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             : /*************************************************************************
      26             : |*
      27             : |* Destruktor
      28             : |*
      29             : \************************************************************************/
      30             : 
      31           0 : SdUndoGroup::~SdUndoGroup()
      32             : {
      33           0 :     size_t nLast = aCtn.size();
      34           0 :     for (size_t nAction = 0; nAction < nLast; nAction++)
      35             :     {
      36           0 :         delete aCtn[nAction];
      37             :     }
      38           0 :     aCtn.clear();
      39           0 : }
      40             : 
      41             : /*************************************************************************
      42             : |*
      43             : |* Merge
      44             : |*
      45             : \************************************************************************/
      46             : 
      47           0 : sal_Bool SdUndoGroup::Merge( SfxUndoAction* pNextAction )
      48             : {
      49           0 :     sal_Bool bRet = sal_False;
      50             : 
      51           0 :     if( pNextAction && pNextAction->ISA( SdUndoAction ) )
      52             :     {
      53           0 :         SdUndoAction* pClone = static_cast< SdUndoAction* >( pNextAction )->Clone();
      54             : 
      55           0 :         if( pClone )
      56             :         {
      57           0 :             AddAction( pClone );
      58           0 :             bRet = sal_True;
      59             :         }
      60             :     }
      61             : 
      62           0 :     return bRet;
      63             : }
      64             : 
      65             : /*************************************************************************
      66             : |*
      67             : |* Undo, umgekehrte Reihenfolge der Ausfuehrung
      68             : |*
      69             : \************************************************************************/
      70             : 
      71           0 : void SdUndoGroup::Undo()
      72             : {
      73           0 :     long nLast = aCtn.size();
      74           0 :     for (long nAction = nLast - 1; nAction >= 0; nAction--)
      75             :     {
      76           0 :         aCtn[nAction]->Undo();
      77             :     }
      78             : 
      79           0 : }
      80             : 
      81             : /*************************************************************************
      82             : |*
      83             : |* Redo
      84             : |*
      85             : \************************************************************************/
      86             : 
      87           0 : void SdUndoGroup::Redo()
      88             : {
      89           0 :     size_t nLast = aCtn.size();
      90           0 :     for (size_t nAction = 0; nAction < nLast; nAction++)
      91             :     {
      92           0 :         aCtn[nAction]->Redo();
      93             :     }
      94             : 
      95           0 : }
      96             : 
      97             : /*************************************************************************
      98             : |*
      99             : |* eine Aktion hinzufuegen
     100             : |*
     101             : \************************************************************************/
     102             : 
     103           0 : void SdUndoGroup::AddAction(SdUndoAction* pAction)
     104             : {
     105           0 :     aCtn.push_back(pAction);
     106           0 : }
     107             : 
     108             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */