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
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)
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)
