pizzamake.idl

VC++串口通信设。本书详细说明讲解了在VC++环境下编写串口通信得过程。值得一看

// Bring in needed system IDL files
import "PizzaTypes.idl";


//
//  Interface information for IPizzaMaker
//
[ object, uuid(C07258C0-A196-11D0-8CA6-00400539F36B) ]
interface IPizzaMaker : IUnknown
{
   HRESULT MakePizza([in] PizzaSize               ePizzaSize,
                     [in] ULONG                   ulNumToppings,
                     [in, size_is(ulNumToppings)] ToppingInfo[],
                     [in] DeliveryInfo*           pDeliveryInfo,
                     [out] ULONG*                 pulPizzaID);
};


//
//  Interface information for connection point IPizzaNotifySink
//
[ object, uuid(BC42FDB5-A2E5-11d0-8CA8-00400539F36B) ]
interface IPizzaNotifySink : IUnknown
{
   HRESULT OnNewPizzaRequest([in] ULONG                   ulPizzaID,
                             [in] PizzaSize               ePizzaSize,
                             [in] ULONG                   ulNumToppings,
                             [in, size_is(ulNumToppings)] ToppingInfo[],
                             [in] DeliveryInfo*           pDeliveryInfo);
   HRESULT OnPizzaComplete  ([in] ULONG                   ulPizzaID);
};


//
//  Class information for PizzaMaker1
// 
[ uuid(FC875E50-A1FD-11D0-8CA7-00400539F36B) ]
coclass PizzaMaker1
{
   interface IPizzaMaker;
   [source] interface IPizzaNotifySink;
};