Files
libreoffice/sd/source/ui/func/sdundogr.cxx
2011-11-27 13:20:56 -06:00

120 lines
3.2 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include "sdundogr.hxx"
TYPEINIT1(SdUndoGroup, SdUndoAction);
/*************************************************************************
|*
|* Destruktor
|*
\************************************************************************/
SdUndoGroup::~SdUndoGroup()
{
sal_uLong nLast = aCtn.Count();
for (sal_uLong nAction = 0; nAction < nLast; nAction++)
{
delete (SdUndoAction*) aCtn.GetObject(nAction);
}
aCtn.Clear();
}
/*************************************************************************
|*
|* Merge
|*
\************************************************************************/
sal_Bool SdUndoGroup::Merge( SfxUndoAction* pNextAction )
{
sal_Bool bRet = sal_False;
if( pNextAction && pNextAction->ISA( SdUndoAction ) )
{
SdUndoAction* pClone = static_cast< SdUndoAction* >( pNextAction )->Clone();
if( pClone )
{
AddAction( pClone );
bRet = sal_True;
}
}
return bRet;
}
/*************************************************************************
|*
|* Undo, umgekehrte Reihenfolge der Ausfuehrung
|*
\************************************************************************/
void SdUndoGroup::Undo()
{
long nLast = aCtn.Count();
for (long nAction = nLast - 1; nAction >= 0; nAction--)
{
((SdUndoAction*)aCtn.GetObject((sal_uLong)nAction))->Undo();
}
}
/*************************************************************************
|*
|* Redo
|*
\************************************************************************/
void SdUndoGroup::Redo()
{
sal_uLong nLast = aCtn.Count();
for (sal_uLong nAction = 0; nAction < nLast; nAction++)
{
((SdUndoAction*)aCtn.GetObject(nAction))->Redo();
}
}
/*************************************************************************
|*
|* eine Aktion hinzufuegen
|*
\************************************************************************/
void SdUndoGroup::AddAction(SdUndoAction* pAction)
{
aCtn.Insert(pAction, CONTAINER_APPEND);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */