/// <summary>
 /// 初始化,多标题,多路径
 /// </summary>
 /// <param name="path"></param>
 /// <param name="page"></param>
 public PageModel(string path, string title, PageModel page)
 {
     Copy(page);
     Path  = path;
     Title = title;
 }
 /// <summary>
 /// 初始化,单标题,多路径
 /// </summary>
 /// <param name="path"></param>
 /// <param name="page"></param>
 public PageModel(string path, PageModel page)
 {
     Copy(page);
     IfHidden = true;
     Path     = path;
 }
 /// <summary>
 /// 初始化,多标题,单路径
 /// </summary>
 /// <param name="page"></param>
 /// <param name="title"></param>
 public PageModel(PageModel page, string title)
 {
     Copy(page);
     Title = title;
 }
 /// <summary>
 /// 添加子节点
 /// </summary>
 /// <param name="page"></param>
 public void AddChild(PageModel page)
 {
     Children.Add(page);
     page.Father = this;
 }