/**
 * Render Heirarchy (for first Cell)
 *
 * @author Brauer Ilya
 * @date 2020-10-29
 */
import * as React from 'react';
import { ITreeNode } from '../../index';
interface IProps<T> {
    nodeChildren: Array<ITreeNode<T>> | null;
    level: number;
    isLast: boolean;
    expanded: boolean;
    onExpandClick?: () => void;
    node: ITreeNode<T>;
}
export declare class Hierarchy<T> extends React.PureComponent<IProps<T>> {
    get expandSymbol(): string | undefined;
    handleExpandClick: (e: React.SyntheticEvent<HTMLDivElement>) => void;
    render(): JSX.Element;
}
export {};