Files
libreoffice/sw/source/core/undo/unredln.cxx
Caolán McNamara 6f7afbb4dc change pointer to reference for the win
Change-Id: Ia43a07dc7d6bc87bba297636771ee4bd3a0b477d
2015-06-16 15:08:17 +01:00

495 lines
16 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <UndoRedline.hxx>
#include <hintids.hxx>
#include <unotools/charclass.hxx>
#include <doc.hxx>
#include <IDocumentRedlineAccess.hxx>
#include <swundo.hxx>
#include <pam.hxx>
#include <ndtxt.hxx>
#include <UndoCore.hxx>
#include <UndoDelete.hxx>
#include <rolbck.hxx>
#include <redline.hxx>
#include <docary.hxx>
#include <sortopt.hxx>
#include <docedt.hxx>
SwUndoRedline::SwUndoRedline( SwUndoId nUsrId, const SwPaM& rRange )
: SwUndo( UNDO_REDLINE ), SwUndRng( rRange ),
mpRedlData( 0 ), mpRedlSaveData( 0 ), mnUserId( nUsrId ),
mbHiddenRedlines( false )
{
// consider Redline
SwDoc& rDoc = *rRange.GetDoc();
if( rDoc.getIDocumentRedlineAccess().IsRedlineOn() )
{
switch( mnUserId )
{
case UNDO_DELETE:
case UNDO_REPLACE:
mpRedlData = new SwRedlineData( nsRedlineType_t::REDLINE_DELETE, rDoc.getIDocumentRedlineAccess().GetRedlineAuthor() );
break;
default:
;
}
SetRedlineMode( rDoc.getIDocumentRedlineAccess().GetRedlineMode() );
}
sal_uLong nEndExtra = rDoc.GetNodes().GetEndOfExtras().GetIndex();
mpRedlSaveData = new SwRedlineSaveDatas;
if( !FillSaveData( rRange, *mpRedlSaveData, false, UNDO_REJECT_REDLINE != mnUserId ))
delete mpRedlSaveData, mpRedlSaveData = 0;
else
{
mbHiddenRedlines = HasHiddenRedlines( *mpRedlSaveData );
if( mbHiddenRedlines ) // then the NodeIndices of SwUndRng need to be corrected
{
nEndExtra -= rDoc.GetNodes().GetEndOfExtras().GetIndex();
nSttNode -= nEndExtra;
nEndNode -= nEndExtra;
}
}
}
SwUndoRedline::~SwUndoRedline()
{
delete mpRedlData;
delete mpRedlSaveData;
}
sal_uInt16 SwUndoRedline::GetRedlSaveCount() const
{
return mpRedlSaveData ? mpRedlSaveData->size() : 0;
}
void SwUndoRedline::UndoImpl(::sw::UndoRedoContext & rContext)
{
SwDoc& rDoc = rContext.GetDoc();
SwPaM& rPam(AddUndoRedoPaM(rContext));
UndoRedlineImpl(rDoc, rPam);
if( mpRedlSaveData )
{
sal_uLong nEndExtra = rDoc.GetNodes().GetEndOfExtras().GetIndex();
SetSaveData(rDoc, *mpRedlSaveData);
if( mbHiddenRedlines )
{
mpRedlSaveData->clear();
nEndExtra = rDoc.GetNodes().GetEndOfExtras().GetIndex() - nEndExtra;
nSttNode += nEndExtra;
nEndNode += nEndExtra;
}
SetPaM(rPam, true);
}
}
void SwUndoRedline::RedoImpl(::sw::UndoRedoContext & rContext)
{
SwDoc& rDoc = rContext.GetDoc();
RedlineMode_t eOld = rDoc.getIDocumentRedlineAccess().GetRedlineMode();
rDoc.getIDocumentRedlineAccess().SetRedlineMode_intern((RedlineMode_t)(( eOld & ~nsRedlineMode_t::REDLINE_IGNORE) | nsRedlineMode_t::REDLINE_ON ));
SwPaM & rPam( AddUndoRedoPaM(rContext) );
if( mpRedlSaveData && mbHiddenRedlines )
{
sal_uLong nEndExtra = rDoc.GetNodes().GetEndOfExtras().GetIndex();
FillSaveData(rPam, *mpRedlSaveData, false, UNDO_REJECT_REDLINE != mnUserId );
nEndExtra -= rDoc.GetNodes().GetEndOfExtras().GetIndex();
nSttNode -= nEndExtra;
nEndNode -= nEndExtra;
}
RedoRedlineImpl(rDoc, rPam);
SetPaM(rPam, true);
