C# (CSharp) IOrderItemCalc示例

示例#1

 public ServiceOrderItem(Item item, int quantity, IOrderItemCalc orderItemCalc = null) : base(item, quantity)
 {
     if (orderItemCalc == null)
     {
         orderItemCalc = new ServiceOrderItemCalc();
     }
     else
     {
         this.orderItemCalc = orderItemCalc;
     }
 }

示例#2

 public MaterialOrderItem(Item item, int quantity, IOrderItemCalc orderItemCalc = null) : base(item, quantity)
 {
     if (orderItemCalc == null)
     {
         orderItemCalc = new MaterialOrderItemCalc();
     }
     else
     {
         this.orderItemCalc = orderItemCalc;
     }
 }