1
0
Fork 0
libreoffice/sw/source/uibase/lingu/hhcwrp.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

679 lines
24 KiB
C++

/* -*- 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 <hintids.hxx>
#include <view.hxx>
#include <wrtsh.hxx>
#include <swundo.hxx>
#include <splargs.hxx>
#include <editeng/langitem.hxx>
#include <editeng/fontitem.hxx>
#include <rtl/ustring.hxx>
#include <com/sun/star/text/RubyAdjust.hpp>
#include <com/sun/star/i18n/XBreakIterator.hpp>
#include <osl/diagnose.h>
#include <hhcwrp.hxx>
#include "sdrhhcwrap.hxx"
#include <doc.hxx>
#include <docsh.hxx>
#include <mdiexp.hxx>
#include <edtwin.hxx>
#include <contentindex.hxx>
#include <pam.hxx>
#include <swcrsr.hxx>
#include <ndtxt.hxx>
#include <fmtruby.hxx>
#include <breakit.hxx>
using namespace ::com::sun::star;
using namespace ::com::sun::star::text;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::i18n;
// Description: Turn off frame/object shell if applicable
static void lcl_ActivateTextShell( SwWrtShell & rWrtSh )
{
if( rWrtSh.IsSelFrameMode() || rWrtSh.IsObjSelected() )
rWrtSh.EnterStdMode();
}
namespace {
class SwKeepConversionDirectionStateContext
{
public:
SwKeepConversionDirectionStateContext()
{
//!! hack to transport the current conversion direction state settings
//!! into the next incarnation that iterates over the drawing objects
//!! ( see SwHHCWrapper::~SwHHCWrapper() )
editeng::HangulHanjaConversion::SetUseSavedConversionDirectionState( true );
}
~SwKeepConversionDirectionStateContext()
{
editeng::HangulHanjaConversion::SetUseSavedConversionDirectionState( false );
}
};
}
SwHHCWrapper::SwHHCWrapper(
SwView* pSwView,
const uno::Reference< uno::XComponentContext >& rxContext,
LanguageType nSourceLanguage,
LanguageType nTargetLanguage,
const vcl::Font *pTargetFont,
sal_Int32 nConvOptions,
bool bIsInteractive,
bool bStart, bool bOther, bool bSelection )
: editeng::HangulHanjaConversion(pSwView->GetEditWin().GetFrameWeld(), rxContext,
LanguageTag::convertToLocale( nSourceLanguage ),
LanguageTag::convertToLocale( nTargetLanguage ),
pTargetFont,
nConvOptions,
bIsInteractive )
, m_pView( pSwView )
, m_rWrtShell( pSwView->GetWrtShell() )
, m_nLastPos( 0 )
, m_nUnitOffset( 0 )
, m_nPageCount( 0 )
, m_nPageStart( 0 )
, m_bIsDrawObj( false )
, m_bIsOtherContent( bOther )
, m_bStartChk( bOther )
, m_bIsSelection( bSelection )
, m_bStartDone( bOther || bStart )
, m_bEndDone( false )
{
}
SwHHCWrapper::~SwHHCWrapper() COVERITY_NOEXCEPT_FALSE
{
m_pConvArgs.reset();
SwViewShell::SetCareDialog(nullptr);
// check for existence of a draw view which means that there are
// (or previously were) draw objects present in the document.
// I.e. we like to check those too.
if ( m_bIsDrawObj /*&& bLastRet*/ && m_pView->GetWrtShell().HasDrawView() )
{
vcl::Cursor *pSave = m_pView->GetWindow()->GetCursor();
{
SwKeepConversionDirectionStateContext aContext;
SdrHHCWrapper aSdrConvWrap( m_pView, GetSourceLanguage(),
GetTargetLanguage(), GetTargetFont(),
GetConversionOptions(), IsInteractive() );
aSdrConvWrap.StartTextConversion();
}
m_pView->GetWindow()->SetCursor( pSave );
}
if( m_nPageCount )
::EndProgress( m_pView->GetDocShell() );
// finally for chinese translation we need to change the documents
// default language and font to the new ones to be used.