rDoc.getIDocumentRedlineAccess().SetRedlineMode_intern( eOld );
}
void SwUndoRedline::UndoRedlineImpl(SwDoc &, SwPaM &)
{
}
// default: remove redlines
void SwUndoRedline::RedoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
rDoc.getIDocumentRedlineAccess().DeleteRedline(rPam, true, USHRT_MAX);
}
SwUndoRedlineDelete::SwUndoRedlineDelete( const SwPaM& rRange, SwUndoId nUsrId )
: SwUndoRedline( nUsrId ? nUsrId : UNDO_DELETE, rRange ),
bCanGroup( false ), bIsDelim( false ), bIsBackspace( false )
{
const SwTextNode* pTNd;
if( UNDO_DELETE == mnUserId &&
nSttNode == nEndNode && nSttContent + 1 == nEndContent &&
0 != (pTNd = rRange.GetNode().GetTextNode()) )
{
sal_Unicode const cCh = pTNd->GetText()[nSttContent];
if( CH_TXTATR_BREAKWORD != cCh && CH_TXTATR_INWORD != cCh )
{
bCanGroup = true;
bIsDelim = !GetAppCharClass().isLetterNumeric( pTNd->GetText(),
nSttContent );
bIsBackspace = nSttContent == rRange.GetPoint()->nContent.GetIndex();
}
}
bCacheComment = false;
}
void SwUndoRedlineDelete::UndoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
rDoc.getIDocumentRedlineAccess().DeleteRedline(rPam, true, USHRT_MAX);
}
void SwUndoRedlineDelete::RedoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
if (rPam.GetPoint() != rPam.GetMark())
{
rDoc.getIDocumentRedlineAccess().AppendRedline( new SwRangeRedline(*mpRedlData, rPam), false );
}
}
bool SwUndoRedlineDelete::CanGrouping( const SwUndoRedlineDelete& rNext )
{
bool bRet = false;
if( UNDO_DELETE == mnUserId && mnUserId == rNext.mnUserId &&
bCanGroup == rNext.bCanGroup &&
bIsDelim == rNext.bIsDelim &&
bIsBackspace == rNext.bIsBackspace &&
nSttNode == nEndNode &&
rNext.nSttNode == nSttNode &&
rNext.nEndNode == nEndNode )
{
int bIsEnd = 0;
if( rNext.nSttContent == nEndContent )
bIsEnd = 1;
else if( rNext.nEndContent == nSttContent )
bIsEnd = -1;
if( bIsEnd &&
(( !mpRedlSaveData && !rNext.mpRedlSaveData ) ||
( mpRedlSaveData && rNext.mpRedlSaveData &&
SwUndo::CanRedlineGroup( *mpRedlSaveData,
*rNext.mpRedlSaveData, 1 != bIsEnd )
)))
{
if( 1 == bIsEnd )
nEndContent = rNext.nEndContent;
else
nSttContent = rNext.nSttContent;
bRet = true;
}
}
return bRet;
}
SwUndoRedlineSort::SwUndoRedlineSort( const SwPaM& rRange,
const SwSortOptions& rOpt )
: SwUndoRedline( UNDO_SORT_TXT, rRange ),
pOpt( new SwSortOptions( rOpt ) ),
nSaveEndNode( nEndNode ), nOffset( 0 ), nSaveEndContent( nEndContent )
{
}
SwUndoRedlineSort::~SwUndoRedlineSort()
{
delete pOpt;
}
void SwUndoRedlineSort::UndoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
// rPam contains the sorted range
// aSaveRange contains copied (i.e. original) range
SwPosition *const pStart = rPam.Start();
SwPosition *const pEnd = rPam.End();
SwNodeIndex aPrevIdx( pStart->nNode, -1 );
sal_uLong nOffsetTemp = pEnd->nNode.GetIndex() - pStart->nNode.GetIndex();
if( 0 == ( nsRedlineMode_t::REDLINE_SHOW_DELETE & rDoc.getIDocumentRedlineAccess().GetRedlineMode()) )
{
// Search both Redline objects and make them visible to make the nodes
// consistent again. The 'delete' one is hidden, thus search for the
// 'insert' Redline object. The former is located directly after the latter.
