private void InitializeEyeTracker(Uri url) { Trace.WriteLine("Initializing eye tracker " + url.ToString()); try { _tracker = new EyeTracker(url); } catch (EyeTrackerException ex) { HandleError(ex.Message); return; } _tracker.EyeTrackerError += OnEyeTrackerError; _tracker.GazeData += OnGazeData; _tracker.RunEventLoopOnInternalThread(OnGenericOperationCompleted); _tracker.ConnectAsync(OnConnectCompleted); }