admin/GSEdit.aspx.cs

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using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Web.UI.HtmlControls;

namespace Web_GZJL.admin
{
    public partial class GSEdit : System.Web.UI.Page
    {
        public string t1 = "", t0 = "";
        protected void Page_Load(object sender, EventArgs e)
        {
           // Session["userid"] = "admin";
            if (Session["userid"] == null)
            {
                Response.Redirect("../tooltip/error.aspx", true);
                return;
            }
            t0 = DataOper.retMenuTitle(Request.Path, "0");
            t1 = DataOper.retMenuTitle(Request.Path, "1");
            if (!this.IsPostBack)
            {



                ViewState["ValuePath"] = "";
                ViewState["SPath"] = "";//选中节点
                but_del.Attributes.Add("onclick", "return window.confirm('确认删除吗?');");
                CreateTreeM();
                TreeView1_SelectedNodeChanged(sender, e);

                ViewState["edit"] = "";

            }


        }
        /// <summary>
        /// 创建树根
        /// </summary>
        private void CreateTreeM()
        {
            TreeView1.Nodes.Clear();
            TreeNode pnode = new TreeNode(DataOper.treetitle(), "", "../img/MYCOMP.gif");
            TreeView1.Nodes.Add(pnode);
            pnode.Expand();
            if (pnode.ValuePath == ViewState["ValuePath"].ToString())
            {
                pnode.Select();
                pnode.Selected = true;
            }


            DataTable dt = DataBase.Exe_dt("select departid,departname,id from sys_depart where parent='' or parent is null order by XZQH ASC");
            foreach (DataRow dr in dt.Rows)
            {
                TreeNode node = new TreeNode(dr["departname"].ToString(), dr["departid"].ToString(), "../img/CLSDFOLD.gif");