[gnome-desktop] Ignore all events on the display labels

[William Jon McCann <mccann src gnome org>]

commit a7fcdf155d25ff51baf2a37b3fa3adeda622161b
Author: William Jon McCann <jmccann redhat com>
Date:   Tue May 8 16:40:22 2012 -0400

    Ignore all events on the display labels
    
    https://bugzilla.gnome.org/show_bug.cgi?id=675696

 libgnome-desktop/gnome-rr-labeler.c |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)
---
diff --git a/libgnome-desktop/gnome-rr-labeler.c b/libgnome-desktop/gnome-rr-labeler.c
index f8a0217..755bb8e 100644
--- a/libgnome-desktop/gnome-rr-labeler.c
+++ b/libgnome-desktop/gnome-rr-labeler.c
@@ -278,6 +278,17 @@ position_window (GnomeRRLabeler  *labeler,
 	gtk_window_move (GTK_WINDOW (window), workarea.x, workarea.y);
 }
 
+static void
+label_window_realize_cb (GtkWidget *widget)
+{
+	cairo_region_t *region;
+
+	/* make the whole window ignore events */
+	region = cairo_region_create ();
+	gtk_widget_input_shape_combine_region (widget, region);
+	cairo_region_destroy (region);
+}
+
 static GtkWidget *
 create_label_window (GnomeRRLabeler *labeler, GnomeRROutputInfo *output, GdkRGBA *rgba)
 {
@@ -301,6 +312,8 @@ create_label_window (GnomeRRLabeler *labeler, GnomeRROutputInfo *output, GdkRGBA
 
 	g_signal_connect (window, "draw",
 			  G_CALLBACK (label_window_draw_event_cb), labeler);
+	g_signal_connect (window, "realize",
+			  G_CALLBACK (label_window_realize_cb), labeler);
 
 	if (gnome_rr_config_get_clone (labeler->priv->config)) {
 		/* Keep this string in sync with gnome-control-center/capplets/display/xrandr-capplet.c:get_display_name() */