void Work()
        {
            while (true)
            {
                TCADSTask task = null;

                lock (_locker)
                    if (_tasks.Count > 0)
                    {
                        task = _tasks.Dequeue();
                        if (task == null)
                        {
                            return;
                        }
                    }
                if (task != null)
                {
                    task.Work();        // Perform TcAdsClient action (read/write)

                    task = null;        // Set task to null (clean-up?)

                    //Thread.Sleep(1);    // simulate work...
                }
                else
                {
                    _wh.WaitOne();      // No more tasks - wait for a signal
                }
            }
        }
 public void EnqueueTask(TCADSTask task)
 {
     lock (_locker) _tasks.Enqueue(task);
     _wh.Set();
 }