wxxsd/wxxsd123/product/product.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 System.Data;

namespace wxxsd.wxxsd123.product
{
    public partial class product : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (Session["id"] == null)
            {
                Response.Redirect("../login.aspx");
            }
            if (!IsPostBack)
            {
                bindProduct();
                this.AspNetPager.RecordCount = pageCount();
            }
        }
        public int pageCount()
        {
            DataTable dt = cs.product.getProductCount();
            return dt.Rows.Count;
        }
       //绑定产品
        public void bindProduct()
        {
            int pageSize = this.AspNetPager.PageSize;
            int pageNo = this.AspNetPager.CurrentPageIndex;
            if (pageSize < pageCount())
            {
                if (pageNo == 1)
                {
                    DataTable dt = cs.product.selProductAllOne(pageSize);
                    this.GridView1.DataSource = dt;
                    this.GridView1.DataBind();
                }
                else
                {
                    DataTable dt = cs.product.selProductAll(pageSize, pageNo);
                    this.GridView1.DataSource = dt;
                    this.GridView1.DataBind();
                }
            }
            else
            {
                DataTable dt = cs.product.getProductCount();
                this.GridView1.DataSource = dt;
                this.GridView1.DataBind();
            }
        }

        protected void AspNetPager_PageChanged(object sender, EventArgs e)
        {
            bindProduct();