes_mask |= CWColormap;
862 if (private->window_type == GDK_WINDOW_TEMP)
864 xattributes.save_under = True;
865 xattributes.override_redirect = True;
866 xattributes.cursor = None;
867 xattributes_mask |= CWSaveUnder | CWOverrideRedirect;
869 impl->override_redirect = TRUE;
877 private->input_only = TRUE;
878 draw_impl->colormap = gdk_screen_get_system_colormap (screen);
879 g_object_ref (draw_impl->colormap);
882 xid = draw_impl->xid = XCreateWindow (xdisplay, xparent,
883 impl->position_info.x, impl->position_info.y,
884 impl->position_info.width, impl->position_info.height,
885 0, depth, class, xvisual,
886 xattributes_mask, &xattributes);
888 g_object_ref (window);
889 _gdk_xid_table_insert (screen_x11->display, &draw_impl->xid, window);
891 gdk_window_set_cursor (window, ((attributes_mask & GDK_WA_CURSOR) ?
892 (attributes->cursor) :
896 private->parent->children = g_list_prepend (private->parent->children, window);
898 switch (GDK_WINDOW_TYPE (private))
900 case GDK_WINDOW_DIALOG:
901 case GDK_WINDOW_TOPLEVEL:
902 case GDK_WINDOW_TEMP:
903 if (attributes_mask & GDK_WA_TITLE)
904 title = attributes->title;
906 title = get_default_title ();
908 gdk_window_set_title (window, title);
910 if (attributes_mask & GDK_WA_WMCLASS)
912 class_hint = XAllocClassHint ();
913 class_hint->res_name = attributes->wmclass_name;
914 class_hint->res_class = attributes->wmclass_class;
915 XSetClassHint (xdisplay, xid, class_hint);
919 setup_toplevel_window (window, parent);
922 case GDK_WINDOW_CHILD:
923 if ((attributes->wclass == GDK_INPUT_OUTPUT) &&
924 (draw_impl->colormap != gdk_screen_get_system_colormap (screen)) &&
925 (draw_impl->colormap != gdk_drawable_get_colormap (gdk_window_get_toplevel (window))))
927 GDK_NOTE (MISC, g_message ("adding colormap window\n"));
928 gdk_window_add_colormap_windows (window);
940 x_event_mask_to_gdk_event_mask (long mask)
942 GdkEventMask event_mask = 0;
945 for (i = 0; i < _gdk_nenvent_masks; i++)
947 if (mask & _gdk_event_mask_table[i])
948 event_mask |= 1 << (i + 1);
955 * gdk_window_foreign_new_for_display:
956 * @display: the #GdkDisplay where the window handle comes from.
957 * @anid: a native window handle.
959 * Wraps a native window in a #GdkWindow.
960 * This may fail if the window has been destroyed. If the window
961 * was already known to GDK, a new reference to the existing
962 * #GdkWindow is returned.
964 * For example in the X backend, a native window handle is an Xlib
967 * Return value: a #GdkWindow wrapper for the native window or
968 * %NULL if the window has been destroyed. The wrapper will be
969 * newly created, if one doesn't exist already.
974 gdk_window_foreign_new_for_display (GdkDisplay *display,
975 GdkNativeWindow anid)
978 GdkWindowObject *private;
979 GdkWindowImplX11 *impl;
980 GdkDrawableImplX11 *draw_impl;
981 GdkDisplayX11 *display_x11;
982 XWindowAttributes attrs;
984 Window *children = NULL;
988 g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
990 display_x11 = GDK_DISPLAY_X11 (display);
992 if ((window = gdk_xid_table_lookup_for_display (display, anid)) != NULL)
993 return g_object_ref (window);
995 gdk_error_trap_push ();
996 result = XGetWindowAttributes (display_x11->xdisplay, anid, &attrs);
997 if (gdk_error_trap_pop () || !result)
1000 /* FIXME: This is pretty expensive. Maybe the caller should supply
1002 gdk_error_trap_push ();
1003 result = XQueryTree (display_x11->xdisplay, anid, &root, &parent, &children, &nchildren);
1004 if (gdk_error_trap_pop () || !result)
1010 window = g_object_new (GDK_TYPE_WINDOW, NULL);
1011 private = (GdkWindowObject *)window;
1012 impl = GDK_WINDOW_IMPL_X11 (private->impl);
1013 draw_impl = GDK_DRAWABLE_IMPL_X11 (private->impl);
1014 draw_impl->wrapper = GDK_DRAWABLE (window);
1015 draw_impl->screen = _gdk_x11_display_screen_for_xrootwin (display, root);
1017 private->parent = gdk_xid_table_lookup_for_display (display, parent);
1019 if (!private->parent || GDK_WINDOW_TYPE (private->parent) == GDK_WINDOW_FOREIGN)
1020 private->parent = (GdkWindowObject *) gdk_screen_get_root_window (draw_impl->screen);
1022 private->parent->children = g_list_prepend (private->parent->children, window);
1024 draw_impl->xid = anid;
1026 private->x = attrs.x;
1027 private->y = attrs.y;
1028 impl->width = attrs.width;
1029 impl->height = attrs.height;
1030 private->window_type = GDK_WINDOW_FOREIGN;
1031 private->destroyed = FALSE;
1033 private->event_mask = x_event_mask_to_gdk_event_mask (attrs.your_event_mask);
1035 if (attrs.map_state == IsUnmapped)
1036 private->state = GDK_WINDOW_STATE_WITHDRAWN;
1040 private->depth = attrs.depth;
1042 _gdk_window_init_position (GDK_WINDOW (private));
1044 g_object_ref (window);
1045 _gdk_xid_table_insert (display, &GDK_WINDOW_XID (window), window);
1050 * gdk_window_lookup_for_display:
1051 * @display: the #GdkDisplay corresponding to the window handle
1052 * @anid: a native window handle.
1054 * Looks up the #GdkWindow that wraps the given native window handle.
1056 * For example in the X backend, a native window handle is an Xlib
1059 * Return value: the #GdkWindow wrapper for the native window,
1060 * or %NULL if there is none.
1065 gdk_window_lookup_for_display (GdkDisplay *display, GdkNativeWindow anid)
1067 return (GdkWindow*) gdk_xid_table_lookup_for_display (display, anid);
1071 * gdk_window_lookup:
1072 * @anid: a native window handle.
1074 * Looks up the #GdkWindow that wraps the given native window handle.
1076 * For example in the X backend, a native window handle is an Xlib
1079 * Return value: the #GdkWindow wrapper for the native window,
1080 * or %NULL if there is none.
1083 gdk_window_lookup (GdkNativeWindow anid)
1085 return (GdkWindow*) gdk_xid_table_lookup (anid);
1089 gdk_toplevel_x11_free_contents (GdkDisplay *display,
1090 GdkToplevelX11 *toplevel)
1092 if (toplevel->icon_window)
1094 g_object_unref (toplevel->icon_window);
1095 toplevel->icon_window = NULL;
1097 if (toplevel->icon_pixmap)
1099 g_object_unref (toplevel->icon_pixmap);
1100 toplevel->icon_pixmap = NULL;
1102 if (toplevel->icon_mask)
1104 g_object_unref (toplevel->icon_mask);
1105 toplevel->icon_mask = NULL;
1107 if (toplevel->group_leader)
1109 g_object_unref (toplevel->group_leader);
1110 toplevel->group_leader = NULL;
1113 if (toplevel->update_counter != None)
1115 XSyncDestroyCounter (GDK_DISPLAY_XDISPLAY (display),
1116 toplevel->update_counter);
1117 toplevel->update_counter = None;
1119 XSyncIntToValue (&toplevel->current_counter_value, 0);
1125 _gdk_windowing_window_destroy (GdkWindow *window,
1127 gboolean foreign_destroy)
1129 GdkWindowObject *private = (GdkWindowObject *)window;
1130 GdkToplevelX11 *toplevel;
1131 GdkDrawableImplX11 *draw_impl;
1133 g_return_if_fail (GDK_IS_WINDOW (window));
1135 _gdk_selection_window_destroyed (window);
1137 if (private->extension_events != 0)
1138 _gdk_input_window_destroy (window);
1140 toplevel = _gdk_x11_window_get_toplevel (window);
1142 gdk_toplevel_x11_free_contents (GDK_WINDOW_DISPLAY (window), toplevel);
1144 draw_impl = GDK_DRAWABLE_IMPL_X11 (private->impl);
1146 if (draw_impl->xft_draw)
1148 XftDrawDestroy (draw_impl->xft_draw);
1149 draw_impl->xft_draw = NULL;
1152 if (draw_impl->cairo_surface)
1154 cairo_surface_destroy (draw_impl->cairo_surface);
1155 draw_impl->cairo_surface = NULL;
1158 if (!recursing && !foreign_destroy)
1160 XDestroyWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window));
1165 _gdk_windowing_window_destroy_foreign (GdkWindow *window)
1167 /* It's somebody else's window, but in our heirarchy,
1168 * so reparent it to the root window, and then send
1169 * it a delete event, as if we were a WM
1171 XClientMessageEvent xevent;
1173 gdk_error_trap_push ();
1174 gdk_window_hide (window);
1175 gdk_window_reparent (window, NULL, 0, 0);
1177 xevent.type = ClientMessage;
1178 xevent.window = GDK_WINDOW_XID (window);
1179 xevent.message_type = gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window),
1182 xevent.data.l[0] = gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window),
1183 "WM_DELETE_WINDOW");
1184 xevent.data.l[1] = CurrentTime;
1185 xevent.data.l[2] = 0;
1186 xevent.data.l[3] = 0;
1187 xevent.data.l[4] = 0;
1189 XSendEvent (GDK_WINDOW_XDISPLAY (window),
1190 GDK_WINDOW_XID (window),
1191 False, 0, (XEvent *)&xevent);
1192 gdk_display_sync (GDK_WINDOW_DISPLAY (window));
1193 gdk_error_trap_pop ();
1197 get_root (GdkWindow *window)
1199 GdkScreen *screen = gdk_drawable_get_screen (window);
1201 return gdk_screen_get_root_window (screen);
1204 /* This function is called when the XWindow is really gone.
1207 gdk_window_destroy_notify (GdkWindow *window)
1209 GdkWindowImplX11 *window_impl;
1211 g_return_if_fail (window != NULL);
1213 window_impl = GDK_WINDOW_IMPL_X11 (((GdkWindowObject *)window)->impl);
1215 if (!GDK_WINDOW_DESTROYED (window))
1217 if (GDK_WINDOW_TYPE(window) != GDK_WINDOW_FOREIGN)
1218 g_warning ("GdkWindow %#lx unexpectedly destroyed", GDK_WINDOW_XID (window));
1220 _gdk_window_destroy (window, TRUE);
1223 _gdk_xid_table_remove (GDK_WINDOW_DISPLAY (window), GDK_WINDOW_XID (window));
1224 if (window_impl->toplevel && window_impl->toplevel->focus_window)
1225 _gdk_xid_table_remove (GDK_WINDOW_DISPLAY (window), window_impl->toplevel->focus_window);
1227 _gdk_xgrab_check_destroy (window);
1229 g_object_unref (window);
1233 update_wm_hints (GdkWindow *window,
1236 GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window);
1237 GdkWindowObject *private = (GdkWindowObject *)window;
1238 GdkDisplay *display = GDK_WINDOW_DISPLAY (window);
1242 !toplevel->is_leader &&
1243 private->state & GDK_WINDOW_STATE_WITHDRAWN)
1246 wm_hints.flags = StateHint | InputHint;
1247 wm_hints.input = private->accept_focus ? True : False;
1248 wm_hints.initial_state = NormalState;
1250 if (private->state & GDK_WINDOW_STATE_ICONIFIED)
1252 wm_hints.flags |= StateHint;
1253 wm_hints.initial_state = IconicState;
1256 if (toplevel->icon_window && !GDK_WINDOW_DESTROYED (toplevel->icon_window))
1258 wm_hints.flags |= IconWindowHint;
1259 wm_hints.icon_window = GDK_WINDOW_XID (toplevel->icon_window);
1262 if (toplevel->icon_pixmap)
1264 wm_hints.flags |= IconPixmapHint;
1265 wm_hints.icon_pixmap = GDK_PIXMAP_XID (toplevel->icon_pixmap);
1268 if (toplevel->icon_mask)
1270 wm_hints.flags |= IconMaskHint;
1271 wm_hints.icon_mask = GDK_PIXMAP_XID (toplevel->icon_mask);
1274 wm_hints.flags |= WindowGroupHint;
1275 if (toplevel->group_leader && !GDK_WINDOW_DESTROYED (toplevel->group_leader))
1277 wm_hints.flags |= WindowGroupHint;
1278 wm_hints.window_group = GDK_WINDOW_XID (toplevel->group_leader);
1281 wm_hints.window_group = GDK_DISPLAY_X11 (display)->leader_window;
1283 XSetWMHints (GDK_WINDOW_XDISPLAY (window),
1284 GDK_WINDOW_XID (window),
1289 set_initial_hints (GdkWindow *window)
1291 GdkDisplay *display = GDK_WINDOW_DISPLAY (window);
1292 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
1293 Window xwindow = GDK_WINDOW_XID (window);
1294 GdkWindowObject *private;
1295 GdkToplevelX11 *toplevel;
1299 private = (GdkWindowObject*) window;
1300 toplevel = _gdk_x11_window_get_toplevel (window);
1305 update_wm_hints (window, TRUE);
1307 /* We set the spec hints regardless of whether the spec is supported,
1308 * since it can't hurt and it's kind of expensive to check whether
1314 if (private->state & GDK_WINDOW_STATE_MAXIMIZED)
1316 atoms[i] = gdk_x11_get_xatom_by_name_for_display (display,
1317 "_NET_WM_STATE_MAXIMIZED_VERT");
1319 atoms[i] = gdk_x11_get_xatom_by_name_for_display (display,
1320 "_NET_WM_STATE_MAXIMIZED_HORZ");
1324 if (private->state & GDK_WINDOW_STATE_ABOVE)
1326 atoms[i] = gdk_x11_get_xatom_by_name_for_display (display,
1327 "_NET_WM_STATE_ABOVE");
1331 if (private->state & GDK_WINDOW_STATE_BELOW)
1333 atoms[i] = gdk_x11_get_xatom_by_name_for_display (display,
1334 "_NET_WM_STATE_BELOW");
1338 if (private->state & GDK_WINDOW_STATE_STICKY)
1340 atoms[i] = gdk_x11_get_xatom_by_name_for_display (display,
1341 "_NET_WM_STATE_STICKY");
1345 if (private->state & GDK_WINDOW_STATE_FULLSCREEN)
1347 atoms[i] = gdk_x11_get_xatom_by_name_for_display (display,
1348 "_NET_WM_STATE_FULLSCREEN");
1352 if (private->modal_hint)
1354 atoms[i] = gdk_x11_get_xatom_by_name_for_display (display,
1355 "_NET_WM_STATE_MODAL");
1359 if (toplevel->skip_taskbar_hint)
1361 atoms[i] = gdk_x11_get_xatom_by_name_for_display (display,
1362 "_NET_WM_STATE_SKIP_TASKBAR");
1366 if (toplevel->skip_pager_hint)
1368 atoms[i] = gdk_x11_get_xatom_by_name_for_display (display,
1369 "_NET_WM_STATE_SKIP_PAGER");
1375 XChangeProperty (xdisplay,
1377 gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE"),
1378 XA_ATOM, 32, PropModeReplace,
1379 (guchar*) atoms, i);
1383 XDeleteProperty (xdisplay,
1385 gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE"));
1388 if (private->state & GDK_WINDOW_STATE_STICKY)
1390 atoms[0] = 0xFFFFFFFF;
1391 XChangeProperty (xdisplay,
1393 gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP"),
1394 XA_CARDINAL, 32, PropModeReplace,
1395 (guchar*) atoms, 1);
1399 XDeleteProperty (xdisplay,
1401 gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP"));
1404 toplevel->map_serial = NextRequest (xdisplay);
1408 show_window_internal (GdkWindow *window,
1411 GdkWindowObject *private;
1412 GdkDisplay *display;
1413 GdkDisplayX11 *display_x11;
1414 GdkToplevelX11 *toplevel;
1416 g_return_if_fail (GDK_IS_WINDOW (window));
1418 private = (GdkWindowObject*) window;
1419 if (!private->destroyed)
1421 GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (private->impl);
1422 Display *xdisplay = GDK_WINDOW_XDISPLAY (window);
1423 Window xwindow = GDK_WINDOW_XID (window);
1426 XRaiseWindow (xdisplay, xwindow);
1428 if (!GDK_WINDOW_IS_MAPPED (window))
1430 set_initial_hints (window);
1432 gdk_synthesize_window_state (window,
1433 GDK_WINDOW_STATE_WITHDRAWN,
1437 g_assert (GDK_WINDOW_IS_MAPPED (window));
1439 if (WINDOW_IS_TOPLEVEL (window))
1441 display = gdk_drawable_get_display (window);
1442 display_x11 = GDK_DISPLAY_X11 (display);
1443 toplevel = _gdk_x11_window_get_toplevel (window);
1445 if (toplevel->user_time != 0 &&
1446 display_x11->user_time != 0 &&
1447 XSERVER_TIME_IS_LATER (display_x11->user_time, toplevel->user_time))
1448 gdk_x11_window_set_user_time (window, display_x11->user_time);
1451 if (impl->position_info.mapped)
1453 gboolean unset_bg = !private->input_only &&
1454 (private->window_type == GDK_WINDOW_CHILD ||
1455 impl->override_redirect) &&
1456 gdk_window_is_viewable (window);
1459 _gdk_x11_window_tmp_unset_bg (window, TRUE);
1461 XMapWindow (xdisplay, xwindow);
1465 _gdk_x11_window_tmp_reset_bg (window, TRUE);
1466 gdk_window_invalidate_rect (window, NULL, TRUE);
1473 * gdk_window_show_unraised:
1474 * @window: a #GdkWindow
1476 * Shows a #GdkWindow onscreen, but does not modify its stacking
1477 * order. In contrast, gdk_window_show() will raise the window
1478 * to the top of the window stack.
