Class EventEmitter<T>

addListener

• addListener(listener: (this: undefined, arg: T) => void, isAsync?: undefined | false | true, thisArg?: undefined): IDisposable
• addListener<TThis>(listener: (this: TThis, arg: T) => void, isAsync: boolean, thisArg: TThis): IDisposable

• Adds an event listener.

  Parameters

  • listener: (this: undefined, arg: T) => void

    function that is called when the current event raises.

    • • (this: undefined, arg: T): void

      • Parameters

        • this: undefined

        • arg: T

        Returns void

  • Optional isAsync: undefined | false | true

  • Optional thisArg: undefined

    provides this value for the listener callback.

  Returns IDisposable

• Type parameters

  • TThis

  Parameters

  • listener: (this: TThis, arg: T) => void

    • • (this: TThis, arg: T): void

      • Parameters

        • this: TThis

        • arg: T

        Returns void

  • isAsync: boolean

  • thisArg: TThis

  Returns IDisposable