2 * Copyright (C) 2002 Anders Carlsson <andersca@gnu.org>
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, see <http://www.gnu.org/licenses/>.
19 * This is an implementation of the freedesktop.org "system tray" spec,
20 * http://www.freedesktop.org/wiki/Standards/systemtray-spec
29 #include <X11/Xatom.h>
30 #include <cairo-xlib.h>
33 #include "gtkprivate.h"
34 #include "gtktrayicon.h"
35 #include "gtktestutils.h"
37 #include "gtktypebuiltins.h"
39 #define SYSTEM_TRAY_REQUEST_DOCK 0
40 #define SYSTEM_TRAY_BEGIN_MESSAGE 1
41 #define SYSTEM_TRAY_CANCEL_MESSAGE 2
43 #define SYSTEM_TRAY_ORIENTATION_HORZ 0
44 #define SYSTEM_TRAY_ORIENTATION_VERT 1
57 struct _GtkTrayIconPrivate
63 Atom system_tray_opcode_atom;
64 Atom orientation_atom;
69 Window manager_window;
70 GdkVisual *manager_visual;
71 gboolean manager_visual_rgba;
73 GtkOrientation orientation;
76 GdkRGBA warning_color;
77 GdkRGBA success_color;
82 static void gtk_tray_icon_constructed (GObject *object);
83 static void gtk_tray_icon_dispose (GObject *object);
85 static void gtk_tray_icon_get_property (GObject *object,
90 static void gtk_tray_icon_realize (GtkWidget *widget);
91 static void gtk_tray_icon_style_updated (GtkWidget *widget);
92 static gboolean gtk_tray_icon_delete (GtkWidget *widget,
94 static gboolean gtk_tray_icon_draw (GtkWidget *widget,
97 static void gtk_tray_icon_clear_manager_window (GtkTrayIcon *icon);
98 static void gtk_tray_icon_update_manager_window (GtkTrayIcon *icon);
99 static void gtk_tray_icon_manager_window_destroyed (GtkTrayIcon *icon);
101 static GdkFilterReturn gtk_tray_icon_manager_filter (GdkXEvent *xevent,
106 G_DEFINE_TYPE (GtkTrayIcon, gtk_tray_icon, GTK_TYPE_PLUG)
109 gtk_tray_icon_class_init (GtkTrayIconClass *class)
111 GObjectClass *gobject_class = (GObjectClass *)class;
112 GtkWidgetClass *widget_class = (GtkWidgetClass *)class;
114 gobject_class->get_property = gtk_tray_icon_get_property;
115 gobject_class->constructed = gtk_tray_icon_constructed;
116 gobject_class->dispose = gtk_tray_icon_dispose;
118 widget_class->realize = gtk_tray_icon_realize;
119 widget_class->style_updated = gtk_tray_icon_style_updated;
120 widget_class->delete_event = gtk_tray_icon_delete;
121 widget_class->draw = gtk_tray_icon_draw;
123 g_object_class_install_property (gobject_class,
125 g_param_spec_enum ("orientation",
127 P_("The orientation of the tray"),
128 GTK_TYPE_ORIENTATION,
129 GTK_ORIENTATION_HORIZONTAL,
130 GTK_PARAM_READABLE));
132 g_object_class_install_property (gobject_class,
134 g_param_spec_boxed ("fg-color",
135 P_("Foreground color"),
136 P_("Foreground color for symbolic icons"),
138 GTK_PARAM_READABLE));
140 g_object_class_install_property (gobject_class,
142 g_param_spec_boxed ("error-color",
144 P_("Error color for symbolic icons"),
146 GTK_PARAM_READABLE));
148 g_object_class_install_property (gobject_class,
150 g_param_spec_boxed ("warning-color",
152 P_("Warning color for symbolic icons"),
154 GTK_PARAM_READABLE));
156 g_object_class_install_property (gobject_class,
158 g_param_spec_boxed ("success-color",
160 P_("Success color for symbolic icons"),
162 GTK_PARAM_READABLE));
164 g_object_class_install_property (gobject_class,
166 g_param_spec_int ("padding",
168 P_("Padding that should be put around icons in the tray"),
