import { BehaviorSubject } from "rxjs";
import * as i0 from "@angular/core";
export declare class DropdownService {
    constructor();
    selected: BehaviorSubject<any>;
    items: any[];
    focusFirstItem(): void;
    changeFocus(direction: any, focusedItem: any): void;
    setSelected(selected: any): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<DropdownService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<DropdownService>;
}
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