chapter6_server.idl

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// Chapter6_Server.idl : IDL source for Chapter6_Server.dll
//

// This file will be processed by the MIDL tool to
// produce the type library (Chapter6_Server.tlb) and marshalling code.

import "oaidl.idl";
import "ocidl.idl";

	[
		object,
		uuid(DCA4F88E-4952-11D1-883A-444553540000),
		dual,
		helpstring("IMath Interface"),
		pointer_default(unique)
	]
	interface IMath : IDispatch
	{
		[id(1), helpstring("method Add")] HRESULT Add([in] VARIANT varOp1,[in] VARIANT varOp2, [out,retval] VARIANT* pvarResult);
		[id(2), helpstring("method Subtract")] HRESULT Subtract([in] VARIANT varOp1, [in] VARIANT varOp2, [out, retval] VARIANT* pvarResult);
		[id(3), helpstring("method Multiply")] HRESULT Multiply([in] VARIANT varOp1, [in] VARIANT varOp2, [out, retval] VARIANT* pvarResult);
		[id(4), helpstring("method Divide")] HRESULT Divide([in] VARIANT varOp1, [in] VARIANT varOp2, [out, retval] VARIANT* pvarResult);
	};

	[
		object,
		uuid(9F21BD41-4E25-11d1-883A-444553540000),
		dual,
		helpstring("IMath2 Interface"),
		pointer_default(unique)
	]
	interface IMath2 : IDispatch
	{
		[id(1), helpstring("method Add")] HRESULT Add([in] VARIANT varOp1,[in] VARIANT varOp2, [out,retval] VARIANT* pvarResult);
		[id(2), helpstring("method Subtract")] HRESULT Subtract([in] VARIANT varOp1, [in] VARIANT varOp2, [out, retval] VARIANT* pvarResult);
		[id(3), helpstring("method Multiply")] HRESULT Multiply([in] VARIANT varOp1, [in] VARIANT varOp2, [out, retval] VARIANT* pvarResult);
		[id(4), helpstring("method Divide")] HRESULT Divide([in] VARIANT varOp1, [in] VARIANT varOp2, [out, retval] VARIANT* pvarResult);
		// Our new method (Sum)
		[id(5), helpstring("method Sum")] HRESULT Sum([in] VARIANT varOp1, [out, retval] long* plResult);
	};

	[
		object,
		uuid(9F21BD45-4E25-11d1-883A-444553540000),
		dual,
		helpstring("IAdvancedMath Interface"),
		pointer_default(unique)
	]
	interface IAdvancedMath : IDispatch
	{
		[id(1), helpstring("method Factorial")] HRESULT Factorial([in] short sOp, [out,retval] long* plResult);
		[id(2), helpstring("method Fibonacci")] HRESULT Fibonacci([in] short sOp, [out, retval] long* plResult);
	}	

[
	uuid(DCA4F881-4952-11D1-883A-444553540000),
	version(1.0),
	helpstring("Chapter6_Server 1.0 Type Library")
]
library CHAPTER6_SERVERLib
{
	importlib("stdole32.tlb");
	importlib("stdole2.tlb");

	[
		uuid(DCA4F88F-4952-11D1-883A-444553540000),
		helpstring("Math Class")
	]
	coclass Math
	{
		[default] interface IMath;
		interface IAdvancedMath;
		interface IMath2;
	};
};