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, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 * This is an implementation of the freedesktop.org "system tray" spec,
22 * http://www.freedesktop.org/wiki/Standards/systemtray-spec
31 #include <X11/Xatom.h>
32 #include <cairo-xlib.h>
35 #include "gtkprivate.h"
36 #include "gtktrayicon.h"
37 #include "gtktestutils.h"
39 #include "gtktypebuiltins.h"
41 #define SYSTEM_TRAY_REQUEST_DOCK 0
42 #define SYSTEM_TRAY_BEGIN_MESSAGE 1
43 #define SYSTEM_TRAY_CANCEL_MESSAGE 2
45 #define SYSTEM_TRAY_ORIENTATION_HORZ 0
46 #define SYSTEM_TRAY_ORIENTATION_VERT 1
59 struct _GtkTrayIconPrivate
65 Atom system_tray_opcode_atom;
66 Atom orientation_atom;
71 Window manager_window;
72 GdkVisual *manager_visual;
73 gboolean manager_visual_rgba;
75 GtkOrientation orientation;
78 GdkRGBA warning_color;
79 GdkRGBA success_color;
84 static void gtk_tray_icon_constructed (GObject *object);
85 static void gtk_tray_icon_dispose (GObject *object);
87 static void gtk_tray_icon_get_property (GObject *object,
92 static void gtk_tray_icon_realize (GtkWidget *widget);
93 static void gtk_tray_icon_style_updated (GtkWidget *widget);
94 static gboolean gtk_tray_icon_delete (GtkWidget *widget,
96 static gboolean gtk_tray_icon_draw (GtkWidget *widget,
99 static void gtk_tray_icon_clear_manager_window (GtkTrayIcon *icon);
100 static void gtk_tray_icon_update_manager_window (GtkTrayIcon *icon);
101 static void gtk_tray_icon_manager_window_destroyed (GtkTrayIcon *icon);
103 static GdkFilterReturn gtk_tray_icon_manager_filter (GdkXEvent *xevent,
108 G_DEFINE_TYPE (GtkTrayIcon, gtk_tray_icon, GTK_TYPE_PLUG)
111 gtk_tray_icon_class_init (GtkTrayIconClass *class)
113 GObjectClass *gobject_class = (GObjectClass *)class;
114 GtkWidgetClass *widget_class = (GtkWidgetClass *)class;
116 gobject_class->get_property = gtk_tray_icon_get_property;
117 gobject_class->constructed = gtk_tray_icon_constructed;
118 gobject_class->dispose = gtk_tray_icon_dispose;
120 widget_class->realize = gtk_tray_icon_realize;
121 widget_class->style_updated = gtk_tray_icon_style_updated;
122 widget_class->delete_event = gtk_tray_icon_delete;
123 widget_class->draw = gtk_tray_icon_draw;
125 g_object_class_install_property (gobject_class,
127 g_param_spec_enum ("orientation",
129 P_("The orientation of the tray"),
130 GTK_TYPE_ORIENTATION,
131 GTK_ORIENTATION_HORIZONTAL,
132 GTK_PARAM_READABLE));
134 g_object_class_install_property (gobject_class,
136 g_param_spec_boxed ("fg-color",
137 P_("Foreground color"),
138 P_("Foreground color for symbolic icons"),
140 GTK_PARAM_READABLE));
142 g_object_class_install_property (gobject_class,
144 g_param_spec_boxed ("error-color",
146 P_("Error color for symbolic icons"),
148 GTK_PARAM_READABLE));
150 g_object_class_install_property (gobject_class,
152 g_param_spec_boxed ("warning-color",
154 P_("Warning color for symbolic icons"),
156 GTK_PARAM_READABLE));
158 g_object_class_install_property (gobject_class,
160 g_param_spec_boxed ("success-color",
162 P_("Success color for symbolic icons"),
164 GTK_PARAM_READABLE));
166 g_object_class_install_property (gobject_class,
168 g_param_spec_int ("padding",
170 P_("Padding that should be put around icons in the tray"),
174 GTK_PARAM_READABLE));
176 g_object_class_install_property (gobject_class,
178 g_param_spec_int ("icon-size",
