office-gobmx/sd/source/ui/func/sdundogr.cxx

129 lines
3.5 KiB
C++

/*************************************************************************
*
* 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.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sd.hxx"
#include "sdundogr.hxx"
TYPEINIT1(SdUndoGroup, SdUndoAction);
/*************************************************************************
|*
|* Destruktor
|*
\************************************************************************/
SdUndoGroup::~SdUndoGroup()
{
ULONG nLast = aCtn.Count();
for (ULONG nAction = 0; nAction < nLast; nAction++)
{
delete (SdUndoAction*) aCtn.GetObject(nAction);
}
aCtn.Clear();
}
/*************************************************************************
|*
|* Merge
|*
\************************************************************************/
BOOL SdUndoGroup::Merge( SfxUndoAction* pNextAction )
{
BOOL bRet = FALSE;
if( pNextAction && pNextAction->ISA( SdUndoAction ) )
{
SdUndoAction* pClone = static_cast< SdUndoAction* >( pNextAction )->Clone();
if( pClone )
{
AddAction( pClone );
bRet = 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((ULONG)nAction))->Undo();
}
}
/*************************************************************************
|*
|* Redo
|*
\************************************************************************/
void SdUndoGroup::Redo()
{
ULONG nLast = aCtn.Count();
for (ULONG nAction = 0; nAction < nLast; nAction++)
{
((SdUndoAction*)aCtn.GetObject(nAction))->Redo();
}
}
/*************************************************************************
|*
|* eine Aktion hinzufuegen
|*
\************************************************************************/
void SdUndoGroup::AddAction(SdUndoAction* pAction)
{
aCtn.Insert(pAction, CONTAINER_APPEND);
}
/*************************************************************************
|*
|* Zeiger auf eine Aktion liefern
|*
\************************************************************************/
SdUndoAction* SdUndoGroup::GetAction(ULONG nAction) const
{
return (SdUndoAction*)aCtn.GetObject(nAction);
}