public Task StartDownloadAsync()
{
if (Settings.ConcurrentDownloads == 0)
{
Settings.ConcurrentDownloads = 4;
}
_downloadTaskScheduler = new LimitedConcurrencyLevelTaskScheduler(Settings.ConcurrentDownloads);
TaskFactory factory = new TaskFactory(_downloadTaskScheduler);
var syncContext = SynchronizationContext.Current;
// start all using limited task scheduler
foreach (var item in DownloadItems)
{
item.DownloadAsync(factory).ContinueWith((task) => {
if (RemoveItemWhenDowloaded && item.Completed == true && item.Failed == false)
{
syncContext.Send((o) => { DownloadItems.Remove(item); }, null);
}
});
}
return(Task.Run(() =>
{
WaitAll();
}));
}
public void Delete(DownloadItems items)
{
foreach (var item in items)
{
DownloadItems.Remove(item);
item.CurrentDownloadTaskCts?.Cancel();
item.Status = DownloadStatusEnum.Cancel;
}
}
public void DeleteAllSuccess()
{
for (var i = 0; i < DownloadItems.Count; i++)
{
var item = DownloadItems[i];
if (item.Status == DownloadStatusEnum.Success ||
item.Status == DownloadStatusEnum.Skip)
{
DownloadItems.Remove(item);
i--;
}
}
}
private void DeleteAllButtonOnClick(object sender, RoutedEventArgs e)
{
for (var i = 0; i < DownloadItems.Count; i++)
{
var item = DownloadItems[i];
if (item.DownloadStatus == DownloadStatusEnum.Success)
{
DownloadItems.Remove(item);
i--;
}
}
ContextMenuPopup.IsOpen = false;
}