180 P_("The pixel size that icons should be forced to, or zero"),
184 GTK_PARAM_READABLE));
186 g_type_class_add_private (class, sizeof (GtkTrayIconPrivate));
190 gtk_tray_icon_init (GtkTrayIcon *icon)
192 icon->priv = G_TYPE_INSTANCE_GET_PRIVATE (icon, GTK_TYPE_TRAY_ICON,
195 icon->priv->stamp = 1;
196 icon->priv->orientation = GTK_ORIENTATION_HORIZONTAL;
197 icon->priv->fg_color.red = 0.0;
198 icon->priv->fg_color.green = 0.0;
199 icon->priv->fg_color.blue = 0.0;
200 icon->priv->fg_color.alpha = 1.0;
201 icon->priv->error_color.red = 0.7968;
202 icon->priv->error_color.green = 0.0;
203 icon->priv->error_color.blue = 0.0;
204 icon->priv->error_color.alpha = 1.0;
205 icon->priv->warning_color.red = 0.9570;
206 icon->priv->warning_color.green = 0.4726;
207 icon->priv->warning_color.blue = 0.2421;
208 icon->priv->warning_color.alpha = 1.0;
209 icon->priv->success_color.red = 0.3047;
210 icon->priv->success_color.green = 0.6016;
211 icon->priv->success_color.blue = 0.0234;
212 icon->priv->success_color.alpha = 1.0;
213 icon->priv->padding = 0;
214 icon->priv->icon_size = 0;
216 gtk_widget_set_app_paintable (GTK_WIDGET (icon), TRUE);
217 gtk_widget_add_events (GTK_WIDGET (icon), GDK_PROPERTY_CHANGE_MASK);
221 gtk_tray_icon_constructed (GObject *object)
223 /* Do setup that depends on the screen; screen has been set at this point */
225 GtkTrayIcon *icon = GTK_TRAY_ICON (object);
226 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (object));
227 GdkWindow *root_window = gdk_screen_get_root_window (screen);
228 GdkDisplay *display = gtk_widget_get_display (GTK_WIDGET (object));
229 Display *xdisplay = gdk_x11_display_get_xdisplay (display);
232 g_snprintf (buffer, sizeof (buffer),
233 "_NET_SYSTEM_TRAY_S%d",
234 gdk_screen_get_number (screen));
236 icon->priv->selection_atom = XInternAtom (xdisplay, buffer, False);
238 icon->priv->manager_atom = XInternAtom (xdisplay, "MANAGER", False);
240 icon->priv->system_tray_opcode_atom = XInternAtom (xdisplay,
241 "_NET_SYSTEM_TRAY_OPCODE",
244 icon->priv->orientation_atom = XInternAtom (xdisplay,
245 "_NET_SYSTEM_TRAY_ORIENTATION",
248 icon->priv->visual_atom = XInternAtom (xdisplay,
249 "_NET_SYSTEM_TRAY_VISUAL",
252 icon->priv->colors_atom = XInternAtom (xdisplay,
253 "_NET_SYSTEM_TRAY_COLORS",
256 icon->priv->padding_atom = XInternAtom (xdisplay,
257 "_NET_SYSTEM_TRAY_PADDING",
260 icon->priv->icon_size_atom = XInternAtom (xdisplay,
261 "_NET_SYSTEM_TRAY_ICON_SIZE",
264 /* Add a root window filter so that we get changes on MANAGER */
265 gdk_window_add_filter (root_window,
266 gtk_tray_icon_manager_filter, icon);
268 gtk_tray_icon_update_manager_window (icon);
272 gtk_tray_icon_clear_manager_window (GtkTrayIcon *icon)
274 GdkDisplay *display = gtk_widget_get_display (GTK_WIDGET (icon));
276 if (icon->priv->manager_window != None)
280 gdkwin = gdk_x11_window_lookup_for_display (display,
281 icon->priv->manager_window);
283 gdk_window_remove_filter (gdkwin, gtk_tray_icon_manager_filter, icon);
285 icon->priv->manager_window = None;
286 icon->priv->manager_visual = NULL;
291 gtk_tray_icon_dispose (GObject *object)
293 GtkTrayIcon *icon = GTK_TRAY_ICON (object);
294 GtkWidget *widget = GTK_WIDGET (object);
295 GdkWindow *root_window = gdk_screen_get_root_window (gtk_widget_get_screen (widget));
297 gtk_tray_icon_clear_manager_window (icon);
