00001 /* 00002 * SeqNumCache 00003 * 00004 * Copyright (C) 2001 Barnaby Gray <barnaby@beedesign.co.uk> 00005 * 00006 * This library is free software; you can redistribute it and/or 00007 * modify it under the terms of the GNU Lesser General Public 00008 * License as published by the Free Software Foundation; either 00009 * version 2.1 of the License, or (at your option) any later version. 00010 * 00011 * This library is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00014 * Lesser General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU Lesser General Public 00017 * License along with this library; if not, write to the Free Software 00018 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00019 * 00020 */ 00021 00022 #ifndef SEQNUMCACHE_H 00023 #define SEQNUMCACHE_H 00024 00025 #include <libicq2000/Cache.h> 00026 #include <libicq2000/events.h> 00027 00028 #include <sigc++/signal_system.h> 00029 00030 namespace ICQ2000 { 00031 00032 class SeqNumCache : public Cache<unsigned short, MessageEvent*> { 00033 public: 00034 SeqNumCache() { } 00035 ~SeqNumCache() 00036 { 00037 removeAll(); 00038 } 00039 00040 void expireItem(const SeqNumCache::literator& l) { 00041 expired.emit( (*l).getValue() ); 00042 Cache<unsigned short, MessageEvent*>::expireItem(l); 00043 } 00044 00045 SigC::Signal1<void,MessageEvent*> expired; 00046 }; 00047 00048 } 00049 00050 #endif