public void Start()
{
// Might give problems because inspect is registered as well.
// MS recommends to call UIA commands on a thread outside of an UI thread.
Task.Factory.StartNew(() => _eventHandler = _automation.RegisterFocusChangedEvent(OnFocusChanged));
}
/// <summary> /// Unregisters the given focus changed event handler. /// </summary> public abstract void UnregisterFocusChangedEvent(FocusChangedEventHandlerBase eventHandler);
public void Stop()
{
_eventHandler.Dispose();
_eventHandler = null;
}