/// <summary>
/// Construct a DownloadManager which can add pending downloads, and create threads to start downloading them
/// </summary>
/// <param name="threadHandler">The main ThreadHandler of the application</param>
/// /// <param name="applicationInterface">The frontend interface of the application</param>
public DownloadManager(ThreadHandler threadHandler, iGui applicationInterface)
{
this.threadHandler = threadHandler;
this.downloader = new Downloader(threadHandler, applicationInterface, this);
this.pendingDownloads = new List <Download>();
this.activeDownloads = new List <Download>();
for (int i = 0; i < 4; i++)
{
Thread listener = new Thread(WaitForDownload);
listener.Name = String.Format("{0} listener created by constructor", i);
threadHandler.AddActive(listener);
listener.Start();
}
//check if downloads folder is there and try to create it if not
try
{
VerifyDownloadDirectory();
}
catch
{
applicationInterface.DisplayMessage("Unable to create downloads directory!");
}
}
/// <summary>
/// Construct a controller which interfaces with a thread manager, video downloader, and the youtube api to provide the core
/// functionalities of the application
/// </summary>
/// <param name="creator">Normally, "this". Pass in a reference to the form/console that has implemented the iGui interface</param>
public MainController(iGui creator)
{
this.creator = creator;
this.threadManager = new ThreadHandler();
this.videoRetriever = new YoutubeGrabber();
this.downloadManager = new DownloadManager(threadManager, creator);
this.bitrate = 256;
}
/// <summary>
/// Verifies that there is a directory set up for downloads
/// </summary>
/// <param name="threadHandler">The main program's thread manager</param>
public Downloader(ThreadHandler threadHandler, iGui callingForm, DownloadManager downloadManager)
{
this.threadHandler = threadHandler;
this.gui = callingForm;
this.downloadManager = downloadManager;
//check ffmpeg in right place
if (!File.Exists(ffmpegPath))
{
gui.DisplayMessage("ffmpeg.exe not found in lib folder!");
}
}