Class EventTarget_2

Base class for objects that dispatches events.

Hierarchy (view full)

EventTarget_2
- Body
- World

Index

Constructors

Methods

addEventListener dispatchEvent hasAnyEventListener hasEventListener removeEventListener

Constructors

constructor

new EventTarget_2(): EventTarget_2
Returns EventTarget_2

Methods

addEventListener

addEventListener(type, listener): EventTarget_2
Add an event listener
Parameters
- type: string
- listener: Function
Returns EventTarget_2
The self object, for chainability.

dispatchEvent

dispatchEvent(event): EventTarget_2
Emit an event.
Parameters
- event: any
Returns EventTarget_2
The self object, for chainability.

hasAnyEventListener

hasAnyEventListener(type): boolean
Check if any event listener of the given type is added
Parameters
- type: string
Returns boolean

hasEventListener

hasEventListener(type, listener): boolean
Check if an event listener is added
Parameters
- type: string
- listener: Function
Returns boolean

removeEventListener

removeEventListener(type, listener): EventTarget_2
Remove an event listener
Parameters
- type: string
- listener: Function
Returns EventTarget_2
The self object, for chainability.