ASP.net 自制TableTree实现

using System;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
namespace UserControl.UI
{
 /// <summary>
 /// TreesTable 的摘要说明。
 /// </summary>
 public class TreesTable
 {
  public interface iTrees
  {
   void AddNode(Trees node);
   Control NodeItem{get;}
   Control Title{get;set;}
  }
      
  public class Trees:Control,iTrees
  {
   private Control m_TreeNodeCollect;
   private Control m_TitleControl;
   private string m_TextTitle;
   private HtmlTable m_HtmlTabe;
   private string m_script;
   private const string SCRIPT="<script language='javascript'>{0}</script>";
   
   public Trees()
   {
    m_TreeNodeCollect = new Control();
    m_HtmlTabe = new HtmlTable();
    //Java script
    m_script = string.Format(SCRIPT,
     "function ShowObject(showObjName){var showObj1=showObjName; if(showObj1.style.display=='none'){showObj1.style.display='block';}else{showObj1.style.display='none';}}");
   }
   
   public Trees(string title)
   {
    m_TreeNodeCollect = new Control();
    m_HtmlTabe = new HtmlTable();
    //Java script
    m_script = string.Format(SCRIPT,
     "function ShowObject(showObjName){var showObj1=showObjName; if(showObj1.style.display=='none'){showObj1.style.display='block';}else{showObj1.style.display='none';}}");
    TextTitle = title;
   }