/// <summary> /// Clone节点。 /// </summary> /// <param name="obj">Object.</param> private void ContextNodeCloneCallback(object obj) { ITreeNode original = (ITreeNode)obj; if (original != null) { ITreeNode param = original.Clone(null); TreeNode node = data.AddNode(param); node.rect = new Rect(mMousePosition.x, mMousePosition.y, TreeNode.WIDTH, TreeNode.HEIGHT); } }