LanguageType nTargetLang = GetTargetLanguage();
if (!IsChinese( nTargetLang ))
return;
SwDoc *pDoc = m_pView->GetDocShell()->GetDoc();
//!! Note: This also effects the default language of text boxes (EditEngine/EditView) !!
pDoc->SetDefault( SvxLanguageItem( nTargetLang, RES_CHRATR_CJK_LANGUAGE ) );
const vcl::Font *pFont = GetTargetFont();
if (pFont)
{
SvxFontItem aFontItem( pFont->GetFamilyType(), pFont->GetFamilyName(),
pFont->GetStyleName(), pFont->GetPitch(),
pFont->GetCharSet(), RES_CHRATR_CJK_FONT );
pDoc->SetDefault( aFontItem );
}
}
void SwHHCWrapper::GetNextPortion(
OUString& rNextPortion,
LanguageType& rLangOfPortion,
bool bAllowChanges )
{
m_pConvArgs->bAllowImplicitChangesForNotConvertibleText = bAllowChanges;
FindConvText_impl();
rNextPortion = m_pConvArgs->aConvText;
rLangOfPortion = m_pConvArgs->nConvTextLang;
m_nUnitOffset = 0;
// build last pos from currently selected text
SwPaM* pCursor = m_rWrtShell.GetCursor();
m_nLastPos = pCursor->Start()->GetContentIndex();
}
void SwHHCWrapper::SelectNewUnit_impl( sal_Int32 nUnitStart, sal_Int32 nUnitEnd )
{
SwPaM *pCursor = m_rWrtShell.GetCursor();
pCursor->GetPoint()->SetContent( m_nLastPos );
pCursor->DeleteMark();
m_rWrtShell.Right( SwCursorSkipMode::Chars, /*bExpand*/ false,
o3tl::narrowing<sal_uInt16>(m_nUnitOffset + nUnitStart), true );
pCursor->SetMark();
m_rWrtShell.Right( SwCursorSkipMode::Chars, /*bExpand*/ true,
o3tl::narrowing<sal_uInt16>(nUnitEnd - nUnitStart), true );
// end selection now. Otherwise SHIFT+HOME (extending the selection)
// won't work when the dialog is closed without any replacement.
// (see #116346#)
m_rWrtShell.EndSelect();
}
void SwHHCWrapper::HandleNewUnit(
const sal_Int32 nUnitStart, const sal_Int32 nUnitEnd )
{
OSL_ENSURE( nUnitStart >= 0 && nUnitEnd >= nUnitStart, "wrong arguments" );
if (0 > nUnitStart || nUnitStart > nUnitEnd)
return;
lcl_ActivateTextShell( m_rWrtShell );
m_rWrtShell.StartAllAction();
// select current unit
SelectNewUnit_impl( nUnitStart, nUnitEnd );
m_rWrtShell.EndAllAction();
}
void SwHHCWrapper::ChangeText( const OUString &rNewText,
std::u16string_view aOrigText,
const uno::Sequence< sal_Int32 > *pOffsets,
SwPaM *pCursor )
{
//!! please see also TextConvWrapper::ChangeText with is a modified
//!! copy of this code
OSL_ENSURE( !rNewText.isEmpty(), "unexpected empty string" );
if (rNewText.isEmpty())
return;
if (pOffsets && pCursor) // try to keep as much attributation as possible ?
{
// remember cursor start position for later setting of the cursor
const SwPosition *pStart = pCursor->Start();
const sal_Int32 nStartIndex = pStart->GetContentIndex();
SwTextNode *pStartTextNode = pStart->GetNode().GetTextNode();
const sal_Int32 nIndices = pOffsets->getLength();
const sal_Int32 *pIndices = pOffsets->getConstArray();
sal_Int32 nConvTextLen = rNewText.getLength();
sal_Int32 nPos = 0;
sal_Int32 nChgPos = -1;
sal_Int32 nChgLen = 0;
sal_Int32 nConvChgPos = -1;
sal_Int32 nConvChgLen = 0;
// offset to calculate the position in the text taking into
// account that text may have been replaced with new text of
// different length. Negative values allowed!
