/// <summary> /// 移除一个子项 /// </summary> /// <param name="child"></param> public void RemoveChild(CheckableItemBase child) { if (Children.IndexOf(child) >= 0) { Children.Remove(child); } }
/// <summary> /// 增加一个子项 /// </summary> /// <param name="child"></param> public void AddChild(CheckableItemBase child) { Children.Add(child); child.Parent = this; }