import React from 'react';
interface PickerPortalProps {
    children: React.ReactNode | React.ReactElement;
    classNameProvider: string;
    idProvider: string;
}
export declare class PickerPortal extends React.Component<PickerPortalProps> {
    provider: HTMLDivElement;
    initialBodyOverflow: CSSStyleDeclaration['overflow'];
    static defaultProps: {
        classNameProvider: string;
    };
    constructor(props: PickerPortalProps);
    updateBodyStyle: () => void;
    resetBodyStyle: () => void;
    getScrollbarWidth: () => number;
    componentDidMount(): void;
    componentWillUnmount(): void;
    render(): React.ReactElement;
}
export {};