[gtk+/client-side-windows] Set the right parent root window for the offscreen windows

[Alexander Larsson <alexl src gnome org>]

commit 55ee12c296a23f09fa274c6adb5f4214f9d2aade
Author: Alexander Larsson <alexl redhat com>
Date:   Thu Jun 4 08:05:51 2009 +0200

    Set the right parent root window for the offscreen windows
---
 tests/gtkoffscreenbox.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/gtkoffscreenbox.c b/tests/gtkoffscreenbox.c
index 5a0749b..d5a2d20 100644
--- a/tests/gtkoffscreenbox.c
+++ b/tests/gtkoffscreenbox.c
@@ -118,7 +118,7 @@ gtk_offscreen_box_realize (GtkWidget *widget)
       attributes.height = offscreen_box->child1->allocation.height;
       start_y += offscreen_box->child1->allocation.height;
     }
-  offscreen_box->offscreen_window1 = gdk_window_new (NULL,
+  offscreen_box->offscreen_window1 = gdk_window_new (gtk_widget_get_root_window (widget),
 						     &attributes, attributes_mask);
   gdk_window_set_user_data (offscreen_box->offscreen_window1, widget);
   if (offscreen_box->child1)
@@ -132,7 +132,7 @@ gtk_offscreen_box_realize (GtkWidget *widget)
       attributes.width = offscreen_box->child2->allocation.width;
       attributes.height = offscreen_box->child2->allocation.height;
     }
-  offscreen_box->offscreen_window2 = gdk_window_new (NULL,
+  offscreen_box->offscreen_window2 = gdk_window_new (gtk_widget_get_root_window (widget),
 						     &attributes, attributes_mask);
   gdk_window_set_user_data (offscreen_box->offscreen_window2, widget);
   if (offscreen_box->child2)