export declare const getNewExpandedItems: (prevExpandedItems: Map<string, string>, itemName: string, isExpanded: boolean, expandableMultiply: boolean) => Map<string, string>;
export declare const focusFirstSibling: (parent: HTMLDivElement) => void;
export declare const focusLastSibling: (parent: HTMLDivElement) => void;
export declare const focusNextSibling: (item: HTMLElement, parent: HTMLDivElement) => void;
export declare const focusPreviousSibling: (item: HTMLElement, parent: HTMLDivElement) => void;