chapter4_server.idl

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// Chapter4_Server.idl : IDL source for Chapter4_Server.dll
//

// This file will be processed by the MIDL tool to
// produce the type library (Chapter4_Server.tlb) and marshalling code.

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

   typedef 
   [
      uuid(984D09A4-3379-11d1-883A-444553540000),	
      helpstring("Operation Type"),
   ]
   enum mathOPERATION
   {
      [helpstring("Add")]       mathAdd      = 0x0001,
	  [helpstring("Subtract")]  mathSubtract = 0x0002,
	  [helpstring("Multiply")]  mathMultiply = 0x0003,
	  [helpstring("Divide")]    mathDivide   = 0x0004
   } mathOPERATION;       

   [	
      uuid(5FB0C22E-3343-11D1-883A-444553540000),	
      helpstring("IMath Interface"),
      pointer_default(unique)
   ]
   interface IMath : IUnknown
   {
      [helpstring("method Add")] HRESULT Add([in] long lOp1,[in] long lOp2, [out,retval] long* plResult);
      [helpstring("method Subtract")] HRESULT Subtract([in] long lOp1,[in] long lOp2, [out,retval] long* plResult);
      [helpstring("method Multiply")] HRESULT Multiply([in] long lOp1,[in] long lOp2, [out,retval] long* plResult);
      [helpstring("method Divide")] HRESULT Divide([in] long lOp1,[in] long lOp2, [out,retval] long* plResult);
   };

   [	
     uuid(984D09A1-3379-11d1-883A-444553540000),
     helpstring("IAdvancedMath Interface"),
	 pointer_default(unique)
   ]
   interface IAdvancedMath : IUnknown
   {
      [helpstring("method Factorial")] HRESULT Factorial( [in] short sFact, [out, retval] long* pResult );
      [helpstring("method Fibonacci")] HRESULT Fibonacci( [in] short sFib, [out, retval] long* pResult );
   };

typedef struct COMPONENT_INFO
{
   [string] char*		pstrAuthor;
   short				sMajor;
   short				sMinor;
   BSTR				    bstrName;
} COMPONENT_INFO;

   [	
     uuid(1E405AA0-3396-11d1-883A-444553540000),
     helpstring("IComponentInfo Interface"),
	 pointer_default(unique)
   ]
   interface IComponentInfo : IUnknown
   {
      [helpstring("method get_Info")] HRESULT get_Info( [out] COMPONENT_INFO** pInfo );
      [helpstring("method get_Name")] HRESULT get_Name( [out] BSTR* bstrName );
   };

   [	
     uuid(984D09A2-3379-11d1-883A-444553540000),
     helpstring("IMath2 Interface"),
	 pointer_default(unique)
   ]
   interface IMath2 : IUnknown
   {
      [helpstring("method Add")] HRESULT Add([in] long lOp1,[in] long lOp2, [out,retval] long* plResult);
      [helpstring("method Subtract")] HRESULT Subtract([in] long lOp1,[in] long lOp2, [out,retval] long* plResult);
      [helpstring("method Multiply")] HRESULT Multiply([in] long lOp1,[in] long lOp2, [out,retval] long* plResult);
      [helpstring("method Divide")] HRESULT Divide([in] long lOp1,[in] long lOp2, [out,retval] long* plResult);

	  [helpstring("method Sum" )]
      HRESULT Sum( [in] short sArraySize,
                   [in, size_is( sArraySize )] short sArray[],
                   [out, retval] long* lResult );

      [helpstring("method Compute")] 
	  HRESULT Compute( [in] mathOPERATION enumOp, 
	                   [in] long lOp1,
					   [in] long lOp2,
					   [out,retval] long* plResult);

      [propget, helpstring("property AdvancedMath")] 
	  HRESULT AdvancedMath([out, retval] IAdvancedMath **ppVal);

   };


[
	uuid(5FB0C221-3343-11D1-883A-444553540000),
	version(1.0),
	helpstring("Chapter4_Server 1.0 Type Library")
]
library CHAPTER4_SERVERLib
{
	importlib("stdole32.tlb");
	importlib("stdole2.tlb");

	[
		uuid(5FB0C22F-3343-11D1-883A-444553540000),
		helpstring("Math Class")
	]
	coclass Math
	{
		[default] interface IMath;
		interface IMath2;
		interface IAdvancedMath;
		interface IComponentInfo;
	};
};