1480 * On the X11 platform, in Xlib terms, this function calls
1481 * XMapWindow() (it also updates some internal GDK state, which means
1482 * that you can't really use XMapWindow() directly on a GDK window).
1486 gdk_window_show_unraised (GdkWindow *window)
1488 g_return_if_fail (GDK_IS_WINDOW (window));
1490 show_window_internal (window, FALSE);
1495 * @window: a #GdkWindow
1497 * Like gdk_window_show_unraised(), but also raises the window to the
1498 * top of the window stack (moves the window to the front of the
1501 * This function maps a window so it's visible onscreen. Its opposite
1502 * is gdk_window_hide().
1504 * When implementing a #GtkWidget, you should call this function on the widget's
1505 * #GdkWindow as part of the "map" method.
1509 gdk_window_show (GdkWindow *window)
1511 g_return_if_fail (GDK_IS_WINDOW (window));
1513 show_window_internal (window, TRUE);
1517 pre_unmap (GdkWindow *window)
1519 GdkWindow *start_window = NULL;
1520 GdkWindowObject *private = (GdkWindowObject *)window;
1522 if (private->input_only)
1525 if (private->window_type == GDK_WINDOW_CHILD)
1526 start_window = (GdkWindow *)private->parent;
1527 else if (private->window_type == GDK_WINDOW_TEMP)
1528 start_window = get_root (window);
1531 _gdk_x11_window_tmp_unset_bg (start_window, TRUE);
1535 post_unmap (GdkWindow *window)
1537 GdkWindow *start_window = NULL;
1538 GdkWindowObject *private = (GdkWindowObject *)window;
1540 if (private->input_only)
1543 if (private->window_type == GDK_WINDOW_CHILD)
1544 start_window = (GdkWindow *)private->parent;
1545 else if (private->window_type == GDK_WINDOW_TEMP)
1546 start_window = get_root (window);
1550 _gdk_x11_window_tmp_reset_bg (start_window, TRUE);
1552 if (private->window_type == GDK_WINDOW_CHILD && private->parent)
1554 GdkRectangle invalid_rect;
1556 gdk_window_get_position (window, &invalid_rect.x, &invalid_rect.y);
1557 gdk_drawable_get_size (GDK_DRAWABLE (window),
1558 &invalid_rect.width, &invalid_rect.height);
1559 gdk_window_invalidate_rect ((GdkWindow *)private->parent,
1560 &invalid_rect, TRUE);
1567 * @window: a #GdkWindow
1569 * For toplevel windows, withdraws them, so they will no longer be
1570 * known to the window manager; for all windows, unmaps them, so
1571 * they won't be displayed. Normally done automatically as
1572 * part of gtk_widget_hide().
1576 gdk_window_hide (GdkWindow *window)
1578 GdkWindowObject *private;
1580 g_return_if_fail (window != NULL);
1582 private = (GdkWindowObject*) window;
1584 /* We'll get the unmap notify eventually, and handle it then,
1585 * but checking here makes things more consistent if we are
1586 * just doing stuff ourself.
1588 _gdk_xgrab_check_unmap (window,
1589 NextRequest (GDK_WINDOW_XDISPLAY (window)));
1591 /* You can't simply unmap toplevel windows. */
1592 switch (private->window_type)
1594 case GDK_WINDOW_TOPLEVEL:
1595 case GDK_WINDOW_DIALOG:
1596 case GDK_WINDOW_TEMP: /* ? */
1597 gdk_window_withdraw (window);
1601 case GDK_WINDOW_FOREIGN:
1602 case GDK_WINDOW_ROOT:
1603 case GDK_WINDOW_CHILD:
1607 if (!private->destroyed)
1609 if (GDK_WINDOW_IS_MAPPED (window))
1610 gdk_synthesize_window_state (window,
1612 GDK_WINDOW_STATE_WITHDRAWN);
1614 g_assert (!GDK_WINDOW_IS_MAPPED (window));
1616 _gdk_window_clear_update_area (window);
1620 XUnmapWindow (GDK_WINDOW_XDISPLAY (window),
1621 GDK_WINDOW_XID (window));
1623 post_unmap (window);
1628 * gdk_window_withdraw:
1629 * @window: a toplevel #GdkWindow
1631 * Withdraws a window (unmaps it and asks the window manager to forget about it).
1632 * This function is not really useful as gdk_window_hide() automatically
1633 * withdraws toplevel windows before hiding them.
1637 gdk_window_withdraw (GdkWindow *window)
1639 GdkWindowObject *private;
1641 g_return_if_fail (window != NULL);
1643 private = (GdkWindowObject*) window;
1644 if (!private->destroyed)
1646 if (GDK_WINDOW_IS_MAPPED (window))
1647 gdk_synthesize_window_state (window,
1649 GDK_WINDOW_STATE_WITHDRAWN);
1651 g_assert (!GDK_WINDOW_IS_MAPPED (window));
1655 XWithdrawWindow (GDK_WINDOW_XDISPLAY (window),
1656 GDK_WINDOW_XID (window), 0);
1658 post_unmap (window);
1664 * @window: a #GdkWindow
1665 * @x: X coordinate relative to window's parent
1666 * @y: Y coordinate relative to window's parent
1668 * Repositions a window relative to its parent window.
1669 * For toplevel windows, window managers may ignore or modify the move;
1670 * you should probably use gtk_window_move() on a #GtkWindow widget
1671 * anyway, instead of using GDK functions. For child windows,
1672 * the move will reliably succeed.
1674 * If you're also planning to resize the window, use gdk_window_move_resize()
1675 * to both move and resize simultaneously, for a nicer visual effect.
1678 gdk_window_move (GdkWindow *window,
1682 GdkWindowObject *private = (GdkWindowObject *)window;
1683 GdkWindowImplX11 *impl;
1685 g_return_if_fail (window != NULL);
1686 g_return_if_fail (GDK_IS_WINDOW (window));
1688 impl = GDK_WINDOW_IMPL_X11 (private->impl);
1690 if (!GDK_WINDOW_DESTROYED (window))
1692 if (GDK_WINDOW_TYPE (private) == GDK_WINDOW_CHILD)
1694 _gdk_window_move_resize_child (window, x, y,
1695 impl->width, impl->height);
1699 XMoveWindow (GDK_WINDOW_XDISPLAY (window),
1700 GDK_WINDOW_XID (window),
1703 if (impl->override_redirect)
1713 * gdk_window_resize:
1714 * @window: a #GdkWindow
1715 * @width: new width of the window
1716 * @height: new height of the window
1718 * Resizes @window; for toplevel windows, asks the window manager to resize
1719 * the window. The window manager may not allow the resize. When using GTK+,
1720 * use gtk_window_resize() instead of this low-level GDK function.
1722 * Windows may not be resized below 1x1.
1724 * If you're also planning to move the window, use gdk_window_move_resize()
1725 * to both move and resize simultaneously, for a nicer visual effect.
1728 gdk_window_resize (GdkWindow *window,
1732 GdkWindowObject *private;
1734 g_return_if_fail (window != NULL);
1735 g_return_if_fail (GDK_IS_WINDOW (window));
1742 private = (GdkWindowObject*) window;
1744 if (!GDK_WINDOW_DESTROYED (window))
1746 if (GDK_WINDOW_TYPE (private) == GDK_WINDOW_CHILD)
1748 _gdk_window_move_resize_child (window, private->x, private->y,
1753 GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (private->impl);
1755 XResizeWindow (GDK_WINDOW_XDISPLAY (window),
1756 GDK_WINDOW_XID (window),
1759 if (impl->override_redirect)
1761 impl->width = width;
1762 impl->height = height;
1766 if (width != impl->width || height != impl->height)
1767 private->resize_count += 1;
1774 * gdk_window_move_resize:
1775 * @window: a #GdkWindow
1776 * @x: new X position relative to window's parent
1777 * @y: new Y position relative to window's parent
1779 * @height: new height
1781 * Equivalent to calling gdk_window_move() and gdk_window_resize(),
1782 * except that both operations are performed at once, avoiding strange
1783 * visual effects. (i.e. the user may be able to see the window first
1784 * move, then resize, if you don't use gdk_window_move_resize().)
1787 gdk_window_move_resize (GdkWindow *window,
1793 GdkWindowObject *private;
1795 g_return_if_fail (window != NULL);
1796 g_return_if_fail (GDK_IS_WINDOW (window));
1803 private = (GdkWindowObject*) window;
1805 if (!GDK_WINDOW_DESTROYED (window))
1807 if (GDK_WINDOW_TYPE (private) == GDK_WINDOW_CHILD)
1809 _gdk_window_move_resize_child (window, x, y, width, height);
1813 GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (private->impl);
1815 XMoveResizeWindow (GDK_WINDOW_XDISPLAY (window),
1816 GDK_WINDOW_XID (window),
1817 x, y, width, height);
1818 if (impl->override_redirect)
1822 impl->width = width;
1823 impl->height = height;
1827 if (width != impl->width || height != impl->height)
1828 private->resize_count += 1;
1835 * gdk_window_reparent:
1836 * @window: a #GdkWindow
1837 * @new_parent: new parent to move @window into
1838 * @x: X location inside the new parent
1839 * @y: Y location inside the new parent
1841 * Reparents @window into the given @new_parent. The window being
1842 * reparented will be unmapped as a side effect.
1846 gdk_window_reparent (GdkWindow *window,
1847 GdkWindow *new_parent,
1851 GdkDisplay *display;
1852 GdkWindowObject *window_private;
1853 GdkWindowObject *parent_private;
1854 GdkWindowObject *old_parent_private;
1855 GdkWindowImplX11 *impl;
1856 gboolean was_toplevel;
1858 g_return_if_fail (window != NULL);
1859 g_return_if_fail (GDK_IS_WINDOW (window));
1860 g_return_if_fail (new_parent == NULL || GDK_IS_WINDOW (new_parent));
1861 g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_ROOT);
1863 if (GDK_WINDOW_DESTROYED (window) ||
1864 (new_parent && GDK_WINDOW_DESTROYED (new_parent)))
1870 new_parent = gdk_screen_get_root_window (GDK_WINDOW_SCREEN (window));
1872 display = GDK_WINDOW_DISPLAY (window);
1874 window_private = (GdkWindowObject*) window;
1875 old_parent_private = (GdkWindowObject*)window_private->parent;
1876 parent_private = (GdkWindowObject*) new_parent;
1877 impl = GDK_WINDOW_IMPL_X11 (window_private->impl);
1879 XReparentWindow (GDK_WINDOW_XDISPLAY (window),
1880 GDK_WINDOW_XID (window),
1881 GDK_WINDOW_XID (new_parent),
1884 window_private->x = x;
1885 window_private->y = y;
1887 /* From here on, we treat parents of type GDK_WINDOW_FOREIGN like
1890 if (GDK_WINDOW_TYPE (new_parent) == GDK_WINDOW_FOREIGN)
1891 new_parent = gdk_screen_get_root_window (GDK_WINDOW_SCREEN (window));
1893 window_private->parent = (GdkWindowObject *)new_parent;
1895 /* Switch the window type as appropriate */
1897 switch (GDK_WINDOW_TYPE (new_parent))
1899 case GDK_WINDOW_ROOT:
1900 case GDK_WINDOW_FOREIGN:
1901 was_toplevel = WINDOW_IS_TOPLEVEL (window);
1903 if (impl->toplevel_window_type != -1)
1904 GDK_WINDOW_TYPE (window) = impl->toplevel_window_type;
1905 else if (GDK_WINDOW_TYPE (window) == GDK_WINDOW_CHILD)
1906 GDK_WINDOW_TYPE (window) = GDK_WINDOW_TOPLEVEL;
1908 if (WINDOW_IS_TOPLEVEL (window) && !was_toplevel)
1909 setup_toplevel_window (window, new_parent);
1911 case GDK_WINDOW_TOPLEVEL:
1912 case GDK_WINDOW_CHILD:
1913 case GDK_WINDOW_DIALOG:
1914 case GDK_WINDOW_TEMP:
1915 if (WINDOW_IS_TOPLEVEL (window))
1917 /* Save the original window type so we can restore it if the
1918 * window is reparented back to be a toplevel
1920 impl->toplevel_window_type = GDK_WINDOW_TYPE (window);
1921 GDK_WINDOW_TYPE (window) = GDK_WINDOW_CHILD;
1924 if (impl->toplevel->focus_window)
1926 XDestroyWindow (GDK_WINDOW_XDISPLAY (window), impl->toplevel->focus_window);
1927 _gdk_xid_table_remove (GDK_WINDOW_DISPLAY (window), impl->toplevel->focus_window);
1930 gdk_toplevel_x11_free_contents (GDK_WINDOW_DISPLAY (window),
1932 g_free (impl->toplevel);
1933 impl->toplevel = NULL;
1938 if (old_parent_private)
1939 old_parent_private->children = g_list_remove (old_parent_private->children, window);
1941 if ((old_parent_private &&
1942 (!old_parent_private->guffaw_gravity != !parent_private->guffaw_gravity)) ||
1943 (!old_parent_private && parent_private->guffaw_gravity))
1944 gdk_window_set_static_win_gravity (window, parent_private->guffaw_gravity);
1946 parent_private->children = g_list_prepend (parent_private->children, window);
1947 _gdk_window_init_position (GDK_WINDOW (window_private));
1951 _gdk_windowing_window_clear_area (GdkWindow *window,
1957 g_return_if_fail (window != NULL);
1958 g_return_if_fail (GDK_IS_WINDOW (window));
1960 if (!GDK_WINDOW_DESTROYED (window))
1961 XClearArea (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window),
1962 x, y, width, height, False);
1966 _gdk_windowing_window_clear_area_e (GdkWindow *window,
1972 g_return_if_fail (window != NULL);
1973 g_return_if_fail (GDK_IS_WINDOW (window));
1975 if (!GDK_WINDOW_DESTROYED (window))
1976 XClearArea (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window),
1977 x, y, width, height, True);
1983 * @window: a #GdkWindow
1985 * Raises @window to the top of the Z-order (stacking order), so that
1986 * other windows with the same parent window appear below @window.
1987 * This is true whether or not the windows are visible.
1989 * If @window is a toplevel, the window manager may choose to deny the
1990 * request to move the window in the Z-order, gdk_window_raise() only
1991 * requests the restack, does not guarantee it.
1995 gdk_window_raise (GdkWindow *window)
1997 g_return_if_fail (window != NULL);
1998 g_return_if_fail (GDK_IS_WINDOW (window));
2000 if (!GDK_WINDOW_DESTROYED (window))
2001 XRaiseWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window));
2006 * @window: a #GdkWindow
2008 * Lowers @window to the bottom of the Z-order (stacking order), so that
2009 * other windows with the same parent window appear above @window.
2010 * This is true whether or not the other windows are visible.
2012 * If @window is a toplevel, the window manager may choose to deny the
2013 * request to move the window in the Z-order, gdk_window_lower() only
2014 * requests the restack, does not guarantee it.
2016 * Note that gdk_window_show() raises the window again, so don't call this
2017 * function before gdk_window_show(). (Try gdk_window_show_unraised().)
2021 gdk_window_lower (GdkWindow *window)
2023 g_return_if_fail (window != NULL);
2024 g_return_if_fail (GDK_IS_WINDOW (window));
2026 if (!GDK_WINDOW_DESTROYED (window))
2027 XLowerWindow (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window));
2032 * @window: a #GdkWindow
2033 * @timestamp: timestamp of the event triggering the window focus
2035 * Sets keyboard focus to @window. If @window is not onscreen this
2036 * will not work. In most cases, gtk_window_present() should be used on
2037 * a #GtkWindow, rather than calling this function.
2041 gdk_window_focus (GdkWindow *window,
2044 GdkDisplay *display;
2046 g_return_if_fail (GDK_IS_WINDOW (window));
2048 if (GDK_WINDOW_DESTROYED (window))
2051 display = GDK_WINDOW_DISPLAY (window);
2053 if (gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window),
2054 gdk_atom_intern ("_NET_ACTIVE_WINDOW", FALSE)))
2058 xev.xclient.type = ClientMessage;
2059 xev.xclient.serial = 0;
2060 xev.xclient.send_event = True;
2061 xev.xclient.window = GDK_WINDOW_XWINDOW (window);
2062 xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display,
2063 "_NET_ACTIVE_WINDOW");
2064 xev.xclient.format = 32;
2065 xev.xclient.data.l[0] = 1; /* requestor type; we're an app */
2066 xev.xclient.data.l[1] = timestamp;
2067 xev.xclient.data.l[2] = None; /* currently active window */
2068 xev.xclient.data.l[3] = 0;
2069 xev.xclient.data.l[4] = 0;
2071 XSendEvent (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XROOTWIN (window), False,
2072 SubstructureRedirectMask | SubstructureNotifyMask,
2077 XRaiseWindow (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window));
2079 /* There is no way of knowing reliably whether we are viewable;
2080 * _gdk_x11_set_input_focus_safe() traps errors asynchronously.
