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 #ifndef _SFXIDPOOL_HXX 28 #define _SFXIDPOOL_HXX 29 30 #include <limits.h> // USHRT_MAX 31 #include "bitset.hxx" 32 33 // class IdPool ---------------------------------------------------------- 34 35 class IdPool: private BitSet 36 { 37 private: 38 sal_uInt16 nNextFree; 39 sal_uInt16 nRange; 40 sal_uInt16 nOffset; 41 public: 42 sal_Bool Lock( const BitSet& rLockSet ); 43 sal_Bool IsLocked( sal_uInt16 nId ) const; 44 IdPool( sal_uInt16 nMin = 1, sal_uInt16 nMax = USHRT_MAX ); 45 sal_uInt16 Get(); 46 sal_Bool Put( sal_uInt16 nId ); 47 sal_Bool Lock( const Range& rRange ); 48 sal_Bool Lock( sal_uInt16 nId ); 49 50 }; 51 52 //------------------------------------------------------------------------ 53 54 // returns sal_True if the id is locked 55 56 inline sal_Bool IdPool::IsLocked( sal_uInt16 nId ) const 57 { 58 return ( this->Contains(nId-nOffset) ); 59 } 60 61 62 #endif 63 64