ASP.NET存儲過程實現(xiàn)分頁效果(三層架構(gòu))
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本文實例為大家分享了ASP.NET存儲過程實現(xiàn)分頁的具體代碼,供大家參考,具體內(nèi)容如下

首先在項目下加入BLL,DAL,DataAccess,MODEL類庫

1、前臺界面

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="原始刷新分頁.aspx.cs" Inherits="分頁.原始刷新分頁" %>

<!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="編號" />

    <asp:BoundField DataField="NewsTitle" HeaderText="新聞標(biāo)題" />

    <asp:BoundField DataField="NewsContent" HeaderText="新聞內(nèi)容" />

    <asp:BoundField DataField="CreateTime"

     DataFormatString="{0:yyyy-MM-dd hh:mm:ss}" HeaderText="創(chuàng)建時間" />

   </Columns>

  </asp:GridView>

 </div>

 <div>

   <asp:LinkButton ID="btnFirst" runat="server" onclick="btnFirst_Click">第一頁</asp:LinkButton>

  <asp:LinkButton

   ID="btnPre" runat="server" onclick="btnPre_Click">上一頁</asp:LinkButton>

  <asp:LinkButton ID="btnNext"

    runat="server" onclick="btnNext_Click">下一頁</asp:LinkButton>

  <asp:LinkButton ID="btnLast" runat="server" onclick="btnLast_Click">最后一頁</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>

2、后臺代碼

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 分頁

{

 public partial class 原始刷新分頁 : 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 = "請輸入合法的數(shù)字"; }

  }

 }

}

3、數(shù)據(jù)庫存儲過程

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

以上就是本文的全部內(nèi)容,希望對大家的學(xué)習(xí)有所幫助。

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