Yahoo! UI Library

event-custom  3.1.0

Yahoo! UI Library > event-custom > Subscriber
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Class Subscriber

Stores the subscriber information to be used when the event fires.

Constructor

Subscriber ( fn , context , args* )
Parameters:
fn <Function> The wrapped function to execute
context <Object> The value of the keyword 'this' in the listener
args* <Array> 0..n additional arguments to supply the listener

Properties

args - Array

Additional arguments to propagate to the subscriber

context - Object

Optional 'this' keyword for the listener

events - {EventTarget}

Custom events for a given fire transaction.

fn - Function

The callback that will be execute when the event fires This is wrapped by Y.rbind if obj was supplied.

id - String

Unique subscriber id

once - object

This listener only reacts to the event once

Methods

contains

boolean contains ( fn , context )
Returns true if the fn and obj match this objects properties. Used by the unsubscribe method to match the right subscriber.
Parameters:
fn <Function> the function to execute
context <Object> optional 'this' keyword for the listener
Returns: boolean
true if the supplied arguments match this subscriber's signature.

notify

void notify ( args , ce )
Executes the subscriber.
Parameters:
args <Array> Arguments array for the subscriber
ce <CustomEvent> The custom event that sent the notification

Properties

Methods

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