diff options
Diffstat (limited to 'editeng/source/misc/hangulhanja.cxx')
| -rw-r--r-- | editeng/source/misc/hangulhanja.cxx | 1002 |
1 files changed, 1002 insertions, 0 deletions
diff --git a/editeng/source/misc/hangulhanja.cxx b/editeng/source/misc/hangulhanja.cxx new file mode 100644 index 000000000..186a7ccb2 --- /dev/null +++ b/editeng/source/misc/hangulhanja.cxx @@ -0,0 +1,1002 @@ +/* -*- 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 <editeng/hangulhanja.hxx> +#include <unotools/lingucfg.hxx> +#include <unotools/linguprops.hxx> + +#include <set> +#include <map> +#include <com/sun/star/uno/Sequence.hxx> +#include <com/sun/star/i18n/BreakIterator.hpp> +#include <com/sun/star/i18n/ScriptType.hpp> +#include <com/sun/star/i18n/UnicodeScript.hpp> +#include <com/sun/star/i18n/TextConversion.hpp> +#include <com/sun/star/i18n/XExtendedTextConversion.hpp> +#include <com/sun/star/i18n/TextConversionType.hpp> +#include <com/sun/star/i18n/TextConversionOption.hpp> +#include <vcl/weld.hxx> +#include <unotools/charclass.hxx> +#include <sal/log.hxx> +#include <osl/diagnose.h> +#include <tools/debug.hxx> +#include <tools/diagnose_ex.h> + +#include <editeng/edtdlg.hxx> + +#define HHC HangulHanjaConversion + + +namespace editeng +{ + + + using namespace ::com::sun::star; + using namespace ::com::sun::star::uno; + using namespace ::com::sun::star::i18n; + using namespace ::com::sun::star::i18n::TextConversionOption; + using namespace ::com::sun::star::i18n::TextConversionType; + + class HangulHanjaConversion_Impl + { + private: + typedef std::set<OUString> StringBag; + typedef std::map<OUString, OUString> StringMap; + + private: + StringBag m_sIgnoreList; + StringMap m_aChangeList; + static StringMap m_aRecentlyUsedList; + + // general + VclPtr<AbstractHangulHanjaConversionDialog> + m_pConversionDialog; // the dialog to display for user interaction + weld::Widget* m_pUIParent; // the parent window for any UI we raise + Reference< XComponentContext > + m_xContext; // the service factory to use + Reference< XExtendedTextConversion > + m_xConverter; // the text conversion service + lang::Locale m_aSourceLocale; // the locale we're working with + + // additions for Chinese simplified / traditional conversion + HHC::ConversionType m_eConvType; // conversion type (Hangul/Hanja, simplified/traditional Chinese,...) + LanguageType m_nSourceLang; // just a 'copy' of m_aSourceLocale in order to + // save the applications from always converting to this + // type in their implementations + LanguageType m_nTargetLang; // target language of new replacement text + const vcl::Font* m_pTargetFont; // target font of new replacement text + sal_Int32 m_nConvOptions; // text conversion options (as used by 'getConversions') + bool m_bIsInteractive; // specifies if the conversion requires user interaction + // (and likely a specialised dialog) or if it is to run + // automatically without any user interaction. + // True for Hangul / Hanja conversion + // False for Chinese simplified / traditional conversion + + HangulHanjaConversion* m_pAntiImpl; // our "anti-impl" instance + + // options + bool m_bByCharacter; // are we in "by character" mode currently? + HHC::ConversionFormat m_eConversionFormat; // the current format for the conversion + HHC::ConversionDirection m_ePrimaryConversionDirection; // the primary conversion direction + HHC::ConversionDirection m_eCurrentConversionDirection; // the primary conversion direction + + //options from Hangul/Hanja Options dialog (also saved to configuration) + bool m_bIgnorePostPositionalWord; + bool m_bShowRecentlyUsedFirst; + bool m_bAutoReplaceUnique; + + // state + OUString m_sCurrentPortion; // the text which we are currently working on + LanguageType m_nCurrentPortionLang; // language of m_sCurrentPortion found + sal_Int32 m_nCurrentStartIndex; // the start index within m_sCurrentPortion of the current convertible portion + sal_Int32 m_nCurrentEndIndex; // the end index (excluding) within m_sCurrentPortion of the current convertible portion + sal_Int32 m_nReplacementBaseIndex;// index which ReplaceUnit-calls need to be relative to + sal_Int32 m_nCurrentConversionOption; + sal_Int16 m_nCurrentConversionType; + Sequence< OUString > + m_aCurrentSuggestions; // the suggestions for the current unit + // (means for the text [m_nCurrentStartIndex, m_nCurrentEndIndex) in m_sCurrentPortion) + bool m_bTryBothDirections; // specifies if other conversion directions should be