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/*************************************************************************
 *
 *  $RCSfile: stgole.hxx,v $
 *
 *  $Revision: 1.2 $
 *
 *  last change: $Author: mba $ $Date: 2000-12-01 11:39:03 $
 *
 *  The Contents of this file are made available subject to the terms of
 *  either of the following licenses
 *
 *         - GNU Lesser General Public License Version 2.1
 *         - Sun Industry Standards Source License Version 1.1
 *
 *  Sun Microsystems Inc., October, 2000
 *
 *  GNU Lesser General Public License Version 2.1
 *  =============================================
 *  Copyright 2000 by Sun Microsystems, Inc.
 *  901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License version 2.1, as published by the Free Software Foundation.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *  MA  02111-1307  USA
 *
 *
 *  Sun Industry Standards Source License Version 1.1
 *  =================================================
 *  The contents of this file are subject to the Sun Industry Standards
 *  Source License Version 1.1 (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.openoffice.org/license.html.
 *
 *  Software provided under this License is provided on an "AS IS" basis,
 *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
 *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
 *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
 *  See the License for the specific provisions governing your rights and
 *  obligations concerning the Software.
 *
 *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
 *
 *  Copyright: 2000 by Sun Microsystems, Inc.
 *
 *  All Rights Reserved.
 *
 *  Contributor(s): _______________________________________
 *
 *
 ************************************************************************/

#ifndef _SDSTOR_STGOLE_HXX
#define _SDSTOR_STGOLE_HXX

#include <string.h> // memset()

#include "stg.hxx"
#include "stgelem.hxx"

class StgInternalStream : public SvStream
{
    BaseStorageStream* pStrm;
    virtual ULONG GetData( void* pData, ULONG nSize );
    virtual ULONG PutData( const void* pData, ULONG nSize );
    virtual ULONG SeekPos( ULONG nPos );
    virtual void  FlushData();
public:
    StgInternalStream( BaseStorage&, const String&, BOOL );
   ~StgInternalStream();
    void Commit();
};

// standard stream "\1CompObj"

class StgCompObjStream : public StgInternalStream
{
    ClsId  aClsId;
    String aUserName;
    ULONG  nCbFormat;
public:
    StgCompObjStream( BaseStorage&, BOOL );
    ClsId&  GetClsId()    { return aClsId;    }
    String& GetUserName() { return aUserName; }
    ULONG&  GetCbFormat() { return nCbFormat; }
    BOOL    Load();
    BOOL    Store();
};

// standard stream "\1Ole"

class StgOleStream : public StgInternalStream
{
    ULONG nFlags;
public:
    StgOleStream( BaseStorage&, BOOL );
    ULONG& GetFlags() { return nFlags; }
    BOOL Load();
    BOOL Store();
};

#endif