import * as React from 'react';
interface PortalProps {
    visible?: boolean;
    getContainer: () => HTMLElement;
    didUpdate?: (props: PortalProps) => void;
}
interface PortalState {
    finished: boolean;
}
export default class Portal extends React.Component<PortalProps, PortalState> {
    _container: HTMLElement;
    componentDidMount(): void;
    componentDidUpdate(prevProps: PortalProps): void;
    componentWillUnmount(): void;
    createContainer(): void;
    removeContainer(): void;
    render(): React.ReactPortal | null;
}
export {};