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/*
實現DataGrid控件分頁顯示的示例
*/
前臺處理程序
//DataGridPageDemo.aspx
<%@ Page language="c#" Codebehind="DataGridPageDemo.aspx.cs"
AutoEventWireup="false" Inherits="DataGridPageDemo.DataGridPageDemo"
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>WebForm1</title>
<meta name="GENERATOR" Content="Microsoft Visual Studio .NET 7.1">
<meta name="CODE_LANGUAGE" Content="C#">
<meta name="vs_defaultClientScript" content="JavaScript">
<meta name="vs_targetSchema" content=" </HEAD>
<body MS_POSITIONING="GridLayout">
<form id="Form1" method="post" runat="server">
<FONT face="宋體">
<asp:DataGrid id="dgDemo" style="Z-INDEX: 101; LEFT: 8px; POSITION: absolute; TOP: 8px" runat="server"
Width="264px" Height="240px" AllowPaging="True">
<PagerStyle Mode="NumericPages"></PagerStyle>
</asp:DataGrid></FONT>
</form>
</body>
</HTML>
//下面的是后臺處理程序
DataGridPageDemo.aspx.cs
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
namespace DataGridPageDemo
{
/// <summary>
/// WebForm1 的摘要說明。
/// </summary>
public class DataGridPageDemo : System.Web.UI.Page
{
protected System.Web.UI.WebControls.DataGrid dgDemo;
private void Page_Load(object sender, System.EventArgs e)
{
// 在此處放置用戶代碼以初始化頁面
if(!IsPostBack)
{
DataFiller();
}
}
#region Web 窗體設計器生成的代碼
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: 該調用是 ASP.NET Web 窗體設計器所必需的。
//
InitializeComponent();
base.OnInit(e);
}
/// <summary>
/// 設計器支持所需的方法 - 不要使用代碼編輯器修改
/// 此方法的內容。
/// </summary>
private void InitializeComponent()
{
this.dgDemo.PageIndexChanged += new System.Web.UI.WebControls.DataGridPageChangedEventHandler(this.dgDemo_PageIndexChanged);
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
private void DataFiller()
{
string strConn="server=JOSEN;database=NorthWind;integrated security=true";
string strSql="select * from orders";
SqlConnection objCon=new SqlConnection(strConn);
SqlDataAdapter objAdapter=new SqlDataAdapter(strSql,objCon);
DataSet ds=new DataSet();
objAdapter.Fill(ds,"dtorder");
dgDemo.DataSource=ds.Tables["dtorder"];
dgDemo.DataBind();
}
private void dgDemo_PageIndexChanged(object source, System.Web.UI.WebControls.DataGridPageChangedEventArgs e)
{
dgDemo.CurrentPageIndex=e.NewPageIndex;
DataFiller();
}
}
}
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