public TipoItensCardapioViewModel(INavigationService navigationService) : base(navigationService)
 {
     _service           = new TipoItemCardapioService();
     ListaItensCardapio = new ObservableCollection <TipoItemCardapio>(_service.Listar());
     Title       = "Cardápio";
     CanNavigate = true;
 }
        public async override void OnNavigatingTo(NavigationParameters parameters)
        {
            if (parameters != null && parameters.ContainsKey("reload"))
            {
                IsCarregando = true;

                await Task.Run(() =>
                {
                    ListaItensCardapio = new ObservableCollection <TipoItemCardapio>(_service.Listar());
                });

                IsCarregando = false;
            }
        }