Default.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.SqlClient;


namespace 网上订餐系统
{
    public partial class _Default : System.Web.UI.Page
    {
        public bool Flag
        {
            set;
            get;
        }
        public string UserName
        {
            get;
            set;
        }
        public string CutString(object str, int count)
        {
            string s = str.ToString();
            if (s.Length > count)
            {
                return s.Substring(0, count) + "…";
            }
            else
            {
                return s;
            }
        }
        protected void Page_Load(object sender, EventArgs e)
        {
            if (Session["UserName"] != null)
            { 
              Panel已登录.Visible = true;
              Panel未登录.Visible = false;
            }
          
            SqlServer obj = new SqlServer(); 
            {
                obj.SQL = "select top 5 * from 菜单表 where 推荐='true'";
                DataTable dt = obj.GetDataTable();
                this.DataList菜单 .DataSource = dt;
               
                this.DataList菜单.DataBind();



                obj.SQL = "select * from 养生之道 order by 介绍ID DESC";