def __init__(self, event_manager=None):
self.event_manager = event_manager
self.element_dispatcher = (ElementDispatcher(event_manager)
if event_manager else None)
self._elements = OrderedDict()
self._observers = list()
self._block_events = 0
def dispatcher(event_manager):
element_dispatcher = ElementDispatcher(event_manager)
yield element_dispatcher
element_dispatcher.shutdown()
def __init__(self, event_manager: Optional["EventManager"] = None):
self.event_manager = event_manager
self.element_dispatcher = (ElementDispatcher(event_manager)
if event_manager else None)
self._elements: Dict[str, Element] = OrderedDict()
self._block_events = 0