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/* -*- 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 <memory>
#include <doc.hxx>
#include <IDocumentUndoRedo.hxx>
#include <IDocumentContentOperations.hxx>
#include <editsh.hxx>
#include <pam.hxx>
#include <swundo.hxx>
#include <undobj.hxx>
#include <SwRewriter.hxx>
#include <osl/diagnose.h>
#include <wrtsh.hxx>
#include <officecfg/Office/Writer.hxx>
#include <strings.hrc>
#include <vector>
void SwEditShell::DeleteSel(SwPaM& rPam, bool const isArtificialSelection, bool *const pUndo)
{
auto const oSelectAll(StartsWith_() != SwCursorShell::StartsWith::None
? ExtendedSelectedAll()
: ::std::optional<::std::pair<SwNode const*, ::std::vector<SwTableNode *>>>{});
// only for selections
if (!rPam.HasMark()
|| (*rPam.GetPoint() == *rPam.GetMark()
&& !IsFlySelectedByCursor(*GetDoc(), *rPam.Start(), *rPam.End())))
{
return;
}
// Is the selection in a table? Then delete only the content of the selected boxes.
// Here, there are two cases:
// 1. Point and Mark are in one box, delete selection as usual
// 2. Point and Mark are in different boxes, search all selected boxes and delete content
// 3. Point and Mark are at the document start and end, Point is in a table: delete selection as usual
if( rPam.GetPointNode().FindTableNode() &&
rPam.GetPointNode().StartOfSectionNode() !=
rPam.GetMarkNode().StartOfSectionNode() && !oSelectAll)
{
// group the Undo in the table
if( pUndo && !*pUndo )
{
GetDoc()->GetIDocumentUndoRedo().StartUndo( SwUndoId::START, nullptr );
*pUndo = true;
}
SwPaM aDelPam( *rPam.Start() );
const SwPosition* pEndSelPos = rPam.End();
do {
aDelPam.SetMark();
SwNode& rNd = aDelPam.GetPointNode();
const SwNode& rEndNd = *rNd.EndOfSectionNode();
if( pEndSelPos->GetNodeIndex() <= rEndNd.GetIndex() )
{
*aDelPam.GetPoint() = *pEndSelPos;
pEndSelPos = nullptr; // misuse a pointer as a flag
}
else
{
// then go to the end of the selection
aDelPam.GetPoint()->Assign(rEndNd);
aDelPam.Move( fnMoveBackward, GoInContent );
}
// skip protected boxes
if( !rNd.IsContentNode() ||
!rNd.IsInProtectSect() )
{
// delete everything
GetDoc()->getIDocumentContentOperations().DeleteAndJoin( aDelPam );
SaveTableBoxContent( aDelPam.GetPoint() );
}
if( !pEndSelPos ) // at the end of a selection
break;
aDelPam.DeleteMark();
aDelPam.Move( fnMoveForward, GoInContent ); // next box
} while( pEndSelPos );
}
else
{
std::optional<SwPaM> pNewPam;
SwPaM * pPam = &rPam;
if (oSelectAll)
{
if (!oSelectAll->second.empty())
{
SwRewriter aRewriter;
aRewriter.AddRule(UndoArg1, SwResId(STR_MULTISEL));
GetDoc()->GetIDocumentUndoRedo().StartUndo(SwUndoId::DELETE, &aRewriter);
}
// tdf#155685 tables at the end must be deleted separately
for (SwTableNode *const pTable : oSelectAll->second)
{
GetDoc()->DelTable(pTable);
}
assert(dynamic_cast<SwShellCursor*>(&rPam)); // must be corrected pam
pNewPam.emplace(*rPam.GetMark(), *rPam.GetPoint());
// Selection starts at the first para of the first cell, but we
// want to delete the table node before the first cell as well.
pNewPam->Start()->Assign(*oSelectAll->first);
pPam = &*pNewPam;
}
// delete everything
GetDoc()->getIDocumentContentOperations().DeleteAndJoin(*pPam,
isArtificialSelection ? SwDeleteFlags::ArtificialSelection : SwDeleteFlags::Default);
SaveTableBoxContent( pPam->GetPoint() );
if (oSelectAll && !oSelectAll->second.empty())
{
GetDoc()->GetIDocumentUndoRedo().EndUndo(SwUndoId::END, nullptr);
}
}
// Selection is not needed anymore
rPam.DeleteMark();
}
bool SwEditShell::Delete(bool const isArtificialSelection)
{
CurrShell aCurr( this );
bool bRet = false;
if ( !HasReadonlySel() || CursorInsideInputField() )
{
if (HasHiddenSections() &&
officecfg::Office::Writer::Content::Display::ShowWarningHiddenSection::get())
{
if (!WarnHiddenSectionDialog())
{
bRet = RemoveParagraphMetadataFieldAtCursor();
return bRet;
}
}
StartAllAction();
bool bUndo = GetCursor()->GetNext() != GetCursor();
if( bUndo ) // more than one selection?
{
SwRewriter aRewriter;
aRewriter.AddRule(UndoArg1, SwResId(STR_MULTISEL));
GetDoc()->GetIDocumentUndoRedo().StartUndo(SwUndoId::DELETE, &aRewriter);
}
for(SwPaM& rPaM : GetCursor()->GetRingContainer())
{
DeleteSel(rPaM, isArtificialSelection, &bUndo);
}
// If undo container then close here
if( bUndo )
{
GetDoc()->GetIDocumentUndoRedo().EndUndo(SwUndoId::END, nullptr);
}
EndAllAction();
bRet = true;
}
else
{
bRet = RemoveParagraphMetadataFieldAtCursor();
if (!bRet)
{
InfoReadOnlyDialog(false);
}
}
return bRet;
}
bool SwEditShell::Copy( SwEditShell& rDestShell )
{
CurrShell aCurr( &rDestShell );
// List of insert positions for smart insert of block selections
std::vector< std::shared_ptr<SwPosition> > aInsertList;
// Fill list of insert positions
{
SwPosition * pPos = nullptr;
std::shared_ptr<SwPosition> pInsertPos;
sal_uInt16 nMove = 0;
for(SwPaM& rPaM : GetCursor()->GetRingContainer())
{
if( !pPos )
{
if( &rDestShell == this )
{
// First cursor represents the target position!!
rPaM.DeleteMark();
pPos = rPaM.GetPoint();
continue;
}
else
pPos = rDestShell.GetCursor()->GetPoint();
}
if( IsBlockMode() )
{ // In block mode different insert positions will be calculated
// by simulated cursor movements from the given first insert position
if( nMove )
{
SwCursor aCursor( *pPos, nullptr);
if (aCursor.UpDown(false, nMove, nullptr, 0, *GetLayout()))
{
pInsertPos = std::make_shared<SwPosition>( *aCursor.GetPoint() );
aInsertList.push_back( pInsertPos );
}
}
else
pInsertPos = std::make_shared<SwPosition>( *pPos );
++nMove;
}
SwPosition *pTmp = IsBlockMode() ? pInsertPos.get() : pPos;
// Check if a selection would be copied into itself
if( rDestShell.GetDoc() == GetDoc() &&
*rPaM.Start() <= *pTmp && *pTmp < *rPaM.End() )
return false;
}
}
rDestShell.StartAllAction();
SwPosition *pPos = nullptr;
bool bRet = false;
bool bFirstMove = true;
SwNodeIndex aSttNdIdx( rDestShell.GetDoc()->GetNodes() );
sal_Int32 nSttCntIdx = 0;
// For block selection this list is filled with the insert positions
auto pNextInsert = aInsertList.begin();
rDestShell.GetDoc()->GetIDocumentUndoRedo().StartUndo( SwUndoId::START, nullptr );
for(SwPaM& rPaM : GetCursor()->GetRingContainer())
{
if( !pPos )
{
if( &rDestShell == this )
{
// First cursor represents the target position!!
rPaM.DeleteMark();
pPos = rPaM.GetPoint();
continue;
}
else
pPos = rDestShell.GetCursor()->GetPoint();
}
if( !bFirstMove )
{
if( pNextInsert != aInsertList.end() )
{
pPos = pNextInsert->get();
++pNextInsert;
}
else if( IsBlockMode() )
GetDoc()->getIDocumentContentOperations().SplitNode( *pPos, false );
}
// Only for a selection (non-text nodes have selection but Point/GetMark are equal)
if( !rPaM.HasMark() || *rPaM.GetPoint() == *rPaM.GetMark() )
continue;
if( bFirstMove )
{
// Store start position of the new area
aSttNdIdx = pPos->GetNodeIndex()-1;
nSttCntIdx = pPos->GetContentIndex();
bFirstMove = false;
}
const bool bSuccess( GetDoc()->getIDocumentContentOperations().CopyRange(rPaM, *pPos, SwCopyFlags::CheckPosInFly) );
if (!bSuccess)
continue;
SwPaM aInsertPaM(*pPos, SwPosition(aSttNdIdx));
rDestShell.GetDoc()->MakeUniqueNumRules(aInsertPaM);
bRet = true;
}
// Maybe nothing has been moved?
if( !bFirstMove )
{
SwPaM* pCursor = rDestShell.GetCursor();
pCursor->SetMark();
pCursor->GetPoint()->Assign( aSttNdIdx.GetIndex()+1, nSttCntIdx );
pCursor->Exchange();
}
else
{
// If the cursor moved during move process, move also its GetMark
rDestShell.GetCursor()->SetMark();
rDestShell.GetCursor()->DeleteMark();
}
#if OSL_DEBUG_LEVEL > 0
// check if the indices are registered in the correct nodes
{
for(SwPaM& rCmp : rDestShell.GetCursor()->GetRingContainer())
{
OSL_ENSURE( rCmp.GetPoint()->GetContentNode()
== rCmp.GetPointContentNode(), "Point in wrong Node" );
OSL_ENSURE( rCmp.GetMark()->GetContentNode()
== rCmp.GetMarkContentNode(), "Mark in wrong Node" );
}
}
#endif
// close Undo container here
rDestShell.GetDoc()->GetIDocumentUndoRedo().EndUndo( SwUndoId::END, nullptr );
rDestShell.EndAllAction();
rDestShell.SaveTableBoxContent( rDestShell.GetCursor()->GetPoint() );
return bRet;
}
/** Replace a selected area in a text node with a given string.
*
* Intended for "search & replace".
*
* @param bRegExpRplc if <true> replace tabs (\\t) and replace with found string (not \&).
* E.g. [Fnd: "zzz", Repl: "xx\t\\t..&..\&"] --> "xx\t<Tab>..zzz..&"
*/
bool SwEditShell::Replace( const OUString& rNewStr, bool bRegExpRplc )
{
CurrShell aCurr( this );
bool bRet = false;
if (!HasReadonlySel(true))
{
StartAllAction();
GetDoc()->GetIDocumentUndoRedo().StartUndo(SwUndoId::EMPTY, nullptr);
for(SwPaM& rPaM : GetCursor()->GetRingContainer())
{
if( rPaM.HasMark() && *rPaM.GetMark() != *rPaM.GetPoint() )
{
bRet = sw::ReplaceImpl(rPaM, rNewStr, bRegExpRplc, *GetDoc(), GetLayout())
|| bRet;
SaveTableBoxContent( rPaM.GetPoint() );
}
}
// close Undo container here
GetDoc()->GetIDocumentUndoRedo().EndUndo(SwUndoId::EMPTY, nullptr);
EndAllAction();
}
return bRet;
}
/** Replace a selected area in a text node with a given string.
*
* Method to replace a text selection with a new string while
* keeping possible comments (they will be moved to the end
* of the selection).
*
* @param rNewStr the new string which the selected area is to be replaced with
* @return true, if something has been replaced, false otherwise.
*/
bool SwEditShell::ReplaceKeepComments( const OUString& rNewStr)
{
bool bRet = false;
SwPaM *pCursor = GetCursor();
if(pCursor != nullptr)
{
// go sure that the text selection pointed to by pCursor is valid
if(pCursor->HasMark())
{
// preserve comments inside of the number by deleting number portions starting from the back
OUString aSelectedText = pCursor->GetText();
sal_Int32 nCommentPos(aSelectedText.lastIndexOf(CH_TXTATR_INWORD));
// go sure that we have a valid selection and a comment has been found
while (nCommentPos > -1)
{
// select the part of the text after the last found comment
// selection start:
pCursor->GetPoint()->AdjustContent(nCommentPos + 1);
// selection end is left where it is -> will be adjusted later on
// delete the part of the word after the last found comment
Replace(OUString(), false);
// put the selection start back to the beginning of the word
pCursor->GetPoint()->AdjustContent(-(nCommentPos + 1));
// adjust the selection end, so that the last comment is no longer selected:
pCursor->GetMark()->AdjustContent(-1);
// search for the next possible comment
aSelectedText = pCursor->GetText();
nCommentPos = aSelectedText.lastIndexOf(CH_TXTATR_INWORD);
}
bRet = Replace(rNewStr, false);
}
}
return bRet;
}
/// special method for JOE's wizards
bool SwEditShell::DelFullPara()
{
bool bRet = false;
if( !IsTableMode() )
{
SwPaM* pCursor = GetCursor();
// no multi selection
if( !pCursor->IsMultiSelection() && !HasReadonlySel() )
{
CurrShell aCurr( this );
StartAllAction();
bRet = GetDoc()->getIDocumentContentOperations().DelFullPara( *pCursor );
EndAllAction();
}
}
return bRet;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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