helper.add(new SelectFeatureBehaviour(new Class[]{Polygon.class, MultiPolygon.class}, BBOX.class));
helper.add( new StartHoleCuttingBehaviour());
helper.stopOrderedList();
helper.stopMutualExclusiveList();
helper.add( new SetSnapSizeBehaviour());
helper.add( new AcceptOnDoubleClickBehaviour() );
helper.done();
}