add: update_score_state ();
context: static void apply_cb (GtkWidget *widget, gint action, gpointer data){	if (action == GTK_RESPONSE_ACCEPT) {		if (t_properties->tilesize != properties->tilesize) {			gtk_widget_set_size_request (GTK_WIDGET (drawing_area),						     t_properties->tilesize * BOARDWIDTH,						     t_properties->tilesize * BOARDHEIGHT);		} 		gnibbles_properties_destroy (properties);		properties = gnibbles_properties_copy (t_properties);		gnibbles_properties_save (properties);	}	gtk_widget_destroy (widget);}