299 gdk_window_remove_filter (root_window, gtk_tray_icon_manager_filter, icon);
301 G_OBJECT_CLASS (gtk_tray_icon_parent_class)->dispose (object);
305 gtk_tray_icon_get_property (GObject *object,
310 GtkTrayIcon *icon = GTK_TRAY_ICON (object);
314 case PROP_ORIENTATION:
315 g_value_set_enum (value, icon->priv->orientation);
318 g_value_set_boxed (value, &icon->priv->fg_color);
320 case PROP_ERROR_COLOR:
321 g_value_set_boxed (value, &icon->priv->error_color);
323 case PROP_WARNING_COLOR:
324 g_value_set_boxed (value, &icon->priv->warning_color);
326 case PROP_SUCCESS_COLOR:
327 g_value_set_boxed (value, &icon->priv->success_color);
330 g_value_set_int (value, icon->priv->padding);
333 g_value_set_int (value, icon->priv->icon_size);
336 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
342 gtk_tray_icon_draw (GtkWidget *widget,
345 GtkTrayIcon *icon = GTK_TRAY_ICON (widget);
346 GtkWidget *focus_child;
349 gboolean retval = FALSE;
350 cairo_surface_t *target;
352 window = gtk_widget_get_window (widget);
353 target = cairo_get_group_target (cr);
355 if (icon->priv->manager_visual_rgba ||
356 cairo_surface_get_type (target) != CAIRO_SURFACE_TYPE_XLIB ||
357 cairo_xlib_surface_get_drawable (target) != GDK_WINDOW_XID (window))
359 /* Clear to transparent */
360 cairo_set_source_rgba (cr, 0, 0, 0, 0);
361 cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
368 if (gdk_cairo_get_clip_rectangle (cr, &clip))
370 /* Clear to parent-relative pixmap
371 * We need to use direct X access here because GDK doesn't know about
372 * the parent realtive pixmap. */
373 cairo_surface_flush (target);
375 XClearArea (GDK_WINDOW_XDISPLAY (window),
376 GDK_WINDOW_XID (window),
378 clip.width, clip.height,
380 cairo_surface_mark_dirty_rectangle (target,
382 clip.width, clip.height);
386 if (GTK_WIDGET_CLASS (gtk_tray_icon_parent_class)->draw)
387 retval = GTK_WIDGET_CLASS (gtk_tray_icon_parent_class)->draw (widget, cr);
389 focus_child = gtk_container_get_focus_child (GTK_CONTAINER (widget));
390 if (focus_child && gtk_widget_has_visible_focus (focus_child))
392 GtkStyleContext *context;
395 border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
396 context = gtk_widget_get_style_context (widget);
397 state = gtk_widget_get_state_flags (widget);
399 gtk_style_context_save (context);
400 gtk_style_context_set_state (context, state);
402 gtk_render_focus (context, cr, border_width, border_width,
403 gtk_widget_get_allocated_width (widget) - 2 * border_width,
404 gtk_widget_get_allocated_height (widget) - 2 * border_width);
406 gtk_style_context_restore (context);
413 gtk_tray_icon_get_orientation_property (GtkTrayIcon *icon)
415 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (icon));
416 GdkDisplay *display = gdk_screen_get_display (screen);
417 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
429 g_assert (icon->priv->manager_window != None);
431 gdk_error_trap_push ();
433 result = XGetWindowProperty (xdisplay,
434 icon->priv->manager_window,
435 icon->priv->orientation_atom,
438 &type, &format, &nitems,
439 &bytes_after, &(prop.prop_ch));
440 error = gdk_error_trap_pop ();
442 if (error || result != Success)
445 if (type == XA_CARDINAL && nitems == 1 && format == 32)
447 GtkOrientation orientation;
449 orientation = (prop.prop [0] == SYSTEM_TRAY_ORIENTATION_HORZ) ?