172 GTK_PARAM_READABLE));
174 g_object_class_install_property (gobject_class,
176 g_param_spec_int ("icon-size",
178 P_("The pixel size that icons should be forced to, or zero"),
182 GTK_PARAM_READABLE));
184 g_type_class_add_private (class, sizeof (GtkTrayIconPrivate));
188 gtk_tray_icon_init (GtkTrayIcon *icon)
190 icon->priv = G_TYPE_INSTANCE_GET_PRIVATE (icon, GTK_TYPE_TRAY_ICON,
193 icon->priv->stamp = 1;
194 icon->priv->orientation = GTK_ORIENTATION_HORIZONTAL;
195 icon->priv->fg_color.red = 0.0;
196 icon->priv->fg_color.green = 0.0;
197 icon->priv->fg_color.blue = 0.0;
198 icon->priv->fg_color.alpha = 1.0;
199 icon->priv->error_color.red = 0.7968;
200 icon->priv->error_color.green = 0.0;
201 icon->priv->error_color.blue = 0.0;
202 icon->priv->error_color.alpha = 1.0;
203 icon->priv->warning_color.red = 0.9570;
204 icon->priv->warning_color.green = 0.4726;
205 icon->priv->warning_color.blue = 0.2421;
206 icon->priv->warning_color.alpha = 1.0;
207 icon->priv->success_color.red = 0.3047;
208 icon->priv->success_color.green = 0.6016;
209 icon->priv->success_color.blue = 0.0234;
210 icon->priv->success_color.alpha = 1.0;
211 icon->priv->padding = 0;
212 icon->priv->icon_size = 0;
214 gtk_widget_set_app_paintable (GTK_WIDGET (icon), TRUE);
215 gtk_widget_add_events (GTK_WIDGET (icon), GDK_PROPERTY_CHANGE_MASK);
219 gtk_tray_icon_constructed (GObject *object)
221 /* Do setup that depends on the screen; screen has been set at this point */
223 GtkTrayIcon *icon = GTK_TRAY_ICON (object);
224 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (object));
225 GdkWindow *root_window = gdk_screen_get_root_window (screen);
226 GdkDisplay *display = gtk_widget_get_display (GTK_WIDGET (object));
227 Display *xdisplay = gdk_x11_display_get_xdisplay (display);
230 g_snprintf (buffer, sizeof (buffer),
231 "_NET_SYSTEM_TRAY_S%d",
232 gdk_screen_get_number (screen));
234 icon->priv->selection_atom = XInternAtom (xdisplay, buffer, False);
236 icon->priv->manager_atom = XInternAtom (xdisplay, "MANAGER", False);
238 icon->priv->system_tray_opcode_atom = XInternAtom (xdisplay,
239 "_NET_SYSTEM_TRAY_OPCODE",
242 icon->priv->orientation_atom = XInternAtom (xdisplay,
243 "_NET_SYSTEM_TRAY_ORIENTATION",
246 icon->priv->visual_atom = XInternAtom (xdisplay,
247 "_NET_SYSTEM_TRAY_VISUAL",
250 icon->priv->colors_atom = XInternAtom (xdisplay,
251 "_NET_SYSTEM_TRAY_COLORS",
254 icon->priv->padding_atom = XInternAtom (xdisplay,
255 "_NET_SYSTEM_TRAY_PADDING",
258 icon->priv->icon_size_atom = XInternAtom (xdisplay,
259 "_NET_SYSTEM_TRAY_ICON_SIZE",
262 /* Add a root window filter so that we get changes on MANAGER */
263 gdk_window_add_filter (root_window,
264 gtk_tray_icon_manager_filter, icon);
266 gtk_tray_icon_update_manager_window (icon);
270 gtk_tray_icon_clear_manager_window (GtkTrayIcon *icon)
272 GdkDisplay *display = gtk_widget_get_display (GTK_WIDGET (icon));
274 if (icon->priv->manager_window != None)
278 gdkwin = gdk_x11_window_lookup_for_display (display,
279 icon->priv->manager_window);
281 gdk_window_remove_filter (gdkwin, gtk_tray_icon_manager_filter, icon);
283 icon->priv->manager_window = None;
284 icon->priv->manager_visual = NULL;
289 gtk_tray_icon_dispose (GObject *object)
291 GtkTrayIcon *icon = GTK_TRAY_ICON (object);
292 GtkWidget *widget = GTK_WIDGET (object);
