export default ExpandingContent;
declare class ExpandingContent extends Component<any, any, any> {
    static defaultProps: {
        duration: number;
        opacity: boolean;
        animateHeight: boolean;
        animateOpacity: boolean;
    };
    constructor({ isInitiallyOpen }: {
        isInitiallyOpen: any;
    });
    state: {
        isOpen: boolean;
        isTransitioning: boolean;
    };
    UNSAFE_componentWillReceiveProps(nextProps: any): void;
    componentDidMount(): void;
    componentWillUnmount(): void;
    setOpen(isOpen: any): void;
    _timer: NodeJS.Timeout | null | undefined;
    clearTimer(): void;
    render(): import("react/jsx-runtime").JSX.Element;
    _ref: HTMLDivElement | null | undefined;
}
import { Component } from "react";
