import { OnInit, EventEmitter } from '@angular/core';
import { CurrentNavProvider } from '../services/currentNavProvider';
export declare class VerticalNavBar implements OnInit {
    private _provider;
    private _root;
    private Node;
    NavigationChange: EventEmitter<string>;
    constructor(provider: CurrentNavProvider);
    ngOnInit(): void;
    private OnNavigationSelectionChange(u);
}