260 lines
7.1 KiB
C++
260 lines
7.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include <string.h>
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#include "iprcache.hxx"
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#include "linguistic/misc.hxx"
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#include <com/sun/star/linguistic2/DictionaryListEventFlags.hpp>
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#include <tools/debug.hxx>
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#include <osl/mutex.hxx>
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#include <linguistic/lngprops.hxx>
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using namespace utl;
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using namespace osl;
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using namespace com::sun::star;
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using namespace com::sun::star::beans;
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using namespace com::sun::star::lang;
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using namespace com::sun::star::uno;
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using namespace com::sun::star::linguistic2;
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using ::rtl::OUString;
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namespace linguistic
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{
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#define NUM_FLUSH_PROPS 6
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static const struct
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{
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const char *pPropName;
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sal_Int32 nPropHdl;
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} aFlushProperties[ NUM_FLUSH_PROPS ] =
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{
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{ UPN_IS_USE_DICTIONARY_LIST, UPH_IS_USE_DICTIONARY_LIST },
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{ UPN_IS_IGNORE_CONTROL_CHARACTERS, UPH_IS_IGNORE_CONTROL_CHARACTERS },
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{ UPN_IS_SPELL_UPPER_CASE, UPH_IS_SPELL_UPPER_CASE },
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{ UPN_IS_SPELL_WITH_DIGITS, UPH_IS_SPELL_WITH_DIGITS },
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{ UPN_IS_SPELL_CAPITALIZATION, UPH_IS_SPELL_CAPITALIZATION }
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};
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static void lcl_AddAsPropertyChangeListener(
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Reference< XPropertyChangeListener > xListener,
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Reference< XPropertySet > &rPropSet )
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{
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if (xListener.is() && rPropSet.is())
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{
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for (int i = 0; i < NUM_FLUSH_PROPS; ++i)
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{
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rPropSet->addPropertyChangeListener(
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::rtl::OUString::createFromAscii(aFlushProperties[i].pPropName), xListener );
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}
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}
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}
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static void lcl_RemoveAsPropertyChangeListener(
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Reference< XPropertyChangeListener > xListener,
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Reference< XPropertySet > &rPropSet )
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{
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if (xListener.is() && rPropSet.is())
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{
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for (int i = 0; i < NUM_FLUSH_PROPS; ++i)
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{
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rPropSet->removePropertyChangeListener(
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::rtl::OUString::createFromAscii(aFlushProperties[i].pPropName), xListener );
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}
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}
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}
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static sal_Bool lcl_IsFlushProperty( sal_Int32 nHandle )
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{
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int i;
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for (i = 0; i < NUM_FLUSH_PROPS; ++i)
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{
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if (nHandle == aFlushProperties[i].nPropHdl)
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break;
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}
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return i < NUM_FLUSH_PROPS;
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}
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FlushListener::FlushListener( Flushable *pFO )
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{
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SetFlushObj( pFO );
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}
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FlushListener::~FlushListener()
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{
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}
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void FlushListener::SetDicList( Reference<XDictionaryList> &rDL )
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{
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MutexGuard aGuard( GetLinguMutex() );
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if (xDicList != rDL)
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{
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if (xDicList.is())
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xDicList->removeDictionaryListEventListener( this );
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xDicList = rDL;
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if (xDicList.is())
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xDicList->addDictionaryListEventListener( this, sal_False );
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}
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}
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void FlushListener::SetPropSet( Reference< XPropertySet > &rPS )
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{
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MutexGuard aGuard( GetLinguMutex() );
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if (xPropSet != rPS)
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{
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if (xPropSet.is())
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lcl_RemoveAsPropertyChangeListener( this, xPropSet );
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xPropSet = rPS;
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if (xPropSet.is())
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lcl_AddAsPropertyChangeListener( this, xPropSet );
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}
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}
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void SAL_CALL FlushListener::disposing( const EventObject& rSource )
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throw(RuntimeException)
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{
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MutexGuard aGuard( GetLinguMutex() );
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if (xDicList.is() && rSource.Source == xDicList)
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{
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xDicList->removeDictionaryListEventListener( this );
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xDicList = NULL; //! release reference
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}
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if (xPropSet.is() && rSource.Source == xPropSet)
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{
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lcl_RemoveAsPropertyChangeListener( this, xPropSet );
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xPropSet = NULL; //! release reference
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}
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}
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void SAL_CALL FlushListener::processDictionaryListEvent(
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const DictionaryListEvent& rDicListEvent )
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throw(RuntimeException)
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{
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MutexGuard aGuard( GetLinguMutex() );
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if (rDicListEvent.Source == xDicList)
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{
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sal_Int16 nEvt = rDicListEvent.nCondensedEvent;
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sal_Int16 nFlushFlags =
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DictionaryListEventFlags::ADD_NEG_ENTRY |
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DictionaryListEventFlags::DEL_POS_ENTRY |
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DictionaryListEventFlags::ACTIVATE_NEG_DIC |
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DictionaryListEventFlags::DEACTIVATE_POS_DIC;
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sal_Bool bFlush = 0 != (nEvt & nFlushFlags);
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DBG_ASSERT( pFlushObj, "missing object (NULL pointer)" );
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if (bFlush && pFlushObj != NULL)
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pFlushObj->Flush();
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}
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}
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void SAL_CALL FlushListener::propertyChange(
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const PropertyChangeEvent& rEvt )
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throw(RuntimeException)
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{
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MutexGuard aGuard( GetLinguMutex() );
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if (rEvt.Source == xPropSet)
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{
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sal_Bool bFlush = lcl_IsFlushProperty( rEvt.PropertyHandle );
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DBG_ASSERT( pFlushObj, "missing object (NULL pointer)" );
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if (bFlush && pFlushObj != NULL)
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pFlushObj->Flush();
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}
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}
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SpellCache::SpellCache()
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{
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pFlushLstnr = new FlushListener( this );
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xFlushLstnr = pFlushLstnr;
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Reference<XDictionaryList> aDictionaryList(GetDictionaryList());
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pFlushLstnr->SetDicList( aDictionaryList ); //! after reference is established
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Reference<XPropertySet> aPropertySet(GetLinguProperties());
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pFlushLstnr->SetPropSet( aPropertySet ); //! after reference is established
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}
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SpellCache::~SpellCache()
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{
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Reference<XDictionaryList> aEmptyList;
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Reference<XPropertySet> aEmptySet;
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pFlushLstnr->SetDicList( aEmptyList );
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pFlushLstnr->SetPropSet( aEmptySet );
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}
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void SpellCache::Flush()
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{
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MutexGuard aGuard( GetLinguMutex() );
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// clear word list
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LangWordList_t aEmpty;
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aWordLists.swap( aEmpty );
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}
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bool SpellCache::CheckWord( const OUString& rWord, LanguageType nLang )
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{
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MutexGuard aGuard( GetLinguMutex() );
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WordList_t &rList = aWordLists[ nLang ];
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const WordList_t::const_iterator aIt = rList.find( rWord );
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return aIt != rList.end();
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}
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void SpellCache::AddWord( const OUString& rWord, LanguageType nLang )
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{
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MutexGuard aGuard( GetLinguMutex() );
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WordList_t & rList = aWordLists[ nLang ];
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// occasional clean-up...
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if (rList.size() > 500)
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rList.clear();
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rList.insert( rWord );
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}
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} // namespace linguistic
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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