+ g_return_if_fail (EV_IS_PAGE_ACTION (page));
+ g_return_if_fail (GTK_IS_TREE_MODEL (links_model));
+
+ if (page->priv->model == links_model)
+ return;
+
+ if (page->priv->model)
+ g_object_unref (page->priv->model);
+ page->priv->model = g_object_ref (links_model);
+
+ g_object_notify (G_OBJECT (page), "model");