[gtk+] overlay: Create child window before setting parent

[Benjamin Otte <otte src gnome org>]

commit f34d0d6f7b3987c5ecb73495c0aa1a9298f9eb53
Author: Benjamin Otte <otte redhat com>
Date:   Thu Dec 8 00:20:06 2011 +0100

    overlay: Create child window before setting parent
    
    Otherwise, the window will not be used when set_parent() maps the child.

 gtk/gtkoverlay.c |   10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtkoverlay.c b/gtk/gtkoverlay.c
index e8b66aa..db9d172 100644
--- a/gtk/gtkoverlay.c
+++ b/gtk/gtkoverlay.c
@@ -625,10 +625,14 @@ gtk_overlay_add_overlay (GtkOverlay *overlay,
   child = g_slice_new0 (GtkOverlayChild);
   child->widget = widget;
 
-  gtk_widget_set_parent (widget, GTK_WIDGET (overlay));
-
   priv->children = g_slist_append (priv->children, child);
 
   if (gtk_widget_get_realized (GTK_WIDGET (overlay)))
-    child->window = gtk_overlay_create_child_window (overlay, widget);
+    {
+      child->window = gtk_overlay_create_child_window (overlay, widget);
+      gtk_widget_set_parent (widget, GTK_WIDGET (overlay));
+    }
+  else
+    gtk_widget_set_parent (widget, GTK_WIDGET (overlay));
+
 }