Line data    Source code

       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 "sdundogr.hxx"
      21             : 
      22           0 : TYPEINIT1(SdUndoGroup, SdUndoAction);
      23             : 
      24           0 : SdUndoGroup::~SdUndoGroup()
      25             : {
      26           0 :     size_t nLast = aCtn.size();
      27           0 :     for (size_t nAction = 0; nAction < nLast; nAction++)
      28             :     {
      29           0 :         delete aCtn[nAction];
      30             :     }
      31           0 :     aCtn.clear();
      32           0 : }
      33             : 
      34           0 : bool SdUndoGroup::Merge( SfxUndoAction* pNextAction )
      35             : {
      36           0 :     bool bRet = false;
      37             : 
      38           0 :     if( pNextAction && pNextAction->ISA( SdUndoAction ) )
      39             :     {
      40           0 :         SdUndoAction* pClone = static_cast< SdUndoAction* >( pNextAction )->Clone();
      41             : 
      42           0 :         if( pClone )
      43             :         {
      44           0 :             AddAction( pClone );
      45           0 :             bRet = true;
      46             :         }
      47             :     }
      48             : 
      49           0 :     return bRet;
      50             : }
      51             : 
      52             : /**
      53             :  * Undo, reverse order of execution
      54             :  */
      55           0 : void SdUndoGroup::Undo()
      56             : {
      57           0 :     long nLast = aCtn.size();
      58           0 :     for (long nAction = nLast - 1; nAction >= 0; nAction--)
      59             :     {
      60           0 :         aCtn[nAction]->Undo();
      61             :     }
      62             : 
      63           0 : }
      64             : 
      65           0 : void SdUndoGroup::Redo()
      66             : {
      67           0 :     size_t nLast = aCtn.size();
      68           0 :     for (size_t nAction = 0; nAction < nLast; nAction++)
      69             :     {
      70           0 :         aCtn[nAction]->Redo();
      71             :     }
      72             : 
      73           0 : }
      74             : 
      75           0 : void SdUndoGroup::AddAction(SdUndoAction* pAction)
      76             : {
      77           0 :     aCtn.push_back(pAction);
      78           0 : }
      79             : 
      80             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */