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 {
GetSectionNodeIndex(SwTOXBaseSection const & rTOX)29     sal_uLong GetSectionNodeIndex(SwTOXBaseSection const& rTOX)
30     {
31         const SwSectionNode* pSectNd = rTOX.GetFormat()->GetSectionNode();
32         assert(pSectNd);
33         return pSectNd->GetIndex();
34     }
35 }
36 
SwUndoTOXChange(const SwDoc & rDoc,SwTOXBaseSection const & rTOX,SwTOXBase const & rNew)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 
~SwUndoTOXChange()46 SwUndoTOXChange::~SwUndoTOXChange()
47 {
48 }
49 
50 // get the current ToXBase, which is not necessarily the same instance that existed there before
GetTOX(SwDoc & rDoc,sal_uLong const nNodeIndex)51 static SwTOXBase & GetTOX(SwDoc & rDoc, sal_uLong 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 
UndoImpl(::sw::UndoRedoContext & rContext)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 
RedoImpl(::sw::UndoRedoContext & rContext)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 
RepeatImpl(::sw::RepeatContext & rContext)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: */
86