LCOV - code coverage report
Current view: top level - sw/source/core/uibase/shells - langhelper.cxx (source / functions) Hit Total Coverage
Test: commit e02a6cb2c3e2b23b203b422e4e0680877f232636 Lines: 0 263 0.0 %
Date: 2014-04-14 Functions: 0 18 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include <string.h>
      21             : 
      22             : #include <vcl/window.hxx>
      23             : 
      24             : #include <wrtsh.hxx>
      25             : #include <doc.hxx>
      26             : #include <docary.hxx>
      27             : #include <charfmt.hxx>
      28             : 
      29             : #include <sfx2/bindings.hxx>
      30             : #include <sfx2/dispatch.hxx>
      31             : #include <sfx2/request.hxx>
      32             : #include <editeng/eeitem.hxx>
      33             : #include <editeng/editeng.hxx>
      34             : #include <editeng/editdata.hxx>
      35             : #include <editeng/outliner.hxx>
      36             : #include <editeng/editview.hxx>
      37             : #include <editeng/scripttypeitem.hxx>
      38             : #include <editeng/langitem.hxx>
      39             : 
      40             : #include <svl/languageoptions.hxx>
      41             : #include <svtools/langtab.hxx>
      42             : #include <svl/slstitm.hxx>
      43             : #include <svl/stritem.hxx>
      44             : 
      45             : #include <ndtxt.hxx>
      46             : #include <pam.hxx>
      47             : #include <view.hxx>
      48             : #include <viewopt.hxx>
      49             : 
      50             : #include "swabstdlg.hxx"
      51             : 
      52             : #include <vcl/msgbox.hxx>
      53             : 
      54             : #include <langhelper.hxx>
      55             : 
      56             : using namespace ::com::sun::star;
      57             : 
      58             : namespace SwLangHelper
      59             : {
      60             : 
      61           0 :     sal_uInt16 GetLanguageStatus( OutlinerView* pOLV, SfxItemSet& rSet )
      62             :     {
      63           0 :         ESelection aSelection = pOLV->GetSelection();
      64           0 :         EditView& rEditView=pOLV->GetEditView();
      65           0 :         EditEngine* pEditEngine=rEditView.GetEditEngine();
      66             : 
      67             :         // the value of used script types
      68           0 :         const sal_uInt16 nScriptType =pOLV->GetSelectedScriptType();
      69           0 :         OUString aScriptTypesInUse( OUString::number( nScriptType ) );//pEditEngine->GetScriptType(aSelection)
      70             : 
      71           0 :         SvtLanguageTable aLangTable;
      72             : 
      73             :         // get keyboard language
      74           0 :         OUString aKeyboardLang;
      75           0 :         LanguageType nLang = LANGUAGE_DONTKNOW;
      76             : 
      77           0 :         Window* pWin = rEditView.GetWindow();
      78           0 :         if(pWin)
      79           0 :             nLang = pWin->GetInputLanguage();
      80           0 :         if (nLang != LANGUAGE_DONTKNOW && nLang != LANGUAGE_SYSTEM)
      81           0 :             aKeyboardLang = aLangTable.GetString( nLang );
      82             : 
      83             :         // get the language that is in use
      84           0 :         OUString aCurrentLang("*");
      85           0 :         SfxItemSet aSet(pOLV->GetAttribs());
      86           0 :         nLang = SwLangHelper::GetCurrentLanguage( aSet,nScriptType );
      87           0 :         if (nLang != LANGUAGE_DONTKNOW)
      88           0 :             aCurrentLang = aLangTable.GetString( nLang );
      89             : 
      90             :         // build sequence for status value
      91           0 :         uno::Sequence< OUString > aSeq( 4 );
      92           0 :         aSeq[0] = aCurrentLang;
      93           0 :         aSeq[1] = aScriptTypesInUse;
      94           0 :         aSeq[2] = aKeyboardLang;
      95           0 :         aSeq[3] = SwLangHelper::GetTextForLanguageGuessing( pEditEngine, aSelection );
      96             : 
      97             :         // set sequence as status value
      98           0 :         SfxStringListItem aItem( SID_LANGUAGE_STATUS );
      99           0 :         aItem.SetStringList( aSeq );
     100           0 :         rSet.Put( aItem, SID_LANGUAGE_STATUS );
     101           0 :         return 0;
     102             :     }
     103             : 
     104           0 :     bool SetLanguageStatus( OutlinerView* pOLV, SfxRequest &rReq, SwView &rView, SwWrtShell &rSh )
     105             :     {
     106           0 :         bool bRestoreSelection = false;
     107           0 :         SfxItemSet aEditAttr(pOLV->GetAttribs());
     108           0 :         ESelection   aSelection  = pOLV->GetSelection();
     109           0 :         EditView   & rEditView   = pOLV->GetEditView();
     110           0 :         EditEngine * pEditEngine = rEditView.GetEditEngine();
     111             : 
     112             :         // get the language
     113           0 :         OUString aNewLangTxt;
     114             : 
     115           0 :         SFX_REQUEST_ARG( rReq, pItem, SfxStringItem, SID_LANGUAGE_STATUS , false );
     116           0 :         if (pItem)
     117           0 :             aNewLangTxt = pItem->GetValue();
     118             : 
     119             :         //!! Remember the view frame right now...
