import { Accessibility, AccessibilityAttributes } from '../../types';
/**
 * @specification
 * Adds role 'tree' to 'root' slot.
 * Adds attribute 'aria-labelledby' based on the property 'aria-labelledby' to 'root' slot.
 * Embeds component into FocusZone.
 * Provides arrow key navigation in vertical direction.
 * Triggers 'expandSiblings' action with '*' on 'root'.
 */
declare const hierarchicalTreeBehavior: Accessibility<TreeBehaviorProps>;
declare type TreeBehaviorProps = {} & Pick<AccessibilityAttributes, 'aria-labelledby'>;
export default hierarchicalTreeBehavior;