Rank: Member
Groups: Member
Joined: 10/25/2009
Posts: 26
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I get an error from the CallbackPanel!!! This is the code!!
Code: HTML/ASPX
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm3.aspx.cs" Inherits="BackOffice.WebForm3" %>
<%@ Register assembly="EO.Web" namespace="EO.Web" tagprefix="eo" %>
<!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">
<eo:CallbackPanel ID="CallbackPanel1" runat="server" Height="150px"
Width="200px" Triggers="{ControlID:butExport;Parameter:}">
<asp:Button ID="butExport" runat="server" Text="Export"
onclick="butExport_Click" />
</eo:CallbackPanel>
</form>
</body>
</html>
Code: C#
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace BackOffice
{
public partial class WebForm3 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void butExport_Click(object sender, EventArgs e)
{
string attachment = "attachment; filename=export.xls";
Response.ClearContent();
Response.AddHeader("content-disposition", attachment);
Response.ContentType = "application/vnd.ms-excel";
Response.Write("text excel");
Response.Write("\t");
Response.Write("\n");
Response.End();
}
}
}
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Rank: Administration
Groups: Administration
Joined: 5/27/2007
Posts: 24,194
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Hi,
That's normal. You can not touch the Response output at all when you do AJAX call. The only thing you can do is to with response is to call Redirect, in that case it goes to a totally different page.
Thanks!
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