     120             :         //!! (call to GetView().GetViewFrame() will break if the
     121             :         //!! SwTextShell got destroyed meanwhile.)
     122           0 :         SfxViewFrame *pViewFrame = rView.GetViewFrame();
     123             : 
     124           0 :         if (aNewLangTxt == "*" )
     125             :         {
     126             :             // open the dialog "Tools/Options/Language Settings - Language"
     127           0 :             SfxAbstractDialogFactory* pFact = SfxAbstractDialogFactory::Create();
     128           0 :             if (pFact)
     129             :             {
     130           0 :                 VclAbstractDialog* pDlg = pFact->CreateVclDialog( rView.GetWindow(), SID_LANGUAGE_OPTIONS );
     131           0 :                 pDlg->Execute();
     132           0 :                 delete pDlg;
     133             :             }
     134             :         }
     135             :         else
     136             :         {
     137             :             // setting the new language...
     138           0 :             if (!aNewLangTxt.isEmpty())
     139             :             {
     140           0 :                 const OUString aSelectionLangPrefix("Current_");
     141           0 :                 const OUString aParagraphLangPrefix("Paragraph_");
     142           0 :                 const OUString aDocumentLangPrefix("Default_");
     143           0 :                 const OUString aStrNone("LANGUAGE_NONE");
     144           0 :                 const OUString aStrResetLangs("RESET_LANGUAGES");
     145             : 
     146           0 :                 sal_Int32 nPos = 0;
     147           0 :                 bool bForSelection = true;
     148           0 :                 bool bForParagraph = false;
     149           0 :                 if (-1 != (nPos = aNewLangTxt.indexOf( aSelectionLangPrefix, 0 )))
     150             :                 {
     151             :                     // ... for the current selection
     152           0 :                     aNewLangTxt = aNewLangTxt.replaceAt(nPos, aSelectionLangPrefix.getLength(), "");
     153           0 :                     bForSelection = true;
     154             :                 }
     155           0 :                 else if (-1 != (nPos = aNewLangTxt.indexOf( aParagraphLangPrefix , 0 )))
     156             :                 {
     157             :                     // ... for the current paragraph language
     158           0 :                     aNewLangTxt = aNewLangTxt.replaceAt(nPos, aParagraphLangPrefix.getLength(), "");
     159           0 :                     bForSelection = true;
     160           0 :                     bForParagraph = true;
     161             :                 }
     162           0 :                 else if (-1 != (nPos = aNewLangTxt.indexOf( aDocumentLangPrefix , 0 )))
     163             :                 {
     164             :                     // ... as default document language
     165           0 :                     aNewLangTxt = aNewLangTxt.replaceAt(nPos, aDocumentLangPrefix.getLength(), "");
     166           0 :                     bForSelection = false;
     167             :                 }
     168             : 
     169           0 :                 if (bForParagraph)
     170             :                 {
     171           0 :                     bRestoreSelection = true;
     172           0 :                     SwLangHelper::SelectPara( rEditView, aSelection );
     173           0 :                     aSelection = pOLV->GetSelection();
     174             :                 }
     175           0 :                 if (!bForSelection) // document language to be changed...
