type Direction = 'previous' | 'next';
/** @internal */
export interface VirtualFocusItem {
    id?: string;
    type?: 'suggestion' | 'recent-suggestion' | 'pinned-suggestion' | 'button';
}
/** @internal */
export declare function getCurrentFocusableListItemIndex(container: HTMLElement | null, currentSuggestionId?: string): number;
/** @internal */
export declare function getCurrentFocusableListItemByIndex(container: HTMLElement | null, index: number): HTMLElement | null;
/** @internal */
export declare function getCurrentFocusableListItem(container: HTMLElement | null, currentSuggestionId?: string): HTMLElement | null;
/** @internal */
export declare function getFirstFocusableListItem(container: HTMLElement | null): HTMLElement | null;
/** @internal */
export declare function getLastFocusableListItem(container: HTMLElement | null): HTMLElement | null;
/**
 * Get the next suggestion in the given container element.
 * If direction is set to 'next', start at the first suggestion. Else, start at the last.
 * If a 'currentSuggestionId' is passed, start at the matching suggestion.
 * @internal
 */
export declare function getNextFocusableListItem(direction: Direction, container: HTMLElement | null, currentSuggestionId?: string, nthSibling?: number): HTMLElement | null;
export {};