import { ActivatedRouteSnapshot, CanActivate, Router, RouterStateSnapshot } from '@angular/router';
import { GnLoginUser } from './LoginUser';
import { GnMessageService } from '../message-service/message-service';
import { GnSiteInfo } from './SiteInfo';
export declare class GnRouteGuard implements CanActivate {
    private user;
    private siteInfo;
    private router;
    private messageService;
    constructor(user: GnLoginUser, siteInfo: GnSiteInfo, router: Router, messageService: GnMessageService);
    canActivate(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): boolean;
}