EventTarget Class Reference

Inheritance diagram for EventTarget:

Public Member Functions
	addEventListener (type, listener)
	removeEventListener (type, listener)
	dispatchEvent (event)
	_hasAnyListeners ()
	_hasListeners (type)

Member Function Documentation

_hasAnyListeners()

EventTarget::_hasAnyListeners

(

)

Determine whether the target has any kind of event listeners

_hasListeners()

EventTarget::_hasListeners

(

type

)

Determine whether the target has listeners of the given event type

Parameters

{string}

[type]

addEventListener()

EventTarget::addEventListener	(		type,
			listener
	)

@readonly @type {{ [type: string]: Set<EventListener> }} Add an event listener that will be called whenever the specified event is delivered to the target

Parameters

{string}	type A case-sensitive string representing the event type to listen for
{EventListener	| null} listener The object that receives a notification when an event of the specified type occurs

dispatchEvent()

EventTarget::dispatchEvent

(

event

)

Send an Event to the target, (synchronously) invoking the affected event listeners in the appropriate order.

Parameters

{Event}

event The Event object to dispatch

removeEventListener()

EventTarget::removeEventListener	(		type,
			listener
	)

Remove an event listener previously registered with EventTarget.addEventListener() from the target.

Parameters

{string}	type A string which specifies the type of event for which to remove an event listener.
{EventListener}	listener The event listener function of the event handler to remove from the event target.

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The documentation for this class was generated from the following file:

• python/pythonmonkey/builtin_modules/event-target.js