ASP.NET存储过程实现分页效果(三层架构)_实用技巧_

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="原始刷新分页.aspx.cs" Inherits="分页.原始刷新分页" %>
第一页上一页下一页最后一页Go

 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 分页 { public partial class 原始刷新分页 : System.Web.UI.Page { int pagesize = 10; protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { ViewState["pageindex"] = 1; GetLastPageindex(); LoadData(); } } private void GetLastPageindex() { BLL.T_News1 bnews = new BLL.T_News1(); int totalcount = bnews.GetRecordCount(""); if (totalcount % pagesize == 0) { ViewState["lastpageindex"] = totalcount / pagesize; } else { ViewState["lastpageindex"] = totalcount / pagesize+1; } } private void LoadData() { BLL.T_News1 bnews = new BLL.T_News1(); DataTable dt = bnews.GetListDataTable(pagesize,Convert.ToInt32(ViewState["pageindex"])); this.GridView1.DataSource = dt; this.GridView1.DataBind(); } protected void btnFirst_Click(object sender, EventArgs e) { ViewState["pageindex"] = 1; LoadData(); } protected void btnPre_Click(object sender, EventArgs e) { int pageindex = Convert.ToInt32(ViewState["pageindex"]); if (pageindex > 1) { pageindex--; ViewState["pageindex"] = pageindex; LoadData(); } } protected void btnNext_Click(object sender, EventArgs e) { int pageindex = Convert.ToInt32(ViewState["pageindex"]); if (pageindex < Convert.ToInt32(ViewState["lastpageindex"])) { pageindex++; ViewState["pageindex"] = pageindex; LoadData(); } } protected void btnLast_Click(object sender, EventArgs e) { ViewState["pageindex"] = ViewState["lastpageindex"]; LoadData(); } protected void LinkButton5_Click(object sender, EventArgs e) { int result; if (int.TryParse(txtPageindex.Text, out result) == true) { ViewState["pageindex"] = txtPageindex.Text.Trim(); LoadData(); } else { txtPageindex.Text = "请输入合法的数字"; } } } } 

 declare @pagesize int; declare @pageindex int; SELECT * FROM (select ROW_NUMBER() over(order by Id) as rownumber,* from T_News1)T WHERE rownumber>(@pageindex-1)*@pagesize AND rownumber<=@pagesize*@pageindex GO CREATE PROC pro_fenye @pagesize int, @pageindex int as select * from(select ROW_NUMBER() over(order by Id) as rownumber,* from T_News1)T WHERE rownumber>(@pageindex-1)*@pagesize AND rownumber<=@pageindex*@pagesize GO exec pro_fenye 2,5