450 GTK_ORIENTATION_HORIZONTAL :
451 GTK_ORIENTATION_VERTICAL;
453 if (icon->priv->orientation != orientation)
455 icon->priv->orientation = orientation;
457 g_object_notify (G_OBJECT (icon), "orientation");
466 gtk_tray_icon_get_visual_property (GtkTrayIcon *icon)
468 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (icon));
469 GdkDisplay *display = gdk_screen_get_display (screen);
470 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
486 g_assert (icon->priv->manager_window != None);
488 gdk_error_trap_push ();
490 result = XGetWindowProperty (xdisplay,
491 icon->priv->manager_window,
492 icon->priv->visual_atom,
495 &type, &format, &nitems,
496 &bytes_after, &(prop.prop_ch));
497 error = gdk_error_trap_pop ();
501 if (!error && result == Success &&
502 type == XA_VISUALID && nitems == 1 && format == 32)
504 VisualID visual_id = prop.prop[0];
505 visual = gdk_x11_screen_lookup_visual (screen, visual_id);
510 gdk_visual_get_red_pixel_details (visual, NULL, NULL, &red_prec);
511 gdk_visual_get_green_pixel_details (visual, NULL, NULL, &green_prec);
512 gdk_visual_get_blue_pixel_details (visual, NULL, NULL, &blue_prec);
515 icon->priv->manager_visual = visual;
516 icon->priv->manager_visual_rgba = visual != NULL &&
517 (red_prec + blue_prec + green_prec < gdk_visual_get_depth (visual));
519 /* For the background-relative hack we use when we aren't using a real RGBA
520 * visual, we can't be double-buffered */
521 gtk_widget_set_double_buffered (GTK_WIDGET (icon), icon->priv->manager_visual_rgba);
528 gtk_tray_icon_get_colors_property (GtkTrayIcon *icon)
530 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (icon));
531 GdkDisplay *display = gdk_screen_get_display (screen);
532 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
544 g_assert (icon->priv->manager_window != None);
546 gdk_error_trap_push ();
548 result = XGetWindowProperty (xdisplay,
549 icon->priv->manager_window,
550 icon->priv->colors_atom,
553 &type, &format, &nitems,
554 &bytes_after, &(prop.prop_ch));
555 error = gdk_error_trap_pop ();
557 if (error || result != Success)
560 if (type == XA_CARDINAL && nitems == 12 && format == 32)
564 g_object_freeze_notify (G_OBJECT (icon));
566 color.red = prop.prop[0] / 65535.0;
567 color.green = prop.prop[1] / 65535.0;
568 color.blue = prop.prop[2] / 65535.0;
570 if (!gdk_rgba_equal (&icon->priv->fg_color, &color))
572 icon->priv->fg_color = color;
574 g_object_notify (G_OBJECT (icon), "fg-color");
577 color.red = prop.prop[3] / 65535.0;
578 color.green = prop.prop[4] / 65535.0;
579 color.blue = prop.prop[5] / 65535.0;
581 if (!gdk_rgba_equal (&icon->priv->error_color, &color))
583 icon->priv->error_color = color;
585 g_object_notify (G_OBJECT (icon), "error-color");
588 color.red = prop.prop[6] / 65535.0;
589 color.green = prop.prop[7] / 65535.0;
590 color.blue = prop.prop[8] / 65535.0;
592 if (!gdk_rgba_equal (&icon->priv->warning_color, &color))
594 icon->priv->warning_color = color;
596 g_object_notify (G_OBJECT (icon), "warning-color");
599 color.red = prop.prop[9] / 65535.0;
600 color.green = prop.prop[10] / 65535.0;
601 color.blue = prop.prop[11] / 65535.0;
603 if (!gdk_rgba_equal (&icon->priv->success_color, &color))
605 icon->priv->success_color = color;
607 g_object_notify (G_OBJECT (icon), "success-color");
610 g_object_thaw_notify (G_OBJECT (icon));
618 gtk_tray_icon_get_padding_property (GtkTrayIcon *icon)
620 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (icon));
621 GdkDisplay *display = gdk_screen_get_display (screen);
