import { Router, CanActivate, CanActivateChild, ActivatedRouteSnapshot, RouterStateSnapshot } from "@angular/router";
import { Observable } from "rxjs";
import { W3AuthAbstractService } from "../auth-abstract.service";
/**
 * Guard, checks access token availability and allows or disallows access to page,
 * and redirects out
 *
 * @example
 * { path: 'test', component: TestComponent, canActivate: [ W3ProtectedGuard ] }
 *
 * @export
 */
export declare class W3ProtectedGuard implements CanActivate, CanActivateChild {
    private authService;
    private publicFallbackPageUri;
    private router;
    constructor(authService: W3AuthAbstractService, publicFallbackPageUri: string, router: Router);
    /**
     * CanActivate handler
     */
    canActivate(_route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<boolean>;
    /**
     * CanActivateChild handler
     */
    canActivateChild(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<boolean>;
    /**
     * Check, if current page is public fallback page
     */
    private isPublicPage;
    /**
     * Navigate away from the app / path
     */
    private navigate;
}