def clearFutureCallbacks(self):
""" cancel callbacks, event registrations """
for cb in self._calllaters:
self._eventmanager.cancelCallLater(cb)
for cb, event in self._registered:
self._eventmanager.unregister(cb, event)
if self.verbose and (len(self._calllaters) > 0 or len(self._registered) > 0):
print "BEM.clearFutureCallbacks: removing CL [%s], E [%s]" % (
','.join(func_name(cb) for cb in self._calllaters),
','.join('%s->%s' % (event_name(e), func_name(cb)) for cb, e in self._registered))
del self._calllaters[:]
self._registered.clear()
self._cb_to_wrapper.clear()
def _onSeen(self, obj, event):
self._report("Searcher: seeing %s" % obj.name)
# print "\nSearcher seeing ball?: (ball seen %s, ball recently seen %s, dist: %3.3f, distSmoothed: %3.3f, ball bearing: %3.3f)" % (
# self._world.ball.seen, self._world.ball.recently_seen, self._world.ball.dist, self._world.ball.distSmoothed, self._world.ball.bearing)
#if len(self._eventToCallbackMapping) == 0: return
if not obj in self.seen_objects:
self._report("Searcher: first time seen %s" % obj.name)
#self._eventmanager.unregister(self._onSeen, event)
if event in self._eventToCallbackMapping:
self._report("Searcher: unregistering %s (%s)" % (event, burst_events.event_name(event)))
cb = self._eventToCallbackMapping[event]
self._eventmanager.unregister(cb, event)
del self._eventToCallbackMapping[event]
self.seen_objects.append(obj)
if self._center_on_targets:
self._report("Next, I'll center on %s" % obj.name)
self._searchPlanner.feedNext(obj)
def register(self, callback, event):
""" set a callback on an event.
"""
# add to _callbacks
assert(callable(callback))
if callback not in self._callbacks:
self._callbacks[callback] = set()
if event in self._callbacks[callback]:
if burst.options.verbose_reregister:
info( "WARNING: harmless re-register of %s to %s" % (func_name(callback), event_name(event)))
return
self._callbacks[callback].add(event)
# add to _events
self._events[event].add(callback)
if self.verbose:
info( "EventManager: #_events[%d] = %s" % (event, len(self._events[event])))
