--- gtk+-2.24.20/gtk/gtkcombobox.c.org  2013-03-12 22:25:23.000000000 +0200

+++ gtk+-2.24.20/gtk/gtkcombobox.c      2013-07-20 23:38:34.248516146 +0300

@@ -4152,11 +4152,11 @@

   if (!ret)

     return TRUE; /* clicked outside window? */

+  gtk_combo_box_popdown (combo_box);

+

   gtk_tree_model_get_iter (priv->model, &iter, path);

   gtk_tree_path_free (path);

-  gtk_combo_box_popdown (combo_box);

-

   if (tree_column_row_is_sensitive (combo_box, &iter))

     gtk_combo_box_set_active_iter (combo_box, &iter);