public KaraokeMachine([NotNull] ExecuteVia uiThread) : base(uiThread) { ControlMaker = new UiControlMaker(uiThread); Pause = new Command(_NoOp); AdvanceSlide = AsyncCommand.Wrapping(_NoOp); Start = AsyncCommand.Wrapping(_NoOp); StartAutoplay = AsyncCommand.Wrapping(_NoOp); TurnOn = AsyncCommand.Wrapping(_NoOp); Stop = new Command(_NoOp); _CleanUp = _NoOp; }