private void CancelPendingRequest()
{
if (_pendingRequest == null)
{
return;
}
Loader.Cancel(_pendingRequest);
_pendingRequest = null;
}
public void Cancel(LoadThumbnailRequest request)
{
lock (_syncLock)
{
while (true)
{
if (!_pendingRequests.Remove(request))
{
break;
}
}
}
}
public void LoadThumbnailAsync(LoadThumbnailRequest request)
{
lock (_syncLock)
{
_pendingRequests.Add(request);
if (_isLoading)
{
return;
}
_isLoading = true;
ThreadPool.QueueUserWorkItem(Load, null);
}
}