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Changeset 2219

Timestamp:

02/22/08 08:04:36 (3 months ago)

Author:

arj..@yirdis.nl

Message:

Propagate events as (class, event). This should avoid some overhead (#102).

Files:

r2208	r2219
57	57	def init(self, app):
58	58	self._app = app
	59	app.register_handler(self._element_notify)
59	60	app.register_handler(self._element_deleted)
60	61
61	62	def shutdown(self):
62	63	# unregister after flush: the handler is needed to empty the _elements
	64	self._app.unregister_handler(self._element_notify)
63	65	self.flush()
64	66	self._app.unregister_handler(self._element_deleted)
…	…
189	191	self._app.handle(ModelFactoryEvent(self))
190	192
	193	@component.adapter(IElementChangeEvent)
	194	def _element_notify(self, event):
	195	"""
	196	Dispatch IElementChangeEvent events to interested adapters registered
	197	by (class, event).
	198	"""
	199	self._app.handle(event.element, event)
	200
191	201	@component.adapter(IElementDeleteEvent)
192	202	def _element_deleted(self, event):

r2207	r2219
113	113	self.assertTrue(IFlushFactoryEvent.providedBy(last_event) )
114	114
	115	def test_element_event(self):
	116	ef = self.factory
115	117
116		# vim:sw=4:et
	118	events = []
	119	@component.adapter(Class, IElementChangeEvent)
	120	def handler(element, event, events=events):
	121	assert element is event.element
	122	events.append(event)
	123
	124	Application.register_handler(handler)
	125
	126	try:
	127	c = Class()
	128	c.name = 'name'
	129	assert len(events) == 1, events
	130	assert events[0].new_value == 'name'
	131	finally:
	132	Application.unregister_handler(handler)
	133
	134
	135	# vim:sw=4:et:ai