NotifyObservable Class Reference

Single notify event observable. More...

Inherits object.

Public Member Functions
cvb.EventCookie	register_event (self, Callable[[cvb.NotifyArgs], None] handler)
	Register a listener to this observable. More...
None	unregister_event (self, cvb.EventCookie event_cookie)
	Manually unregister a listener to this observable. More...

Properties
	description = property
	str: The string identifier of this event. More...
	id = property
	int: Get the native ID. More...
	is_available = property
	bool: Gets whether the current device can actually handle this event. More...

Detailed Description

Single notify event observable.

Member Function Documentation

register_event()

cvb.EventCookie register_event	(		self,
		Callable[[cvb.NotifyArgs], None]	handler
	)

Register a listener to this observable.

Parameters

handler : Callable[[cvb.NotifyArgs], None] Listener, to this observable.

Returns

cvb.EventCookie Event cookie, to manually unregister the listener.

unregister_event()

None unregister_event	(		self,
		cvb.EventCookie	event_cookie
	)

Manually unregister a listener to this observable.

Parameters

event_cookie : cvb.EventCookie Event cookie, obtained from registering the listener.

Property Documentation

description

description = property

static

str: The string identifier of this event.

id

id = property

static

int: Get the native ID.

is_available

is_available = property

static

bool: Gets whether the current device can actually handle this event.