本文实例为大家分享了ASP.NET存储过程实现分页的具体代码,供大家参考,具体内容如下
实现效果:
文本框内输入跳转的页数,点击GO会跳转到该页
首先在项目下加入BLL,DAL,DataAccess,MODEL类库
1、前台界面
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<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="原始刷新分页.aspx.cs" Inherits="分页.原始刷新分页" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
< html xmlns = "http://www.w3.org/1999/xhtml" >
< head runat = "server" >
< title ></ title >
< script src = "js/Jquery1.7.js" type = "text/javascript" ></ script >
< script type = "text/javascript" >
$(function () {
$('#txtPageindex').focus(function () {
$(this).val("");
})
})
</ script >
</ head >
< body >
< form id = "form1" runat = "server" >
< div >
< asp:GridView ID = "GridView1" runat = "server" AutoGenerateColumns = "False" >
< Columns >
< asp:BoundField DataField = "Id" HeaderText = "编号" />
< asp:BoundField DataField = "NewsTitle" HeaderText = "新闻标题" />
< asp:BoundField DataField = "NewsContent" HeaderText = "新闻内容" />
< asp:BoundField DataField = "CreateTime"
DataFormatString = "{0:yyyy-MM-dd hh:mm:ss}" HeaderText = "创建时间" />
</ Columns >
</ asp:GridView >
</ div >
< div >
< asp:LinkButton ID = "btnFirst" runat = "server" onclick = "btnFirst_Click" >第一页</ asp:LinkButton >
< asp:LinkButton
ID = "btnPre" runat = "server" onclick = "btnPre_Click" >上一页</ asp:LinkButton >
< asp:LinkButton ID = "btnNext"
runat = "server" onclick = "btnNext_Click" >下一页</ asp:LinkButton >
< asp:LinkButton ID = "btnLast" runat = "server" onclick = "btnLast_Click" >最后一页</ asp:LinkButton >< asp:TextBox
ID = "txtPageindex" runat = "server" ></ asp:TextBox >
< asp:LinkButton ID = "LinkButton5" runat = "server" onclick = "LinkButton5_Click" >Go</ asp:LinkButton >
</ div >
</ form >
</ body >
</ html >
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2、后台代码
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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 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" ; }
}
}
}
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3、数据库存储过程
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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
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以上就是本文的全部内容,希望对大家的学习有所帮助。