/* -*- 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 <hints.hxx>

#include <comphelper/string.hxx>
#include <editeng/fontitem.hxx>
#include <editeng/formatbreakitem.hxx>
#include <editeng/escapementitem.hxx>
#include <editeng/lrspitem.hxx>
#include <editeng/rsiditem.hxx>
#include <editeng/tstpitem.hxx>
#include <svl/urihelper.hxx>
#include <svl/ctloptions.hxx>
#include <swmodule.hxx>
#include <txtfld.hxx>
#include <txtinet.hxx>
#include <fmtinfmt.hxx>
#include <fmtpdsc.hxx>
#include <txtatr.hxx>
#include <fmtrfmrk.hxx>
#include <txttxmrk.hxx>
#include <fchrfmt.hxx>
#include <txtftn.hxx>
#include <fmtflcnt.hxx>
#include <fmtfld.hxx>
#include <frmatr.hxx>
#include <charatr.hxx>
#include <ftnidx.hxx>
#include <ftninfo.hxx>
#include <fmtftn.hxx>
#include <fmtmeta.hxx>
#include <charfmt.hxx>
#include <ndtxt.hxx>
#include <doc.hxx>
#include <IDocumentUndoRedo.hxx>
#include <IDocumentSettingAccess.hxx>
#include <IDocumentListsAccess.hxx>
#include <IDocumentRedlineAccess.hxx>
#include <IDocumentLayoutAccess.hxx>
#include <docary.hxx>
#include <pam.hxx>
#include <fldbas.hxx>
#include <paratr.hxx>
#include <txtfrm.hxx>
#include <ftnfrm.hxx>
#include <ftnboss.hxx>
#include <rootfrm.hxx>
#include <pagedesc.hxx>
#include <expfld.hxx>
#include <section.hxx>
#include <mvsave.hxx>
#include <swcache.hxx>
#include <SwGrammarMarkUp.hxx>
#include <dcontact.hxx>
#include <redline.hxx>
#include <doctxm.hxx>
#include <IMark.hxx>
#include <scriptinfo.hxx>
#include <istyleaccess.hxx>
#include <SwStyleNameMapper.hxx>
#include <numrule.hxx>
#include <swtable.hxx>
#include <docsh.hxx>
#include <SwNodeNum.hxx>
#include <svl/intitem.hxx>
#include <list.hxx>
#include <sortedobjs.hxx>
#include <calbck.hxx>
#include <attrhint.hxx>
#include <memory>

//UUUU
#include <svx/sdr/attribute/sdrallfillattributeshelper.hxx>
#include <svl/itemiter.hxx>

using namespace ::com::sun::star;

typedef std::vector<SwTextAttr*> SwpHts;

TYPEINIT1( SwTextNode, SwContentNode )

// unfortunately everyone can change Hints without ensuring order or the linking between them
#ifdef DBG_UTIL
#define CHECK_SWPHINTS(pNd)  { if( pNd->GetpSwpHints() && \
                                   !pNd->GetDoc()->IsInReading() ) \
                                  pNd->GetpSwpHints()->Check(true); }
#define CHECK_SWPHINTS_IF_FRM(pNd)  { if( pNd->GetpSwpHints() && \
                                   !pNd->GetDoc()->IsInReading() ) \
    pNd->GetpSwpHints()->Check(getLayoutFrm(nullptr, nullptr, nullptr, false) != nullptr); }
#else
#define CHECK_SWPHINTS(pNd)
#define CHECK_SWPHINTS_IF_FRM(pNd)
#endif

SwTextNode *SwNodes::MakeTextNode( const SwNodeIndex & rWhere,
                                 SwTextFormatColl *pColl,
                                 SwAttrSet* pAutoAttr )
{
    OSL_ENSURE( pColl, "Collection pointer is 0." );

    SwTextNode *pNode = new SwTextNode( rWhere, pColl, pAutoAttr );

    SwNodeIndex aIdx( *pNode );

    // call method <UpdateOutlineNode(..)> only for the document nodes array
    if ( IsDocNodes() )
        UpdateOutlineNode(*pNode);

    // if there is no layout or it is in a hidden section, MakeFrms is not needed
    const SwSectionNode* pSectNd;
    if( !GetDoc()->getIDocumentLayoutAccess().GetCurrentViewShell() ||
        ( 0 != (pSectNd = pNode->FindSectionNode()) &&
            pSectNd->GetSection().IsHiddenFlag() ))
        return pNode;

    SwNodeIndex aTmp( rWhere );
    do {
        // max. 2 loops:
        // 1. take the successor
        // 2. take the predecessor

        SwNode * pNd = & aTmp.GetNode();
        switch (pNd->GetNodeType())
        {
        case ND_TABLENODE:
            static_cast<SwTableNode*>(pNd)->MakeFrms( aIdx );
            return pNode;

        case ND_SECTIONNODE:
            if( static_cast<SwSectionNode*>(pNd)->GetSection().IsHidden() ||
                static_cast<SwSectionNode*>(pNd)->IsContentHidden() )
            {
                SwNodeIndex aTmpIdx( *pNode );
                pNd = FindPrvNxtFrmNode( aTmpIdx, pNode );
                if( !pNd )
                    return pNode;
                aTmp = *pNd;
                break;
            }
            static_cast<SwSectionNode*>(pNd)->MakeFrms( aIdx );
            return pNode;

        case ND_TEXTNODE:
        case ND_GRFNODE:
        case ND_OLENODE:
            static_cast<SwContentNode*>(pNd)->MakeFrms( *pNode );
            return pNode;

        case ND_ENDNODE:
            if( pNd->StartOfSectionNode()->IsSectionNode() &&
                aTmp.GetIndex() < rWhere.GetIndex() )
            {
                if( pNd->StartOfSectionNode()->GetSectionNode()->GetSection().IsHiddenFlag())
                {
                    if( !GoPrevSection( &aTmp, true, false ) ||
                        aTmp.GetNode().FindTableNode() !=
                            pNode->FindTableNode() )
                        return pNode;       // schade, das wars
                }
                else
                    aTmp = *pNd->StartOfSectionNode();
                break;
            }
            else if( pNd->StartOfSectionNode()->IsTableNode() &&
                    aTmp.GetIndex() < rWhere.GetIndex() )
            {
                // after a table node
                aTmp = *pNd->StartOfSectionNode();
                break;
            }
            // no break !!!
        default:
            if( rWhere == aTmp )
                aTmp -= 2;
            else
                return pNode;
            break;
        }
    } while( true );
}

SwTextNode::SwTextNode( const SwNodeIndex &rWhere, SwTextFormatColl *pTextColl, const SfxItemSet* pAutoAttr )
:   SwContentNode( rWhere, ND_TEXTNODE, pTextColl ),
    m_pSwpHints( 0 ),
    mpNodeNum( 0 ),
    m_Text(),
    m_pParaIdleData_Impl(0),
    m_bContainsHiddenChars(false),
    m_bHiddenCharsHidePara(false),
    m_bRecalcHiddenCharFlags(false),
    m_bLastOutlineState( false ),
    m_bNotifiable( false ),
    mbEmptyListStyleSetDueToSetOutlineLevelAttr( false ),
    mbInSetOrResetAttr( false ),
    mpList( 0 ),
    m_pNumStringCache(),
    m_wXParagraph(),
    maFillAttributes()
{
    InitSwParaStatistics( true );

    if( pAutoAttr )
        SetAttr( *pAutoAttr );

    if (!IsInList() && GetNumRule() && !GetListId().isEmpty())
    {
        // #i101516#
        // apply paragraph style's assigned outline style list level as
        // list level of the paragraph, if it has none set already.
        if ( !HasAttrListLevel() &&
             pTextColl && pTextColl->IsAssignedToListLevelOfOutlineStyle() )
        {
            SetAttrListLevel( pTextColl->GetAssignedOutlineStyleLevel() );
        }
        AddToList();
    }
    GetNodes().UpdateOutlineNode(*this);

    m_bNotifiable = true;

    m_bContainsHiddenChars = m_bHiddenCharsHidePara = false;
    m_bRecalcHiddenCharFlags = true;
}

SwTextNode::~SwTextNode()
{
    // delete only removes the pointer not the array elements!
    if ( m_pSwpHints )
    {
        // do not delete attributes twice when those delte their content
        SwpHints* pTmpHints = m_pSwpHints;
        m_pSwpHints = 0;

        for( size_t j = pTmpHints->Count(); j; )
        {
            // first remove the attribute from the array otherwise
            // if would delete itself
            DestroyAttr( pTmpHints->Get( --j ) );
        }

        delete pTmpHints;
    }

    // must be removed from outline nodes by now
#if OSL_DEBUG_LEVEL > 0
    sal_uInt16 foo;
    assert(!GetNodes().GetOutLineNds().Seek_Entry(this, &foo));
#endif

    RemoveFromList();

    InitSwParaStatistics( false );

    if (HasWriterListeners())
    {
        DelFrms_TextNodePart();
    }
}

void SwTextNode::FileLoadedInitHints()
{
    if (m_pSwpHints)
    {
        m_pSwpHints->MergePortions(*this);
    }
}

SwContentFrm *SwTextNode::MakeFrm( SwFrm* pSib )
{
    // fdo#52028: ODF file import does not result in MergePortions being called
    // for every attribute, since that would be inefficient.  So call it here.
    FileLoadedInitHints();
    SwContentFrm *pFrm = new SwTextFrm( this, pSib );
    return pFrm;
}

sal_Int32 SwTextNode::Len() const
{
    return m_Text.getLength();
}

// After a split node, it's necessary to actualize the ref-pointer of the ftnfrms.
static void lcl_ChangeFootnoteRef( SwTextNode &rNode )
{
    SwpHints *pSwpHints = rNode.GetpSwpHints();
    if( pSwpHints && rNode.GetDoc()->getIDocumentLayoutAccess().GetCurrentViewShell() )
    {
        SwContentFrm* pFrm = NULL;
        // OD 07.11.2002 #104840# - local variable to remember first footnote
        // of node <rNode> in order to invalidate position of its first content.
        // Thus, in its <MakeAll()> it will checked its position relative to its reference.
        SwFootnoteFrm* pFirstFootnoteOfNode = 0;
        for( size_t j = pSwpHints->Count(); j; )
        {
            SwTextAttr* pHt = pSwpHints->Get(--j);
            if (RES_TXTATR_FTN == pHt->Which())
            {
                if( !pFrm )
                {
                    pFrm = SwIterator<SwContentFrm,SwTextNode>(rNode).First();
                    if (!pFrm)
                        return;
                }
                SwTextFootnote *pAttr = static_cast<SwTextFootnote*>(pHt);
                OSL_ENSURE( pAttr->GetStartNode(), "FootnoteAtr ohne StartNode." );
                SwNodeIndex aIdx( *pAttr->GetStartNode(), 1 );
                SwContentNode *pNd = aIdx.GetNode().GetContentNode();
                if ( !pNd )
                    pNd = pFrm->GetAttrSet()->GetDoc()->
                            GetNodes().GoNextSection( &aIdx, true, false );
                if ( !pNd )
                    continue;

                SwIterator<SwContentFrm,SwContentNode> aIter( *pNd );
                SwContentFrm* pContent = aIter.First();
                if( pContent )
                {
                    OSL_ENSURE( pContent->getRootFrm() == pFrm->getRootFrm(),
                            "lcl_ChangeFootnoteRef: Layout double?" );
                    SwFootnoteFrm *pFootnote = pContent->FindFootnoteFrm();
                    if( pFootnote && pFootnote->GetAttr() == pAttr )
                    {
                        while( pFootnote->GetMaster() )
                            pFootnote = pFootnote->GetMaster();
                        // #104840# - remember footnote frame
                        pFirstFootnoteOfNode = pFootnote;
                        while ( pFootnote )
                        {
                            pFootnote->SetRef( pFrm );
                            pFootnote = pFootnote->GetFollow();
                            static_cast<SwTextFrm*>(pFrm)->SetFootnote( true );
                        }
                    }
#if OSL_DEBUG_LEVEL > 0
                    while( 0 != (pContent = aIter.Next()) )
                    {
                        SwFootnoteFrm *pDbgFootnote = pContent->FindFootnoteFrm();
                        OSL_ENSURE( !pDbgFootnote || pDbgFootnote->GetRef() == pFrm,
                                "lcl_ChangeFootnoteRef: Who's that guy?" );
                    }
#endif
                }
            }
        } // end of for-loop on <SwpHints>
        // #104840# - invalidate
        if ( pFirstFootnoteOfNode )
        {
            SwContentFrm* pContent = pFirstFootnoteOfNode->ContainsContent();
            if ( pContent )
            {
                pContent->_InvalidatePos();
            }
        }
    }
}

SwContentNode *SwTextNode::SplitContentNode( const SwPosition &rPos )
{
    bool parentIsOutline = IsOutline();

    // create a node "in front" of me
    const sal_Int32 nSplitPos = rPos.nContent.GetIndex();
    const sal_Int32 nTextLen = m_Text.getLength();
    SwTextNode* const pNode =
        _MakeNewTextNode( rPos.nNode, false, nSplitPos==nTextLen );

    // the first paragraph gets the XmlId,
    // _except_ if it is empty and the second is not empty
    if (nSplitPos != 0) {
        pNode->RegisterAsCopyOf(*this, true);
        if (nSplitPos == nTextLen)
        {
            this->RemoveMetadataReference();
            // NB: SwUndoSplitNode will call pNode->JoinNext,
            // which is sufficient even in this case!
        }
    }

    ResetAttr( RES_PARATR_LIST_ISRESTART );
    ResetAttr( RES_PARATR_LIST_RESTARTVALUE );
    ResetAttr( RES_PARATR_LIST_ISCOUNTED );
    if ( GetNumRule() == 0 || (parentIsOutline && !IsOutline()) )
    {
        ResetAttr( RES_PARATR_LIST_ID );
        ResetAttr( RES_PARATR_LIST_LEVEL );
    }

    if ( HasWriterListeners() && !m_Text.isEmpty() && (nTextLen / 2) < nSplitPos )
    {
        // optimization for SplitNode: If a split is at the end of a node then
        // move the frames from the current to the new one and create new ones
        // for the current one. As a result, no need for recreating the layout.

        LockModify();   // disable notifications

        // werden FlyFrames mit verschoben, so muessen diese nicht ihre
        // Frames zerstoeren. Im SwTextFly::SetAnchor wird es abgefragt!
        if ( HasHints() )
        {
            pNode->GetOrCreateSwpHints().SetInSplitNode(true);
        }

        //Ersten Teil des Inhalts in den neuen Node uebertragen und
        //im alten Node loeschen.
        SwIndex aIdx( this );
        CutText( pNode, aIdx, nSplitPos );

        if( GetWrong() )
        {
            pNode->SetWrong( GetWrong()->SplitList( nSplitPos ) );
        }
        SetWrongDirty(WrongState::TODO);

        if( GetGrammarCheck() )
        {
            pNode->SetGrammarCheck( GetGrammarCheck()->SplitGrammarList( nSplitPos ) );
        }
        SetGrammarCheckDirty( true );

        SetWordCountDirty( true );

        if( GetSmartTags() )
        {
            pNode->SetSmartTags( GetSmartTags()->SplitList( nSplitPos ) );
        }
        SetSmartTagDirty( true );

        if ( pNode->HasHints() )
        {
            if ( pNode->m_pSwpHints->CanBeDeleted() )
            {
                delete pNode->m_pSwpHints;
                pNode->m_pSwpHints = 0;
            }
            else
            {
                pNode->m_pSwpHints->SetInSplitNode(false);
            }

            // alle zeichengebundenen Rahmen, die im neuen Absatz laden
            // muessen aus den alten Frame entfernt werden:
            // JP 01.10.96: alle leeren und nicht zu expandierenden
            //              Attribute loeschen
            if ( HasHints() )
            {
                for ( size_t j = m_pSwpHints->Count(); j; )
                {
                    SwTextAttr* const pHt = m_pSwpHints->Get( --j );
                    if ( RES_TXTATR_FLYCNT == pHt ->Which() )
                    {
                        pHt->GetFlyCnt().GetFrameFormat()->DelFrms();
                    }
                    else if ( pHt->DontExpand() )
                    {
                        const sal_Int32* const pEnd = pHt->GetEnd();
                        if (pEnd && pHt->GetStart() == *pEnd )
                        {
                            // delete it!
                            m_pSwpHints->DeleteAtPos( j );
                            DestroyAttr( pHt );
                        }
                    }
                }
            }

        }

        SwIterator<SwContentFrm,SwTextNode> aIter( *this );
        for( SwContentFrm* pFrm = aIter.First(); pFrm; pFrm = aIter.Next() )
        {
            pFrm->RegisterToNode( *pNode );
            if( pFrm->IsTextFrm() && !pFrm->IsFollow() && static_cast<SwTextFrm*>(pFrm)->GetOfst() )
                static_cast<SwTextFrm*>(pFrm)->SetOfst( 0 );
        }

        if ( IsInCache() )
        {
            SwFrm::GetCache().Delete( this );
            SetInCache( false );
        }

        UnlockModify(); // Benachrichtigungen wieder freischalten

        // If there is an accessible layout we must call modify even
        // with length zero, because we have to notify about the changed
        // text node.
        const SwRootFrm *pRootFrm;
        if ( (nTextLen != nSplitPos) ||
            ( (pRootFrm = pNode->GetDoc()->getIDocumentLayoutAccess().GetCurrentLayout()) != 0 &&
              pRootFrm->IsAnyShellAccessible() ) )
        {
            // dann sage den Frames noch, das am Ende etwas "geloescht" wurde
            if( 1 == nTextLen - nSplitPos )
            {
                SwDelChr aHint( nSplitPos );
                pNode->NotifyClients( 0, &aHint );
            }
            else
            {
                SwDelText aHint( nSplitPos, nTextLen - nSplitPos );
                pNode->NotifyClients( 0, &aHint );
            }
        }
        if ( HasHints() )
        {
            MoveTextAttr_To_AttrSet();
        }
        pNode->MakeFrms( *this );       // neue Frames anlegen.
        lcl_ChangeFootnoteRef( *this );
    }
    else
    {
        SwWrongList *pList = GetWrong();
        SetWrong( 0, false );
        SetWrongDirty(WrongState::TODO);

        SwGrammarMarkUp *pList3 = GetGrammarCheck();
        SetGrammarCheck( 0, false );
        SetGrammarCheckDirty( true );

        SetWordCountDirty( true );

        SwWrongList *pList2 = GetSmartTags();
        SetSmartTags( 0, false );
        SetSmartTagDirty( true );

        SwIndex aIdx( this );
        CutText( pNode, aIdx, nSplitPos );

        // JP 01.10.96: alle leeren und nicht zu expandierenden
        //              Attribute loeschen
        if ( HasHints() )
        {
            for ( size_t j = m_pSwpHints->Count(); j; )
            {
                SwTextAttr* const pHt = m_pSwpHints->Get( --j );
                const sal_Int32* const pEnd = pHt->GetEnd();
                if ( pHt->DontExpand() && pEnd && (pHt->GetStart() == *pEnd) )
                {
                    // delete it!
                    m_pSwpHints->DeleteAtPos( j );
                    DestroyAttr( pHt );
                }
            }
            MoveTextAttr_To_AttrSet();
        }

        if( pList )
        {
            pNode->SetWrong( pList->SplitList( nSplitPos ) );
            SetWrong( pList, false );
        }

        if( pList3 )
        {
            pNode->SetGrammarCheck( pList3->SplitGrammarList( nSplitPos ) );
            SetGrammarCheck( pList3, false );
        }

        if( pList2 )
        {
            pNode->SetSmartTags( pList2->SplitList( nSplitPos ) );
            SetSmartTags( pList2, false );
        }

        if ( HasWriterListeners() )
        {
            MakeFrms( *pNode );     // neue Frames anlegen.
        }
        lcl_ChangeFootnoteRef( *pNode );
    }

    {
        //Hint fuer Pagedesc versenden. Das mueste eigntlich das Layout im
        //Paste der Frames selbst erledigen, aber das fuehrt dann wiederum
        //zu weiteren Folgefehlern, die mit Laufzeitkosten geloest werden
        //muesten. #56977# #55001# #56135#
        const SfxPoolItem *pItem;
        if( HasWriterListeners() && SfxItemState::SET == pNode->GetSwAttrSet().
            GetItemState( RES_PAGEDESC, true, &pItem ) )
        {
            pNode->ModifyNotification( pItem, pItem );
        }
    }
    return pNode;
}

void SwTextNode::MoveTextAttr_To_AttrSet()
{
    OSL_ENSURE( m_pSwpHints, "MoveTextAttr_To_AttrSet without SwpHints?" );
    for ( size_t i = 0; m_pSwpHints && i < m_pSwpHints->Count(); ++i )
    {
        SwTextAttr *pHt = m_pSwpHints->Get(i);

        if( pHt->GetStart() )
            break;

        const sal_Int32* pHtEndIdx = pHt->GetEnd();

        if( !pHtEndIdx )
            continue;

        if (*pHtEndIdx < m_Text.getLength() || pHt->IsCharFormatAttr())
            break;

        if( !pHt->IsDontMoveAttr() &&
            SetAttr( pHt->GetAttr() ) )
        {
            m_pSwpHints->DeleteAtPos(i);
            DestroyAttr( pHt );
            --i;
        }
    }

}

SwContentNode *SwTextNode::JoinNext()
{
    SwNodes& rNds = GetNodes();
    SwNodeIndex aIdx( *this );
    if( SwContentNode::CanJoinNext( &aIdx ) )
    {
        SwDoc* pDoc = rNds.GetDoc();
        const std::shared_ptr<sw::mark::ContentIdxStore> pContentStore(sw::mark::ContentIdxStore::Create());
        pContentStore->Save(pDoc, aIdx.GetIndex(), SAL_MAX_INT32);
        SwTextNode *pTextNode = aIdx.GetNode().GetTextNode();
        sal_Int32 nOldLen = m_Text.getLength();

        // METADATA: merge
        this->JoinMetadatable(*pTextNode, !this->Len(), !pTextNode->Len());

        SwWrongList *pList = GetWrong();
        if( pList )
        {
            pList->JoinList( pTextNode->GetWrong(), nOldLen );
            SetWrongDirty(WrongState::TODO);
            SetWrong( 0, false );
        }
        else
        {
            pList = pTextNode->GetWrong();
            if( pList )
            {
                pList->Move( 0, nOldLen );
                SetWrongDirty(WrongState::TODO);
                pTextNode->SetWrong( 0, false );
            }
        }