2082 _gdk_x11_set_input_focus_safe (display, GDK_WINDOW_XID (window),
2089 * gdk_window_set_hints:
2090 * @window: a #GdkWindow
2091 * @x: ignored field, does not matter
2092 * @y: ignored field, does not matter
2093 * @min_width: minimum width hint
2094 * @min_height: minimum height hint
2095 * @max_width: max width hint
2096 * @max_height: max height hint
2097 * @flags: logical OR of GDK_HINT_POS, GDK_HINT_MIN_SIZE, and/or GDK_HINT_MAX_SIZE
2099 * This function is broken and useless and you should ignore it.
2100 * If using GTK+, use functions such as gtk_window_resize(), gtk_window_set_size_request(),
2101 * gtk_window_move(), gtk_window_parse_geometry(), and gtk_window_set_geometry_hints(),
2102 * depending on what you're trying to do.
2104 * If using GDK directly, use gdk_window_set_geometry_hints().
2108 gdk_window_set_hints (GdkWindow *window,
2117 XSizeHints size_hints;
2119 g_return_if_fail (window != NULL);
2120 g_return_if_fail (GDK_IS_WINDOW (window));
2122 if (GDK_WINDOW_DESTROYED (window))
2125 size_hints.flags = 0;
2127 if (flags & GDK_HINT_POS)
2129 size_hints.flags |= PPosition;
2134 if (flags & GDK_HINT_MIN_SIZE)
2136 size_hints.flags |= PMinSize;
2137 size_hints.min_width = min_width;
2138 size_hints.min_height = min_height;
2141 if (flags & GDK_HINT_MAX_SIZE)
2143 size_hints.flags |= PMaxSize;
2144 size_hints.max_width = max_width;
2145 size_hints.max_height = max_height;
2148 /* FIXME: Would it be better to delete this property if
2149 * flags == 0? It would save space on the server
2151 XSetWMNormalHints (GDK_WINDOW_XDISPLAY (window),
2152 GDK_WINDOW_XID (window),
2157 * gdk_window_set_type_hint:
2158 * @window: A toplevel #GdkWindow
2159 * @hint: A hint of the function this window will have
2161 * The application can use this call to provide a hint to the window
2162 * manager about the functionality of a window. The window manager
2163 * can use this information when determining the decoration and behaviour
2166 * The hint must be set before the window is mapped.
2169 gdk_window_set_type_hint (GdkWindow *window,
2170 GdkWindowTypeHint hint)
2172 GdkDisplay *display;
2175 g_return_if_fail (window != NULL);
2176 g_return_if_fail (GDK_IS_WINDOW (window));
2178 if (GDK_WINDOW_DESTROYED (window))
2181 display = gdk_drawable_get_display (window);
2185 case GDK_WINDOW_TYPE_HINT_DIALOG:
2186 atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DIALOG");
2188 case GDK_WINDOW_TYPE_HINT_MENU:
2189 atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_MENU");
2191 case GDK_WINDOW_TYPE_HINT_TOOLBAR:
2192 atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_TOOLBAR");
2194 case GDK_WINDOW_TYPE_HINT_UTILITY:
2195 atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_UTILITY");
2197 case GDK_WINDOW_TYPE_HINT_SPLASHSCREEN:
2198 atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_SPLASH");
2200 case GDK_WINDOW_TYPE_HINT_DOCK:
2201 atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DOCK");
2203 case GDK_WINDOW_TYPE_HINT_DESKTOP:
2204 atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_DESKTOP");
2207 g_warning ("Unknown hint %d passed to gdk_window_set_type_hint", hint);
2209 case GDK_WINDOW_TYPE_HINT_NORMAL:
2210 atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE_NORMAL");
2214 XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window),
2215 gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_WINDOW_TYPE"),
2216 XA_ATOM, 32, PropModeReplace,
2217 (guchar *)&atom, 1);
2222 gdk_wmspec_change_state (gboolean add,
2227 GdkDisplay *display = GDK_WINDOW_DISPLAY (window);
2230 #define _NET_WM_STATE_REMOVE 0 /* remove/unset property */
2231 #define _NET_WM_STATE_ADD 1 /* add/set property */
2232 #define _NET_WM_STATE_TOGGLE 2 /* toggle property */
2234 xev.xclient.type = ClientMessage;
2235 xev.xclient.serial = 0;
2236 xev.xclient.send_event = True;
2237 xev.xclient.window = GDK_WINDOW_XID (window);
2238 xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE");
2239 xev.xclient.format = 32;
2240 xev.xclient.data.l[0] = add ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
2241 xev.xclient.data.l[1] = gdk_x11_atom_to_xatom_for_display (display, state1);
2242 xev.xclient.data.l[2] = gdk_x11_atom_to_xatom_for_display (display, state2);
2243 xev.xclient.data.l[3] = 0;
2244 xev.xclient.data.l[4] = 0;
2246 XSendEvent (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XROOTWIN (window), False,
2247 SubstructureRedirectMask | SubstructureNotifyMask,
2252 * gdk_window_set_modal_hint:
2253 * @window: A toplevel #GdkWindow
2254 * @modal: TRUE if the window is modal, FALSE otherwise.
2256 * The application can use this hint to tell the window manager
2257 * that a certain window has modal behaviour. The window manager
2258 * can use this information to handle modal windows in a special
2261 * You should only use this on windows for which you have
2262 * previously called #gdk_window_set_transient_for()
2265 gdk_window_set_modal_hint (GdkWindow *window,
2268 GdkWindowObject *private;
2270 g_return_if_fail (window != NULL);
2271 g_return_if_fail (GDK_IS_WINDOW (window));
2273 if (GDK_WINDOW_DESTROYED (window))
2276 private = (GdkWindowObject*) window;
2278 private->modal_hint = modal;
2280 if (GDK_WINDOW_IS_MAPPED (window))
2281 gdk_wmspec_change_state (modal, window,
2282 gdk_atom_intern ("_NET_WM_STATE_MODAL", FALSE),
2287 * gdk_window_set_skip_taskbar_hint:
2288 * @window: a toplevel #GdkWindow
2289 * @skips_taskbar: %TRUE to skip the taskbar
2291 * Toggles whether a window should appear in a task list or window
2292 * list. If a window's semantic type as specified with
2293 * gdk_window_set_type_hint() already fully describes the window, this
2294 * function should NOT be called in addition, instead you should allow
2295 * the window to be treated according to standard policy for its
2301 gdk_window_set_skip_taskbar_hint (GdkWindow *window,
2302 gboolean skips_taskbar)
2304 GdkToplevelX11 *toplevel;
2306 g_return_if_fail (window != NULL);
2307 g_return_if_fail (GDK_IS_WINDOW (window));
2308 g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD);
2310 if (GDK_WINDOW_DESTROYED (window))
2313 toplevel = _gdk_x11_window_get_toplevel (window);
2314 toplevel->skip_taskbar_hint = skips_taskbar;
2316 if (GDK_WINDOW_IS_MAPPED (window))
2317 gdk_wmspec_change_state (skips_taskbar, window,
2318 gdk_atom_intern ("_NET_WM_STATE_SKIP_TASKBAR", FALSE),
2323 * gdk_window_set_skip_pager_hint:
2324 * @window: a toplevel #GdkWindow
2325 * @skips_pager: %TRUE to skip the pager
2327 * Toggles whether a window should appear in a pager (workspace
2328 * switcher, or other desktop utility program that displays a small
2329 * thumbnail representation of the windows on the desktop). If a
2330 * window's semantic type as specified with gdk_window_set_type_hint()
2331 * already fully describes the window, this function should NOT be
2332 * called in addition, instead you should allow the window to be
2333 * treated according to standard policy for its semantic type.
2338 gdk_window_set_skip_pager_hint (GdkWindow *window,
2339 gboolean skips_pager)
2341 GdkToplevelX11 *toplevel;
2343 g_return_if_fail (window != NULL);
2344 g_return_if_fail (GDK_IS_WINDOW (window));
2345 g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD);
2347 if (GDK_WINDOW_DESTROYED (window))
2350 toplevel = _gdk_x11_window_get_toplevel (window);
2351 toplevel->skip_pager_hint = skips_pager;
2353 if (GDK_WINDOW_IS_MAPPED (window))
2354 gdk_wmspec_change_state (skips_pager, window,
2355 gdk_atom_intern ("_NET_WM_STATE_SKIP_PAGER", FALSE),
2360 * gdk_window_set_geometry_hints:
2361 * @window: a toplevel #GdkWindow
2362 * @geometry: geometry hints
2363 * @geom_mask: bitmask indicating fields of @geometry to pay attention to
2365 * Sets the geometry hints for @window. Hints flagged in @geom_mask
2366 * are set, hints not flagged in @geom_mask are unset.
2367 * To unset all hints, use a @geom_mask of 0 and a @geometry of %NULL.
2369 * This function provides hints to the windowing system about
2370 * acceptable sizes for a toplevel window. The purpose of
2371 * this is to constrain user resizing, but the windowing system
2372 * will typically (but is not required to) also constrain the
2373 * current size of the window to the provided values and
2374 * constrain programatic resizing via gdk_window_resize() or
2375 * gdk_window_move_resize().
2377 * Note that on X11, this effect has no effect on windows
2378 * of type GDK_WINDOW_TEMP or windows where override_redirect
2379 * has been turned on via gdk_window_set_override_redirect()
2380 * since these windows are not resizable by the user.
2382 * Since you can't count on the windowing system doing the
2383 * constraints for programmatic resizes, you should generally
2384 * call gdk_window_constrain_size() yourself to determine
2385 * appropriate sizes.
2389 gdk_window_set_geometry_hints (GdkWindow *window,
2390 GdkGeometry *geometry,
2391 GdkWindowHints geom_mask)
2393 XSizeHints size_hints;
2395 g_return_if_fail (window != NULL);
2396 g_return_if_fail (GDK_IS_WINDOW (window));
2398 if (GDK_WINDOW_DESTROYED (window))
2401 size_hints.flags = 0;
2403 if (geom_mask & GDK_HINT_POS)
2405 size_hints.flags |= PPosition;
2406 /* We need to initialize the following obsolete fields because KWM
2407 * apparently uses these fields if they are non-zero.
2414 if (geom_mask & GDK_HINT_USER_POS)
2416 size_hints.flags |= USPosition;
2419 if (geom_mask & GDK_HINT_USER_SIZE)
2421 size_hints.flags |= USSize;
2424 if (geom_mask & GDK_HINT_MIN_SIZE)
2426 size_hints.flags |= PMinSize;
2427 size_hints.min_width = geometry->min_width;
2428 size_hints.min_height = geometry->min_height;
2431 if (geom_mask & GDK_HINT_MAX_SIZE)
2433 size_hints.flags |= PMaxSize;
2434 size_hints.max_width = MAX (geometry->max_width, 1);
2435 size_hints.max_height = MAX (geometry->max_height, 1);
2438 if (geom_mask & GDK_HINT_BASE_SIZE)
2440 size_hints.flags |= PBaseSize;
2441 size_hints.base_width = geometry->base_width;
2442 size_hints.base_height = geometry->base_height;
2445 if (geom_mask & GDK_HINT_RESIZE_INC)
2447 size_hints.flags |= PResizeInc;
2448 size_hints.width_inc = geometry->width_inc;
2449 size_hints.height_inc = geometry->height_inc;
2452 if (geom_mask & GDK_HINT_ASPECT)
2454 size_hints.flags |= PAspect;
2455 if (geometry->min_aspect <= 1)
2457 size_hints.min_aspect.x = 65536 * geometry->min_aspect;
2458 size_hints.min_aspect.y = 65536;
2462 size_hints.min_aspect.x = 65536;
2463 size_hints.min_aspect.y = 65536 / geometry->min_aspect;;
2465 if (geometry->max_aspect <= 1)
2467 size_hints.max_aspect.x = 65536 * geometry->max_aspect;
2468 size_hints.max_aspect.y = 65536;
2472 size_hints.max_aspect.x = 65536;
2473 size_hints.max_aspect.y = 65536 / geometry->max_aspect;;
2477 if (geom_mask & GDK_HINT_WIN_GRAVITY)
2479 size_hints.flags |= PWinGravity;
2480 size_hints.win_gravity = geometry->win_gravity;
2483 /* FIXME: Would it be better to delete this property if
2484 * geom_mask == 0? It would save space on the server
2486 XSetWMNormalHints (GDK_WINDOW_XDISPLAY (window),
2487 GDK_WINDOW_XID (window),
2492 gdk_window_get_geometry_hints (GdkWindow *window,
2493 GdkGeometry *geometry,
2494 GdkWindowHints *geom_mask)
2496 XSizeHints size_hints;
2497 glong junk_size_mask = 0;
2499 g_return_if_fail (GDK_IS_WINDOW (window));
2500 g_return_if_fail (geometry != NULL);
2501 g_return_if_fail (geom_mask != NULL);
2505 if (GDK_WINDOW_DESTROYED (window))
2508 if (!XGetWMNormalHints (GDK_WINDOW_XDISPLAY (window),
2509 GDK_WINDOW_XID (window),
2514 if (size_hints.flags & PMinSize)
2516 *geom_mask |= GDK_HINT_MIN_SIZE;
2517 geometry->min_width = size_hints.min_width;
2518 geometry->min_height = size_hints.min_height;
2521 if (size_hints.flags & PMaxSize)
2523 *geom_mask |= GDK_HINT_MAX_SIZE;
2524 geometry->max_width = MAX (size_hints.max_width, 1);
2525 geometry->max_height = MAX (size_hints.max_height, 1);
2528 if (size_hints.flags & PResizeInc)
2530 *geom_mask |= GDK_HINT_RESIZE_INC;
2531 geometry->width_inc = size_hints.width_inc;
2532 geometry->height_inc = size_hints.height_inc;
2535 if (size_hints.flags & PAspect)
2537 *geom_mask |= GDK_HINT_ASPECT;
2539 geometry->min_aspect = (gdouble) size_hints.min_aspect.x / (gdouble) size_hints.min_aspect.y;
2540 geometry->max_aspect = (gdouble) size_hints.max_aspect.x / (gdouble) size_hints.max_aspect.y;
2543 if (size_hints.flags & PWinGravity)
2545 *geom_mask |= GDK_HINT_WIN_GRAVITY;
2546 geometry->win_gravity = size_hints.win_gravity;
2551 utf8_is_latin1 (const gchar *str)
2553 const char *p = str;
2557 gunichar ch = g_utf8_get_char (p);
2562 p = g_utf8_next_char (p);
2568 /* Set the property to @utf8_str as STRING if the @utf8_str is fully
2569 * convertable to STRING, otherwise, set it as compound text
2572 set_text_property (GdkDisplay *display,
2575 const gchar *utf8_str)
2577 guchar *prop_text = NULL;
2581 gboolean is_compound_text;
2583 if (utf8_is_latin1 (utf8_str))
2585 prop_type = XA_STRING;
2586 prop_text = gdk_utf8_to_string_target (utf8_str);
2587 prop_length = prop_text ? strlen (prop_text) : 0;
2589 is_compound_text = FALSE;
2595 gdk_utf8_to_compound_text_for_display (display,
2596 utf8_str, &gdk_type, &prop_format,
2597 &prop_text, &prop_length);
2598 prop_type = gdk_x11_atom_to_xatom_for_display (display, gdk_type);
2599 is_compound_text = TRUE;
2604 XChangeProperty (GDK_DISPLAY_XDISPLAY (display),
2607 prop_type, prop_format,
2608 PropModeReplace, prop_text,
2611 if (is_compound_text)
2612 gdk_free_compound_text (prop_text);
2618 /* Set WM_NAME and _NET_WM_NAME
2621 set_wm_name (GdkDisplay *display,
2625 XChangeProperty (GDK_DISPLAY_XDISPLAY (display), xwindow,
2626 gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_NAME"),
2627 gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8,
2628 PropModeReplace, name, strlen (name));
2630 set_text_property (display, xwindow,
2631 gdk_x11_get_xatom_by_name_for_display (display, "WM_NAME"),
2636 * gdk_window_set_title:
2637 * @window: a toplevel #GdkWindow
2638 * @title: title of @window
2640 * Sets the title of a toplevel window, to be displayed in the titlebar.
2641 * If you haven't explicitly set the icon name for the window
2642 * (using gdk_window_set_icon_name()), the icon name will be set to
2643 * @title as well. @title must be in UTF-8 encoding (as with all
2644 * user-readable strings in GDK/GTK+). @title may not be %NULL.
2647 gdk_window_set_title (GdkWindow *window,
2650 GdkDisplay *display;
2654 g_return_if_fail (window != NULL);
2655 g_return_if_fail (GDK_IS_WINDOW (window));
2656 g_return_if_fail (title != NULL);
2658 if (GDK_WINDOW_DESTROYED (window))
2661 display = gdk_drawable_get_display (window);
2662 xdisplay = GDK_DISPLAY_XDISPLAY (display);
2663 xwindow = GDK_WINDOW_XID (window);
2665 set_wm_name (display, xwindow, title);
2667 if (!gdk_window_icon_name_set (window))
2669 XChangeProperty (xdisplay, xwindow,
2670 gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON_NAME"),
2671 gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8,
2672 PropModeReplace, title, strlen (title));
2674 set_text_property (display, xwindow,
2675 gdk_x11_get_xatom_by_name_for_display (display, "WM_ICON_NAME"),
2681 * gdk_window_set_role:
2682 * @window: a toplevel #GdkWindow
2683 * @role: a string indicating its role
2685 * When using GTK+, typically you should use gtk_window_set_role() instead
2686 * of this low-level function.