622 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
634 g_assert (icon->priv->manager_window != None);
636 gdk_error_trap_push ();
638 result = XGetWindowProperty (xdisplay,
639 icon->priv->manager_window,
640 icon->priv->padding_atom,
643 &type, &format, &nitems,
644 &bytes_after, &(prop.prop_ch));
645 error = gdk_error_trap_pop ();
647 if (!error && result == Success &&
648 type == XA_CARDINAL && nitems == 1 && format == 32)
652 padding = prop.prop[0];
654 if (icon->priv->padding != padding)
656 icon->priv->padding = padding;
658 g_object_notify (G_OBJECT (icon), "padding");
667 gtk_tray_icon_get_icon_size_property (GtkTrayIcon *icon)
669 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (icon));
670 GdkDisplay *display = gdk_screen_get_display (screen);
671 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
683 g_assert (icon->priv->manager_window != None);
685 gdk_error_trap_push ();
687 result = XGetWindowProperty (xdisplay,
688 icon->priv->manager_window,
689 icon->priv->icon_size_atom,
692 &type, &format, &nitems,
693 &bytes_after, &(prop.prop_ch));
694 error = gdk_error_trap_pop ();
696 if (!error && result == Success &&
697 type == XA_CARDINAL && nitems == 1 && format == 32)
701 icon_size = prop.prop[0];
703 if (icon->priv->icon_size != icon_size)
705 icon->priv->icon_size = icon_size;
707 g_object_notify (G_OBJECT (icon), "icon-size");
715 static GdkFilterReturn
716 gtk_tray_icon_manager_filter (GdkXEvent *xevent,
720 GtkTrayIcon *icon = user_data;
721 XEvent *xev = (XEvent *)xevent;
723 if (xev->xany.type == ClientMessage &&
724 xev->xclient.message_type == icon->priv->manager_atom &&
725 xev->xclient.data.l[1] == icon->priv->selection_atom)
727 GTK_NOTE (PLUGSOCKET,
728 g_print ("GtkStatusIcon %p: tray manager appeared\n", icon));
730 gtk_tray_icon_update_manager_window (icon);
732 else if (xev->xany.window == icon->priv->manager_window)
734 if (xev->xany.type == PropertyNotify &&
735 xev->xproperty.atom == icon->priv->orientation_atom)
737 GTK_NOTE (PLUGSOCKET,
738 g_print ("GtkStatusIcon %p: got PropertyNotify on manager window for orientation atom\n", icon));
740 gtk_tray_icon_get_orientation_property (icon);
742 else if (xev->xany.type == PropertyNotify &&
743 xev->xproperty.atom == icon->priv->colors_atom)
745 GTK_NOTE (PLUGSOCKET,
746 g_print ("GtkStatusIcon %p: got PropertyNotify on manager window for colors atom\n", icon));
748 gtk_tray_icon_get_colors_property (icon);
750 else if (xev->xany.type == PropertyNotify &&
751 xev->xproperty.atom == icon->priv->padding_atom)
753 gtk_tray_icon_get_padding_property (icon);
755 else if (xev->xany.type == PropertyNotify &&
756 xev->xproperty.atom == icon->priv->icon_size_atom)
758 gtk_tray_icon_get_icon_size_property (icon);
760 else if (xev->xany.type == DestroyNotify)
762 GTK_NOTE (PLUGSOCKET,
763 g_print ("GtkStatusIcon %p: got DestroyNotify for manager window\n", icon));
765 gtk_tray_icon_manager_window_destroyed (icon);
768 GTK_NOTE (PLUGSOCKET,
769 g_print ("GtkStatusIcon %p: got other message on manager window\n", icon));
772 return GDK_FILTER_CONTINUE;
776 gtk_tray_icon_send_manager_message (GtkTrayIcon *icon,
784 XClientMessageEvent ev;
787 widget = GTK_WIDGET (icon);
789 memset (&ev, 0, sizeof (ev));
790 ev.type = ClientMessage;
792 ev.message_type = icon->priv->system_tray_opcode_atom;
794 ev.data.l[0] = gdk_x11_get_server_time (gtk_widget_get_window (widget));
795 ev.data.l[1] = message;
796 ev.data.l[2] = data1;
797 ev.data.l[3] = data2;