        SwGrammarMarkUp *pList3 = GetGrammarCheck();
        if( pList3 )
        {
            pList3->JoinGrammarList( pTextNode->GetGrammarCheck(), nOldLen );
            SetGrammarCheckDirty( true );
            SetGrammarCheck( 0, false );
        }
        else
        {
            pList3 = pTextNode->GetGrammarCheck();
            if( pList3 )
            {
                pList3->MoveGrammar( 0, nOldLen );
                SetGrammarCheckDirty( true );
                pTextNode->SetGrammarCheck( 0, false );
            }
        }

        SwWrongList *pList2 = GetSmartTags();
        if( pList2 )
        {
            pList2->JoinList( pTextNode->GetSmartTags(), nOldLen );
            SetSmartTagDirty( true );
            SetSmartTags( 0, false );
        }
        else
        {
            pList2 = pTextNode->GetSmartTags();
            if( pList2 )
            {
                pList2->Move( 0, nOldLen );
                SetSmartTagDirty( true );
                pTextNode->SetSmartTags( 0, false );
            }
        }

        { // wg. SwIndex
            pTextNode->CutText( this, SwIndex(pTextNode), pTextNode->Len() );
        }
        // verschiebe noch alle Bookmarks/TOXMarks
        if( !pContentStore->Empty())
            pContentStore->Restore( pDoc, GetIndex(), nOldLen );

        if( pTextNode->HasAnyIndex() )
        {
            // alle Crsr/StkCrsr/UnoCrsr aus dem Loeschbereich verschieben
            pDoc->CorrAbs( aIdx, SwPosition( *this ), nOldLen, true );
        }
        rNds.Delete(aIdx);
        SetWrong( pList, false );
        SetGrammarCheck( pList3, false );
        SetSmartTags( pList2, false );
        InvalidateNumRule();
    }
    else {
        OSL_FAIL( "kein TextNode." );
    }

    return this;
}

SwContentNode *SwTextNode::JoinPrev()
{
    SwNodes& rNds = GetNodes();
    SwNodeIndex aIdx( *this );
    if( SwContentNode::CanJoinPrev( &aIdx ) )
    {
        SwDoc* pDoc = rNds.GetDoc();
        const std::shared_ptr<sw::mark::ContentIdxStore> pContentStore(sw::mark::ContentIdxStore::Create());
        pContentStore->Save( pDoc, aIdx.GetIndex(), SAL_MAX_INT32);
        SwTextNode *pTextNode = aIdx.GetNode().GetTextNode();
        const sal_Int32 nLen = pTextNode->Len();

        SwWrongList *pList = pTextNode->GetWrong();
        if( pList )
        {
            pList->JoinList( GetWrong(), Len() );
            SetWrongDirty(WrongState::TODO);
            pTextNode->SetWrong( 0, false );
            SetWrong( NULL );
        }
        else
        {
            pList = GetWrong();
            if( pList )
            {
                pList->Move( 0, nLen );
                SetWrongDirty(WrongState::TODO);
                SetWrong( 0, false );
            }
        }

        SwGrammarMarkUp *pList3 = pTextNode->GetGrammarCheck();
        if( pList3 )
        {
            pList3->JoinGrammarList( GetGrammarCheck(), Len() );
            SetGrammarCheckDirty( true );
            pTextNode->SetGrammarCheck( 0, false );
            SetGrammarCheck( NULL );
        }
        else
        {
            pList3 = GetGrammarCheck();
            if( pList3 )
            {
                pList3->MoveGrammar( 0, nLen );
                SetGrammarCheckDirty( true );
                SetGrammarCheck( 0, false );
            }
        }

        SwWrongList *pList2 = pTextNode->GetSmartTags();
        if( pList2 )
        {
            pList2->JoinList( GetSmartTags(), Len() );
            SetSmartTagDirty( true );
            pTextNode->SetSmartTags( 0, false );
            SetSmartTags( NULL );
        }
        else
        {
            pList2 = GetSmartTags();
            if( pList2 )
            {
                pList2->Move( 0, nLen );
                SetSmartTagDirty( true );
                SetSmartTags( 0, false );
            }
        }

        { // wg. SwIndex
            pTextNode->CutText( this, SwIndex(this), SwIndex(pTextNode), nLen );
        }
        // verschiebe noch alle Bookmarks/TOXMarks
        if( !pContentStore->Empty() )
            pContentStore->Restore( pDoc, GetIndex() );

        if( pTextNode->HasAnyIndex() )
        {
            // alle Crsr/StkCrsr/UnoCrsr aus dem Loeschbereich verschieben
            pDoc->CorrAbs( aIdx, SwPosition( *this ), nLen, true );
        }
        rNds.Delete(aIdx);
        SetWrong( pList, false );
        SetGrammarCheck( pList3, false );
        SetSmartTags( pList2, false );
        InvalidateNumRule();
    }
    else {
        OSL_FAIL( "kein TextNode." );
    }

    return this;
}

// erzeugt einen AttrSet mit Bereichen fuer Frame-/Para/Char-Attributen
void SwTextNode::NewAttrSet( SwAttrPool& rPool )
{
    OSL_ENSURE( !mpAttrSet.get(), "AttrSet ist doch gesetzt" );
    SwAttrSet aNewAttrSet( rPool, aTextNodeSetRange );

    // put names of parent style and conditional style:
    const SwFormatColl* pAnyFormatColl = &GetAnyFormatColl();
    const SwFormatColl* pFormatColl = GetFormatColl();
    OUString sVal;
    SwStyleNameMapper::FillProgName( pAnyFormatColl->GetName(), sVal, nsSwGetPoolIdFromName::GET_POOLID_TXTCOLL, true );
    SfxStringItem aAnyFormatColl( RES_FRMATR_STYLE_NAME, sVal );
    if ( pFormatColl != pAnyFormatColl )
        SwStyleNameMapper::FillProgName( pFormatColl->GetName(), sVal, nsSwGetPoolIdFromName::GET_POOLID_TXTCOLL, true );
    SfxStringItem aFormatColl( RES_FRMATR_CONDITIONAL_STYLE_NAME, sVal );
    aNewAttrSet.Put( aAnyFormatColl );
    aNewAttrSet.Put( aFormatColl );

    aNewAttrSet.SetParent( &pAnyFormatColl->GetAttrSet() );
    mpAttrSet = GetDoc()->GetIStyleAccess().getAutomaticStyle( aNewAttrSet, IStyleAccess::AUTO_STYLE_PARA );
}

// override SwIndexReg::Update => text hints do not need SwIndex for start/end!
void SwTextNode::Update(
    SwIndex const & rPos,
    const sal_Int32 nChangeLen,
    const bool bNegative,
    const bool bDelete )
{
    SetAutoCompleteWordDirty( true );

    std::unique_ptr<SwpHts> pCollector;
    const sal_Int32 nChangePos = rPos.GetIndex();

    if ( HasHints() )
    {
        if ( bNegative )
        {
            std::vector<SwTextInputField*> aTextInputFields;

            const sal_Int32 nChangeEnd = nChangePos + nChangeLen;
            for ( size_t n = 0; n < m_pSwpHints->Count(); ++n )
            {
                bool bTextAttrChanged = false;
                bool bStartOfTextAttrChanged = false;
                SwTextAttr * const pHint = m_pSwpHints->Get(n);
                sal_Int32 &       rStart = pHint->GetStart();
                if ( rStart > nChangePos )
                {
                    if ( rStart > nChangeEnd )
                    {
                         rStart = rStart - nChangeLen;
                    }
                    else
                    {
                         rStart = nChangePos;
                    }
                    bStartOfTextAttrChanged = true;
                }

                sal_Int32 * const pEnd = pHint->GetEnd();
                if (pEnd)
                {
                    if ( *pEnd > nChangePos )
                    {
                        if( *pEnd > nChangeEnd )
                        {
                            *pEnd = *pEnd - nChangeLen;
                        }
                        else
                        {
                            *pEnd = nChangePos;
                        }
                        bTextAttrChanged = !bStartOfTextAttrChanged;
                    }
                }

                if ( bTextAttrChanged
                     && pHint->Which() == RES_TXTATR_INPUTFIELD )
                {
                    SwTextInputField* pTextInputField = dynamic_cast<SwTextInputField*>(pHint);
                    if ( pTextInputField )
                        aTextInputFields.push_back(pTextInputField);
                }
            }

            //wait until all the attribute positions are correct
            //before updating the field contents
            for (SwTextInputField* pTextInputField : aTextInputFields)
            {
                pTextInputField->UpdateFieldContent();
            }

            m_pSwpHints->MergePortions( *this );
        }
        else
        {
            bool bNoExp = false;
            bool bResort = false;
            bool bMergePortionsNeeded = false;
            const int coArrSz = RES_TXTATR_WITHEND_END - RES_CHRATR_BEGIN;
            std::vector<SwTextInputField*> aTextInputFields;

            bool aDontExp[ coArrSz ];
            memset( &aDontExp, 0, coArrSz * sizeof(bool) );

            for ( size_t n = 0; n < m_pSwpHints->Count(); ++n )
            {
                bool bTextAttrChanged = false;
                SwTextAttr * const pHint = m_pSwpHints->Get(n);
                sal_Int32 &       rStart = pHint->GetStart();
                sal_Int32 * const pEnd = pHint->GetEnd();
                if ( rStart >= nChangePos )
                {
                    rStart = rStart + nChangeLen;
                    if ( pEnd )
                    {
                        *pEnd = *pEnd + nChangeLen;
                    }
                }
                else if ( pEnd && (*pEnd >= nChangePos) )
                {
                    if ( (*pEnd > nChangePos) || IsIgnoreDontExpand() )
                    {
                        *pEnd = *pEnd + nChangeLen;
                        bTextAttrChanged = true;
                    }
                    else // *pEnd == nChangePos
                    {
                        const sal_uInt16 nWhich = pHint->Which();

                        OSL_ENSURE(!isCHRATR(nWhich), "Update: char attr hint?");
                        if (!(isCHRATR(nWhich) || isTXTATR_WITHEND(nWhich)))
                            continue;

                        const sal_uInt16 nWhPos = nWhich - RES_CHRATR_BEGIN;

                        if( aDontExp[ nWhPos ] )
                            continue;

                        if ( pHint->DontExpand() )
                        {
                            pHint->SetDontExpand( false );
                            bResort = true;
                            // could have a continuation with IgnoreStart()...
                            if (pHint->IsFormatIgnoreEnd())
                            {
                                bMergePortionsNeeded = true;
                            }
                            if ( pHint->IsCharFormatAttr() )
                            {
                                bNoExp = true;
                                aDontExp[ RES_TXTATR_CHARFMT - RES_CHRATR_BEGIN ] = true;
                                aDontExp[ RES_TXTATR_INETFMT - RES_CHRATR_BEGIN ] = true;
                            }
                            else
                                aDontExp[ nWhPos ] = true;
                        }
                        else if( bNoExp )
                        {
                            if ( !pCollector.get() )
                            {
                               pCollector.reset( new SwpHts );
                            }
                            for(SwpHts::iterator it =  pCollector->begin(); it != pCollector->end(); ++it)
                            {
                               SwTextAttr *pTmp = *it;
                               if( nWhich == pTmp->Which() )
                               {
                                   pCollector->erase( it );
                                   SwTextAttr::Destroy( pTmp,
                                       GetDoc()->GetAttrPool() );
                                   break;
                               }
                            }
                            SwTextAttr * const pTmp =
                            MakeTextAttr( *GetDoc(),
                                pHint->GetAttr(), nChangePos, nChangePos + nChangeLen);
                            pCollector->push_back( pTmp );
                        }
                        else
                        {
                            *pEnd = *pEnd + nChangeLen;
                            bTextAttrChanged = true;
                        }
                    }
                }

                if ( bTextAttrChanged
                     && pHint->Which() == RES_TXTATR_INPUTFIELD )
                {
                    SwTextInputField* pTextInputField = dynamic_cast<SwTextInputField*>(pHint);
                    if ( pTextInputField )
                        aTextInputFields.push_back(pTextInputField);
                }
            }

            //wait until all the attribute positions are correct
            //before updating the field contents
            for (SwTextInputField* pTextInputField : aTextInputFields)
            {
                pTextInputField->UpdateFieldContent();
            }

            if (bMergePortionsNeeded)
            {
                m_pSwpHints->MergePortions(*this); // does Resort too
            }
            else if (bResort)
            {
                m_pSwpHints->Resort();
            }
        }
    }

    bool bSortMarks = false;
    SwIndexReg aTmpIdxReg;
    if ( !bNegative && !bDelete )
    {
        const SwRedlineTable& rTable = GetDoc()->getIDocumentRedlineAccess().GetRedlineTable();
        for ( size_t i = 0; i < rTable.size(); ++i )
        {
            SwRangeRedline *const pRedl = rTable[ i ];
            if ( pRedl->HasMark() )
            {
                SwPosition* const pEnd = pRedl->End();
                if ( this == &pEnd->nNode.GetNode() &&
                     *pRedl->GetPoint() != *pRedl->GetMark() )
                {
                    SwIndex & rIdx = pEnd->nContent;
                    if (nChangePos == rIdx.GetIndex())
                    {
                        rIdx.Assign( &aTmpIdxReg, rIdx.GetIndex() );
                    }
                }
            }
            else if ( this == &pRedl->GetPoint()->nNode.GetNode() )
            {
                SwIndex & rIdx = pRedl->GetPoint()->nContent;
                if (nChangePos == rIdx.GetIndex())
                {
                    rIdx.Assign( &aTmpIdxReg, rIdx.GetIndex() );
                }
                // the unused position must not be on a SwTextNode
                bool const isOneUsed(&pRedl->GetBound() == pRedl->GetPoint());
                assert(!pRedl->GetBound(!isOneUsed).nNode.GetNode().IsTextNode());
                assert(!pRedl->GetBound(!isOneUsed).nContent.GetIdxReg()); (void)isOneUsed;
            }
        }

        // Bookmarks must never grow to either side, when editing (directly) to the left or right (#i29942#)!
        // And a bookmark with same start and end must remain to the left of the inserted text (used in XML import).
        {
            bool bAtLeastOneBookmarkMoved = false;
            bool bAtLeastOneExpandedBookmarkAtInsertionPosition = false;
            // A text node already knows its marks via its SwIndexes.
            std::set<const sw::mark::IMark*> aSeenMarks;
            const SwIndex* next;
            for (const SwIndex* pIndex = GetFirstIndex(); pIndex; pIndex = next )
            {
                next = pIndex->GetNext();
                const sw::mark::IMark* pMark = pIndex->GetMark();
                if (!pMark)
                    continue;
                // Only handle bookmarks once, if they start and end at this node as well.
                if (aSeenMarks.find(pMark) != aSeenMarks.end())
                    continue;
                aSeenMarks.insert(pMark);
                const SwPosition* pEnd = &pMark->GetMarkEnd();
                SwIndex & rEndIdx = const_cast<SwIndex&>(pEnd->nContent);
                if( this == &pEnd->nNode.GetNode() &&
                    rPos.GetIndex() == rEndIdx.GetIndex() )
                {
                    rEndIdx.Assign( &aTmpIdxReg, rEndIdx.GetIndex() );
                    bAtLeastOneBookmarkMoved = true;
                }
                else if ( !bAtLeastOneExpandedBookmarkAtInsertionPosition )
                {
                    if ( pMark->IsExpanded() )
                    {
                        const SwPosition* pStart = &pMark->GetMarkStart();
                        if ( this == &pStart->nNode.GetNode()
                             && rPos.GetIndex() == pStart->nContent.GetIndex() )
                        {
                            bAtLeastOneExpandedBookmarkAtInsertionPosition = true;
                        }
                    }
                }
            }

            bSortMarks = bAtLeastOneBookmarkMoved && bAtLeastOneExpandedBookmarkAtInsertionPosition;
        }

        // at-char anchored flys shouldn't be moved, either.
#if OSL_DEBUG_LEVEL > 0
        std::list<SwFrameFormat*> checkFormats;
        const SwFrameFormats& rFormats = *GetDoc()->GetSpzFrameFormats();
        for (SwFrameFormats::const_iterator pFormat = rFormats.begin(); pFormat != rFormats.end(); ++pFormat)
        {
            const SwFormatAnchor& rAnchor = (*pFormat)->GetAnchor();
            const SwPosition* pContentAnchor = rAnchor.GetContentAnchor();
            if (rAnchor.GetAnchorId() == FLY_AT_CHAR && pContentAnchor)
            {
                // The fly is at-char anchored and has an anchor position.
                SwIndex& rEndIdx = const_cast<SwIndex&>(pContentAnchor->nContent);
                if (&pContentAnchor->nNode.GetNode() == this && rEndIdx.GetIndex() == rPos.GetIndex())
                {
                    // The anchor position is exactly our insert position.
                    #if 0
                    rEndIdx.Assign(&aTmpIdxReg, rEndIdx.GetIndex());
                    #endif
                    checkFormats.push_back( *pFormat );
                }
            }
        }
#endif
        std::vector<SwFrameFormat*> const*const pFlys(GetAnchoredFlys());
        for (size_t i = 0; pFlys && i != pFlys->size(); ++i)
        {
            SwFrameFormat const*const pFormat = (*pFlys)[i];
            const SwFormatAnchor& rAnchor = pFormat->GetAnchor();
            const SwPosition* pContentAnchor = rAnchor.GetContentAnchor();
            if (rAnchor.GetAnchorId() == FLY_AT_CHAR && pContentAnchor)
            {
                // The fly is at-char anchored and has an anchor position.
                SwIndex& rEndIdx = const_cast<SwIndex&>(pContentAnchor->nContent);
                if (&pContentAnchor->nNode.GetNode() == this && rEndIdx.GetIndex() == rPos.GetIndex())
                {
                    // The anchor position is exactly our insert position.
                    rEndIdx.Assign(&aTmpIdxReg, rEndIdx.GetIndex());
#if OSL_DEBUG_LEVEL > 0
                    std::list<SwFrameFormat*>::iterator checkPos = std::find( checkFormats.begin(), checkFormats.end(), pFormat );
                    assert( checkPos != checkFormats.end());
                    checkFormats.erase( checkPos );
#endif
                }
            }
        }
#if OSL_DEBUG_LEVEL > 0
        assert( checkFormats.empty());
#endif
    }

    // base class
    SwIndexReg::Update( rPos, nChangeLen, bNegative, bDelete );

    if ( pCollector.get() )
    {
        const size_t nCount = pCollector->size();
        for ( size_t i = 0; i < nCount; ++i )
        {
            m_pSwpHints->TryInsertHint( (*pCollector)[ i ], *this );
        }
    }

    aTmpIdxReg.MoveTo( *this );
    if ( bSortMarks )
    {
        getIDocumentMarkAccess()->assureSortedMarkContainers();
    }

    //Any drawing objects anchored into this text node may be sorted by their
    //anchor position which may have changed here, so resort them
    SwContentFrm* pContentFrm = getLayoutFrm(GetDoc()->getIDocumentLayoutAccess().GetCurrentLayout());
    SwSortedObjs* pSortedObjs = pContentFrm ? pContentFrm->GetDrawObjs() : NULL;
    if (pSortedObjs)
        pSortedObjs->UpdateAll();
}

void SwTextNode::_ChgTextCollUpdateNum( const SwTextFormatColl *pOldColl,
                                        const SwTextFormatColl *pNewColl)
{
    SwDoc* pDoc = GetDoc();
    OSL_ENSURE( pDoc, "Kein Doc?" );
    // erfrage die OutlineLevel und update gegebenenfalls das Nodes-Array,
    // falls sich die Level geaendert haben !
    const int nOldLevel = pOldColl && pOldColl->IsAssignedToListLevelOfOutlineStyle() ?
                     pOldColl->GetAssignedOutlineStyleLevel() : MAXLEVEL;
    const int nNewLevel = pNewColl && pNewColl->IsAssignedToListLevelOfOutlineStyle() ?
                     pNewColl->GetAssignedOutlineStyleLevel() : MAXLEVEL;

    if ( MAXLEVEL != nNewLevel && -1 != nNewLevel )
    {
        SetAttrListLevel(nNewLevel);
    }
    if (pDoc)
    {
        pDoc->GetNodes().UpdateOutlineNode(*this);
    }

    SwNodes& rNds = GetNodes();
    // Update beim Level 0 noch die Fussnoten !!
    if( ( !nNewLevel || !nOldLevel) && pDoc && !pDoc->GetFootnoteIdxs().empty() &&
        FTNNUM_CHAPTER == pDoc->GetFootnoteInfo().eNum &&
        rNds.IsDocNodes() )
    {
        SwNodeIndex aTmpIndex( rNds, GetIndex());

        pDoc->GetFootnoteIdxs().UpdateFootnote( aTmpIndex);
    }

    if( pNewColl && RES_CONDTXTFMTCOLL == pNewColl->Which() )
    {
        // Erfrage die akt. Condition des TextNodes:
        ChkCondColl();
    }
}

// Wenn man sich genau am Ende einer Text- bzw. INetvorlage befindet,
// bekommt diese das DontExpand-Flag verpasst

bool SwTextNode::DontExpandFormat( const SwIndex& rIdx, bool bFlag,
                                bool bFormatToTextAttributes )
{
    const sal_Int32 nIdx = rIdx.GetIndex();
    if (bFormatToTextAttributes && nIdx == m_Text.getLength())
    {
        FormatToTextAttr( this );
    }

    bool bRet = false;
    if ( HasHints() )
    {
        const size_t nEndCnt = m_pSwpHints->Count();
        size_t nPos = nEndCnt;
        while( nPos )
        {
            SwTextAttr *pTmp = m_pSwpHints->GetSortedByEnd( --nPos );
            sal_Int32 *pEnd = pTmp->GetEnd();
            if( !pEnd || *pEnd > nIdx )
                continue;
            if( nIdx != *pEnd )
                nPos = 0;
            else if( bFlag != pTmp->DontExpand() && !pTmp->IsLockExpandFlag()
                     && *pEnd > pTmp->GetStart())
            {
                bRet = true;
                m_pSwpHints->NoteInHistory( pTmp );
                pTmp->SetDontExpand( bFlag );
            }
        }
    }
    return bRet;
}

static bool lcl_GetTextAttrDefault(sal_Int32 nIndex, sal_Int32 nHintStart, sal_Int32 nHintEnd)
{
    return ((nHintStart <= nIndex) && (nIndex <  nHintEnd));
}
static bool lcl_GetTextAttrExpand(sal_Int32 nIndex, sal_Int32 nHintStart, sal_Int32 nHintEnd)
{
    return ((nHintStart <  nIndex) && (nIndex <= nHintEnd));
}
static bool lcl_GetTextAttrParent(sal_Int32 nIndex, sal_Int32 nHintStart, sal_Int32 nHintEnd)
{
    return ((nHintStart <  nIndex) && (nIndex <  nHintEnd));
}

static void
lcl_GetTextAttrs(
    ::std::vector<SwTextAttr *> *const pVector,
    SwTextAttr **const ppTextAttr,
    SwpHints *const pSwpHints,
    sal_Int32 const nIndex, RES_TXTATR const nWhich,
    enum SwTextNode::GetTextAttrMode const eMode)
{
    size_t const nSize = (pSwpHints) ? pSwpHints->Count() : 0;
    sal_Int32 nPreviousIndex(0); // index of last hint with nWhich
    bool (*pMatchFunc)(sal_Int32, sal_Int32, sal_Int32)=0;
    switch (eMode)
    {
        case SwTextNode::DEFAULT:   pMatchFunc = &lcl_GetTextAttrDefault; break;
        case SwTextNode::EXPAND:    pMatchFunc = &lcl_GetTextAttrExpand;  break;
        case SwTextNode::PARENT:    pMatchFunc = &lcl_GetTextAttrParent;  break;
        default: assert(false);
    }

    for( size_t i = 0; i < nSize; ++i )
    {
        SwTextAttr *const pHint = pSwpHints->Get(i);
        sal_Int32 const nHintStart = pHint->GetStart();
        if (nIndex < nHintStart)
        {
            return; // hints are sorted by start, so we are done...
        }

        if (pHint->Which() != nWhich)
        {
            continue;
        }

        sal_Int32 const*const pEndIdx = pHint->GetEnd();
        // cannot have hint with no end and no dummy char
        assert(pEndIdx || pHint->HasDummyChar());
            // Wenn bExpand gesetzt ist, wird das Verhalten bei Eingabe
            // simuliert, d.h. der Start wuede verschoben, das Ende expandiert,
        bool const bContained( (pEndIdx)
            ? (*pMatchFunc)(nIndex, nHintStart, *pEndIdx)
            : (nHintStart == nIndex) );
        if (bContained)
        {
            if (pVector)
            {
                if (nPreviousIndex < nHintStart)
                {
                    pVector->clear(); // clear hints that are outside pHint
                    nPreviousIndex = nHintStart;
                }
                pVector->push_back(pHint);
            }
            else
            {
                *ppTextAttr = pHint; // and possibly overwrite outer hint
            }
            if (!pEndIdx)
            {
                break;
            }
        }
    }
}

::std::vector<SwTextAttr *>
SwTextNode::GetTextAttrsAt(sal_Int32 const nIndex, RES_TXTATR const nWhich,
                        enum GetTextAttrMode const eMode) const
{
    ::std::vector<SwTextAttr *> ret;
    lcl_GetTextAttrs(& ret, 0, m_pSwpHints, nIndex, nWhich, eMode);
    return ret;
}

SwTextAttr *
SwTextNode::GetTextAttrAt(sal_Int32 const nIndex, RES_TXTATR const nWhich,
                        enum GetTextAttrMode const eMode) const
{
    assert(    (nWhich == RES_TXTATR_META)
            || (nWhich == RES_TXTATR_METAFIELD)
            || (nWhich == RES_TXTATR_AUTOFMT)
            || (nWhich == RES_TXTATR_INETFMT)
            || (nWhich == RES_TXTATR_CJK_RUBY)
            || (nWhich == RES_TXTATR_UNKNOWN_CONTAINER)
            || (nWhich == RES_TXTATR_INPUTFIELD ) );
            // "GetTextAttrAt() will give wrong result for this hint!")