tried when looking for convertible characters + + + public: + HangulHanjaConversion_Impl( + weld::Widget* pUIParent, + const Reference< XComponentContext >& rxContext, + const lang::Locale& _rSourceLocale, + const lang::Locale& _rTargetLocale, + const vcl::Font* _pTargetFont, + sal_Int32 _nConvOptions, + bool _bIsInteractive, + HangulHanjaConversion* _pAntiImpl ); + + public: + void DoDocumentConversion( ); + + bool IsValid() const { return m_xConverter.is(); } + + weld::Widget* GetUIParent() const { return m_pUIParent; } + LanguageType GetSourceLang() const { return m_nSourceLang; } + LanguageType GetTargetLang() const { return m_nTargetLang; } + const vcl::Font * GetTargetFont() const { return m_pTargetFont; } + sal_Int32 GetConvOptions() const { return m_nConvOptions; } + bool IsInteractive() const { return m_bIsInteractive; } + + protected: + void createDialog(); + + /** continue with the conversion, return <TRUE/> if and only if the complete conversion is done + @param _bRepeatCurrentUnit + if <TRUE/>, an implNextConvertible will be called initially to advance to the next convertible. + if <FALSE/>, the method will initially work with the current convertible unit + */ + bool ContinueConversion( bool _bRepeatCurrentUnit ); + + private: + DECL_LINK( OnOptionsChanged, LinkParamNone*, void ); + DECL_LINK( OnIgnore, weld::Button&, void ); + DECL_LINK( OnIgnoreAll, weld::Button&, void ); + DECL_LINK( OnChange, weld::Button&, void ); + DECL_LINK( OnChangeAll, weld::Button&, void ); + DECL_LINK( OnByCharClicked, weld::Toggleable&, void ); + DECL_LINK( OnConversionTypeChanged, weld::Toggleable&, void ); + DECL_LINK( OnFind, weld::Button&, void ); + + /** proceed, after the current convertible has been handled + + <p><b>Attention:</b> + When returning from this method, the dialog may have been deleted!</p> + + @param _bRepeatCurrentUnit + will be passed to the <member>ContinueConversion</member> call + */ + void implProceed( bool _bRepeatCurrentUnit ); + + // change the current convertible, and do _not_ proceed + void implChange( const OUString& _rChangeInto ); + + /** find the next convertible piece of text, with possibly advancing to the next portion + + @see HangulHanjaConversion::GetNextPortion + */ + bool implNextConvertible( bool _bRepeatUnit ); + + /** find the next convertible unit within the current portion + @param _bRepeatUnit + if <TRUE/>, the search will start at the beginning of the current unit, + if <FALSE/>, it will start at the end of the current unit + */ + bool implNextConvertibleUnit( const sal_Int32 _nStartAt ); + + /** retrieves the next portion, with setting the index members properly + @return + <TRUE/> if and only if there is a next portion + */ + bool implRetrieveNextPortion( ); + + /** determine the ConversionDirection for m_sCurrentPortion + @return + <FALSE/> if and only if something went wrong + */ + bool implGetConversionDirectionForCurrentPortion( HHC::ConversionDirection& rDirection ); + + /** member m_aCurrentSuggestions and m_nCurrentEndIndex are updated according to the other settings and current dictionaries + + if _bAllowSearchNextConvertibleText is true _nStartAt is used as starting point to search the next + convertible text portion. This may result in changing of the member m_nCurrentStartIndex additionally. + + @return + <TRUE/> if Suggestions were found + */ + bool implUpdateSuggestions( const bool _bAllowSearchNextConvertibleText=false, const sal_Int32 _nStartAt=-1 ); + + /** reads the options from Hangul/Hanja Options dialog that are saved to configuration + */ + void implReadOptionsFromConfiguration(); + + /** get the string currently considered to be replaced or ignored + */ + OUString GetCurrentUnit() const; + + /** read options from configuration, update suggestion list and dialog content + */ + void implUpdateData(); + + /** get the conversion direction dependent from m_eConvType and m_eCurrentConversionDirection + in case of switching the direction is allowed this can be triggered with parameter bSwitchDirection + */ + sal_Int16 implGetConversionType( bool bSwitchDirection=false ) const; + }; + + HangulHanjaConversion_Impl::StringMap HangulHanjaConversion_Impl::m_aRecentlyUsedList = HangulHanjaConversion_Impl::StringMap(); + + HangulHanjaConversion_Impl::HangulHanjaConversion_Impl( weld::Widget* pUIParent, + const Reference< XComponentContext >& rxContext, + const lang::Locale& _rSourceLocale, + const lang::Locale& _rTargetLocale, + const