sal_uInt16 nFnd = rDoc.getIDocumentRedlineAccess().GetRedlinePos(
*rDoc.GetNodes()[ nSttNode + 1 ],
nsRedlineType_t::REDLINE_INSERT );
OSL_ENSURE( USHRT_MAX != nFnd && nFnd+1 < (sal_uInt16)rDoc.getIDocumentRedlineAccess().GetRedlineTable().size(),
"could not find an Insert object" );
++nFnd;
rDoc.getIDocumentRedlineAccess().GetRedlineTable()[nFnd]->Show(1, nFnd);
}
{
SwPaM aTmp( *rPam.GetMark() );
aTmp.GetMark()->nContent = 0;
aTmp.SetMark();
aTmp.GetPoint()->nNode = nSaveEndNode;
aTmp.GetPoint()->nContent.Assign( aTmp.GetContentNode(), nSaveEndContent );
rDoc.getIDocumentRedlineAccess().DeleteRedline( aTmp, true, USHRT_MAX );
}
rDoc.getIDocumentContentOperations().DelFullPara(rPam);
SwPaM *const pPam = & rPam;
pPam->DeleteMark();
pPam->GetPoint()->nNode.Assign( aPrevIdx.GetNode(), +1 );
SwContentNode* pCNd = pPam->GetContentNode();
pPam->GetPoint()->nContent.Assign(pCNd, 0 );
pPam->SetMark();
pPam->GetPoint()->nNode += nOffsetTemp;
pCNd = pPam->GetContentNode();
pPam->GetPoint()->nContent.Assign( pCNd, pCNd->Len() );
SetValues( *pPam );
SetPaM(rPam);
}
void SwUndoRedlineSort::RedoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
SwPaM* pPam = &rPam;
SwPosition* pStart = pPam->Start();
SwPosition* pEnd = pPam->End();
SwNodeIndex aPrevIdx( pStart->nNode, -1 );
sal_uLong nOffsetTemp = pEnd->nNode.GetIndex() - pStart->nNode.GetIndex();
const sal_Int32 nCntStt = pStart->nContent.GetIndex();
rDoc.SortText(rPam, *pOpt);
pPam->DeleteMark();
pPam->GetPoint()->nNode.Assign( aPrevIdx.GetNode(), +1 );
SwContentNode* pCNd = pPam->GetContentNode();
sal_Int32 nLen = pCNd->Len();
if( nLen > nCntStt )
nLen = nCntStt;
pPam->GetPoint()->nContent.Assign(pCNd, nLen );
pPam->SetMark();
pPam->GetPoint()->nNode += nOffsetTemp;
pCNd = pPam->GetContentNode();
pPam->GetPoint()->nContent.Assign( pCNd, pCNd->Len() );
SetValues( rPam );
SetPaM( rPam );
rPam.GetPoint()->nNode = nSaveEndNode;
rPam.GetPoint()->nContent.Assign( rPam.GetContentNode(), nSaveEndContent );
}
void SwUndoRedlineSort::RepeatImpl(::sw::RepeatContext & rContext)
{
rContext.GetDoc().SortText( rContext.GetRepeatPaM(), *pOpt );
}
void SwUndoRedlineSort::SetSaveRange( const SwPaM& rRange )
{
const SwPosition& rPos = *rRange.End();
nSaveEndNode = rPos.nNode.GetIndex();
nSaveEndContent = rPos.nContent.GetIndex();
}
void SwUndoRedlineSort::SetOffset( const SwNodeIndex& rIdx )
{
nOffset = rIdx.GetIndex() - nSttNode;
}
SwUndoAcceptRedline::SwUndoAcceptRedline( const SwPaM& rRange )
: SwUndoRedline( UNDO_ACCEPT_REDLINE, rRange )
{
}
