AOO410/main/tools/inc/tools/vcompat.hxx

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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * 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
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 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
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#ifndef _VCOMPAT_HXX
#define _VCOMPAT_HXX

#include "tools/toolsdllapi.h"
#include <tools/solar.h>

// -----------
// - Defines -
// -----------

#define COMPAT_FORMAT( char1, char2, char3, char4 ) \
	((sal_uInt32)((((sal_uInt32)(char)(char1)))|				\
	(((sal_uInt32)(char)(char2))<<8UL)|					\
	(((sal_uInt32)(char)(char3))<<16UL)|					\
	((sal_uInt32)(char)(char4))<<24UL))

// --------------
// - ImplCompat -
// --------------

class SvStream;

class TOOLS_DLLPUBLIC VersionCompat
{
    SvStream*		mpRWStm;
    sal_uInt32			mnCompatPos;
    sal_uInt32			mnTotalSize;
    sal_uInt16			mnStmMode;
    sal_uInt16			mnVersion;

					VersionCompat() {}
					VersionCompat( const VersionCompat& ) {}
    VersionCompat&	operator=( const VersionCompat& ) { return *this; }
    sal_Bool			operator==( const VersionCompat& ) { return sal_False; }

public:

					VersionCompat( SvStream& rStm, sal_uInt16 nStreamMode, sal_uInt16 nVersion = 1 );
					~VersionCompat();

    sal_uInt16			GetVersion() const { return mnVersion; }
};

#endif // _VCOMPAT_HXX