Downloading with progressbar in win form.

Question

 

Hai...i have tried below code for provide progressbar option while downloding a file.But in my code

void client_DownloadProgressChange eventprocedure not fired not getting any idea.please solve this. 

 MY CODE:

 

 public partial class Progressbarwithdownload : Form

{

public Progressbarwithdownload()

{

InitializeComponent();

}

private void button1_Click(object sender, EventArgs e)

{

WebClient client = new WebClient();

client.DownloadProgressChanged += new DownloadProgressChangedEventHandler(client_DownloadProgressChanged);

client.DownloadFileCompleted += new AsyncCompletedEventHandler(client_DownloadFileCompleted);

client.DownloadFileAsync(new Uri(@"D:\Swathi\modalform\modalform\ASP .NET MVC.pdf"), "D:\\");

button1.Text = "Download In Process";

button1.Enabled = false;

}

void client_DownloadProgressChanged(object sender, DownloadProgressChangedEventArgs e)

{

double bytesIn = double.Parse(e.BytesReceived.ToString());

double totalBytes = double.Parse(e.TotalBytesToReceive.ToString());

double percentage = bytesIn / totalBytes * 100;

progressBar1.Value = int.Parse(Math.Truncate(percentage).ToString());

}

void client_DownloadFileCompleted(object sender, AsyncCompletedEventArgs e)

{

MessageBox.Show("Download Completed");

button1.Text = "Start Download";

button1.Enabled = true;

}

}