tools::Long nCorrectionOffset = 0;
OSL_ENSURE(nIndices == 0 || nIndices == nConvTextLen,
"mismatch between string length and sequence length!" );
// find all substrings that need to be replaced (and only those)
while (true)
{
// get index in original text that matches nPos in new text
sal_Int32 nIndex;
if (nPos < nConvTextLen)
nIndex = nPos < nIndices ? pIndices[nPos] : nPos;
else
{
nPos = nConvTextLen;
nIndex = aOrigText.size();
}
if (nPos == nConvTextLen || /* end of string also terminates non-matching char sequence */
aOrigText[nIndex] == rNewText[nPos])
{
// substring that needs to be replaced found?
if (nChgPos != -1 && nConvChgPos != -1)
{
nChgLen = nIndex - nChgPos;
nConvChgLen = nPos - nConvChgPos;
OUString aInNew( rNewText.copy( nConvChgPos, nConvChgLen ) );
// set selection to sub string to be replaced in original text
sal_Int32 nChgInNodeStartIndex = nStartIndex + nCorrectionOffset + nChgPos;
OSL_ENSURE( m_rWrtShell.GetCursor()->HasMark(), "cursor misplaced (nothing selected)" );
m_rWrtShell.GetCursor()->GetMark()->Assign( *pStartTextNode, nChgInNodeStartIndex );
m_rWrtShell.GetCursor()->GetPoint()->Assign( *pStartTextNode, nChgInNodeStartIndex + nChgLen );
// replace selected sub string with the corresponding
// sub string from the new text while keeping as
// much from the attributes as possible
ChangeText_impl( aInNew, true );
nCorrectionOffset += nConvChgLen - nChgLen;
nChgPos = -1;
nConvChgPos = -1;
}
}
else
{
// begin of non-matching char sequence found ?
if (nChgPos == -1 && nConvChgPos == -1)
{
nChgPos = nIndex;
nConvChgPos = nPos;
}
}
if (nPos >= nConvTextLen)
break;
++nPos;
}
// set cursor to the end of all the new text
// (as it would happen after ChangeText_impl (Delete and Insert)
// of the whole text in the 'else' branch below)
m_rWrtShell.ClearMark();
m_rWrtShell.GetCursor()->Start()->Assign( *pStartTextNode, nStartIndex + nConvTextLen );
}
else
{
ChangeText_impl( rNewText, false );
}
}
void SwHHCWrapper::ChangeText_impl( const OUString &rNewText, bool bKeepAttributes )
{
if (bKeepAttributes)
{
// get item set with all relevant attributes
SfxItemSetFixed<RES_CHRATR_BEGIN, RES_FRMATR_END> aItemSet( m_rWrtShell.GetAttrPool() );
// get all attributes spanning the whole selection in order to
// restore those for the new text
m_rWrtShell.GetCurAttr( aItemSet );
m_rWrtShell.Delete(true);
m_rWrtShell.Insert( rNewText );
// select new inserted text (currently the Point is right after the new text)
if (!m_rWrtShell.GetCursor()->HasMark())
m_rWrtShell.GetCursor()->SetMark();
SwPosition *pMark = m_rWrtShell.GetCursor()->GetMark();
pMark->SetContent( pMark->GetContentIndex() - rNewText.getLength() );
// since 'SetAttr' below functions like merging with the attributes
// from the itemset with any existing ones we have to get rid of all
// all attributes now. (Those attributes that may take effect left
