C# (CSharp) ICheckoutViewModel.UpdateTotalPriceの例

コード例 #1

        void QuantityCommandMethod(string command)
        {
            Debug.WriteLine(command);

            if (command == "add")
            {
                if (Quantity == 5)
                {
                    return;
                }
                Quantity = Quantity + 1;
            }

            if (command == "remove")
            {
                if (Quantity == 1)
                {
                    return;
                }

                Quantity = Quantity - 1;
            }

            RaisePropertyChanged("TotalPrice");
            checkoutVM.UpdateTotalPrice();
        }