1 /************************************************************************* 2 * 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * Copyright 2000, 2010 Oracle and/or its affiliates. 6 * 7 * OpenOffice.org - a multi-platform office productivity suite 8 * 9 * This file is part of OpenOffice.org. 10 * 11 * OpenOffice.org is free software: you can redistribute it and/or modify 12 * it under the terms of the GNU Lesser General Public License version 3 13 * only, as published by the Free Software Foundation. 14 * 15 * OpenOffice.org is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 // MARKER(update_precomp.py): autogen include statement, do not remove 29 #include "precompiled_sd.hxx" 30 #include <tools/debug.hxx> 31 #include "undo/undomanager.hxx" 32 33 using namespace sd; 34 35 UndoManager::UndoManager( sal_uInt16 nMaxUndoActionCount /* = 20 */ ) 36 : SfxUndoManager( nMaxUndoActionCount ) 37 , mpLinkedUndoManager(NULL) 38 { 39 } 40 41 void UndoManager::EnterListAction(const UniString &rComment, const UniString& rRepeatComment, sal_uInt16 nId /* =0 */) 42 { 43 if( !IsDoing() ) 44 { 45 ClearLinkedRedoActions(); 46 SfxUndoManager::EnterListAction( rComment, rRepeatComment, nId ); 47 } 48 } 49 50 void UndoManager::AddUndoAction( SfxUndoAction *pAction, sal_Bool bTryMerg /* = sal_False */ ) 51 { 52 if( !IsDoing() ) 53 { 54 ClearLinkedRedoActions(); 55 SfxUndoManager::AddUndoAction( pAction, bTryMerg ); 56 } 57 else 58 { 59 delete pAction; 60 } 61 } 62 63 64 void UndoManager::SetLinkedUndoManager (::svl::IUndoManager* pLinkedUndoManager) 65 { 66 mpLinkedUndoManager = pLinkedUndoManager; 67 } 68 69 70 71 72 void UndoManager::ClearLinkedRedoActions (void) 73 { 74 if (mpLinkedUndoManager != NULL) 75 mpLinkedUndoManager->ClearRedo(); 76 } 77