    SwTextAttr * pRet(0);
    lcl_GetTextAttrs(0, & pRet, m_pSwpHints, nIndex, nWhich, eMode);
    return pRet;
}

const SwTextInputField* SwTextNode::GetOverlappingInputField( const SwTextAttr& rTextAttr ) const
{
    const SwTextInputField* pTextInputField = NULL;

    pTextInputField = dynamic_cast<const SwTextInputField*>(GetTextAttrAt( rTextAttr.GetStart(), RES_TXTATR_INPUTFIELD, PARENT ));

    if ( pTextInputField == NULL && rTextAttr.End() != NULL )
    {
        pTextInputField = dynamic_cast<const SwTextInputField*>(GetTextAttrAt( *(rTextAttr.End()), RES_TXTATR_INPUTFIELD, PARENT ));
    }

    return pTextInputField;
}

void SwTextNode::DelFrms_TextNodePart()
{
    SetWrong( NULL );
    SetWrongDirty(WrongState::TODO);

    SetGrammarCheck( NULL );
    SetGrammarCheckDirty( true );

    SetSmartTags( NULL );
    SetSmartTagDirty( true );

    SetWordCountDirty( true );
    SetAutoCompleteWordDirty( true );
}

SwTextField* SwTextNode::GetFieldTextAttrAt(
    const sal_Int32 nIndex,
    const bool bIncludeInputFieldAtStart ) const
{
    SwTextField* pTextField = NULL;

    pTextField = dynamic_cast<SwTextField*>(GetTextAttrForCharAt( nIndex, RES_TXTATR_FIELD ));
    if ( pTextField == NULL )
    {
        pTextField = dynamic_cast<SwTextField*>(GetTextAttrForCharAt( nIndex, RES_TXTATR_ANNOTATION ));
    }
    if ( pTextField == NULL )
    {
        pTextField =
            dynamic_cast<SwTextField*>( GetTextAttrAt(
                nIndex,
                RES_TXTATR_INPUTFIELD,
                bIncludeInputFieldAtStart ? DEFAULT : PARENT ));
    }

    return pTextField;
}

static SwCharFormat* lcl_FindCharFormat( const SwCharFormats* pCharFormats, const OUString& rName )
{
    if( !rName.isEmpty() )
    {
        const size_t nArrLen = pCharFormats->size();
        for( size_t i = 1; i < nArrLen; i++ )
        {
            SwCharFormat* pFormat = (*pCharFormats)[ i ];
            if( pFormat->GetName()==rName )
                return pFormat;
        }
    }
    return NULL;
}

void lcl_CopyHint(
    const sal_uInt16 nWhich,
    const SwTextAttr * const pHt,
    SwTextAttr *const pNewHt,
    SwDoc *const pOtherDoc,
    SwTextNode *const pDest )
{
    assert(nWhich == pHt->Which()); // wrong hint-id
    switch( nWhich )
    {
    // copy nodesarray section with footnote content
    case RES_TXTATR_FTN :
            assert(pDest); // "lcl_CopyHint: no destination text node?"
            static_cast<const SwTextFootnote*>(pHt)->CopyFootnote( *static_cast<SwTextFootnote*>(pNewHt), *pDest);
            break;

    // Beim Kopieren von Feldern in andere Dokumente
    // muessen die Felder bei ihren neuen Feldtypen angemeldet werden.

    // TabellenFormel muessen relativ kopiert werden.
    case RES_TXTATR_FIELD :
        {
            if( pOtherDoc != NULL )
            {
                static_txtattr_cast<const SwTextField*>(pHt)->CopyTextField(
                        static_txtattr_cast<SwTextField*>(pNewHt));
            }

            // Tabellenformel ??
            const SwFormatField& rField = pHt->GetFormatField();
            if( RES_TABLEFLD == rField.GetField()->GetTyp()->Which()
                && static_cast<const SwTableField*>(rField.GetField())->IsIntrnlName())
            {
                // wandel die interne in eine externe Formel um
                const SwTableNode* const pDstTableNd =
                    static_txtattr_cast<const SwTextField*>(pHt)->GetTextNode().FindTableNode();
                if( pDstTableNd )
                {
                    SwTableField* const pTableField =
                        const_cast<SwTableField*>(static_cast<const SwTableField*>(
                            pNewHt->GetFormatField().GetField()));
                    pTableField->PtrToBoxNm( &pDstTableNd->GetTable() );
                }
            }
        }
        break;

    case RES_TXTATR_INPUTFIELD :
    case RES_TXTATR_ANNOTATION :
        if( pOtherDoc != NULL )
        {
            static_txtattr_cast<const SwTextField*>(pHt)->CopyTextField(
                    static_txtattr_cast<SwTextField*>(pNewHt));
        }
        break;

    case RES_TXTATR_TOXMARK :
        if( pOtherDoc && pDest && pDest->GetpSwpHints()
            && pDest->GetpSwpHints()->Contains( pNewHt ) )
        {
            // Beim Kopieren von TOXMarks(Client) in andere Dokumente
            // muss der Verzeichnis (Modify) ausgetauscht werden
            static_txtattr_cast<SwTextTOXMark*>(pNewHt)->CopyTOXMark(pOtherDoc);
        }
        break;

    case RES_TXTATR_CHARFMT :
        // Wenn wir es mit einer Zeichenvorlage zu tun haben,
        // muessen wir natuerlich auch die Formate kopieren.
        if( pDest && pDest->GetpSwpHints()
            && pDest->GetpSwpHints()->Contains( pNewHt ) )
        {
            SwCharFormat* pFormat =
                static_cast<SwCharFormat*>(pHt->GetCharFormat().GetCharFormat());

            if (pOtherDoc)
            {
                pFormat = pOtherDoc->CopyCharFormat( *pFormat );
            }
            const_cast<SwFormatCharFormat&>( static_cast<const SwFormatCharFormat&>(
                pNewHt->GetCharFormat() ) ).SetCharFormat( pFormat );
        }
        break;
    case RES_TXTATR_INETFMT :
        {
            // Wenn wir es mit benutzerdefinierten INet-Zeichenvorlagen
            // zu tun haben, muessen wir natuerlich auch die Formate kopieren.
            if( pOtherDoc && pDest && pDest->GetpSwpHints()
                && pDest->GetpSwpHints()->Contains( pNewHt ) )
            {
                const SwDoc* const pDoc = static_txtattr_cast<
                        const SwTextINetFormat*>(pHt)->GetTextNode().GetDoc();
                if ( pDoc )
                {
                    const SwCharFormats* pCharFormats = pDoc->GetCharFormats();
                    const SwFormatINetFormat& rFormat = pHt->GetINetFormat();
                    SwCharFormat* pFormat;
                    pFormat = lcl_FindCharFormat( pCharFormats, rFormat.GetINetFormat() );
                    if( pFormat )
                        pOtherDoc->CopyCharFormat( *pFormat );
                    pFormat = lcl_FindCharFormat( pCharFormats, rFormat.GetVisitedFormat() );
                    if( pFormat )
                        pOtherDoc->CopyCharFormat( *pFormat );
                }
            }
            //JP 24.04.98: Bug 49753 - ein TextNode muss am Attribut
            //              gesetzt sein, damit die Vorlagen erzeugt
            //              werden koenne
            SwTextINetFormat *const pINetHt = static_txtattr_cast<SwTextINetFormat*>(pNewHt);
            if ( !pINetHt->GetpTextNode() )
            {
                pINetHt->ChgTextNode( pDest );
            }

            //JP 22.10.97: Bug 44875 - Verbindung zum Format herstellen
            pINetHt->GetCharFormat();
            break;
        }
    case RES_TXTATR_META:
    case RES_TXTATR_METAFIELD:
        OSL_ENSURE( pNewHt, "copying Meta should not fail!" );
        OSL_ENSURE( pDest
                    && (CH_TXTATR_INWORD == pDest->GetText()[pNewHt->GetStart()]),
            "missing CH_TXTATR?");
        break;
    }
}

//  Beschreibung    kopiert Attribute an der Position nStart in pDest.
//  BP 7.6.93:      Es werden mit Absicht nur die Attribute _mit_ EndIdx
//                  kopiert! CopyAttr wird vornehmlich dann gerufen,
//                  wenn Attribute fuer einen Node mit leerem String
//                  gesetzt werden sollen.
void SwTextNode::CopyAttr( SwTextNode *pDest, const sal_Int32 nTextStartIdx,
                          const sal_Int32 nOldPos )
{
    if ( HasHints() )    // keine Attribute, keine Kekse
    {
        SwDoc* const pOtherDoc = (pDest->GetDoc() != GetDoc()) ?
                pDest->GetDoc() : 0;

        for ( size_t i = 0; i < m_pSwpHints->Count(); ++i )
        {
            SwTextAttr *const pHt = m_pSwpHints->Get(i);
            sal_Int32 const nAttrStartIdx = pHt->GetStart();
            if ( nTextStartIdx < nAttrStartIdx )
                break; // ueber das Textende, da nLen == 0

            const sal_Int32 *const pEndIdx = pHt->GetEnd();
            if ( pEndIdx && !pHt->HasDummyChar() )
            {
                sal_uInt16 const nWhich = pHt->Which();
                if (RES_TXTATR_INPUTFIELD != nWhich // fdo#74981 skip fields
                    && (    *pEndIdx > nTextStartIdx
                        || (*pEndIdx == nTextStartIdx
                            && nAttrStartIdx == nTextStartIdx)))
                {
                    if ( RES_TXTATR_REFMARK != nWhich )
                    {
                        // attribute in the area => copy
                        SwTextAttr *const pNewHt =
                            pDest->InsertItem( pHt->GetAttr(), nOldPos, nOldPos, SetAttrMode::IS_COPY);
                        if ( pNewHt )
                        {
                            lcl_CopyHint( nWhich, pHt, pNewHt,
                                pOtherDoc, pDest );
                        }
                    }
                    else if( !pOtherDoc
                             ? GetDoc()->IsCopyIsMove()
                             : 0 == pOtherDoc->GetRefMark( pHt->GetRefMark().GetRefName() ) )
                    {
                        pDest->InsertItem(
                            pHt->GetAttr(), nOldPos, nOldPos, SetAttrMode::IS_COPY);
                    }
                }
            }
        }
    }

    if( this != pDest )
    {
        // Frames benachrichtigen, sonst verschwinden die Footnote-Nummern
        SwUpdateAttr aHint(
            nOldPos,
            nOldPos,
            0);

        pDest->ModifyNotification( 0, &aHint );
    }
}

// kopiert Zeichen und Attibute in pDest, wird angehaengt
// introduction of new optional parameter to control, if all attributes have to be copied.
void SwTextNode::CopyText( SwTextNode *const pDest,
                      const SwIndex &rStart,
                      const sal_Int32 nLen,
                      const bool bForceCopyOfAllAttrs )
{
    SwIndex const aIdx( pDest, pDest->m_Text.getLength() );
    CopyText( pDest, aIdx, rStart, nLen, bForceCopyOfAllAttrs );
}

// introduction of new optional parameter to control, if all attributes have to be copied.
void SwTextNode::CopyText( SwTextNode *const pDest,
                      const SwIndex &rDestStart,
                      const SwIndex &rStart,
                      sal_Int32 nLen,
                      const bool bForceCopyOfAllAttrs )
{
    CHECK_SWPHINTS_IF_FRM(this);
    CHECK_SWPHINTS(pDest);
    sal_Int32 nTextStartIdx = rStart.GetIndex();
    sal_Int32 nDestStart = rDestStart.GetIndex();      // alte Pos merken

    if (pDest->GetDoc()->IsClipBoard() && this->GetNum())
    {
        // #i111677# cache expansion of source (for clipboard)
        pDest->m_pNumStringCache.reset( (nTextStartIdx != 0)
            ? new OUString // fdo#49076: numbering only if copy from para start
            : new OUString(this->GetNumString()));
    }

    if( !nLen )
    {
        // wurde keine Laenge angegeben, dann Kopiere die Attribute
        // an der Position rStart.
        CopyAttr( pDest, nTextStartIdx, nDestStart );

        // harte Absatz umspannende Attribute kopieren
        if( HasSwAttrSet() )
        {
            // alle, oder nur die CharAttribute ?
            // #i96213#
            if ( !bForceCopyOfAllAttrs &&
                 ( nDestStart ||
                   pDest->HasSwAttrSet() ||
                   nLen != pDest->GetText().getLength()))
            {
                SfxItemSet aCharSet( pDest->GetDoc()->GetAttrPool(),
                                    RES_CHRATR_BEGIN, RES_CHRATR_END-1,
                                    RES_TXTATR_INETFMT, RES_TXTATR_INETFMT,
                                    RES_TXTATR_CHARFMT, RES_TXTATR_CHARFMT,
                                    RES_UNKNOWNATR_BEGIN, RES_UNKNOWNATR_END-1,
                                    0 );
                aCharSet.Put( *GetpSwAttrSet() );
                if( aCharSet.Count() )
                {
                    pDest->SetAttr( aCharSet, nDestStart, nDestStart );
                }
            }
            else
            {
                GetpSwAttrSet()->CopyToModify( *pDest );
            }
        }
        return;
    }

    // 1. Text kopieren
    const sal_Int32 oldLen = pDest->m_Text.getLength();
    //JP 15.02.96: Bug 25537 - Attributbehandlung am Ende fehlt! Darum
    //              ueber die InsertMethode den Text einfuegen und nicht
    //              selbst direkt
    pDest->InsertText( m_Text.copy(nTextStartIdx, nLen), rDestStart,
                   SwInsertFlags::EMPTYEXPAND );

    // um reale Groesse Updaten !
    nLen = pDest->m_Text.getLength() - oldLen;
    if ( !nLen ) // string not longer?
        return;

    SwDoc* const pOtherDoc = (pDest->GetDoc() != GetDoc()) ? pDest->GetDoc() : 0;

    // harte Absatz umspannende Attribute kopieren
    if( HasSwAttrSet() )
    {
        // alle, oder nur die CharAttribute ?
        // #i96213#
        if ( !bForceCopyOfAllAttrs &&
             ( nDestStart ||
               pDest->HasSwAttrSet() ||
               nLen != pDest->GetText().getLength()))
        {
            SfxItemSet aCharSet( pDest->GetDoc()->GetAttrPool(),
                RES_CHRATR_BEGIN, RES_CHRATR_END-1,
                RES_TXTATR_INETFMT, RES_TXTATR_INETFMT,
                RES_TXTATR_CHARFMT, RES_TXTATR_CHARFMT,
                RES_UNKNOWNATR_BEGIN, RES_UNKNOWNATR_END-1,
                0 );
            aCharSet.Put( *GetpSwAttrSet() );
            if( aCharSet.Count() )
            {
                pDest->SetAttr( aCharSet, nDestStart, nDestStart + nLen );
            }
        }
        else
        {
            GetpSwAttrSet()->CopyToModify( *pDest );
        }
    }

    bool const bUndoNodes = !pOtherDoc
                            && GetDoc()->GetIDocumentUndoRedo().IsUndoNodes(GetNodes());

    // Ende erst jetzt holen, weil beim Kopieren in sich selbst der
    // Start-Index und alle Attribute vorher aktualisiert werden.
    nTextStartIdx = rStart.GetIndex();
    const sal_Int32 nEnd = nTextStartIdx + nLen;

    // 2. Attribute kopieren
    // durch das Attribute-Array, bis der Anfang des Geltungsbereiches
    // des Attributs hinter dem zu kopierenden Bereich liegt
    const size_t nSize = m_pSwpHints ? m_pSwpHints->Count() : 0;

    // wird in sich selbst kopiert, dann kann beim Einfuegen ein
    // Attribut geloescht werden. Darum erst ins Tmp-Array kopieren und
    // dann erst ins eigene uebertragen.
    SwpHts aArr;

    // Del-Array fuer alle RefMarks ohne Ausdehnung
    SwpHts aRefMrkArr;

    sal_Int32 nDeletedDummyChars(0);
    //Achtung: kann ungueltig sein!!
    for (size_t n = 0; n < nSize; ++n)
    {
        const sal_Int32 nAttrStartIdx = m_pSwpHints->Get(n)->GetStart();
        if (!( nAttrStartIdx < nEnd))
            break;

        SwTextAttr * const pHt = m_pSwpHints->Get(n);
        const sal_Int32 * const pEndIdx = pHt->GetEnd();
        const sal_uInt16 nWhich = pHt->Which();

        // JP 26.04.94: REFMARK's werden nie kopiert. Hat das Refmark aber
        //              keinen Bereich umspannt, so steht im Text ein 255
        //              dieses muss entfernt werden. Trick: erst kopieren,
        //              erkennen und sammeln, nach dem kopieren Loeschen.
        //              Nimmt sein Zeichen mit ins Grab !!
        // JP 14.08.95: Duerfen RefMarks gemovt werden?
        const bool bCopyRefMark = RES_TXTATR_REFMARK == nWhich
                                  && ( bUndoNodes
                                       || ( !pOtherDoc
                                            ? GetDoc()->IsCopyIsMove()
                                            : 0 == pOtherDoc->GetRefMark( pHt->GetRefMark().GetRefName() ) ) );

        if ( pEndIdx
             && RES_TXTATR_REFMARK == nWhich
             && !bCopyRefMark )
        {
            continue;
        }

        // Input Fields are only copied, if completely covered by copied text
        if ( nWhich == RES_TXTATR_INPUTFIELD )
        {
            OSL_ENSURE( pEndIdx != NULL,
                    "<SwTextNode::CopyText(..)> - RES_TXTATR_INPUTFIELD without EndIndex!" );
            if ( nAttrStartIdx < nTextStartIdx
                 || ( pEndIdx != NULL
                      && *(pEndIdx) > nEnd ) )
            {
                continue;
            }
        }

        sal_Int32 nAttrStt = 0;
        sal_Int32 nAttrEnd = 0;

        if( nAttrStartIdx < nTextStartIdx )
        {
            // start is before selection
            // copy hints with end and CH_TXTATR only if dummy char is copied
            if ( pEndIdx && (*pEndIdx > nTextStartIdx) && !pHt->HasDummyChar() )
            {
                // attribute with extent and the end is in the selection
                nAttrStt = nDestStart;
                nAttrEnd = (*pEndIdx > nEnd)
                    ? rDestStart.GetIndex()
                    : nDestStart + (*pEndIdx) - nTextStartIdx;
            }
            else
            {
                continue;
            }
        }
        else
        {
            // start is in the selection
            nAttrStt = nDestStart + ( nAttrStartIdx - nTextStartIdx );
            if( pEndIdx )
            {
                nAttrEnd = *pEndIdx > nEnd
                    ? rDestStart.GetIndex()
                    : nDestStart + ( *pEndIdx - nTextStartIdx );
            }
            else
            {
                nAttrEnd = nAttrStt;
            }
        }

        SwTextAttr * pNewHt = 0;

        if( pDest == this )
        {
            // copy the hint here, but insert it later
            pNewHt = MakeTextAttr( *GetDoc(), pHt->GetAttr(),
                    nAttrStt, nAttrEnd, COPY, pDest );

            lcl_CopyHint(nWhich, pHt, pNewHt, 0, pDest);
            aArr.push_back( pNewHt );
        }
        else
        {
            pNewHt = pDest->InsertItem(
                pHt->GetAttr(),
                nAttrStt - nDeletedDummyChars,
                nAttrEnd - nDeletedDummyChars,
                SetAttrMode::NOTXTATRCHR | SetAttrMode::IS_COPY);
            if (pNewHt)
            {
                lcl_CopyHint( nWhich, pHt, pNewHt, pOtherDoc, pDest );
            }
            else if (pHt->HasDummyChar())
            {
                // The attribute that has failed to be copied would insert
                // dummy char, so positions of the following attributes have
                // to be shifted by one to compensate for that missing char.
                ++nDeletedDummyChars;
            }
        }

        if( RES_TXTATR_REFMARK == nWhich && !pEndIdx && !bCopyRefMark )
        {
            aRefMrkArr.push_back( pNewHt );
        }
    }

