import { Event, EventCallback, EventTarget, EventTargetAddListenerOptions } from "./event-target"; export declare class NavigationEventTarget extends EventTarget { addEventListener(type: K, listener: EventCallback, options?: boolean | EventTargetAddListenerOptions): void; addEventListener(type: string | symbol, listener: EventCallback, options?: boolean | EventTargetAddListenerOptions): void; removeEventListener(type: string | symbol, listener: EventCallback, options?: unknown): void; removeEventListener(type: string | symbol, callback: Function, options?: unknown): void; }