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Diffstat (limited to 'linguistic/source/iprcache.cxx')
| -rw-r--r-- | linguistic/source/iprcache.cxx | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/linguistic/source/iprcache.cxx b/linguistic/source/iprcache.cxx new file mode 100644 index 000000000000..bdde4e6851ff --- /dev/null +++ b/linguistic/source/iprcache.cxx @@ -0,0 +1,284 @@ +/************************************************************************* + * + * 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_linguistic.hxx" + +#include <string.h> + +#include "iprcache.hxx" +#include "linguistic/misc.hxx" + +#include <com/sun/star/linguistic2/DictionaryListEventFlags.hpp> +#include <tools/debug.hxx> +#include <osl/mutex.hxx> + +//#define IPR_DEF_CACHE_SIZE 503 +#define IPR_DEF_CACHE_MAX 375 +#define IPR_DEF_CACHE_MAXINPUT 200 + +#ifdef DBG_STATISTIC +#include <tools/stream.hxx> + +//#define IPR_CACHE_SIZE nTblSize +#define IPR_CACHE_MAX nMax +#define IPR_CACHE_MAXINPUT nMaxInput + +#else + +//#define IPR_CACHE_SIZE IPR_DEF_CACHE_SIZE +#define IPR_CACHE_MAX IPR_DEF_CACHE_MAX +#define IPR_CACHE_MAXINPUT IPR_DEF_CACHE_MAXINPUT + +#endif +#include <unotools/processfactory.hxx> + +#include <linguistic/lngprops.hxx> + +using namespace utl; +using namespace osl; +using namespace rtl; +using namespace com::sun::star; +using namespace com::sun::star::beans; +using namespace com::sun::star::lang; +using namespace com::sun::star::uno; +using namespace com::sun::star::linguistic2; + + +namespace linguistic +{ + +/////////////////////////////////////////////////////////////////////////// + +#define NUM_FLUSH_PROPS 6 + +static const struct +{ + const char *pPropName; + sal_Int32 nPropHdl; +} aFlushProperties[ NUM_FLUSH_PROPS ] = +{ + { UPN_IS_USE_DICTIONARY_LIST, UPH_IS_USE_DICTIONARY_LIST }, + { UPN_IS_IGNORE_CONTROL_CHARACTERS, UPH_IS_IGNORE_CONTROL_CHARACTERS }, + { UPN_IS_SPELL_UPPER_CASE, UPH_IS_SPELL_UPPER_CASE }, + { UPN_IS_SPELL_WITH_DIGITS, UPH_IS_SPELL_WITH_DIGITS }, + { UPN_IS_SPELL_CAPITALIZATION, UPH_IS_SPELL_CAPITALIZATION } +}; + + +static void lcl_AddAsPropertyChangeListener( + Reference< XPropertyChangeListener > xListener, + Reference< XPropertySet > &rPropSet ) +{ + if (xListener.is() && rPropSet.is()) + { + for (int i = 0; i < NUM_FLUSH_PROPS; ++i) + { + rPropSet->addPropertyChangeListener( + A2OU(aFlushProperties[i].pPropName), xListener ); + } + } +} + + +static void lcl_RemoveAsPropertyChangeListener( + Reference< XPropertyChangeListener > xListener, + Reference< XPropertySet > &rPropSet ) +{ + if (xListener.is() && rPropSet.is()) + { + for (int i = 0; i < NUM_FLUSH_PROPS; ++i) + { + rPropSet->removePropertyChangeListener( + A2OU(aFlushProperties[i].pPropName), xListener ); + } + } +} + + +static sal_Bool lcl_IsFlushProperty( sal_Int32 nHandle ) +{ + int i; + for (i = 0; i < NUM_FLUSH_PROPS; ++i) + { + if (nHandle == aFlushProperties[i].nPropHdl) + break; + } + return i < NUM_FLUSH_PROPS; +} + + +FlushListener::FlushListener( Flushable *pFO ) +{ + SetFlushObj( pFO ); +} + + +FlushListener::~FlushListener() +{ +} + + +void FlushListener::SetDicList( Reference<XDictionaryList> &rDL ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (xDicList != rDL) + { + if (xDicList.is()) + xDicList->removeDictionaryListEventListener( this ); + + xDicList = rDL; + if (xDicList.is()) + xDicList->addDictionaryListEventListener( this, sal_False ); + } +} + + +void FlushListener::SetPropSet( Reference< XPropertySet > &rPS ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (xPropSet != rPS) + { + if (xPropSet.is()) + lcl_RemoveAsPropertyChangeListener( this, xPropSet ); + + xPropSet = rPS; + if (xPropSet.is()) + lcl_AddAsPropertyChangeListener( this, xPropSet ); + } +} + + +void SAL_CALL FlushListener::disposing( const EventObject& rSource ) + throw(RuntimeException) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (xDicList.is() && rSource.Source == xDicList) + { + xDicList->removeDictionaryListEventListener( this ); + xDicList = NULL; //! release reference + } + if (xPropSet.is() && rSource.Source == xPropSet) + { + lcl_RemoveAsPropertyChangeListener( this, xPropSet ); + xPropSet = NULL; //! release reference + } +} + + +void SAL_CALL FlushListener::processDictionaryListEvent( + const DictionaryListEvent& rDicListEvent ) + throw(RuntimeException) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (rDicListEvent.Source == xDicList) + { + sal_Int16 nEvt = rDicListEvent.nCondensedEvent; + sal_Int16 nFlushFlags = + DictionaryListEventFlags::ADD_NEG_ENTRY | + DictionaryListEventFlags::DEL_POS_ENTRY | + DictionaryListEventFlags::ACTIVATE_NEG_DIC | + DictionaryListEventFlags::DEACTIVATE_POS_DIC; + sal_Bool bFlush = 0 != (nEvt & nFlushFlags); + + DBG_ASSERT( pFlushObj, "missing object (NULL pointer)" ); + if (bFlush && pFlushObj != NULL) + pFlushObj->Flush(); + } +} + + +void SAL_CALL FlushListener::propertyChange( + const PropertyChangeEvent& rEvt ) + throw(RuntimeException) +{ + MutexGuard aGuard( GetLinguMutex() ); + + if (rEvt.Source == xPropSet) + { + sal_Bool bFlush = lcl_IsFlushProperty( rEvt.PropertyHandle ); + + DBG_ASSERT( pFlushObj, "missing object (NULL pointer)" ); + if (bFlush && pFlushObj != NULL) + pFlushObj->Flush(); + } +} + + +/////////////////////////////////////////////////////////////////////////// + +SpellCache::SpellCache() +{ + pFlushLstnr = new FlushListener( this ); + xFlushLstnr = pFlushLstnr; + Reference<XDictionaryList> aDictionaryList(GetDictionaryList()); + pFlushLstnr->SetDicList( aDictionaryList ); //! after reference is established + Reference<XPropertySet> aPropertySet(GetLinguProperties()); + pFlushLstnr->SetPropSet( aPropertySet ); //! after reference is established +} + +SpellCache::~SpellCache() +{ + Reference<XDictionaryList> aEmptyList; + Reference<XPropertySet> aEmptySet; + pFlushLstnr->SetDicList( aEmptyList ); + pFlushLstnr->SetPropSet( aEmptySet ); +} + +void SpellCache::Flush() +{ + MutexGuard aGuard( GetLinguMutex() ); + // clear word list + LangWordList_t aEmpty; + aWordLists.swap( aEmpty ); +} + +bool SpellCache::CheckWord( const OUString& rWord, LanguageType nLang ) +{ + MutexGuard aGuard( GetLinguMutex() ); + WordList_t &rList = aWordLists[ nLang ]; + const WordList_t::const_iterator aIt = rList.find( rWord ); + return aIt != rList.end(); +} + +void SpellCache::AddWord( const OUString& rWord, LanguageType nLang ) +{ + MutexGuard aGuard( GetLinguMutex() ); + WordList_t & rList = aWordLists[ nLang ]; + // occasional clean-up... + if (rList.size() > 500) + rList.clear(); + rList.insert( rWord ); +} +/////////////////////////////////////////////////////////////////////////// + +} // namespace linguistic + |