controls.idl

The source code samples for chapter 2, 4, 6, and 8 are contained in the EvenChapters project. Those

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

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

import "oaidl.idl";
import "ocidl.idl";
#include "olectl.h"
	

	[
		object,
		uuid(0700D3F3-913F-11D2-9887-00600823CFFB),
		dual,
		helpstring("IDartBoard Interface"),
		pointer_default(unique)
	]
	interface IDartBoard : IDispatch
	{
		[propget, id(1), helpstring("property Score")] HRESULT Score([out, retval] long *pVal);
		[propput, id(1), helpstring("property Score")] HRESULT Score([in] long newVal);
		[id(2), helpstring("method ResetScore")] HRESULT ResetScore();
	};

[
	uuid(0700D3E7-913F-11D2-9887-00600823CFFB),
	version(1.0),
	helpstring("Controls 1.0 Type Library")
]
library CONTROLSLib
{
	importlib("stdole32.tlb");
	importlib("stdole2.tlb");

	[
		uuid(0700D3F5-913F-11D2-9887-00600823CFFB),
		helpstring("_IDartBoardEvents Interface")
	]
	dispinterface _IDartBoardEvents
	{
		properties:
		methods:
		[id(1), helpstring("method OnScoreChanged")] void OnScoreChanged([in] long nNewScore);
	};
	

	[
		object,
		uuid(76FFDC15-93C7-11D2-9889-00600823CFFB),
		dual,
		helpstring("ISmartDartBoard Interface"),
		pointer_default(unique)
	]
	interface ISmartDartBoard : IDispatch
	{
		[propget, id(1), helpstring("property Score")] HRESULT Score([out, retval] long *pVal);
		[propput, id(1), helpstring("property Score")] HRESULT Score([in] long newVal);
		[id(2), helpstring("method ResetScore")] HRESULT ResetScore();
	};
	
	[
		object, dual,
		uuid(76FFDC17-93C7-11D2-9889-00600823CFFB),
		helpstring("ISmartDartBoardUI Interface"),
		pointer_default(unique)
	]
	interface ISmartDartBoardUI : IDispatch
	{
        HRESULT AddToScore([in] long ringValue);
        HRESULT ResetScore();
	};

	[
		uuid(0700D3F4-913F-11D2-9887-00600823CFFB),
		helpstring("DartBoard Class")
	]
	coclass DartBoard
	{
		[default] interface IDartBoard;
		[default, source] dispinterface _IDartBoardEvents;
	};
	[
		uuid(76FFDC16-93C7-11D2-9889-00600823CFFB),
		helpstring("SmartDartBoard Class")
	]
	coclass SmartDartBoard
	{
		[default] interface ISmartDartBoard;
		interface ISmartDartBoardUI;
	};
};