     176             :                 {
     177           0 :                     rSh.StartAction();
     178           0 :                     rSh.LockView( sal_True );
     179           0 :                     rSh.Push();
     180             : 
     181             :                     // prepare to apply new language to all text in document
     182           0 :                     rSh.SelAll();
     183           0 :                     rSh.ExtendedSelectAll();
     184             :                 }
     185             : 
     186           0 :                 if (aNewLangTxt == aStrNone)
     187           0 :                     SwLangHelper::SetLanguage_None( rSh, pOLV, aSelection, bForSelection, aEditAttr );
     188           0 :                 else if (aNewLangTxt == aStrResetLangs)
     189           0 :                     SwLangHelper::ResetLanguages( rSh, pOLV, aSelection, bForSelection );
     190             :                 else
     191           0 :                     SwLangHelper::SetLanguage( rSh, pOLV, aSelection, aNewLangTxt, bForSelection, aEditAttr );
     192             : 
     193             :                 // ugly hack, as it seems that EditView/EditEngine does not update their spellchecking marks
     194             :                 // when setting a new language attribute
     195           0 :                 if (bForSelection)
     196             :                 {
     197           0 :                     const SwViewOption* pVOpt = rView.GetWrtShellPtr()->GetViewOptions();
     198           0 :                     sal_uLong nCntrl = pEditEngine->GetControlWord();
     199             :                     // turn off
     200           0 :                     nCntrl &= ~EE_CNTRL_ONLINESPELLING;
     201           0 :                     pEditEngine->SetControlWord(nCntrl);
     202             : 
     203             :                     //turn back on
     204           0 :                     if (pVOpt->IsOnlineSpell())
     205           0 :                         nCntrl |= EE_CNTRL_ONLINESPELLING;
     206             :                     else
     207           0 :                         nCntrl &= ~EE_CNTRL_ONLINESPELLING;
     208           0 :                     pEditEngine->SetControlWord(nCntrl);
     209             : 
     210           0 :                     pEditEngine->CompleteOnlineSpelling();
     211           0 :                     rEditView.Invalidate();
     212             :                 }
     213             : 
     214           0 :                 if (!bForSelection)
     215             :                 {
     216             :                     // need to release view and restore selection...
     217           0 :                     rSh.Pop( sal_False );
     218           0 :                     rSh.LockView( sal_False );
     219           0 :                     rSh.EndAction();
     220           0 :                 }
     221             :             }
     222             :         }
     223             : 
     224             :         // invalidate slot to get the new language displayed
     225           0 :         pViewFrame->GetBindings().Invalidate( rReq.GetSlot() );
     226             : 
     227           0 :         rReq.Done();
     228           0 :         return bRestoreSelection;
     229             :     }
     230             : 
     231           0 :     void SetLanguage( SwWrtShell &rWrtSh, const OUString &rLangText, bool bIsForSelection, SfxItemSet &rCoreSet )
     232             :     {
     233           0 :         SetLanguage( rWrtSh, 0 , ESelection(), rLangText, bIsForSelection, rCoreSet );
     234           0 :     }
     235             : 
     236           0 :     void SetLanguage( SwWrtShell &rWrtSh, OutlinerView* pOLV, ESelection aSelection, const OUString &rLangText, bool bIsForSelection, SfxItemSet &rCoreSet )
     237             :     {
     238           0 :         const LanguageType nLang = SvtLanguageTable().GetType( rLangText );
     239           0 :         if (nLang != LANGUAGE_DONTKNOW)
     240             :         {
     241           0 :             sal_uInt16 nScriptType = SvtLanguageOptions::GetScriptTypeOfLanguage( nLang );
     242             : 
     243           0 :             EditEngine* pEditEngine = pOLV ? pOLV->GetEditView().GetEditEngine() : NULL;
     244             :             OSL_ENSURE( !pOLV || pEditEngine, "OutlinerView without EditEngine???" );
     245             : 
     246             :             //get ScriptType
     247           0 :             sal_uInt16 nLangWhichId = 0;
