blob: 6b96bff4ddcde2a62c8eb578b6eb6a7627163aa7 (
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class Event:
def __init__(self, start = None, stop = None):
self.list = [ ]
self.start = start
self.stop = stop
def __call__(self, *args, **kwargs):
for x in self.list:
x(*args, **kwargs)
def listen(self, fnc):
was_empty = len(self.list) == 0
self.list.append(fnc)
if was_empty:
if self.start:
self.start()
def unlisten(self, fnc):
self.list.remove(fnc)
if len(self.list) == 0:
if self.stop:
self.stop()
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