    // nur falls im Array Attribute stehen (kann nur beim Kopieren
    // sich selbst passieren!!)
    for ( size_t i = 0; i < aArr.size(); ++i )
    {
        InsertHint( aArr[ i ], SetAttrMode::NOTXTATRCHR );
    }

    if( pDest->GetpSwpHints() )
    {
        for ( size_t i = 0; i < aRefMrkArr.size(); ++i )
        {
            SwTextAttr * const pNewHt = aRefMrkArr[i];
            if( pNewHt->GetEnd() )
            {
                pDest->GetpSwpHints()->Delete( pNewHt );
                pDest->DestroyAttr( pNewHt );
            }
            else
            {
                const SwIndex aIdx( pDest, pNewHt->GetStart() );
                pDest->EraseText( aIdx, 1 );
            }
        }
    }

    CHECK_SWPHINTS_IF_FRM(this);
    CHECK_SWPHINTS(pDest);
}

OUString SwTextNode::InsertText( const OUString & rStr, const SwIndex & rIdx,
        const SwInsertFlags nMode )
{
    assert(rIdx <= m_Text.getLength()); // invalid index

    const sal_Int32 aPos = rIdx.GetIndex();
    sal_Int32 nLen = m_Text.getLength() - aPos;
    sal_Int32 const nOverflow(rStr.getLength() - GetSpaceLeft());
    SAL_WARN_IF(nOverflow > 0, "sw.core",
            "SwTextNode::InsertText: node text with insertion > capacity.");
    OUString const sInserted(
        (nOverflow > 0) ? rStr.copy(0, rStr.getLength() - nOverflow) : rStr);
    if (sInserted.isEmpty())
    {
        return sInserted;
    }
    m_Text = m_Text.replaceAt(aPos, 0, sInserted);
    assert(GetSpaceLeft()>=0);
    nLen = m_Text.getLength() - aPos - nLen;
    assert(nLen != 0);

    bool bOldExpFlg = IsIgnoreDontExpand();
    if (nMode & SwInsertFlags::FORCEHINTEXPAND)
    {
        SetIgnoreDontExpand( true );
    }

    Update( rIdx, nLen ); // text content changed!

    if (nMode & SwInsertFlags::FORCEHINTEXPAND)
    {
        SetIgnoreDontExpand( bOldExpFlg );
    }

    // analog zu Insert(char) in txtedt.cxx:
    // 1) bei bHintExp leere Hints an rIdx.GetIndex suchen und aufspannen
    // 2) bei bHintExp == false mitgezogene Feldattribute zuruecksetzen

    if ( HasHints() )
    {
        bool bMergePortionsNeeded(false);
        for ( size_t i = 0; i < m_pSwpHints->Count() &&
                rIdx >= m_pSwpHints->Get(i)->GetStart(); ++i )
        {
            SwTextAttr * const pHt = m_pSwpHints->Get( i );
            sal_Int32 * const pEndIdx = pHt->GetEnd();
            if( !pEndIdx )
                continue;

            if( rIdx == *pEndIdx )
            {
                if (  (nMode & SwInsertFlags::NOHINTEXPAND) ||
                    (!(nMode & SwInsertFlags::FORCEHINTEXPAND)
                     && pHt->DontExpand()) )
                {
                    // bei leeren Attributen auch Start veraendern
                    if( rIdx == pHt->GetStart() )
                        pHt->GetStart() = pHt->GetStart() - nLen;
                    *pEndIdx = *pEndIdx - nLen;
                    m_pSwpHints->DeleteAtPos(i);
                    // could be that pHt has IsFormatIgnoreEnd set, and it's
                    // not a RSID-only hint - now we have the inserted text
                    // between pHt and its continuation... which we don't know.
                    // punt the job to MergePortions below.
                    if (pHt->IsFormatIgnoreEnd())
                    {
                        bMergePortionsNeeded = true;
                    }
                    InsertHint( pHt, SetAttrMode::NOHINTADJUST );
                }
                // empty hints at insert position?
                else if ( (nMode & SwInsertFlags::EMPTYEXPAND)
                        && (*pEndIdx == pHt->GetStart()) )
                {
                    pHt->GetStart() = pHt->GetStart() - nLen;
                    const size_t nAktLen = m_pSwpHints->Count();
                    m_pSwpHints->DeleteAtPos(i);
                    InsertHint( pHt/* AUTOSTYLES:, SetAttrMode::NOHINTADJUST*/ );
                    if ( nAktLen > m_pSwpHints->Count() && i )
                    {
                        --i;
                    }
                    continue;
                }
                else
                {
                    continue;
                }
            }
            if ( !(nMode & SwInsertFlags::NOHINTEXPAND) &&
                 rIdx == nLen && pHt->GetStart() == rIdx.GetIndex() &&
                 !pHt->IsDontExpandStartAttr() )
            {
                // Kein Feld, am Absatzanfang, HintExpand
                m_pSwpHints->DeleteAtPos(i);
                pHt->GetStart() = pHt->GetStart() - nLen;
                // no effect on format ignore flags here (para start)
                InsertHint( pHt, SetAttrMode::NOHINTADJUST );
            }
        }
        if (bMergePortionsNeeded)
        {
            m_pSwpHints->MergePortions(*this);
        }
        TryDeleteSwpHints();
    }

    if ( HasWriterListeners() )
    {
        SwInsText aHint( aPos, nLen );
        NotifyClients( 0, &aHint );
    }

    // By inserting a character, the hidden flags
    // at the TextNode can become invalid:
    SetCalcHiddenCharFlags();

    CHECK_SWPHINTS(this);
    return sInserted;
}

void SwTextNode::CutText( SwTextNode * const pDest,
            const SwIndex & rStart, const sal_Int32 nLen )
{
    assert(pDest); // Cut requires a destination
    SwIndex aDestStt(pDest, pDest->GetText().getLength());
    CutImpl( pDest, aDestStt, rStart, nLen, false );
}

void SwTextNode::CutImpl( SwTextNode * const pDest, const SwIndex & rDestStart,
         const SwIndex & rStart, sal_Int32 nLen, const bool bUpdate )
{
    assert(pDest); // Cut requires a destination

    assert(GetDoc() == pDest->GetDoc()); // must be same document

    assert(pDest != this); // destination must be different node

    if( !nLen )
    {
        // wurde keine Laenge angegeben, dann Kopiere die Attribute
        // an der Position rStart.
        CopyAttr( pDest, rStart.GetIndex(), rDestStart.GetIndex() );
        return;
    }

    sal_Int32 nTextStartIdx = rStart.GetIndex();
    sal_Int32 nDestStart = rDestStart.GetIndex();      // alte Pos merken
    const sal_Int32 nInitSize = pDest->m_Text.getLength();

    pDest->m_Text = pDest->m_Text.replaceAt(nDestStart, 0,
                        m_Text.copy(nTextStartIdx, nLen));
    m_Text = m_Text.replaceAt(nTextStartIdx, nLen, "");
    if (GetSpaceLeft() < 0)
    {   // FIXME: could only happen when called from SwRangeRedline::Show.
        // unfortunately can't really do anything here to handle that...
        abort();
    }
    nLen = pDest->m_Text.getLength() - nInitSize; // update w/ current size!
    if (!nLen)                 // String nicht gewachsen ??
        return;

    if (bUpdate)
    {
        // Update aller Indizies
        pDest->Update( rDestStart, nLen, false, true);
    }

    CHECK_SWPHINTS(pDest);

    const sal_Int32 nEnd = rStart.GetIndex() + nLen;
    bool const bUndoNodes =
        GetDoc()->GetIDocumentUndoRedo().IsUndoNodes(GetNodes());

    // harte Absatz umspannende Attribute kopieren
    if (HasSwAttrSet())
    {
        // alle, oder nur die CharAttribute ?
        if( nInitSize || pDest->HasSwAttrSet() ||
            nLen != pDest->GetText().getLength())
        {
            SfxItemSet aCharSet( pDest->GetDoc()->GetAttrPool(),
                                RES_CHRATR_BEGIN, RES_CHRATR_END-1,
                                RES_TXTATR_INETFMT, RES_TXTATR_INETFMT,
                                RES_TXTATR_CHARFMT, RES_TXTATR_CHARFMT,
                                RES_UNKNOWNATR_BEGIN, RES_UNKNOWNATR_END-1,
                                0 );
            aCharSet.Put( *GetpSwAttrSet() );
            if( aCharSet.Count() )
                pDest->SetAttr( aCharSet, nDestStart, nDestStart + nLen );
        }
        else
        {
            GetpSwAttrSet()->CopyToModify( *pDest );
        }
    }

    // 2. Attribute verschieben
    // durch das Attribute-Array, bis der Anfang des Geltungsbereiches
    // des Attributs hinter dem zu verschiebenden Bereich liegt
    bool bMergePortionsNeeded(false);
    size_t nAttrCnt = 0;
    while (m_pSwpHints && (nAttrCnt < m_pSwpHints->Count()))
    {
        SwTextAttr * const pHt = m_pSwpHints->Get(nAttrCnt);
        const sal_Int32 nAttrStartIdx = pHt->GetStart();
        if (!( nAttrStartIdx < nEnd ))
            break;
        const sal_Int32 * const pEndIdx = pHt->GetEnd();
        const sal_uInt16 nWhich = pHt->Which();
        SwTextAttr *pNewHt = 0;

        // if the hint has a dummy character, then it must not be split!
        if(nAttrStartIdx < nTextStartIdx)
        {
            // Anfang liegt vor dem Bereich
            if (!pHt->HasDummyChar() && ( RES_TXTATR_REFMARK != nWhich
                || bUndoNodes ) && pEndIdx && *pEndIdx > nTextStartIdx)
            {
                // Attribut mit einem Bereich
                // und das Ende des Attribut liegt im Bereich
                pNewHt = MakeTextAttr( *pDest->GetDoc(), pHt->GetAttr(),
                                nDestStart,
                                nDestStart + (
                                    *pEndIdx > nEnd
                                        ? nLen
                                        : *pEndIdx - nTextStartIdx ) );
            }
        }
        else
        {
            // der Anfang liegt vollstaendig im Bereich
            if (!pEndIdx || *pEndIdx < nEnd ||
                (!bUndoNodes && RES_TXTATR_REFMARK == nWhich)
                || pHt->HasDummyChar() )
            {
                // do not delete note and later add it -> sidebar flickering
                if (GetDoc()->GetDocShell())
                {
                    GetDoc()->GetDocShell()->Broadcast( SfxSimpleHint(SFX_HINT_USER04));
                }
                // Attribut verschieben
                m_pSwpHints->Delete( pHt );
                // die Start/End Indicies neu setzen
                if (pHt->IsFormatIgnoreStart() || pHt->IsFormatIgnoreEnd())
                {
                    bMergePortionsNeeded = true;
                }
                pHt->GetStart() =
                        nDestStart + (nAttrStartIdx - nTextStartIdx);
                if (pEndIdx)
                {
                    *pHt->GetEnd() = nDestStart + (
                                    *pEndIdx > nEnd
                                        ? nLen
                                        : *pEndIdx - nTextStartIdx );
                }
                pDest->InsertHint( pHt,
                          SetAttrMode::NOTXTATRCHR
                        | SetAttrMode::DONTREPLACE );
                if (GetDoc()->GetDocShell())
                {
                    GetDoc()->GetDocShell()->Broadcast( SfxSimpleHint(SFX_HINT_USER04));
                }
                continue;           // while-Schleife weiter, ohne ++ !
            }
                // das Ende liegt dahinter
            else if (RES_TXTATR_REFMARK != nWhich || bUndoNodes)
            {
                pNewHt = MakeTextAttr( *GetDoc(), pHt->GetAttr(),
                              nDestStart + (nAttrStartIdx - nTextStartIdx),
                              nDestStart + (*pEndIdx > nEnd
                                             ? nLen
                                             : *pEndIdx - nTextStartIdx));
            }
        }
        if (pNewHt)
        {
            const bool bSuccess( pDest->InsertHint( pNewHt,
                          SetAttrMode::NOTXTATRCHR
                        | SetAttrMode::DONTREPLACE
                        | SetAttrMode::IS_COPY) );
            if (bSuccess)
            {
                lcl_CopyHint( nWhich, pHt, pNewHt, nullptr, pDest );
            }
        }
        ++nAttrCnt;
    }
    // sollten jetzt noch leere Attribute rumstehen, dann haben diese
    // eine hoehere Praezedenz. Also herausholen und das Array updaten.
    // Die dabei entstehenden leeren Hints werden von den gesicherten
    // "uebergeplaettet".   (Bug: 6977)
    if (m_pSwpHints && nAttrCnt < m_pSwpHints->Count())
    {
        SwpHts aArr;
        while (nAttrCnt < m_pSwpHints->Count())
        {
            SwTextAttr * const pHt = m_pSwpHints->Get(nAttrCnt);
            if (nEnd != pHt->GetStart())
                break;
            const sal_Int32 * const pEndIdx = pHt->GetEnd();
            if (pEndIdx && *pEndIdx == nEnd)
            {
                aArr.push_back( pHt );
                m_pSwpHints->Delete( pHt );
            }
            else
            {
                ++nAttrCnt;
            }
        }
        Update( rStart, nLen, true, true );

        for (size_t n = 0; n < aArr.size(); ++n)
        {
            SwTextAttr * const pHt = aArr[ n ];
            pHt->GetStart() = *pHt->GetEnd() = rStart.GetIndex();
            InsertHint( pHt );
        }
    }
    else
    {
        Update( rStart, nLen, true, true );
    }

    if (bMergePortionsNeeded)
    {
        m_pSwpHints->MergePortions(*this);
    }

    CHECK_SWPHINTS(this);

    TryDeleteSwpHints();

    // Frames benachrichtigen;
    SwInsText aInsHint( nDestStart, nLen );
    pDest->ModifyNotification( 0, &aInsHint );
    SwDelText aDelHint( nTextStartIdx, nLen );
    ModifyNotification( 0, &aDelHint );
}

void SwTextNode::EraseText(const SwIndex &rIdx, const sal_Int32 nCount,
        const SwInsertFlags nMode )
{
    assert(rIdx <= m_Text.getLength()); // invalid index

    const sal_Int32 nStartIdx = rIdx.GetIndex();
    const sal_Int32 nCnt = (nCount==SAL_MAX_INT32)
                      ? m_Text.getLength() - nStartIdx : nCount;
    const sal_Int32 nEndIdx = nStartIdx + nCnt;
    m_Text = m_Text.replaceAt(nStartIdx, nCnt, "");

    /* GCAttr(); alle leeren weggwerfen ist zu brutal.
     * Es duerfen nur die wegggeworfen werden,
     * die im Bereich liegen und nicht am Ende des Bereiches liegen
     */

    for ( size_t i = 0; m_pSwpHints && i < m_pSwpHints->Count(); ++i )
    {
        SwTextAttr *pHt = m_pSwpHints->Get(i);

        const sal_Int32 nHintStart = pHt->GetStart();

        if ( nHintStart < nStartIdx )
            continue;

        if ( nHintStart > nEndIdx )
            break; // hints are sorted by end, so break here

        const sal_Int32* pHtEndIdx = pHt->GetEnd();
        const sal_uInt16 nWhich = pHt->Which();

        if( !pHtEndIdx )
        {
                    // attribute with neither end nor CH_TXTATR?
            assert(pHt->HasDummyChar());
            if (isTXTATR(nWhich) &&
                (nHintStart >= nStartIdx) && (nHintStart < nEndIdx))
            {
                m_pSwpHints->DeleteAtPos(i);
                DestroyAttr( pHt );
                --i;
            }
            continue;
        }

       assert(!( (nHintStart < nEndIdx) && (*pHtEndIdx > nEndIdx)
                    && pHt->HasDummyChar() )
                // next line: deleting exactly dummy char: DeleteAttributes
                || ((nHintStart == nStartIdx) && (nHintStart + 1 == nEndIdx)));
                // "ERROR: deleting left-overlapped attribute with CH_TXTATR");

        // Delete the hint if:
        // 1. The hint ends before the deletion end position or
        // 2. The hint ends at the deletion end position and
        //    we are not in empty expand mode and
        //    the hint is a [toxmark|refmark|ruby|inputfield] text attribute
        // 3. deleting exactly the dummy char of an hint with end and dummy
        //    char deletes the hint
        if (   (*pHtEndIdx < nEndIdx)
            || ( (*pHtEndIdx == nEndIdx)     &&
                 !(SwInsertFlags::EMPTYEXPAND & nMode)  &&
                 (  (RES_TXTATR_TOXMARK == nWhich)  ||
                    (RES_TXTATR_REFMARK == nWhich)  ||
                    (RES_TXTATR_CJK_RUBY == nWhich) ||
                    (RES_TXTATR_INPUTFIELD == nWhich) ) )
            || ( (nHintStart < nEndIdx)     &&
                 pHt->HasDummyChar()        )
           )
        {
            m_pSwpHints->DeleteAtPos(i);
            DestroyAttr( pHt );
            --i;
        }
    }

    OSL_ENSURE(rIdx.GetIndex() == nStartIdx, "huh? start index has changed?");

    TryDeleteSwpHints();

    Update( rIdx, nCnt, true );

    if( 1 == nCnt )
    {
        SwDelChr aHint( nStartIdx );
        NotifyClients( 0, &aHint );
    }
    else
    {
        SwDelText aHint( nStartIdx, nCnt );
        NotifyClients( 0, &aHint );
    }

    OSL_ENSURE(rIdx.GetIndex() == nStartIdx, "huh? start index has changed?");

    // By deleting a character, the hidden flags
    // at the TextNode can become invalid:
    SetCalcHiddenCharFlags();

    CHECK_SWPHINTS(this);
}

void SwTextNode::GCAttr()
{
    if ( !HasHints() )
        return;

    bool   bChanged = false;
    sal_Int32 nMin = m_Text.getLength();
    sal_Int32 nMax = 0;
    const bool bAll = nMin != 0; // Bei leeren Absaetzen werden nur die
                           // INet-Formate entfernt.

    for ( size_t i = 0; m_pSwpHints && i < m_pSwpHints->Count(); ++i )
    {
        SwTextAttr * const pHt = m_pSwpHints->Get(i);

        // wenn Ende und Start gleich sind --> loeschen
        const sal_Int32 * const pEndIdx = pHt->GetEnd();
        if (pEndIdx && !pHt->HasDummyChar() && (*pEndIdx == pHt->GetStart())
            && ( bAll || pHt->Which() == RES_TXTATR_INETFMT ) )
        {
            bChanged = true;
            nMin = std::min( nMin, pHt->GetStart() );
            nMax = std::max( nMax, *pHt->GetEnd() );
            DestroyAttr( m_pSwpHints->Cut(i) );
            --i;
        }
        else
        {
            pHt->SetDontExpand( false );
        }
    }
    TryDeleteSwpHints();

    if(bChanged)
    {
        //TextFrm's reagieren auf aHint, andere auf aNew
        SwUpdateAttr aHint(
            nMin,
            nMax,
            0);

        NotifyClients( 0, &aHint );
        SwFormatChg aNew( GetTextColl() );
        NotifyClients( 0, &aNew );
    }
}

// #i23726#
SwNumRule* SwTextNode::_GetNumRule(bool bInParent) const
{
    SwNumRule* pRet = 0;

    const SfxPoolItem* pItem = GetNoCondAttr( RES_PARATR_NUMRULE, bInParent );
    bool bNoNumRule = false;
    if ( pItem )
    {
        OUString sNumRuleName =
            static_cast<const SwNumRuleItem *>(pItem)->GetValue();
        if (!sNumRuleName.isEmpty())
        {
            pRet = GetDoc()->FindNumRulePtr( sNumRuleName );
        }
        else // numbering is turned off
            bNoNumRule = true;
    }

    if ( !bNoNumRule )
    {
        if ( pRet && pRet == GetDoc()->GetOutlineNumRule() &&
             ( !HasSwAttrSet() ||
               SfxItemState::SET !=
                GetpSwAttrSet()->GetItemState( RES_PARATR_NUMRULE, false ) ) )
        {
            SwTextFormatColl* pColl = GetTextColl();
            if ( pColl )
            {
                const SwNumRuleItem& rDirectItem = pColl->GetNumRule( false );
                if ( rDirectItem.GetValue().isEmpty() )
                {
                    pRet = 0L;
                }
            }
        }
    }

    return pRet;
}

SwNumRule* SwTextNode::GetNumRule(bool bInParent) const
{
    return _GetNumRule(bInParent);
}

void SwTextNode::NumRuleChgd()
{
    if ( IsInList() )
    {
        SwNumRule* pNumRule = GetNumRule();
        if ( pNumRule && pNumRule != GetNum()->GetNumRule() )
        {
            mpNodeNum->ChangeNumRule( *pNumRule );
        }
    }

    if( IsInCache() )
    {
        SwFrm::GetCache().Delete( this );
        SetInCache( false );
    }
    SetInSwFntCache( false );

    // Sending "noop" modify in order to cause invalidations of registered
    // <SwTextFrm> instances to get the list style change respectively the change
    // in the list tree reflected in the layout.
    // Important note:
    {
        SvxLRSpaceItem& rLR = (SvxLRSpaceItem&)GetSwAttrSet().GetLRSpace();
        NotifyClients( &rLR, &rLR );
    }

    SetWordCountDirty( true );
}

// -> #i27615#
bool SwTextNode::IsNumbered() const
{
    SwNumRule* pRule = GetNum() ? GetNum()->GetNumRule() : 0L;
    return pRule && IsCountedInList();
}

bool SwTextNode::HasMarkedLabel() const
{
    bool bResult = false;

    if ( IsInList() )
    {
        bResult =
            GetDoc()->getIDocumentListsAccess().getListByName( GetListId() )->IsListLevelMarked( GetActualListLevel() );
    }

    return bResult;
}
// <- #i27615#

SwTextNode* SwTextNode::_MakeNewTextNode( const SwNodeIndex& rPos, bool bNext,
                                       bool bChgFollow )
{
    /* hartes PageBreak/PageDesc/ColumnBreak aus AUTO-Set ignorieren */
    SwAttrSet* pNewAttrSet = 0;
    // #i75353#
    bool bClearHardSetNumRuleWhenFormatCollChanges( false );
    if( HasSwAttrSet() )
    {
        pNewAttrSet = new SwAttrSet( *GetpSwAttrSet() );
        const SfxItemSet* pTmpSet = GetpSwAttrSet();

        if( bNext )     // der naechste erbt keine Breaks!
            pTmpSet = pNewAttrSet;

