AOO410/main/sd/inc/sdiocmpt.hxx

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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
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 * 
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#ifndef _SD_SDIOCMPT_HXX
#define _SD_SDIOCMPT_HXX

#include <tools/stream.hxx>

//////////////////////////////////////////////////////////////////////////////
class SvStream;

class old_SdrDownCompat 
{
protected:
	SvStream&					rStream;
	sal_uInt32						nSubRecSiz;
	sal_uInt32						nSubRecPos;
	sal_uInt16						nMode;
	sal_Bool						bOpen;

protected:
	void Read();
	void Write();

public:
	old_SdrDownCompat(SvStream& rNewStream, sal_uInt16 nNewMode);
	~old_SdrDownCompat();
	void  OpenSubRecord();
	void  CloseSubRecord();
};
//////////////////////////////////////////////////////////////////////////////
#include "sddllapi.h"

#define SDIOCOMPAT_VERSIONDONTKNOW (sal_uInt16)0xffff

class SD_DLLPUBLIC SdIOCompat : public old_SdrDownCompat
{
private:
	sal_uInt16 nVersion;

public:
				// nNewMode: STREAM_READ oder STREAM_WRITE
				// nVer:	 nur beim Schreiben angeben
			SdIOCompat(SvStream& rNewStream, sal_uInt16 nNewMode,
					   sal_uInt16 nVer = SDIOCOMPAT_VERSIONDONTKNOW);
			~SdIOCompat();
	sal_uInt16	GetVersion() const { return nVersion; }
};

#endif		// _SD_SDIOCMPT_HXX