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/*************************************************************************
*
* 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_svl.hxx"
#include <limits.h>
#ifndef GCC
#endif
#include <svl/itempool.hxx>
#include <svl/itemset.hxx>
#include "poolcach.hxx"
// STATIC DATA -----------------------------------------------------------
DBG_NAME(SfxItemPoolCache)
//------------------------------------------------------------------------
struct SfxItemModifyImpl
{
const SfxSetItem *pOrigItem;
SfxSetItem *pPoolItem;
};
SV_DECL_VARARR( SfxItemModifyArr_Impl, SfxItemModifyImpl, 8, 8 )
SV_IMPL_VARARR( SfxItemModifyArr_Impl, SfxItemModifyImpl);
//------------------------------------------------------------------------
SfxItemPoolCache::SfxItemPoolCache( SfxItemPool *pItemPool,
const SfxPoolItem *pPutItem ):
pPool(pItemPool),
pCache(new SfxItemModifyArr_Impl),
pSetToPut( 0 ),
pItemToPut( &pItemPool->Put(*pPutItem) )
{
DBG_CTOR(SfxItemPoolCache, 0);
DBG_ASSERT(pItemPool, "kein Pool angegeben");
}
//------------------------------------------------------------------------
SfxItemPoolCache::SfxItemPoolCache( SfxItemPool *pItemPool,
const SfxItemSet *pPutSet ):
pPool(pItemPool),
pCache(new SfxItemModifyArr_Impl),
pSetToPut( pPutSet ),
pItemToPut( 0 )
{
DBG_CTOR(SfxItemPoolCache, 0);
DBG_ASSERT(pItemPool, "kein Pool angegeben");
}
//------------------------------------------------------------------------
SfxItemPoolCache::~SfxItemPoolCache()
{
DBG_DTOR(SfxItemPoolCache, 0);
for ( USHORT nPos = 0; nPos < pCache->Count(); ++nPos ) {
pPool->Remove( *(*pCache)[nPos].pPoolItem );
pPool->Remove( *(*pCache)[nPos].pOrigItem );
}
delete pCache; pCache = 0;
if ( pItemToPut )
pPool->Remove( *pItemToPut );
}
//------------------------------------------------------------------------
const SfxSetItem& SfxItemPoolCache::ApplyTo( const SfxSetItem &rOrigItem, BOOL bNew )
{
DBG_CHKTHIS(SfxItemPoolCache, 0);
DBG_ASSERT( pPool == rOrigItem.GetItemSet().GetPool(), "invalid Pool" );
DBG_ASSERT( IsDefaultItem( &rOrigItem ) || IsPooledItem( &rOrigItem ),
"original not in pool" );
// Suchen, ob diese Transformations schon einmal vorkam
for ( USHORT nPos = 0; nPos < pCache->Count(); ++nPos )
{
SfxItemModifyImpl &rMapEntry = (*pCache)[nPos];
if ( rMapEntry.pOrigItem == &rOrigItem )
{
// aendert sich ueberhaupt etwas?
if ( rMapEntry.pPoolItem != &rOrigItem )
{
rMapEntry.pPoolItem->AddRef(2); // einen davon fuer den Cache
if ( bNew )
pPool->Put( rOrigItem ); //! AddRef??
}
return *rMapEntry.pPoolItem;
}
}
// die neue Attributierung in einem neuen Set eintragen
SfxSetItem *pNewItem = (SfxSetItem *)rOrigItem.Clone();
if ( pItemToPut )
{
pNewItem->GetItemSet().PutDirect( *pItemToPut );
DBG_ASSERT( &pNewItem->GetItemSet().Get( pItemToPut->Which() ) == pItemToPut,
"wrong item in temporary set" );
}
else
pNewItem->GetItemSet().Put( *pSetToPut );
const SfxSetItem* pNewPoolItem = (const SfxSetItem*) &pPool->Put( *pNewItem );
DBG_ASSERT( pNewPoolItem != pNewItem, "Pool: rein == raus?" );
delete pNewItem;
// Refernzzaehler anpassen, je einen davon fuer den Cache
pNewPoolItem->AddRef( pNewPoolItem != &rOrigItem ? 2 : 1 );
if ( bNew )
pPool->Put( rOrigItem ); //! AddRef??
// die Transformation im Cache eintragen
SfxItemModifyImpl aModify;
aModify.pOrigItem = &rOrigItem;
aModify.pPoolItem = (SfxSetItem*) pNewPoolItem;
pCache->Insert( aModify, pCache->Count() );
DBG_ASSERT( !pItemToPut ||
&pNewPoolItem->GetItemSet().Get( pItemToPut->Which() ) == pItemToPut,
"wrong item in resulting set" );
return *pNewPoolItem;
}
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