sw/source/core/inc/UndoDelete.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.
   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 #ifndef INCLUDED_SW_SOURCE_CORE_INC_UNDODELETE_HXX
  21 #define INCLUDED_SW_SOURCE_CORE_INC_UNDODELETE_HXX
  22
  23 #include <undobj.hxx>
  24 #include <rtl/ustring.hxx>
  25 #include <memory>
  26 #include <optional>
  27
  28 class SwRedlineSaveDatas;
  29 class SwTextNode;
  30 typedef struct _xmlTextWriter* xmlTextWriterPtr;
  31
  32 namespace sfx2 {
  33     class MetadatableUndo;
  34 }
  35
  36 class SwUndoDelete
  37     : public SwUndo
  38     , private SwUndRng
  39     , private SwUndoSaveContent
  40 {
  41     std::unique_ptr<SwNodeIndex> m_pMvStt;            // Position of Nodes in UndoNodes-Array
  42     std::optional<OUString> m_aSttStr, m_aEndStr;
  43     std::unique_ptr<SwRedlineSaveDatas> m_pRedlSaveData;
  44     std::shared_ptr< ::sfx2::MetadatableUndo > m_pMetadataUndoStart;
  45     std::shared_ptr< ::sfx2::MetadatableUndo > m_pMetadataUndoEnd;
  46
  47     OUString m_sTableName;
  48
  49     sal_uLong m_nNode;
  50     sal_uLong m_nNdDiff;           // difference of Nodes before/after Delete
  51     sal_uLong m_nSectDiff;         // diff. of Nodes before/after Move w/ SectionNodes
  52     sal_uLong m_nReplaceDummy;     // diff. to a temporary dummy object
  53     sal_uInt16 m_nSetPos;
  54
  55     bool m_bGroup : 1;         // TRUE: is already Grouped; see CanGrouping()
  56     bool m_bBackSp : 1;        // TRUE: if Grouped and preceding content deleted
  57     bool m_bJoinNext: 1;       // TRUE: if range is selected forwards
  58     bool m_bTableDelLastNd : 1;  // TRUE: TextNode following Table inserted/deleted
  59     bool m_bDelFullPara : 1;   // TRUE: entire Nodes were deleted
  60     bool m_bResetPgDesc : 1;   // TRUE: reset PgDsc on following node
  61     bool m_bResetPgBrk : 1;    // TRUE: reset PgBreak on following node
  62     bool m_bFromTableCopy : 1; // TRUE: called by SwUndoTableCpyTable
  63
  64     bool SaveContent( const SwPosition* pStt, const SwPosition* pEnd,
  65                     SwTextNode* pSttTextNd, SwTextNode* pEndTextNd );
  66
  67 public:
  68     SwUndoDelete(
  69         SwPaM&,
  70         bool bFullPara = false,
  71         bool bCalledByTableCpy = false );
  72     virtual ~SwUndoDelete() override;
  73
  74     virtual void UndoImpl( ::sw::UndoRedoContext & ) override;
  75     virtual void RedoImpl( ::sw::UndoRedoContext & ) override;
  76     virtual void RepeatImpl( ::sw::RepeatContext & ) override;
  77     /**
  78        Returns rewriter for this undo object.
  79
  80        The rewriter consists of the following rule:
  81
  82            $1 -> '<deleted text>'
  83
  84        <deleted text> is shortened to nUndoStringLength characters.
  85
  86        @return rewriter for this undo object
  87     */
  88     virtual SwRewriter GetRewriter() const override;
  89
  90     bool CanGrouping( SwDoc&, const SwPaM& );
  91
  92     void SetTableDelLastNd()      { m_bTableDelLastNd = true; }
  93
  94     // for PageDesc/PageBreak Attributes of a table
  95     void SetPgBrkFlags( bool bPageBreak, bool bPageDesc )
  96         { m_bResetPgDesc = bPageDesc; m_bResetPgBrk = bPageBreak; }
  97
  98     void SetTableName(const OUString & rName);
  99
 100     // SwUndoTableCpyTable needs this information:
 101     bool IsDelFullPara() const { return m_bDelFullPara; }
 102
 103     void dumpAsXml(xmlTextWriterPtr pWriter) const override;
 104 };
 105
 106 #endif // INCLUDED_SW_SOURCE_CORE_INC_UNDODELETE_HXX
 107
 108 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */