Clean Way to Download in C#

Written By engineerisaac

Posted: Sun, Jun 14, 2020 at 2:26 PM - Showing 39 Views


  

private void startDownload()
{
Thread thread = new Thread(() => {
WebClient client = new WebClient();
client.DownloadProgressChanged += new DownloadProgressChangedEventHandler(client_DownloadProgressChanged);
client.DownloadFileCompleted += new AsyncCompletedEventHandler(client_DownloadFileCompleted);
client.DownloadFileAsync(new Uri("http://website.com/file.jpg"), @"C:file.jpg");
});
thread.Start();
}
void client_DownloadProgressChanged(object sender, DownloadProgressChangedEventArgs e)
{
this.BeginInvoke((MethodInvoker) delegate {
double bytesIn = double.Parse(e.BytesReceived.ToString());
double totalBytes = double.Parse(e.TotalBytesToReceive.ToString());
double percentage = bytesIn / totalBytes * 100;
label2.Text = "Downloaded " + e.BytesReceived + " of " + e.TotalBytesToReceive;
progressBar1.Value = int.Parse(Math.Truncate(percentage).ToString());
});
}
void client_DownloadFileCompleted(object sender, AsyncCompletedEventArgs e)
{
this.BeginInvoke((MethodInvoker) delegate {
label2.Text = "Completed";
});
}

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