2688 * The window manager and session manager use a window's role to
2689 * distinguish it from other kinds of window in the same application.
2690 * When an application is restarted after being saved in a previous
2691 * session, all windows with the same title and role are treated as
2692 * interchangeable. So if you have two windows with the same title
2693 * that should be distinguished for session management purposes, you
2694 * should set the role on those windows. It doesn't matter what string
2695 * you use for the role, as long as you have a different role for each
2696 * non-interchangeable kind of window.
2700 gdk_window_set_role (GdkWindow *window,
2703 GdkDisplay *display;
2705 g_return_if_fail (window != NULL);
2706 g_return_if_fail (GDK_IS_WINDOW (window));
2708 display = gdk_drawable_get_display (window);
2710 if (!GDK_WINDOW_DESTROYED (window))
2713 XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window),
2714 gdk_x11_get_xatom_by_name_for_display (display, "WM_WINDOW_ROLE"),
2715 XA_STRING, 8, PropModeReplace, role, strlen (role));
2717 XDeleteProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window),
2718 gdk_x11_get_xatom_by_name_for_display (display, "WM_WINDOW_ROLE"));
2723 * gdk_window_set_transient_for:
2724 * @window: a toplevel #GdkWindow
2725 * @parent: another toplevel #GdkWindow
2727 * Indicates to the window manager that @window is a transient dialog
2728 * associated with the application window @parent. This allows the
2729 * window manager to do things like center @window on @parent and
2730 * keep @window above @parent.
2732 * See gtk_window_set_transient_for() if you're using #GtkWindow or
2737 gdk_window_set_transient_for (GdkWindow *window,
2740 GdkWindowObject *private;
2741 GdkWindowObject *parent_private;
2743 g_return_if_fail (window != NULL);
2744 g_return_if_fail (GDK_IS_WINDOW (window));
2746 private = (GdkWindowObject*) window;
2747 parent_private = (GdkWindowObject*) parent;
2749 if (!GDK_WINDOW_DESTROYED (window) && !GDK_WINDOW_DESTROYED (parent))
2750 XSetTransientForHint (GDK_WINDOW_XDISPLAY (window),
2751 GDK_WINDOW_XID (window),
2752 GDK_WINDOW_XID (parent));
2756 * gdk_window_set_background:
2757 * @window: a #GdkWindow
2758 * @color: an allocated #GdkColor
2760 * Sets the background color of @window. (However, when using GTK+,
2761 * set the background of a widget with gtk_widget_modify_bg() - if
2762 * you're an application - or gtk_style_set_background() - if you're
2763 * implementing a custom widget.)
2765 * The @color must be allocated; gdk_rgb_find_color() is the best way
2766 * to allocate a color.
2768 * See also gdk_window_set_back_pixmap().
2772 gdk_window_set_background (GdkWindow *window,
2773 const GdkColor *color)
2775 GdkWindowObject *private = (GdkWindowObject *)window;
2777 g_return_if_fail (window != NULL);
2778 g_return_if_fail (GDK_IS_WINDOW (window));
2780 if (!GDK_WINDOW_DESTROYED (window))
2781 XSetWindowBackground (GDK_WINDOW_XDISPLAY (window),
2782 GDK_WINDOW_XID (window), color->pixel);
2784 private->bg_color = *color;
2786 if (private->bg_pixmap &&
2787 private->bg_pixmap != GDK_PARENT_RELATIVE_BG &&
2788 private->bg_pixmap != GDK_NO_BG)
2789 g_object_unref (private->bg_pixmap);
2791 private->bg_pixmap = NULL;
2795 * gdk_window_set_back_pixmap:
2796 * @window: a #GdkWindow
2797 * @pixmap: a #GdkPixmap, or %NULL
2798 * @parent_relative: whether the tiling origin is at the origin of @window's parent
2800 * Sets the background pixmap of @window. May also be used to set a background of
2801 * "None" on @window, by setting a background pixmap of %NULL.
2802 * A background pixmap will be tiled, positioning the first tile at the origin of
2803 * @window, or if @parent_relative is %TRUE, the tiling will be done based on the
2804 * origin of the parent window (useful to align tiles in a parent with tiles
2807 * A background pixmap of %NULL means that the window will have no
2808 * background. A window with no background will never have its
2809 * background filled by the windowing system, instead the window will
2810 * contain whatever pixels were already in the corresponding area of
2813 * The windowing system will normally fill a window with its background
2814 * when the window is obscured then exposed, and when you call
2815 * gdk_window_clear().
2819 gdk_window_set_back_pixmap (GdkWindow *window,
2821 gboolean parent_relative)
2823 GdkWindowObject *private = (GdkWindowObject *)window;
2826 g_return_if_fail (window != NULL);
2827 g_return_if_fail (GDK_IS_WINDOW (window));
2828 g_return_if_fail (pixmap == NULL || !parent_relative);
2829 g_return_if_fail (pixmap == NULL || gdk_drawable_get_depth (window) == gdk_drawable_get_depth (pixmap));
2831 if (private->bg_pixmap &&
2832 private->bg_pixmap != GDK_PARENT_RELATIVE_BG &&
2833 private->bg_pixmap != GDK_NO_BG)
2834 g_object_unref (private->bg_pixmap);
2836 if (parent_relative)
2838 xpixmap = ParentRelative;
2839 private->bg_pixmap = GDK_PARENT_RELATIVE_BG;
2845 g_object_ref (pixmap);
2846 private->bg_pixmap = pixmap;
2847 xpixmap = GDK_PIXMAP_XID (pixmap);
2852 private->bg_pixmap = GDK_NO_BG;
2856 if (!GDK_WINDOW_DESTROYED (window))
2857 XSetWindowBackgroundPixmap (GDK_WINDOW_XDISPLAY (window),
2858 GDK_WINDOW_XID (window), xpixmap);
2862 * gdk_window_set_cursor:
2863 * @window: a #GdkWindow
2866 * Sets the mouse pointer for a #GdkWindow. Use gdk_cursor_new() or
2867 * gdk_cursor_new_from_pixmap() to create the cursor.
2868 * To make the cursor invisible, use gdk_cursor_new_from_pixmap() to create
2869 * a cursor with no pixels in it. Passing %NULL for the @cursor argument
2870 * to gdk_window_set_cursor() means that @window will use the cursor of
2871 * its parent window. Most windows should use this default.
2875 gdk_window_set_cursor (GdkWindow *window,
2878 GdkCursorPrivate *cursor_private;
2881 g_return_if_fail (window != NULL);
2882 g_return_if_fail (GDK_IS_WINDOW (window));
2884 cursor_private = (GdkCursorPrivate*) cursor;
2889 xcursor = cursor_private->xcursor;
2891 if (!GDK_WINDOW_DESTROYED (window))
2892 XDefineCursor (GDK_WINDOW_XDISPLAY (window),
2893 GDK_WINDOW_XID (window),
2898 * gdk_window_get_geometry:
2899 * @window: a #GdkWindow
2900 * @x: return location for X coordinate of window (relative to its parent)
2901 * @y: return location for Y coordinate of window (relative to its parent)
2902 * @width: return location for width of window
2903 * @height: return location for height of window
2904 * @depth: return location for bit depth of window
2906 * Any of the return location arguments to this function may be %NULL,
2907 * if you aren't interested in getting the value of that field.
2909 * The X and Y coordinates returned are relative to the parent window
2910 * of @window, which for toplevels usually means relative to the
2911 * window decorations (titlebar, etc.) rather than relative to the
2912 * root window (screen-size background window).
2914 * On the X11 platform, the geometry is obtained from the X server,
2915 * so reflects the latest position of @window; this may be out-of-sync
2916 * with the position of @window delivered in the most-recently-processed
2917 * #GdkEventConfigure. gdk_window_get_position() in contrast gets the
2918 * position from the most recent configure event.
2921 * If @window is not a toplevel, it is <emphasis>much</emphasis> better
2922 * to call gdk_window_get_position() and gdk_drawable_get_size() instead,
2923 * because it avoids the roundtrip to the X server and because
2924 * gdk_drawable_get_size() supports the full 32-bit coordinate space,
2925 * whereas gdk_window_get_geometry() is restricted to the 16-bit
2926 * coordinates of X11.
2930 gdk_window_get_geometry (GdkWindow *window,
2942 guint tborder_width;
2945 g_return_if_fail (window == NULL || GDK_IS_WINDOW (window));
2949 GDK_NOTE (MULTIHEAD,
2950 g_message ("gdk_window_get_geometry(): Window needs to be non-NULL to be multi head safe"));
2951 window = gdk_screen_get_root_window ((gdk_screen_get_default ()));
2954 if (!GDK_WINDOW_DESTROYED (window))
2956 XGetGeometry (GDK_WINDOW_XDISPLAY (window),
2957 GDK_WINDOW_XID (window),
2958 &root, &tx, &ty, &twidth, &theight, &tborder_width, &tdepth);
2974 * gdk_window_get_origin:
2975 * @window: a #GdkWindow
2976 * @x: return location for X coordinate
2977 * @y: return location for Y coordinate
2979 * Obtains the position of a window in root window coordinates.
2980 * (Compare with gdk_window_get_position() and
2981 * gdk_window_get_geometry() which return the position of a window
2982 * relative to its parent window.)
2984 * Return value: not meaningful, ignore
2987 gdk_window_get_origin (GdkWindow *window,
2996 g_return_val_if_fail (window != NULL, 0);
2998 if (!GDK_WINDOW_DESTROYED (window))
3000 return_val = XTranslateCoordinates (GDK_WINDOW_XDISPLAY (window),
3001 GDK_WINDOW_XID (window),
3002 GDK_WINDOW_XROOTWIN (window),
3018 * gdk_window_get_deskrelative_origin:
3019 * @window: a toplevel #GdkWindow
3020 * @x: return location for X coordinate
3021 * @y: return location for Y coordinate
3023 * This gets the origin of a #GdkWindow relative to
3024 * an Enlightenment-window-manager desktop. As long as you don't
3025 * assume that the user's desktop/workspace covers the entire
3026 * root window (i.e. you don't assume that the desktop begins
3027 * at root window coordinate 0,0) this function is not necessary.
3028 * It's deprecated for that reason.
3030 * Return value: not meaningful
3033 gdk_window_get_deskrelative_origin (GdkWindow *window,
3037 gboolean return_val = FALSE;
3038 gint num_children, format_return;
3039 Window win, *child, parent, root;
3044 gulong number_return, bytes_after_return;
3045 guchar *data_return;
3047 g_return_val_if_fail (window != NULL, FALSE);
3048 g_return_val_if_fail (GDK_IS_WINDOW (window), FALSE);
3050 if (!GDK_WINDOW_DESTROYED (window))
3052 atom = gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window),
3053 "ENLIGHTENMENT_DESKTOP");
3054 win = GDK_WINDOW_XID (window);
3056 while (XQueryTree (GDK_WINDOW_XDISPLAY (window), win, &root, &parent,
3057 &child, (unsigned int *)&num_children))
3059 if ((child) && (num_children > 0))
3071 XGetWindowProperty (GDK_WINDOW_XDISPLAY (window), win, atom, 0, 0,
3072 False, XA_CARDINAL, &type_return, &format_return,
3073 &number_return, &bytes_after_return, &data_return);
3075 if (type_return == XA_CARDINAL)
3077 XFree (data_return);
3082 return_val = XTranslateCoordinates (GDK_WINDOW_XDISPLAY (window),
3083 GDK_WINDOW_XID (window),
3098 * gdk_window_get_root_origin:
3099 * @window: a toplevel #GdkWindow
3100 * @x: return location for X position of window frame
3101 * @y: return location for Y position of window frame
3103 * Obtains the top-left corner of the window manager frame in root
3104 * window coordinates.
3108 gdk_window_get_root_origin (GdkWindow *window,
3114 g_return_if_fail (GDK_IS_WINDOW (window));
3116 gdk_window_get_frame_extents (window, &rect);
3126 * gdk_window_get_frame_extents:
3127 * @window: a toplevel #GdkWindow
3128 * @rect: rectangle to fill with bounding box of the window frame
3130 * Obtains the bounding box of the window, including window manager
3131 * titlebar/borders if any. The frame position is given in root window
3132 * coordinates. To get the position of the window itself (rather than
3133 * the frame) in root window coordinates, use gdk_window_get_origin().
3137 gdk_window_get_frame_extents (GdkWindow *window,
3140 GdkDisplay *display;
3141 GdkWindowObject *private;
3151 gulong nitems_return;
3152 gulong bytes_after_return;
3155 guint ww, wh, wb, wd;
3158 g_return_if_fail (GDK_IS_WINDOW (window));
3159 g_return_if_fail (rect != NULL);
3161 private = (GdkWindowObject*) window;
3168 if (GDK_WINDOW_DESTROYED (window))
3171 while (private->parent && ((GdkWindowObject*) private->parent)->parent)
3172 private = (GdkWindowObject*) private->parent;
3174 /* Refine our fallback answer a bit using local information */
3175 rect->x = private->x;
3176 rect->y = private->y;
3177 gdk_drawable_get_size ((GdkDrawable *)private, &rect->width, &rect->height);
3179 if (GDK_WINDOW_DESTROYED (private))
3182 gdk_error_trap_push();
3184 /* use NETWM_VIRTUAL_ROOTS if available */
3185 display = gdk_drawable_get_display (window);
3186 root = GDK_WINDOW_XROOTWIN (window);
3191 if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), root,
3192 gdk_x11_get_xatom_by_name_for_display (display,
3193 "_NET_VIRTUAL_ROOTS"),
3194 0, G_MAXLONG, False, XA_WINDOW, &type_return,
3195 &format_return, &nitems_return, &bytes_after_return,
3199 if ((type_return == XA_WINDOW) && (format_return == 32) && (data))
3201 nvroots = nitems_return;
3202 vroots = (Window *)data;
3206 xparent = GDK_WINDOW_XID (window);
3212 if (!XQueryTree (GDK_DISPLAY_XDISPLAY (display), xwindow,
3214 &children, &nchildren))
3220 /* check virtual roots */
3221 for (i = 0; i < nvroots; i++)
3223 if (xparent == vroots[i])
3230 while (xparent != root);
3232 if (XGetGeometry (GDK_DISPLAY_XDISPLAY (display), xwindow,
3233 &root, &wx, &wy, &ww, &wh, &wb, &wd))
3245 gdk_error_trap_pop ();
3249 _gdk_windowing_get_pointer (GdkDisplay *display,
3253 GdkModifierType *mask)
3255 GdkScreen *default_screen;
3263 if (display->closed)
3266 default_screen = gdk_display_get_default_screen (display);
3268 XQueryPointer (GDK_SCREEN_XDISPLAY (default_screen),
3269 GDK_SCREEN_XROOTWIN (default_screen),
3270 &root, &child, &rootx, &rooty, &winx, &winy, &xmask);
3274 GdkWindow *gdk_root = gdk_window_lookup_for_display (display, root);
3275 *screen = gdk_drawable_get_screen (gdk_root);
3284 _gdk_windowing_window_get_pointer (GdkDisplay *display,
3288 GdkModifierType *mask)
3290 GdkWindow *return_val;
3296 unsigned int xmask = 0;
3297 gint xoffset, yoffset;
3299 g_return_val_if_fail (window == NULL || GDK_IS_WINDOW (window), NULL);
3301 _gdk_windowing_window_get_offsets (window, &xoffset, &yoffset);
3304 if (!GDK_WINDOW_DESTROYED (window) &&
3305 XQueryPointer (GDK_WINDOW_XDISPLAY (window),
3306 GDK_WINDOW_XID (window),
3307 &root, &child, &rootx, &rooty, &winx, &winy, &xmask))
3310 return_val = gdk_window_lookup_for_display (GDK_WINDOW_DISPLAY (window), child);
3313 *x = winx + xoffset;
3314 *y = winy + yoffset;
3321 * gdk_display_warp_pointer:
3322 * @display: a #GdkDisplay
3323 * @screen: the screen of @display to warp the pointer to
3324 * @x: the x coordinate of the destination
3325 * @y: the y coordinate of the destination
3327 * Warps the pointer of @display to the point @x,@y on
3328 * the screen @screen, unless the pointer is confined
3329 * to a window by a grab, in which case it will be moved
3330 * as far as allowed by the grab. Warping the pointer
3331 * creates events as if the user had moved the mouse
3332 * instantaneously to the destination.
3334 * Note that the pointer should normally be under the
3335 * control of the user. This function was added to cover
3336 * some rare use cases like keyboard navigation support
3337 * for the color picker in the #GtkColorSelectionDialog.
