* Boston, MA 02111-1307, USA.
*/
+/*
+
+Permission to use this file under wxWindows licence given by
+copyright holder:
+--------
+From andersca@gnu.org Tue Dec 9 13:01:56 2003
+Return-path: <andersca@gnu.org>
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+ for <vaclav.slavik@matfyz.cz>; Tue, 9 Dec 2003 13:01:56 +0100 (CET)
+Subject: Re: eggtrayicon.{c,h} licensing
+From: Anders Carlsson <andersca@gnu.org>
+To: Vaclav Slavik <vaclav.slavik@matfyz.cz>
+In-Reply-To: <200312091142.54542.vaclav.slavik@matfyz.cz>
+References: <200312091142.54542.vaclav.slavik@matfyz.cz>
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+
+On tis, 2003-12-09 at 11:42 +0100, Vaclav Slavik wrote:
+> Hi,
+>
+> I'm working on the wxWindows cross-platform GUI toolkit
+> (http://www.wxwindows.org) which uses GTK+ and it would save me a lot
+> of time if I could use your eggtrayicon code to implement tray icons
+> on X11. Unfortunately I can't use it right now because it is not part
+> of any library we could depend on (as we do depend on GTK+) and would
+> have to be included in our sources and it is under the LGPL license.
+> The problem is that wxWindows' license is more permissive (see
+> http://www.opensource.org/licenses/wxwindows.php for details) and so
+> I can't take your code and put it under wxWindows License. And I
+> can't put code that can't be used under the terms of wxWindows
+> License into wxWindows either. Do you think it would be possible to
+> get permission to include eggtrayicon under wxWindows license?
+>
+> Thanks,
+> Vaclav
+>
+
+Sure, that's fine by me.
+
+Anders
+--------
+*/
+
+
+#include "wx/platform.h"
+
+#if wxUSE_TASKBARICON
+
+#include <gtk/gtk.h>
+#if GTK_CHECK_VERSION(2, 1, 0)
+
#include <string.h>
-#include <gdk/gdkx.h>
#include "eggtrayicon.h"
+#include <gdkconfig.h>
+#if defined (GDK_WINDOWING_X11)
+#include <gdk/gdkx.h>
+#include <X11/Xatom.h>
+#elif defined (GDK_WINDOWING_WIN32)
+#include <gdk/gdkwin32.h>
+#endif
+
+
#define SYSTEM_TRAY_REQUEST_DOCK 0
#define SYSTEM_TRAY_BEGIN_MESSAGE 1
#define SYSTEM_TRAY_CANCEL_MESSAGE 2
-
+
+#define SYSTEM_TRAY_ORIENTATION_HORZ 0
+#define SYSTEM_TRAY_ORIENTATION_VERT 1
+
+enum {
+ PROP_0,
+ PROP_ORIENTATION
+};
+
static GtkPlugClass *parent_class = NULL;
static void egg_tray_icon_init (EggTrayIcon *icon);
static void egg_tray_icon_class_init (EggTrayIconClass *klass);
+static void egg_tray_icon_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec);
+
+static void egg_tray_icon_realize (GtkWidget *widget);
static void egg_tray_icon_unrealize (GtkWidget *widget);
-static void egg_tray_icon_update_manager_window (EggTrayIcon *icon);
+static void egg_tray_icon_add (GtkContainer *container,
+ GtkWidget *widget);
+
+#ifdef GDK_WINDOWING_X11
+static void egg_tray_icon_update_manager_window (EggTrayIcon *icon,
+ gboolean dock_if_realized);
+static void egg_tray_icon_manager_window_destroyed (EggTrayIcon *icon);
+#endif
GType
egg_tray_icon_get_type (void)
egg_tray_icon_init (EggTrayIcon *icon)
{
icon->stamp = 1;
-
+ icon->orientation = GTK_ORIENTATION_HORIZONTAL;
+
gtk_widget_add_events (GTK_WIDGET (icon), GDK_PROPERTY_CHANGE_MASK);
}
static void
egg_tray_icon_class_init (EggTrayIconClass *klass)
{
+ GObjectClass *gobject_class = (GObjectClass *)klass;
GtkWidgetClass *widget_class = (GtkWidgetClass *)klass;
+ GtkContainerClass *container_class = (GtkContainerClass *)klass;
parent_class = g_type_class_peek_parent (klass);
+ gobject_class->get_property = egg_tray_icon_get_property;
