00001 /* 00002 libwt - Vassilis Virvilis Toolkit - a widget library 00003 Copyright (C) 2006 Vassilis Virvilis <vasvir2@fastmail.fm> 00004 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Lesser General Public 00007 License as published by the Free Software Foundation; either 00008 version 2.1 of the License, or (at your option) any later version. 00009 00010 This library 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 GNU 00013 Lesser General Public License for more details. 00014 00015 You should have received a copy of the GNU Lesser General Public 00016 License along with this library; if not, write to the 00017 Free Software Foundation, Inc., 59 Temple Place - Suite 330, 00018 Boston, MA 02111-1307, SA. 00019 */ 00020 00021 #ifndef WT_TIMER_H 00022 #define WT_TIMER_H 00023 00024 #include <wt/object.h> 00025 00026 namespace Wt { 00027 00028 /// Timer handles known events that must happen (fairly) regularly 00029 class Timer : public Object { 00030 public: 00031 /// Create a timer 00032 Timer(Object *parent = 0, const std::string &name = "Timer::anon"); 00033 00034 bool isActive() const { 00035 return timerid_; 00036 } 00037 00038 int start(int msec, bool sshot = false); 00039 void changeInterval(int msec); 00040 void stop(); 00041 00042 int timerId() const { 00043 return timerid_; 00044 } 00045 00046 /// Emitted when the timer is triggered 00047 sigc::signal<void> timeout; 00048 00049 private: 00050 /// 00051 int timerid_; 00052 bool sshot_; 00053 int delivered_; 00054 00055 private: 00056 virtual void timerEvent(TimerEvent *e); 00057 }; 00058 00059 } // WT_TIMER_H 00060 00061 #endif
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