import { Observable } from 'rxjs';
import { PipMediaService } from '../media/shared/media.service';
import { PipSidenavService, PipSidenavSide } from '../sidenav/index';
export declare class PipNavExpanderComponent {
    media: PipMediaService;
    sidenav: PipSidenavService;
    private _side$;
    set side(side: PipSidenavSide);
    expandIcon: string;
    collapseIcon: string;
    icon$: Observable<string>;
    show$: Observable<boolean>;
    constructor(media: PipMediaService, sidenav: PipSidenavService);
    toggleCollapse(): void;
}