798 ev.data.l[4] = data3;
800 display = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (widget));
802 gdk_error_trap_push ();
804 icon->priv->manager_window, False, NoEventMask, (XEvent *)&ev);
805 gdk_error_trap_pop_ignored ();
809 gtk_tray_icon_send_dock_request (GtkTrayIcon *icon)
811 GTK_NOTE (PLUGSOCKET,
812 g_print ("GtkStatusIcon %p: sending dock request to manager window %lx\n",
813 icon, (gulong) icon->priv->manager_window));
815 gtk_tray_icon_send_manager_message (icon,
816 SYSTEM_TRAY_REQUEST_DOCK,
817 icon->priv->manager_window,
818 gtk_plug_get_id (GTK_PLUG (icon)),
823 gtk_tray_icon_update_manager_window (GtkTrayIcon *icon)
825 GtkWidget *widget = GTK_WIDGET (icon);
826 GdkScreen *screen = gtk_widget_get_screen (widget);
827 GdkDisplay *display = gdk_screen_get_display (screen);
828 Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
830 GTK_NOTE (PLUGSOCKET,
831 g_print ("GtkStatusIcon %p: updating tray icon manager window, current manager window: %lx\n",
832 icon, (gulong) icon->priv->manager_window));
834 if (icon->priv->manager_window != None)
837 GTK_NOTE (PLUGSOCKET,
838 g_print ("GtkStatusIcon %p: trying to find manager window\n", icon));
840 XGrabServer (xdisplay);
842 icon->priv->manager_window = XGetSelectionOwner (xdisplay,
843 icon->priv->selection_atom);
845 if (icon->priv->manager_window != None)
846 XSelectInput (xdisplay,
847 icon->priv->manager_window, StructureNotifyMask|PropertyChangeMask);
849 XUngrabServer (xdisplay);
852 if (icon->priv->manager_window != None)
856 GTK_NOTE (PLUGSOCKET,
857 g_print ("GtkStatusIcon %p: is being managed by window %lx\n",
858 icon, (gulong) icon->priv->manager_window));
860 gdkwin = gdk_x11_window_lookup_for_display (display,
861 icon->priv->manager_window);
863 gdk_window_add_filter (gdkwin, gtk_tray_icon_manager_filter, icon);
865 gtk_tray_icon_get_orientation_property (icon);
866 gtk_tray_icon_get_visual_property (icon);
867 gtk_tray_icon_get_colors_property (icon);
868 gtk_tray_icon_get_padding_property (icon);
869 gtk_tray_icon_get_icon_size_property (icon);
871 if (gtk_widget_get_realized (GTK_WIDGET (icon)))
873 if ((icon->priv->manager_visual == NULL &&
874 gtk_widget_get_visual (widget) == gdk_screen_get_system_visual (screen)) ||
875 (icon->priv->manager_visual == gtk_widget_get_visual (widget)))
877 /* Already have the right visual, can just dock
879 gtk_tray_icon_send_dock_request (icon);
883 /* Need to re-realize the widget to get the right visual
885 gtk_widget_hide (widget);
886 gtk_widget_unrealize (widget);
887 gtk_widget_show (widget);
892 GTK_NOTE (PLUGSOCKET,
893 g_print ("GtkStatusIcon %p: no tray manager found\n", icon));
897 gtk_tray_icon_manager_window_destroyed (GtkTrayIcon *icon)
899 g_return_if_fail (icon->priv->manager_window != None);
901 GTK_NOTE (PLUGSOCKET,
902 g_print ("GtkStatusIcon %p: tray manager window destroyed\n", icon));
904 gtk_tray_icon_clear_manager_window (icon);
908 gtk_tray_icon_delete (GtkWidget *widget,
911 #ifdef G_ENABLE_DEBUG
912 GtkTrayIcon *icon = GTK_TRAY_ICON (widget);
915 GTK_NOTE (PLUGSOCKET,
916 g_print ("GtkStatusIcon %p: delete notify, tray manager window %lx\n",
917 icon, (gulong) icon->priv->manager_window));
919 /* A bug in X server versions up to x.org 1.5.0 means that:
920 * XFixesChangeSaveSet(...., SaveSetRoot, SaveSetUnmap) doesn't work properly
921 * and we'll left mapped in a separate toplevel window if the tray is destroyed.
922 * For simplicity just get rid of our X window and start over.
