/// <reference types="react" />
import { BaseComponent } from 'office-ui-fabric-react/lib/Utilities';
import './DetailsList.Grouped.Example.scss';
export declare class DetailsListGroupedExample extends BaseComponent<{}, {
    items: {}[];
    showItemIndexInView: boolean;
}> {
    private _root;
    constructor(props: {});
    componentWillUnmount(): void;
    render(): JSX.Element;
    private _addItem;
    private _onRenderColumn(item, index, column);
    private _onShowItemIndexInViewChanged;
}