Ejemplo n.º 1
0
class Timer(Callback.Callbacks):

    def __init__(self, factory, duration=0.0):
        super(Timer, self).__init__()

        self.tfact = factory
        self.duration = duration
        # For storing aritrary data with timers
        self.data = Bunch.Bunch()

        self.timer = HeapTimer(self.tfact.timer_heap, 0, self._expired_cb)

        for name in ('expired', 'canceled'):
            self.enable_callback(name)

    def set(self, time_sec):
        """
        Set the timer for time_sec.   Any callbacks registered for the
        'expired' event will be called when the timer reaches the deadline.
        """
        #self.timer.stop()
        self.timer.start(time_sec)

    def start(self, duration=None):
        if duration is None:
            duration = self.duration

        self.set(duration)

    def is_set(self):
        """
        Returns True if this timer is set.
        """
        return self.timer.is_scheduled()

    def _expired_cb(self):
        self.make_callback('expired')

    def cond_set(self, time_sec):
        self.timer.cond_start(time_sec)

    def time_left(self):
        return self.timer.remaining_time()

    def get_deadline(self):
        return self.timer.expiration_time()

    def stop(self):
        self.timer.stop()

    def cancel(self):
        """
        Clear a pending expiration event.
        """
        self.stop()
        self.make_callback('canceled')

    clear = cancel
Ejemplo n.º 2
0
    def __init__(self, factory):
        super(Timer, self).__init__()

        self.tfact = factory
        # For storing aritrary data with timers
        self.data = Bunch.Bunch()

        self.timer = HeapTimer(self.tfact.timer_heap, 0, self._expired_cb)

        for name in ('expired', 'canceled'):
            self.enable_callback(name)
Ejemplo n.º 3
0
    def __init__(self, factory):
        super(Timer, self).__init__()

        self.tfact = factory
        # For storing aritrary data with timers
        self.data = Bunch.Bunch()

        self.timer = HeapTimer(self.tfact.timer_heap, 0, self._expired_cb)

        for name in ('expired', 'canceled'):
            self.enable_callback(name)