GuestBook.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.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Xml.Linq;

namespace 网上订餐系统
{
    public partial class GuestBook : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            int page;
            int.TryParse(Request.QueryString["p"], out page);
            if (page <= 0)
            {
                page = 1;
            }
            int recordCount;
          //  this.Title = "披萨先生网上订餐-留言板";



            SqlServer db = new SqlServer();

          

            DataTable dt = db.GetPagingInfo("留言表", "留言ID,用户ID,留言标题,留言内容,留言时间,管理员ID,回复内容", "", "留言ID DESC", page, this.PagingBar1.PageSize, out recordCount);//取得分页数据

            this.Rpt留言版.DataSource = dt;
            this.Rpt留言版.DataBind();
        
           
      
            this.PagingBar1.CurrentPage = page;
            this.PagingBar1.RecordCount = recordCount;
    
        }

        protected void But提交_Click(object sender, EventArgs e)
        {
            SqlServer db=new SqlServer ();
            if (Session["UID"] == null)
            {
                Response.Write("<script>alert('请先登录！');window.location.href='Default.aspx';</script>");

            }
            else {
         
                
                    db.AddSqlParameter("@用户ID", Session["UID"].ToString());
           
                  db.AddSqlParameter("@留言时间",DateTime.Now);