前台代码
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="UpdateProgress.aspx.cs" Inherits="UpdateProgress" %>
<%@ Register Assembly="System.Web.Extensions, Version=1.0.61025.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
Namespace="System.Web.UI" TagPrefix="asp" %>
<!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>无标题页</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Label ID="lheader" runat="server" Font-Bold="True" Font-Size="Large" Text="使用UpdateProgress控件"> </asp:Label> <br />
<hr />
</div>
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<asp:Label ID="linfo" runat="server" Text="单击下面按钮进行测试"> </asp:Label> <br />
<asp:Button ID="btTest" runat="server" OnClick="btTest_Click" Text="测试" /> <br />
<asp:Label ID="lResult" runat="server"> </asp:Label>
<asp:UpdateProgress ID="UpdateProgress1" runat="server" AssociatedUpdatePanelID="UpdatePanel1">
<ProgressTemplate >
<span style="background-color: #ff0099">
Loading..... </span>
</ProgressTemplate>
</asp:UpdateProgress>
</ContentTemplate>
</asp:UpdatePanel>
</form>
</body>
</html>
后台代码：
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class UpdateProgress : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void btTest_Click(object sender, EventArgs e)
{
//设置延迟时间，以便能显示UpdateProgress控件
System.Threading.Thread.Sleep(6000);
string strMsg = "欢迎光临盛唐软件开发有限公司 <br >";
strMsg += "当前时间是：" + DateTime.Now.ToString();
lResult.Text = strMsg;
}
}
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