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.
   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 "UndoActions.hxx"
  21 #include "ChartModelClone.hxx"
  22
  23 #include <com/sun/star/lang/DisposedException.hpp>
  24
  25 #include <svx/svdundo.hxx>
  26
  27 #include <memory>
  28
  29 using namespace ::com::sun::star;
  30
  31 namespace chart
  32 {
  33 namespace impl
  34 {
  35     using ::com::sun::star::uno::Reference;
  36     using ::com::sun::star::frame::XModel;
  37     using ::com::sun::star::lang::DisposedException;
  38
  39 UndoElement::UndoElement( const OUString& i_actionString, const Reference< XModel >& i_documentModel, const std::shared_ptr< ChartModelClone >& i_modelClone )
  40     :UndoElement_MBase()
  41     ,UndoElement_TBase( m_aMutex )
  42     ,m_sActionString( i_actionString )
  43     ,m_xDocumentModel( i_documentModel )
  44     ,m_pModelClone( i_modelClone )
  45 {
  46 }
  47
  48 UndoElement::~UndoElement()
  49 {
  50 }
  51
  52 void SAL_CALL UndoElement::disposing()
  53 {
  54     if ( m_pModelClone )
  55         m_pModelClone->dispose();
  56     m_pModelClone.reset();
  57     m_xDocumentModel.clear();
  58 }
  59
  60 OUString SAL_CALL UndoElement::getTitle()
  61 {
  62     return m_sActionString;
  63 }
  64
  65 void UndoElement::impl_toggleModelState()
  66 {
  67     // get a snapshot of the current state of our model
  68     std::shared_ptr< ChartModelClone > pNewClone( new ChartModelClone( m_xDocumentModel, m_pModelClone->getFacet() ) );
  69     // apply the previous snapshot to our model
  70     m_pModelClone->applyToModel( m_xDocumentModel );
  71     // remember the new snapshot, for the next toggle
  72     m_pModelClone = pNewClone;
  73 }
  74
  75 void SAL_CALL UndoElement::undo(  )
  76 {
  77     impl_toggleModelState();
  78 }
  79
  80 void SAL_CALL UndoElement::redo(  )
  81 {
  82     impl_toggleModelState();
  83 }
  84
  85 // = ShapeUndoElement
  86
  87 ShapeUndoElement::ShapeUndoElement( std::unique_ptr<SdrUndoAction> xSdrUndoAction )
  88     :ShapeUndoElement_MBase()
  89     ,ShapeUndoElement_TBase( m_aMutex )
  90     ,m_xAction( std::move(xSdrUndoAction) )
  91 {
  92 }
  93
  94 ShapeUndoElement::~ShapeUndoElement()
  95 {
  96 }
  97
  98 OUString SAL_CALL ShapeUndoElement::getTitle()
  99 {
 100     if ( !m_xAction )
 101         throw DisposedException( OUString(), *this );
 102     return m_xAction->GetComment();
 103 }
 104
 105 void SAL_CALL ShapeUndoElement::undo(  )
 106 {
 107     if ( !m_xAction )
 108         throw DisposedException( OUString(), *this );
 109     m_xAction->Undo();
 110 }
 111
 112 void SAL_CALL ShapeUndoElement::redo(  )
 113 {
 114     if ( !m_xAction )
 115         throw DisposedException( OUString(), *this );
 116     m_xAction->Redo();
 117 }
 118
 119 void SAL_CALL ShapeUndoElement::disposing()
 120 {
 121 }
 122
 123 } // namespace impl
 124 } //  namespace chart
 125
 126 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */