import type { CSSProperties, FC, ReactElement, Ref } from 'react';
import type { TransitionStatus } from 'react-transition-group';
interface Props {
    ref?: Ref<HTMLDivElement | null>;
    ownerState: {
        in?: boolean;
        orientation: 'horizontal' | 'vertical';
        collapsedSize: string | number;
        state: TransitionStatus;
    };
    style?: CSSProperties;
    children: ReactElement;
}
export declare const CollapseRoot: import("react").ForwardRefExoticComponent<Omit<Props, "ref"> & import("react").RefAttributes<unknown>>;
export declare const CollapseWrapper: import("react").ForwardRefExoticComponent<Omit<Props, "ref"> & import("react").RefAttributes<unknown>>;
export declare const CollapseWrapperInner: FC<Props>;
export {};