     248           0 :             bool bIsSingleScriptType = true;
     249           0 :             switch (nScriptType)
     250             :             {
     251           0 :                 case SCRIPTTYPE_LATIN :    nLangWhichId = pEditEngine ? EE_CHAR_LANGUAGE : RES_CHRATR_LANGUAGE; break;
     252           0 :                 case SCRIPTTYPE_ASIAN :    nLangWhichId = pEditEngine ? EE_CHAR_LANGUAGE_CJK : RES_CHRATR_CJK_LANGUAGE; break;
     253           0 :                 case SCRIPTTYPE_COMPLEX :  nLangWhichId = pEditEngine ? EE_CHAR_LANGUAGE_CTL : RES_CHRATR_CTL_LANGUAGE; break;
     254             :                 default:
     255           0 :                     bIsSingleScriptType = false;
     256             :                     OSL_FAIL("unexpected case" );
     257             :             }
     258           0 :             if (bIsSingleScriptType)
     259             :             {
     260             :                 // change language for selection or paragraph
     261             :                 // (for paragraph is handled by previosuly having set the selection to the
     262             :                 // whole paragraph)
     263           0 :                 if (bIsForSelection)
     264             :                 {
     265             :                     // apply language to current selection
     266           0 :                     if (pEditEngine)
     267             :                     {
     268           0 :                         rCoreSet.Put( SvxLanguageItem( nLang, nLangWhichId ));
     269           0 :                         pEditEngine->QuickSetAttribs( rCoreSet, aSelection);
     270             :                     }
     271             :                     else
     272             :                     {
     273           0 :                         rWrtSh.GetCurAttr( rCoreSet );
     274           0 :                         rCoreSet.Put( SvxLanguageItem( nLang, nLangWhichId ));
     275           0 :                         rWrtSh.SetAttrSet( rCoreSet );
     276             :                     }
     277             :                 }
     278             :                 else // change language for all text
     279             :                 {
     280             :                     // set document default language
     281           0 :                     switch (nLangWhichId)
     282             :                     {
     283           0 :                          case EE_CHAR_LANGUAGE :      nLangWhichId = RES_CHRATR_LANGUAGE; break;
     284           0 :                          case EE_CHAR_LANGUAGE_CJK :  nLangWhichId = RES_CHRATR_CJK_LANGUAGE; break;
     285           0 :                          case EE_CHAR_LANGUAGE_CTL :  nLangWhichId = RES_CHRATR_CTL_LANGUAGE; break;
     286             :                     }
     287             :                     //Set the default document language
     288           0 :                     rWrtSh.SetDefault( SvxLanguageItem( nLang, nLangWhichId ) );
     289             : 
     290             :                     //Resolves: fdo#35282 Clear the language from all Text Styles, and
     291             :                     //fallback to default document language
     292           0 :                     const SwTxtFmtColls *pColls = rWrtSh.GetDoc()->GetTxtFmtColls();
     293           0 :                     for(sal_uInt16 i = 0, nCount = pColls->size(); i < nCount; ++i)
     294             :                     {
     295           0 :                         SwTxtFmtColl &rTxtColl = *(*pColls)[ i ];
     296           0 :                         rTxtColl.ResetFmtAttr(nLangWhichId);
     297             :                     }
     298             :                     //Resolves: fdo#35282 Clear the language from all Character Styles,
     299             :                     //and fallback to default document language
     300           0 :                     const SwCharFmts *pCharFmts = rWrtSh.GetDoc()->GetCharFmts();
     301           0 :                     for(sal_uInt16 i = 0, nCount = pCharFmts->size(); i < nCount; ++i)
     302             :                     {
     303           0 :                         SwCharFmt &rCharFmt = *(*pCharFmts)[ i ];
     304           0 :                         rCharFmt.ResetFmtAttr(nLangWhichId);
     305             :                     }
     306             : 
     307             :                     // #i102191: hard set respective language attribute in text document
     308             :                     // (for all text in the document - which should be selected by now...)
     309           0 :                     rWrtSh.SetAttrItem( SvxLanguageItem( nLang, nLangWhichId ) );
     310             :                 }
     311             :             }
     312             :         }
     313           0 :     }
     314             : 
     315           0 :     void SetLanguage_None( SwWrtShell &rWrtSh, bool bIsForSelection, SfxItemSet &rCoreSet )
     316             :     {
     317           0 :         SetLanguage_None( rWrtSh,0,ESelection(),bIsForSelection,rCoreSet );
     318           0 :     }
     319             : 
     320           0 :     void SetLanguage_None( SwWrtShell &rWrtSh, OutlinerView* pOLV, ESelection aSelection, bool bIsForSelection, SfxItemSet &rCoreSet )
     321             :     {
     322             :         // EditEngine IDs
     323             :         const sal_uInt16 aLangWhichId_EE[3] =
     324             :         {
     325             :             EE_CHAR_LANGUAGE,
     326             :             EE_CHAR_LANGUAGE_CJK,
     327             :             EE_CHAR_LANGUAGE_CTL
     328           0 :         };
     329             : 
     330             :         // Writewr IDs
     331             :         const sal_uInt16 aLangWhichId_Writer[3] =
     332             :         {
     333             :             RES_CHRATR_LANGUAGE,
     334             :             RES_CHRATR_CJK_LANGUAGE,
     335             :             RES_CHRATR_CTL_LANGUAGE
     336           0 :         };
     337             : 
     338           0 :         if (bIsForSelection)
     339             :         {
     340             :             // change language for selection or paragraph
     341             :             // (for paragraph is handled by previosuly having set the selection to the
     342             :             // whole paragraph)
     343             : 
     344           0 :             EditEngine* pEditEngine = pOLV ? pOLV->GetEditView().GetEditEngine() : NULL;
     345             :             OSL_ENSURE( !pOLV || pEditEngine, "OutlinerView without EditEngine???" );
     346           0 :             if (pEditEngine)
     347             :             {
     348           0 :                 for (sal_uInt16 i = 0; i < 3; ++i)
     349           0 :                     rCoreSet.Put( SvxLanguageItem( LANGUAGE_NONE, aLangWhichId_EE[i] ));
     350           0 :                 pEditEngine->QuickSetAttribs( rCoreSet, aSelection);
     351             :             }
     352             :             else
     353             :             {
     354           0 :                 rWrtSh.GetCurAttr( rCoreSet );
     355           0 :                 for (sal_uInt16 i = 0; i < 3; ++i)
     356           0 :                     rCoreSet.Put( SvxLanguageItem( LANGUAGE_NONE, aLangWhichId_Writer[i] ));
     357           0 :                 rWrtSh.SetAttrSet( rCoreSet );
     358             :             }
     359             :         }
     360             :         else // change language for all text
     361             :         {
     362           0 :             std::set<sal_uInt16> aAttribs;
     363           0 :             for (sal_uInt16 i = 0; i < 3; ++i)
     364             :             {
     365           0 :                 rWrtSh.SetDefault( SvxLanguageItem( LANGUAGE_NONE, aLangWhichId_Writer[i] ) );
     366           0 :                 aAttribs.insert( aLangWhichId_Writer[i] );
     367             :             }
     368             : 
     369             :             // set all language attributes to default
     370             :             // (for all text in the document - which should be selected by now...)
     371           0 :             rWrtSh.ResetAttr( aAttribs );
     372             :         }
     373           0 :     }
     374             : 
     375           0 :     void ResetLanguages( SwWrtShell &rWrtSh, bool bIsForSelection )
     376             :     {
     377           0 :         ResetLanguages( rWrtSh, 0 , ESelection(), bIsForSelection );
     378           0 :     }
     379             : 
     380           0 :     void ResetLanguages( SwWrtShell &rWrtSh, OutlinerView* pOLV, ESelection aSelection, bool bIsForSelection )
     381             :     {
     382             :         (void) bIsForSelection;
     383             :         (void) aSelection;
     384             : 
     385             :         // reset language for current selection.
