From da100207b3c5437ea8928a0043e75af8aa4ed936 Mon Sep 17 00:00:00 2001
From: Benjamin Otte <otte@redhat.com>
Date: Tue, 8 Jan 2013 12:26:04 +0100
Subject: [PATCH] sizerequest: Make invisible widgets return a 0x0 size.

---
 gtk/gtksizerequest.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/gtk/gtksizerequest.c b/gtk/gtksizerequest.c
index 7ad94398bb..4d54821c0e 100644
--- a/gtk/gtksizerequest.c
+++ b/gtk/gtksizerequest.c
@@ -268,6 +268,15 @@ _gtk_widget_compute_size_for_orientation (GtkWidget        *widget,
   gpointer key;
   gint    min_result = 0, nat_result = 0;
 
+  if (!gtk_widget_get_visible (widget))
+    {
+      if (minimum)
+        *minimum = 0;
+      if (natural)
+        *natural = 0;
+      return;
+    }
+
   if (G_LIKELY (!_gtk_widget_get_sizegroups (widget)))
     {
       gtk_widget_query_size_for_orientation (widget, orientation, for_size, minimum, natural);