public void Call(T result)
 {
     OnCallbackEvent?.Invoke(result);
 }
 /// <summary>
 /// Invokes the specified state.
 /// </summary>
 /// <param name="state">The state.</param>
 /// <param name="keyCode">The key code.</param>
 public void Invoke(KeyState state, VirtualKeyCode keyCode)
 {
     OnCallbackEvent?.Invoke(state, keyCode);
 }