     386             :         // The selection should already have been expanded to the whole paragraph or
     387             :         // to all text in the document if those are the ranges where to reset
     388             :         // the language attributes
     389             : 
     390           0 :         if (pOLV)
     391             :         {
     392           0 :             EditView &rEditView = pOLV->GetEditView();
     393           0 :             rEditView.RemoveAttribs( true, EE_CHAR_LANGUAGE );
     394           0 :             rEditView.RemoveAttribs( true, EE_CHAR_LANGUAGE_CJK );
     395           0 :             rEditView.RemoveAttribs( true, EE_CHAR_LANGUAGE_CTL );
     396             :         }
     397             :         else
     398             :         {
     399           0 :             std::set<sal_uInt16> aAttribs;
     400           0 :             aAttribs.insert( RES_CHRATR_LANGUAGE );
     401           0 :             aAttribs.insert( RES_CHRATR_CJK_LANGUAGE );
     402           0 :             aAttribs.insert( RES_CHRATR_CTL_LANGUAGE );
     403           0 :             rWrtSh.ResetAttr( aAttribs );
     404             :         }
     405           0 :     }
     406             : 
     407             :     /// @returns : the language for the selected text that is set for the
     408             :     ///     specified attribute (script type).
     409             :     ///     If there are more than one languages used LANGUAGE_DONTKNOW will be returned.
     410             :     /// @param nLangWhichId : one of
     411             :     ///     RES_CHRATR_LANGUAGE, RES_CHRATR_CJK_LANGUAGE, RES_CHRATR_CTL_LANGUAGE,
     412           0 :     LanguageType GetLanguage( SwWrtShell &rSh, sal_uInt16 nLangWhichId )
     413             :     {
     414           0 :         SfxItemSet aSet( rSh.GetAttrPool(), nLangWhichId, nLangWhichId );
     415           0 :         rSh.GetCurAttr( aSet );
     416             : 
     417           0 :         return GetLanguage(aSet,nLangWhichId);
     418             :     }
     419             : 
     420           0 :     LanguageType GetLanguage( SfxItemSet aSet, sal_uInt16 nLangWhichId )
     421             :     {
     422             : 
     423           0 :         LanguageType nLang = LANGUAGE_SYSTEM;
     424             : 
     425           0 :         const SfxPoolItem *pItem = 0;
     426           0 :         SfxItemState nState = aSet.GetItemState( nLangWhichId, true, &pItem );
     427           0 :         if (nState > SFX_ITEM_DEFAULT && pItem)
     428             :         {
     429             :             // the item is set and can be used
     430           0 :             nLang = (dynamic_cast< const SvxLanguageItem* >(pItem))->GetLanguage();
     431             :         }
     432           0 :         else if (nState == SFX_ITEM_DEFAULT)
     433             :         {
     434             :             // since the attribute is not set: retrieve the default value
     435           0 :             nLang = (dynamic_cast< const SvxLanguageItem& >(aSet.GetPool()->GetDefaultItem( nLangWhichId ))).GetLanguage();
     436             :         }
     437           0 :         else if (nState == SFX_ITEM_DONTCARE)
     438             :         {
     439             :             // there is more than one language...
     440           0 :             nLang = LANGUAGE_DONTKNOW;
     441             :         }
     442             :         OSL_ENSURE( nLang != LANGUAGE_SYSTEM, "failed to get the language?" );
     443             : 
     444           0 :         return nLang;
     445             :     }
     446             : 
     447             :     /// @returns: the language in use for the selected text.
     448             :     ///     'In use' means the language(s) matching the script type(s) of the
     449             :     ///     selected text. Or in other words, the language a spell checker would use.
     450             :     ///     If there is more than one language LANGUAGE_DONTKNOW will be returned.