        // PageBreaks/PageDesc/ColBreak rausschmeissen.
        bool bRemoveFromCache = false;
        std::vector<sal_uInt16> aClearWhichIds;
        if ( bNext )
            bRemoveFromCache = ( 0 != pNewAttrSet->ClearItem( RES_PAGEDESC ) );
        else
            aClearWhichIds.push_back( RES_PAGEDESC );

        if( SfxItemState::SET == pTmpSet->GetItemState( RES_BREAK, false ) )
        {
            if ( bNext )
                pNewAttrSet->ClearItem( RES_BREAK );
            else
                aClearWhichIds.push_back( RES_BREAK );
            bRemoveFromCache = true;
        }
        if( SfxItemState::SET == pTmpSet->GetItemState( RES_KEEP, false ) )
        {
            if ( bNext )
                pNewAttrSet->ClearItem( RES_KEEP );
            else
                aClearWhichIds.push_back( RES_KEEP );
            bRemoveFromCache = true;
        }
        if( SfxItemState::SET == pTmpSet->GetItemState( RES_PARATR_SPLIT, false ) )
        {
            if ( bNext )
                pNewAttrSet->ClearItem( RES_PARATR_SPLIT );
            else
                aClearWhichIds.push_back( RES_PARATR_SPLIT );
            bRemoveFromCache = true;
        }
        if(SfxItemState::SET == pTmpSet->GetItemState(RES_PARATR_NUMRULE, false))
        {
            SwNumRule * pRule = GetNumRule();

            if (pRule && IsOutline())
            {
                if ( bNext )
                    pNewAttrSet->ClearItem(RES_PARATR_NUMRULE);
                else
                {
                    // #i75353#
                    // No clear of hard set numbering rule at an outline paragraph at this point.
                    // Only if the paragraph style changes - see below.
                    bClearHardSetNumRuleWhenFormatCollChanges = true;
                }
                bRemoveFromCache = true;
            }
        }

        if ( !aClearWhichIds.empty() )
            bRemoveFromCache = 0 != ClearItemsFromAttrSet( aClearWhichIds );

        if( !bNext && bRemoveFromCache && IsInCache() )
        {
            SwFrm::GetCache().Delete( this );
            SetInCache( false );
        }
    }
    SwNodes& rNds = GetNodes();

    SwTextFormatColl* pColl = GetTextColl();

    SwTextNode *pNode = new SwTextNode( rPos, pColl, pNewAttrSet );

    delete pNewAttrSet;

    const SwNumRule* pRule = GetNumRule();
    if( pRule && pRule == pNode->GetNumRule() && rNds.IsDocNodes() )
    {
        // #i55459#
        // - correction: parameter <bNext> has to be checked, as it was in the
        //   previous implementation.
        if ( !bNext && !IsCountedInList() )
            SetCountedInList(true);
    }

    // jetzt kann es sein, das durch die Nummerierung dem neuen Node eine
    // Vorlage aus dem Pool zugewiesen wurde. Dann darf diese nicht
    // nochmal uebergeplaettet werden !!
    if( pColl != pNode->GetTextColl() ||
        ( bChgFollow && pColl != GetTextColl() ))
        return pNode;       // mehr duerfte nicht gemacht werden oder ????

    pNode->_ChgTextCollUpdateNum( 0, pColl ); // fuer Nummerierung/Gliederung
    if( bNext || !bChgFollow )
        return pNode;

    SwTextFormatColl *pNextColl = &pColl->GetNextTextFormatColl();
    // #i101870#
    // perform action on different paragraph styles before applying the new paragraph style
    if (pNextColl != pColl)
    {
        // #i75353#
        if ( bClearHardSetNumRuleWhenFormatCollChanges )
        {
            std::vector<sal_uInt16> aClearWhichIds;
            aClearWhichIds.push_back( RES_PARATR_NUMRULE );
            if ( ClearItemsFromAttrSet( aClearWhichIds ) != 0 && IsInCache() )
            {
                SwFrm::GetCache().Delete( this );
                SetInCache( false );
            }
        }
    }
    ChgFormatColl( pNextColl );

    return pNode;
}

SwContentNode* SwTextNode::AppendNode( const SwPosition & rPos )
{
    // Position hinter dem eingefuegt wird
    SwNodeIndex aIdx( rPos.nNode, 1 );
    SwTextNode* pNew = _MakeNewTextNode( aIdx );

    // reset list attributes at appended text node
    pNew->ResetAttr( RES_PARATR_LIST_ISRESTART );
    pNew->ResetAttr( RES_PARATR_LIST_RESTARTVALUE );
    pNew->ResetAttr( RES_PARATR_LIST_ISCOUNTED );
    if ( pNew->GetNumRule() == 0 )
    {
        pNew->ResetAttr( RES_PARATR_LIST_ID );
        pNew->ResetAttr( RES_PARATR_LIST_LEVEL );
    }

    if (!IsInList() && GetNumRule() && !GetListId().isEmpty())
    {
        AddToList();
    }

    if( HasWriterListeners() )
        MakeFrms( *pNew );
    return pNew;
}

SwTextAttr * SwTextNode::GetTextAttrForCharAt(
    const sal_Int32 nIndex,
    const RES_TXTATR nWhich ) const
{
    if ( HasHints() )
    {
        for ( size_t i = 0; i < m_pSwpHints->Count(); ++i )
        {
            SwTextAttr * const pHint = m_pSwpHints->Get(i);
            const sal_Int32 nStartPos = pHint->GetStart();
            if ( nIndex < nStartPos )
            {
                return 0;
            }
            if ( (nIndex == nStartPos) && pHint->HasDummyChar() )
            {
                return ( RES_TXTATR_END == nWhich || nWhich == pHint->Which() )
                       ? pHint : 0;
            }
        }
    }
    return 0;
}

namespace
{

inline sal_uInt16 lcl_BoundListLevel(const int nActualLevel)
{
    return static_cast<sal_uInt16>( std::min( std::max(nActualLevel, 0), MAXLEVEL-1 ) );
}

}

// -> #i29560#
bool SwTextNode::HasNumber() const
{
    bool bResult = false;

    const SwNumRule* pRule = GetNum() ? GetNum()->GetNumRule() : 0L;
    if ( pRule )
    {
        SwNumFormat aFormat(pRule->Get(lcl_BoundListLevel(GetActualListLevel())));

        // #i40041#
        bResult = aFormat.IsEnumeration() &&
            SVX_NUM_NUMBER_NONE != aFormat.GetNumberingType();
    }

    return bResult;
}

bool SwTextNode::HasBullet() const
{
    bool bResult = false;

    const SwNumRule* pRule = GetNum() ? GetNum()->GetNumRule() : 0L;
    if ( pRule )
    {
        SwNumFormat aFormat(pRule->Get(lcl_BoundListLevel(GetActualListLevel())));

        bResult = aFormat.IsItemize();
    }

    return bResult;
}
// <- #i29560#

// #128041# - introduce parameter <_bInclPrefixAndSuffixStrings>
//i53420 added max outline parameter
OUString SwTextNode::GetNumString( const bool _bInclPrefixAndSuffixStrings,
        const unsigned int _nRestrictToThisLevel ) const
{
    if (GetDoc()->IsClipBoard() && m_pNumStringCache.get())
    {
        // #i111677# do not expand number strings in clipboard documents
        return *m_pNumStringCache;
    }
    const SwNumRule* pRule = GetNum() ? GetNum()->GetNumRule() : 0L;
    if ( pRule &&
         IsCountedInList() )
    {
        SvxNumberType const& rNumberType(
                pRule->Get( lcl_BoundListLevel(GetActualListLevel()) ) );
        if (rNumberType.IsTextFormat() ||

            (style::NumberingType::NUMBER_NONE == rNumberType.GetNumberingType()))
        {
            return pRule->MakeNumString( GetNum()->GetNumberVector(),
                                     _bInclPrefixAndSuffixStrings,
                                     false,
                                     _nRestrictToThisLevel );
        }
    }

    return OUString();
}

long SwTextNode::GetLeftMarginWithNum( bool bTextLeft ) const
{
    long nRet = 0;
    const SwNumRule* pRule = GetNum() ? GetNum()->GetNumRule() : 0L;
    if( pRule )
    {
        const SwNumFormat& rFormat = pRule->Get(lcl_BoundListLevel(GetActualListLevel()));

        if ( rFormat.GetPositionAndSpaceMode() == SvxNumberFormat::LABEL_WIDTH_AND_POSITION )
        {
            nRet = rFormat.GetAbsLSpace();

            if( !bTextLeft )
            {
                if( 0 > rFormat.GetFirstLineOffset() &&
                    nRet > -rFormat.GetFirstLineOffset() )
                    nRet = nRet + rFormat.GetFirstLineOffset();
                else
                    nRet = 0;
            }

            if( pRule->IsAbsSpaces() )
                nRet = nRet - GetSwAttrSet().GetLRSpace().GetLeft();
        }
        else if ( rFormat.GetPositionAndSpaceMode() == SvxNumberFormat::LABEL_ALIGNMENT )
        {
            if ( AreListLevelIndentsApplicable() )
            {
                nRet = rFormat.GetIndentAt();
                // #i90401#
                // Only negative first line indents have consider for the left margin
                if ( !bTextLeft &&
                     rFormat.GetFirstLineIndent() < 0 )
                {
                    nRet = nRet + rFormat.GetFirstLineIndent();
                }
            }
        }
    }

    return nRet;
}

bool SwTextNode::GetFirstLineOfsWithNum( short& rFLOffset ) const
{
    // #i95907#
    rFLOffset = 0;

    // #i51089#
    const SwNumRule* pRule = GetNum() ? GetNum()->GetNumRule() : 0L;
    if ( pRule )
    {
        if ( IsCountedInList() )
        {
            const SwNumFormat& rFormat = pRule->Get(lcl_BoundListLevel(GetActualListLevel()));
            if ( rFormat.GetPositionAndSpaceMode() == SvxNumberFormat::LABEL_WIDTH_AND_POSITION )
            {
                rFLOffset = rFormat.GetFirstLineOffset();

                if (!getIDocumentSettingAccess()->get(DocumentSettingId::IGNORE_FIRST_LINE_INDENT_IN_NUMBERING))
                {
                    SvxLRSpaceItem aItem = GetSwAttrSet().GetLRSpace();
                    rFLOffset = rFLOffset + aItem.GetTextFirstLineOfst();
                }
            }
            else if ( rFormat.GetPositionAndSpaceMode() == SvxNumberFormat::LABEL_ALIGNMENT )
            {
                if ( AreListLevelIndentsApplicable() )
                {
                    rFLOffset = rFormat.GetFirstLineIndent();
                }
                else if (!getIDocumentSettingAccess()->get(DocumentSettingId::IGNORE_FIRST_LINE_INDENT_IN_NUMBERING))
                {
                    SvxLRSpaceItem aItem = GetSwAttrSet().GetLRSpace();
                    rFLOffset = aItem.GetTextFirstLineOfst();
                }
            }
        }

        return true;
    }

    rFLOffset = GetSwAttrSet().GetLRSpace().GetTextFirstLineOfst();
    return false;
}

SwTwips SwTextNode::GetAdditionalIndentForStartingNewList() const
{
    SwTwips nAdditionalIndent = 0;

    const SwNumRule* pRule = GetNum() ? GetNum()->GetNumRule() : 0L;
    if ( pRule )
    {
        const SwNumFormat& rFormat = pRule->Get(lcl_BoundListLevel(GetActualListLevel()));
        if ( rFormat.GetPositionAndSpaceMode() == SvxNumberFormat::LABEL_WIDTH_AND_POSITION )
        {
            nAdditionalIndent = GetSwAttrSet().GetLRSpace().GetLeft();

            if (getIDocumentSettingAccess()->get(DocumentSettingId::IGNORE_FIRST_LINE_INDENT_IN_NUMBERING))
            {
                nAdditionalIndent = nAdditionalIndent -
                                    GetSwAttrSet().GetLRSpace().GetTextFirstLineOfst();
            }
        }
        else if ( rFormat.GetPositionAndSpaceMode() == SvxNumberFormat::LABEL_ALIGNMENT )
        {
            if ( AreListLevelIndentsApplicable() )
            {
                nAdditionalIndent = rFormat.GetIndentAt() + rFormat.GetFirstLineIndent();
            }
            else
            {
                nAdditionalIndent = GetSwAttrSet().GetLRSpace().GetLeft();
                if (getIDocumentSettingAccess()->get(DocumentSettingId::IGNORE_FIRST_LINE_INDENT_IN_NUMBERING))
                {
                    nAdditionalIndent = nAdditionalIndent -
                                        GetSwAttrSet().GetLRSpace().GetTextFirstLineOfst();
                }
            }
        }
    }
    else
    {
        nAdditionalIndent = GetSwAttrSet().GetLRSpace().GetLeft();
    }

    return nAdditionalIndent;
}

// #i96772#
void SwTextNode::ClearLRSpaceItemDueToListLevelIndents( SvxLRSpaceItem& o_rLRSpaceItem ) const
{
    if ( AreListLevelIndentsApplicable() )
    {
        const SwNumRule* pRule = GetNumRule();
        if ( pRule && GetActualListLevel() >= 0 )
        {
            const SwNumFormat& rFormat = pRule->Get(lcl_BoundListLevel(GetActualListLevel()));
            if ( rFormat.GetPositionAndSpaceMode() == SvxNumberFormat::LABEL_ALIGNMENT )
            {
                SvxLRSpaceItem aLR( RES_LR_SPACE );
                o_rLRSpaceItem = aLR;
            }
        }
    }
}

// #i91133#
long SwTextNode::GetLeftMarginForTabCalculation() const
{
    long nLeftMarginForTabCalc = 0;

    bool bLeftMarginForTabCalcSetToListLevelIndent( false );
    const SwNumRule* pRule = GetNum() ? GetNum()->GetNumRule() : 0;
    if( pRule )
    {
        const SwNumFormat& rFormat = pRule->Get(lcl_BoundListLevel(GetActualListLevel()));
        if ( rFormat.GetPositionAndSpaceMode() == SvxNumberFormat::LABEL_ALIGNMENT )
        {
            if ( AreListLevelIndentsApplicable() )
            {
                nLeftMarginForTabCalc = rFormat.GetIndentAt();
                bLeftMarginForTabCalcSetToListLevelIndent = true;
            }
        }
    }
    if ( !bLeftMarginForTabCalcSetToListLevelIndent )
    {
        nLeftMarginForTabCalc = GetSwAttrSet().GetLRSpace().GetTextLeft();
    }

    return nLeftMarginForTabCalc;
}

static void Replace0xFF(
    SwTextNode const& rNode,
    OUStringBuffer & rText,
    sal_Int32 & rTextStt,
    sal_Int32 nEndPos,
    bool const bExpandFields,
    bool const bExpandFootnote = true )
{
    if (rNode.GetpSwpHints())
    {
        sal_Unicode cSrchChr = CH_TXTATR_BREAKWORD;
        for( int nSrchIter = 0; 2 > nSrchIter; ++nSrchIter, cSrchChr = CH_TXTATR_INWORD )
        {
            sal_Int32 nPos = rText.indexOf(cSrchChr);
            while (-1 != nPos && nPos < nEndPos)
            {
                const SwTextAttr* const pAttr =
                    rNode.GetTextAttrForCharAt(rTextStt + nPos);
                if( pAttr )
                {
                    switch( pAttr->Which() )
                    {
                    case RES_TXTATR_FIELD:
                    case RES_TXTATR_ANNOTATION:
                        rText.remove(nPos, 1);
                        if( bExpandFields )
                        {
                            const OUString aExpand(
                                static_txtattr_cast<SwTextField const*>(pAttr)->GetFormatField().GetField()->ExpandField(true));
                            rText.insert(nPos, aExpand);
                            nPos = nPos + aExpand.getLength();
                            nEndPos = nEndPos + aExpand.getLength();
                            rTextStt = rTextStt - aExpand.getLength();
                        }
                        ++rTextStt;
                        break;

                    case RES_TXTATR_FTN:
                        rText.remove(nPos, 1);
                        if( bExpandFields && bExpandFootnote )
                        {
                            const SwFormatFootnote& rFootnote = pAttr->GetFootnote();
                            OUString sExpand;
                            if( !rFootnote.GetNumStr().isEmpty() )
                                sExpand = rFootnote.GetNumStr();
                            else if( rFootnote.IsEndNote() )
                                sExpand = rNode.GetDoc()->GetEndNoteInfo().aFormat.
                                                GetNumStr( rFootnote.GetNumber() );
                            else
                                sExpand = rNode.GetDoc()->GetFootnoteInfo().aFormat.
                                                GetNumStr( rFootnote.GetNumber() );
                            rText.insert(nPos, sExpand);
                            nPos = nPos + sExpand.getLength();
                            nEndPos = nEndPos + sExpand.getLength();
                            rTextStt = rTextStt - sExpand.getLength();
                        }
                        ++rTextStt;
                        break;

                    default:
                        rText.remove(nPos, 1);
                        ++rTextStt;
                    }
                }
                else
                    ++nPos, ++nEndPos;
                nPos = rText.indexOf(cSrchChr, nPos);
            }
        }
    }
}

// Expand fields
// #i83479# - handling of new parameters
OUString SwTextNode::GetExpandText(  const sal_Int32 nIdx,
                                   const sal_Int32 nLen,
                                   const bool bWithNum,
                                   const bool bAddSpaceAfterListLabelStr,
                                   const bool bWithSpacesForLevel,
                                   const bool bWithFootnote ) const

{
    ExpandMode eMode = ExpandMode::ExpandFields;
    if (bWithFootnote)
        eMode |= ExpandMode::ExpandFootnote;

    ModelToViewHelper aConversionMap(*this, eMode);
    OUString aExpandText = aConversionMap.getViewText();
    const sal_Int32 nExpandBegin = aConversionMap.ConvertToViewPosition( nIdx );
    sal_Int32 nEnd = nLen == -1 ? GetText().getLength() : nIdx + nLen;
    const sal_Int32 nExpandEnd = aConversionMap.ConvertToViewPosition( nEnd );
    OUStringBuffer aText(aExpandText.copy(nExpandBegin, nExpandEnd-nExpandBegin));

    // remove dummy characters of Input Fields
    comphelper::string::remove(aText, CH_TXT_ATR_INPUTFIELDSTART);
    comphelper::string::remove(aText, CH_TXT_ATR_INPUTFIELDEND);

    if( bWithNum )
    {
        if ( !GetNumString().isEmpty() )
        {
            if ( bAddSpaceAfterListLabelStr )
            {
                const sal_Unicode aSpace = ' ';
                aText.insert(0, aSpace);
            }
            aText.insert(0, GetNumString());
        }
    }

    if (bWithSpacesForLevel)
    {
        const sal_Unicode aSpace = ' ';
        for (int nLevel = GetActualListLevel(); nLevel > 0; --nLevel)
        {
            aText.insert(0, aSpace);
            aText.insert(0, aSpace);
        }
    }

    return aText.makeStringAndClear();
}

bool SwTextNode::GetExpandText( SwTextNode& rDestNd, const SwIndex* pDestIdx,
                        sal_Int32 nIdx, sal_Int32 nLen, bool bWithNum,
                        bool bWithFootnote, bool bReplaceTabsWithSpaces ) const
{
    if( &rDestNd == this )
        return false;

    SwIndex aDestIdx(&rDestNd, rDestNd.GetText().getLength());
    if( pDestIdx )
        aDestIdx = *pDestIdx;
    const sal_Int32 nDestStt = aDestIdx.GetIndex();

    // Text einfuegen
    OUStringBuffer buf(GetText());
    if( bReplaceTabsWithSpaces )
        buf.replace('\t', ' ');

    // mask hidden characters
    const sal_Unicode cChar = CH_TXTATR_BREAKWORD;
    SwScriptInfo::MaskHiddenRanges(*this, buf, 0, buf.getLength(), cChar);

    buf.remove(0, nIdx);
    if (nLen != -1)
    {
        buf.truncate(nLen);
    }
    // remove dummy characters of Input Fields
    {
        comphelper::string::remove(buf, CH_TXT_ATR_INPUTFIELDSTART);
        comphelper::string::remove(buf, CH_TXT_ATR_INPUTFIELDEND);
    }
    rDestNd.InsertText(buf.makeStringAndClear(), aDestIdx);
    nLen = aDestIdx.GetIndex() - nDestStt;

    // alle FontAttribute mit CHARSET Symbol in dem Bereich setzen
    if ( HasHints() )
    {
        sal_Int32 nInsPos = nDestStt - nIdx;
        for ( size_t i = 0; i < m_pSwpHints->Count(); ++i )
        {
            const SwTextAttr* pHt = m_pSwpHints->Get(i);
            const sal_Int32 nAttrStartIdx = pHt->GetStart();
            const sal_uInt16 nWhich = pHt->Which();
            if (nIdx + nLen <= nAttrStartIdx)
                break;      // ueber das Textende

            const sal_Int32 *pEndIdx = pHt->End();
            if( pEndIdx && *pEndIdx > nIdx &&
                ( RES_CHRATR_FONT == nWhich ||
                  RES_TXTATR_CHARFMT == nWhich ||
                  RES_TXTATR_AUTOFMT == nWhich ))
            {
                const SvxFontItem* const pFont =
                    static_cast<const SvxFontItem*>(
                        CharFormat::GetItem( *pHt, RES_CHRATR_FONT ));
                if ( pFont && RTL_TEXTENCODING_SYMBOL == pFont->GetCharSet() )
                {
                    // attribute in area => copy
                    rDestNd.InsertItem( *const_cast<SvxFontItem*>(pFont),
                            nInsPos + nAttrStartIdx, nInsPos + *pEndIdx );
                }
            }
            else if ( pHt->HasDummyChar() && (nAttrStartIdx >= nIdx) )
            {
                aDestIdx = nInsPos + nAttrStartIdx;
                switch( nWhich )
                {
                case RES_TXTATR_FIELD:
                case RES_TXTATR_ANNOTATION:
                    {
                        OUString const aExpand(
                            static_txtattr_cast<SwTextField const*>(pHt)->GetFormatField().GetField()->ExpandField(true));
                        if (!aExpand.isEmpty())
                        {
                            ++aDestIdx;     // dahinter einfuegen;
                            OUString const ins(
                                rDestNd.InsertText( aExpand, aDestIdx));
                            SAL_INFO_IF(ins.getLength() != aExpand.getLength(),
                                    "sw.core", "GetExpandText lossage");
                            aDestIdx = nInsPos + nAttrStartIdx;
                            nInsPos += ins.getLength();
                        }
                        rDestNd.EraseText( aDestIdx, 1 );
                        --nInsPos;
                    }
                    break;

                case RES_TXTATR_FTN:
                    {
                        if ( bWithFootnote )
                        {
                            const SwFormatFootnote& rFootnote = pHt->GetFootnote();
                            OUString sExpand;
                            if( !rFootnote.GetNumStr().isEmpty() )
                                sExpand = rFootnote.GetNumStr();
                            else if( rFootnote.IsEndNote() )
                                sExpand = GetDoc()->GetEndNoteInfo().aFormat.
                                GetNumStr( rFootnote.GetNumber() );
                            else
                                sExpand = GetDoc()->GetFootnoteInfo().aFormat.
                                                GetNumStr( rFootnote.GetNumber() );
                            if( !sExpand.isEmpty() )
                            {
                                ++aDestIdx;     // insert behind
                                SvxEscapementItem aItem(
                                        SVX_ESCAPEMENT_SUPERSCRIPT );
                                rDestNd.InsertItem(
                                        aItem,
                                        aDestIdx.GetIndex(),
                                        aDestIdx.GetIndex() );
                                OUString const ins( rDestNd.InsertText(sExpand, aDestIdx, SwInsertFlags::EMPTYEXPAND));
                                SAL_INFO_IF(ins.getLength() != sExpand.getLength(),
                                        "sw.core", "GetExpandText lossage");
                                aDestIdx = nInsPos + nAttrStartIdx;
                                nInsPos += ins.getLength();
                            }
                        }
                        rDestNd.EraseText( aDestIdx, 1 );
                        --nInsPos;
                    }
                    break;

                default:
                    rDestNd.EraseText( aDestIdx, 1 );
                    --nInsPos;
                }
            }
        }
    }

    if( bWithNum )
    {
        aDestIdx = nDestStt;
        rDestNd.InsertText( GetNumString(), aDestIdx );
    }

    aDestIdx = 0;
    sal_Int32 nStartDelete(-1);
    while (aDestIdx < rDestNd.GetText().getLength())
    {
        sal_Unicode const cur(rDestNd.GetText()[aDestIdx.GetIndex()]);
        if (   (cChar == cur) // filter substituted hidden text
            || (CH_TXT_ATR_FIELDSTART  == cur) // filter all fieldmarks
            || (CH_TXT_ATR_FIELDEND    == cur)
            || (CH_TXT_ATR_FORMELEMENT == cur))
        {
            if (-1 == nStartDelete)
            {
                nStartDelete = aDestIdx.GetIndex(); // start deletion range
            }
            ++aDestIdx;
            if (aDestIdx < rDestNd.GetText().getLength())
            {
                continue;
            } // else: end of paragraph => delete, see below
        }
        else
        {
            if (-1 == nStartDelete)
            {
                ++aDestIdx;
                continue;
            } // else: delete, see below
        }
        assert(-1 != nStartDelete); // without delete range, would have continued
        rDestNd.EraseText(
            SwIndex(&rDestNd, nStartDelete),
            aDestIdx.GetIndex() - nStartDelete);
        assert(aDestIdx.GetIndex() == nStartDelete);
        nStartDelete = -1; // reset
    }

    return true;
}

OUString SwTextNode::GetRedlineText( sal_Int32 nIdx, sal_Int32 nLen,
                                   bool bExpandFields, bool bWithNum ) const
{
    std::vector<sal_Int32> aRedlArr;
    const SwDoc* pDoc = GetDoc();
    sal_uInt16 nRedlPos = pDoc->getIDocumentRedlineAccess().GetRedlinePos( *this, nsRedlineType_t::REDLINE_DELETE );
    if( USHRT_MAX != nRedlPos )
    {
        // es existiert fuer den Node irgendein Redline-Delete-Object
        const sal_uLong nNdIdx = GetIndex();
        for( ; nRedlPos < pDoc->getIDocumentRedlineAccess().GetRedlineTable().size() ; ++nRedlPos )
        {
            const SwRangeRedline* pTmp = pDoc->getIDocumentRedlineAccess().GetRedlineTable()[ nRedlPos ];
            if( nsRedlineType_t::REDLINE_DELETE == pTmp->GetType() )
            {
                const SwPosition *pRStt = pTmp->Start(), *pREnd = pTmp->End();
                if( pRStt->nNode < nNdIdx )
                {
                    if( pREnd->nNode > nNdIdx )
                        // Absatz ist komplett geloescht
                        return OUString();
                    else if( pREnd->nNode == nNdIdx )
                    {
                        // von 0 bis nContent ist alles geloescht
                        aRedlArr.push_back( 0 );
                        aRedlArr.push_back( pREnd->nContent.GetIndex() );
                    }
                }
                else if( pRStt->nNode == nNdIdx )
                {
                    //aRedlArr.Insert( pRStt->nContent.GetIndex(), aRedlArr.Count() );
                    aRedlArr.push_back( pRStt->nContent.GetIndex() );
                    if( pREnd->nNode == nNdIdx )
                        aRedlArr.push_back( pREnd->nContent.GetIndex() );
                    else
                    {
                        aRedlArr.push_back(GetText().getLength());
                        break;      // mehr kann nicht kommen
                    }
                }
                else
                    break;      // mehr kann nicht kommen
            }
        }
    }

    OUStringBuffer aText((nLen > GetText().getLength())
                ? GetText().copy(nIdx)
                : GetText().copy(nIdx, nLen));

    sal_Int32 nTextStt = nIdx;
    sal_Int32 nIdxEnd = nIdx + aText.getLength();
    for( size_t n = 0; n < aRedlArr.size(); n += 2 )
    {
        sal_Int32 nStt = aRedlArr[ n ];
        sal_Int32 nEnd = aRedlArr[ n+1 ];
        if( ( nIdx <= nStt && nStt <= nIdxEnd ) ||
            ( nIdx <= nEnd && nEnd <= nIdxEnd ))
        {
            if( nStt < nIdx ) nStt = nIdx;
            if( nIdxEnd < nEnd ) nEnd = nIdxEnd;
            const sal_Int32 nDelCnt = nEnd - nStt;
            aText.remove(nStt - nTextStt, nDelCnt);
            Replace0xFF(*this, aText, nTextStt, nStt - nTextStt, bExpandFields);
            nTextStt += nDelCnt;
        }
        else if( nStt >= nIdxEnd )
            break;
    }
    Replace0xFF(*this, aText, nTextStt, aText.getLength(), bExpandFields);

    if( bWithNum )
        aText.insert(0, GetNumString());
    return aText.makeStringAndClear();
}

void SwTextNode::ReplaceText( const SwIndex& rStart, const sal_Int32 nDelLen,
                             const OUString & rStr)
{
    assert( rStart.GetIndex() < m_Text.getLength()     // index out of bounds
         && rStart.GetIndex() + nDelLen <= m_Text.getLength());

    sal_Int32 const nOverflow(rStr.getLength() - nDelLen - GetSpaceLeft());
    SAL_WARN_IF(nOverflow > 0, "sw.core",
            "SwTextNode::ReplaceText: node text with insertion > node capacity.");
    OUString const sInserted(
        (nOverflow > 0) ? rStr.copy(0, rStr.getLength() - nOverflow) : rStr);
    if (sInserted.isEmpty() && 0 == nDelLen)
    {
        return; // nothing to do
    }

    const sal_Int32 nStartPos = rStart.GetIndex();
    sal_Int32 nEndPos = nStartPos + nDelLen;
    sal_Int32 nLen = nDelLen;
    for( sal_Int32 nPos = nStartPos; nPos < nEndPos; ++nPos )
    {
        if ((CH_TXTATR_BREAKWORD == m_Text[nPos]) ||
            (CH_TXTATR_INWORD    == m_Text[nPos]))
        {
            SwTextAttr *const pHint = GetTextAttrForCharAt( nPos );
            if (pHint)
            {
               assert(!( pHint->GetEnd() && pHint->HasDummyChar()
                            && (pHint->GetStart() < nEndPos)
                            && (*pHint->GetEnd()   > nEndPos) ));
                    // "deleting left-overlapped attribute with CH_TXTATR"
                DeleteAttribute( pHint );
                --nEndPos;
                --nLen;
            }
        }
    }

    bool bOldExpFlg = IsIgnoreDontExpand();
    SetIgnoreDontExpand( true );

    if (nLen && sInserted.getLength())
    {
        // dann das 1. Zeichen ersetzen den Rest loschen und einfuegen
        // Dadurch wird die Attributierung des 1. Zeichen expandiert!
        m_Text = m_Text.replaceAt(nStartPos, 1, sInserted.copy(0, 1));

        ++const_cast<SwIndex&>(rStart);
        m_Text = m_Text.replaceAt(rStart.GetIndex(), nLen - 1, "");
        Update( rStart, nLen - 1, true );

        OUString aTmpText( sInserted.copy(1) );
        m_Text = m_Text.replaceAt(rStart.GetIndex(), 0, aTmpText);
        Update( rStart, aTmpText.getLength() );
    }
    else
    {
        m_Text = m_Text.replaceAt(nStartPos, nLen, "");
        Update( rStart, nLen, true );

        m_Text = m_Text.replaceAt(nStartPos, 0, sInserted);
        Update( rStart, sInserted.getLength() );
    }

    SetIgnoreDontExpand( bOldExpFlg );
    SwDelText aDelHint( nStartPos, nDelLen );
    NotifyClients( 0, &aDelHint );

    SwInsText aHint( nStartPos, sInserted.getLength() );
    NotifyClients( 0, &aHint );
}

namespace {
    static void lcl_ResetParAttrs( SwTextNode &rTextNode )
    {
        std::set<sal_uInt16> aAttrs;
        aAttrs.insert( aAttrs.end(), RES_PARATR_LIST_ID );
        aAttrs.insert( aAttrs.end(), RES_PARATR_LIST_LEVEL );
        aAttrs.insert( aAttrs.end(), RES_PARATR_LIST_ISRESTART );
        aAttrs.insert( aAttrs.end(), RES_PARATR_LIST_RESTARTVALUE );
        aAttrs.insert( aAttrs.end(), RES_PARATR_LIST_ISCOUNTED );
        SwPaM aPam( rTextNode );
        // #i96644#
        // suppress side effect "send data changed events"
        rTextNode.GetDoc()->ResetAttrs( aPam, false, aAttrs, false );
    }

    // Helper method for special handling of modified attributes at text node.
    // The following is handled:
    // (1) on changing the paragraph style - RES_FMT_CHG:
    // Check, if list style of the text node is changed. If yes, add respectively
    // remove the text node to the corresponding list.
    // (2) on changing the attributes - RES_ATTRSET_CHG:
    // Same as (1).
    // (3) on changing the list style - RES_PARATR_NUMRULE:
    // Same as (1).
    void HandleModifyAtTextNode( SwTextNode& rTextNode,
                                const SfxPoolItem* pOldValue,
                                const SfxPoolItem* pNewValue )
    {
        const sal_uInt16 nWhich = pOldValue ? pOldValue->Which() :
                              pNewValue ? pNewValue->Which() : 0 ;
        bool bNumRuleSet = false;
        bool bParagraphStyleChanged = false;
        OUString sNumRule;
        OUString sOldNumRule;
        switch ( nWhich )
        {
            case RES_FMT_CHG:
            {
                bParagraphStyleChanged = true;
                if( rTextNode.GetNodes().IsDocNodes() )
                {
                    const SwNumRule* pFormerNumRuleAtTextNode =
                        rTextNode.GetNum() ? rTextNode.GetNum()->GetNumRule() : 0;
                    if ( pFormerNumRuleAtTextNode )
                    {
                        sOldNumRule = pFormerNumRuleAtTextNode->GetName();
                    }
                    if ( rTextNode.IsEmptyListStyleDueToSetOutlineLevelAttr() )
                    {
                        const SwNumRuleItem& rNumRuleItem = rTextNode.GetTextColl()->GetNumRule();
                        if ( !rNumRuleItem.GetValue().isEmpty() )
                        {
                            rTextNode.ResetEmptyListStyleDueToResetOutlineLevelAttr();
                        }
                    }
                    const SwNumRule* pNumRuleAtTextNode = rTextNode.GetNumRule();
                    if ( pNumRuleAtTextNode )
                    {
                        bNumRuleSet = true;
                        sNumRule = pNumRuleAtTextNode->GetName();
                    }
                }
                break;
            }
            case RES_ATTRSET_CHG:
            {
                const SfxPoolItem* pItem = 0;
                const SwNumRule* pFormerNumRuleAtTextNode =
                    rTextNode.GetNum() ? rTextNode.GetNum()->GetNumRule() : 0;
                if ( pFormerNumRuleAtTextNode )
                {
                    sOldNumRule = pFormerNumRuleAtTextNode->GetName();
                }

                const SwAttrSetChg* pSet = dynamic_cast<const SwAttrSetChg*>(pNewValue);
                if ( pSet && pSet->GetChgSet()->GetItemState( RES_PARATR_NUMRULE, false, &pItem ) ==
                        SfxItemState::SET )
                {
                    // #i70748#
                    rTextNode.ResetEmptyListStyleDueToResetOutlineLevelAttr();
                    bNumRuleSet = true;
                }
                // #i70748#
                // The new list style set at the paragraph.
                const SwNumRule* pNumRuleAtTextNode = rTextNode.GetNumRule();
                if ( pNumRuleAtTextNode )
                {
                    sNumRule = pNumRuleAtTextNode->GetName();
                }
                break;
            }
            case RES_PARATR_NUMRULE:
            {
                if ( rTextNode.GetNodes().IsDocNodes() )
                {
                    const SwNumRule* pFormerNumRuleAtTextNode =
                        rTextNode.GetNum() ? rTextNode.GetNum()->GetNumRule() : 0;
                    if ( pFormerNumRuleAtTextNode )
                    {
                        sOldNumRule = pFormerNumRuleAtTextNode->GetName();
                    }

                    if ( pNewValue )
                    {
                        // #i70748#
                        rTextNode.ResetEmptyListStyleDueToResetOutlineLevelAttr();
                        bNumRuleSet = true;
                    }
                    // #i70748#
                    // The new list style set at the paragraph.
                    const SwNumRule* pNumRuleAtTextNode = rTextNode.GetNumRule();
                    if ( pNumRuleAtTextNode )
                    {
                        sNumRule = pNumRuleAtTextNode->GetName();
                    }
                }
                break;
            }
        }
        if ( sNumRule != sOldNumRule )
        {
            if ( bNumRuleSet )
            {
                if (sNumRule.isEmpty())
                {
                    rTextNode.RemoveFromList();
                    if ( bParagraphStyleChanged )
                    {
                        lcl_ResetParAttrs(rTextNode);
                    }
                }
                else
                {
                    rTextNode.RemoveFromList();
                    // If new list style is the outline style, apply outline
                    // level as the list level.
                    if (sNumRule==SwNumRule::GetOutlineRuleName())
                    {
                        // #i70748#
                        OSL_ENSURE( rTextNode.GetTextColl()->IsAssignedToListLevelOfOutlineStyle(),
                                "<HandleModifyAtTextNode()> - text node with outline style, but its paragraph style is not assigned to outline style." );
                        const int nNewListLevel =
                            rTextNode.GetTextColl()->GetAssignedOutlineStyleLevel();
                        if ( 0 <= nNewListLevel && nNewListLevel < MAXLEVEL )
                        {
                            rTextNode.SetAttrListLevel( nNewListLevel );
                        }
                    }
                    rTextNode.AddToList();
                }
            }
            else // <sNumRule.Len() == 0 && sOldNumRule.Len() != 0>
            {
                rTextNode.RemoveFromList();
                if ( bParagraphStyleChanged )
                {
                    lcl_ResetParAttrs(rTextNode);
                    // #i70748#
                    if ( dynamic_cast<const SfxUInt16Item &>(rTextNode.GetAttr( RES_PARATR_OUTLINELEVEL, false )).GetValue() > 0 )
                    {
                        rTextNode.SetEmptyListStyleDueToSetOutlineLevelAttr();
                    }
                }
            }
        }
        else if (!sNumRule.isEmpty() && !rTextNode.IsInList())
        {
            rTextNode.AddToList();
        }
    }
    // End of method <HandleModifyAtTextNode>
}

void SwTextNode::Modify( const SfxPoolItem* pOldValue, const SfxPoolItem* pNewValue )
{
    bool bWasNotifiable = m_bNotifiable;
    m_bNotifiable = false;

    // Override Modify so that deleting styles works properly (outline
    // numbering!).
    // Never call _ChgTextCollUpdateNum for Nodes in Undo.
    if( pOldValue && pNewValue && RES_FMT_CHG == pOldValue->Which() &&
        GetRegisteredIn() == static_cast<const SwFormatChg*>(pNewValue)->pChangedFormat &&
        GetNodes().IsDocNodes() )
    {
        _ChgTextCollUpdateNum(
                        static_cast<const SwTextFormatColl*>(static_cast<const SwFormatChg*>(pOldValue)->pChangedFormat),
                        static_cast<const SwTextFormatColl*>(static_cast<const SwFormatChg*>(pNewValue)->pChangedFormat) );
    }

    //UUUU reset fill information
    if(maFillAttributes.get())
    {
        const sal_uInt16 nWhich = pNewValue ? pNewValue->Which() : 0;
        bool bReset(RES_FMT_CHG == nWhich); // ..on format change (e.g. style changed)

        if(!bReset && RES_ATTRSET_CHG == nWhich) // ..on ItemChange from DrawingLayer FillAttributes
        {
            SfxItemIter aIter(*static_cast<const SwAttrSetChg*>(pNewValue)->GetChgSet());

            for(const SfxPoolItem* pItem = aIter.FirstItem(); pItem && !bReset; pItem = aIter.NextItem())
            {
                bReset = !IsInvalidItem(pItem) && pItem->Which() >= XATTR_FILL_FIRST && pItem->Which() <= XATTR_FILL_LAST;
            }
        }

        if(bReset)
        {
            maFillAttributes.reset();
        }
    }

    if ( !mbInSetOrResetAttr )
    {
        HandleModifyAtTextNode( *this, pOldValue, pNewValue );
    }

    SwContentNode::Modify( pOldValue, pNewValue );

    SwDoc * pDoc = GetDoc();
    // #125329# - assure that text node is in document nodes array
    if ( pDoc && !pDoc->IsInDtor() && &pDoc->GetNodes() == &GetNodes() )
    {
        pDoc->GetNodes().UpdateOutlineNode(*this);
    }

    m_bNotifiable = bWasNotifiable;

    if (pOldValue && (RES_REMOVE_UNO_OBJECT == pOldValue->Which()))
    {   // invalidate cached uno object
        SetXParagraph(::com::sun::star::uno::Reference<
                ::com::sun::star::text::XTextContent>(0));
    }
}

SwFormatColl* SwTextNode::ChgFormatColl( SwFormatColl *pNewColl )
{
    OSL_ENSURE( pNewColl,"ChgFormatColl: Collectionpointer has value 0." );
    OSL_ENSURE( HAS_BASE( SwTextFormatColl, pNewColl ),
                "ChgFormatColl: is not a Text Collection pointer." );

    SwTextFormatColl *pOldColl = GetTextColl();
    if( pNewColl != pOldColl )
    {
        SetCalcHiddenCharFlags();
        SwContentNode::ChgFormatColl( pNewColl );
        OSL_ENSURE( !mbInSetOrResetAttr,
                "DEBUG OSL_ENSURE(ON - <SwTextNode::ChgFormatColl(..)> called during <Set/ResetAttr(..)>" );
        if ( !mbInSetOrResetAttr )
        {
            SwFormatChg aTmp1( pOldColl );
            SwFormatChg aTmp2( pNewColl );
            HandleModifyAtTextNode( *this, &aTmp1, &aTmp2  );
        }

        //UUUU reset fill information on parent style change
        if(maFillAttributes.get())
        {
            maFillAttributes.reset();
        }
    }

    // nur wenn im normalen Nodes-Array
    if( GetNodes().IsDocNodes() )
    {
        _ChgTextCollUpdateNum( pOldColl, static_cast<SwTextFormatColl *>(pNewColl) );
    }

    GetNodes().UpdateOutlineNode(*this);

    return pOldColl;
}

SwNodeNum* SwTextNode::CreateNum() const
{
    if ( !mpNodeNum )
    {
        mpNodeNum = new SwNodeNum( const_cast<SwTextNode*>(this) );
    }
    return mpNodeNum;
}

SwNumberTree::tNumberVector SwTextNode::GetNumberVector() const
{
    if ( GetNum() )
    {
        return GetNum()->GetNumberVector();
    }
    else
    {
        SwNumberTree::tNumberVector aResult;
        return aResult;
    }
}

bool SwTextNode::IsOutline() const
{
    bool bResult = false;

    if ( GetAttrOutlineLevel() > 0 )
    {
        bResult = !IsInRedlines();
    }
    else
    {
        const SwNumRule* pRule( GetNum() ? GetNum()->GetNumRule() : 0L );
        if ( pRule && pRule->IsOutlineRule() )
        {
            bResult = !IsInRedlines();
        }
    }

    return bResult;
}

bool SwTextNode::IsOutlineStateChanged() const
{
    return IsOutline() != m_bLastOutlineState;
}

void SwTextNode::UpdateOutlineState()
{
    m_bLastOutlineState = IsOutline();
}

int SwTextNode::GetAttrOutlineLevel() const
{
    return static_cast<const SfxUInt16Item &>(GetAttr(RES_PARATR_OUTLINELEVEL)).GetValue();
}

void SwTextNode::SetAttrOutlineLevel(int nLevel)
{
    assert(0 <= nLevel && nLevel <= MAXLEVEL); // Level Out Of Range
    if ( 0 <= nLevel && nLevel <= MAXLEVEL )
    {
        SetAttr( SfxUInt16Item( RES_PARATR_OUTLINELEVEL,
                                static_cast<sal_uInt16>(nLevel) ) );
    }
}

// #i70748#

void SwTextNode::SetEmptyListStyleDueToSetOutlineLevelAttr()
{
    if ( !mbEmptyListStyleSetDueToSetOutlineLevelAttr )
    {
        SetAttr( SwNumRuleItem() );
        mbEmptyListStyleSetDueToSetOutlineLevelAttr = true;
    }
}

void SwTextNode::ResetEmptyListStyleDueToResetOutlineLevelAttr()
{
    if ( mbEmptyListStyleSetDueToSetOutlineLevelAttr )
    {
        ResetAttr( RES_PARATR_NUMRULE );
        mbEmptyListStyleSetDueToSetOutlineLevelAttr = false;
    }
}

void SwTextNode::SetAttrListLevel( int nLevel )
{
    if ( nLevel < 0 || nLevel >= MAXLEVEL )
    {
        assert(false); // invalid level
        return;
    }

