import { Subject } from 'rxjs';
export declare class Accordion {
    protected _skeleton: boolean;
    openCloseItems: Subject<boolean>;
    skeletons: Subject<boolean>;
    /**
     * Set to `true` to allow multiple accordion items to be expanded.
     */
    multi: boolean;
    role: string;
    baseClass: boolean;
    /**
     * Set to `true` to display a loading accordion.
     */
    skeleton: any;
    protected updateSkeletons(): void;
}