public void _setIsSelectedInstance(boolean selected) {
NSMutableArray selectedObjects = displayGroup.selectedObjects().mutableClone();
if (selected && !selectedObjects.containsObject(currentInstance)) {
selectedObjects.addObject(currentInstance);
} else if (!selected && selectedObjects.containsObject(currentInstance)) {
selectedObjects.removeObject(currentInstance);
}
displayGroup.setSelectedObjects(selectedObjects);
}
public void setIsSelectedInstance(boolean selected) {