// to the position where the new text gets inserted after the old text
// was deleted)
m_rWrtShell.ResetAttr();
// apply previously saved attributes to new text
m_rWrtShell.SetAttrSet( aItemSet );
}
else
{
m_rWrtShell.Delete(true);
m_rWrtShell.Insert( rNewText );
}
}
void SwHHCWrapper::ReplaceUnit(
const sal_Int32 nUnitStart, const sal_Int32 nUnitEnd,
const OUString& rOrigText,
const OUString& rReplaceWith,
const uno::Sequence< sal_Int32 > &rOffsets,
ReplacementAction eAction,
LanguageType *pNewUnitLanguage )
{
OSL_ENSURE( nUnitStart >= 0 && nUnitEnd >= nUnitStart, "wrong arguments" );
if (nUnitStart < 0 || nUnitEnd < nUnitStart)
return;
lcl_ActivateTextShell( m_rWrtShell );
// replace the current word
m_rWrtShell.StartAllAction();
// select current unit
SelectNewUnit_impl( nUnitStart, nUnitEnd );
OUString aOrigText( m_rWrtShell.GetSelText() );
OUString aNewText( rReplaceWith );
OSL_ENSURE( aOrigText == rOrigText, "!! text mismatch !!" );
std::unique_ptr<SwFormatRuby> pRuby;
bool bRubyBelow = false;
OUString aNewOrigText;
switch (eAction)
{
case eExchange :
break;
case eReplacementBracketed :
{
aNewText = aOrigText + "(" + rReplaceWith + ")";
}
break;
case eOriginalBracketed :
{
aNewText = rReplaceWith + "(" + aOrigText + ")";
}
break;
case eReplacementAbove :
{
pRuby.reset(new SwFormatRuby( rReplaceWith ));
}
break;
case eOriginalAbove :
{
pRuby.reset(new SwFormatRuby( aOrigText ));
aNewOrigText = rReplaceWith;
}
break;
case eReplacementBelow :
{
pRuby.reset(new SwFormatRuby( rReplaceWith ));
bRubyBelow = true;
}
break;
case eOriginalBelow :
{
pRuby.reset(new SwFormatRuby( aOrigText ));
aNewOrigText = rReplaceWith;
bRubyBelow = true;
}
break;
default:
OSL_FAIL("unexpected case" );
}
m_nUnitOffset += nUnitStart + aNewText.getLength();
if (pRuby)
{
m_rWrtShell.StartUndo( SwUndoId::SETRUBYATTR );
if (!aNewOrigText.isEmpty())
{
// according to FT we currently should not bother about keeping
// attributes in Hangul/Hanja conversion
ChangeText( aNewOrigText, rOrigText, nullptr, nullptr );
//!! since Delete, Insert in 'ChangeText' do not set the WrtShells
//!! bInSelect flag
//!! back to false we do it now manually in order for the selection
//!! to be done properly in the following call to Left.
// We didn't fix it in Delete and Insert since it is currently
// unclear if someone depends on this incorrect behaviour
// of the flag.
m_rWrtShell.EndSelect();
m_rWrtShell.Left( SwCursorSkipMode::Chars, true, aNewOrigText.getLength(), true, true );
}
pRuby->SetPosition( o3tl::narrowing<sal_uInt16>(bRubyBelow) );
pRuby->SetAdjustment( RubyAdjust_CENTER );
m_rWrtShell.SetAttrItem(*pRuby);
pRuby.reset();
m_rWrtShell.EndUndo( SwUndoId::SETRUBYATTR );
}
else
{
m_rWrtShell.StartUndo( SwUndoId::OVERWRITE );
// according to FT we should currently not bother about keeping
// attributes in Hangul/Hanja conversion and leave that untouched.
// Thus we do this only for Chinese translation...
