IContentIteratorRegister.h

//========================================================================================
// 
// $File$
// 
// Owner: Steve Pellegrin
// 
// $Author$
// 
// $DateTime$
// 
// $Revision$
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// $Change$
// 
// Copyright 1997-2010 Adobe Systems Incorporated. All rights reserved.
// 
// NOTICE: Adobe permits you to use, modify, and distribute this file in accordance 
// with the terms of the Adobe license agreement accompanying it. If you have received
// this file from a source other than Adobe, then your use, modification, or 
// distribution of it requires the prior written permission of Adobe.
// 
//========================================================================================

#if !defined(__IContentIteratorRegister__)
#define __IContentIteratorRegister__

// ----- Interfaces -----

#include "IPMUnknown.h"

class VersionID;
class IContentReadIterator;
class IContentWriteIterator;
class IPMStream;


//----------------------------------------------------------------------------------------
// IContentIteratorRegister
//----------------------------------------------------------------------------------------

class IContentIteratorRegister : public IPMUnknown
{
public:
 virtual uint32 GetClassIDCount() = 0;

 virtual void GetNthClassID(uint32 n, ClassID &id) = 0;
 
 virtual uint32 GetImplementationIDCount() = 0;

 virtual void GetNthImplementationID(uint32 n, ImplementationID &id) = 0;

 virtual IContentReadIterator *NewNthClassReadIterator(uint32 n, const VersionID &version, IPMStream *s) = 0;

 virtual IContentWriteIterator *NewNthClassWriteIterator(uint32 n, const VersionID &version, IPMStream *s) = 0;

 virtual IContentReadIterator *NewNthImplementationReadIterator(uint32 n, const VersionID &version, IPMStream *s) = 0;

 virtual IContentWriteIterator *NewNthImplementationWriteIterator(uint32 n, const VersionID &version, IPMStream *s) = 0;
};

#endif // __IContentIteratorRegister__