Backup/WEB/Student.Master.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using Model;
using BLL;
using System.Data;


namespace WEB
{
    public partial class Student1 : System.Web.UI.MasterPage
    {
        SystemsBll systembll = new SystemsBll();

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                BindTVList();
                BindMenList();
            }
            
        }
        /// <summary>
        /// 绑定父节点
        /// </summary>
        public void BindTVList()
        {
            List<Systems> s = systembll.SystemTVLsit();
            var r = from i in s
                    where i.pareId == 0
                    select i;
            for (int i = 0; i < r.ToList().Count; i++)
            {
                TreeNode tn = new TreeNode();
                tn.Text = r.ToList()[i].name.ToString();
                tn.Value = r.ToList()[i].id.ToString();
                BindParentTVList(tn,s);
                TVStudent.Nodes.Add(tn);
            }
        }
        /// <summary>
        /// 绑定子节点
        /// </summary>
        /// <param name="node"></param>
        /// <param name="d"></param>
        public void BindParentTVList(TreeNode node,List<Systems> s)
        {
            var r = from i in s
                    where i.pareId == int.Parse(node.Value.ToString())
                    select i;
            for (int i = 0; i < r.ToList().Count; i++)
            {
                TreeNode tn = new TreeNode();
                tn.Text = r.ToList()[i].name.ToString();
                tn.Value = r.ToList()[i].id.ToString();
                tn.NavigateUrl = r.ToList()[i].url.ToString();