import { NavigateEvent, Navigation, NavigationCurrentEntryChangeEvent, NavigationHistoryEntry, NavigationNavigateOptions, NavigationOptions, NavigationReloadOptions, NavigationResult, NavigationTransition, NavigationUpdateCurrentEntryOptions } from './navigation_types';
import * as i0 from "@angular/core";
/**
 * This class wraps the platform Navigation API which allows server-specific and test
 * implementations.
 */
export declare abstract class PlatformNavigation implements Navigation {
    abstract entries(): NavigationHistoryEntry[];
    abstract currentEntry: NavigationHistoryEntry | null;
    abstract updateCurrentEntry(options: NavigationUpdateCurrentEntryOptions): void;
    abstract transition: NavigationTransition | null;
    abstract canGoBack: boolean;
    abstract canGoForward: boolean;
    abstract navigate(url: string, options?: NavigationNavigateOptions | undefined): NavigationResult;
    abstract reload(options?: NavigationReloadOptions | undefined): NavigationResult;
    abstract traverseTo(key: string, options?: NavigationOptions | undefined): NavigationResult;
    abstract back(options?: NavigationOptions | undefined): NavigationResult;
    abstract forward(options?: NavigationOptions | undefined): NavigationResult;
    abstract onnavigate: ((this: Navigation, ev: NavigateEvent) => any) | null;
    abstract onnavigatesuccess: ((this: Navigation, ev: Event) => any) | null;
    abstract onnavigateerror: ((this: Navigation, ev: ErrorEvent) => any) | null;
    abstract oncurrententrychange: ((this: Navigation, ev: NavigationCurrentEntryChangeEvent) => any) | null;
    abstract addEventListener(type: unknown, listener: unknown, options?: unknown): void;
    abstract removeEventListener(type: unknown, listener: unknown, options?: unknown): void;
    abstract dispatchEvent(event: Event): boolean;
    static ɵfac: i0.ɵɵFactoryDeclaration<PlatformNavigation, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<PlatformNavigation>;
}