| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| #include "WordCountDispatch.hxx" |
| #include "defines.hxx" |
| |
| #include <com/sun/star/beans/XPropertySet.hpp> |
| #include <com/sun/star/beans/Pair.hpp> |
| #include <com/sun/star/beans/NamedValue.hpp> |
| #include <com/sun/star/container/XIndexAccess.hpp> |
| #include <com/sun/star/frame/XFrame.hpp> |
| #include <com/sun/star/frame/XDispatchProvider.hpp> |
| #include <com/sun/star/lang/XMultiComponentFactory.hpp> |
| #include <com/sun/star/lang/XServiceInfo.hpp> |
| #include <com/sun/star/text/XTextRangeCompare.hpp> |
| #include <com/sun/star/util/XRefreshable.hpp> |
| #include <com/sun/star/view/XSelectionSupplier.hpp> |
| #include <com/sun/star/i18n/WordType.hpp> |
| |
| #include <rtl/ustrbuf.hxx> |
| #include <rtl/instance.hxx> |
| #include <rtl/ref.hxx> |
| #include <cppuhelper/implbase1.hxx> |
| |
| #include <vector> |
| #include <map> |
| #include <algorithm> |
| #include <set> |
| |
| using namespace framework::statusbar_controller_wordcount; |
| |
| using namespace com::sun::star::awt; |
| using namespace com::sun::star::i18n; |
| using namespace com::sun::star::container; |
| using namespace com::sun::star::lang; |
| using namespace com::sun::star::beans; |
| using namespace com::sun::star::uno; |
| using namespace com::sun::star::text; |
| using namespace com::sun::star::util; |
| using namespace com::sun::star::view; |
| using namespace com::sun::star::frame; |
| |
| using rtl::OUString; |
| using rtl::OUStringBuffer; |
| |
| namespace |
| { |
| static OUString st_OwnCommand = OUSTR_COMMAND_STATUSWORDCOUNT; |
| |
| class AsyncDispatcher : public cppu::WeakImplHelper1< XCallback > |
| { |
| public: |
| AsyncDispatcher() {} |
| ~AsyncDispatcher() {} |
| |
| virtual void SAL_CALL notify( const Any &aData ) |
| throw ( RuntimeException ) |
| { |
| Pair< URL, Reference< XDispatch > > aDispatchInfo; |
| if ( ( aData >>= aDispatchInfo ) && aDispatchInfo.Second.is() ) |
| { |
| try |
| { |
| aDispatchInfo.Second->dispatch( aDispatchInfo.First, |
| Sequence<PropertyValue>( 0 ) ); |
| } |
| catch ( ... ) |
| {} |
| } |
| } |
| }; |
| |
| struct StaticAsyncDispatcher |
| : public rtl::StaticWithInit< rtl::Reference< AsyncDispatcher >, StaticAsyncDispatcher> |
| { |
| rtl::Reference< AsyncDispatcher > |
| operator()() |
| { |
| OSL_TRACE( "sbctlwc: Initializing static AsyncDispatcher" ); |
| return rtl::Reference< AsyncDispatcher >( new AsyncDispatcher() ); |
| } |
| }; |
| |
| template < class REF > |
| void lcl_DisposeAndClear( REF &rUnoRef ) |
| { |
| Reference< XComponent > xComp( rUnoRef, UNO_QUERY ); |
| if ( xComp.is() ) |
| { |
| try |
| { |
| xComp->dispose(); |
| } |
| catch ( ... ) |
| { |
| } |
| } |
| rUnoRef.clear(); |
| } |
| |
| struct DefaultFeatureState |
| : public rtl::StaticWithInit< FeatureStateEvent, DefaultFeatureState > |
| { |
| FeatureStateEvent |
| operator()() |
| { |
| FeatureStateEvent aFeatureState; |
| aFeatureState.IsEnabled = sal_False; |
| aFeatureState.Requery = sal_False; |
| |
| URL aURL; |
| aURL.Complete = st_OwnCommand; |
| aFeatureState.FeatureURL = aURL; |
| |
| Any aVal; |
| aVal <<= sal_uInt32( 0 ); |
| Sequence< NamedValue > aArgs( 2 ); |
| aArgs[0].Name = C2U( "WordCount" ); |
| aArgs[0].Value = aVal; |
| aArgs[1].Name = C2U( "Selection" ); |
| aArgs[1].Value = aVal; |
| aFeatureState.State <<= aArgs; |
| |
| return aFeatureState; |
| } |
| }; |
| |
| typedef std::set< OUString > SupportedModulesSet; |
