sw/source/core/inc/UndoOverwrite.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   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 #ifndef INCLUDED_SW_SOURCE_CORE_INC_UNDOOVERWRITE_HXX
  21 #define INCLUDED_SW_SOURCE_CORE_INC_UNDOOVERWRITE_HXX
  22
  23 #include <memory>
  24 #include <rtl/ustring.hxx>
  25 #include <undobj.hxx>
  26
  27 class SwRedlineSaveDatas;
  28 class SwTextNode;
  29 enum class TransliterationFlags;
  30 namespace utl {
  31     class TransliterationWrapper;
  32 }
  33
  34 class SwUndoOverwrite final : public SwUndo, private SwUndoSaveContent
  35 {
  36     OUString m_aDelStr, m_aInsStr;
  37     std::unique_ptr<SwRedlineSaveDatas> m_pRedlSaveData;
  38     SwNodeOffset m_nStartNode;
  39     sal_Int32 m_nStartContent;
  40     bool m_bInsChar : 1;  // no Overwrite, but Insert
  41     bool m_bGroup : 1;    // TRUE: is already grouped; evaluated in CanGrouping()
  42
  43 public:
  44     SwUndoOverwrite( SwDoc&, SwPosition&, sal_Unicode cIns );
  45
  46     virtual ~SwUndoOverwrite() override;
  47
  48     virtual void UndoImpl( ::sw::UndoRedoContext & ) override;
  49     virtual void RedoImpl( ::sw::UndoRedoContext & ) override;
  50     virtual void RepeatImpl( ::sw::RepeatContext & ) override;
  51
  52     /**
  53        Returns the rewriter of this undo object.
  54
  55        The rewriter contains the following rule:
  56
  57            $1 -> '<overwritten text>'
  58
  59        <overwritten text> is shortened to nUndoStringLength characters.
  60
  61        @return the rewriter of this undo object
  62      */
  63     virtual SwRewriter GetRewriter() const override;
  64
  65     bool CanGrouping( SwDoc&, SwPosition&, sal_Unicode cIns );
  66 };
  67
  68 struct UndoTransliterate_Data;
  69 class SwUndoTransliterate final : public SwUndo, public SwUndRng
  70 {
  71     std::vector< std::unique_ptr<UndoTransliterate_Data> >    m_aChanges;
  72     TransliterationFlags m_nType;
  73
  74     void DoTransliterate(SwDoc & rDoc, SwPaM const & rPam);
  75
  76 public:
  77     SwUndoTransliterate( const SwPaM& rPam,
  78                             const utl::TransliterationWrapper& rTrans );
  79
  80     virtual ~SwUndoTransliterate() override;
  81
  82     virtual void UndoImpl( ::sw::UndoRedoContext & ) override;
  83     virtual void RedoImpl( ::sw::UndoRedoContext & ) override;
  84     virtual void RepeatImpl( ::sw::RepeatContext & ) override;
  85
  86     void AddChanges( SwTextNode& rTNd, sal_Int32 nStart, sal_Int32 nLen,
  87                      css::uno::Sequence <sal_Int32> const & rOffsets );
  88     bool HasData() const { return m_aChanges.size() > 0; }
  89 };
  90
  91 #endif // INCLUDED_SW_SOURCE_CORE_INC_UNDOOVERWRITE_HXX
  92
  93 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */