office-gobmx/svl/source/items/cntwall.cxx
2012-07-02 14:43:34 +01:00

156 lines
5.2 KiB
C++

/* -*- 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 .
*/
#include <tools/debug.hxx>
#include <tools/stream.hxx>
#include <tools/vcompat.hxx>
#include <svl/cntwall.hxx>
#define CNTWALLPAPERITEM_STREAM_MAGIC ( (sal_uInt32)0xfefefefe )
#define CNTWALLPAPERITEM_STREAM_SEEKREL (-( (long)( sizeof( sal_uInt32 ) ) ) )
TYPEINIT1( CntWallpaperItem, SfxPoolItem );
// -----------------------------------------------------------------------
CntWallpaperItem::CntWallpaperItem( sal_uInt16 which )
: SfxPoolItem( which ), _nColor( COL_TRANSPARENT ), _nStyle( 0 )
{
}
// -----------------------------------------------------------------------
CntWallpaperItem::CntWallpaperItem( sal_uInt16 which, SvStream& rStream, sal_uInt16 nVersion )
: SfxPoolItem( which ), _nColor( COL_TRANSPARENT ), _nStyle( 0 )
{
sal_uInt32 nMagic = 0;
rStream >> nMagic;
if ( nMagic == CNTWALLPAPERITEM_STREAM_MAGIC )
{
// Okay, data were stored by CntWallpaperItem.
_aURL = readUnicodeString(rStream, nVersion >= 1);
// !!! Color stream operators do not work - they discard any
// transparency info !!!
_nColor.Read( rStream, sal_True );
rStream >> _nStyle;
}
else
{
rStream.SeekRel( CNTWALLPAPERITEM_STREAM_SEEKREL );
// Data were stored by SfxWallpaperItem ( SO < 6.0 ). The only
// thing we can do here is to get the URL and to position the stream.
{
// "Read" Wallpaper member - The version compat object positions
// the stream after the wallpaper data in its dtor. We must use
// this trick here as no VCL must be used here ( No Wallpaper
// object allowed ).
VersionCompat aCompat( rStream, STREAM_READ );
}
// Read SfxWallpaperItem's string member _aURL.
_aURL = readUnicodeString(rStream, false);
// "Read" SfxWallpaperItem's string member _aFilter.
read_lenPrefixed_uInt8s_ToOString<sal_uInt16>(rStream);
}
}
// -----------------------------------------------------------------------
CntWallpaperItem::CntWallpaperItem( const CntWallpaperItem& rItem ) :
SfxPoolItem( rItem ),
_aURL( rItem._aURL ),
_nColor( rItem._nColor ),
_nStyle( rItem._nStyle )
{
}
// -----------------------------------------------------------------------
CntWallpaperItem::~CntWallpaperItem()
{
}
// -----------------------------------------------------------------------
int CntWallpaperItem::operator==( const SfxPoolItem& rItem ) const
{
DBG_ASSERT( SfxPoolItem::operator==( rItem ), "unequal type" );
const CntWallpaperItem& rWallItem = (const CntWallpaperItem&)rItem;
if( ( rWallItem._nStyle == _nStyle ) &&
( rWallItem._nColor == _nColor ) &&
( rWallItem._aURL == _aURL ) )
return sal_True;
else
return sal_False;
}
//============================================================================
// virtual
sal_uInt16 CntWallpaperItem::GetVersion(sal_uInt16) const
{
return 1; // because it uses SfxPoolItem::read/writeUnicodeString()
}
// -----------------------------------------------------------------------
SfxPoolItem* CntWallpaperItem::Create( SvStream& rStream, sal_uInt16 nVersion) const
{
return new CntWallpaperItem( Which(), rStream, nVersion );
}
// -----------------------------------------------------------------------
SvStream& CntWallpaperItem::Store( SvStream& rStream, sal_uInt16 ) const
{
rStream << CNTWALLPAPERITEM_STREAM_MAGIC;
writeUnicodeString(rStream, _aURL);
// !!! Color stream operators do not work - they discard any
// transparency info !!!
// ??? Why the hell Color::Write(...) isn't const ???
(const_cast< CntWallpaperItem* >(this))->_nColor.Write( rStream, sal_True );
rStream << _nStyle;
return rStream;
}
// -----------------------------------------------------------------------
SfxPoolItem* CntWallpaperItem::Clone( SfxItemPool* ) const
{
return new CntWallpaperItem( *this );
}
//----------------------------------------------------------------------------
// virtual
bool CntWallpaperItem::QueryValue( com::sun::star::uno::Any&, sal_uInt8) const
{
OSL_FAIL("Not implemented!");
return false;
}
//----------------------------------------------------------------------------
// virtual
bool CntWallpaperItem::PutValue( const com::sun::star::uno::Any&, sal_uInt8)
{
OSL_FAIL("Not implemented!");
return false;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */