我是 ASP.NET 的新手,我正在尝试让这个 Ajax ModalPopupExtender 工作。这是我在网上找到的一个示例,但是单击 btnpopup 时没有任何反应。
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="ModalTestProject._Default" %>
<!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>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<asp:scriptmanager id="ScriptManager1" runat="server">
</asp:scriptmanager>
<asp:Button ID="btnpopup" runat="server" Text="Button" />
<ajaxToolkit:ModalPopupExtender ID="mpe" runat="server" TargetControlID="btnpopup" PopupControlID="pnlpopup"
CancelControlID="btnCancelpopup" EnableViewState="true" DropShadow="true" />
<asp:Panel ID="pnlpopup" runat="server" Width="400px">
test
<asp:Button ID="btnCancelpopup" runat="server" Text="Button" />
</asp:Panel>
</form>
</body>
</html>