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+#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: <contact@ni.fr.eu.org>
+// }}}
+#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<void> 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<typename T>
+ 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