if (! priv->icon_view) {
ev_sidebar_init_icon_view (sidebar_thumbnails);
g_object_notify (G_OBJECT (sidebar_thumbnails), "main_widget");
if (! priv->icon_view) {
ev_sidebar_init_icon_view (sidebar_thumbnails);
g_object_notify (G_OBJECT (sidebar_thumbnails), "main_widget");