vcl::Font* _pTargetFont, + sal_Int32 _nOptions, + bool _bIsInteractive, + HangulHanjaConversion* _pAntiImpl ) + : m_pUIParent( pUIParent ) + , m_xContext( rxContext ) + , m_aSourceLocale( _rSourceLocale ) + , m_nSourceLang( LanguageTag::convertToLanguageType( _rSourceLocale ) ) + , m_nTargetLang( LanguageTag::convertToLanguageType( _rTargetLocale ) ) + , m_pTargetFont( _pTargetFont ) + , m_nConvOptions(_nOptions) + , m_bIsInteractive( _bIsInteractive ) + , m_pAntiImpl( _pAntiImpl ) + , m_bByCharacter((_nOptions & CHARACTER_BY_CHARACTER) != 0) + , m_eConversionFormat( HHC::eSimpleConversion) + , m_ePrimaryConversionDirection( HHC::eHangulToHanja) // used for eConvHangulHanja + , m_eCurrentConversionDirection( HHC::eHangulToHanja) // used for eConvHangulHanja + , m_nCurrentPortionLang( LANGUAGE_NONE ) + , m_nCurrentStartIndex( 0 ) + , m_nCurrentEndIndex( 0 ) + , m_nReplacementBaseIndex( 0 ) + , m_nCurrentConversionOption( TextConversionOption::NONE ) + , m_nCurrentConversionType( -1 ) // not yet known + , m_bTryBothDirections( true ) + { + implReadOptionsFromConfiguration(); + + DBG_ASSERT( m_xContext.is(), "HangulHanjaConversion_Impl::HangulHanjaConversion_Impl: no ORB!" ); + + // determine conversion type + if (m_nSourceLang == LANGUAGE_KOREAN && m_nTargetLang == LANGUAGE_KOREAN) + m_eConvType = HHC::eConvHangulHanja; + else if ( (m_nSourceLang == LANGUAGE_CHINESE_TRADITIONAL && m_nTargetLang == LANGUAGE_CHINESE_SIMPLIFIED) || + (m_nSourceLang == LANGUAGE_CHINESE_SIMPLIFIED && m_nTargetLang == LANGUAGE_CHINESE_TRADITIONAL) ) + m_eConvType = HHC::eConvSimplifiedTraditional; + else + { + m_eConvType = HHC::eConvHangulHanja; + OSL_FAIL( "failed to determine conversion type from languages" ); + } + + m_xConverter = TextConversion::create( m_xContext ); + } + + void HangulHanjaConversion_Impl::createDialog() + { + DBG_ASSERT( m_bIsInteractive, "createDialog when the conversion should not be interactive?" ); + if ( !m_bIsInteractive || m_pConversionDialog ) + return; + + EditAbstractDialogFactory* pFact = EditAbstractDialogFactory::Create(); + m_pConversionDialog = pFact->CreateHangulHanjaConversionDialog(m_pUIParent); + + m_pConversionDialog->EnableRubySupport( m_pAntiImpl->HasRubySupport() ); + + m_pConversionDialog->SetByCharacter( m_bByCharacter ); + m_pConversionDialog->SetConversionFormat( m_eConversionFormat ); + m_pConversionDialog->SetConversionDirectionState( m_bTryBothDirections, m_ePrimaryConversionDirection ); + + // the handlers + m_pConversionDialog->SetOptionsChangedHdl( LINK( this, HangulHanjaConversion_Impl, OnOptionsChanged ) ); + m_pConversionDialog->SetIgnoreHdl( LINK( this, HangulHanjaConversion_Impl, OnIgnore ) ); + m_pConversionDialog->SetIgnoreAllHdl( LINK( this, HangulHanjaConversion_Impl, OnIgnoreAll ) ); + m_pConversionDialog->SetChangeHdl( LINK( this, HangulHanjaConversion_Impl, OnChange ) ); + m_pConversionDialog->SetChangeAllHdl( LINK( this, HangulHanjaConversion_Impl, OnChangeAll ) ); + m_pConversionDialog->SetClickByCharacterHdl( LINK( this, HangulHanjaConversion_Impl, OnByCharClicked ) ); + m_pConversionDialog->SetConversionFormatChangedHdl( LINK( this, HangulHanjaConversion_Impl, OnConversionTypeChanged ) ); + m_pConversionDialog->SetFindHdl( LINK( this, HangulHanjaConversion_Impl, OnFind ) ); + } + + sal_Int16 HangulHanjaConversion_Impl::implGetConversionType( bool bSwitchDirection ) const + { + sal_Int16 nConversionType = -1; + if (m_eConvType == HHC::eConvHangulHanja) + nConversionType = ( HHC::eHangulToHanja == m_eCurrentConversionDirection && !bSwitchDirection ) ? TO_HANJA : TO_HANGUL; + else if (m_eConvType == HHC::eConvSimplifiedTraditional) + nConversionType = LANGUAGE_CHINESE_SIMPLIFIED == m_nTargetLang ? TO_SCHINESE : TO_TCHINESE; + DBG_ASSERT( nConversionType != -1, "unexpected conversion type" ); + return nConversionType; + } + + bool HangulHanjaConversion_Impl::implUpdateSuggestions( bool _bAllowSearchNextConvertibleText, const sal_Int32 _nStartAt ) + { + // parameters for the converter + sal_Int32 nStartSearch = m_nCurrentStartIndex; + if( _bAllowSearchNextConvertibleText ) + nStartSearch = _nStartAt; + + sal_Int32 nLength = m_sCurrentPortion.getLength() - nStartSearch; + m_nCurrentConversionType = implGetConversionType(); + m_nCurrentConversionOption = m_bByCharacter ? CHARACTER_BY_CHARACTER : css::i18n::TextConversionOption::NONE; + if( m_bIgnorePostPositionalWord ) + m_nCurrentConversionOption = m_nCurrentConversionOption | IGNORE_POST_POSITIONAL_WORD; + + // no need to check both directions for chinese conversion (saves time) + if (m_eConvType == HHC::eConvSimplifiedTraditional) + m_bTryBothDirections = false; + + bool bFoundAny = true; + try + { + TextConversionResult aResult = m_xConverter->getConversions( + m_sCurrentPortion, + nStartSearch, + nLength, + m_aSourceLocale, + m_nCurrentConversionType, + m_nCurrentConversionOption + ); + const bool bFoundPrimary = aResult.Boundary.startPos < aResult.Boundary.endPos; + bFoundAny = bFoundPrimary; + + if ( m_bTryBothDirections ) + { // see if we find another convertible when assuming the other direction + TextConversionResult aSecondResult = m_xConverter->getConversions( + m_sCurrentPortion, + nStartSearch, + nLength, + m_aSourceLocale, + implGetConversionType( true ), // switched! + m_nCurrentConversionOption + ); + if ( aSecondResult.Boundary.startPos < aSecondResult.Boundary.endPos ) + { // we indeed found such a convertible + + // in case the first attempt (with the original conversion direction) + // didn't find anything + if ( !bFoundPrimary + // or if the second location is _before_ the first one + || ( aSecondResult.Boundary.startPos < aResult.Boundary.startPos ) + ) + { + // then use the second finding + aResult = aSecondResult; + + // our current conversion direction changed now + m_eCurrentConversionDirection = ( HHC::eHangulToHanja == m_eCurrentConversionDirection ) + ? HHC::eHanjaToHangul : HHC::eHangulToHanja; + bFoundAny = true; + } + } + } + + if( _bAllowSearchNextConvertibleText ) + { + //this might change the current position + m_aCurrentSuggestions = aResult.Candidates; + m_nCurrentStartIndex = aResult.Boundary.startPos; + m_nCurrentEndIndex = aResult.Boundary.endPos; + } + else + { + //the change of starting position is not allowed + if( m_nCurrentStartIndex == aResult.Boundary.startPos + && aResult.Boundary.endPos != aResult.Boundary.startPos ) + { + m_aCurrentSuggestions = aResult.Candidates; + m_nCurrentEndIndex = aResult.Boundary.endPos; + } + else + { + m_aCurrentSuggestions.realloc( 0 ); + if( m_sCurrentPortion.getLength() >= m_nCurrentStartIndex+1 ) + m_nCurrentEndIndex = m_nCurrentStartIndex+1; + } + } + + //put recently used string to front: + if( m_bShowRecentlyUsedFirst && m_aCurrentSuggestions.getLength()>1 ) + { + OUString sCurrentUnit( GetCurrentUnit() ); + StringMap::const_iterator aRecentlyUsed = m_aRecentlyUsedList.find( sCurrentUnit ); + bool bUsedBefore = aRecentlyUsed != m_aRecentlyUsedList.end(); + if( bUsedBefore && m_aCurrentSuggestions[0] != aRecentlyUsed->second ) + { + sal_Int32 nCount = m_aCurrentSuggestions.getLength(); + Sequence< OUString > aTmp(nCount); + auto pTmp = aTmp.getArray(); + pTmp[0]=aRecentlyUsed->second; + sal_Int32 nDiff = 1; + for( sal_Int32 n=1; n<nCount; n++)//we had 0 already + { + if( nDiff && m_aCurrentSuggestions[n-nDiff]==aRecentlyUsed->second ) + nDiff=0; + pTmp[n]=m_aCurrentSuggestions[n-nDiff]; + } + m_aCurrentSuggestions = aTmp; + } + } + } + catch( const Exception& ) + { + TOOLS_WARN_EXCEPTION( "editeng", "HangulHanjaConversion_Impl::implNextConvertibleUnit" ); + + //!!! at least we want to move on in the text in order + //!!! to avoid an endless loop... + return false; + } + return bFoundAny; + } + + bool HangulHanjaConversion_Impl::implNextConvertibleUnit( const sal_Int32 _nStartAt ) + { + m_aCurrentSuggestions.realloc( 0 ); + + // ask the TextConversion service for the next convertible piece of text + + // get current values from dialog + if( m_eConvType == HHC::eConvHangulHanja && m_pConversionDialog ) + { + m_bTryBothDirections = m_pConversionDialog->GetUseBothDirections(); + HHC::ConversionDirection eDialogDirection = m_pConversionDialog->GetDirection( HHC::eHangulToHanja ); + + if( !m_bTryBothDirections && eDialogDirection != m_eCurrentConversionDirection ) + { + m_eCurrentConversionDirection = eDialogDirection; + } + + // save currently used value for possible later use + HangulHanjaConversion::m_bTryBothDirectionsSave = m_bTryBothDirections; + HangulHanjaConversion::m_ePrimaryConversionDirectionSave = m_eCurrentConversionDirection; + } + + bool bFoundAny = implUpdateSuggestions( true, _nStartAt ); + + return bFoundAny && + (m_nCurrentStartIndex < m_sCurrentPortion.getLength()); + } + + bool HangulHanjaConversion_Impl::implRetrieveNextPortion( ) + { + const bool bAllowImplicitChanges = m_eConvType == HHC::eConvSimplifiedTraditional; + + m_sCurrentPortion.clear(); + m_nCurrentPortionLang = LANGUAGE_NONE; + m_pAntiImpl->GetNextPortion( m_sCurrentPortion, m_nCurrentPortionLang, bAllowImplicitChanges ); + m_nReplacementBaseIndex = 0; + m_nCurrentStartIndex = m_nCurrentEndIndex = 0; + + bool bRet = !m_sCurrentPortion.isEmpty(); + + if (m_eConvType == HHC::eConvHangulHanja && m_bTryBothDirections) + implGetConversionDirectionForCurrentPortion( m_eCurrentConversionDirection ); + + return bRet; + } + + bool HangulHanjaConversion_Impl::implNextConvertible( bool _bRepeatUnit ) + { + if ( _bRepeatUnit || ( m_nCurrentEndIndex < m_sCurrentPortion.getLength() ) ) + { + if ( implNextConvertibleUnit( + _bRepeatUnit + ? m_nCurrentStartIndex + : m_nCurrentEndIndex + ) ) + return true; + } + + // no convertible text in the current portion anymore + // -> advance to the next portion + do + { + // next portion + if ( implRetrieveNextPortion( ) ) + { // there is a next portion + // -> find the next convertible unit in the current portion + if ( implNextConvertibleUnit( 0 ) ) + return true; + } + } + while ( !m_sCurrentPortion.isEmpty() ); + + // no more portions + return false; + } + + OUString HangulHanjaConversion_Impl::GetCurrentUnit() const + { + DBG_ASSERT( m_nCurrentStartIndex < m_sCurrentPortion.getLength(), + "HangulHanjaConversion_Impl::GetCurrentUnit: invalid index into current portion!" ); + DBG_ASSERT( m_nCurrentEndIndex <= m_sCurrentPortion.getLength(), + "HangulHanjaConversion_Impl::GetCurrentUnit: invalid index into current portion!" ); + DBG_ASSERT( m_nCurrentStartIndex <= m_nCurrentEndIndex, + "HangulHanjaConversion_Impl::GetCurrentUnit: invalid interval!" ); + + OUString sCurrentUnit = m_sCurrentPortion.copy( m_nCurrentStartIndex, m_nCurrentEndIndex - m_nCurrentStartIndex ); + return sCurrentUnit; + } + + bool HangulHanjaConversion_Impl::ContinueConversion( bool _bRepeatCurrentUnit ) + { + while ( implNextConvertible( _bRepeatCurrentUnit ) ) + { + OUString sCurrentUnit( GetCurrentUnit() ); + + // do we need to ignore it? + const bool bAlwaysIgnoreThis = m_sIgnoreList.end() != m_sIgnoreList.find( sCurrentUnit ); + + // do we need to change it? + StringMap::const_iterator aChangeListPos = m_aChangeList.find( sCurrentUnit ); + const bool bAlwaysChangeThis = m_aChangeList.end() != aChangeListPos; + + // do we automatically change this? + const bool bAutoChange = m_bAutoReplaceUnique && m_aCurrentSuggestions.getLength() == 1; + + if (!m_bIsInteractive) + { + // silent conversion (e.g. for simplified/traditional Chinese)... + if(m_aCurrentSuggestions.hasElements()) + implChange( m_aCurrentSuggestions.getConstArray()[0] ); + } + else if (bAutoChange) + { + implChange( m_aCurrentSuggestions.getConstArray()[0] ); + } + else if ( bAlwaysChangeThis ) + { + implChange( aChangeListPos->second ); + } + else if ( !bAlwaysIgnoreThis ) + { + // here we need to ask the user for what to do with the text + // for this, allow derivees to highlight the current text unit in a possible document view + m_pAntiImpl->HandleNewUnit( m_nCurrentStartIndex - m_nReplacementBaseIndex, m_nCurrentEndIndex - m_nReplacementBaseIndex ); + + DBG_ASSERT( m_pConversionDialog, "we should always have a dialog here!" ); + if( m_pConversionDialog ) + m_pConversionDialog->SetCurrentString( sCurrentUnit, m_aCurrentSuggestions ); + + // do not look for the next convertible: We have to wait for the user to interactively + // decide what happens with the current convertible + return false; + } + } + + return true; + } + + bool HangulHanjaConversion_Impl::implGetConversionDirectionForCurrentPortion( HHC::ConversionDirection& rDirection ) + { + // - For eConvHangulHanja the direction is determined by + // the first encountered Korean character. + // - For eConvSimplifiedTraditional the conversion direction + // is already specified by the source language. + + bool bSuccess = true; + + if (m_eConvType == HHC::eConvHangulHanja) + { + bSuccess = false; + try + { + // get the break iterator service + Reference< XBreakIterator > xBreakIter = i18n::BreakIterator::create( m_xContext ); + sal_Int32 nNextAsianScript = xBreakIter->beginOfScript( m_sCurrentPortion, m_nCurrentStartIndex, css::i18n::ScriptType::ASIAN ); + if ( -1 == nNextAsianScript ) + nNextAsianScript = xBreakIter->nextScript( m_sCurrentPortion, m_nCurrentStartIndex, css::i18n::ScriptType::ASIAN ); + if ( ( nNextAsianScript >= m_nCurrentStartIndex ) && ( nNextAsianScript < m_sCurrentPortion.getLength() ) ) + { // found asian text + + // determine if it's