sw/source/core/undo/SwUndoTOXChange.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <SwUndoTOXChange.hxx>
  21 #include <swundo.hxx>
  22 #include <UndoCore.hxx>
  23 #include <doctxm.hxx>
  24 #include <doc.hxx>
  25 #include <node.hxx>
  26
  27 namespace
  28 {
  29     SwNodeOffset GetSectionNodeIndex(SwTOXBaseSection const& rTOX)
  30     {
  31         const SwSectionNode* pSectNd = rTOX.GetFormat()->GetSectionNode();
  32         assert(pSectNd);
  33         return pSectNd->GetIndex();
  34     }
  35 }
  36
  37 SwUndoTOXChange::SwUndoTOXChange(const SwDoc& rDoc,
  38         SwTOXBaseSection const& rTOX, SwTOXBase const& rNew)
  39     : SwUndo(SwUndoId::TOXCHANGE, &rDoc)
  40     , m_Old(rTOX)
  41     , m_New(rNew)
  42     , m_nNodeIndex(GetSectionNodeIndex(rTOX))
  43 {
  44 }
  45
  46 SwUndoTOXChange::~SwUndoTOXChange()
  47 {
  48 }
  49
  50 // get the current ToXBase, which is not necessarily the same instance that existed there before
  51 static SwTOXBase & GetTOX(SwDoc & rDoc, SwNodeOffset const nNodeIndex)
  52 {
  53     SwSectionNode *const pNode(rDoc.GetNodes()[nNodeIndex]->GetSectionNode());
  54     assert(pNode);
  55     assert(dynamic_cast<SwTOXBaseSection*>(&pNode->GetSection()));
  56     auto & rTOX(static_cast<SwTOXBaseSection&>(pNode->GetSection()));
  57     return rTOX;
  58 }
  59
  60 void SwUndoTOXChange::UndoImpl(::sw::UndoRedoContext & rContext)
  61 {
  62     SwDoc & rDoc(rContext.GetDoc());
  63     SwTOXBase & rTOX(GetTOX(rDoc, m_nNodeIndex));
  64     rTOX = m_Old;
  65 }
  66
  67 void SwUndoTOXChange::RedoImpl(::sw::UndoRedoContext & rContext)
  68 {
  69     SwDoc & rDoc(rContext.GetDoc());
  70     SwTOXBase & rTOX(GetTOX(rDoc, m_nNodeIndex));
  71     rTOX = m_New;
  72 }
  73
  74 void SwUndoTOXChange::RepeatImpl(::sw::RepeatContext & rContext)
  75 {
  76     SwDoc & rDoc(rContext.GetDoc());
  77     SwTOXBase *const pTOX(SwDoc::GetCurTOX(*rContext.GetRepeatPaM().GetPoint()));
  78     if (pTOX)
  79     {
  80         rDoc.ChangeTOX(*pTOX, m_New);
  81         // intentionally limited to not Update because we'd need layout
  82     }
  83 }
  84
  85 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */