import * as React from 'react';
import type { TreeNodeProps } from './types';
import type { SyntheticEvent } from 'react';
export default class TreeNode extends React.Component<TreeNodeProps> {
    treeItemRef: React.RefObject<HTMLLIElement>;
    componentDidMount(): void;
    componentWillUnmount(): void;
    onToggle: () => void;
    onFocus: (e: SyntheticEvent) => void;
    render(): React.JSX.Element;
}