import { Component, ReactNode } from 'react';
import { MenuSubmenuProps } from '@befe/brick-comp-menu';
type PropsFromMenuSubmenu = Pick<MenuSubmenuProps, 'icon' | 'prefix' | 'suffix'>;
export interface SelectOptionGroupProps extends PropsFromMenuSubmenu {
    /**
     * 自定义 class
     */
    className?: string;
    /**
     * 选项组类型
     * @private 规范无定义，暂不提供
     */
    /**
     * 显示值
     */
    label?: ReactNode;
}
export declare class OptionGroup extends Component<SelectOptionGroupProps> {
    static displayName: string;
    static defaultProps: {
        className: string;
    };
    get className(): string;
    get subMenuProps(): MenuSubmenuProps;
    render(): import("react/jsx-runtime").JSX.Element;
}
export {};