#ifndef schedulable_alarm_hh #define schedulable_alarm_hh // schedulable_alarm.hh // {{{ // // Copyright (C) 2004 Nicolas Schodet // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. // // Contact : // Web: http://perso.efrei.fr/~schodet/ // Email: // }}} #include "schedulable.hh" #include "utils/callback.hh" #include "timer/timer.hh" namespace scheduler { /// Execute un callback à un instant donné. class SchedulableAlarm : public Schedulable { Callback callback_; int start_, step_; bool periodic_; public: /// Construit une alarm dans step milliseconde, périodique si periodic est /// vrai (vrai par defaut), à partir de start si donné, ou de maintenant /// sinon. template SchedulableAlarm (T callback, int step, bool periodic = true, int start = -1) : callback_ (callback), start_ (start), step_ (step), periodic_ (periodic) { if (start_ == -1) start_ = Timer::getProgramTime (); } /// Paramètre le Scheduler. void setup (Scheduler &scheduler, int time, FdSet &readSet, int &timeout); /// Appelé aprés l'attente du Scheduler, renvois true si un événement a /// été traité. bool run (Scheduler &scheduler, int time, const FdSet &readSet); }; } // namespace scheduler #endif // schedulable_alarm_hh