const bool bIsChineseConversion = IsChinese( GetSourceLanguage() );
if (bIsChineseConversion)
ChangeText( aNewText, rOrigText, &rOffsets, m_rWrtShell.GetCursor() );
else
ChangeText( aNewText, rOrigText, nullptr, nullptr );
// change language and font if necessary
if (bIsChineseConversion)
{
m_rWrtShell.SetMark();
m_rWrtShell.GetCursor()->GetMark()->AdjustContent( -aNewText.getLength() );
OSL_ENSURE( GetTargetLanguage() == LANGUAGE_CHINESE_SIMPLIFIED || GetTargetLanguage() == LANGUAGE_CHINESE_TRADITIONAL,
"SwHHCWrapper::ReplaceUnit : unexpected target language" );
SfxItemSetFixed<
RES_CHRATR_CJK_FONT, RES_CHRATR_CJK_FONT,
RES_CHRATR_CJK_LANGUAGE, RES_CHRATR_CJK_LANGUAGE>
aSet( m_rWrtShell.GetAttrPool() );
if (pNewUnitLanguage)
{
aSet.Put( SvxLanguageItem( *pNewUnitLanguage, RES_CHRATR_CJK_LANGUAGE ) );
}
const vcl::Font *pTargetFont = GetTargetFont();
OSL_ENSURE( pTargetFont, "target font missing?" );
if (pTargetFont && pNewUnitLanguage)
{
SvxFontItem aFontItem( aSet.Get( RES_CHRATR_CJK_FONT ) );
aFontItem.SetFamilyName( pTargetFont->GetFamilyName());
aFontItem.SetFamily( pTargetFont->GetFamilyType());
aFontItem.SetStyleName( pTargetFont->GetStyleName());
aFontItem.SetPitch( pTargetFont->GetPitch());
aFontItem.SetCharSet( pTargetFont->GetCharSet() );
aSet.Put( aFontItem );
}
m_rWrtShell.SetAttrSet( aSet );
m_rWrtShell.ClearMark();
}
m_rWrtShell.EndUndo( SwUndoId::OVERWRITE );
}
m_rWrtShell.EndAllAction();
}
bool SwHHCWrapper::HasRubySupport() const
{
return true;
}
void SwHHCWrapper::Convert()
{
OSL_ENSURE( m_pConvArgs == nullptr, "NULL pointer expected" );
{
SwPaM *pCursor = m_pView->GetWrtShell().GetCursor();
auto [pSttPos, pEndPos] = pCursor->StartEnd(); // SwPosition*
if (pSttPos->GetNode().IsTextNode() &&
pEndPos->GetNode().IsTextNode())
{
m_pConvArgs.reset( new SwConversionArgs( GetSourceLanguage(), *pSttPos, *pEndPos ) );
}
else // we are not in the text (maybe a graphic or OLE object is selected) let's start from the top
{
// get PaM that points to the start of the document
SwNode& rNode = m_pView->GetDocShell()->GetDoc()->GetNodes().GetEndOfContent();
SwPaM aPam(rNode);
aPam.Move( fnMoveBackward, GoInDoc ); // move to start of document
pSttPos = aPam.GetPoint(); //! using a PaM here makes sure we will get only text nodes
SwTextNode *pTextNode = pSttPos->GetNode().GetTextNode();
// just in case we check anyway...
if (!pTextNode || !pTextNode->IsTextNode())
return;
m_pConvArgs.reset( new SwConversionArgs( GetSourceLanguage(), *pSttPos, *pSttPos ) );
}
OSL_ENSURE( m_pConvArgs->pStartPos && m_pConvArgs->pStartPos->GetNode().IsTextNode(),
"failed to get proper start text node" );
OSL_ENSURE( m_pConvArgs->pEndPos && m_pConvArgs->pEndPos->GetNode().IsTextNode(),
"failed to get proper end text node" );
// chinese conversion specific settings
OSL_ENSURE( IsChinese( GetSourceLanguage() ) == IsChinese( GetTargetLanguage() ),
"source and target language mismatch?" );
if (IsChinese( GetTargetLanguage() ))
{
m_pConvArgs->nConvTargetLang = GetTargetLanguage();
m_pConvArgs->pTargetFont = GetTargetFont();
m_pConvArgs->bAllowImplicitChangesForNotConvertibleText = true;
}
// if it is not just a selection and we are about to begin
// with the current conversion for the very first time
// we need to find the start of the current (initial)
// convertible unit in order for the text conversion to give
// the correct result for that. Since it is easier to obtain
// the start of the word we use that though.
if (!pCursor->HasMark()) // is not a selection?