     451           0 :     LanguageType GetCurrentLanguage( SwWrtShell &rSh )
     452             :     {
     453             :         // get all script types used in current selection
     454           0 :         const sal_uInt16 nScriptType = rSh.GetScriptType();
     455             : 
     456             :         //set language attribute to use according to the script type
     457           0 :         sal_uInt16 nLangWhichId = 0;
     458           0 :         bool bIsSingleScriptType = true;
     459           0 :         switch (nScriptType)
     460             :         {
     461           0 :              case SCRIPTTYPE_LATIN :    nLangWhichId = RES_CHRATR_LANGUAGE; break;
     462           0 :              case SCRIPTTYPE_ASIAN :    nLangWhichId = RES_CHRATR_CJK_LANGUAGE; break;
     463           0 :              case SCRIPTTYPE_COMPLEX :  nLangWhichId = RES_CHRATR_CTL_LANGUAGE; break;
     464           0 :              default: bIsSingleScriptType = false; break;
     465             :         }
     466             : 
     467             :         // get language according to the script type(s) in use
     468           0 :         LanguageType nCurrentLang = LANGUAGE_SYSTEM;
     469           0 :         if (bIsSingleScriptType)
     470           0 :             nCurrentLang = GetLanguage( rSh, nLangWhichId );
     471             :         else
     472             :         {
     473             :             // check if all script types are set to LANGUAGE_NONE and return
     474             :             // that if this is the case. Otherwise, having multiple script types
     475             :             // in use always means there are several languages in use...
     476             :             const sal_uInt16 aScriptTypes[3] =
     477             :             {
     478             :                 RES_CHRATR_LANGUAGE,
     479             :                 RES_CHRATR_CJK_LANGUAGE,
     480             :                 RES_CHRATR_CTL_LANGUAGE
     481           0 :             };
     482           0 :             nCurrentLang = LANGUAGE_NONE;
     483           0 :             for (sal_uInt16 i = 0; i < 3; ++i)
     484             :             {
     485           0 :                 LanguageType nTmpLang = GetLanguage( rSh, aScriptTypes[i] );
     486           0 :                 if (nTmpLang != LANGUAGE_NONE)
     487             :                 {
     488           0 :                     nCurrentLang = LANGUAGE_DONTKNOW;
     489           0 :                     break;
     490             :                 }
     491             :             }
     492             :         }
     493             :         OSL_ENSURE( nCurrentLang != LANGUAGE_SYSTEM, "failed to get the language?" );
     494             : 
     495           0 :         return nCurrentLang;
     496             :     }
     497             : 
     498             :     /// @returns: the language in use for the selected text.
     499             :     ///     'In use' means the language(s) matching the script type(s) of the
     500             :     ///     selected text. Or in other words, the language a spell checker would use.
     501             :     ///     If there is more than one language LANGUAGE_DONTKNOW will be returned.
     502           0 :     LanguageType GetCurrentLanguage( SfxItemSet aSet, sal_uInt16 nScriptType )
     503             :     {
     504             :         //set language attribute to use according to the script type
     505           0 :         sal_uInt16 nLangWhichId = 0;
     506           0 :         bool bIsSingleScriptType = true;
     507           0 :         switch (nScriptType)
     508             :         {
     509           0 :              case SCRIPTTYPE_LATIN :    nLangWhichId = EE_CHAR_LANGUAGE; break;
     510           0 :              case SCRIPTTYPE_ASIAN :    nLangWhichId = EE_CHAR_LANGUAGE_CJK; break;
     511           0 :              case SCRIPTTYPE_COMPLEX :  nLangWhichId = EE_CHAR_LANGUAGE_CTL; break;
     512           0 :              default: bIsSingleScriptType = false;
     513             :         }
     514             : 
     515             :         // get language according to the script type(s) in use
     516           0 :         LanguageType nCurrentLang = LANGUAGE_SYSTEM;
     517           0 :         if (bIsSingleScriptType)
     518           0 :             nCurrentLang = GetLanguage( aSet, nLangWhichId );
     519             :         else
     520             :         {
     521             :             // check if all script types are set to LANGUAGE_NONE and return
     522             :             // that if this is the case. Otherwise, having multiple script types
     523             :             // in use always means there are several languages in use...
