using System;

namespace RJH.Utils.WebDownload
{
	public delegate void DownloadCompleteHandler( byte[] dataDownloaded );

	/// <summary>
	/// Summary description for DownloadThread.
	/// </summary>
	public class DownloadThread
	{
		private WebDownload webDL;
		public event DownloadCompleteHandler CompleteCallback;
		public event DownloadProgressHandler ProgressCallback;
		private string _downloadUrl = "";
		public string DownloadUrl
		{
			get
			{
				return _downloadUrl;
			}
			set
			{
				_downloadUrl = value;
			}
		}

		public void Cancel()
		{
			if ( webDL != null )
				webDL.CancelDownload = true;
		}

		public void Download()
		{
			if ( CompleteCallback != null && DownloadUrl != "" )
			{
				webDL = new WebDownload();
				byte[] downloadedData = webDL.Download( DownloadUrl, ProgressCallback );
				CompleteCallback( downloadedData );
			}
		}
	}
}