public MenuList()
 {
     this.InitializeComponent();
     _foodSingleton           = FoodSingleton.GetInstance();
     _serializeDrinksVm       = new SerializeDrinksVm();
     _cartCollectionSingleton = CartCollectionSingleton.GetInstance();
 }
 public MenuPage()
 {
     this.InitializeComponent();
     BackButton2.Visibility = Visibility.Collapsed;
     //MenuFrame.Navigate(typeof(MenuList));
     _foodSingleton           = FoodSingleton.GetInstance();
     _serializeDrinksVm       = new SerializeDrinksVm();
     _cartCollectionSingleton = CartCollectionSingleton.GetInstance();
 }