AppDataChunk.h

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//**************************************************************************/
// Copyright (c) 1998-2006 Autodesk, Inc.
// All rights reserved.
// 
// These coded instructions, statements, and computer programs contain
// unpublished proprietary information written by Autodesk, Inc., and are
// protected by Federal copyright law. They may not be disclosed to third
// parties or copied or duplicated in any form, in whole or in part, without
// the prior written consent of Autodesk, Inc.
//**************************************************************************/
#pragma once

#include "CoreExport.h"
#include "maxheap.h"
#include "maxtypes.h"
// forward declarations
class ILoad;
class ISave;

// An individual app data chunk
class AppDataChunk: public MaxHeapOperators {
    public:
        // Note that data pointer should be allocated with standard malloc
        // since it will be freed in the destructor.

        CoreExport AppDataChunk(Class_ID cid, SClass_ID sid, DWORD sbid, DWORD len, void *data);
        CoreExport AppDataChunk();


        CoreExport ~AppDataChunk();

        Class_ID  classID;
        SClass_ID superClassID;
        DWORD subID;
        DWORD length;
        void *data;


        CoreExport IOResult Load(ILoad *iload);

        CoreExport IOResult Save(ISave *isave);

    private: 
        // Disable accidental copies/assignments -- declared, not defined.
        AppDataChunk(const AppDataChunk&);
        AppDataChunk& operator=(const AppDataChunk&);
};