Class EventTarget

constructor

• new EventTarget(): EventTarget

  Creates a new event target.

  Returns EventTarget

parent

addEventListener

• addEventListener(type: EventType, callback: ListenerFn): void

  Adds an event listener to the event target.

  Parameters

  • type: EventType

    Type of event to listen for

  • callback: ListenerFn

    Function to call when the event is triggered

  Returns void

dispatchEvent

• dispatchEvent(type: EventType, payload?: Record<string, unknown>): void

  Dispatches an event to the event target.

  Events are processed in the engine event queue at the beginning of each frame in order that they were dispatched.

  Parameters

  • type: EventType

    Type of event to dispatch

  • Optionalpayload: Record<string, unknown>

    Payload of the event

  Returns void

dispatchEventImmediately

• dispatchEventImmediately(
      type: EventType,
      payload?: Record<string, unknown>,
  ): void

  Dispatches an event to the event target immediately.

  Events are processed immediately and not added to the engine event queue.

  Parameters

  • type: EventType

    Type of event to dispatch

  • Optionalpayload: Record<string, unknown>

    Payload of the event

  Returns void

getEventListeners

• getEventListeners(type: EventType): ListenerFn[] | undefined

  Gets the event listeners for the event target.

  Parameters

  • type: EventType

    Type of event to get the listeners for

  Returns ListenerFn[] | undefined

  Event listeners for the event target

removeAllListeners

• removeAllListeners(): void

  Removes all event listeners from the event target.

  Returns void

removeEventListener

• removeEventListener(type: EventType, callback: ListenerFn): void

  Removes an event listener from the event target.

  Parameters

  • type: EventType

    Type of event to remove the listener for

  • callback: ListenerFn

    Function to remove the listener for

  Returns void