X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5dc224630b21a1b95e0f59b611fbb81311d4709e..8bda0ec6a3b0a7852eb0056f20a0dba7b07ea593:/src/gtk/eggtrayicon.c diff --git a/src/gtk/eggtrayicon.c b/src/gtk/eggtrayicon.c index de2777a4fd..2d6a3ce778 100644 --- a/src/gtk/eggtrayicon.c +++ b/src/gtk/eggtrayicon.c @@ -18,7 +18,7 @@ * Boston, MA 02111-1307, USA. */ -/* +/* Permission to use this file under wxWindows license given by copyright holder: @@ -81,22 +81,22 @@ X-KMail-SignatureState: 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 +> 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. @@ -104,28 +104,59 @@ Anders -------- */ + #include "wx/platform.h" -#include -#include +#if wxUSE_TASKBARICON -#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2, 1, 0) +#include +#if GTK_CHECK_VERSION(2, 1, 0) #include #include "eggtrayicon.h" +#include +#if defined (GDK_WINDOWING_X11) +#include +#include +#elif defined (GDK_WINDOWING_WIN32) +#include +#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) @@ -157,18 +188,108 @@ static 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 @@ -181,22 +302,29 @@ egg_tray_icon_manager_filter (GdkXEvent *xevent, GdkEvent *event, gpointer user_ 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; @@ -216,8 +344,11 @@ egg_tray_icon_unrealize (GtkWidget *widget) 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, @@ -228,7 +359,7 @@ egg_tray_icon_send_manager_message (EggTrayIcon *icon, { XClientMessageEvent ev; Display *display; - + ev.type = ClientMessage; ev.window = window; ev.message_type = icon->system_tray_opcode_atom; @@ -240,7 +371,7 @@ egg_tray_icon_send_manager_message (EggTrayIcon *icon, 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); @@ -259,95 +390,147 @@ egg_tray_icon_send_dock_request (EggTrayIcon *icon) } 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) +{ + gdk_window_set_back_pixmap (widget->window, NULL, TRUE); +} + +static void +make_transparent (GtkWidget *widget, gpointer user_data) { - EggTrayIcon *icon; + 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 * @@ -355,13 +538,13 @@ egg_tray_icon_new_for_screen (GdkScreen *screen, const char *name) { 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 @@ -371,22 +554,25 @@ egg_tray_icon_send_message (EggTrayIcon *icon, 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 */ @@ -397,9 +583,9 @@ egg_tray_icon_send_message (EggTrayIcon *icon, 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); @@ -420,6 +606,7 @@ egg_tray_icon_send_message (EggTrayIcon *icon, XSync (xdisplay, False); } gdk_error_trap_pop (); +#endif return stamp; } @@ -430,10 +617,24 @@ egg_tray_icon_cancel_message (EggTrayIcon *icon, { 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 } -#endif /* __WXGTK20__ */ +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 */