    SfxInt16Item aNewListLevelItem( RES_PARATR_LIST_LEVEL,
                                    static_cast<sal_Int16>(nLevel) );
    SetAttr( aNewListLevelItem );
}

bool SwTextNode::HasAttrListLevel() const
{
    return GetpSwAttrSet() &&
           GetpSwAttrSet()->GetItemState( RES_PARATR_LIST_LEVEL, false ) == SfxItemState::SET;
}

int SwTextNode::GetAttrListLevel() const
{
    int nAttrListLevel = 0;

    const SfxInt16Item& aListLevelItem =
        dynamic_cast<const SfxInt16Item&>(GetAttr( RES_PARATR_LIST_LEVEL ));
    nAttrListLevel = static_cast<int>(aListLevelItem.GetValue());

    return nAttrListLevel;
}

int SwTextNode::GetActualListLevel() const
{
    return GetNum() ? GetNum()->GetLevelInListTree() : -1;
}

void SwTextNode::SetListRestart( bool bRestart )
{
    if ( !bRestart )
    {
        // attribute not contained in paragraph style's attribute set. Thus,
        // it can be reset to the attribute pool default by resetting the attribute.
        ResetAttr( RES_PARATR_LIST_ISRESTART );
    }
    else
    {
        SfxBoolItem aNewIsRestartItem( RES_PARATR_LIST_ISRESTART,
                                       true );
        SetAttr( aNewIsRestartItem );
    }
}

bool SwTextNode::IsListRestart() const
{
    const SfxBoolItem& aIsRestartItem =
        dynamic_cast<const SfxBoolItem&>(GetAttr( RES_PARATR_LIST_ISRESTART ));

    return aIsRestartItem.GetValue();
}

/** Returns if the paragraph has a visible numbering or bullet.
    This includes all kinds of numbering/bullet/outlines.
    The concrete list label string has to be checked, too.
 */
bool SwTextNode::HasVisibleNumberingOrBullet() const
{
    const SwNumRule* pRule = GetNum() ? GetNum()->GetNumRule() : 0L;
    if ( pRule && IsCountedInList())
    {
        // #i87154#
        // Correction of #newlistlevelattrs#:
        // The numbering type has to be checked for bullet lists.
        const SwNumFormat& rFormat = pRule->Get( lcl_BoundListLevel(GetActualListLevel()) );
        return SVX_NUM_NUMBER_NONE != rFormat.GetNumberingType() ||
               !pRule->MakeNumString( *(GetNum()) ).isEmpty();
    }

    return false;
}

void SwTextNode::SetAttrListRestartValue( SwNumberTree::tSwNumTreeNumber nNumber )
{
    const bool bChanged( HasAttrListRestartValue()
                         ? GetAttrListRestartValue() != nNumber
                         : nNumber != USHRT_MAX );

    if ( bChanged || !HasAttrListRestartValue() )
    {
        if ( nNumber == USHRT_MAX )
        {
            ResetAttr( RES_PARATR_LIST_RESTARTVALUE );
        }
        else
        {
            SfxInt16Item aNewListRestartValueItem( RES_PARATR_LIST_RESTARTVALUE,
                                                   static_cast<sal_Int16>(nNumber) );
            SetAttr( aNewListRestartValueItem );
        }
    }
}

bool SwTextNode::HasAttrListRestartValue() const
{
    return GetpSwAttrSet() &&
           GetpSwAttrSet()->GetItemState( RES_PARATR_LIST_RESTARTVALUE, false ) == SfxItemState::SET;
}
SwNumberTree::tSwNumTreeNumber SwTextNode::GetAttrListRestartValue() const
{
    OSL_ENSURE( HasAttrListRestartValue(),
            "<SwTextNode::GetAttrListRestartValue()> - only ask for list restart value, if attribute is set at text node." );

    const SfxInt16Item& aListRestartValueItem =
        dynamic_cast<const SfxInt16Item&>(GetAttr( RES_PARATR_LIST_RESTARTVALUE ));
    return static_cast<SwNumberTree::tSwNumTreeNumber>(aListRestartValueItem.GetValue());
}

SwNumberTree::tSwNumTreeNumber SwTextNode::GetActualListStartValue() const
{
    SwNumberTree::tSwNumTreeNumber nListRestartValue = 1;

    if ( IsListRestart() && HasAttrListRestartValue() )
    {
        nListRestartValue = GetAttrListRestartValue();
    }
    else
    {
        SwNumRule* pRule = GetNumRule();
        if ( pRule )
        {
            const SwNumFormat* pFormat =
                    pRule->GetNumFormat( static_cast<sal_uInt16>(GetAttrListLevel()) );
            if ( pFormat )
            {
                nListRestartValue = pFormat->GetStart();
            }
        }
    }

    return nListRestartValue;
}

bool SwTextNode::IsNotifiable() const
{
    return m_bNotifiable && IsNotificationEnabled();
}

bool SwTextNode::IsNotificationEnabled() const
{
    bool bResult = false;
    const SwDoc * pDoc = GetDoc();
    if( pDoc )
    {
        bResult = !(pDoc->IsInReading() || pDoc->IsInDtor());
    }
    return bResult;
}

void SwTextNode::SetCountedInList( bool bCounted )
{
    if ( bCounted )
    {
        // attribute not contained in paragraph style's attribute set. Thus,
        // it can be reset to the attribute pool default by resetting the attribute.
        ResetAttr( RES_PARATR_LIST_ISCOUNTED );
    }
    else
    {
        SfxBoolItem aIsCountedInListItem( RES_PARATR_LIST_ISCOUNTED, false );
        SetAttr( aIsCountedInListItem );
    }
}

bool SwTextNode::IsCountedInList() const
{
    const SfxBoolItem& aIsCountedInListItem =
        dynamic_cast<const SfxBoolItem&>(GetAttr( RES_PARATR_LIST_ISCOUNTED ));

    return aIsCountedInListItem.GetValue();
}

void SwTextNode::AddToList()
{
    if ( IsInList() )
    {
        OSL_FAIL( "<SwTextNode::AddToList()> - the text node is already added to a list. Serious defect" );
        return;
    }

    const OUString sListId = GetListId();
    if (!sListId.isEmpty())
    {
        SwList* pList = GetDoc()->getIDocumentListsAccess().getListByName( sListId );
        if ( pList == 0 )
        {
            // Create corresponding list.
            SwNumRule* pNumRule = GetNumRule();
            if ( pNumRule )
            {
                pList = GetDoc()->getIDocumentListsAccess().createList( sListId, GetNumRule()->GetName() );
            }
        }
        OSL_ENSURE( pList != 0,
                "<SwTextNode::AddToList()> - no list for given list id. Serious defect" );
        if ( pList )
        {
            pList->InsertListItem( *CreateNum(), GetAttrListLevel() );
            mpList = pList;
        }
    }
}

void SwTextNode::RemoveFromList()
{
    if ( IsInList() )
    {
        SwList::RemoveListItem( *mpNodeNum );
        mpList = 0;
        delete mpNodeNum;
        mpNodeNum = 0L;

        SetWordCountDirty( true );
    }
}

bool SwTextNode::IsInList() const
{
    return GetNum() != 0 && GetNum()->GetParent() != 0;
}

bool SwTextNode::IsFirstOfNumRule() const
{
    bool bResult = false;

    if ( GetNum() && GetNum()->GetNumRule())
        bResult = GetNum()->IsFirst();

    return bResult;
}

void SwTextNode::SetListId(OUString const& rListId)
{
    const SfxStringItem& rListIdItem =
            dynamic_cast<const SfxStringItem&>(GetAttr( RES_PARATR_LIST_ID ));
    if (rListIdItem.GetValue() != rListId)
    {
        if (rListId.isEmpty())
        {
            ResetAttr( RES_PARATR_LIST_ID );
        }
        else
        {
            SfxStringItem aNewListIdItem(RES_PARATR_LIST_ID, rListId);
            SetAttr( aNewListIdItem );
        }
    }
}

OUString SwTextNode::GetListId() const
{
    OUString sListId;

    const SfxStringItem& rListIdItem =
                dynamic_cast<const SfxStringItem&>(GetAttr( RES_PARATR_LIST_ID ));
    sListId = rListIdItem.GetValue();

    // As long as no explicit list id attribute is set, use the list id of
    // the list, which has been created for the applied list style.
    if (sListId.isEmpty())
    {
        SwNumRule* pRule = GetNumRule();
        if ( pRule )
        {
            sListId = pRule->GetDefaultListId();
        }
    }

    return sListId;
}

/** Determines, if the list level indent attributes can be applied to the
    paragraph.

    The list level indents can be applied to the paragraph under the one
    of following conditions:
    - the list style is directly applied to the paragraph and the paragraph
      has no own indent attributes.
    - the list style is applied to the paragraph through one of its paragraph
      styles, the paragraph has no own indent attributes and on the paragraph
      style hierarchy from the paragraph to the paragraph style with the
      list style no indent attributes are found.

    @return boolean
*/
bool SwTextNode::AreListLevelIndentsApplicable() const
{
    bool bAreListLevelIndentsApplicable( true );

    if ( !GetNum() || !GetNum()->GetNumRule() )
    {
        // no list style applied to paragraph
        bAreListLevelIndentsApplicable = false;
    }
    else if ( HasSwAttrSet() &&
              GetpSwAttrSet()->GetItemState( RES_LR_SPACE, false ) == SfxItemState::SET )
    {
        // paragraph has hard-set indent attributes
        bAreListLevelIndentsApplicable = false;
    }
    else if ( HasSwAttrSet() &&
              GetpSwAttrSet()->GetItemState( RES_PARATR_NUMRULE, false ) == SfxItemState::SET )
    {
        // list style is directly applied to paragraph and paragraph has no
        // hard-set indent attributes
        bAreListLevelIndentsApplicable = true;
    }
    else
    {
        // list style is applied through one of the paragraph styles and
        // paragraph has no hard-set indent attributes

        // check, paragraph's
        const SwTextFormatColl* pColl = GetTextColl();
        while ( pColl )
        {
            if ( pColl->GetAttrSet().GetItemState( RES_LR_SPACE, false ) == SfxItemState::SET )
            {
                // indent attributes found in the paragraph style hierarchy.
                bAreListLevelIndentsApplicable = false;
                break;
            }

            if ( pColl->GetAttrSet().GetItemState( RES_PARATR_NUMRULE, false ) == SfxItemState::SET )
            {
                // paragraph style with the list style found and until now no
                // indent attributes are found in the paragraph style hierarchy.
                bAreListLevelIndentsApplicable = true;
                break;
            }

            pColl = dynamic_cast<const SwTextFormatColl*>(pColl->DerivedFrom());
            OSL_ENSURE( pColl,
                    "<SwTextNode::AreListLevelIndentsApplicable()> - something wrong in paragraph's style hierarchy. The applied list style is not found." );
        }
    }

    return bAreListLevelIndentsApplicable;
}

/** Retrieves the list tab stop position, if the paragraph's list level defines
    one and this list tab stop has to merged into the tap stops of the paragraph

    @param nListTabStopPosition
    output parameter - containing the list tab stop position

    @return boolean - indicating, if a list tab stop position is provided
*/
bool SwTextNode::GetListTabStopPosition( long& nListTabStopPosition ) const
{
    bool bListTanStopPositionProvided( false );

    const SwNumRule* pNumRule = GetNum() ? GetNum()->GetNumRule() : 0;
    if ( pNumRule && HasVisibleNumberingOrBullet() && GetActualListLevel() >= 0 )
    {
        const SwNumFormat& rFormat = pNumRule->Get( static_cast<sal_uInt16>(GetActualListLevel()) );
        if ( rFormat.GetPositionAndSpaceMode() == SvxNumberFormat::LABEL_ALIGNMENT &&
             rFormat.GetLabelFollowedBy() == SvxNumberFormat::LISTTAB )
        {
            bListTanStopPositionProvided = true;
            nListTabStopPosition = rFormat.GetListtabPos();

            if ( getIDocumentSettingAccess()->get(DocumentSettingId::TABS_RELATIVE_TO_INDENT) )
            {
                // tab stop position are treated to be relative to the "before text"
                // indent value of the paragraph. Thus, adjust <nListTabStopPos>.
                if ( AreListLevelIndentsApplicable() )
                {
                    nListTabStopPosition -= rFormat.GetIndentAt();
                }
                else if (!getIDocumentSettingAccess()->get(DocumentSettingId::IGNORE_FIRST_LINE_INDENT_IN_NUMBERING))
                {
                    SvxLRSpaceItem aItem = GetSwAttrSet().GetLRSpace();
                    nListTabStopPosition -= aItem.GetTextLeft();
                }
            }
        }
    }

    return bListTanStopPositionProvided;
}

OUString SwTextNode::GetLabelFollowedBy() const
{
    const SwNumRule* pNumRule = GetNum() ? GetNum()->GetNumRule() : 0;
    if ( pNumRule && HasVisibleNumberingOrBullet() && GetActualListLevel() >= 0 )
    {
        const SwNumFormat& rFormat = pNumRule->Get( static_cast<sal_uInt16>(GetActualListLevel()) );
        if ( rFormat.GetPositionAndSpaceMode() == SvxNumberFormat::LABEL_ALIGNMENT )
        {
            switch ( rFormat.GetLabelFollowedBy() )
            {
                case SvxNumberFormat::LISTTAB:
                {
                    return OUString("\t");
                }
                break;
                case SvxNumberFormat::SPACE:
                {
                    return OUString(" ");
                }
                break;
                case SvxNumberFormat::NOTHING:
                {
                    // intentionally left blank.
                }
                break;
                default:
                {
                    OSL_FAIL( "<SwTextNode::GetLabelFollowedBy()> - unknown SvxNumberFormat::GetLabelFollowedBy() return value" );
                }
            }
        }
    }

    return OUString();
}

void SwTextNode::CalcHiddenCharFlags() const
{
    sal_Int32 nStartPos;
    sal_Int32 nEndPos;
    // Update of the flags is done inside GetBoundsOfHiddenRange()
    SwScriptInfo::GetBoundsOfHiddenRange( *this, 0, nStartPos, nEndPos );
}

// #i12836# enhanced pdf export
bool SwTextNode::IsHidden() const
{
    if ( HasHiddenParaField() || HasHiddenCharAttribute( true ) )
        return true;

    const SwSectionNode* pSectNd = FindSectionNode();
    if ( pSectNd && pSectNd->GetSection().IsHiddenFlag() )
        return true;

    return false;
}

namespace {
    // Helper class for special handling of setting attributes at text node:
    // In constructor an instance of the helper class recognize whose attributes
    // are set and perform corresponding actions before the intrinsic set of
    // attributes has been taken place.
    // In the destructor - after the attributes have been set at the text
    // node - corresponding actions are performed.
    // The following is handled:
    // (1) When the list style attribute - RES_PARATR_NUMRULE - is set,
    //     (A) list style attribute is empty -> the text node is removed from
    //         its list.
    //     (B) list style attribute is not empty
    //         (a) text node has no list style -> add text node to its list after
    //             the attributes have been set.
    //         (b) text node has list style -> change of list style is notified
    //             after the attributes have been set.
    // (2) When the list id attribute - RES_PARATR_LIST_ID - is set and changed,
    //     the text node is removed from its current list before the attributes
    //     are set and added to its new list after the attributes have been set.
    // (3) Notify list tree, if list level - RES_PARATR_LIST_LEVEL - is set
    //     and changed after the attributes have been set
    // (4) Notify list tree, if list restart - RES_PARATR_LIST_ISRESTART - is set
    //     and changed after the attributes have been set
    // (5) Notify list tree, if list restart value - RES_PARATR_LIST_RESTARTVALUE -
    //     is set and changed after the attributes have been set
    // (6) Notify list tree, if count in list - RES_PARATR_LIST_ISCOUNTED - is set
    //     and changed after the attributes have been set
    // (7) Set or Reset emtpy list style due to changed outline level - RES_PARATR_OUTLINELEVEL.
    class HandleSetAttrAtTextNode
    {
        public:
            HandleSetAttrAtTextNode( SwTextNode& rTextNode,
                                    const SfxPoolItem& pItem );
            HandleSetAttrAtTextNode( SwTextNode& rTextNode,
                                    const SfxItemSet& rItemSet );
            ~HandleSetAttrAtTextNode();

        private:
            SwTextNode& mrTextNode;
            bool mbAddTextNodeToList;
            bool mbUpdateListLevel;
            bool mbUpdateListRestart;
            bool mbUpdateListCount;
            // #i70748#
            bool mbOutlineLevelSet;
    };

    HandleSetAttrAtTextNode::HandleSetAttrAtTextNode( SwTextNode& rTextNode,
                                                    const SfxPoolItem& pItem )
        : mrTextNode( rTextNode ),
          mbAddTextNodeToList( false ),
          mbUpdateListLevel( false ),
          mbUpdateListRestart( false ),
          mbUpdateListCount( false ),
          // #i70748#
          mbOutlineLevelSet( false )
    {
        switch ( pItem.Which() )
        {
            // handle RES_PARATR_NUMRULE
            case RES_PARATR_NUMRULE:
            {
                mrTextNode.RemoveFromList();

                const SwNumRuleItem& pNumRuleItem =
                                dynamic_cast<const SwNumRuleItem&>(pItem);
                if ( !pNumRuleItem.GetValue().isEmpty() )
                {
                    mbAddTextNodeToList = true;
                    // #i105562#

                    mrTextNode.ResetEmptyListStyleDueToResetOutlineLevelAttr();
                }
            }
            break;

            // handle RES_PARATR_LIST_ID
            case RES_PARATR_LIST_ID:
            {
                const SfxStringItem& pListIdItem =
                                        dynamic_cast<const SfxStringItem&>(pItem);
                OSL_ENSURE( pListIdItem.GetValue().getLength() > 0,
                        "<HandleSetAttrAtTextNode(..)> - empty list id attribute not excepted. Serious defect." );
                const OUString sListIdOfTextNode = rTextNode.GetListId();
                if ( pListIdItem.GetValue() != sListIdOfTextNode )
                {
                    mbAddTextNodeToList = true;
                    if ( mrTextNode.IsInList() )
                    {
                        mrTextNode.RemoveFromList();
                    }
                }
            }
            break;

            // handle RES_PARATR_LIST_LEVEL
            case RES_PARATR_LIST_LEVEL:
            {
                const SfxInt16Item& aListLevelItem =
                                    dynamic_cast<const SfxInt16Item&>(pItem);
                if ( aListLevelItem.GetValue() != mrTextNode.GetAttrListLevel() )
                {
                    mbUpdateListLevel = true;
                }
            }
            break;

            // handle RES_PARATR_LIST_ISRESTART
            case RES_PARATR_LIST_ISRESTART:
            {
                const SfxBoolItem& aListIsRestartItem =
                                    dynamic_cast<const SfxBoolItem&>(pItem);
                if ( aListIsRestartItem.GetValue() !=
                                    mrTextNode.IsListRestart() )
                {
                    mbUpdateListRestart = true;
                }
            }
            break;

            // handle RES_PARATR_LIST_RESTARTVALUE
            case RES_PARATR_LIST_RESTARTVALUE:
            {
                const SfxInt16Item& aListRestartValueItem =
                                    dynamic_cast<const SfxInt16Item&>(pItem);
                if ( !mrTextNode.HasAttrListRestartValue() ||
                     aListRestartValueItem.GetValue() != mrTextNode.GetAttrListRestartValue() )
                {
                    mbUpdateListRestart = true;
                }
            }
            break;

            // handle RES_PARATR_LIST_ISCOUNTED
            case RES_PARATR_LIST_ISCOUNTED:
            {
                const SfxBoolItem& aIsCountedInListItem =
                                    dynamic_cast<const SfxBoolItem&>(pItem);
                if ( aIsCountedInListItem.GetValue() !=
                                    mrTextNode.IsCountedInList() )
                {
                    mbUpdateListCount = true;
                }
            }
            break;

            // #i70748#
            // handle RES_PARATR_OUTLINELEVEL
            case RES_PARATR_OUTLINELEVEL:
            {
                const SfxUInt16Item& aOutlineLevelItem =
                                    dynamic_cast<const SfxUInt16Item&>(pItem);
                if ( aOutlineLevelItem.GetValue() != mrTextNode.GetAttrOutlineLevel() )
                {
                    mbOutlineLevelSet = true;
                }
            }
            break;
        }

    }

    HandleSetAttrAtTextNode::HandleSetAttrAtTextNode( SwTextNode& rTextNode,
                                                    const SfxItemSet& rItemSet )
        : mrTextNode( rTextNode ),
          mbAddTextNodeToList( false ),
          mbUpdateListLevel( false ),
          mbUpdateListRestart( false ),
          mbUpdateListCount( false ),
          // #i70748#
          mbOutlineLevelSet( false )
    {
        const SfxPoolItem* pItem = 0;
        // handle RES_PARATR_NUMRULE
        if ( rItemSet.GetItemState( RES_PARATR_NUMRULE, false, &pItem ) == SfxItemState::SET )
        {
            mrTextNode.RemoveFromList();

            const SwNumRuleItem* pNumRuleItem =
                            dynamic_cast<const SwNumRuleItem*>(pItem);
            if ( !pNumRuleItem->GetValue().isEmpty() )
            {
                mbAddTextNodeToList = true;
                // #i70748#
                mrTextNode.ResetEmptyListStyleDueToResetOutlineLevelAttr();
            }
        }

        // handle RES_PARATR_LIST_ID
        if ( rItemSet.GetItemState( RES_PARATR_LIST_ID, false, &pItem ) == SfxItemState::SET )
        {
            const SfxStringItem* pListIdItem =
                                    dynamic_cast<const SfxStringItem*>(pItem);
            const OUString sListIdOfTextNode = mrTextNode.GetListId();
            if ( pListIdItem &&
                 pListIdItem->GetValue() != sListIdOfTextNode )
            {
                mbAddTextNodeToList = true;
                if ( mrTextNode.IsInList() )
                {
                    mrTextNode.RemoveFromList();
                }
            }
        }

        // handle RES_PARATR_LIST_LEVEL
        if ( rItemSet.GetItemState( RES_PARATR_LIST_LEVEL, false, &pItem ) == SfxItemState::SET )
        {
            const SfxInt16Item* pListLevelItem =
                                dynamic_cast<const SfxInt16Item*>(pItem);
            if (pListLevelItem && pListLevelItem->GetValue() != mrTextNode.GetAttrListLevel())
            {
                mbUpdateListLevel = true;
            }
        }

        // handle RES_PARATR_LIST_ISRESTART
        if ( rItemSet.GetItemState( RES_PARATR_LIST_ISRESTART, false, &pItem ) == SfxItemState::SET )
        {
            const SfxBoolItem* pListIsRestartItem =
                                dynamic_cast<const SfxBoolItem*>(pItem);
            if (pListIsRestartItem && pListIsRestartItem->GetValue() != mrTextNode.IsListRestart())
            {
                mbUpdateListRestart = true;
            }
        }