293 GdkWindow *root_window = gdk_screen_get_root_window (gtk_widget_get_screen (widget));
295 gtk_tray_icon_clear_manager_window (icon);
297 gdk_window_remove_filter (root_window, gtk_tray_icon_manager_filter, icon);
299 G_OBJECT_CLASS (gtk_tray_icon_parent_class)->dispose (object);
303 gtk_tray_icon_get_property (GObject *object,
308 GtkTrayIcon *icon = GTK_TRAY_ICON (object);
312 case PROP_ORIENTATION:
313 g_value_set_enum (value, icon->priv->orientation);
316 g_value_set_boxed (value, &icon->priv->fg_color);
318 case PROP_ERROR_COLOR:
319 g_value_set_boxed (value, &icon->priv->error_color);
321 case PROP_WARNING_COLOR:
322 g_value_set_boxed (value, &icon->priv->warning_color);
324 case PROP_SUCCESS_COLOR:
325 g_value_set_boxed (value, &icon->priv->success_color);
328 g_value_set_int (value, icon->priv->padding);
331 g_value_set_int (value, icon->priv->icon_size);
334 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
340 gtk_tray_icon_draw (GtkWidget *widget,
343 GtkTrayIcon *icon = GTK_TRAY_ICON (widget);
344 GtkWidget *focus_child;
347 gboolean retval = FALSE;
348 cairo_surface_t *target;
350 window = gtk_widget_get_window (widget);
351 target = cairo_get_group_target (cr);
353 if (icon->priv->manager_visual_rgba ||
354 cairo_surface_get_type (target) != CAIRO_SURFACE_TYPE_XLIB ||
355 cairo_xlib_surface_get_drawable (target) != GDK_WINDOW_XID (window))
357 /* Clear to transparent */
358 cairo_set_source_rgba (cr, 0, 0, 0, 0);
359 cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
366 if (gdk_cairo_get_clip_rectangle (cr, &clip))
368 /* Clear to parent-relative pixmap
369 * We need to use direct X access here because GDK doesn't know about
370 * the parent realtive pixmap. */
371 cairo_surface_flush (target);
373 XClearArea (GDK_WINDOW_XDISPLAY (window),
374 GDK_WINDOW_XID (window),
376 clip.width, clip.height,
378 cairo_surface_mark_dirty_rectangle (target,
380 clip.width, clip.height);
384 if (GTK_WIDGET_CLASS (gtk_tray_icon_parent_class)->draw)
385 retval = GTK_WIDGET_CLASS (gtk_tray_icon_parent_class)->draw (widget, cr);
387 focus_child = gtk_container_get_focus_child (GTK_CONTAINER (widget));
388 if (focus_child && gtk_widget_has_visible_focus (focus_child))
390 GtkStyleContext *context;
392 border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
393 context = gtk_widget_get_style_context (widget);
395 gtk_render_focus (context, cr, border_width, border_width,
396 gtk_widget_get_allocated_width (widget) - 2 * border_width,
397 gtk_widget_get_allocated_height (widget) - 2 * border_width);
404 gtk_tray_icon_get_orientation_property (GtkTrayIcon *icon)
406 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (icon));
407 GdkDisplay *display = gdk_screen_get_display (screen);
408 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
420 g_assert (icon->priv->manager_window != None);
422 gdk_error_trap_push ();
424 result = XGetWindowProperty (xdisplay,
425 icon->priv->manager_window,
426 icon->priv->orientation_atom,
429 &type, &format, &nitems,
430 &bytes_after, &(prop.prop_ch));
431 error = gdk_error_trap_pop ();
433 if (error || result != Success)
436 if (type == XA_CARDINAL && nitems == 1 && format == 32)
438 GtkOrientation orientation;
440 orientation = (prop.prop [0] == SYSTEM_TRAY_ORIENTATION_HORZ) ?
