gistfile1.txt

using MonoTouch.UIKit;
using System.Drawing;
using System;
using MonoTouch.Foundation;
using System.Net;

namespace DownloadingProj
{
	public partial class DownloadingProjViewController : UIViewController
	{
		public DownloadingProjViewController () : base ("DownloadingProjViewController", null)
		{
		}
		
		public override void DidReceiveMemoryWarning ()
		{
			// Releases the view if it doesn't have a superview.
			base.DidReceiveMemoryWarning ();
			
			// Release any cached data, images, etc that aren't in use.
		}
		
		UIButton button, button2;
		WebClient webClient;
		
		public override void ViewDidLoad ()
		{
			base.ViewDidLoad ();
			webClient = new WebClient();
			button = UIButton.FromType(UIButtonType.RoundedRect);
			button.Frame = new RectangleF(0f, 20f, 280f, 40f);
			button.SetTitle("Download file", UIControlState.Normal);
			button.TouchUpInside += (sender, e) => {
				webClient.DownloadDataAsync(new Uri("http://dl.dropbox.com/u/90453/Big12mbfile.xap"), "bigfile.xap");
				webClient.DownloadProgressChanged += delegate(object sender2, DownloadProgressChangedEventArgs e2) {
					InvokeOnMainThread(() => {
						button.SetTitle(e2.BytesReceived.ToString(), UIControlState.Normal);	
					});
				};
				webClient.DownloadDataCompleted += delegate(object sender3, DownloadDataCompletedEventArgs e3) {
					InvokeOnMainThread(() => {
						button.SetTitle("Completed: Cancelled = " + e3.Cancelled, UIControlState.Normal);	
					});
				};
				//webClient.CancelAsync();
			};
			button2 = UIButton.FromType(UIButtonType.RoundedRect);
			button2.Frame = new RectangleF(0f, 60f, 280f, 40f);
			button2.TouchUpInside += (sender4, e4) => {
				webClient.CancelAsync();
			};
			button2.SetTitle("Cancel download", UIControlState.Normal);
			View.AddSubview(button);
			View.AddSubview(button2);
			//any additional setup after loading the view, typically from a nib.
		}
		
		public override void ViewDidUnload ()
		{
			base.ViewDidUnload ();
			
			// Release any retained subviews of the main view.
			// e.g. myOutlet = null;
		}
		
		public override bool ShouldAutorotateToInterfaceOrientation (UIInterfaceOrientation toInterfaceOrientation)
		{
			// Return true for supported orientations
			return (toInterfaceOrientation != UIInterfaceOrientation.PortraitUpsideDown);
		}
	}
}