924 gtk_widget_hide (widget);
925 gtk_widget_unrealize (widget);
926 gtk_widget_show (widget);
928 /* Handled it, don't destroy the tray icon */
933 gtk_tray_icon_set_visual (GtkTrayIcon *icon)
935 GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (icon));
936 GdkVisual *visual = icon->priv->manager_visual;
938 /* To avoid uncertainty about colormaps, _NET_SYSTEM_TRAY_VISUAL is supposed
939 * to be either the screen default visual or a TrueColor visual; ignore it
940 * if it is something else
942 if (visual && gdk_visual_get_visual_type (visual) != GDK_VISUAL_TRUE_COLOR)
946 visual = gdk_screen_get_system_visual (screen);
948 gtk_widget_set_visual (GTK_WIDGET (icon), visual);
952 gtk_tray_icon_realize (GtkWidget *widget)
954 GtkTrayIcon *icon = GTK_TRAY_ICON (widget);
957 /* Set our visual before realizing */
958 gtk_tray_icon_set_visual (icon);
960 GTK_WIDGET_CLASS (gtk_tray_icon_parent_class)->realize (widget);
961 window = gtk_widget_get_window (widget);
962 if (icon->priv->manager_visual_rgba)
964 /* Set a transparent background */
965 GdkColor transparent = { 0, 0, 0, 0 }; /* Only pixel=0 matters */
966 gdk_window_set_background (window, &transparent);
970 /* Set a parent-relative background pixmap */
971 gdk_window_set_background_pattern (window, NULL);
974 GTK_NOTE (PLUGSOCKET,
975 g_print ("GtkStatusIcon %p: realized, window: %lx, socket window: %lx\n",
977 (gulong) GDK_WINDOW_XID (window),
978 gtk_plug_get_socket_window (GTK_PLUG (icon)) ?
979 (gulong) GDK_WINDOW_XID (gtk_plug_get_socket_window (GTK_PLUG (icon))) : 0UL));
981 if (icon->priv->manager_window != None)
982 gtk_tray_icon_send_dock_request (icon);
986 gtk_tray_icon_style_updated (GtkWidget *widget)
988 /* The default handler resets the background according to the style. We either
989 * use a transparent background or a parent-relative background and ignore the
990 * style background. So, just don't chain up.
995 _gtk_tray_icon_send_message (GtkTrayIcon *icon,
997 const gchar *message,
1003 g_return_val_if_fail (GTK_IS_TRAY_ICON (icon), 0);
1004 g_return_val_if_fail (timeout >= 0, 0);
1005 g_return_val_if_fail (message != NULL, 0);
1007 if (icon->priv->manager_window == None)
1011 len = strlen (message);
1013 stamp = icon->priv->stamp++;
1015 /* Get ready to send the message */
1016 gtk_tray_icon_send_manager_message (icon, SYSTEM_TRAY_BEGIN_MESSAGE,
1017 (Window)gtk_plug_get_id (GTK_PLUG (icon)),
1018 timeout, len, stamp);
1020 /* Now to send the actual message */
1021 xdisplay = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (GTK_WIDGET (icon)));
1022 gdk_error_trap_push ();
1025 XClientMessageEvent ev;
1027 memset (&ev, 0, sizeof (ev));
1028 ev.type = ClientMessage;
1029 ev.window = (Window)gtk_plug_get_id (GTK_PLUG (icon));
1031 ev.message_type = XInternAtom (xdisplay,
1032 "_NET_SYSTEM_TRAY_MESSAGE_DATA", False);
1035 memcpy (&ev.data, message, 20);
1041 memcpy (&ev.data, message, len);
1045 XSendEvent (xdisplay,
1046 icon->priv->manager_window, False,
1047 StructureNotifyMask, (XEvent *)&ev);
1049 gdk_error_trap_pop_ignored ();
1055 _gtk_tray_icon_cancel_message (GtkTrayIcon *icon,
1058 g_return_if_fail (GTK_IS_TRAY_ICON (icon));
1059 g_return_if_fail (id > 0);
1061 gtk_tray_icon_send_manager_message (icon, SYSTEM_TRAY_CANCEL_MESSAGE,
1062 (Window)gtk_plug_get_id (GTK_PLUG (icon)),
1067 _gtk_tray_icon_new_for_screen (GdkScreen *screen,
1070 g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
1072 return g_object_new (GTK_TYPE_TRAY_ICON,
1079 _gtk_tray_icon_new (const gchar *name)
1081 return g_object_new (GTK_TYPE_TRAY_ICON,
1087 _gtk_tray_icon_get_orientation (GtkTrayIcon *icon)
1089 g_return_val_if_fail (GTK_IS_TRAY_ICON (icon), GTK_ORIENTATION_HORIZONTAL);
1091 return icon->priv->orientation;
1095 _gtk_tray_icon_get_padding (GtkTrayIcon *icon)
1097 g_return_val_if_fail (GTK_IS_TRAY_ICON (icon), 0);
1099 return icon->priv->padding;
1103 _gtk_tray_icon_get_icon_size (GtkTrayIcon *icon)
1105 g_return_val_if_fail (GTK_IS_TRAY_ICON (icon), 0);
1107 return icon->priv->icon_size;