441 GTK_ORIENTATION_HORIZONTAL :
442 GTK_ORIENTATION_VERTICAL;
444 if (icon->priv->orientation != orientation)
446 icon->priv->orientation = orientation;
448 g_object_notify (G_OBJECT (icon), "orientation");
457 gtk_tray_icon_get_visual_property (GtkTrayIcon *icon)
459 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (icon));
460 GdkDisplay *display = gdk_screen_get_display (screen);
461 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
473 g_assert (icon->priv->manager_window != None);
475 gdk_error_trap_push ();
477 result = XGetWindowProperty (xdisplay,
478 icon->priv->manager_window,
479 icon->priv->visual_atom,
482 &type, &format, &nitems,
483 &bytes_after, &(prop.prop_ch));
484 error = gdk_error_trap_pop ();
486 if (!error && result == Success &&
487 type == XA_VISUALID && nitems == 1 && format == 32)
491 gint red_prec, green_prec, blue_prec;
493 visual_id = prop.prop[0];
494 visual = gdk_x11_screen_lookup_visual (screen, visual_id);
495 gdk_visual_get_red_pixel_details (visual, NULL, NULL, &red_prec);
496 gdk_visual_get_green_pixel_details (visual, NULL, NULL, &green_prec);
497 gdk_visual_get_blue_pixel_details (visual, NULL, NULL, &blue_prec);
498 icon->priv->manager_visual = visual;
499 icon->priv->manager_visual_rgba =
500 (red_prec + blue_prec + green_prec < gdk_visual_get_depth (visual));
504 icon->priv->manager_visual = NULL;
505 icon->priv->manager_visual_rgba = FALSE;
508 /* For the background-relative hack we use when we aren't
509 * using a real RGBA visual, we can't be double-buffered
511 gtk_widget_set_double_buffered (GTK_WIDGET (icon), icon->priv->manager_visual_rgba);
518 gtk_tray_icon_get_colors_property (GtkTrayIcon *icon)
520 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (icon));
521 GdkDisplay *display = gdk_screen_get_display (screen);
522 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
534 g_assert (icon->priv->manager_window != None);
536 gdk_error_trap_push ();
538 result = XGetWindowProperty (xdisplay,
539 icon->priv->manager_window,
540 icon->priv->colors_atom,
543 &type, &format, &nitems,
544 &bytes_after, &(prop.prop_ch));
545 error = gdk_error_trap_pop ();
547 if (error || result != Success)
550 if (type == XA_CARDINAL && nitems == 12 && format == 32)
554 g_object_freeze_notify (G_OBJECT (icon));
556 color.red = prop.prop[0] / 65535.0;
557 color.green = prop.prop[1] / 65535.0;
558 color.blue = prop.prop[2] / 65535.0;
560 if (!gdk_rgba_equal (&icon->priv->fg_color, &color))
562 icon->priv->fg_color = color;
564 g_object_notify (G_OBJECT (icon), "fg-color");
567 color.red = prop.prop[3] / 65535.0;
568 color.green = prop.prop[4] / 65535.0;
569 color.blue = prop.prop[5] / 65535.0;
571 if (!gdk_rgba_equal (&icon->priv->error_color, &color))
573 icon->priv->error_color = color;
575 g_object_notify (G_OBJECT (icon), "error-color");
578 color.red = prop.prop[6] / 65535.0;
579 color.green = prop.prop[7] / 65535.0;
580 color.blue = prop.prop[8] / 65535.0;
582 if (!gdk_rgba_equal (&icon->priv->warning_color, &color))
584 icon->priv->warning_color = color;
586 g_object_notify (G_OBJECT (icon), "warning-color");
589 color.red = prop.prop[9] / 65535.0;
590 color.green = prop.prop[10] / 65535.0;
591 color.blue = prop.prop[11] / 65535.0;
593 if (!gdk_rgba_equal (&icon->priv->success_color, &color))
595 icon->priv->success_color = color;
597 g_object_notify (G_OBJECT (icon), "success-color");
600 g_object_thaw_notify (G_OBJECT (icon));
608 gtk_tray_icon_get_padding_property (GtkTrayIcon *icon)
610 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (icon));