+
+ widget_class->realize = egg_tray_icon_realize;
widget_class->unrealize = egg_tray_icon_unrealize;
+
+ container_class->add = egg_tray_icon_add;
+
+ g_object_class_install_property (gobject_class,
+ PROP_ORIENTATION,
+ g_param_spec_enum ("orientation",
+ "Orientation",
+ "The orientation of the tray.",
+ GTK_TYPE_ORIENTATION,
+ GTK_ORIENTATION_HORIZONTAL,
+ G_PARAM_READABLE));
+}
+
+static void
+egg_tray_icon_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ EggTrayIcon *icon = EGG_TRAY_ICON (object);
+
+ switch (prop_id)
+ {
+ case PROP_ORIENTATION:
+ g_value_set_enum (value, icon->orientation);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+#ifdef GDK_WINDOWING_X11
+
+static void
+egg_tray_icon_get_orientation_property (EggTrayIcon *icon)
+{
+ Display *xdisplay;
+ Atom type;
+ int format;
+ union {
+ gulong *prop;
+ guchar *prop_ch;
+ } prop = { NULL };
+ gulong nitems;
+ gulong bytes_after;
+ int error, result;
+
+ g_assert (icon->manager_window != None);
+
+ xdisplay = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (GTK_WIDGET (icon)));
+
+ gdk_error_trap_push ();
+ type = None;
+ result = XGetWindowProperty (xdisplay,
+ icon->manager_window,
+ icon->orientation_atom,
+ 0, G_MAXLONG, FALSE,
+ XA_CARDINAL,
+ &type, &format, &nitems,
+ &bytes_after, &(prop.prop_ch));
+ error = gdk_error_trap_pop ();
+
+ if (error || result != Success)
+ return;
+
+ if (type == XA_CARDINAL)
+ {
+ GtkOrientation orientation;
+
+ orientation = (prop.prop [0] == SYSTEM_TRAY_ORIENTATION_HORZ) ?
+ GTK_ORIENTATION_HORIZONTAL :
+ GTK_ORIENTATION_VERTICAL;
+
+ if (icon->orientation != orientation)
+ {
+ icon->orientation = orientation;
+
+ g_object_notify (G_OBJECT (icon), "orientation");
+ }
+ }
+
+ if (prop.prop)
+ XFree (prop.prop);
}
static GdkFilterReturn
xev->xclient.message_type == icon->manager_atom &&
xev->xclient.data.l[1] == icon->selection_atom)
{
- egg_tray_icon_update_manager_window (icon);
+ egg_tray_icon_update_manager_window (icon, TRUE);
}
else if (xev->xany.window == icon->manager_window)
{
+ if (xev->xany.type == PropertyNotify &&
+ xev->xproperty.atom == icon->orientation_atom)
+ {
+ egg_tray_icon_get_orientation_property (icon);
+ }
if (xev->xany.type == DestroyNotify)
{
- egg_tray_icon_update_manager_window (icon);
+ egg_tray_icon_manager_window_destroyed (icon);
}
}
-
return GDK_FILTER_CONTINUE;
}
+#endif
+
static void
egg_tray_icon_unrealize (GtkWidget *widget)
{
+#ifdef GDK_WINDOWING_X11
EggTrayIcon *icon = EGG_TRAY_ICON (widget);
GdkWindow *root_window;
if (GTK_WIDGET_CLASS (parent_class)->unrealize)
(* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
+#endif
}
+#ifdef GDK_WINDOWING_X11
+
static void
egg_tray_icon_send_manager_message (EggTrayIcon *icon,
long message,
{
XClientMessageEvent ev;
Display *display;
-
+
ev.type = ClientMessage;
ev.window = window;
ev.message_type = icon->system_tray_opcode_atom;
ev.data.l[4] = data3;
display = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (GTK_WIDGET (icon)));
-
+
gdk_error_trap_push ();
XSendEvent (display,
icon->manager_window, False, NoEventMask, (XEvent *)&ev);
}
static void
-egg_tray_icon_update_manager_window (EggTrayIcon *icon)
+egg_tray_icon_update_manager_window (EggTrayIcon *icon,
+ gboolean dock_if_realized)
{
Display *xdisplay;
-
- xdisplay = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (GTK_WIDGET (icon)));
-
+
if (icon->manager_window != None)
- {
- GdkWindow *gdkwin;
+ return;
+
