Index: gtktreeview.c
===================================================================
RCS file: /cvs/gnome/gtk+/gtk/gtktreeview.c,v
retrieving revision 1.535
diff -u -3 -p -r1.535 gtktreeview.c
--- gtktreeview.c	15 May 2006 19:17:30 -0000	1.535
+++ gtktreeview.c	15 May 2006 20:38:03 -0000
@@ -2342,7 +2342,8 @@ gtk_tree_view_button_press (GtkWidget   
 
               if (TREE_VIEW_DRAW_EXPANDERS(tree_view))
 	        {
-	          cell_area.x += depth * tree_view->priv->expander_size;
+	          if (!rtl)
+	            cell_area.x += depth * tree_view->priv->expander_size;
 	          cell_area.width -= depth * tree_view->priv->expander_size;
 		}
 	    }
