[libwnck] pager: Do not call gtk_widget_queue_resize() in size_allocate() handler

[Vincent Untz <vuntz src gnome org>]

commit 6e328ad5ed48878ee5993054e5ba6aa44a656893
Author: Vincent Untz <vuntz gnome org>
Date:   Thu Feb 3 14:58:02 2011 +0100

    pager: Do not call gtk_widget_queue_resize() in size_allocate() handler
    
    It's not allowed to do so. However we know when we want to do this, so
    add an idle function to do later when it's needed.

 libwnck/pager.c |    9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/libwnck/pager.c b/libwnck/pager.c
index bfab525..025c401 100644
--- a/libwnck/pager.c
+++ b/libwnck/pager.c
@@ -730,6 +730,13 @@ wnck_pager_get_preferred_height_for_width (GtkWidget *widget,
   *natural_height = *minimum_height = height;
 }
 
+static gboolean
+_wnck_pager_queue_resize (gpointer data)
+{
+  gtk_widget_queue_resize (GTK_WIDGET (data));
+  return FALSE;
+}
+
 static void
 wnck_pager_size_allocate (GtkWidget      *widget,
                           GtkAllocation  *allocation)
@@ -785,7 +792,7 @@ wnck_pager_size_allocate (GtkWidget      *widget,
   if (workspace_size != pager->priv->workspace_size)
     {
       pager->priv->workspace_size = workspace_size;
-      gtk_widget_queue_resize (GTK_WIDGET (widget));
+      g_idle_add (_wnck_pager_queue_resize, pager);
       return;
     }