import { ActivatedRoute, Router } from '@angular/router'; export declare class RouterHelpersService { protected route: ActivatedRoute; protected router: Router; constructor(route: ActivatedRoute, router: Router); RunOnNavigation(action: (event: any) => void, navEventType?: any): import("rxjs").Subscription; RunOnNavigationCancel(action: (event: any) => void): import("rxjs").Subscription; RunOnNavigationEnd(action: (event: any) => void): import("rxjs").Subscription; RunOnNavigationError(action: (event: any) => void): import("rxjs").Subscription; RunOnNavigationStart(action: (event: any) => void): import("rxjs").Subscription; RunOnQueryParam(param: string, action: (params: any) => void, checkVal?: any): import("rxjs").Subscription; RunOnRouteParam(param: string, action: (params: any) => void, checkVal?: any): import("rxjs").Subscription; }