        // handle RES_PARATR_LIST_RESTARTVALUE
        if ( rItemSet.GetItemState( RES_PARATR_LIST_RESTARTVALUE, false, &pItem ) == SfxItemState::SET )
        {
            const SfxInt16Item* pListRestartValueItem =
                                dynamic_cast<const SfxInt16Item*>(pItem);
            if ( !mrTextNode.HasAttrListRestartValue() || (pListRestartValueItem &&
                 pListRestartValueItem->GetValue() != mrTextNode.GetAttrListRestartValue()) )
            {
                mbUpdateListRestart = true;
            }
        }

        // handle RES_PARATR_LIST_ISCOUNTED
        if ( rItemSet.GetItemState( RES_PARATR_LIST_ISCOUNTED, false, &pItem ) == SfxItemState::SET )
        {
            const SfxBoolItem* pIsCountedInListItem =
                                dynamic_cast<const SfxBoolItem*>(pItem);
            if (pIsCountedInListItem && pIsCountedInListItem->GetValue() !=
                mrTextNode.IsCountedInList())
            {
                mbUpdateListCount = true;
            }
        }

        // #i70748#
        // handle RES_PARATR_OUTLINELEVEL
        if ( rItemSet.GetItemState( RES_PARATR_OUTLINELEVEL, false, &pItem ) == SfxItemState::SET )
        {
            const SfxUInt16Item* pOutlineLevelItem =
                                dynamic_cast<const SfxUInt16Item*>(pItem);
            if (pOutlineLevelItem && pOutlineLevelItem->GetValue() !=
                mrTextNode.GetAttrOutlineLevel())
            {
                mbOutlineLevelSet = true;
            }
        }
    }

    HandleSetAttrAtTextNode::~HandleSetAttrAtTextNode()
    {
        if ( mbAddTextNodeToList )
        {
            SwNumRule* pNumRuleAtTextNode = mrTextNode.GetNumRule();
            if ( pNumRuleAtTextNode )
            {
                mrTextNode.AddToList();
            }
        }
        else
        {
            if ( mbUpdateListLevel && mrTextNode.IsInList() )
            {
                const_cast<SwNodeNum*>(mrTextNode.GetNum())->SetLevelInListTree(
                                                    mrTextNode.GetAttrListLevel() );
            }

            if ( mbUpdateListRestart && mrTextNode.IsInList() )
            {
                SwNodeNum* pNodeNum = const_cast<SwNodeNum*>(mrTextNode.GetNum());
                pNodeNum->InvalidateMe();
                pNodeNum->NotifyInvalidSiblings();
            }

            if ( mbUpdateListCount && mrTextNode.IsInList() )
            {
                const_cast<SwNodeNum*>(mrTextNode.GetNum())->InvalidateAndNotifyTree();
            }
        }

        // #i70748#
        if (mbOutlineLevelSet)
        {
            mrTextNode.GetNodes().UpdateOutlineNode(mrTextNode);
            if (mrTextNode.GetAttrOutlineLevel() == 0)
            {
                mrTextNode.ResetEmptyListStyleDueToResetOutlineLevelAttr();
            }
            else
            {
                const SfxPoolItem* pItem = 0;
                if ( mrTextNode.GetSwAttrSet().GetItemState( RES_PARATR_NUMRULE,
                                                            true, &pItem )
                                                                != SfxItemState::SET )
                {
                    mrTextNode.SetEmptyListStyleDueToSetOutlineLevelAttr();
                }
            }
        }
    }
    // End of class <HandleSetAttrAtTextNode>
}

bool SwTextNode::SetAttr( const SfxPoolItem& pItem )
{
    const bool bOldIsSetOrResetAttr( mbInSetOrResetAttr );
    mbInSetOrResetAttr = true;

    HandleSetAttrAtTextNode aHandleSetAttr( *this, pItem );

    bool bRet = SwContentNode::SetAttr( pItem );

    mbInSetOrResetAttr = bOldIsSetOrResetAttr;

    return bRet;
}

bool SwTextNode::SetAttr( const SfxItemSet& rSet )
{
    const bool bOldIsSetOrResetAttr( mbInSetOrResetAttr );
    mbInSetOrResetAttr = true;

    HandleSetAttrAtTextNode aHandleSetAttr( *this, rSet );

    bool bRet = SwContentNode::SetAttr( rSet );

    mbInSetOrResetAttr = bOldIsSetOrResetAttr;

    return bRet;
}

namespace {
    // Helper class for special handling of resetting attributes at text node:
    // In constructor an instance of the helper class recognize whose attributes
    // are reset and perform corresponding actions before the intrinsic reset of
    // attributes has been taken place.
    // In the destructor - after the attributes have been reset at the text
    // node - corresponding actions are performed.
    // The following is handled:
    // (1) When the list style attribute - RES_PARATR_NUMRULE - is reset,
    //     the text is removed from its list before the attributes have been reset.
    // (2) When the list id attribute - RES_PARATR_LIST_ID - is reset,
    //     the text is removed from its list before the attributes have been reset.
    // (3) Notify list tree, if list level - RES_PARATR_LIST_LEVEL - is reset.
    // (4) Notify list tree, if list restart - RES_PARATR_LIST_ISRESTART - is reset.
    // (5) Notify list tree, if list restart value - RES_PARATR_LIST_RESTARTVALUE - is reset.
    // (6) Notify list tree, if count in list - RES_PARATR_LIST_ISCOUNTED - is reset.
    // (7) Reset empty list style, if outline level attribute - RES_PARATR_OUTLINELEVEL - is reset.
    class HandleResetAttrAtTextNode
    {
        public:
            HandleResetAttrAtTextNode( SwTextNode& rTextNode,
                                      const sal_uInt16 nWhich1,
                                      const sal_uInt16 nWhich2 );
            HandleResetAttrAtTextNode( SwTextNode& rTextNode,
                                      const std::vector<sal_uInt16>& rWhichArr );
            explicit HandleResetAttrAtTextNode( SwTextNode& rTextNode );

            ~HandleResetAttrAtTextNode();

        private:
            SwTextNode& mrTextNode;
            bool mbListStyleOrIdReset;
            bool mbUpdateListLevel;
            bool mbUpdateListRestart;
            bool mbUpdateListCount;
    };

    HandleResetAttrAtTextNode::HandleResetAttrAtTextNode( SwTextNode& rTextNode,
                                                        const sal_uInt16 nWhich1,
                                                        const sal_uInt16 nWhich2 )
        : mrTextNode( rTextNode ),
          mbListStyleOrIdReset( false ),
          mbUpdateListLevel( false ),
          mbUpdateListRestart( false ),
          mbUpdateListCount( false )
    {
        bool bRemoveFromList( false );
        if ( nWhich2 != 0 && nWhich2 > nWhich1 )
        {
            // RES_PARATR_NUMRULE and RES_PARATR_LIST_ID
            if ( nWhich1 <= RES_PARATR_NUMRULE && RES_PARATR_NUMRULE <= nWhich2 )
            {
                bRemoveFromList = mrTextNode.GetNumRule() != 0;
                mbListStyleOrIdReset = true;
            }
            else if ( nWhich1 <= RES_PARATR_LIST_ID && RES_PARATR_LIST_ID <= nWhich2 )
            {
                bRemoveFromList = mrTextNode.GetpSwAttrSet() &&
                    mrTextNode.GetpSwAttrSet()->GetItemState( RES_PARATR_LIST_ID, false ) == SfxItemState::SET;
                // #i92898#
                mbListStyleOrIdReset = true;
            }

            if ( !bRemoveFromList )
            {
                // RES_PARATR_LIST_LEVEL
                mbUpdateListLevel = ( nWhich1 <= RES_PARATR_LIST_LEVEL &&
                                      RES_PARATR_LIST_LEVEL <= nWhich2 &&
                                      mrTextNode.HasAttrListLevel() );

                // RES_PARATR_LIST_ISRESTART and RES_PARATR_LIST_RESTARTVALUE
                mbUpdateListRestart =
                    ( nWhich1 <= RES_PARATR_LIST_ISRESTART && RES_PARATR_LIST_ISRESTART <= nWhich2 &&
                      mrTextNode.IsListRestart() ) ||
                    ( nWhich1 <= RES_PARATR_LIST_RESTARTVALUE && RES_PARATR_LIST_RESTARTVALUE <= nWhich2 &&
                      mrTextNode.HasAttrListRestartValue() );

                // RES_PARATR_LIST_ISCOUNTED
                mbUpdateListCount =
                    ( nWhich1 <= RES_PARATR_LIST_ISCOUNTED && RES_PARATR_LIST_ISCOUNTED <= nWhich2 &&
                      !mrTextNode.IsCountedInList() );
            }

            // #i70748#
            // RES_PARATR_OUTLINELEVEL
            if ( nWhich1 <= RES_PARATR_OUTLINELEVEL && RES_PARATR_OUTLINELEVEL <= nWhich2 )
            {
                mrTextNode.ResetEmptyListStyleDueToResetOutlineLevelAttr();
            }
        }
        else
        {
            // RES_PARATR_NUMRULE and RES_PARATR_LIST_ID
            if ( nWhich1 == RES_PARATR_NUMRULE )
            {
                bRemoveFromList = mrTextNode.GetNumRule() != 0;
                mbListStyleOrIdReset = true;
            }
            else if ( nWhich1 == RES_PARATR_LIST_ID )
            {
                bRemoveFromList = mrTextNode.GetpSwAttrSet() &&
                    mrTextNode.GetpSwAttrSet()->GetItemState( RES_PARATR_LIST_ID, false ) == SfxItemState::SET;
                // #i92898#
                mbListStyleOrIdReset = true;
            }
            // #i70748#
            // RES_PARATR_OUTLINELEVEL
            else if ( nWhich1 == RES_PARATR_OUTLINELEVEL )
            {
                mrTextNode.ResetEmptyListStyleDueToResetOutlineLevelAttr();
            }

            if ( !bRemoveFromList )
            {
                // RES_PARATR_LIST_LEVEL
                mbUpdateListLevel = nWhich1 == RES_PARATR_LIST_LEVEL &&
                                    mrTextNode.HasAttrListLevel();

                // RES_PARATR_LIST_ISRESTART and RES_PARATR_LIST_RESTARTVALUE
                mbUpdateListRestart = ( nWhich1 == RES_PARATR_LIST_ISRESTART &&
                                        mrTextNode.IsListRestart() ) ||
                                      ( nWhich1 == RES_PARATR_LIST_RESTARTVALUE &&
                                        mrTextNode.HasAttrListRestartValue() );

                // RES_PARATR_LIST_ISCOUNTED
                mbUpdateListCount = nWhich1 == RES_PARATR_LIST_ISCOUNTED &&
                                    !mrTextNode.IsCountedInList();
            }
        }

        if ( bRemoveFromList && mrTextNode.IsInList() )
        {
            mrTextNode.RemoveFromList();
        }
    }

    HandleResetAttrAtTextNode::HandleResetAttrAtTextNode( SwTextNode& rTextNode,
                                                        const std::vector<sal_uInt16>& rWhichArr )
        : mrTextNode( rTextNode ),
          mbListStyleOrIdReset( false ),
          mbUpdateListLevel( false ),
          mbUpdateListRestart( false ),
          mbUpdateListCount( false )
    {
        bool bRemoveFromList( false );
        {
            std::vector<sal_uInt16>::const_iterator it;
            for ( it = rWhichArr.begin(); it != rWhichArr.end(); ++it)
            {
                // RES_PARATR_NUMRULE and RES_PARATR_LIST_ID
                if ( *it == RES_PARATR_NUMRULE )
                {
                    bRemoveFromList = bRemoveFromList ||
                                      mrTextNode.GetNumRule() != 0;
                    mbListStyleOrIdReset = true;
                }
                else if ( *it == RES_PARATR_LIST_ID )
                {
                    bRemoveFromList = bRemoveFromList ||
                        ( mrTextNode.GetpSwAttrSet() &&
                          mrTextNode.GetpSwAttrSet()->GetItemState( RES_PARATR_LIST_ID, false ) == SfxItemState::SET );
                    // #i92898#
                    mbListStyleOrIdReset = true;
                }
                // #i70748#
                // RES_PARATR_OUTLINELEVEL
                else if ( *it == RES_PARATR_OUTLINELEVEL )
                {
                    mrTextNode.ResetEmptyListStyleDueToResetOutlineLevelAttr();
                }

                if ( !bRemoveFromList )
                {
                    // RES_PARATR_LIST_LEVEL
                    mbUpdateListLevel = mbUpdateListLevel ||
                                        ( *it == RES_PARATR_LIST_LEVEL &&
                                          mrTextNode.HasAttrListLevel() );

                    // RES_PARATR_LIST_ISRESTART and RES_PARATR_LIST_RESTARTVALUE
                    mbUpdateListRestart = mbUpdateListRestart ||
                                          ( *it == RES_PARATR_LIST_ISRESTART &&
                                            mrTextNode.IsListRestart() ) ||
                                          ( *it == RES_PARATR_LIST_RESTARTVALUE &&
                                            mrTextNode.HasAttrListRestartValue() );

                    // RES_PARATR_LIST_ISCOUNTED
                    mbUpdateListCount = mbUpdateListCount ||
                                        ( *it == RES_PARATR_LIST_ISCOUNTED &&
                                          !mrTextNode.IsCountedInList() );
                }
            }
        }

        if ( bRemoveFromList && mrTextNode.IsInList() )
        {
            mrTextNode.RemoveFromList();
        }
    }

    HandleResetAttrAtTextNode::HandleResetAttrAtTextNode( SwTextNode& rTextNode )
        : mrTextNode( rTextNode ),
          mbListStyleOrIdReset( false ),
          mbUpdateListLevel( false ),
          mbUpdateListRestart( false ),
          mbUpdateListCount( false )
    {
        mbListStyleOrIdReset = true;
        if ( rTextNode.IsInList() )
        {
            rTextNode.RemoveFromList();
        }
        // #i70748#
        mrTextNode.ResetEmptyListStyleDueToResetOutlineLevelAttr();
    }

    HandleResetAttrAtTextNode::~HandleResetAttrAtTextNode()
    {
        if ( mbListStyleOrIdReset && !mrTextNode.IsInList() )
        {
            // check, if in spite of the reset of the list style or the list id
            // the paragraph still has to be added to a list.
            if (mrTextNode.GetNumRule() && !mrTextNode.GetListId().isEmpty())
            {
                // #i96062#
                // If paragraph has no list level attribute set and list style
                // is the outline style, apply outline level as the list level.
                if ( !mrTextNode.HasAttrListLevel() &&
                     mrTextNode.GetNumRule()->GetName()==SwNumRule::GetOutlineRuleName() &&
                     mrTextNode.GetTextColl()->IsAssignedToListLevelOfOutlineStyle() )
                {
                    int nNewListLevel = mrTextNode.GetTextColl()->GetAssignedOutlineStyleLevel();
                    if ( 0 <= nNewListLevel && nNewListLevel < MAXLEVEL )
                    {
                        mrTextNode.SetAttrListLevel( nNewListLevel );
                    }
                }
                mrTextNode.AddToList();
            }
            // #i70748#
            // #i105562#
            else if ( mrTextNode.GetpSwAttrSet() &&
                      dynamic_cast<const SfxUInt16Item &>(mrTextNode.GetAttr( RES_PARATR_OUTLINELEVEL, false )).GetValue() > 0 )
            {
                mrTextNode.SetEmptyListStyleDueToSetOutlineLevelAttr();
            }
        }

        if ( mrTextNode.IsInList() )
        {
            if ( mbUpdateListLevel )
            {
                SwNodeNum* pNodeNum = const_cast<SwNodeNum*>(mrTextNode.GetNum());
                pNodeNum->SetLevelInListTree( mrTextNode.GetAttrListLevel() );
            }

            if ( mbUpdateListRestart )
            {
                SwNodeNum* pNodeNum = const_cast<SwNodeNum*>(mrTextNode.GetNum());
                pNodeNum->InvalidateMe();
                pNodeNum->NotifyInvalidSiblings();
            }

            if ( mbUpdateListCount )
            {
                SwNodeNum* pNodeNum = const_cast<SwNodeNum*>(mrTextNode.GetNum());
                pNodeNum->InvalidateAndNotifyTree();
            }
        }
    }
    // End of class <HandleResetAttrAtTextNode>
}

bool SwTextNode::ResetAttr( sal_uInt16 nWhich1, sal_uInt16 nWhich2 )
{
    const bool bOldIsSetOrResetAttr( mbInSetOrResetAttr );
    mbInSetOrResetAttr = true;

    HandleResetAttrAtTextNode aHandleResetAttr( *this, nWhich1, nWhich2 );

    bool bRet = SwContentNode::ResetAttr( nWhich1, nWhich2 );

    mbInSetOrResetAttr = bOldIsSetOrResetAttr;

    return bRet;
}

bool SwTextNode::ResetAttr( const std::vector<sal_uInt16>& rWhichArr )
{
    const bool bOldIsSetOrResetAttr( mbInSetOrResetAttr );
    mbInSetOrResetAttr = true;

    HandleResetAttrAtTextNode aHandleResetAttr( *this, rWhichArr );

    bool bRet = SwContentNode::ResetAttr( rWhichArr );

    mbInSetOrResetAttr = bOldIsSetOrResetAttr;

    return bRet;
}

sal_uInt16 SwTextNode::ResetAllAttr()
{
    const bool bOldIsSetOrResetAttr( mbInSetOrResetAttr );
    mbInSetOrResetAttr = true;

    HandleResetAttrAtTextNode aHandleResetAttr( *this );

    const sal_uInt16 nRet = SwContentNode::ResetAllAttr();

    mbInSetOrResetAttr = bOldIsSetOrResetAttr;

    return nRet;
}

void SwTextNode::dumpAsXml(xmlTextWriterPtr pWriter) const
{
    xmlTextWriterStartElement(pWriter, BAD_CAST("swTextNode"));
    xmlTextWriterWriteFormatAttribute(pWriter, BAD_CAST("ptr"), "%p", this);
    xmlTextWriterWriteAttribute(pWriter, BAD_CAST("index"), BAD_CAST(OString::number(GetIndex()).getStr()));

    OUString sText = GetText();
    for (int i = 0; i < 32; ++i)
        sText = sText.replace(i, '*');
    xmlTextWriterStartElement(pWriter, BAD_CAST("m_Text"));
    xmlTextWriterWriteString(pWriter, BAD_CAST(sText.toUtf8().getStr()));
    xmlTextWriterEndElement(pWriter);

    if (GetFormatColl())
    {
        xmlTextWriterStartElement(pWriter, BAD_CAST("swTextFormatColl"));
        xmlTextWriterWriteAttribute(pWriter, BAD_CAST("name"), BAD_CAST(GetFormatColl()->GetName().toUtf8().getStr()));
        xmlTextWriterEndElement(pWriter);
    }

    if (HasSwAttrSet())
    {
        xmlTextWriterStartElement(pWriter, BAD_CAST("swAttrSet"));
        GetSwAttrSet().dumpAsXml(pWriter);
        xmlTextWriterEndElement(pWriter);
    }

    if (HasHints())
    {
        xmlTextWriterStartElement(pWriter, BAD_CAST("swpHints"));
        const SwpHints& rHints = GetSwpHints();
        for (size_t i = 0; i < rHints.Count(); ++i)
            rHints.Get(i)->dumpAsXml(pWriter);
        xmlTextWriterEndElement(pWriter);
    }

    if (GetNumRule())
        GetNumRule()->dumpAsXml(pWriter);

    xmlTextWriterEndElement(pWriter);
}

sal_uInt32 SwTextNode::GetRsid( sal_Int32 nStt, sal_Int32 nEnd ) const
{
    SfxItemSet aSet( (SfxItemPool&) (GetDoc()->GetAttrPool()), RES_CHRATR_RSID, RES_CHRATR_RSID );
    if ( GetAttr(aSet, nStt, nEnd) )
    {
        const SvxRsidItem* pRsid = static_cast<const SvxRsidItem*>(aSet.GetItem(RES_CHRATR_RSID));
        if( pRsid )
            return pRsid->GetValue();
    }

    return 0;
}

sal_uInt32 SwTextNode::GetParRsid() const
{
    return reinterpret_cast<const SvxRsidItem&>(GetAttr( RES_PARATR_RSID )).GetValue();
}

bool SwTextNode::CompareParRsid( const SwTextNode &rTextNode ) const
{
    sal_uInt32 nThisRsid = GetParRsid();
    sal_uInt32 nRsid = rTextNode.GetParRsid();

    return nThisRsid == nRsid;
}

bool SwTextNode::CompareRsid( const SwTextNode &rTextNode, sal_Int32 nStt1, sal_Int32 nStt2,
                            sal_Int32 nEnd1, sal_Int32 nEnd2 ) const

{
    sal_uInt32 nThisRsid = GetRsid( nStt1, nEnd1 ? nEnd1 : nStt1 );
    sal_uInt32 nRsid = rTextNode.GetRsid( nStt2, nEnd2 ? nEnd2 : nStt2 );

    return nThisRsid == nRsid;
}

// sw::Metadatable
::sfx2::IXmlIdRegistry& SwTextNode::GetRegistry()
{
    return GetDoc()->GetXmlIdRegistry();
}

bool SwTextNode::IsInClipboard() const
{
    return GetDoc()->IsClipBoard();
}

bool SwTextNode::IsInUndo() const
{
    return GetDoc()->GetIDocumentUndoRedo().IsUndoNodes(GetNodes());
}

bool SwTextNode::IsInContent() const
{
    return !GetDoc()->IsInHeaderFooter( SwNodeIndex(*this) );
}

void SwTextNode::SwClientNotify( const SwModify& rModify, const SfxHint& rHint )
{
    SwClient::SwClientNotify(rModify, rHint);
    const SwAttrHint* pHint = dynamic_cast<const SwAttrHint*>(&rHint);
    if ( pHint && pHint->GetId() == RES_CONDTXTFMTCOLL && &rModify == GetRegisteredIn() )
        ChkCondColl();
}

#include <unoparagraph.hxx>

uno::Reference< rdf::XMetadatable >
SwTextNode::MakeUnoObject()
{
    const uno::Reference<rdf::XMetadatable> xMeta(
            SwXParagraph::CreateXParagraph(*GetDoc(), this), uno::UNO_QUERY);
    return xMeta;
}

//UUUU
drawinglayer::attribute::SdrAllFillAttributesHelperPtr SwTextNode::getSdrAllFillAttributesHelper() const
{
    // create SdrAllFillAttributesHelper on demand
    if(!maFillAttributes.get())
    {
        const_cast< SwTextNode* >(this)->maFillAttributes.reset(new drawinglayer::attribute::SdrAllFillAttributesHelper(GetSwAttrSet()));
    }

    return maFillAttributes;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */