From 0104f5c1bdc837c473e067875c6bb334da64cf55 Mon Sep 17 00:00:00 2001
From: Alexander Larsson <alexl@redhat.com>
Date: Thu, 4 Apr 2013 15:38:40 +0200
Subject: [PATCH] Fix gtk_window_set_opacity()

We *do* want to call gdk_window_set_opacity() on toplevels, because
this particular case does work.

https://bugzilla.gnome.org/show_bug.cgi?id=697263
---
 gtk/gtkwidget.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 44755b68b1..6481c50007 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -14255,7 +14255,8 @@ gtk_widget_propagate_alpha (GtkWidget *widget)
 
   if (gtk_widget_get_has_window (widget))
     {
-      if (priv->window != NULL && !gdk_window_has_native (priv->window))
+      if (priv->window != NULL &&
+	  (!gdk_window_has_native (priv->window) || gtk_widget_is_toplevel (widget)))
 	gdk_window_set_opacity (priv->window,
 				norender ? 0 : priv->alpha / 255.0);
     }