611 GdkDisplay *display = gdk_screen_get_display (screen);
612 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
624 g_assert (icon->priv->manager_window != None);
626 gdk_error_trap_push ();
628 result = XGetWindowProperty (xdisplay,
629 icon->priv->manager_window,
630 icon->priv->padding_atom,
633 &type, &format, &nitems,
634 &bytes_after, &(prop.prop_ch));
635 error = gdk_error_trap_pop ();
637 if (!error && result == Success &&
638 type == XA_CARDINAL && nitems == 1 && format == 32)
642 padding = prop.prop[0];
644 if (icon->priv->padding != padding)
646 icon->priv->padding = padding;
648 g_object_notify (G_OBJECT (icon), "padding");
657 gtk_tray_icon_get_icon_size_property (GtkTrayIcon *icon)
659 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (icon));
660 GdkDisplay *display = gdk_screen_get_display (screen);
661 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
673 g_assert (icon->priv->manager_window != None);
675 gdk_error_trap_push ();
677 result = XGetWindowProperty (xdisplay,
678 icon->priv->manager_window,
679 icon->priv->icon_size_atom,
682 &type, &format, &nitems,
683 &bytes_after, &(prop.prop_ch));
684 error = gdk_error_trap_pop ();
686 if (!error && result == Success &&
687 type == XA_CARDINAL && nitems == 1 && format == 32)
691 icon_size = prop.prop[0];
693 if (icon->priv->icon_size != icon_size)
695 icon->priv->icon_size = icon_size;
697 g_object_notify (G_OBJECT (icon), "icon-size");
705 static GdkFilterReturn
706 gtk_tray_icon_manager_filter (GdkXEvent *xevent,
710 GtkTrayIcon *icon = user_data;
711 XEvent *xev = (XEvent *)xevent;
713 if (xev->xany.type == ClientMessage &&
714 xev->xclient.message_type == icon->priv->manager_atom &&
715 xev->xclient.data.l[1] == icon->priv->selection_atom)
717 GTK_NOTE (PLUGSOCKET,
718 g_print ("GtkStatusIcon %p: tray manager appeared\n", icon));
720 gtk_tray_icon_update_manager_window (icon);
722 else if (xev->xany.window == icon->priv->manager_window)
724 if (xev->xany.type == PropertyNotify &&
725 xev->xproperty.atom == icon->priv->orientation_atom)
727 GTK_NOTE (PLUGSOCKET,
728 g_print ("GtkStatusIcon %p: got PropertyNotify on manager window for orientation atom\n", icon));
730 gtk_tray_icon_get_orientation_property (icon);
732 else if (xev->xany.type == PropertyNotify &&
733 xev->xproperty.atom == icon->priv->colors_atom)
735 GTK_NOTE (PLUGSOCKET,
736 g_print ("GtkStatusIcon %p: got PropertyNotify on manager window for colors atom\n", icon));
738 gtk_tray_icon_get_colors_property (icon);
740 else if (xev->xany.type == PropertyNotify &&
741 xev->xproperty.atom == icon->priv->padding_atom)
743 gtk_tray_icon_get_padding_property (icon);
745 else if (xev->xany.type == PropertyNotify &&
746 xev->xproperty.atom == icon->priv->icon_size_atom)
748 gtk_tray_icon_get_icon_size_property (icon);
750 else if (xev->xany.type == DestroyNotify)
752 GTK_NOTE (PLUGSOCKET,
753 g_print ("GtkStatusIcon %p: got DestroyNotify for manager window\n", icon));
755 gtk_tray_icon_manager_window_destroyed (icon);
759 GTK_NOTE (PLUGSOCKET,
760 g_print ("GtkStatusIcon %p: got other message on manager window\n", icon));
764 return GDK_FILTER_CONTINUE;
768 gtk_tray_icon_send_manager_message (GtkTrayIcon *icon,
776 XClientMessageEvent ev;
779 widget = GTK_WIDGET (icon);
781 memset (&ev, 0, sizeof (ev));
782 ev.type = ClientMessage;
784 ev.message_type = icon->priv->system_tray_opcode_atom;
786 ev.data.l[0] = gdk_x11_get_server_time (gtk_widget_get_window (widget));
787 ev.data.l[1] = message;
788 ev.data.l[2] = data1;
789 ev.data.l[3] = data2;
790 ev.data.l[4] = data3;
792 display = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (widget));
794 gdk_error_trap_push ();
796 icon->priv->manager_window, False, NoEventMask, (XEvent *)&ev);
797 gdk_error_trap_pop_ignored ();
801 gtk_tray_icon_send_dock_request (GtkTrayIcon *icon)
803 GTK_NOTE (PLUGSOCKET,
804 g_print ("GtkStatusIcon %p: sending dock request to manager window %lx\n",
805 icon, (gulong) icon->priv->manager_window));
807 gtk_tray_icon_send_manager_message (icon,
808 SYSTEM_TRAY_REQUEST_DOCK,
809 icon->priv->manager_window,
810 gtk_plug_get_id (GTK_PLUG (icon)),
815 gtk_tray_icon_update_manager_window (GtkTrayIcon *icon)
817 GtkWidget *widget = GTK_WIDGET (icon);
818 GdkScreen *screen = gtk_widget_get_screen (widget);
819 GdkDisplay *display = gdk_screen_get_display (screen);
820 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
822 GTK_NOTE (PLUGSOCKET,
823 g_print ("GtkStatusIcon %p: updating tray icon manager window, current manager window: %lx\n",
824 icon, (gulong) icon->priv->manager_window));
826 if (icon->priv->manager_window != None)
829 GTK_NOTE (PLUGSOCKET,
830 g_print ("GtkStatusIcon %p: trying to find manager window\n", icon));
832 XGrabServer (xdisplay);
834 icon->priv->manager_window = XGetSelectionOwner (xdisplay,
835 icon->priv->selection_atom);
837 if (icon->priv->manager_window != None)
838 XSelectInput (xdisplay,
839 icon->priv->manager_window, StructureNotifyMask|PropertyChangeMask);
841 XUngrabServer (xdisplay);
844 if (icon->priv->manager_window != None)
848 GTK_NOTE (PLUGSOCKET,
849 g_print ("GtkStatusIcon %p: is being managed by window %lx\n",
850 icon, (gulong) icon->priv->manager_window));
852 gdkwin = gdk_x11_window_lookup_for_display (display,
853 icon->priv->manager_window);
855 gdk_window_add_filter (gdkwin, gtk_tray_icon_manager_filter, icon);
857 gtk_tray_icon_get_orientation_property (icon);
858 gtk_tray_icon_get_visual_property (icon);
859 gtk_tray_icon_get_colors_property (icon);
860 gtk_tray_icon_get_padding_property (icon);
861 gtk_tray_icon_get_icon_size_property (icon);
863 if (gtk_widget_get_realized (GTK_WIDGET (icon)))
865 if ((icon->priv->manager_visual == NULL &&
866 gtk_widget_get_visual (widget) == gdk_screen_get_system_visual (screen)) ||
867 (icon->priv->manager_visual == gtk_widget_get_visual (widget)))
869 /* Already have the right visual, can just dock
871 gtk_tray_icon_send_dock_request (icon);
875 /* Need to re-realize the widget to get the right visual
877 gtk_widget_hide (widget);
878 gtk_widget_unrealize (widget);
879 gtk_widget_show (widget);
885 GTK_NOTE (PLUGSOCKET,
886 g_print ("GtkStatusIcon %p: no tray manager found\n", icon));
891 gtk_tray_icon_manager_window_destroyed (GtkTrayIcon *icon)
893 g_return_if_fail (icon->priv->manager_window != None);
895 GTK_NOTE (PLUGSOCKET,
896 g_print ("GtkStatusIcon %p: tray manager window destroyed\n", icon));
898 gtk_tray_icon_clear_manager_window (icon);
902 gtk_tray_icon_delete (GtkWidget *widget,
905 #ifdef G_ENABLE_DEBUG
906 GtkTrayIcon *icon = GTK_TRAY_ICON (widget);
909 GTK_NOTE (PLUGSOCKET,
910 g_print ("GtkStatusIcon %p: delete notify, tray manager window %lx\n",
911 icon, (gulong) icon->priv->manager_window));
913 /* A bug in X server versions up to x.org 1.5.0 means that:
914 * XFixesChangeSaveSet(...., SaveSetRoot, SaveSetUnmap) doesn't work properly
915 * and we'll left mapped in a separate toplevel window if the tray is destroyed.
916 * For simplicity just get rid of our X window and start over.
