Repeater嵌套UpdatePanel中的button事件
前台代码:
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="test.aspx.cs" Inherits="test" %>
<%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" 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 runat="server">
     <title>无标题页</title>
     <style type="text/css" >
     .modalBackground {
	background-color:Gray;
	filter:alpha(opacity=70);
	opacity:0.7;
}
     </style>
</head>
<body>
     <form id="form1" runat="server">
     <div>
         <div class="demoarea">
         <div class="demoheading">ConfirmButton Demonstration  
             <cc1:ToolkitScriptManager ID="ToolkitScriptManager1" runat="server">
             </cc1:ToolkitScriptManager>
         </div>
        <asp:Repeater runat="server" ID="Repeater1" OnItemCommand="Repeater1_ItemCommand">
        <HeaderTemplate><table></HeaderTemplate>
        <ItemTemplate>
        <tr><td><%#Eval("testitem") %>
         <asp:UpdatePanel ID="UpdatePanel1" runat="server">
             <ContentTemplate>
                     <asp:Button ID="Button" runat="server" Text="Click Me"  CommandName="buy" /><br />                    <cc1:ConfirmButtonExtender ID="ConfirmButtonExtender2" runat="server"  
                         TargetControlID="Button"
                         OnClientCancel="cancelClick"
                         DisplayModalPopupID="ModalPopupExtender1" />
                     <br />
             <cc1:ModalPopupExtender ID="ModalPopupExtender1" runat="server" TargetControlID="Button" PopupControlID="PNL" OkControlID="ButtonOk" CancelControlID="ButtonCancel" BackgroundCssClass="modalBackground" />
                     <asp:Panel ID="PNL" runat="server" style="display:none; width:200px; background-color:White; border-width:2px; border-color:Black; border-style:solid; padding:20px;">
                         Are you sure you want to click the Button?
                         <br /><br />
                         <div style="text-align:right;">
                             <asp:Button ID="ButtonOk" runat="server" Text="OK" />
                             <asp:Button ID="ButtonCancel" runat="server" Text="Cancel" />
                         </div>
                     </asp:Panel>                 
                 <asp:Label ID="Label1" runat="server" />
             </ContentTemplate>
         </asp:UpdatePanel>
         </td></tr>
        </ItemTemplate>
        <FooterTemplate>
        </table></FooterTemplate>
        </asp:Repeater>         
         </div>