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asp.net - ModalPopupExtender 和验证问题

转载 作者:行者123 更新时间:2023-12-03 21:29:36 26 4
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我面临的问题是,当页面上有验证并且我试图显示模型弹出窗口时,弹出窗口没有显示。通过使用 fire-bug,我注意到正在引发错误。

用于显示弹出窗口的按钮已将原因验证设置为 false,因此我对导致错误的原因感到困惑。

我已经创建了一个示例页面来隔离我遇到的问题,任何帮助将不胜感激。

错误

function () {Array.remove(Page_ValidationSummaries, document.getElementById("ValidationSummary1"));}(function () {var fn = function () {AjaxControlToolkit.ModalPopupBehavior.invokeViaServer("mpeSelectClient", true);Sys.Application.remove_load(fn);};Sys.Application.add_load(fn);}) is not a function
http://localhost:1131/WebForm1.aspx
Line 136

平均售价
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="CLIck10.WebForm1" %>
<%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" TagPrefix="ajaxToolkit" %>
<!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></title>
</head>
<body>
<form id="form1" runat="server">
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<div>
<asp:Button ID="btnPush" runat="server" Text="Push" CausesValidation="false" onclick="btnPush_Click" />
<asp:TextBox ID="txtVal" runat="server" />
<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server" ControlToValidate="txtVal" ErrorMessage="RequiredFieldValidator" />
<asp:ValidationSummary ID="ValidationSummary1" runat="server" />



<asp:Panel ID="pnlSelectClient" Style="display: none" CssClass="box" runat="server">
<asp:UpdatePanel ID="upnlSelectClient" runat="server">
<ContentTemplate>
<asp:Button ID="btnOK" runat="server" UseSubmitBehavior="true" Text="OK" CausesValidation="false" OnClick="btnOK_Click" />
<asp:Button ID="btnCancel" runat="server" Text="Cancel" CausesValidation="false" OnClick="btnCancel_Click" />
</ContentTemplate>
</asp:UpdatePanel>
</asp:Panel>

<input id="popupDummy" runat="server" style="display:none" />

<ajaxToolkit:ModalPopupExtender ID="mpeSelectClient" runat="server"
TargetControlID="popupDummy"
PopupControlID="pnlSelectClient"
OkControlID="popupDummy"
BackgroundCssClass="modalBackground"
CancelControlID="btnCancel"
DropShadow="true" />
</div>
</form>


后面的代码
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace CLIck10
{
public partial class WebForm1 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{

}

protected void btnOK_Click(object sender, EventArgs e)
{
mpeSelectClient.Hide();
}

protected void btnCancel_Click(object sender, EventArgs e)
{
mpeSelectClient.Hide();
}

protected void btnPush_Click(object sender, EventArgs e)
{
mpeSelectClient.Show();
}
}
}

最佳答案

这是同时使用 ValidationSummary 和 ModalPopup 的问题。

见这里:http://ajaxcontroltoolkit.codeplex.com/WorkItem/View.aspx?WorkItemId=12835

问题是缺少“;”在两个注入(inject)脚本之间。

他们的解决方案是创建/使用从 ValidationSummary 继承的自定义服务器控件,该控件注入(inject)“;”进入页面启动脚本以修复错误:

[ToolboxData("")]
public class AjaxValidationSummary : ValidationSummary
{
protected override void OnPreRender(EventArgs e)
{
base.OnPreRender(e);
ScriptManager.RegisterStartupScript(this.Page, this.Page.GetType(), this.ClientID, ";", true);
}
}

关于asp.net - ModalPopupExtender 和验证问题,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/1466051/

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