+ xdisplay = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (GTK_WIDGET (icon)));
- gdkwin = gdk_window_lookup_for_display (gtk_widget_get_display (GTK_WIDGET (icon)),
- icon->manager_window);
-
- gdk_window_remove_filter (gdkwin, egg_tray_icon_manager_filter, icon);
- }
-
XGrabServer (xdisplay);
-
+
icon->manager_window = XGetSelectionOwner (xdisplay,
icon->selection_atom);
if (icon->manager_window != None)
XSelectInput (xdisplay,
- icon->manager_window, StructureNotifyMask);
+ icon->manager_window, StructureNotifyMask|PropertyChangeMask);
XUngrabServer (xdisplay);
XFlush (xdisplay);
-
+
if (icon->manager_window != None)
{
GdkWindow *gdkwin;
gdkwin = gdk_window_lookup_for_display (gtk_widget_get_display (GTK_WIDGET (icon)),
icon->manager_window);
-
+
gdk_window_add_filter (gdkwin, egg_tray_icon_manager_filter, icon);
- /* Send a request that we'd like to dock */
- egg_tray_icon_send_dock_request (icon);
+ if (dock_if_realized && GTK_WIDGET_REALIZED (icon))
+ egg_tray_icon_send_dock_request (icon);
+
+ egg_tray_icon_get_orientation_property (icon);
}
}
-EggTrayIcon *
-egg_tray_icon_new_for_xscreen (Screen *xscreen, const char *name)
+static void
+egg_tray_icon_manager_window_destroyed (EggTrayIcon *icon)
+{
+ GdkWindow *gdkwin;
+
+ g_return_if_fail (icon->manager_window != None);
+
+ gdkwin = gdk_window_lookup_for_display (gtk_widget_get_display (GTK_WIDGET (icon)),
+ icon->manager_window);
+
+ gdk_window_remove_filter (gdkwin, egg_tray_icon_manager_filter, icon);
+
+ icon->manager_window = None;
+
+ egg_tray_icon_update_manager_window (icon, TRUE);
+}
+
+#endif
+
+static gboolean
+transparent_expose_event (GtkWidget *widget, GdkEventExpose *event, gpointer user_data)
+{
+ gdk_window_clear_area (widget->window, event->area.x, event->area.y,
+ event->area.width, event->area.height);
+ return FALSE;
+}
+
+static void
+make_transparent_again (GtkWidget *widget, GtkStyle *previous_style,
+ gpointer user_data)
{
- EggTrayIcon *icon;
+ gdk_window_set_back_pixmap (widget->window, NULL, TRUE);
+}
+
+static void
+make_transparent (GtkWidget *widget, gpointer user_data)
+{
+ if (GTK_WIDGET_NO_WINDOW (widget) || GTK_WIDGET_APP_PAINTABLE (widget))
+ return;
+
+ gtk_widget_set_app_paintable (widget, TRUE);
+ gtk_widget_set_double_buffered (widget, FALSE);
+ gdk_window_set_back_pixmap (widget->window, NULL, TRUE);
+ g_signal_connect (widget, "expose_event",
+ G_CALLBACK (transparent_expose_event), NULL);
+ g_signal_connect_after (widget, "style_set",
+ G_CALLBACK (make_transparent_again), NULL);
+}
+
+static void
+egg_tray_icon_realize (GtkWidget *widget)
+{
+#ifdef GDK_WINDOWING_X11
+ EggTrayIcon *icon = EGG_TRAY_ICON (widget);
+ GdkScreen *screen;
+ GdkDisplay *display;
+ Display *xdisplay;
char buffer[256];
GdkWindow *root_window;
- GdkDisplay *display;
- GdkScreen *screen;
-
- g_return_val_if_fail (xscreen != NULL, NULL);
-
- icon = g_object_new (EGG_TYPE_TRAY_ICON, NULL);
- gtk_window_set_title (GTK_WINDOW (icon), name);
-
- display = gdk_x11_lookup_xdisplay (DisplayOfScreen (xscreen));
- screen = gdk_display_get_screen (display, XScreenNumberOfScreen (xscreen));
-
- gtk_plug_construct_for_display (GTK_PLUG (icon),
- display, 0);
-
- gtk_window_set_screen (GTK_WINDOW (icon), screen);
-
- gtk_widget_realize (GTK_WIDGET (icon));
+
+ if (GTK_WIDGET_CLASS (parent_class)->realize)
+ GTK_WIDGET_CLASS (parent_class)->realize (widget);
+
+ make_transparent (widget, NULL);
+
+ screen = gtk_widget_get_screen (widget);
+ display = gdk_screen_get_display (screen);
