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ASP.NET AJAX Controls and Extenders

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13 Sep 2012LGPL351 min read 314.2K   4.5K   200  
This tutorial examines the new Visual Studio 2008 Server Control and Server Control Extender. A compendium of tips, tricks, and gotchas, it is a comprehensive tutorial that will provide readers with the skills necessary to start building advanced AJAX-enabled custom controls with Visual Studio.
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="TestPopup.aspx.cs" Inherits="TestTimeoutTool.TestPopup" %>
<%@ Register Assembly="SessionTimeoutTool" Namespace="SessionTimeoutTool" TagPrefix="cc1" %>

<!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 id="Head1" runat="server">
    <title>Popup Test</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>   
        <asp:ScriptManager ID="ScriptManager1" runat="server">
        </asp:ScriptManager>
        <div style="border: medium solid Maroon; padding: 5px; width:400px;">
        This page first loaded at <%= DateTime.Now.ToLongTimeString() %>.
        </div>
        <br />
        <asp:UpdatePanel ID="UpdatePanel1" runat="server" UpdateMode="Conditional">
        <ContentTemplate>
        <div style="border: medium solid Blue; padding: 5px; width:400px;">
        This panel refreshed at <%= DateTime.Now.ToLongTimeString() %>.
        <br /><asp:Button Text="Refresh Panel" ID="Button1"
            runat="server"/>
        </div>
        </ContentTemplate>
        </asp:UpdatePanel>  
        <cc1:TimeoutWatcherControl TimeoutMode="PopupMessage" TimeoutMessage="Session Expired" ID="TimeoutWatcherControl1" runat="server" />       
    </div>
    </form>
</body>
</html>

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License

This article, along with any associated source code and files, is licensed under The GNU Lesser General Public License (LGPLv3)


Written By
Software Developer (Senior)
United States United States
James is a program writer for a respectable software company. He is also a Microsoft MVP.

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