composition.idl

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

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

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

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

	[
		object,
		uuid(ADF259F7-5967-11D1-9687-00600819B080),
		dual,
		helpstring("IAcePowell Interface"),
		pointer_default(unique)
	]
	interface IAcePowell : IDispatch
	{
	};

	[
		object,
		uuid(2CEA24D0-5980-11d1-9687-00600819B080),
		helpstring("IArtist Interface"),
		pointer_default(unique)
	]
	interface IArtist : IUnknown
	{
        HRESULT Draw();
	};

	[
		object,
		uuid(2CEA24D1-5980-11d1-9687-00600819B080),
		helpstring("ICowboy Interface"),
		pointer_default(unique)
	]
	interface ICowboy : IUnknown
	{
        HRESULT Draw();
	};

	[
		object,
		uuid(6B438A90-59EE-11d1-9687-00600819B080),
		helpstring("ICowboyEx Interface"),
		pointer_default(unique)
	]
	interface ICowboyEx : ICowboy
	{
        HRESULT QuickDraw();
	};

[
	uuid(ADF259EA-5967-11D1-9687-00600819B080),
	version(1.0),
	helpstring("composition 1.0 Type Library")
]
library COMPOSITIONLib
{
	importlib("stdole32.tlb");
	importlib("stdole2.tlb");

	[
		uuid(ADF259F8-5967-11D1-9687-00600819B080),
		helpstring("AcePowell Class")
	]
	coclass AcePowell
	{
		[default] interface IAcePowell;
    	interface IArtist;
    	interface ICowboy;
    	interface ICowboyEx;
	};
};