+ xdisplay = gdk_x11_display_get_xdisplay (display);
/* Now see if there's a manager window around */
g_snprintf (buffer, sizeof (buffer),
"_NET_SYSTEM_TRAY_S%d",
- XScreenNumberOfScreen (xscreen));
-
- icon->selection_atom = XInternAtom (DisplayOfScreen (xscreen),
- buffer, False);
-
- icon->manager_atom = XInternAtom (DisplayOfScreen (xscreen),
- "MANAGER", False);
-
- icon->system_tray_opcode_atom = XInternAtom (DisplayOfScreen (xscreen),
- "_NET_SYSTEM_TRAY_OPCODE", False);
-
- egg_tray_icon_update_manager_window (icon);
-
- root_window = gdk_screen_get_root_window (gtk_widget_get_screen (GTK_WIDGET (icon)));
-
+ gdk_screen_get_number (screen));
+
+ icon->selection_atom = XInternAtom (xdisplay, buffer, False);
+
+ icon->manager_atom = XInternAtom (xdisplay, "MANAGER", False);
+
+ icon->system_tray_opcode_atom = XInternAtom (xdisplay,
+ "_NET_SYSTEM_TRAY_OPCODE",
+ False);
+
+ icon->orientation_atom = XInternAtom (xdisplay,
+ "_NET_SYSTEM_TRAY_ORIENTATION",
+ False);
+
+ egg_tray_icon_update_manager_window (icon, FALSE);
+ egg_tray_icon_send_dock_request (icon);
+
+ root_window = gdk_screen_get_root_window (screen);
+
/* Add a root window filter so that we get changes on MANAGER */
gdk_window_add_filter (root_window,
egg_tray_icon_manager_filter, icon);
-
- return icon;
+#endif
+}
+
+static void
+egg_tray_icon_add (GtkContainer *container, GtkWidget *widget)
+{
+ g_signal_connect (widget, "realize",
+ G_CALLBACK (make_transparent), NULL);
+ GTK_CONTAINER_CLASS (parent_class)->add (container, widget);
}
EggTrayIcon *
{
g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
- return egg_tray_icon_new_for_xscreen (GDK_SCREEN_XSCREEN (screen), name);
+ return g_object_new (EGG_TYPE_TRAY_ICON, "screen", screen, "title", name, NULL);
}
EggTrayIcon*
egg_tray_icon_new (const gchar *name)
{
- return egg_tray_icon_new_for_xscreen (DefaultScreenOfDisplay (gdk_display), name);
+ return g_object_new (EGG_TYPE_TRAY_ICON, "title", name, NULL);
}
guint
gint len)
{
guint stamp;
-
+
g_return_val_if_fail (EGG_IS_TRAY_ICON (icon), 0);
g_return_val_if_fail (timeout >= 0, 0);
g_return_val_if_fail (message != NULL, 0);
-
+
+#ifdef GDK_WINDOWING_X11
if (icon->manager_window == None)
return 0;
+#endif
if (len < 0)
len = strlen (message);
stamp = icon->stamp++;
-
+
+#ifdef GDK_WINDOWING_X11
/* Get ready to send the message */
egg_tray_icon_send_manager_message (icon, SYSTEM_TRAY_BEGIN_MESSAGE,
- (Window)gtk_plug_get_id (GTK_PLUG (icon)),
+ icon->manager_window,
timeout, len, stamp);
/* Now to send the actual message */
Display *xdisplay;
xdisplay = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (GTK_WIDGET (icon)));
-
+
ev.type = ClientMessage;
- ev.window = (Window)gtk_plug_get_id (GTK_PLUG (icon));
+ ev.window = icon->manager_window;
ev.format = 8;
ev.message_type = XInternAtom (xdisplay,
"_NET_SYSTEM_TRAY_MESSAGE_DATA", False);
XSync (xdisplay, False);
}
gdk_error_trap_pop ();
+#endif
return stamp;
}
{
g_return_if_fail (EGG_IS_TRAY_ICON (icon));
g_return_if_fail (id > 0);
-
+#ifdef GDK_WINDOWING_X11
egg_tray_icon_send_manager_message (icon, SYSTEM_TRAY_CANCEL_MESSAGE,
(Window)gtk_plug_get_id (GTK_PLUG (icon)),
id, 0, 0);
+#endif
+}
+
+GtkOrientation
+egg_tray_icon_get_orientation (EggTrayIcon *icon)
+{
+ g_return_val_if_fail (EGG_IS_TRAY_ICON (icon), GTK_ORIENTATION_HORIZONTAL);
+
+ return icon->orientation;
}
+
+
+
+
+
+#endif /* GTK_CHECK_VERSION(2, 1, 0) */
+#endif /* wxUSE_TASKBARICON */
projects / wxWidgets.git / blobdiff