/// <summary>
/// 无论如何都添加
/// </summary>
/// <param name="child"></param>
public void ChildAdd(T child)
{
TreeBase <T> t = new TreeBase <T>(child);
t.parent = this;
parent.childs.Add(t);
}
/// <summary>
/// 子元素索引
/// </summary>
/// <param name="child"></param>
/// <returns></returns>
public int ChildIndexOf(T child)
{
TreeBase <T> old = childs.FirstOrDefault <TreeBase <T> >(x => x.Data.Equals(child));
if (old == null)
{
return(-1);
}
return(childs.IndexOf(old));
}
/// <summary>
/// 如果child已经不存在，则添加
/// </summary>
/// <param name="child"></param>
public void ChildPut(T child)
{
TreeBase <T> old = childs.FirstOrDefault <TreeBase <T> >(x => x.Data.Equals(child));
if (old == null)
{
old = new TreeBase <T>(child);
old.parent = this;
parent.childs.Add(old);
return;
}
old.parent = this;
}
