Class EventEmitter<TSender, TArgs>

Event emitter.

Type Parameters

  • TSender

    Type of the event sender

  • TArgs

    Type of the event argument

Constructors

constructor

Accessors

count

Methods

clear has one sub subscribe unsub unsubscribe

Constructors

constructor

Accessors

count

Methods

clear

has

  • has(func): boolean

  • Checks if the event has a subscription for the specified handler.

    Parameters

    • func: ((a, b) => void)

      The event handler.

    Returns boolean

one

  • one(func): (() => void)

  • Subscribes to the event only once.

    Parameters

    • func: ((a, b) => void)

      The event handler that is called when the event is dispatched.

    Returns (() => void)

    A function that unsubscribes the event handler from the event.

      • (): void

      • Returns void

sub

  • sub(func): (() => void)

  • Subscribe to the event.

    Parameters

    • func: ((a, b) => void)

      The event handler that is called when the event is dispatched.

    Returns (() => void)

    A function that unsubscribes the event handler from the event.

      • (): void

      • Returns void

subscribe

  • subscribe(func): (() => void)

  • Subscribe to the event.

    Parameters

    • func: ((a, b) => void)

      The event handler that is called when the event is dispatched.

    Returns (() => void)

    Function that unsubscribes the event handler from the event.

      • (): void

      • Returns void

unsub

  • unsub(func): void

  • Unsubscribe from the event.

    Parameters

    • func: ((a, b) => void)

      The event handler that will be unsubsribed from the event.

    Returns void

unsubscribe

  • unsubscribe(func): void

  • Unsubscribe from the event.

    Parameters

    • func: ((a, b) => void)

      The event handler that will be unsubsribed from the event.

    Returns void

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