| |
| struct SupportedModulesInit |
| { |
| SupportedModulesSet * |
| operator()() |
| { |
| static SupportedModulesSet aSupportedModules; |
| lcl_InitSet( aSupportedModules ); |
| return &aSupportedModules; |
| } |
| private: |
| void lcl_InitSet( SupportedModulesSet &aSet ) |
| { |
| // TODO add all text document services |
| aSet.insert( C2U( STR_MODULE_TEXTDOCUMENT ) ); |
| } |
| }; |
| |
| struct SupportedModules |
| : public rtl::StaticAggregate< SupportedModulesSet, SupportedModulesInit > {}; |
| } |
| |
| WordCountDispatch::WordCountDispatch( |
| const Reference< XComponentContext > &rxContext, |
| const Reference< XFrame > &rxFrame, |
| const OUString &rModuleIdentifier ) |
| : BaseDispatch( rxContext, rxFrame, rModuleIdentifier ) |
| , m_aCommand( st_OwnCommand ) |
| , m_bIsModified( false ) |
| , m_bInGetStatus( false ) |
| , m_xBreakIterator() |
| , m_xRequestCallback() |
| { |
| OSL_TRACE( "sbctlwc::WordCountDispatch::WordCountDispatch" ); |
| try |
| { |
| m_xURLTransformer.set( |
| m_xContext->getServiceManager()->createInstanceWithContext( |
| OUSTR_SERVICENAME_URLTRANSFORMER, m_xContext ), |
| UNO_QUERY_THROW ); |
| |
| m_xBreakIterator.set( |
| m_xContext->getServiceManager()->createInstanceWithContext( |
| OUSTR_SERVICENAME_BREAKITERATOR, m_xContext ), |
| UNO_QUERY_THROW ); |
| |
| m_xRequestCallback.set( |
| m_xContext->getServiceManager()->createInstanceWithContext( |
| OUSTR_SERVICENAME_CALLBACK, m_xContext ), |
| UNO_QUERY_THROW ); |
| |
| Reference< XController > xController( m_xFrame->getController() ); |
| m_xSelectionSupplier.set( xController, UNO_QUERY_THROW ); |
| if ( m_xSelectionSupplier.is() ) |
| m_xSelectionSupplier->addSelectionChangeListener( this ); |
| |
| m_xModifiable.set( xController->getModel(), UNO_QUERY_THROW ); |
| Reference< XModifyBroadcaster > xBroadcaster( m_xModifiable, UNO_QUERY_THROW ); |
| if ( xBroadcaster.is() ) |
| xBroadcaster->addModifyListener( this ); |
| |
| static bool bURLParsed = false; |
| if ( !bURLParsed ) |
| { |
| FeatureStateEvent &aFeatureState = DefaultFeatureState::get(); |
| m_xURLTransformer->parseStrict( aFeatureState.FeatureURL ); |
| bURLParsed = true; |
| } |
| } |
| catch ( ... ) |
| { |
| } |
| } |
| |
| WordCountDispatch::~WordCountDispatch( ) |
| { |
| OSL_TRACE( "sbctlwc::WordCountDispatch::~WordCountDispatch" ); |
| } |
| |
| Reference< XDispatch > |
| WordCountDispatch::Create( |
| const Reference< XComponentContext > &rxContext, |
| const Reference< XFrame > &rxFrame, |
| const OUString &rModuleIdentifier ) |
| { |
| OSL_TRACE( "sbctlwc::WordCountDispatch::Create" ); |
| return Reference< XDispatch > ( |
| static_cast< cppu::OWeakObject * >( |
| new WordCountDispatch( rxContext, rxFrame, rModuleIdentifier ) ), |
| UNO_QUERY ); |
| } |
| |
| bool WordCountDispatch::SupportsURL( |
| const URL &aURL, |
| const OUString &rModuleIdentifier ) |
| { |
| const SupportedModulesSet &aModules = *SupportedModules::get(); |
| return aModules.find( rModuleIdentifier ) != aModules.end() |
| && aURL.Complete.equals( st_OwnCommand ); |
| } |
| |
| void SAL_CALL |
| WordCountDispatch::disposing( ) |
| { |
| OSL_TRACE( "sbctlwc::WordCountDispatch::disposing" ); |
| osl::ClearableMutexGuard aGuard( m_aMutex ); |
| // When the dispatch pool disposes us, stop listening |
| // otherwise the model will keep us alive |
| if ( m_xModifiable.is() ) |
| { |
| m_xModifiable->removeModifyListener( this ); |
