InBrowserEventEmitter

This class copy the behavior of Node.js EventEmitter class. It is used to provide the same interface for the browser environment.

Hierarchy

• EventTarget
  • InBrowserEventEmitter

Index

Constructors

• constructor

Methods

• addEventListener
• emit
• eventNames
• getMaxListeners
• listenerCount
• listeners
• off
• on
• once
• removeAllListeners
• removeEventListener
• setMaxListeners

Constructors

externalconstructor

• new InBrowserEventEmitter(): InBrowserEventEmitter

• Inherited from EventTarget.constructor

  Returns InBrowserEventEmitter

Methods

publicaddEventListener

• addEventListener(eventName: string, fn: Callback): void

• Overrides EventTarget.addEventListener

  Parameters

  • eventName: string

  • fn: Callback

  Returns void

publicemit

• emit(eventName: string, params: unknown): boolean

• Parameters

  • eventName: string

  • params: unknown

  Returns boolean

publiceventNames

• eventNames(): string[]

• Returns string[]

publicgetMaxListeners

• getMaxListeners(): number

• Returns number

publiclistenerCount

• listenerCount(eventName: string): number

• Parameters

  • eventName: string

  Returns number

publiclisteners

• listeners(eventName: string): Callback[]

• Parameters

  • eventName: string

  Returns Callback[]

publicoff

• off(eventName: string, fn: Callback): InBrowserEventEmitter

• Parameters

  • eventName: string

  • fn: Callback

  Returns InBrowserEventEmitter

publicon

• on(eventName: string, fn: Callback): InBrowserEventEmitter

• Parameters

  • eventName: string

  • fn: Callback

  Returns InBrowserEventEmitter

publiconce

• once(eventName: string, fn: Callback): InBrowserEventEmitter

• Parameters

  • eventName: string

  • fn: Callback

  Returns InBrowserEventEmitter

publicremoveAllListeners

• removeAllListeners(): InBrowserEventEmitter

• Returns InBrowserEventEmitter

publicremoveEventListener

• removeEventListener(eventName: string, fn: Callback): void

• Overrides EventTarget.removeEventListener

  Parameters

  • eventName: string

  • fn: Callback

  Returns void

publicsetMaxListeners

• setMaxListeners(maxListeners: number): InBrowserEventEmitter

• Parameters

  • maxListeners: number

  Returns InBrowserEventEmitter