protected override bool compareConcreteNode(ref MLink targetNode, ref MLink currNode) { Debug.Assert(targetNode != null); Debug.Assert(currNode != null); bool result = false; ProxySprite targetProx = (ProxySprite)targetNode; ProxySprite currProx = (ProxySprite)currNode; if (targetProx.getCProxySpriteName().Equals(currProx.getCProxySpriteName())) { result = true; } return(result); }