| m_xModifiable.clear(); |
| } |
| |
| if ( m_xSelectionSupplier.is() ) |
| { |
| m_xSelectionSupplier->removeSelectionChangeListener( this ); |
| m_xModifiable.clear(); |
| } |
| |
| m_xBreakIterator.clear(); |
| m_xFrame.clear(); |
| lcl_DisposeAndClear( m_xRequestCallback ); |
| lcl_DisposeAndClear( m_xURLTransformer ); |
| |
| aGuard.clear(); |
| |
| BaseDispatch::disposing( ); |
| } |
| |
| |
| void SAL_CALL WordCountDispatch::modified( |
| const EventObject &aEvent ) |
| throw ( RuntimeException ) |
| { |
| OSL_TRACE( "sbctlwc::WordCountDispatch::modified" ); |
| // prevent endless loop: |
| // getting the document word count triggers a document modified event |
| if ( m_bInGetStatus ) |
| return; |
| |
| Reference< XModifiable > xModifiable( aEvent.Source, UNO_QUERY ); |
| if ( xModifiable.is() ) |
| { |
| bool bModified; |
| osl::ClearableMutexGuard aLock( m_aMutex ); |
| m_bIsModified = bModified = xModifiable->isModified(); |
| aLock.clear( ); |
| |
| if ( bModified ) |
| BaseDispatch::modified( aEvent ); |
| } |
| } |
| |
| |
| void SAL_CALL WordCountDispatch::selectionChanged( |
| const EventObject &aEvent ) |
| throw ( RuntimeException ) |
| { |
| OSL_TRACE( "sbctlwc::WordCountDispatch::selectionChanged" ); |
| if ( m_bInGetStatus ) |
| return; |
| |
| BaseDispatch::selectionChanged( aEvent ); |
| } |
| |
| |
| void SAL_CALL WordCountDispatch::disposing( |
| const EventObject &aEvent ) |
| throw ( RuntimeException ) |
| { |
| OSL_TRACE( "sbctlwc::WordCountDispatch::disposing(aEvent)" ); |
| Reference< XModifiable > xModifiable( aEvent.Source, UNO_QUERY ); |
| if ( xModifiable.is() && xModifiable == m_xModifiable ) |
| { |
| OSL_TRACE( "disposing XModel" ); |
| m_xModifiable->removeModifyListener( this ); |
| m_xModifiable.clear(); |
| return; |
| } |
| |
| Reference< XSelectionSupplier > xSelectionSupplier( aEvent.Source, UNO_QUERY ); |
| if ( xSelectionSupplier.is() && xSelectionSupplier == m_xSelectionSupplier ) |
| { |
| OSL_TRACE( "disposing XController" ); |
| m_xSelectionSupplier->removeSelectionChangeListener( this ); |
| m_xSelectionSupplier.clear(); |
| } |
| } |
| |
| |
| void |
| WordCountDispatch::ExecuteCommand( |
| const URL &rURL, |
| const Sequence< PropertyValue > &/*lArguments*/ ) |
| { |
| OSL_TRACE( "sbctlwc::WordCountDispatch::ExecuteCommand" ); |
| if ( rURL.Complete.equals( st_OwnCommand ) ) |
| ShowWordCountDialog(); |
| } |
| |
| FeatureStateEvent |
| WordCountDispatch::GetState( const URL &rURL ) |
| { |
| OSL_TRACE( "sbctlwc::WordCountDispatch::GetState" ); |
| FeatureStateEvent aEvent = DefaultFeatureState::get(); |
| aEvent.Source = Reference<XDispatch > ( this ); |
| |
| osl::MutexGuard aGuard( m_aMutex ); |
| |
| // prevent endless loop: |
| // getting the document word count triggers a document modified event |
| m_bInGetStatus = true; |
| try |
| { |
| if ( rURL.Complete.equals( GetCommand() ) ) |
| { |
| sal_Int32 nWordCount( 0 ); |
| sal_Int32 nSelWords( 0 ); |
| |
| Reference< XController> xController = m_xFrame->getController( ); |
| Reference<XSelectionSupplier> xSelSuppl( xController, UNO_QUERY ); |
| Any aSelection; |
| const bool bHasSelection = xSelSuppl.is() && ( aSelection = xSelSuppl->getSelection() ).hasValue(); |
| |
| Reference< XModel > xModel( xController->getModel( ) ); |
| Reference< XPropertySet> xDocPropSet( xModel, UNO_QUERY ); |
| Reference< XModifiable > xModifiable( xModel, UNO_QUERY ); |
| |
| // WARNING: this will trigger a document modified event |
