[gtk+/wip/cssvalue: 148/164] container: Only resize if a resize is needed

[Benjamin Otte <otte src gnome org>]

commit 88418e76b0d29f4b0e195230e8a9b65015ea43b6
Author: Benjamin Otte <otte redhat com>
Date:   Mon Apr 9 21:15:06 2012 +0200

    container: Only resize if a resize is needed
    
    This is helpful now that we can get into this function from just style
    invalidations and not only from queue_resize() calls.

 gtk/gtkcontainer.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkcontainer.c b/gtk/gtkcontainer.c
index 2bba490..a9a1643 100644
--- a/gtk/gtkcontainer.c
+++ b/gtk/gtkcontainer.c
@@ -1769,7 +1769,8 @@ gtk_container_check_resize (GtkContainer *container)
 {
   g_return_if_fail (GTK_IS_CONTAINER (container));
 
-  g_signal_emit (container, container_signals[CHECK_RESIZE], 0);
+  if (_gtk_widget_get_alloc_needed (GTK_WIDGET (container)))
+    g_signal_emit (container, container_signals[CHECK_RESIZE], 0);
 }
 
 static void