import { DetailedItem } from '../detailed-item';
import { Subject, BehaviorSubject } from 'rxjs';
import { Observable } from 'rxjs/internal/Observable';
export interface DefaultOpenItems {
    __ROOT__: boolean;
    _scrollTo: string;
}
export declare class DetailedDropdownBrowseService {
    _items: Subject<DetailedItem[]>;
    _defaultOpenItems: DefaultOpenItems;
    readonly defaultOpenItems: DefaultOpenItems;
    _openItems: BehaviorSubject<DefaultOpenItems>;
    items: Observable<any>;
    openItems: Observable<any>;
    updateDropdown(items: DetailedItem[]): void;
    updateOpenItems(openItems: any): void;
    getOpenItems(): DefaultOpenItems;
}