169 lines
4.7 KiB
C++
169 lines
4.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <svl/lckbitem.hxx>
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#include <svl/poolitem.hxx>
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#include <com/sun/star/uno/Any.hxx>
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#include <com/sun/star/uno/Sequence.hxx>
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#include <tools/cachestr.hxx>
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// -----------------------------------------------------------------------
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TYPEINIT1_AUTOFACTORY(SfxLockBytesItem, SfxPoolItem);
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// -----------------------------------------------------------------------
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SfxLockBytesItem::SfxLockBytesItem()
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{
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}
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// -----------------------------------------------------------------------
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SfxLockBytesItem::SfxLockBytesItem( sal_uInt16 nW, SvStream &rStream )
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: SfxPoolItem( nW )
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{
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rStream.Seek( 0L );
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_xVal = new SvLockBytes( new SvCacheStream(), sal_True );
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SvStream aLockBytesStream( _xVal );
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rStream >> aLockBytesStream;
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}
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// -----------------------------------------------------------------------
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SfxLockBytesItem::SfxLockBytesItem( const SfxLockBytesItem& rItem )
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: SfxPoolItem( rItem ),
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_xVal( rItem._xVal )
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{
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}
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// -----------------------------------------------------------------------
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SfxLockBytesItem::~SfxLockBytesItem()
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{
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}
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// -----------------------------------------------------------------------
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int SfxLockBytesItem::operator==( const SfxPoolItem& rItem ) const
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{
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return ((SfxLockBytesItem&)rItem)._xVal == _xVal;
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}
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// -----------------------------------------------------------------------
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SfxPoolItem* SfxLockBytesItem::Clone(SfxItemPool *) const
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{
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return new SfxLockBytesItem( *this );
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}
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// -----------------------------------------------------------------------
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#define MAX_BUF 32000
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SfxPoolItem* SfxLockBytesItem::Create( SvStream &rStream, sal_uInt16 ) const
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{
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sal_uInt32 nSize = 0;
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sal_uLong nActRead = 0;
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sal_Char cTmpBuf[MAX_BUF];
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SvMemoryStream aNewStream;
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rStream >> nSize;
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do {
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sal_uLong nToRead;
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if( (nSize - nActRead) > MAX_BUF )
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nToRead = MAX_BUF;
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else
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nToRead = nSize - nActRead;
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nActRead += rStream.Read( cTmpBuf, nToRead );
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aNewStream.Write( cTmpBuf, nToRead );
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} while( nSize > nActRead );
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return new SfxLockBytesItem( Which(), aNewStream );
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}
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// -----------------------------------------------------------------------
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SvStream& SfxLockBytesItem::Store(SvStream &rStream, sal_uInt16 ) const
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{
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SvStream aLockBytesStream( _xVal );
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sal_uInt32 nSize = aLockBytesStream.Seek( STREAM_SEEK_TO_END );
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aLockBytesStream.Seek( 0L );
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rStream << nSize;
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rStream << aLockBytesStream;
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return rStream;
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}
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//----------------------------------------------------------------------------
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// virtual
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bool SfxLockBytesItem::PutValue( const com::sun::star::uno::Any& rVal, sal_uInt8 )
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{
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com::sun::star::uno::Sequence< sal_Int8 > aSeq;
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if ( rVal >>= aSeq )
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{
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if ( aSeq.getLength() )
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{
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SvCacheStream* pStream = new SvCacheStream;
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pStream->Write( (void*)aSeq.getConstArray(), aSeq.getLength() );
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pStream->Seek(0);
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_xVal = new SvLockBytes( pStream, sal_True );
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}
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else
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_xVal = NULL;
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return true;
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}
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OSL_FAIL( "SfxLockBytesItem::PutValue - Wrong type!" );
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return true;
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}
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//----------------------------------------------------------------------------
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// virtual
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bool SfxLockBytesItem::QueryValue( com::sun::star::uno::Any& rVal, sal_uInt8 ) const
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{
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if ( _xVal.Is() )
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{
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sal_uInt32 nLen;
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SvLockBytesStat aStat;
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if ( _xVal->Stat( &aStat, SVSTATFLAG_DEFAULT ) == ERRCODE_NONE )
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nLen = aStat.nSize;
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else
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return false;
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sal_uLong nRead = 0;
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com::sun::star::uno::Sequence< sal_Int8 > aSeq( nLen );
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_xVal->ReadAt( 0, aSeq.getArray(), nLen, &nRead );
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rVal <<= aSeq;
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}
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else
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{
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com::sun::star::uno::Sequence< sal_Int8 > aSeq( 0 );
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rVal <<= aSeq;
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}
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return true;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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