DataObjectIterator.h

//========================================================================================
// 
// $File$
// 
// Owner: Dave Burnard
// 
// $Author$
// 
// $DateTime$
// 
// $Revision$
// 
// $Change$
// 
// 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.
// 
// 
// a abstract iterator class used to access the items in drap/drop and clipboard operations.
// 
//========================================================================================

#ifndef __DataObjectIterator__
#define __DataObjectIterator__

#include "PMFlavorTypes.h"

class IPMDataObject;

class DataObjectIterator
{
 public:
 virtual ~DataObjectIterator() {}
 
 virtual IPMDataObject* First() = 0;
 virtual IPMDataObject* Next() = 0;
 
 virtual bool16 FlavorExistsInAllObjects(ExternalPMFlavor flavor) = 0;

 virtual bool16 FlavorIsPrimaryInAllObjects(ExternalPMFlavor flavor) = 0;

 virtual DataExchangeResponse FlavorExistsWithPriorityInAllObjects(ExternalPMFlavor flavor) = 0;
};


#endif // __IDragItemIterator__