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comparison piecrust/events.py @ 3:f485ba500df3

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Gigantic change to basically make PieCrust 2 vaguely functional. - Serving works, with debug window. - Baking works, multi-threading, with dependency handling. - Various things not implemented yet.
author Ludovic Chabant <ludovic@chabant.com>
date Sun, 10 Aug 2014 23:43:16 -0700
parents
children f070a4fc033c
comparison
equal deleted inserted replaced
2:40fa08b261b9 3:f485ba500df3
1
2 class Event(object):
3 def __init__(self):
4 self._handlers = []
5
6 def __iadd__(self, handler):
7 self._handlers.append(handler)
8 return self
9
10 def __isub__(self, handler):
11 self._handlers.remove(handler)
12 return self
13
14 def fire(self, *args, **kwargs):
15 # Make a copy of the handlers list in case some handler removes
16 # itself while executing.
17 handlers = list(self._handlers)
18 for handler in handlers:
19 handler(*args, **kwargs)
20