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