import { Router } from '@angular/router';
import { Observable } from 'rxjs';
import { PipAppbarTab } from '../appbar.tab';
export declare class PipAppbarService {
    private router;
    active: boolean;
    color: string;
    bgColor: string;
    fallbackToSelect: boolean;
    fallbackSize: string;
    private _tabs$;
    private _activeIdx$;
    constructor(router: Router);
    private _resolveActiveTabIndex;
    get tabs$(): Observable<PipAppbarTab[]>;
    get tabs(): PipAppbarTab[];
    set tabs(tabs: PipAppbarTab[]);
    get activeIdx$(): Observable<number>;
    get activeIdx(): number;
    set activeIdx(idx: number);
    get activeTab$(): Observable<PipAppbarTab>;
    get activeTab(): PipAppbarTab;
    set activeTab(tab: PipAppbarTab);
}