void (* layers_visibility_changed) (EvSidebarLayers *ev_layers);
};
-GType ev_sidebar_layers_get_type (void) G_GNUC_CONST;
-GtkWidget *ev_sidebar_layers_new (void);
+GType ev_sidebar_layers_get_type (void) G_GNUC_CONST;
+GtkWidget *ev_sidebar_layers_new (void);
+void ev_sidebar_layers_update_layers_state (EvSidebarLayers *sidebar_layers);
G_END_DECLS