public MainWindow()
{
InitializeComponent();
// initialize the EyeX Engine client library.
system = InteractionSystem.Initialize(LogTarget.Trace);
// create a context, register event handlers, and enable the connection to the engine.
context = new InteractionContext(false);
context.RegisterQueryHandlerForCurrentProcess(HandleQuery);
context.RegisterEventHandler(HandleEvent);
context.EnableConnection();
// enable gaze point tracking over the entire window
InitializeGlobalInteractorSnapshot();
context.ConnectionStateChanged += (object s, ConnectionStateChangedEventArgs ce) =>
{
if (ce.State == ConnectionState.Connected)
{
globalInteractorSnapshot.Commit((InteractionSnapshotResult isr) => { });
}
};
// enable gaze triggered buttons
gazeAwareButtons = new Dictionary<InteractorId, Button>();
initalizeGazeAwareButtons();
}
private void InitializeContext()
{
try
{
_context = new InteractionContext(false);
_context.RegisterQueryHandlerForCurrentProcess(HandleQuery);
_context.RegisterEventHandler(HandleEvent);
_context.ConnectionStateChanged += OnConnectionStateChanged;
_context.EnableConnection();
print("EyeX context initialization succeeded.");
}
catch (InteractionApiException ex)
{
print("EyeX context initialization failed: " + ex.Message);
}
}