     524             :             const sal_uInt16 aScriptTypes[3] =
     525             :             {
     526             :                 EE_CHAR_LANGUAGE,
     527             :                 EE_CHAR_LANGUAGE_CJK,
     528             :                 EE_CHAR_LANGUAGE_CTL
     529           0 :             };
     530           0 :             nCurrentLang = LANGUAGE_NONE;
     531           0 :             for (sal_uInt16 i = 0; i < 3; ++i)
     532             :             {
     533           0 :                 LanguageType nTmpLang = GetLanguage( aSet, aScriptTypes[i] );
     534           0 :                 if (nTmpLang != LANGUAGE_NONE)
     535             :                 {
     536           0 :                     nCurrentLang = LANGUAGE_DONTKNOW;
     537           0 :                     break;
     538             :                 }
     539             :             }
     540             :         }
     541             :         OSL_ENSURE( nCurrentLang != LANGUAGE_SYSTEM, "failed to get the language?" );
     542             : 
     543           0 :         return nCurrentLang;
     544             :     }
     545             : 
     546           0 :     OUString GetTextForLanguageGuessing( SwWrtShell &rSh )
     547             :     {
     548             :         // string for guessing language
     549           0 :         OUString aText;
     550           0 :         SwPaM *pCrsr = rSh.GetCrsr();
     551           0 :         SwTxtNode *pNode = pCrsr->GetNode()->GetTxtNode();
     552           0 :         if (pNode)
     553             :         {
     554           0 :             aText = pNode->GetTxt();
     555           0 :             if (!aText.isEmpty())
     556             :             {
     557           0 :                 sal_Int32 nEnd = pCrsr->GetPoint()->nContent.GetIndex();
     558             :                 // at most 100 chars to the left...
     559           0 :                 const sal_Int32 nStt = nEnd > 100 ? nEnd - 100 : 0;
     560             :                 // ... and 100 to the right of the cursor position
     561           0 :                 nEnd = aText.getLength() - nEnd > 100 ? nEnd + 100 : aText.getLength();
     562           0 :                 aText = aText.copy( nStt, nEnd - nStt );
     563             :             }
     564             :         }
     565           0 :         return aText;
     566             :     }
     567             : 
     568           0 :     OUString GetTextForLanguageGuessing( EditEngine* rEditEngine, ESelection aDocSelection )
     569             :     {
     570             :         // string for guessing language
     571           0 :         OUString aText;
     572             : 
     573           0 :         aText = rEditEngine->GetText(aDocSelection);
     574           0 :         if (!aText.isEmpty())
     575             :         {
     576           0 :             sal_Int32 nStt = 0;
     577           0 :             sal_Int32 nEnd = aDocSelection.nEndPos;
     578             :             // at most 100 chars to the left...
     579           0 :             nStt = nEnd > 100 ? nEnd - 100 : 0;
     580             :             // ... and 100 to the right of the cursor position
     581           0 :             nEnd = aText.getLength() - nEnd > 100 ? nEnd + 100 : aText.getLength();
     582           0 :             aText = aText.copy( nStt, nEnd - nStt );
     583             :         }
     584             : 
     585           0 :         return aText;
     586             :     }
     587             : 
     588           0 :     void SelectPara( EditView &rEditView, const ESelection &rCurSel )
     589             :     {
     590           0 :         ESelection aParaSel( rCurSel.nStartPara, 0, rCurSel.nStartPara, EE_TEXTPOS_ALL );
     591           0 :         rEditView.SetSelection( aParaSel );
     592           0 :     }
     593             : 
     594           0 :     void SelectCurrentPara( SwWrtShell &rWrtSh )
     595             :     {
     596             :         // select current para
     597           0 :         if (!rWrtSh.IsSttPara())
     598           0 :             rWrtSh.MovePara( fnParaCurr, fnParaStart );
     599           0 :         if (!rWrtSh.HasMark())
     600           0 :             rWrtSh.SetMark();
     601           0 :         rWrtSh.SwapPam();
     602           0 :         if (!rWrtSh.IsEndPara())
     603           0 :             rWrtSh.MovePara( fnParaCurr, fnParaEnd );
     604             :     #if OSL_DEBUG_LEVEL > 1
     605             :         OUString aSelTxt;
     606             :         rWrtSh.GetSelectedText( aSelTxt );
     607             :         (void) aSelTxt;
     608             :     #endif
     609           0 :     }
     610           0 : }
     611             : 
     612             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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