{
// since #118246 / #117803 still occurs if the cursor is placed
// between the two chinese characters to be converted (because both
// of them are words on their own!) using the word boundary here does
// not work. Thus since chinese conversion is not interactive we start
// at the begin of the paragraph to solve the problem, i.e. have the
// TextConversion service get those characters together in the same call.
sal_Int32 nStartIdx = -1;
if (editeng::HangulHanjaConversion::IsChinese( GetSourceLanguage() ) )
nStartIdx = 0;
else
{
OUString aText( m_pConvArgs->pStartPos->GetNode().GetTextNode()->GetText() );
const sal_Int32 nPos = m_pConvArgs->pStartPos->GetContentIndex();
Boundary aBoundary( g_pBreakIt->GetBreakIter()->
getWordBoundary( aText, nPos, g_pBreakIt->GetLocale( m_pConvArgs->nConvSrcLang ),
WordType::DICTIONARY_WORD, true ) );
// valid result found?
if (aBoundary.startPos < aText.getLength() &&
aBoundary.startPos != aBoundary.endPos)
{
nStartIdx = aBoundary.startPos;
}
}
if (nStartIdx != -1)
m_pConvArgs->pStartPos->SetContent( nStartIdx );
}
}
if ( m_bIsOtherContent )
ConvStart_impl( m_pConvArgs.get(), SvxSpellArea::Other );
else
{
m_bStartChk = false;
ConvStart_impl( m_pConvArgs.get(), SvxSpellArea::BodyEnd );
}
ConvertDocument();
ConvEnd_impl( m_pConvArgs.get() );
}
bool SwHHCWrapper::ConvNext_impl( )
{
//! modified version of SvxSpellWrapper::SpellNext
// no change of direction so the desired region is fully processed
if( m_bStartChk )
m_bStartDone = true;
else
m_bEndDone = true;
if( m_bIsOtherContent && m_bStartDone && m_bEndDone ) // document completely checked?
{
return false;
}
bool bGoOn = false;
if ( m_bIsOtherContent )
{
m_bStartChk = false;
ConvStart_impl( m_pConvArgs.get(), SvxSpellArea::Body );
bGoOn = true;
}
else if ( m_bStartDone && m_bEndDone )
{
// body region done, ask about special region
if( !m_bIsSelection && m_rWrtShell.HasOtherCnt() )
{
ConvStart_impl( m_pConvArgs.get(), SvxSpellArea::Other );
m_bIsOtherContent = bGoOn = true;
}
}
else
{
m_bStartChk = !m_bStartDone;
ConvStart_impl( m_pConvArgs.get(), m_bStartChk ? SvxSpellArea::BodyStart : SvxSpellArea::BodyEnd );
bGoOn = true;
}
return bGoOn;
}
void SwHHCWrapper::FindConvText_impl()
{
//! modified version of SvxSpellWrapper::FindSpellError
bool bFound = false;
weld::WaitObject aWait(GetUIParent());
bool bConv = true;
while ( bConv )
{
bFound = ConvContinue_impl( m_pConvArgs.get() );
if (bFound)
{
bConv = false;
}
else
{
ConvEnd_impl( m_pConvArgs.get() );
bConv = ConvNext_impl();
}
}
}
void SwHHCWrapper::ConvStart_impl( SwConversionArgs /* [out] */ *pConversionArgs, SvxSpellArea eArea )
{
m_bIsDrawObj = SvxSpellArea::Other == eArea;
m_pView->SpellStart( eArea, m_bStartDone, m_bEndDone, /* [out] */ pConversionArgs );
}
void SwHHCWrapper::ConvEnd_impl( SwConversionArgs const *pConversionArgs )
{
m_pView->SpellEnd( pConversionArgs );
}
bool SwHHCWrapper::ConvContinue_impl( SwConversionArgs *pConversionArgs )
{
bool bProgress = !m_bIsDrawObj && !m_bIsSelection;
pConversionArgs->aConvText.clear();
pConversionArgs->nConvTextLang = LANGUAGE_NONE;
m_pView->GetWrtShell().SpellContinue( &m_nPageCount, bProgress ? &m_nPageStart : nullptr, pConversionArgs );
return !pConversionArgs->aConvText.isEmpty();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */