Class EventSubscriber

The EventSubscriber holds a reference to a target object, for which it manages the event subscriptions by calling the addEventListener & removeEventListener methods.

Hierarchy

  • EventSubscriber

Implements

Constructors

Properties

Methods

Constructors

  • Parameters

    • target: any

      The target object, whose event subscriptions are being managed.

    Returns EventSubscriber

Properties

target: any

The target object, whose event subscriptions are being managed.

Methods

  • Add a subscription to some event by name.

    Parameters

    • eventName: string

      The event to subscribe to.

    • handler: any

      The function to be called when the event is fired. The expected function definition will depend upon which event is being subscribed to.

    Returns void

  • Remove a subscription to some event by name.

    Parameters

    • eventName: string

      The event to unsubscribe from.

    • handler: any

      The function to be called when the event is fired. The expected function definition will depend upon which event is being subscribed to.

    Returns void

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