office-gobmx/sd/source/core/sdiocmpt.cxx
Ivo Hinkelmann ef0d935511 INTEGRATION: CWS aw024 (1.2.56); FILE MERGED
2006/09/21 22:45:10 aw 1.2.56.3: RESYNC: (1.3-1.4); FILE MERGED
2005/09/17 10:22:38 aw 1.2.56.2: RESYNC: (1.2-1.3); FILE MERGED
2004/12/27 09:58:25 aw 1.2.56.1: #i39525
2006-11-14 13:21:50 +00:00

146 lines
3.6 KiB
C++

/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: sdiocmpt.cxx,v $
*
* $Revision: 1.5 $
*
* last change: $Author: ihi $ $Date: 2006-11-14 14:21:50 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 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
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sd.hxx"
#ifndef _DEBUG_HXX //autogen
#include <tools/debug.hxx>
#endif
#include "sdiocmpt.hxx"
//////////////////////////////////////////////////////////////////////////////
old_SdrDownCompat::old_SdrDownCompat(SvStream& rNewStream, UINT16 nNewMode)
: rStream(rNewStream),
nSubRecSiz(0),
nSubRecPos(0),
nMode(nNewMode),
bOpen(FALSE)
{
OpenSubRecord();
}
old_SdrDownCompat::~old_SdrDownCompat()
{
if(bOpen)
CloseSubRecord();
}
void old_SdrDownCompat::Read()
{
rStream >> nSubRecSiz;
}
void old_SdrDownCompat::Write()
{
rStream << nSubRecSiz;
}
void old_SdrDownCompat::OpenSubRecord()
{
if(rStream.GetError())
return;
nSubRecPos = rStream.Tell();
if(nMode == STREAM_READ)
{
Read();
}
else if(nMode == STREAM_WRITE)
{
Write();
}
bOpen = TRUE;
}
void old_SdrDownCompat::CloseSubRecord()
{
if(rStream.GetError())
return;
UINT32 nAktPos(rStream.Tell());
if(nMode == STREAM_READ)
{
UINT32 nReadAnz(nAktPos - nSubRecPos);
if(nReadAnz != nSubRecSiz)
{
rStream.Seek(nSubRecPos + nSubRecSiz);
}
}
else if(nMode == STREAM_WRITE)
{
nSubRecSiz = nAktPos - nSubRecPos;
rStream.Seek(nSubRecPos);
Write();
rStream.Seek(nAktPos);
}
bOpen = FALSE;
}
/*************************************************************************
|*
|* Konstruktor, schreibt bzw. liest Versionsnummer
|*
\************************************************************************/
SdIOCompat::SdIOCompat(SvStream& rNewStream, USHORT nNewMode, UINT16 nVer)
: old_SdrDownCompat(rNewStream, nNewMode), nVersion(nVer)
{
if (nNewMode == STREAM_WRITE)
{
DBG_ASSERT(nVer != SDIOCOMPAT_VERSIONDONTKNOW,
"kann unbekannte Version nicht schreiben");
rNewStream << nVersion;
}
else if (nNewMode == STREAM_READ)
{
DBG_ASSERT(nVer == SDIOCOMPAT_VERSIONDONTKNOW,
"Lesen mit Angabe der Version ist Quatsch!");
rNewStream >> nVersion;
}
}
SdIOCompat::~SdIOCompat()
{
}
// eof