3342 gdk_display_warp_pointer (GdkDisplay *display,
3350 xdisplay = GDK_DISPLAY_XDISPLAY (display);
3351 dest = GDK_WINDOW_XWINDOW (gdk_screen_get_root_window (screen));
3353 XWarpPointer (xdisplay, None, dest, 0, 0, 0, 0, x, y);
3357 _gdk_windowing_window_at_pointer (GdkDisplay *display,
3366 Window xwindow_last = 0;
3368 int rootx = -1, rooty = -1;
3372 screen = gdk_display_get_default_screen (display);
3374 xwindow = GDK_SCREEN_XROOTWIN (screen);
3375 xdisplay = GDK_SCREEN_XDISPLAY (screen);
3377 /* This function really only works if the mouse pointer is held still
3378 * during its operation. If it moves from one leaf window to another
3379 * than we'll end up with inaccurate values for win_x, win_y
3382 gdk_x11_display_grab (display);
3383 XQueryPointer (xdisplay, xwindow,
3384 &root, &child, &rootx, &rooty, &winx, &winy, &xmask);
3386 if (root == xwindow)
3393 xwindow_last = xwindow;
3394 XQueryPointer (xdisplay, xwindow,
3395 &root, &xwindow, &rootx, &rooty, &winx, &winy, &xmask);
3397 gdk_x11_display_ungrab (display);
3399 window = gdk_window_lookup_for_display (GDK_SCREEN_DISPLAY(screen),
3401 *win_x = window ? winx : -1;
3402 *win_y = window ? winy : -1;
3408 * gdk_window_get_events:
3409 * @window: a #GdkWindow
3411 * Gets the event mask for @window. See gdk_window_set_events().
3413 * Return value: event mask for @window
3416 gdk_window_get_events (GdkWindow *window)
3418 XWindowAttributes attrs;
3419 GdkEventMask event_mask;
3421 g_return_val_if_fail (window != NULL, 0);
3422 g_return_val_if_fail (GDK_IS_WINDOW (window), 0);
3424 if (GDK_WINDOW_DESTROYED (window))
3428 XGetWindowAttributes (GDK_WINDOW_XDISPLAY (window),
3429 GDK_WINDOW_XID (window),
3432 event_mask = x_event_mask_to_gdk_event_mask (attrs.your_event_mask);
3433 GDK_WINDOW_OBJECT (window)->event_mask = event_mask;
3440 * gdk_window_set_events:
3441 * @window: a #GdkWindow
3442 * @event_mask: event mask for @window
3444 * The event mask for a window determines which events will be reported
3445 * for that window. For example, an event mask including #GDK_BUTTON_PRESS_MASK
3446 * means the window should report button press events. The event mask
3447 * is the bitwise OR of values from the #GdkEventMask enumeration.
3451 gdk_window_set_events (GdkWindow *window,
3452 GdkEventMask event_mask)
3457 g_return_if_fail (window != NULL);
3458 g_return_if_fail (GDK_IS_WINDOW (window));
3460 if (!GDK_WINDOW_DESTROYED (window))
3462 GDK_WINDOW_OBJECT (window)->event_mask = event_mask;
3463 xevent_mask = StructureNotifyMask | PropertyChangeMask;
3464 for (i = 0; i < _gdk_nenvent_masks; i++)
3466 if (event_mask & (1 << (i + 1)))
3467 xevent_mask |= _gdk_event_mask_table[i];
3470 XSelectInput (GDK_WINDOW_XDISPLAY (window),
3471 GDK_WINDOW_XID (window),
3477 gdk_window_add_colormap_windows (GdkWindow *window)
3479 GdkWindow *toplevel;
3480 Window *old_windows;
3481 Window *new_windows;
3484 g_return_if_fail (window != NULL);
3485 g_return_if_fail (GDK_IS_WINDOW (window));
3487 if (GDK_WINDOW_DESTROYED (window))
3489 toplevel = gdk_window_get_toplevel (window);
3492 if (!XGetWMColormapWindows (GDK_WINDOW_XDISPLAY (toplevel),
3493 GDK_WINDOW_XID (toplevel),
3494 &old_windows, &count))
3499 for (i = 0; i < count; i++)
3500 if (old_windows[i] == GDK_WINDOW_XID (window))
3502 XFree (old_windows);
3506 new_windows = g_new (Window, count + 1);
3508 for (i = 0; i < count; i++)
3509 new_windows[i] = old_windows[i];
3510 new_windows[count] = GDK_WINDOW_XID (window);
3512 XSetWMColormapWindows (GDK_WINDOW_XDISPLAY (toplevel),
3513 GDK_WINDOW_XID (toplevel),
3514 new_windows, count + 1);
3516 g_free (new_windows);
3518 XFree (old_windows);
3522 gdk_window_have_shape_ext (GdkDisplay *display)
3524 #ifdef HAVE_SHAPE_EXT
3527 return XShapeQueryExtension (GDK_DISPLAY_XDISPLAY (display),
3534 #define WARN_SHAPE_TOO_BIG() g_warning ("GdkWindow is too large to allow the use of shape masks or shape regions.")
3537 * This needs the X11 shape extension.
3538 * If not available, shaped windows will look
3539 * ugly, but programs still work. Stefan Wille
3542 * gdk_window_shape_combine_mask:
3543 * @window: a #GdkWindow
3545 * @x: X position of shape mask with respect to @window
3546 * @y: Y position of shape mask with respect to @window
3548 * Applies a shape mask to @window. Pixels in @window corresponding to
3549 * set bits in the @mask will be visible; pixels in @window
3550 * corresponding to unset bits in the @mask will be transparent. This
3551 * gives a non-rectangular window.
3553 * If @mask is %NULL, the shape mask will be unset, and the @x/@y
3554 * parameters are not used.
3556 * On the X11 platform, this uses an X server extension which is
3557 * widely available on most common platforms, but not available on
3558 * very old X servers, and occasionally the implementation will be
3559 * buggy. On servers without the shape extension, this function
3562 * This function works on both toplevel and child windows.
3566 gdk_window_shape_combine_mask (GdkWindow *window,
3571 gint xoffset, yoffset;
3573 g_return_if_fail (window != NULL);
3574 g_return_if_fail (GDK_IS_WINDOW (window));
3576 #ifdef HAVE_SHAPE_EXT
3577 if (GDK_WINDOW_DESTROYED (window))
3580 _gdk_windowing_window_get_offsets (window, &xoffset, &yoffset);
3582 if (xoffset != 0 || yoffset != 0)
3584 WARN_SHAPE_TOO_BIG ();
3588 if (gdk_window_have_shape_ext (GDK_WINDOW_DISPLAY (window)))
3592 pixmap = GDK_PIXMAP_XID (mask);
3601 XShapeCombineMask (GDK_WINDOW_XDISPLAY (window),
3602 GDK_WINDOW_XID (window),
3608 #endif /* HAVE_SHAPE_EXT */
3612 * gdk_window_shape_combine_region:
3613 * @window: a #GdkWindow
3614 * @shape_region: region of window to be non-transparent
3615 * @offset_x: X position of @shape_region in @window coordinates
3616 * @offset_y: Y position of @shape_region in @window coordinates
3618 * Makes pixels in @window outside @shape_region be transparent,
3619 * so that the window may be nonrectangular. See also
3620 * gdk_window_shape_combine_mask() to use a bitmap as the mask.
3622 * If @shape_region is %NULL, the shape will be unset, so the whole
3623 * window will be opaque again. @offset_x and @offset_y are ignored
3624 * if @shape_region is %NULL.
3626 * On the X11 platform, this uses an X server extension which is
3627 * widely available on most common platforms, but not available on
3628 * very old X servers, and occasionally the implementation will be
3629 * buggy. On servers without the shape extension, this function
3632 * This function works on both toplevel and child windows.
3636 gdk_window_shape_combine_region (GdkWindow *window,
3637 GdkRegion *shape_region,
3641 gint xoffset, yoffset;
3643 g_return_if_fail (GDK_IS_WINDOW (window));
3645 #ifdef HAVE_SHAPE_EXT
3646 if (GDK_WINDOW_DESTROYED (window))
3649 _gdk_windowing_window_get_offsets (window, &xoffset, &yoffset);
3651 if (xoffset != 0 || yoffset != 0)
3653 WARN_SHAPE_TOO_BIG ();
3657 if (shape_region == NULL)
3659 /* Use NULL mask to unset the shape */
3660 gdk_window_shape_combine_mask (window, NULL, 0, 0);
3664 if (gdk_window_have_shape_ext (GDK_WINDOW_DISPLAY (window)))
3667 XRectangle *xrects = NULL;
3669 _gdk_region_get_xrectangles (shape_region,
3673 XShapeCombineRectangles (GDK_WINDOW_XDISPLAY (window),
3674 GDK_WINDOW_XID (window),
3683 #endif /* HAVE_SHAPE_EXT */
3688 * gdk_window_set_override_redirect:
3689 * @window: a toplevel #GdkWindow
3690 * @override_redirect: %TRUE if window should be override redirect
3692 * An override redirect window is not under the control of the window manager.
3693 * This means it won't have a titlebar, won't be minimizable, etc. - it will
3694 * be entirely under the control of the application. The window manager
3695 * can't see the override redirect window at all.
3697 * Override redirect should only be used for short-lived temporary
3698 * windows, such as popup menus. #GtkMenu uses an override redirect
3699 * window in its implementation, for example.
3703 gdk_window_set_override_redirect (GdkWindow *window,
3704 gboolean override_redirect)
3706 XSetWindowAttributes attr;
3708 g_return_if_fail (window != NULL);
3709 g_return_if_fail (GDK_IS_WINDOW (window));
3711 if (!GDK_WINDOW_DESTROYED (window))
3713 GdkWindowObject *private = (GdkWindowObject *)window;
3714 GdkWindowImplX11 *impl = GDK_WINDOW_IMPL_X11 (private->impl);
3716 attr.override_redirect = (override_redirect? True : False);
3717 XChangeWindowAttributes (GDK_WINDOW_XDISPLAY (window),
3718 GDK_WINDOW_XID (window),
3722 impl->override_redirect = attr.override_redirect;
3727 * gdk_window_set_accept_focus:
3728 * @window: a toplevel #GdkWindow
3729 * @accept_focus: %TRUE if the window should receive input focus
3731 * Setting @accept_focus to %FALSE hints the desktop environment that the
3732 * window doesn't want to receive input focus.
3734 * On X, it is the responsibility of the window manager to interpret this
3735 * hint. ICCCM-compliant window manager usually respect it.
3740 gdk_window_set_accept_focus (GdkWindow *window,
3741 gboolean accept_focus)
3743 GdkWindowObject *private;
3744 g_return_if_fail (window != NULL);
3745 g_return_if_fail (GDK_IS_WINDOW (window));
3747 private = (GdkWindowObject *)window;
3749 accept_focus = accept_focus != FALSE;
3751 if (private->accept_focus != accept_focus)
3753 private->accept_focus = accept_focus;
3755 if (!GDK_WINDOW_DESTROYED (window))
3756 update_wm_hints (window, FALSE);
3761 * gdk_window_set_focus_on_map:
3762 * @window: a toplevel #GdkWindow
3763 * @focus_on_map: %TRUE if the window should receive input focus when mapped
3765 * Setting @focus_on_map to %FALSE hints the desktop environment that the
3766 * window doesn't want to receive input focus when it is mapped.
3767 * focus_on_map should be turned off for windows that aren't triggered
3768 * interactively (such as popups from network activity).
3770 * On X, it is the responsibility of the window manager to interpret
3771 * this hint. Window managers following the freedesktop.org window
3772 * manager extension specification should respect it.
3777 gdk_window_set_focus_on_map (GdkWindow *window,
3778 gboolean focus_on_map)
3780 GdkWindowObject *private;
3781 g_return_if_fail (window != NULL);
3782 g_return_if_fail (GDK_IS_WINDOW (window));
3784 private = (GdkWindowObject *)window;
3786 focus_on_map = focus_on_map != FALSE;
3788 if (private->focus_on_map != focus_on_map)
3790 private->focus_on_map = focus_on_map;
3792 if ((!GDK_WINDOW_DESTROYED (window)) && (!private->focus_on_map))
3793 gdk_x11_window_set_user_time (window, 0);
3798 * gdk_x11_window_set_user_time:
3799 * @window: A toplevel #GdkWindow
3800 * @timestamp: An XServer timestamp to which the property should be set
3802 * The application can use this call to update the _NET_WM_USER_TIME
3803 * property on a toplevel window. This property stores an Xserver
3804 * time which represents the time of the last user input event
3805 * received for this window. This property may be used by the window
3806 * manager to alter the focus, stacking, and/or placement behavior of
3807 * windows when they are mapped depending on whether the new window
3808 * was created by a user action or is a "pop-up" window activated by a
3809 * timer or some other event.
3811 * Note that this property is automatically updated by GDK, so this
3812 * function should only be used by applications which handle input
3813 * events bypassing GDK.
3818 gdk_x11_window_set_user_time (GdkWindow *window,
3821 GdkDisplay *display;
3822 GdkDisplayX11 *display_x11;
3823 GdkToplevelX11 *toplevel;
3824 glong timestamp_long = (glong)timestamp;
3826 g_return_if_fail (window != NULL);
3827 g_return_if_fail (GDK_IS_WINDOW (window));
3829 if (GDK_WINDOW_DESTROYED (window))
3832 display = gdk_drawable_get_display (window);
3833 display_x11 = GDK_DISPLAY_X11 (display);
3834 toplevel = _gdk_x11_window_get_toplevel (window);
3836 XChangeProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window),
3837 gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_USER_TIME"),
3838 XA_CARDINAL, 32, PropModeReplace,
3839 (guchar *)×tamp_long, 1);
3841 if (timestamp_long != GDK_CURRENT_TIME)
3842 display_x11->user_time = timestamp_long;
3844 toplevel->user_time = timestamp_long;
3848 * gdk_window_set_icon_list:
3849 * @window: The #GdkWindow toplevel window to set the icon of.
3850 * @pixbufs: A list of pixbufs, of different sizes.
3852 * Sets a list of icons for the window. One of these will be used
3853 * to represent the window when it has been iconified. The icon is
3854 * usually shown in an icon box or some sort of task bar. Which icon
3855 * size is shown depends on the window manager. The window manager
3856 * can scale the icon but setting several size icons can give better
3857 * image quality since the window manager may only need to scale the
3858 * icon by a small amount or not at all.
3862 gdk_window_set_icon_list (GdkWindow *window,
3871 gint width, height, stride;
3874 GdkDisplay *display;
3876 g_return_if_fail (GDK_IS_WINDOW (window));
3878 if (GDK_WINDOW_DESTROYED (window))
3881 display = gdk_drawable_get_display (window);
3889 g_return_if_fail (GDK_IS_PIXBUF (pixbuf));
3891 width = gdk_pixbuf_get_width (pixbuf);
3892 height = gdk_pixbuf_get_height (pixbuf);
3894 size += 2 + width * height;
3896 l = g_list_next (l);
3899 data = g_malloc (size * sizeof (gulong));
3907 width = gdk_pixbuf_get_width (pixbuf);
3908 height = gdk_pixbuf_get_height (pixbuf);
3909 stride = gdk_pixbuf_get_rowstride (pixbuf);
3910 n_channels = gdk_pixbuf_get_n_channels (pixbuf);
3915 pixels = gdk_pixbuf_get_pixels (pixbuf);
3917 for (y = 0; y < height; y++)
3919 for (x = 0; x < width; x++)
3923 r = pixels[y*stride + x*n_channels + 0];
3924 g = pixels[y*stride + x*n_channels + 1];
3925 b = pixels[y*stride + x*n_channels + 2];
3926 if (n_channels >= 4)
3927 a = pixels[y*stride + x*n_channels + 3];
3931 *p++ = a << 24 | r << 16 | g << 8 | b ;
3935 l = g_list_next (l);
3940 XChangeProperty (GDK_DISPLAY_XDISPLAY (display),
3941 GDK_WINDOW_XID (window),
3942 gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON"),
3945 (guchar*) data, size);
3949 XDeleteProperty (GDK_DISPLAY_XDISPLAY (display),
3950 GDK_WINDOW_XID (window),
3951 gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON"));
3958 * gdk_window_set_icon:
3959 * @window: a toplevel #GdkWindow
3960 * @icon_window: a #GdkWindow to use for the icon, or %NULL to unset
3961 * @pixmap: a #GdkPixmap to use as the icon, or %NULL to unset
3962 * @mask: a 1-bit pixmap (#GdkBitmap) to use as mask for @pixmap, or %NULL to have none
3964 * Sets the icon of @window as a pixmap or window. If using GTK+, investigate
3965 * gtk_window_set_default_icon_list() first, and then gtk_window_set_icon_list()
3966 * and gtk_window_set_icon(). If those don't meet your needs, look at
3967 * gdk_window_set_icon_list(). Only if all those are too high-level do you
3968 * want to fall back to gdk_window_set_icon().
3972 gdk_window_set_icon (GdkWindow *window,
3973 GdkWindow *icon_window,
3977 GdkToplevelX11 *toplevel;
3979 g_return_if_fail (window != NULL);
3980 g_return_if_fail (GDK_IS_WINDOW (window));
3981 g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD);
3983 if (GDK_WINDOW_DESTROYED (window))
3986 toplevel = _gdk_x11_window_get_toplevel (window);
3988 if (toplevel->icon_window != icon_window)
3990 if (toplevel->icon_window)
3991 g_object_unref (toplevel->icon_window);
3992 toplevel->icon_window = g_object_ref (icon_window);
3995 if (toplevel->icon_pixmap != pixmap)
3998 g_object_ref (pixmap);
3999 if (toplevel->icon_pixmap)
4000 g_object_unref (toplevel->icon_pixmap);
4001 toplevel->icon_pixmap = pixmap;
4004 if (toplevel->icon_mask != mask)
4007 g_object_ref (mask);
4008 if (toplevel->icon_mask)
4009 g_object_unref (toplevel->icon_mask);
4010 toplevel->icon_mask = mask;
4013 update_wm_hints (window, FALSE);
4017 gdk_window_icon_name_set (GdkWindow *window)
4019 return GPOINTER_TO_UINT (g_object_get_qdata (G_OBJECT (window),
4020 g_quark_from_static_string ("gdk-icon-name-set")));
4024 * gdk_window_set_icon_name:
4025 * @window: a toplevel #GdkWindow
4026 * @name: name of window while iconified (minimized)
4028 * Windows may have a name used while minimized, distinct from the
4029 * name they display in their titlebar. Most of the time this is a bad
4030 * idea from a user interface standpoint. But you can set such a name
4031 * with this function, if you like.
4035 gdk_window_set_icon_name (GdkWindow *window,
4038 GdkDisplay *display;
4040 g_return_if_fail (window != NULL);
4041 g_return_if_fail (GDK_IS_WINDOW (window));
4043 if (GDK_WINDOW_DESTROYED (window))
4046 display = gdk_drawable_get_display (window);
4048 g_object_set_qdata (G_OBJECT (window), g_quark_from_static_string ("gdk-icon-name-set"),
4049 GUINT_TO_POINTER (TRUE));
4051 XChangeProperty (GDK_DISPLAY_XDISPLAY (display),
4052 GDK_WINDOW_XID (window),
4053 gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_ICON_NAME"),
4054 gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8,
4055 PropModeReplace, name, strlen (name));
4057 set_text_property (display, GDK_WINDOW_XID (window),
4058 gdk_x11_get_xatom_by_name_for_display (display, "WM_ICON_NAME"),
4063 * gdk_window_iconify:
4064 * @window: a toplevel #GdkWindow
4066 * Asks to iconify (minimize) @window. The window manager may choose
4067 * to ignore the request, but normally will honor it. Using
4068 * gtk_window_iconify() is preferred, if you have a #GtkWindow widget.
4070 * This function only makes sense when @window is a toplevel window.
4074 gdk_window_iconify (GdkWindow *window)
4076 GdkWindowObject *private;
4078 g_return_if_fail (window != NULL);
4079 g_return_if_fail (GDK_IS_WINDOW (window));
4081 if (GDK_WINDOW_DESTROYED (window))
4084 private = (GdkWindowObject*) window;
4086 if (GDK_WINDOW_IS_MAPPED (window))
4088 XIconifyWindow (GDK_WINDOW_XDISPLAY (window),
4089 GDK_WINDOW_XWINDOW (window),
4090 gdk_screen_get_number (GDK_WINDOW_SCREEN (window)));
4094 /* Flip our client side flag, the real work happens on map. */
4095 gdk_synthesize_window_state (window,
4097 GDK_WINDOW_STATE_ICONIFIED);
4102 * gdk_window_deiconify:
4103 * @window: a toplevel #GdkWindow
4105 * Attempt to deiconify (unminimize) @window. On X11 the window manager may
4106 * choose to ignore the request to deiconify. When using GTK+,
4107 * use gtk_window_deiconify() instead of the #GdkWindow variant. Or better yet,
4108 * you probably want to use gtk_window_present(), which raises the window, focuses it,
4109 * unminimizes it, and puts it on the current desktop.
4113 gdk_window_deiconify (GdkWindow *window)
4115 GdkWindowObject *private;
4117 g_return_if_fail (window != NULL);
4118 g_return_if_fail (GDK_IS_WINDOW (window));
4120 if (GDK_WINDOW_DESTROYED (window))
4123 private = (GdkWindowObject*) window;
4125 if (GDK_WINDOW_IS_MAPPED (window))
4127 gdk_window_show (window);
4131 /* Flip our client side flag, the real work happens on map. */
4132 gdk_synthesize_window_state (window,
4133 GDK_WINDOW_STATE_ICONIFIED,
4140 * @window: a toplevel #GdkWindow
4142 * "Pins" a window such that it's on all workspaces and does not scroll
4143 * with viewports, for window managers that have scrollable viewports.
4144 * (When using #GtkWindow, gtk_window_stick() may be more useful.)
4146 * On the X11 platform, this function depends on window manager
4147 * support, so may have no effect with many window managers. However,
4148 * GDK will do the best it can to convince the window manager to stick
4149 * the window. For window managers that don't support this operation,
4150 * there's nothing you can do to force it to happen.
4154 gdk_window_stick (GdkWindow *window)
4156 g_return_if_fail (GDK_IS_WINDOW (window));
4158 if (GDK_WINDOW_DESTROYED (window))
4161 if (GDK_WINDOW_IS_MAPPED (window))
4163 /* "stick" means stick to all desktops _and_ do not scroll with the
4164 * viewport. i.e. glue to the monitor glass in all cases.
4169 /* Request stick during viewport scroll */
4170 gdk_wmspec_change_state (TRUE, window,
4171 gdk_atom_intern ("_NET_WM_STATE_STICKY", FALSE),
4174 /* Request desktop 0xFFFFFFFF */
4175 xev.xclient.type = ClientMessage;
4176 xev.xclient.serial = 0;
4177 xev.xclient.send_event = True;
4178 xev.xclient.window = GDK_WINDOW_XWINDOW (window);
4179 xev.xclient.display = GDK_WINDOW_XDISPLAY (window);
4180 xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window),
4182 xev.xclient.format = 32;
4184 xev.xclient.data.l[0] = 0xFFFFFFFF;
4185 xev.xclient.data.l[1] = 0;
4186 xev.xclient.data.l[2] = 0;
4187 xev.xclient.data.l[3] = 0;
4188 xev.xclient.data.l[4] = 0;
4190 XSendEvent (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XROOTWIN (window), False,
4191 SubstructureRedirectMask | SubstructureNotifyMask,
4196 /* Flip our client side flag, the real work happens on map. */
4197 gdk_synthesize_window_state (window,
4199 GDK_WINDOW_STATE_STICKY);
4204 * gdk_window_unstick:
4205 * @window: a toplevel #GdkWindow
4207 * Reverse operation for gdk_window_stick(); see gdk_window_stick(),
4208 * and gtk_window_unstick().
4212 gdk_window_unstick (GdkWindow *window)
4214 g_return_if_fail (GDK_IS_WINDOW (window));
4216 if (GDK_WINDOW_DESTROYED (window))
4219 if (GDK_WINDOW_IS_MAPPED (window))
4227 gulong *current_desktop;
4228 GdkDisplay *display = gdk_drawable_get_display (window);
4230 /* Request unstick from viewport */
4231 gdk_wmspec_change_state (FALSE, window,
4232 gdk_atom_intern ("_NET_WM_STATE_STICKY", FALSE),
4235 /* Get current desktop, then set it; this is a race, but not
4236 * one that matters much in practice.
4238 XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XROOTWIN (window),
4239 gdk_x11_get_xatom_by_name_for_display (display, "_NET_CURRENT_DESKTOP"),
4241 False, XA_CARDINAL, &type, &format, &nitems,
4242 &bytes_after, &data);
4244 if (type == XA_CARDINAL)
4246 current_desktop = (gulong *)data;
4248 xev.xclient.type = ClientMessage;
4249 xev.xclient.serial = 0;
4250 xev.xclient.send_event = True;
4251 xev.xclient.window = GDK_WINDOW_XWINDOW (window);
4252 xev.xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP");
4253 xev.xclient.format = 32;
4255 xev.xclient.data.l[0] = *current_desktop;
4256 xev.xclient.data.l[1] = 0;
4257 xev.xclient.data.l[2] = 0;
4258 xev.xclient.data.l[3] = 0;
4259 xev.xclient.data.l[4] = 0;
4261 XSendEvent (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XROOTWIN (window), False,
4262 SubstructureRedirectMask | SubstructureNotifyMask,
4265 XFree (current_desktop);
4270 /* Flip our client side flag, the real work happens on map. */
4271 gdk_synthesize_window_state (window,
4272 GDK_WINDOW_STATE_STICKY,
4279 * gdk_window_maximize:
4280 * @window: a toplevel #GdkWindow
4282 * Maximizes the window. If the window was already maximized, then
4283 * this function does nothing.
4285 * On X11, asks the window manager to maximize @window, if the window
4286 * manager supports this operation. Not all window managers support
4287 * this, and some deliberately ignore it or don't have a concept of
4288 * "maximized"; so you can't rely on the maximization actually
4289 * happening. But it will happen with most standard window managers,
4290 * and GDK makes a best effort to get it to happen.
4292 * On Windows, reliably maximizes the window.
4296 gdk_window_maximize (GdkWindow *window)
4298 g_return_if_fail (GDK_IS_WINDOW (window));
4300 if (GDK_WINDOW_DESTROYED (window))
4303 if (GDK_WINDOW_IS_MAPPED (window))
4304 gdk_wmspec_change_state (TRUE, window,
4305 gdk_atom_intern ("_NET_WM_STATE_MAXIMIZED_VERT", FALSE),
4306 gdk_atom_intern ("_NET_WM_STATE_MAXIMIZED_HORZ", FALSE));
4308 gdk_synthesize_window_state (window,
4310 GDK_WINDOW_STATE_MAXIMIZED);
4314 * gdk_window_unmaximize:
4315 * @window: a toplevel #GdkWindow
4317 * Unmaximizes the window. If the window wasn't maximized, then this
4318 * function does nothing.
4320 * On X11, asks the window manager to unmaximize @window, if the
4321 * window manager supports this operation. Not all window managers
4322 * support this, and some deliberately ignore it or don't have a
4323 * concept of "maximized"; so you can't rely on the unmaximization
4324 * actually happening. But it will happen with most standard window
4325 * managers, and GDK makes a best effort to get it to happen.
4327 * On Windows, reliably unmaximizes the window.
4331 gdk_window_unmaximize (GdkWindow *window)
4333 g_return_if_fail (GDK_IS_WINDOW (window));
4335 if (GDK_WINDOW_DESTROYED (window))
4338 if (GDK_WINDOW_IS_MAPPED (window))
4339 gdk_wmspec_change_state (FALSE, window,
4340 gdk_atom_intern ("_NET_WM_STATE_MAXIMIZED_VERT", FALSE),
4341 gdk_atom_intern ("_NET_WM_STATE_MAXIMIZED_HORZ", FALSE));
4343 gdk_synthesize_window_state (window,
4344 GDK_WINDOW_STATE_MAXIMIZED,
4349 * gdk_window_fullscreen:
4350 * @window: a toplevel #GdkWindow
4352 * Moves the window into fullscreen mode. This means the
4353 * window covers the entire screen and is above any panels
4356 * If the window was already fullscreen, then this function does nothing.
4358 * On X11, asks the window manager to put @window in a fullscreen
4359 * state, if the window manager supports this operation. Not all
4360 * window managers support this, and some deliberately ignore it or
4361 * don't have a concept of "fullscreen"; so you can't rely on the
4362 * fullscreenification actually happening. But it will happen with
4363 * most standard window managers, and GDK makes a best effort to get
4369 gdk_window_fullscreen (GdkWindow *window)
4371 g_return_if_fail (GDK_IS_WINDOW (window));
4373 if (GDK_WINDOW_DESTROYED (window))
4376 if (GDK_WINDOW_IS_MAPPED (window))
4377 gdk_wmspec_change_state (TRUE, window,
4378 gdk_atom_intern ("_NET_WM_STATE_FULLSCREEN", FALSE),
4382 gdk_synthesize_window_state (window,
4384 GDK_WINDOW_STATE_FULLSCREEN);
4388 * gdk_window_unfullscreen:
4389 * @window: a toplevel #GdkWindow
4391 * Moves the window out of fullscreen mode. If the window was not
4392 * fullscreen, does nothing.
4394 * On X11, asks the window manager to move @window out of the fullscreen
4395 * state, if the window manager supports this operation. Not all
4396 * window managers support this, and some deliberately ignore it or
4397 * don't have a concept of "fullscreen"; so you can't rely on the
4398 * unfullscreenification actually happening. But it will happen with
4399 * most standard window managers, and GDK makes a best effort to get
4405 gdk_window_unfullscreen (GdkWindow *window)
4407 g_return_if_fail (GDK_IS_WINDOW (window));
4409 if (GDK_WINDOW_DESTROYED (window))
4412 if (GDK_WINDOW_IS_MAPPED (window))
4413 gdk_wmspec_change_state (FALSE, window,
4414 gdk_atom_intern ("_NET_WM_STATE_FULLSCREEN", FALSE),
4418 gdk_synthesize_window_state (window,
4419 GDK_WINDOW_STATE_FULLSCREEN,
4424 * gdk_window_set_keep_above:
4425 * @window: a toplevel #GdkWindow
4426 * @setting: whether to keep @window above other windows
4428 * Set if @window must be kept above other windows. If the
4429 * window was already above, then this function does nothing.
4431 * On X11, asks the window manager to keep @window above, if the window
4432 * manager supports this operation. Not all window managers support
4433 * this, and some deliberately ignore it or don't have a concept of
4434 * "keep above"; so you can't rely on the window being kept above.
4435 * But it will happen with most standard window managers,
4436 * and GDK makes a best effort to get it to happen.
4441 gdk_window_set_keep_above (GdkWindow *window, gboolean setting)
4443 g_return_if_fail (GDK_IS_WINDOW (window));
4445 if (GDK_WINDOW_DESTROYED (window))
4448 if (GDK_WINDOW_IS_MAPPED (window))
4451 gdk_wmspec_change_state (FALSE, window,
4452 gdk_atom_intern ("_NET_WM_STATE_BELOW", FALSE),
4454 gdk_wmspec_change_state (setting, window,
4455 gdk_atom_intern ("_NET_WM_STATE_ABOVE", FALSE),
4459 gdk_synthesize_window_state (window,
4460 setting ? GDK_WINDOW_STATE_BELOW : GDK_WINDOW_STATE_ABOVE,
4461 setting ? GDK_WINDOW_STATE_ABOVE : 0);
4465 * gdk_window_set_keep_below:
4466 * @window: a toplevel #GdkWindow
4467 * @setting: whether to keep @window below other windows
4469 * Set if @window must be kept below other windows. If the
4470 * window was already below, then this function does nothing.
4472 * On X11, asks the window manager to keep @window below, if the window
4473 * manager supports this operation. Not all window managers support
4474 * this, and some deliberately ignore it or don't have a concept of
4475 * "keep below"; so you can't rely on the window being kept below.
4476 * But it will happen with most standard window managers,
4477 * and GDK makes a best effort to get it to happen.
4482 gdk_window_set_keep_below (GdkWindow *window, gboolean setting)
4484 g_return_if_fail (GDK_IS_WINDOW (window));
4486 if (GDK_WINDOW_DESTROYED (window))
4489 if (GDK_WINDOW_IS_MAPPED (window))
4492 gdk_wmspec_change_state (FALSE, window,
4493 gdk_atom_intern ("_NET_WM_STATE_ABOVE", FALSE),
4495 gdk_wmspec_change_state (setting, window,
4496 gdk_atom_intern ("_NET_WM_STATE_BELOW", FALSE),
4500 gdk_synthesize_window_state (window,
4501 setting ? GDK_WINDOW_STATE_ABOVE : GDK_WINDOW_STATE_BELOW,
4502 setting ? GDK_WINDOW_STATE_BELOW : 0);
4506 * gdk_window_get_group:
4507 * @window: a toplevel #GdkWindow
4509 * Returns the group leader window for @window. See gdk_window_set_group().
4511 * Return value: the group leader window for @window
4516 gdk_window_get_group (GdkWindow *window)
4518 GdkToplevelX11 *toplevel;
4520 g_return_val_if_fail (window != NULL, NULL);
4521 g_return_val_if_fail (GDK_IS_WINDOW (window), NULL);
4522 g_return_val_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD, NULL);
4524 if (GDK_WINDOW_DESTROYED (window))
4527 toplevel = _gdk_x11_window_get_toplevel (window);
4529 return toplevel->group_leader;
4533 * gdk_window_set_group:
4534 * @window: a toplevel #GdkWindow
4535 * @leader: group leader window, or %NULL to restore the default group leader window
4537 * Sets the group leader window for @window. By default,
4538 * GDK sets the group leader for all toplevel windows
4539 * to a global window implicitly created by GDK. With this function
4540 * you can override this default.
4542 * The group leader window allows the window manager to distinguish
4543 * all windows that belong to a single application. It may for example
4544 * allow users to minimize/unminimize all windows belonging to an
4545 * application at once. You should only set a non-default group window
4546 * if your application pretends to be multiple applications.
4549 gdk_window_set_group (GdkWindow *window,
4552 GdkToplevelX11 *toplevel;
4554 g_return_if_fail (window != NULL);
4555 g_return_if_fail (GDK_IS_WINDOW (window));
4556 g_return_if_fail (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD);
4557 g_return_if_fail (leader == NULL || GDK_IS_WINDOW (leader));
4559 if (GDK_WINDOW_DESTROYED (window) || (leader != NULL && GDK_WINDOW_DESTROYED (leader)))
4562 toplevel = _gdk_x11_window_get_toplevel (window);
4565 leader = gdk_display_get_default_group (gdk_drawable_get_display (window));
4567 if (toplevel->group_leader != leader)
4569 if (toplevel->group_leader)
4570 g_object_unref (toplevel->group_leader);
4571 toplevel->group_leader = g_object_ref (leader);
4572 (_gdk_x11_window_get_toplevel (leader))->is_leader = TRUE;
4575 update_wm_hints (window, FALSE);
4578 static MotifWmHints *
4579 gdk_window_get_mwm_hints (GdkWindow *window)
4581 GdkDisplay *display;
4582 Atom hints_atom = None;
4589 if (GDK_WINDOW_DESTROYED (window))
4592 display = gdk_drawable_get_display (window);
4594 hints_atom = gdk_x11_get_xatom_by_name_for_display (display, _XA_MOTIF_WM_HINTS);
4596 XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window),
4597 hints_atom, 0, sizeof (MotifWmHints)/sizeof (long),
4598 False, AnyPropertyType, &type, &format, &nitems,
4599 &bytes_after, &data);
4604 return (MotifWmHints *)data;
4608 gdk_window_set_mwm_hints (GdkWindow *window,
4609 MotifWmHints *new_hints)
4611 GdkDisplay *display;
4612 Atom hints_atom = None;
4614 MotifWmHints *hints;
4620 if (GDK_WINDOW_DESTROYED (window))
4623 display = gdk_drawable_get_display (window);
4625 hints_atom = gdk_x11_get_xatom_by_name_for_display (display, _XA_MOTIF_WM_HINTS);
4627 XGetWindowProperty (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window),
4628 hints_atom, 0, sizeof (MotifWmHints)/sizeof (long),
4629 False, AnyPropertyType, &type, &format, &nitems,
4630 &bytes_after, &data);
4636 hints = (MotifWmHints *)data;
4638 if (new_hints->flags & MWM_HINTS_FUNCTIONS)
4640 hints->flags |= MWM_HINTS_FUNCTIONS;
4641 hints->functions = new_hints->functions;
4643 if (new_hints->flags & MWM_HINTS_DECORATIONS)
4645 hints->flags |= MWM_HINTS_DECORATIONS;
4646 hints->decorations = new_hints->decorations;
4650 XChangeProperty (GDK_WINDOW_XDISPLAY (window), GDK_WINDOW_XID (window),
4651 hints_atom, hints_atom, 32, PropModeReplace,
4652 (guchar *)hints, sizeof (MotifWmHints)/sizeof (long));
4654 if (hints != new_hints)
4659 * gdk_window_set_decorations:
4660 * @window: a toplevel #GdkWindow
4661 * @decorations: decoration hint mask
4663 * "Decorations" are the features the window manager adds to a toplevel #GdkWindow.
4664 * This function sets the traditional Motif window manager hints that tell the
4665 * window manager which decorations you would like your window to have.
4666 * Usually you should use gtk_window_set_decorated() on a #GtkWindow instead of
4667 * using the GDK function directly.
4669 * The @decorations argument is the logical OR of the fields in
4670 * the #GdkWMDecoration enumeration. If #GDK_DECOR_ALL is included in the
4671 * mask, the other bits indicate which decorations should be turned off.
4672 * If #GDK_DECOR_ALL is not included, then the other bits indicate
4673 * which decorations should be turned on.
4675 * Most window managers honor a decorations hint of 0 to disable all decorations,
4676 * but very few honor all possible combinations of bits.
4680 gdk_window_set_decorations (GdkWindow *window,
4681 GdkWMDecoration decorations)
4685 g_return_if_fail (window != NULL);
4686 g_return_if_fail (GDK_IS_WINDOW (window));
4688 hints.flags = MWM_HINTS_DECORATIONS;
4689 hints.decorations = decorations;
4691 gdk_window_set_mwm_hints (window, &hints);
4695 * gdk_window_get_decorations:
4696 * @window: The toplevel #GdkWindow to get the decorations from
4697 * @decorations: The window decorations will be written here
4699 * Returns the decorations set on the GdkWindow with #gdk_window_set_decorations
4700 * Returns: TRUE if the window has decorations set, FALSE otherwise.
4703 gdk_window_get_decorations(GdkWindow *window,
4704 GdkWMDecoration *decorations)
4706 MotifWmHints *hints;
4707 gboolean result = FALSE;
4709 g_return_val_if_fail (GDK_IS_WINDOW (window), FALSE);
4711 hints = gdk_window_get_mwm_hints (window);
4715 if (hints->flags & MWM_HINTS_DECORATIONS)
4718 *decorations = hints->decorations;
4729 * gdk_window_set_functions:
4730 * @window: a toplevel #GdkWindow
4731 * @functions: bitmask of operations to allow on @window
4733 * This function isn't really good for much. It sets the traditional
4734 * Motif window manager hint for which operations the window manager
4735 * should allow on a toplevel window. However, few window managers do
4736 * anything reliable or interesting with this hint. Many ignore it
4739 * The @functions argument is the logical OR of values from the
4740 * #GdkWMFunction enumeration. If the bitmask includes #GDK_FUNC_ALL,
4741 * then the other bits indicate which functions to disable; if
4742 * it doesn't include #GDK_FUNC_ALL, it indicates which functions to
4747 gdk_window_set_functions (GdkWindow *window,
4748 GdkWMFunction functions)
4752 g_return_if_fail (window != NULL);
4753 g_return_if_fail (GDK_IS_WINDOW (window));
4755 hints.flags = MWM_HINTS_FUNCTIONS;
4756 hints.functions = functions;
4758 gdk_window_set_mwm_hints (window, &hints);
4761 #ifdef HAVE_SHAPE_EXT
4764 * propagate the shapes from all child windows of a GDK window to the parent
4765 * window. Shamelessly ripped from Enlightenment's code
4773 struct _gdk_span *next;
4777 gdk_add_to_span (struct _gdk_span **s,
4781 struct _gdk_span *ptr1, *ptr2, *noo, *ss;
4788 /* scan the spans for this line */
4791 /* -- -> new span */
4792 /* == -> existing span */
4793 /* ## -> spans intersect */
4794 /* if we are in the middle of spanning the span into the line */
4797 /* case: ---- ==== */
4798 if (xx < ptr1->start - 1)
4800 /* ends before next span - extend to here */
4804 /* case: ----##=== */
4805 else if (xx <= ptr1->end)
4807 /* crosses into next span - delete next span and append */
4808 ss->end = ptr1->end;
4809 ss->next = ptr1->next;
4813 /* case: ---###--- */
4816 /* overlaps next span - delete and keep checking */
4817 ss->next = ptr1->next;
4822 /* otherwise havent started spanning it in yet */
4825 /* case: ---- ==== */
4826 if (xx < ptr1->start - 1)
4828 /* insert span here in list */
4829 noo = g_malloc (sizeof (struct _gdk_span));
4843 /* case: ----##=== */
4844 else if ((x < ptr1->start) && (xx <= ptr1->end))
4846 /* expand this span to the left point of the new one */
4850 /* case: ===###=== */
4851 else if ((x >= ptr1->start) && (xx <= ptr1->end))
4853 /* throw the span away */
4856 /* case: ---###--- */
4857 else if ((x < ptr1->start) && (xx > ptr1->end))
4864 /* case: ===##---- */
4865 else if ((x >= ptr1->start) && (x <= ptr1->end + 1) && (xx > ptr1->end))
4871 /* case: ==== ---- */
4872 /* case handled by next loop iteration - first case */
4877 /* it started in the middle but spans beyond your current list */
4883 /* it does not start inside a span or in the middle, so add it to the end */
4884 noo = g_malloc (sizeof (struct _gdk_span));
4892 noo->next = ptr2->next;
4905 gdk_add_rectangles (Display *disp,
4907 struct _gdk_span **spans,
4914 gint x1, y1, x2, y2;
4918 rl = XShapeGetRectangles (disp, win, ShapeBounding, &rn, &ord);
4921 /* go through all clip rects in this window's shape */
4922 for (k = 0; k < rn; k++)
4924 /* for each clip rect, add it to each line's spans */
4926 x2 = x + rl[k].x + (rl[k].width - 1);
4928 y2 = y + rl[k].y + (rl[k].height - 1);
4937 for (a = y1; a <= y2; a++)
4940 gdk_add_to_span (&spans[a], x1, x2);
4948 gdk_propagate_shapes (Display *disp,
4952 Window rt, par, *list = NULL;
4953 gint i, j, num = 0, num_rects = 0;
4957 XRectangle *rects = NULL;
4958 struct _gdk_span **spans = NULL, *ptr1, *ptr2, *ptr3;
4959 XWindowAttributes xatt;
4961 XGetGeometry (disp, win, &rt, &x, &y, &w, &h, &d, &d);
4966 spans = g_malloc (sizeof (struct _gdk_span *) * h);
4968 for (i = 0; i < h; i++)
4970 XQueryTree (disp, win, &rt, &par, &list, (unsigned int *)&num);
4973 /* go through all child windows and create/insert spans */
4974 for (i = 0; i < num; i++)
4976 if (XGetWindowAttributes (disp, list[i], &xatt) && (xatt.map_state != IsUnmapped))
4977 if (XGetGeometry (disp, list[i], &rt, &x, &y, &w, &h, &d, &d))
4978 gdk_add_rectangles (disp, list[i], spans, basew, baseh, x, y);
4981 gdk_add_rectangles (disp, win, spans, basew, baseh, x, y);
4983 /* go through the spans list and build a list of rects */
4984 rects = g_malloc (sizeof (XRectangle) * 256);
4986 for (i = 0; i < baseh; i++)
4989 /* go through the line for all spans */
4992 rects[num_rects].x = ptr1->start;
4993 rects[num_rects].y = i;
4994 rects[num_rects].width = ptr1->end - ptr1->start + 1;
4995 rects[num_rects].height = 1;
4997 /* if there are more lines */
4999 /* while contigous rects (same start/end coords) exist */
5000 while ((contig) && (j < baseh))
5002 /* search next line for spans matching this one */
5008 /* if we have an exact span match set contig */
5009 if ((ptr2->start == ptr1->start) &&
5010 (ptr2->end == ptr1->end))
5013 /* remove the span - not needed */
5016 ptr3->next = ptr2->next;
5022 spans[j] = ptr2->next;
5028 /* gone past the span point no point looking */
5029 else if (ptr2->start < ptr1->start)
5037 /* if a contiguous span was found increase the rect h */
5040 rects[num_rects].height++;
5044 /* up the rect count */
5046 /* every 256 new rects increase the rect array */
5047 if ((num_rects % 256) == 0)
5048 rects = g_realloc (rects, sizeof (XRectangle) * (num_rects + 256));
5052 /* set the rects as the shape mask */
5055 XShapeCombineRectangles (disp, win, ShapeBounding, 0, 0, rects, num_rects,
5056 ShapeSet, YXSorted);
5061 /* free up all the spans we made */
5062 for (i = 0; i < baseh; i++)
5075 #endif /* HAVE_SHAPE_EXT */
5078 * gdk_window_set_child_shapes:
5079 * @window: a #GdkWindow
5081 * Sets the shape mask of @window to the union of shape masks
5082 * for all children of @window, ignoring the shape mask of @window
5083 * itself. Contrast with gdk_window_merge_child_shapes() which includes
5084 * the shape mask of @window in the masks to be merged.
5087 gdk_window_set_child_shapes (GdkWindow *window)
5089 g_return_if_fail (window != NULL);
5090 g_return_if_fail (GDK_IS_WINDOW (window));
5092 #ifdef HAVE_SHAPE_EXT
5093 if (!GDK_WINDOW_DESTROYED (window) &&
5094 gdk_window_have_shape_ext (GDK_WINDOW_DISPLAY (window)))
5095 gdk_propagate_shapes (GDK_WINDOW_XDISPLAY (window),
5096 GDK_WINDOW_XID (window), FALSE);
5101 * gdk_window_merge_child_shapes:
5102 * @window: a #GdkWindow
5104 * Merges the shape masks for any child windows into the
5105 * shape mask for @window. i.e. the union of all masks
5106 * for @window and its children will become the new mask
5107 * for @window. See gdk_window_shape_combine_mask().
5109 * This function is distinct from gdk_window_set_child_shapes()
5110 * because it includes @window's shape mask in the set of shapes to
5115 gdk_window_merge_child_shapes (GdkWindow *window)
5117 g_return_if_fail (window != NULL);
5118 g_return_if_fail (GDK_IS_WINDOW (window));
5120 #ifdef HAVE_SHAPE_EXT
5121 if (!GDK_WINDOW_DESTROYED (window) &&
5122 gdk_window_have_shape_ext (GDK_WINDOW_DISPLAY (window)))
5123 gdk_propagate_shapes (GDK_WINDOW_XDISPLAY (window),
5124 GDK_WINDOW_XID (window), TRUE);
5129 gdk_window_set_static_bit_gravity (GdkWindow *window, gboolean on)
5131 XSetWindowAttributes xattributes;
5132 GdkWindowObject *private;
5133 guint xattributes_mask = 0;
5135 g_return_if_fail (window != NULL);
5137 private = GDK_WINDOW_OBJECT (window);
5138 if (private->input_only)
5141 xattributes.bit_gravity = StaticGravity;
5142 xattributes_mask |= CWBitGravity;
5143 xattributes.bit_gravity = on ? StaticGravity : ForgetGravity;
5144 XChangeWindowAttributes (GDK_WINDOW_XDISPLAY (window),
5145 GDK_WINDOW_XID (window),
5146 CWBitGravity, &xattributes);
5150 gdk_window_set_static_win_gravity (GdkWindow *window, gboolean on)
5152 XSetWindowAttributes xattributes;
5154 g_return_if_fail (window != NULL);
5156 xattributes.win_gravity = on ? StaticGravity : NorthWestGravity;
5158 XChangeWindowAttributes (GDK_WINDOW_XDISPLAY (window),
5159 GDK_WINDOW_XID (window),
5160 CWWinGravity, &xattributes);
5164 * gdk_window_set_static_gravities:
5165 * @window: a #GdkWindow
5166 * @use_static: %TRUE to turn on static gravity
5168 * Set the bit gravity of the given window to static, and flag it so
5169 * all children get static subwindow gravity. This is used if you are
5170 * implementing scary features that involve deep knowledge of the
5171 * windowing system. Don't worry about it unless you have to.
5173 * Return value: %TRUE if the server supports static gravity
5176 gdk_window_set_static_gravities (GdkWindow *window,
5177 gboolean use_static)
5179 GdkWindowObject *private = (GdkWindowObject *)window;
5182 g_return_val_if_fail (window != NULL, FALSE);
5183 g_return_val_if_fail (GDK_IS_WINDOW (window), FALSE);
5185 if (!use_static == !private->guffaw_gravity)
5188 private->guffaw_gravity = use_static;
5190 if (!GDK_WINDOW_DESTROYED (window))
5192 gdk_window_set_static_bit_gravity (window, use_static);
5194 tmp_list = private->children;
5197 gdk_window_set_static_win_gravity (tmp_list->data, use_static);
5199 tmp_list = tmp_list->next;
5207 wmspec_moveresize (GdkWindow *window,
5213 GdkDisplay *display = GDK_WINDOW_DISPLAY (window);
5217 /* Release passive grab */
5218 gdk_display_pointer_ungrab (display, timestamp);
5220 xev.xclient.type = ClientMessage;
5221 xev.xclient.serial = 0;
5222 xev.xclient.send_event = True;
5223 xev.xclient.window = GDK_WINDOW_XID (window);
5224 xev.xclient.message_type =
5225 gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_MOVERESIZE");
5226 xev.xclient.format = 32;
5227 xev.xclient.data.l[0] = root_x;
5228 xev.xclient.data.l[1] = root_y;
5229 xev.xclient.data.l[2] = direction;
5230 xev.xclient.data.l[3] = 0;
5231 xev.xclient.data.l[4] = 0;
5233 XSendEvent (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XROOTWIN (window), False,
5234 SubstructureRedirectMask | SubstructureNotifyMask,
5238 typedef struct _MoveResizeData MoveResizeData;
5240 struct _MoveResizeData
5242 GdkDisplay *display;
5244 GdkWindow *moveresize_window;
5245 GdkWindow *moveresize_emulation_window;
5247 GdkWindowEdge resize_edge;
5248 gint moveresize_button;
5251 gint moveresize_orig_x;
5252 gint moveresize_orig_y;
5253 gint moveresize_orig_width;
5254 gint moveresize_orig_height;
5255 GdkWindowHints moveresize_geom_mask;
5256 GdkGeometry moveresize_geometry;
5257 Time moveresize_process_time;
5258 XEvent *moveresize_pending_event;
5261 /* From the WM spec */
5262 #define _NET_WM_MOVERESIZE_SIZE_TOPLEFT 0
5263 #define _NET_WM_MOVERESIZE_SIZE_TOP 1
5264 #define _NET_WM_MOVERESIZE_SIZE_TOPRIGHT 2
5265 #define _NET_WM_MOVERESIZE_SIZE_RIGHT 3
5266 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT 4
5267 #define _NET_WM_MOVERESIZE_SIZE_BOTTOM 5
5268 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT 6
5269 #define _NET_WM_MOVERESIZE_SIZE_LEFT 7
5270 #define _NET_WM_MOVERESIZE_MOVE 8
5273 wmspec_resize_drag (GdkWindow *window,
5282 /* Let the compiler turn a switch into a table, instead
5283 * of doing the table manually, this way is easier to verify.
