动态生成控件不响应事件的问题

shenzhen1943 2008-02-22 04:42:43

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 testhlink : System.Web.UI.Page

{

    protected void Page_Load(object sender, EventArgs e)

    {

        string k = "<li><asp:LinkButton ID='AAA' runat='server' OnClick=aaaa>first</asp:LinkButton></li>";

        Control ctrl = Page.ParseControl(k);

        PlaceHolder1.Controls.Add(ctrl);

    }

   



    protected void aaaa(object sender, EventArgs e)

    {

        

        Label1.Text = "aaaaaaaaa";

    }

}

前台

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="testhlink.aspx.cs" Inherits="testhlink" %>



<!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">

    <div>

       

        <asp:Label ID="Label1" runat="server" Style="position: relative" Text="Label"></asp:Label>

        <asp:PlaceHolder

            ID=PlaceHolder1 runat="server"></asp:PlaceHolder>

    </div>

    </form>

</body>

</html>

...全文

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shenzhen1943 2008-02-22

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回楼上的为什么我那种方法不能得到响应呢？

xuan.ye 2008-02-22

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protected void Page_Load(object sender, EventArgs e)
{
LinkButton lb = new LinkButton();
lb.ID = "AAAlb";
lb.Click += new EventHandler(aaaa);
lb.Text = "OK";
PlaceHolder1.Controls.Add(lb);
}
protected void aaaa(object sender, EventArgs e)
{

Label1.Text = "aaaaaaaaa";
}

shenzhen1943 2008-02-22