/// <reference types="react" />
import * as React from 'react';
export interface IBoxExampleExampleState {
    isChecked: boolean;
}
export default class BoxExample extends React.Component<React.HTMLAttributes<HTMLDivElement>, IBoxExampleExampleState> {
    private _toggle;
    constructor(props: React.HTMLAttributes<HTMLDivElement>);
    render(): JSX.Element;
    private _internalContents();
    private _onButtonClickHandler();
    private _onExitButtonClickHandler();
    private _onFocusTrapZoneToggleChanged(isChecked);
    private _setRef(toggle);
}