Manage/Tree.aspx.cs

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using System; 
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using Microsoft.Web.UI.WebControls ;
using OI.DatabaseOper;

namespace OI.Manage
{
	/// <summary>
	/// Tree 的摘要说明。
	/// </summary>
	public partial class Tree :OI.PageBase
	{
		
		DatabaseConnect Dbc=new DatabaseConnect ();
		protected void Page_Load(object sender, System.EventArgs e)
		{
			if (Session["userid"]==null)
			{
				Response.Write ("<script>alert('超时,请重新登录');top.location.href='../userpass.aspx';</script>");
				return ;
			}
			LabelError.Visible=false;
			try
			{
				if (!Page.IsPostBack )
				{
					CreateDataSource("0");

				
				}
			}
			catch
			{
			  LabelError.Visible=true;
				Response.End();
			}
		}
		　
		private void CreateDataSource(string Parentid)
		{
			string sqlstr ="  select distinct m.id, m.ModuleID,m.modulename,m.menupath,m.parentmoduleid ";
			sqlstr +=" from  models m, accounts_userroles ur,account_rolepermission rm ";
			sqlstr +=" where      m.showmenu=1 ";
			sqlstr +=" and  m.moduleid=rm.moduleid ";
			sqlstr +=" and  rm.roleid=ur.roleid ";
			sqlstr +=" and  ur.userid="+this.User.Identity.Name;
			sqlstr +=" and  parentmoduleid='"+Parentid+"'";
			sqlstr +="  order by m.ID ";
			DataSet ds=new DataSet ();
			ds=Dbc.getBinding (sqlstr,"s");
			foreach (DataRow dr in ds.Tables[0].Rows )
			{