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 #ifndef _SD_SCOPELOCK_HXX 29 #define _SD_SCOPELOCK_HXX 30 31 namespace sd 32 { 33 34 class ScopeLock 35 { 36 friend class ScopeLockGuard; 37 public: 38 ScopeLock() : mnLock(0) {} 39 bool isLocked() const { return mnLock != 0; } 40 private: 41 void lock() { mnLock++; } 42 void unlock() { mnLock--; } 43 44 sal_Int32 mnLock; 45 }; 46 47 class ScopeLockGuard 48 { 49 public: 50 ScopeLockGuard( ScopeLock& rScopeLock ) : mrScopeLock( rScopeLock ) { mrScopeLock.lock(); } 51 ~ScopeLockGuard() { mrScopeLock.unlock(); } 52 private: 53 ScopeLock& mrScopeLock; 54 }; 55 56 } // namespace sd 57 58 #endif // _SD_UNDOMANAGER_HXX 59