Hangul + CharClass aCharClassificaton( m_xContext, LanguageTag( m_aSourceLocale) ); + css::i18n::UnicodeScript nScript = aCharClassificaton.getScript( m_sCurrentPortion, sal::static_int_cast< sal_uInt16 >(nNextAsianScript) ); + if ( ( UnicodeScript_kHangulJamo == nScript ) + || ( UnicodeScript_kHangulCompatibilityJamo == nScript ) + || ( UnicodeScript_kHangulSyllable == nScript ) + ) + { + rDirection = HHC::eHangulToHanja; + } + else + { + rDirection = HHC::eHanjaToHangul; + } + + bSuccess = true; + } + } + catch( const Exception& ) + { + TOOLS_WARN_EXCEPTION( "editeng", "HangulHanjaConversion_Impl::implGetConversionDirectionForCurrentPortion" ); + } + } + + return bSuccess; + } + + void HangulHanjaConversion_Impl::DoDocumentConversion( ) + { + // clear the change-all list - it's to be re-initialized for every single document + StringMap().swap(m_aChangeList); + + // first of all, we need to guess the direction of our conversion - it is determined by the first + // hangul or hanja character in the first text + if ( !implRetrieveNextPortion() ) + { + SAL_INFO( "editeng", "HangulHanjaConversion_Impl::DoDocumentConversion: why did you call me if you do have nothing to convert?" ); + // nothing to do + return; + } + if( m_eConvType == HHC::eConvHangulHanja ) + { + //init conversion direction from saved value + HHC::ConversionDirection eDirection = HHC::eHangulToHanja; + if(!implGetConversionDirectionForCurrentPortion( eDirection )) + // something went wrong, has already been asserted + return; + + if (HangulHanjaConversion::IsUseSavedConversionDirectionState()) + { + m_ePrimaryConversionDirection = HangulHanjaConversion::m_ePrimaryConversionDirectionSave; + m_bTryBothDirections = HangulHanjaConversion::m_bTryBothDirectionsSave; + if( m_bTryBothDirections ) + m_eCurrentConversionDirection = eDirection; + else + m_eCurrentConversionDirection = m_ePrimaryConversionDirection; + } + else + { + m_ePrimaryConversionDirection = eDirection; + m_eCurrentConversionDirection = eDirection; + } + } + + if (m_bIsInteractive && m_eConvType == HHC::eConvHangulHanja) + { + //always open dialog if at least having a hangul or hanja text portion + createDialog(); + if(HangulHanjaConversion::IsUseSavedConversionDirectionState()) + ContinueConversion( false ); + else + implUpdateData(); + m_pConversionDialog->Execute(); + m_pConversionDialog.disposeAndClear(); + } + else + { + const bool bCompletelyDone = ContinueConversion( false ); + DBG_ASSERT( bCompletelyDone, "HangulHanjaConversion_Impl::DoDocumentConversion: ContinueConversion should have returned true here!" ); + } + } + + void HangulHanjaConversion_Impl::implProceed( bool _bRepeatCurrentUnit ) + { + if ( ContinueConversion( _bRepeatCurrentUnit ) ) + { // we're done with the whole document + DBG_ASSERT( !m_bIsInteractive || m_pConversionDialog, "HangulHanjaConversion_Impl::implProceed: we should not reach this here without dialog!" ); + if ( m_pConversionDialog ) + m_pConversionDialog->EndDialog( RET_OK ); + } + } + + void HangulHanjaConversion_Impl::implChange( const OUString& _rChangeInto ) + { + if( _rChangeInto.isEmpty() ) + return; + + // translate the conversion format into a replacement action + // this translation depends on whether we have a Hangul original, or a Hanja original + + HHC::ReplacementAction eAction( HHC::eExchange ); + + if (m_eConvType == HHC::eConvHangulHanja) + { + // is the original we're about to change in Hangul? + const bool bOriginalIsHangul = HHC::eHangulToHanja == m_eCurrentConversionDirection; + + switch ( m_eConversionFormat ) + { + case HHC::eSimpleConversion: eAction = HHC::eExchange; break; + case HHC::eHangulBracketed: eAction = bOriginalIsHangul ? HHC::eOriginalBracketed : HHC::eReplacementBracketed; break; + case HHC::eHanjaBracketed: eAction = bOriginalIsHangul ? HHC::eReplacementBracketed : HHC::eOriginalBracketed; break; + case HHC::eRubyHanjaAbove: eAction = bOriginalIsHangul ? HHC::eReplacementAbove : HHC::eOriginalAbove; break; + case HHC::eRubyHanjaBelow: eAction = bOriginalIsHangul ? HHC::eReplacementBelow : HHC::eOriginalBelow; break; + case HHC::eRubyHangulAbove: eAction = bOriginalIsHangul ? HHC::eOriginalAbove : HHC::eReplacementAbove; break; + case HHC::eRubyHangulBelow: eAction = bOriginalIsHangul ? HHC::eOriginalBelow : HHC::eReplacementBelow; break; + default: + OSL_FAIL( "HangulHanjaConversion_Impl::implChange: invalid/unexpected conversion format!" ); + } + } + + // the proper indices (the wrapper implementation needs indices relative to the + // previous replacement) + DBG_ASSERT( ( m_nReplacementBaseIndex <= m_nCurrentStartIndex ) && ( m_nReplacementBaseIndex <= m_nCurrentEndIndex ), + "HangulHanjaConversion_Impl::implChange: invalid replacement base!" ); + + sal_Int32 nStartIndex = m_nCurrentStartIndex - m_nReplacementBaseIndex; + sal_Int32 nEndIndex = m_nCurrentEndIndex - m_nReplacementBaseIndex; + + //remind this decision + m_aRecentlyUsedList[ GetCurrentUnit() ] = _rChangeInto; + + LanguageType *pNewUnitLang = nullptr; + LanguageType nNewUnitLang = LANGUAGE_NONE; + if (m_eConvType == HHC::eConvSimplifiedTraditional) + { + // check if language needs to be changed + if ( m_pAntiImpl->GetTargetLanguage() == LANGUAGE_CHINESE_TRADITIONAL && + !HangulHanjaConversion::IsTraditional( m_nCurrentPortionLang )) + nNewUnitLang = LANGUAGE_CHINESE_TRADITIONAL; + else if ( m_pAntiImpl->GetTargetLanguage() == LANGUAGE_CHINESE_SIMPLIFIED && + !HangulHanjaConversion::IsSimplified( m_nCurrentPortionLang )) + nNewUnitLang = LANGUAGE_CHINESE_SIMPLIFIED; + if (nNewUnitLang != LANGUAGE_NONE) + pNewUnitLang = &nNewUnitLang; + } + + // according to FT we should not (yet) bother about Hangul/Hanja conversion here + // + // aOffsets is needed in ReplaceUnit below in order to find out + // exactly which characters are really changed in order to keep as much + // from attributation for the text as possible. + Sequence< sal_Int32 > aOffsets; + if (m_eConvType == HHC::eConvSimplifiedTraditional && m_xConverter.is()) + { + try + { + m_xConverter->getConversionWithOffset( + m_sCurrentPortion, + m_nCurrentStartIndex, + m_nCurrentEndIndex - m_nCurrentStartIndex, + m_aSourceLocale, + m_nCurrentConversionType, + m_nCurrentConversionOption, + aOffsets + ); + } + catch( const Exception& ) + { + TOOLS_WARN_EXCEPTION( "editeng", "HangulHanjaConversion_Impl::implChange: caught unexpected exception!" ); + aOffsets.realloc(0); + } + } + + // do the replacement + m_pAntiImpl->ReplaceUnit( nStartIndex, nEndIndex, m_sCurrentPortion, + _rChangeInto, aOffsets, eAction, pNewUnitLang ); + + + // adjust the replacement base + m_nReplacementBaseIndex = m_nCurrentEndIndex; + } + + void HangulHanjaConversion_Impl::implReadOptionsFromConfiguration() + { + SvtLinguConfig aLngCfg; + aLngCfg.GetProperty( UPH_IS_IGNORE_POST_POSITIONAL_WORD ) >>= m_bIgnorePostPositionalWord; + aLngCfg.GetProperty( UPH_IS_SHOW_ENTRIES_RECENTLY_USED_FIRST ) >>= m_bShowRecentlyUsedFirst; + aLngCfg.GetProperty( UPH_IS_AUTO_REPLACE_UNIQUE_ENTRIES ) >>= m_bAutoReplaceUnique; + } + + void HangulHanjaConversion_Impl::implUpdateData() + { + implReadOptionsFromConfiguration(); + implUpdateSuggestions(); + + if(m_pConversionDialog) + { + OUString sCurrentUnit( GetCurrentUnit() ); + + m_pConversionDialog->SetCurrentString( sCurrentUnit, m_aCurrentSuggestions ); + m_pConversionDialog->FocusSuggestion(); + } + + m_pAntiImpl->HandleNewUnit( m_nCurrentStartIndex - m_nReplacementBaseIndex, m_nCurrentEndIndex - m_nReplacementBaseIndex ); + } + + IMPL_LINK_NOARG(HangulHanjaConversion_Impl, OnOptionsChanged, LinkParamNone*, void) + { + //options and dictionaries might have been changed + //-> update our internal settings and the dialog + implUpdateData(); + } + + IMPL_LINK_NOARG(HangulHanjaConversion_Impl, OnIgnore, weld::Button&, void) + { + // simply ignore, and proceed + implProceed( false ); + } + + IMPL_LINK_NOARG(HangulHanjaConversion_Impl, OnIgnoreAll, weld::Button&, void) + { + DBG_ASSERT( m_pConversionDialog, "HangulHanjaConversion_Impl::OnIgnoreAll: no dialog! How this?" ); + + if ( m_pConversionDialog ) + { + OUString sCurrentUnit = m_pConversionDialog->GetCurrentString(); + DBG_ASSERT( m_sIgnoreList.end() == m_sIgnoreList.find( sCurrentUnit ), + "HangulHanjaConversion_Impl, OnIgnoreAll: shouldn't this have been ignored before" ); + + // put into the "ignore all" list + m_sIgnoreList.insert( sCurrentUnit ); + + // and proceed + implProceed( false ); + } + } + + IMPL_LINK_NOARG(HangulHanjaConversion_Impl, OnChange, weld::Button&, void) + { + // change + DBG_ASSERT( m_pConversionDialog, "we should always have a dialog here!" ); + if( m_pConversionDialog ) + implChange( m_pConversionDialog->GetCurrentSuggestion( ) ); + // and proceed + implProceed( false ); + } + + IMPL_LINK_NOARG(HangulHanjaConversion_Impl, OnChangeAll, weld::Button&, void) + { + DBG_ASSERT( m_pConversionDialog, "HangulHanjaConversion_Impl::OnChangeAll: no dialog! How this?" ); + if ( !m_pConversionDialog ) + return; + + OUString sCurrentUnit( m_pConversionDialog->GetCurrentString() ); + OUString sChangeInto( m_pConversionDialog->GetCurrentSuggestion( ) ); + + if( !sChangeInto.isEmpty() ) + { + // change the current occurrence + implChange( sChangeInto ); + + // put into the "change all" list + m_aChangeList.emplace( sCurrentUnit, sChangeInto ); + } + + // and proceed + implProceed( false ); + } + + IMPL_LINK(HangulHanjaConversion_Impl, OnByCharClicked, weld::Toggleable&, rBox, void) + { + m_bByCharacter = rBox.get_active(); + + // continue conversion, without advancing to the next unit, but instead continuing with the current unit + implProceed( true ); + } + + IMPL_LINK_NOARG(HangulHanjaConversion_Impl, OnConversionTypeChanged, weld::Toggleable&, void) + { + DBG_ASSERT( m_pConversionDialog, "we should always have a dialog here!" ); + if( m_pConversionDialog ) + m_eConversionFormat = m_pConversionDialog->GetConversionFormat( ); + } + + IMPL_LINK_NOARG(HangulHanjaConversion_Impl, OnFind, weld::Button&, void) + { + DBG_ASSERT( m_pConversionDialog, "HangulHanjaConversion_Impl::OnFind: where did this come from?" ); + if ( !m_pConversionDialog ) + return; + + try + { + OUString sNewOriginal( m_pConversionDialog->GetCurrentSuggestion( ) ); + Sequence< OUString > aSuggestions; + + DBG_ASSERT( m_xConverter.is(), "HangulHanjaConversion_Impl::OnFind: no converter!" ); + TextConversionResult aToHanja = m_xConverter->getConversions( + sNewOriginal, + 0, sNewOriginal.getLength(), + m_aSourceLocale, + TextConversionType::TO_HANJA, + TextConversionOption::NONE + ); + TextConversionResult aToHangul = m_xConverter->getConversions( + sNewOriginal, + 0, sNewOriginal.getLength(), + m_aSourceLocale, + TextConversionType::TO_HANGUL, + TextConversionOption::NONE + ); + + bool bHaveToHanja = ( aToHanja.Boundary.startPos < aToHanja.Boundary.endPos ); + bool bHaveToHangul = ( aToHangul.Boundary.startPos < aToHangul.Boundary.endPos ); + + TextConversionResult* pResult = nullptr; + if ( bHaveToHanja && bHaveToHangul ) + { // it found convertibles in both directions -> use the first + if ( aToHangul.Boundary.startPos < aToHanja.Boundary.startPos ) + pResult = &aToHangul; + else + pResult = &aToHanja; + } + else if ( bHaveToHanja ) + { // only found toHanja + pResult = &aToHanja; + } + else + { // only found toHangul + pResult = &aToHangul; + } + if ( pResult ) + aSuggestions = pResult->Candidates; + + m_pConversionDialog->SetCurrentString( sNewOriginal, aSuggestions, false ); + m_pConversionDialog->FocusSuggestion(); + } + catch( const Exception& ) + { + TOOLS_WARN_EXCEPTION( "editeng", "HangulHanjaConversion_Impl::OnFind" ); + } + } + + bool HangulHanjaConversion::m_bUseSavedValues = false; + bool HangulHanjaConversion::m_bTryBothDirectionsSave = false; + HHC::ConversionDirection HangulHanjaConversion::m_ePrimaryConversionDirectionSave = HHC::eHangulToHanja; + + HangulHanjaConversion::HangulHanjaConversion( weld::Widget* pUIParent, + const Reference< XComponentContext >& rxContext, + const lang::Locale& _rSourceLocale, const lang::Locale& _rTargetLocale, + const vcl::Font* _pTargetFont, + sal_Int32 _nOptions, bool _bIsInteractive) + :m_pImpl( new HangulHanjaConversion_Impl( pUIParent, rxContext, _rSourceLocale, _rTargetLocale, _pTargetFont, _nOptions, _bIsInteractive, this ) ) + { + } + + HangulHanjaConversion::~HangulHanjaConversion() COVERITY_NOEXCEPT_FALSE + { + } + + void HangulHanjaConversion::SetUseSavedConversionDirectionState( bool bVal ) + { + m_bUseSavedValues = bVal; + } + + bool HangulHanjaConversion::IsUseSavedConversionDirectionState() + { + return m_bUseSavedValues; + } + + weld::Widget* HangulHanjaConversion::GetUIParent() const + { + return m_pImpl->GetUIParent(); + } + + LanguageType HangulHanjaConversion::GetSourceLanguage( ) const + { + return m_pImpl->GetSourceLang(); + } + + LanguageType HangulHanjaConversion::GetTargetLanguage( ) const + { + return m_pImpl->GetTargetLang(); + } + + const vcl::Font * HangulHanjaConversion::GetTargetFont( ) const + { + return m_pImpl->GetTargetFont(); + } + + sal_Int32 HangulHanjaConversion::GetConversionOptions( ) const + { + return m_pImpl->GetConvOptions(); + } + + bool HangulHanjaConversion::IsInteractive( ) const + { + return m_pImpl->IsInteractive(); + } + + void HangulHanjaConversion::ConvertDocument() + { + if ( m_pImpl->IsValid() ) + m_pImpl->DoDocumentConversion( ); + } + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |