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Friday, 19 April 2013

Ajax AsyncFileUpload control example in to upload files to server

Ajax AsyncFileUpload control example in to upload files to server


Here I will explain how to use Ajax AsyncFileUpload control to upload files to folder and show progress bar during upload files to server using you want to upload file on the web server then you do not define the path it use virtual path of our folder only set the read and write permission on the folder.

Description : -

I will explain how to use ajax AsyncFileUpload control to upload files to folder in Before proceed to implement sample have you install ajaxcontroltoolkit in visual studio or not if not install it otherwise if you already done then follow the below steps to implement Ajax AsyncFileUpload control example in

First create one new website after that right click on it add new folder and give name as ‘Files’ after that add AjaxControlToolkitreference to your application and add following line in your aspx page
<%@ Register Namespace="AjaxControlToolkit"Assembly="AjaxControlToolkit"tagPrefix="ajax"%>
Once add above references design your aspx page will be likes this
<%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" TagPrefix="ajax" %>
<html xmlns="">
<head id="Head1" runat="server">
<title>Untitled Page</title>
<script type="text/javascript">
// This function will execute after file uploaded successfully
function uploadComplete() {
document.getElementById('<%=lblMsg.ClientID %>').innerHTML = "File Uploaded Successfully";
// This function will execute if file upload fails
function uploadError() {
document.getElementById('<%=lblMsg.ClientID %>').innerHTML = "File upload Failed.";
<form id="form1" runat="server">
<ajax:ToolkitScriptManager ID="scriptManager1" runat="server"/>
<ajax:AsyncFileUpload ID="fileUpload1" OnClientUploadComplete="uploadComplete" OnClientUploadError="uploadError"
CompleteBackColor="White" Width="350px" runat="server" UploaderStyle="Modern" UploadingBackColor="#CCFFFF"
ThrobberID="imgLoad" OnUploadedComplete="fileUploadComplete" /><br />
<asp:Image ID="imgLoad" runat="server" ImageUrl="loading.gif" />
<br />
<asp:Label ID="lblMsg" runat="server" Text=""></asp:Label>

If you observe above code I define lot of properties to ajax:AsyncFileUpload now I will explain all the

Now in code behind add following namespaces

C# Code 

using System;
using System.Web.UI;
using AjaxControlToolkit;

After completion of adding namespaces write following code in code behind
protected void fileUploadComplete(object sender, AsyncFileUploadEventArgs e)
string filename = System.IO.Path.GetFileName(fileUpload1.FileName);
fileUpload1.SaveAs(Server.MapPath("Files/") + filename);

VB Code

Imports System.Web.UI
Imports AjaxControlToolkit
Partial Class Default
Inherits System.Web.UI.Page
Protected Sub fileUploadComplete(ByVal sender As Object, ByVal e As AsyncFileUploadEventArgs)
Dim filename As String = System.IO.Path.GetFileName(fileUpload1.FileName)
fileUpload1.SaveAs(Server.MapPath("Files/") & filename)
End Sub
End Class

Download sample code attached

How Install Ajax in visual studio?

    1) First step is to download the latest version of the Ajax Control Toolkit from CodePlex whichever suits to your visual studio. If you are using Visual Studio 2008 then you should pick the version of the Ajax Control Toolkit for .NET 3.5. If you are using Visual Studio 2010 then you can use either the .NET 4 or .NET 3.5 versions of the Ajax Control Toolkit.

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