void SwUndoAcceptRedline::RedoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
rDoc.getIDocumentRedlineAccess().AcceptRedline(rPam, false);
}
void SwUndoAcceptRedline::RepeatImpl(::sw::RepeatContext & rContext)
{
rContext.GetDoc().getIDocumentRedlineAccess().AcceptRedline(rContext.GetRepeatPaM(), true);
}
SwUndoRejectRedline::SwUndoRejectRedline( const SwPaM& rRange )
: SwUndoRedline( UNDO_REJECT_REDLINE, rRange )
{
}
void SwUndoRejectRedline::RedoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
rDoc.getIDocumentRedlineAccess().RejectRedline(rPam, false);
}
void SwUndoRejectRedline::RepeatImpl(::sw::RepeatContext & rContext)
{
rContext.GetDoc().getIDocumentRedlineAccess().RejectRedline(rContext.GetRepeatPaM(), true);
}
SwUndoCompDoc::SwUndoCompDoc( const SwPaM& rRg, bool bIns )
: SwUndo( UNDO_COMPAREDOC ), SwUndRng( rRg ), pRedlData( 0 ),
pUnDel( 0 ), pUnDel2( 0 ), pRedlSaveData( 0 ), bInsert( bIns )
{
SwDoc* pDoc = rRg.GetDoc();
if( pDoc->getIDocumentRedlineAccess().IsRedlineOn() )
{
RedlineType_t eTyp = bInsert ? nsRedlineType_t::REDLINE_INSERT : nsRedlineType_t::REDLINE_DELETE;
pRedlData = new SwRedlineData( eTyp, pDoc->getIDocumentRedlineAccess().GetRedlineAuthor() );
SetRedlineMode( pDoc->getIDocumentRedlineAccess().GetRedlineMode() );
}
}
SwUndoCompDoc::SwUndoCompDoc( const SwRangeRedline& rRedl )
: SwUndo( UNDO_COMPAREDOC ), SwUndRng( rRedl ), pRedlData( 0 ),
pUnDel( 0 ), pUnDel2( 0 ), pRedlSaveData( 0 ),
// for MergeDoc the corresponding inverse is needed
bInsert( nsRedlineType_t::REDLINE_DELETE == rRedl.GetType() )
{
SwDoc* pDoc = rRedl.GetDoc();
if( pDoc->getIDocumentRedlineAccess().IsRedlineOn() )
{
pRedlData = new SwRedlineData( rRedl.GetRedlineData() );
SetRedlineMode( pDoc->getIDocumentRedlineAccess().GetRedlineMode() );
}
pRedlSaveData = new SwRedlineSaveDatas;
if( !FillSaveData( rRedl, *pRedlSaveData, false, true ))
delete pRedlSaveData, pRedlSaveData = 0;
}
SwUndoCompDoc::~SwUndoCompDoc()
{
delete pRedlData;
delete pUnDel;
delete pUnDel2;
delete pRedlSaveData;
}
void SwUndoCompDoc::UndoImpl(::sw::UndoRedoContext & rContext)
{
SwDoc& rDoc = rContext.GetDoc();
SwPaM& rPam(AddUndoRedoPaM(rContext));
if( !bInsert )
{
// delete Redlines
RedlineMode_t eOld = rDoc.getIDocumentRedlineAccess().GetRedlineMode();
rDoc.getIDocumentRedlineAccess().SetRedlineMode_intern((RedlineMode_t)(( eOld & ~nsRedlineMode_t::REDLINE_IGNORE) | nsRedlineMode_t::REDLINE_ON));
rDoc.getIDocumentRedlineAccess().DeleteRedline(rPam, true, USHRT_MAX);
rDoc.getIDocumentRedlineAccess().SetRedlineMode_intern( eOld );
// per definition Point is end (in SwUndRng!)
SwContentNode* pCSttNd = rPam.GetContentNode(false);
SwContentNode* pCEndNd = rPam.GetContentNode(true);
// if start- and end-content is zero, then the doc-compare moves
// complete nodes into the current doc. And then the selection
// must be from end to start, so the delete join into the right
// direction.
if( !nSttContent && !nEndContent )
rPam.Exchange();
bool bJoinText, bJoinPrev;
sw_GetJoinFlags(rPam, bJoinText, bJoinPrev);
pUnDel = new SwUndoDelete(rPam, false);
if( bJoinText )
sw_JoinText(rPam, bJoinPrev);
if( pCSttNd && !pCEndNd)
{
// #112139# Do not step behind the end of content.
SwNode & rTmp = rPam.GetNode(true);
SwNode * pEnd = rDoc.GetNodes().DocumentSectionEndNode(&rTmp);
if (&rTmp != pEnd)
{
rPam.SetMark();
++rPam.GetPoint()->nNode;
rPam.GetBound( true ).nContent.Assign( 0, 0 );
rPam.GetBound( false ).nContent.Assign( 0, 0 );
pUnDel2 = new SwUndoDelete(rPam, true);
}
}
rPam.DeleteMark();
}
else
{
if( IDocumentRedlineAccess::IsRedlineOn( GetRedlineMode() ))
{
rDoc.getIDocumentRedlineAccess().DeleteRedline(rPam, true, USHRT_MAX);
if( pRedlSaveData )
SetSaveData(rDoc, *pRedlSaveData);
}
SetPaM(rPam, true);
}
}
void SwUndoCompDoc::RedoImpl(::sw::UndoRedoContext & rContext)
{
SwDoc& rDoc = rContext.GetDoc();
SwPaM& rPam(AddUndoRedoPaM(rContext));
if( bInsert )
{
if( pRedlData && IDocumentRedlineAccess::IsRedlineOn( GetRedlineMode() ))
{
SwRangeRedline* pTmp = new SwRangeRedline(*pRedlData, rPam);
static_cast<SwRedlineTable&>(rDoc.getIDocumentRedlineAccess().GetRedlineTable()).Insert( pTmp );
pTmp->InvalidateRange();
}
else if( !( nsRedlineMode_t::REDLINE_IGNORE & GetRedlineMode() ) &&
!rDoc.getIDocumentRedlineAccess().GetRedlineTable().empty() )
rDoc.getIDocumentRedlineAccess().SplitRedline(rPam);
}
else
{
if( pUnDel2 )
{
pUnDel2->UndoImpl(rContext);
delete pUnDel2, pUnDel2 = 0;
}
pUnDel->UndoImpl(rContext);
delete pUnDel, pUnDel = 0;
SetPaM(rPam);
SwRangeRedline* pTmp = new SwRangeRedline(*pRedlData, rPam);
static_cast<SwRedlineTable&>(rDoc.getIDocumentRedlineAccess().GetRedlineTable()).Insert( pTmp );
pTmp->InvalidateRange();
}
SetPaM(rPam, true);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */