public static IWorker CreateWorker(WorkerHandlers handlers)
{
IWorker worker = new ThreadWorker();
RegisterCallbacks(worker, handlers);
return(worker);
}
public void Download(Task task, WorkerHandlers handlers)
{
int totalRunningManualWorkers = CountRunningManualWorkers();
if (totalRunningManualWorkers < MANUAL_WORKER_LIMIT && SomeRules.CanDownloadTask(task.Status))
{
IWorker worker = GetFreeManualWorker();
if (worker == null)
{
worker = WorkerFactory.CreateWorker(handlers);
manualWorkerList.Add(worker);
}
worker.Start(task);
}
}
public void StartQueue(int workerLimit, WorkerHandlers handlers)
{
if (!IsBusy)
{
this.workerLimit = workerLimit;
if (workerList.Count < workerLimit)
{
for (int i = workerList.Count + 1; i <= workerLimit; i++)
{
workerList.Add(WorkerFactory.CreateWorker(handlers));
}
}
IsBusy = true;
IsStopping = false;
taskTimer.Start();
}
}
private static void RegisterCallbacks(IWorker worker, WorkerHandlers handlers)
{
if (handlers != null)
{
worker.Downloading += ((object sender) =>
{
if (handlers.Downloading != null)
{
handlers.Downloading(sender);
}
});
worker.ProgressChanged += ((object sender, double percent) =>
{
if (handlers.ProgressChanged != null)
{
handlers.ProgressChanged(sender, percent);
}
});
worker.Complete += ((object sender) =>
{
if (handlers.Complete != null)
{
handlers.Complete(sender);
}
});
worker.Cancelled += ((object sender) =>
{
if (handlers.Cancelled != null)
{
handlers.Cancelled(sender);
}
});
worker.Failed += ((object sender, Exception ex) =>
{
if (handlers.Failed != null)
{
handlers.Failed(sender, ex);
}
});
}
}
