sdiocmpt.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   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 "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
 
#pragma once
 
#include <tools/stream.hxx>
#include "sddllapi.h"
 
 
class old_SdrDownCompat
{
protected:
    SvStream&                   rStream;
    sal_uInt32                  nSubRecSiz;
    sal_uInt32                  nSubRecPos;
    StreamMode                  nMode;
    bool                        bOpen;
 
protected:
    void Write();
 
public:
    old_SdrDownCompat(SvStream& rNewStream, StreamMode nNewMode);
    ~old_SdrDownCompat();
    void  OpenSubRecord();
    void  CloseSubRecord();
};
 
#define SDIOCOMPAT_VERSIONDONTKNOW sal_uInt16(0xffff)
 
class SD_DLLPUBLIC SdIOCompat : public old_SdrDownCompat
{
public:
                // nNewMode: StreamMode::READ or StreamMode::WRITE
                // nVer:     specify only when writing
            SdIOCompat(SvStream& rNewStream, StreamMode nNewMode,
                       sal_uInt16 nVer = SDIOCOMPAT_VERSIONDONTKNOW);
            ~SdIOCompat();
};
 
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