918 gtk_widget_hide (widget);
919 gtk_widget_unrealize (widget);
920 gtk_widget_show (widget);
922 /* Handled it, don't destroy the tray icon */
927 gtk_tray_icon_set_visual (GtkTrayIcon *icon)
929 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (icon));
930 GdkVisual *visual = icon->priv->manager_visual;
932 /* To avoid uncertainty about colormaps, _NET_SYSTEM_TRAY_VISUAL is supposed
933 * to be either the screen default visual or a TrueColor visual; ignore it
934 * if it is something else
936 if (visual && gdk_visual_get_visual_type (visual) != GDK_VISUAL_TRUE_COLOR)
940 visual = gdk_screen_get_system_visual (screen);
942 gtk_widget_set_visual (GTK_WIDGET (icon), visual);
946 gtk_tray_icon_realize (GtkWidget *widget)
948 GtkTrayIcon *icon = GTK_TRAY_ICON (widget);
951 /* Set our visual before realizing */
952 gtk_tray_icon_set_visual (icon);
954 GTK_WIDGET_CLASS (gtk_tray_icon_parent_class)->realize (widget);
955 window = gtk_widget_get_window (widget);
956 if (icon->priv->manager_visual_rgba)
958 /* Set a transparent background */
959 GdkRGBA transparent = { 0.0, 0.0, 0.0, 0.0 };
960 gdk_window_set_background_rgba (window, &transparent);
964 /* Set a parent-relative background pixmap */
965 gdk_window_set_background_pattern (window, NULL);
968 GTK_NOTE (PLUGSOCKET,
969 g_print ("GtkStatusIcon %p: realized, window: %lx, socket window: %lx\n",
971 (gulong) GDK_WINDOW_XID (window),
972 gtk_plug_get_socket_window (GTK_PLUG (icon)) ?
973 (gulong) GDK_WINDOW_XID (gtk_plug_get_socket_window (GTK_PLUG (icon))) : 0UL));
975 if (icon->priv->manager_window != None)
976 gtk_tray_icon_send_dock_request (icon);
980 gtk_tray_icon_style_updated (GtkWidget *widget)
982 /* The default handler resets the background according to the style. We either
983 * use a transparent background or a parent-relative background and ignore the
984 * style background. So, just don't chain up.
989 _gtk_tray_icon_send_message (GtkTrayIcon *icon,
991 const gchar *message,
997 g_return_val_if_fail (GTK_IS_TRAY_ICON (icon), 0);
998 g_return_val_if_fail (timeout >= 0, 0);
999 g_return_val_if_fail (message != NULL, 0);
1001 if (icon->priv->manager_window == None)
1005 len = strlen (message);
1007 stamp = icon->priv->stamp++;
1009 /* Get ready to send the message */
1010 gtk_tray_icon_send_manager_message (icon, SYSTEM_TRAY_BEGIN_MESSAGE,
1011 (Window)gtk_plug_get_id (GTK_PLUG (icon)),
1012 timeout, len, stamp);
1014 /* Now to send the actual message */
1015 xdisplay = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (GTK_WIDGET (icon)));
1016 gdk_error_trap_push ();
1019 XClientMessageEvent ev;
1021 memset (&ev, 0, sizeof (ev));
1022 ev.type = ClientMessage;
1023 ev.window = (Window)gtk_plug_get_id (GTK_PLUG (icon));
1025 ev.message_type = XInternAtom (xdisplay,
1026 "_NET_SYSTEM_TRAY_MESSAGE_DATA", False);
1029 memcpy (&ev.data, message, 20);
1035 memcpy (&ev.data, message, len);
1039 XSendEvent (xdisplay,
1040 icon->priv->manager_window, False,
1041 StructureNotifyMask, (XEvent *)&ev);
1043 gdk_error_trap_pop_ignored ();
1049 _gtk_tray_icon_cancel_message (GtkTrayIcon *icon,
1052 g_return_if_fail (GTK_IS_TRAY_ICON (icon));
1053 g_return_if_fail (id > 0);
1055 gtk_tray_icon_send_manager_message (icon, SYSTEM_TRAY_CANCEL_MESSAGE,
1056 (Window)gtk_plug_get_id (GTK_PLUG (icon)),
1061 _gtk_tray_icon_new_for_screen (GdkScreen *screen,
1064 g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
1066 return g_object_new (GTK_TYPE_TRAY_ICON,
1073 _gtk_tray_icon_new (const gchar *name)
1075 return g_object_new (GTK_TYPE_TRAY_ICON,
1081 _gtk_tray_icon_get_orientation (GtkTrayIcon *icon)
1083 g_return_val_if_fail (GTK_IS_TRAY_ICON (icon), GTK_ORIENTATION_HORIZONTAL);
1085 return icon->priv->orientation;
1089 _gtk_tray_icon_get_padding (GtkTrayIcon *icon)
1091 g_return_val_if_fail (GTK_IS_TRAY_ICON (icon), 0);
1093 return icon->priv->padding;
1097 _gtk_tray_icon_get_icon_size (GtkTrayIcon *icon)
1099 g_return_val_if_fail (GTK_IS_TRAY_ICON (icon), 0);
1101 return icon->priv->icon_size;