| xDocPropSet->getPropertyValue( C2U( "WordCount" ) ) >>= nWordCount; |
| |
| if ( bHasSelection ) |
| { |
| Reference< XServiceInfo > xServiceInfo( aSelection, UNO_QUERY ); |
| if ( xServiceInfo.is( ) && xServiceInfo->supportsService( C2U( "com.sun.star.text.TextRanges" ) ) ) |
| { |
| Reference< XIndexAccess > xIndexAccess( xServiceInfo, UNO_QUERY ); |
| for ( sal_Int32 n = 0; n < xIndexAccess->getCount( ); n++ ) |
| { |
| try |
| { |
| OUString sText; |
| Reference< XTextRange > xTextRange( xIndexAccess->getByIndex( n ), UNO_QUERY ); |
| Reference< XTextRangeCompare > xRangeCompare( xTextRange->getText(), UNO_QUERY ); |
| if ( xRangeCompare->compareRegionStarts( xTextRange->getStart(), xTextRange->getEnd() ) == 0 |
| || ( sText = xTextRange->getString() ).getLength() == 0 ) |
| continue; |
| // TODO the text range has a Locale in CharLocale |
| // *if* all the text range has the same Locale, of course |
| // Use this Locale with the BreakIterator |
| nSelWords += CountWords( sText ); |
| } |
| catch ( ... ) |
| {} |
| } |
| } |
| } |
| |
| Sequence< NamedValue > aArgs; |
| aEvent.State >>= aArgs; |
| aArgs[0].Value <<= sal_uInt32( nWordCount ); |
| aArgs[1].Value <<= sal_uInt32( nSelWords ); |
| aEvent.State <<= aArgs; |
| |
| aEvent.IsEnabled = sal_True; |
| |
| // needed because the controller may die |
| // for example, switching to Preview creates a new view/controller |
| if ( !m_xSelectionSupplier.is( ) ) |
| { |
| m_xSelectionSupplier.set( xSelSuppl ); |
| if ( m_xSelectionSupplier.is( ) ) |
| m_xSelectionSupplier->addSelectionChangeListener( this ); |
| } |
| |
| // this seems not really needed: we live as the model lives |
| if ( !m_xModifiable.is( ) ) |
| { |
| m_xModifiable.set( xModifiable ); |
| Reference< XModifyBroadcaster > xBroadcaster( m_xModifiable, UNO_QUERY ); |
| if ( xBroadcaster.is( ) ) |
| xBroadcaster->addModifyListener( this ); |
| } |
| } |
| } |
| catch ( ... ) |
| { |
| } |
| |
| m_bInGetStatus = false; |
| |
| return aEvent; |
| } |
| |
| sal_Int32 |
| WordCountDispatch::CountWords( const OUString &sText ) |
| { |
| sal_Int32 nWords( 1 ); |
| sal_Int32 nStartPos( 1 ); |
| Locale aLocale; |
| |
| Boundary aNext = m_xBreakIterator->nextWord( |
| sText, |
| nStartPos, |
| aLocale, |
| WordType::WORD_COUNT ); |
| while ( aNext.startPos != aNext.endPos ) |
| { |
| nWords++; |
| nStartPos = aNext.startPos; |
| aNext = m_xBreakIterator->nextWord( sText, |
| nStartPos, |
| aLocale, |
| WordType::WORD_COUNT ); |
| } |
| return nWords; |
| } |
| |
| void |
| WordCountDispatch::ShowWordCountDialog() const |
| { |
| Reference< XURLTransformer > xURLParser; |
| Reference< XFrame > xFrame; |
| Reference< XRequestCallback > xRequestCallback; |
| |
| osl::ClearableMutexGuard aLock( m_aMutex ); |
| xURLParser = m_xURLTransformer; |
| xFrame = m_xFrame; |
| xRequestCallback = m_xRequestCallback; |
| aLock.clear( ); |
| |
| try |
| { |
| URL aCommand; |
| aCommand.Complete = OUSTR_COMMAND_UNO_WORDCOUNTDLG; |
| xURLParser->parseStrict( aCommand ); |
| |
| Reference< XDispatchProvider > xProvider( xFrame, UNO_QUERY ); |
| Reference< XDispatch > xDispatch = xProvider->queryDispatch( aCommand, C2U( "_self" ), 0 ); |
| if ( xRequestCallback.is() && xDispatch.is() ) |
| { |
| xRequestCallback->addCallback( |
| StaticAsyncDispatcher::get().get(), |
| makeAny( Pair< URL, Reference< XDispatch > >( aCommand, xDispatch ) ) ); |
| } |
| } |
| catch ( ... ) |
| { |
| } |
| } |