5287 case GDK_WINDOW_EDGE_NORTH_WEST:
5288 direction = _NET_WM_MOVERESIZE_SIZE_TOPLEFT;
5291 case GDK_WINDOW_EDGE_NORTH:
5292 direction = _NET_WM_MOVERESIZE_SIZE_TOP;
5295 case GDK_WINDOW_EDGE_NORTH_EAST:
5296 direction = _NET_WM_MOVERESIZE_SIZE_TOPRIGHT;
5299 case GDK_WINDOW_EDGE_WEST:
5300 direction = _NET_WM_MOVERESIZE_SIZE_LEFT;
5303 case GDK_WINDOW_EDGE_EAST:
5304 direction = _NET_WM_MOVERESIZE_SIZE_RIGHT;
5307 case GDK_WINDOW_EDGE_SOUTH_WEST:
5308 direction = _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT;
5311 case GDK_WINDOW_EDGE_SOUTH:
5312 direction = _NET_WM_MOVERESIZE_SIZE_BOTTOM;
5315 case GDK_WINDOW_EDGE_SOUTH_EAST:
5316 direction = _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT;
5320 g_warning ("gdk_window_begin_resize_drag: bad resize edge %d!",
5326 wmspec_moveresize (window, direction, root_x, root_y, timestamp);
5329 static MoveResizeData *
5330 get_move_resize_data (GdkDisplay *display,
5333 MoveResizeData *mv_resize;
5334 static GQuark move_resize_quark = 0;
5336 if (!move_resize_quark)
5337 move_resize_quark = g_quark_from_static_string ("gdk-window-moveresize");
5339 mv_resize = g_object_get_qdata (G_OBJECT (display), move_resize_quark);
5341 if (!mv_resize && create)
5343 mv_resize = g_new0 (MoveResizeData, 1);
5344 mv_resize->display = display;
5346 g_object_set_qdata (G_OBJECT (display), move_resize_quark, mv_resize);
5353 update_pos (MoveResizeData *mv_resize,
5359 dx = new_root_x - mv_resize->moveresize_x;
5360 dy = new_root_y - mv_resize->moveresize_y;
5362 if (mv_resize->is_resize)
5366 x = mv_resize->moveresize_orig_x;
5367 y = mv_resize->moveresize_orig_y;
5369 w = mv_resize->moveresize_orig_width;
5370 h = mv_resize->moveresize_orig_height;
5372 switch (mv_resize->resize_edge)
5374 case GDK_WINDOW_EDGE_NORTH_WEST:
5380 case GDK_WINDOW_EDGE_NORTH:
5384 case GDK_WINDOW_EDGE_NORTH_EAST:
5389 case GDK_WINDOW_EDGE_SOUTH_WEST:
5394 case GDK_WINDOW_EDGE_SOUTH_EAST:
5398 case GDK_WINDOW_EDGE_SOUTH:
5401 case GDK_WINDOW_EDGE_EAST:
5404 case GDK_WINDOW_EDGE_WEST:
5415 if (mv_resize->moveresize_geom_mask)
5417 gdk_window_constrain_size (&mv_resize->moveresize_geometry,
5418 mv_resize->moveresize_geom_mask,
5422 gdk_window_move_resize (mv_resize->moveresize_window, x, y, w, h);
5428 x = mv_resize->moveresize_orig_x + dx;
5429 y = mv_resize->moveresize_orig_y + dy;
5431 gdk_window_move (mv_resize->moveresize_window, x, y);
5436 finish_drag (MoveResizeData *mv_resize)
5438 gdk_window_destroy (mv_resize->moveresize_emulation_window);
5439 mv_resize->moveresize_emulation_window = NULL;
5440 mv_resize->moveresize_window = NULL;
5442 if (mv_resize->moveresize_pending_event)
5444 g_free (mv_resize->moveresize_pending_event);
5445 mv_resize->moveresize_pending_event = NULL;
5450 lookahead_motion_predicate (Display *xdisplay,
5454 gboolean *seen_release = (gboolean *)arg;
5455 GdkDisplay *display = gdk_x11_lookup_xdisplay (xdisplay);
5456 MoveResizeData *mv_resize = get_move_resize_data (display, FALSE);
5461 switch (event->xany.type)
5464 *seen_release = TRUE;
5467 mv_resize->moveresize_process_time = event->xmotion.time;
5477 moveresize_lookahead (MoveResizeData *mv_resize,
5481 gboolean seen_release = FALSE;
5483 if (mv_resize->moveresize_process_time)
5485 if (event->xmotion.time == mv_resize->moveresize_process_time)
5487 mv_resize->moveresize_process_time = 0;
5494 XCheckIfEvent (event->xany.display, &tmp_event,
5495 lookahead_motion_predicate, (XPointer) & seen_release);
5497 return mv_resize->moveresize_process_time == 0;
5501 _gdk_moveresize_handle_event (XEvent *event)
5503 guint button_mask = 0;
5504 GdkWindowObject *window_private;
5505 GdkDisplay *display = gdk_x11_lookup_xdisplay (event->xany.display);
5506 MoveResizeData *mv_resize = get_move_resize_data (display, FALSE);
5508 if (!mv_resize || !mv_resize->moveresize_window)
5511 window_private = (GdkWindowObject *) mv_resize->moveresize_window;
5513 button_mask = GDK_BUTTON1_MASK << (mv_resize->moveresize_button - 1);
5515 switch (event->xany.type)
5518 if (window_private->resize_count > 0)
5520 if (mv_resize->moveresize_pending_event)
5521 *mv_resize->moveresize_pending_event = *event;
5523 mv_resize->moveresize_pending_event =
5524 g_memdup (event, sizeof (XEvent));
5528 if (!moveresize_lookahead (mv_resize, event))
5531 update_pos (mv_resize,
5532 event->xmotion.x_root,
5533 event->xmotion.y_root);
5535 /* This should never be triggered in normal cases, but in the
5536 * case where the drag started without an implicit grab being
5537 * in effect, we could miss the release if it occurs before
5538 * we grab the pointer; this ensures that we will never
5539 * get a permanently stuck grab.
5541 if ((event->xmotion.state & button_mask) == 0)
5542 finish_drag (mv_resize);
5546 update_pos (mv_resize,
5547 event->xbutton.x_root,
5548 event->xbutton.y_root);
5550 if (event->xbutton.button == mv_resize->moveresize_button)
5551 finish_drag (mv_resize);
5558 _gdk_moveresize_configure_done (GdkDisplay *display,
5562 MoveResizeData *mv_resize = get_move_resize_data (display, FALSE);
5564 if (!mv_resize || window != mv_resize->moveresize_window)
5567 if (mv_resize->moveresize_pending_event)
5569 tmp_event = mv_resize->moveresize_pending_event;
5570 mv_resize->moveresize_pending_event = NULL;
5571 _gdk_moveresize_handle_event (tmp_event);
5579 create_moveresize_window (MoveResizeData *mv_resize,
5582 GdkWindowAttr attributes;
5583 gint attributes_mask;
5584 GdkGrabStatus status;
5586 g_assert (mv_resize->moveresize_emulation_window == NULL);
5588 attributes.x = -100;
5589 attributes.y = -100;
5590 attributes.width = 10;
5591 attributes.height = 10;
5592 attributes.window_type = GDK_WINDOW_TEMP;
5593 attributes.wclass = GDK_INPUT_ONLY;
5594 attributes.override_redirect = TRUE;
5595 attributes.event_mask = 0;
5597 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_NOREDIR;
5599 mv_resize->moveresize_emulation_window =
5600 gdk_window_new (gdk_screen_get_root_window (gdk_display_get_default_screen (mv_resize->display)),
5604 gdk_window_show (mv_resize->moveresize_emulation_window);
5606 status = gdk_pointer_grab (mv_resize->moveresize_emulation_window,
5608 GDK_BUTTON_RELEASE_MASK |
5609 GDK_POINTER_MOTION_MASK,
5614 if (status != GDK_GRAB_SUCCESS)
5616 /* If this fails, some other client has grabbed the window
5619 gdk_window_destroy (mv_resize->moveresize_emulation_window);
5620 mv_resize->moveresize_emulation_window = NULL;
5623 mv_resize->moveresize_process_time = 0;
5627 Calculate mv_resize->moveresize_orig_x and mv_resize->moveresize_orig_y
5628 so that calling XMoveWindow with these coordinates will not move the
5630 Note that this depends on the WM to implement ICCCM-compliant reference
5634 calculate_unmoving_origin (MoveResizeData *mv_resize)
5639 if (mv_resize->moveresize_geom_mask & GDK_HINT_WIN_GRAVITY &&
5640 mv_resize->moveresize_geometry.win_gravity == GDK_GRAVITY_STATIC)
5642 gdk_window_get_origin (mv_resize->moveresize_window,
5643 &mv_resize->moveresize_orig_x,
5644 &mv_resize->moveresize_orig_y);
5648 gdk_window_get_frame_extents (mv_resize->moveresize_window, &rect);
5649 gdk_window_get_geometry (mv_resize->moveresize_window,
5650 NULL, NULL, &width, &height, NULL);
5652 switch (mv_resize->moveresize_geometry.win_gravity)
5654 case GDK_GRAVITY_NORTH_WEST:
5655 mv_resize->moveresize_orig_x = rect.x;
5656 mv_resize->moveresize_orig_y = rect.y;
5658 case GDK_GRAVITY_NORTH:
5659 mv_resize->moveresize_orig_x = rect.x + rect.width / 2 - width / 2;
5660 mv_resize->moveresize_orig_y = rect.y;
5662 case GDK_GRAVITY_NORTH_EAST:
5663 mv_resize->moveresize_orig_x = rect.x + rect.width - width;
5664 mv_resize->moveresize_orig_y = rect.y;
5666 case GDK_GRAVITY_WEST:
5667 mv_resize->moveresize_orig_x = rect.x;
5668 mv_resize->moveresize_orig_y = rect.y + rect.height / 2 - height / 2;
5670 case GDK_GRAVITY_CENTER:
5671 mv_resize->moveresize_orig_x = rect.x + rect.width / 2 - width / 2;
5672 mv_resize->moveresize_orig_y = rect.y + rect.height / 2 - height / 2;
5674 case GDK_GRAVITY_EAST:
5675 mv_resize->moveresize_orig_x = rect.x + rect.width - width;
5676 mv_resize->moveresize_orig_y = rect.y + rect.height / 2 - height / 2;
5678 case GDK_GRAVITY_SOUTH_WEST:
5679 mv_resize->moveresize_orig_x = rect.x;
5680 mv_resize->moveresize_orig_y = rect.y + rect.height - height;
5682 case GDK_GRAVITY_SOUTH:
5683 mv_resize->moveresize_orig_x = rect.x + rect.width / 2 - width / 2;
5684 mv_resize->moveresize_orig_y = rect.y + rect.height - height;
5686 case GDK_GRAVITY_SOUTH_EAST:
5687 mv_resize->moveresize_orig_x = rect.x + rect.width - width;
5688 mv_resize->moveresize_orig_y = rect.y + rect.height - height;
5691 mv_resize->moveresize_orig_x = rect.x;
5692 mv_resize->moveresize_orig_y = rect.y;
5699 emulate_resize_drag (GdkWindow *window,
5706 MoveResizeData *mv_resize = get_move_resize_data (GDK_WINDOW_DISPLAY (window), TRUE);
5708 mv_resize->is_resize = TRUE;
5709 mv_resize->moveresize_button = button;
5710 mv_resize->resize_edge = edge;
5711 mv_resize->moveresize_x = root_x;
5712 mv_resize->moveresize_y = root_y;
5713 mv_resize->moveresize_window = g_object_ref (window);
5715 gdk_drawable_get_size (window,
5716 &mv_resize->moveresize_orig_width,
5717 &mv_resize->moveresize_orig_height);
5719 mv_resize->moveresize_geom_mask = 0;
5720 gdk_window_get_geometry_hints (window,
5721 &mv_resize->moveresize_geometry,
5722 &mv_resize->moveresize_geom_mask);
5724 calculate_unmoving_origin (mv_resize);
5726 create_moveresize_window (mv_resize, timestamp);
5730 emulate_move_drag (GdkWindow *window,
5736 MoveResizeData *mv_resize = get_move_resize_data (GDK_WINDOW_DISPLAY (window), TRUE);
5738 mv_resize->is_resize = FALSE;
5739 mv_resize->moveresize_button = button;
5740 mv_resize->moveresize_x = root_x;
5741 mv_resize->moveresize_y = root_y;
5743 mv_resize->moveresize_window = g_object_ref (window);
5745 calculate_unmoving_origin (mv_resize);
5747 create_moveresize_window (mv_resize, timestamp);
5751 * gdk_window_begin_resize_drag:
5752 * @window: a toplevel #GdkWindow
5753 * @edge: the edge or corner from which the drag is started
5754 * @button: the button being used to drag
5755 * @root_x: root window X coordinate of mouse click that began the drag
5756 * @root_y: root window Y coordinate of mouse click that began the drag
5757 * @timestamp: timestamp of mouse click that began the drag (use gdk_event_get_time())
5759 * Begins a window resize operation (for a toplevel window).
5760 * You might use this function to implement a "window resize grip," for
5761 * example; in fact #GtkStatusbar uses it. The function works best
5762 * with window managers that support the Extended Window Manager Hints spec
5763 * (see http://www.freedesktop.org), but has a fallback implementation
5764 * for other window managers.
5768 gdk_window_begin_resize_drag (GdkWindow *window,
5775 g_return_if_fail (GDK_IS_WINDOW (window));
5777 if (GDK_WINDOW_DESTROYED (window))
5780 if (gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window),
5781 gdk_atom_intern ("_NET_WM_MOVERESIZE", FALSE)))
5782 wmspec_resize_drag (window, edge, button, root_x, root_y, timestamp);
5784 emulate_resize_drag (window, edge, button, root_x, root_y, timestamp);
5788 * gdk_window_begin_move_drag:
5789 * @window: a toplevel #GdkWindow
5790 * @button: the button being used to drag
5791 * @root_x: root window X coordinate of mouse click that began the drag
5792 * @root_y: root window Y coordinate of mouse click that began the drag
5793 * @timestamp: timestamp of mouse click that began the drag
5795 * Begins a window move operation (for a toplevel window). You might
5796 * use this function to implement a "window move grip," for
5797 * example. The function works best with window managers that support
5798 * the Extended Window Manager Hints spec (see
5799 * http://www.freedesktop.org), but has a fallback implementation for
5800 * other window managers.
5804 gdk_window_begin_move_drag (GdkWindow *window,
5810 g_return_if_fail (GDK_IS_WINDOW (window));
5812 if (GDK_WINDOW_DESTROYED (window))
5815 if (gdk_x11_screen_supports_net_wm_hint (GDK_WINDOW_SCREEN (window),
5816 gdk_atom_intern ("_NET_WM_MOVERESIZE", FALSE)))
5817 wmspec_moveresize (window, _NET_WM_MOVERESIZE_MOVE, root_x, root_y,
5820 emulate_move_drag (window, button, root_x, root_y, timestamp);
5824 * gdk_window_enable_synchronized_configure:
5825 * @window: a toplevel #GdkWindow
5827 * Indicates that the application will cooperate with the window
5828 * system in synchronizing the window repaint with the window
5829 * manager during resizing operations. After an application calls
5830 * this function, it must call gdk_window_configure_finished() every
5831 * time it has finished all processing associated with a set of
5832 * Configure events. Toplevel GTK+ windows automatically use this
5835 * On X, calling this function makes @window participate in the
5836 * _NET_WM_SYNC_REQUEST window manager protocol.
5841 gdk_window_enable_synchronized_configure (GdkWindow *window)
5843 GdkWindowObject *private = (GdkWindowObject *)window;
5844 GdkWindowImplX11 *impl;
5846 g_return_if_fail (GDK_IS_WINDOW (window));
5848 impl = GDK_WINDOW_IMPL_X11 (private->impl);
5850 if (!impl->use_synchronized_configure)
5852 impl->use_synchronized_configure = TRUE;
5853 ensure_sync_counter (window);
5858 * gdk_window_configure_finished:
5859 * @window: a toplevel #GdkWindow
5861 * Signal to the window system that the application has finished
5862 * handling Configure events it has received. Window Managers can
5863 * use this to better synchronize the frame repaint with the
5864 * application. GTK+ applications will automatically call this
5865 * function when appropriate.
5867 * This function can only be called if gdk_window_enable_synchronized_configure()
5868 * was called previously.
5873 gdk_window_configure_finished (GdkWindow *window)
5875 GdkWindowImplX11 *impl;
5877 g_return_if_fail (GDK_IS_WINDOW (window));
5879 impl = GDK_WINDOW_IMPL_X11 (((GdkWindowObject *)window)->impl);
5880 if (!impl->use_synchronized_configure)
5884 if (!GDK_WINDOW_DESTROYED (window))
5886 GdkDisplay *display = GDK_WINDOW_DISPLAY (window);
5887 GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window);
5889 if (toplevel && toplevel->update_counter != None &&
5890 GDK_DISPLAY_X11 (display)->use_sync &&
5891 !XSyncValueIsZero (toplevel->current_counter_value))
5893 XSyncSetCounter (GDK_WINDOW_XDISPLAY (window),
5894 toplevel->update_counter,
5895 toplevel->current_counter_value);
5897 XSyncIntToValue (&toplevel->current_counter_value, 0);
5903 #define __GDK_WINDOW_X11_C__
5904 #include "gdkaliasdef.c"