UI/aadmin/helpsearch.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;

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.Data.SqlClient;
using BLL;
using Model;
public partial class admin_helpsearch : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        AspNetPager1.PageSize = 5;
        if (!IsPostBack)
        {
            int cateid = Convert.ToInt32(Request.QueryString["cateid"]);
            Help help = new Help();
            help.Cateid = cateid;

            BLLhelp bll = new BLLhelp();
            int result = bll.searchResult(help);
            if (result>0)
            {
                  AspNetPager1.RecordCount = result;
                  bindInfo();
                  Label1.Visible = false;

            }
            else
            {
                Label1.Text = "对不起，没有相关信息";
                Label1.Visible = true;
                AspNetPager1.Visible = false;
                Button2.Visible = false;
                Button3.Visible = false;
                Button4.Visible = false;
            }
          

        }
    }
    protected void AspNetPager1_PageChanging(object src, Wuqi.Webdiyer.PageChangingEventArgs e)
    {
        AspNetPager1.CurrentPageIndex = e.NewPageIndex;
        bindInfo();
    }

    public void bindInfo()
    {
        int cateid = Convert.ToInt32(Request.QueryString["cateid"]);
        BLLhelp bllhelp = new BLLhelp();
        DataSet ds = bllhelp.ds_search(AspNetPager1.PageSize * (AspNetPager1.CurrentPageIndex - 1), AspNetPager1.PageSize, "info", cateid);
        GridView1.DataSource = ds;