import { Accessibility } from '../../types';
/**
 * @description
 *  Adds attribute 'aria-selected=true' based on the properties 'selectable' & 'selected' if the component has 'hasSubtree' property false or undefined. Does not set anything if true.
 *  Triggers 'performClick' action with 'Spacebar' on 'root', when tree title is selectable.
 *  @specification
 * Adds attribute 'tabIndex=-1' to 'root' slot if 'hasSubtree' property is false or undefined. Does not set the attribute if true.
 * Adds attribute 'role=treeitem' to 'root' slot if 'hasSubtree' property is false or undefined. Does not set the attribute if true.
 * Adds attribute 'aria-setsize=3' based on the property 'treeSize' if the component has 'hasSubtree' property false or undefined. Does not set anything if true..
 * Adds attribute 'aria-posinset=2' based on the property 'index' if the component has 'hasSubtree' property false or undefined. Does not set anything if true..
 * Adds attribute 'aria-level=1' based on the property 'level' if the component has 'hasSubtree' property false or undefined. Does not set anything if true..
 * Triggers 'performClick' action with 'Spacebar' on 'root'.
 */
export declare const treeTitleBehavior: Accessibility<TreeTitleBehaviorProps>;
export declare type TreeTitleBehaviorProps = {
    /** Indicated if tree title has a subtree */
    hasSubtree?: boolean;
    level?: number;
    treeSize?: number;
    index?: number;
    selected?: boolean;
    selectable?: boolean;
};