import React from 'react';
export interface MenuBarProps extends React.HTMLAttributes<HTMLUListElement> {
    children: React.ReactNode;
    thin?: boolean;
    hasTrigger?: boolean;
}
interface MenuBarState {
    wide: boolean;
}
export default class TopBar extends React.Component<MenuBarProps, MenuBarState> {
    static defaultProps: {
        thin: boolean;
        hasTrigger: boolean;
    };
    constructor(props: MenuBarProps);
    componentDidMount(): void;
    componentWillUnmount(): void;
    componentDidUpdate(prevProps: MenuBarProps): void;
    private onResize;
    private handleThin;
    private renderChild;
    onKeyDown(e: React.KeyboardEvent<HTMLElement>): void;
    render(): React.JSX.Element;
}
export {};