chart2/source/controller/main/UndoActions.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.
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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 #include "UndoActions.hxx"
  21 #include "ChartModelClone.hxx"
  22 #include <ChartModel.hxx>
  23
  24 #include <com/sun/star/lang/DisposedException.hpp>
  25
  26 #include <svx/svdundo.hxx>
  27
  28 #include <memory>
  29 #include <utility>
  30
  31 using namespace ::com::sun::star;
  32
  33 namespace chart::impl
  34 {
  35     using ::com::sun::star::lang::DisposedException;
  36
  37 UndoElement::UndoElement( OUString i_actionString, rtl::Reference<::chart::ChartModel> i_documentModel, std::shared_ptr< ChartModelClone > i_modelClone )
  38     :m_sActionString(std::move( i_actionString ))
  39     ,m_xDocumentModel(std::move( i_documentModel ))
  40     ,m_pModelClone(std::move( i_modelClone ))
  41 {
  42 }
  43
  44 UndoElement::~UndoElement()
  45 {
  46 }
  47
  48 void UndoElement::disposing(std::unique_lock<std::mutex>&)
  49 {
  50     if ( m_pModelClone )
  51         m_pModelClone->dispose();
  52     m_pModelClone.reset();
  53     m_xDocumentModel.clear();
  54 }
  55
  56 OUString SAL_CALL UndoElement::getTitle()
  57 {
  58     return m_sActionString;
  59 }
  60
  61 void UndoElement::impl_toggleModelState()
  62 {
  63     // get a snapshot of the current state of our model
  64     auto pNewClone = std::make_shared<ChartModelClone>( m_xDocumentModel, m_pModelClone->getFacet() );
  65     // apply the previous snapshot to our model
  66     m_pModelClone->applyToModel( m_xDocumentModel );
  67     // remember the new snapshot, for the next toggle
  68     m_pModelClone = std::move(pNewClone);
  69 }
  70
  71 void SAL_CALL UndoElement::undo(  )
  72 {
  73     impl_toggleModelState();
  74 }
  75
  76 void SAL_CALL UndoElement::redo(  )
  77 {
  78     impl_toggleModelState();
  79 }
  80
  81 // = ShapeUndoElement
  82
  83 ShapeUndoElement::ShapeUndoElement( std::unique_ptr<SdrUndoAction> xSdrUndoAction )
  84     :m_xAction( std::move(xSdrUndoAction) )
  85 {
  86 }
  87
  88 ShapeUndoElement::~ShapeUndoElement()
  89 {
  90 }
  91
  92 OUString SAL_CALL ShapeUndoElement::getTitle()
  93 {
  94     if ( !m_xAction )
  95         throw DisposedException( OUString(), *this );
  96     return m_xAction->GetComment();
  97 }
  98
  99 void SAL_CALL ShapeUndoElement::undo(  )
 100 {
 101     if ( !m_xAction )
 102         throw DisposedException( OUString(), *this );
 103     m_xAction->Undo();
 104 }
 105
 106 void SAL_CALL ShapeUndoElement::redo(  )
 107 {
 108     if ( !m_xAction )
 109         throw DisposedException( OUString(), *this );
 110     m_xAction->Redo();
 111 }
 112
 113 } //  namespace chart::impl
 114
 115 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */