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Diffstat (limited to 'sot/source/sdstor/stgole.cxx')
| -rw-r--r-- | sot/source/sdstor/stgole.cxx | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/sot/source/sdstor/stgole.cxx b/sot/source/sdstor/stgole.cxx new file mode 100644 index 000000000000..148f1e87585c --- /dev/null +++ b/sot/source/sdstor/stgole.cxx @@ -0,0 +1,230 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_sot.hxx" + +#include "rtl/string.h" +#include "rtl/string.h" +#include "stgole.hxx" +#include "storinfo.hxx" // Read/WriteClipboardFormat() + +#include <tools/debug.hxx> +#if defined(_MSC_VER) && (_MSC_VER>=1400) +#pragma warning(disable: 4342) +#endif +///////////////////////// class StgInternalStream //////////////////////// + +StgInternalStream::StgInternalStream + ( BaseStorage& rStg, const String& rName, BOOL bWr ) +{ + bIsWritable = TRUE; + USHORT nMode = bWr + ? STREAM_WRITE | STREAM_SHARE_DENYALL + : STREAM_READ | STREAM_SHARE_DENYWRITE | STREAM_NOCREATE; + pStrm = rStg.OpenStream( rName, nMode ); + + // set the error code right here in the stream + SetError( rStg.GetError() ); + SetBufferSize( 1024 ); +} + +StgInternalStream::~StgInternalStream() +{ + delete pStrm; +} + +ULONG StgInternalStream::GetData( void* pData, ULONG nSize ) +{ + if( pStrm ) + { + nSize = pStrm->Read( pData, nSize ); + SetError( pStrm->GetError() ); + return nSize; + } + else + return 0; +} + +ULONG StgInternalStream::PutData( const void* pData, ULONG nSize ) +{ + if( pStrm ) + { + nSize = pStrm->Write( pData, nSize ); + SetError( pStrm->GetError() ); + return nSize; + } + else + return 0; +} + +ULONG StgInternalStream::SeekPos( ULONG nPos ) +{ + return pStrm ? pStrm->Seek( nPos ) : 0; +} + +void StgInternalStream::FlushData() +{ + if( pStrm ) + { + pStrm->Flush(); + SetError( pStrm->GetError() ); + } +} + +void StgInternalStream::Commit() +{ + Flush(); + pStrm->Commit(); +} + +///////////////////////// class StgCompObjStream ///////////////////////// + +StgCompObjStream::StgCompObjStream( BaseStorage& rStg, BOOL bWr ) + : StgInternalStream( rStg, String::CreateFromAscii( RTL_CONSTASCII_STRINGPARAM( "\1CompObj" ) ), bWr ) +{ + memset( &aClsId, 0, sizeof( ClsId ) ); + nCbFormat = 0; +} + +BOOL StgCompObjStream::Load() +{ + memset( &aClsId, 0, sizeof( ClsId ) ); + nCbFormat = 0; + aUserName.Erase(); + if( GetError() != SVSTREAM_OK ) + return FALSE; + Seek( 8L ); // skip the first part + INT32 nMarker = 0; + *this >> nMarker; + if( nMarker == -1L ) + { + *this >> aClsId; + INT32 nLen1 = 0; + *this >> nLen1; + // higher bits are ignored + nLen1 &= 0xFFFF; + sal_Char* p = new sal_Char[ (USHORT) nLen1 ]; + if( Read( p, nLen1 ) == (ULONG) nLen1 ) + { + aUserName = nLen1 ? String( p, gsl_getSystemTextEncoding() ) : String(); +/* // Now we can read the CB format + INT32 nLen2 = 0; + *this >> nLen2; + if( nLen2 > 0 ) + { + // get a string name + if( nLen2 > nLen1 ) + delete p, p = new char[ nLen2 ]; + if( Read( p, nLen2 ) == (ULONG) nLen2 && nLen2 ) + nCbFormat = Exchange::RegisterFormatName( String( p ) ); + else + SetError( SVSTREAM_GENERALERROR ); + } + else if( nLen2 == -1L ) + // Windows clipboard format + *this >> nCbFormat; + else + // unknown identifier + SetError( SVSTREAM_GENERALERROR ); +*/ + nCbFormat = ReadClipboardFormat( *this ); + } + else + SetError( SVSTREAM_GENERALERROR ); + delete [] p; + } + return BOOL( GetError() == SVSTREAM_OK ); +} + +BOOL StgCompObjStream::Store() +{ + if( GetError() != SVSTREAM_OK ) + return FALSE; + Seek( 0L ); + ByteString aAsciiUserName( aUserName, RTL_TEXTENCODING_ASCII_US ); + *this << (INT16) 1 // Version? + << (INT16) -2 // 0xFFFE = Byte Order Indicator + << (INT32) 0x0A03 // Windows 3.10 + << (INT32) -1L + << aClsId // Class ID + << (INT32) (aAsciiUserName.Len() + 1) + << (const char *)aAsciiUserName.GetBuffer() + << (UINT8) 0; // string terminator +/* // determine the clipboard format string + String aCbFmt; + if( nCbFormat > FORMAT_GDIMETAFILE ) + aCbFmt = Exchange::GetFormatName( nCbFormat ); + if( aCbFmt.Len() ) + *this << (INT32) aCbFmt.Len() + 1 + << (const char*) aCbFmt + << (UINT8) 0; + else if( nCbFormat ) + *this << (INT32) -1 // for Windows + << (INT32) nCbFormat; + else + *this << (INT32) 0; // no clipboard format +*/ + WriteClipboardFormat( *this, nCbFormat ); + *this << (INT32) 0; // terminator + Commit(); + return BOOL( GetError() == SVSTREAM_OK ); +} + +/////////////////////////// class StgOleStream /////////////////////////// + +StgOleStream::StgOleStream( BaseStorage& rStg, BOOL bWr ) + : StgInternalStream( rStg, String::CreateFromAscii( RTL_CONSTASCII_STRINGPARAM( "\1Ole" ) ), bWr ) +{ + nFlags = 0; +} + +BOOL StgOleStream::Load() +{ + nFlags = 0; + if( GetError() != SVSTREAM_OK ) + return FALSE; + INT32 version = 0; + Seek( 0L ); + *this >> version >> nFlags; + return BOOL( GetError() == SVSTREAM_OK ); +} + +BOOL StgOleStream::Store() +{ + if( GetError() != SVSTREAM_OK ) + return FALSE; + Seek( 0L ); + *this << (INT32) 0x02000001 // OLE version, format + << (INT32) nFlags // Object flags + << (INT32) 0 // Update Options + << (INT32) 0 // reserved + << (INT32) 0; // Moniker 1 + Commit(); + return BOOL( GetError() == SVSTREAM_OK ); +} + |