kaddressbook
kablock.h
00001 /* 00002 This file is part of KAddressBook. 00003 Copyright (c) 2003 Tobias Koenig <tokoe@kde.org> 00004 00005 This program is free software; you can redistribute it and/or modify 00006 it under the terms of the GNU General Public License as published by 00007 the Free Software Foundation; either version 2 of the License, or 00008 (at your option) any later version. 00009 00010 This program is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 GNU General Public License for more details. 00014 00015 You should have received a copy of the GNU General Public License 00016 along with this program; if not, write to the Free Software 00017 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 00018 00019 As a special exception, permission is given to link this program 00020 with any edition of Qt, and distribute the resulting executable, 00021 without including the source code for Qt in the source distribution. 00022 */ 00023 00024 #ifndef KABLOCK_H 00025 #define KABLOCK_H 00026 00027 namespace KABC { 00028 class AddressBook; 00029 class Resource; 00030 class Ticket; 00031 } 00032 00033 typedef struct { 00034 KABC::Ticket *ticket; 00035 uint counter; 00036 } LockEntry; 00037 00038 class KABLock 00039 { 00040 public: 00041 ~KABLock(); 00042 00043 static KABLock *self( KABC::AddressBook *ab ); 00044 00045 bool lock( KABC::Resource* ); 00046 bool unlock( KABC::Resource* ); 00047 00048 protected: 00049 KABLock( KABC::AddressBook *ab ); 00050 00051 private: 00052 static KABLock *mSelf; 00053 00054 QMap<KABC::Resource*, LockEntry> mLocks; 00055 KABC::AddressBook *mAddressBook; 00056 }; 00057 00058 #endif