Interface WindowEventHandlersEventMap

interface WindowEventHandlersEventMap {
    afterprint: Event;
    beforeprint: Event;
    beforeunload: BeforeUnloadEvent;
    gamepadconnected: GamepadEvent;
    gamepaddisconnected: GamepadEvent;
    hashchange: HashChangeEvent;
    languagechange: Event;
    message: MessageEvent<any>;
    messageerror: MessageEvent<any>;
    offline: Event;
    online: Event;
    pagehide: PageTransitionEvent;
    pageshow: PageTransitionEvent;
    popstate: PopStateEvent;
    rejectionhandled: PromiseRejectionEvent;
    storage: StorageEvent;
    unhandledrejection: PromiseRejectionEvent;
    unload: Event;
}