com.huiyou.Web/admin/oper_edit.aspx.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 com.huiyou.Web.tools;
using System.Data;
using com.huiyou.Bll;

namespace com.huiyou.Web.admin
{
    public partial class oper_edit : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!AdminLoginHelper.AdminEnter()) return;

            if (!Page.IsPostBack)
            {
                BindData();
            }
        }

        private void BindTree()
        {
            string sql = "select * from tb_Menu where curstatus=0";
            DataTable dtMenu = DBHelper.SelectDataSet(sql).Tables[0];
            treeMenu.Nodes.Clear();

            //创建根节点
            for (int i = 0; i < dtMenu.Rows.Count; i++)
            {
                if (dtMenu.Rows[i]["parentid"].ToString() != "0")
                    continue;

                string id = dtMenu.Rows[i]["id"].ToString();
                string name = dtMenu.Rows[i]["name"].ToString();

                TreeNode node = new TreeNode(name, id);
                node.NavigateUrl = "#";
                treeMenu.Nodes.Add(node);

                //创建子节点
                for (int j = 0; j < dtMenu.Rows.Count; j++)
                {
                    string childId = dtMenu.Rows[j]["id"].ToString();
                    string childName = dtMenu.Rows[j]["name"].ToString();
                    string parentId = dtMenu.Rows[j]["parentId"].ToString();
                    if (parentId == id)
                    {
                        TreeNode childNode = new TreeNode(childName, childId);
                        childNode.NavigateUrl = "#";
                        node.ChildNodes.Add(childNode);
                    }
                }
            }
        }