import * as React from 'react';
type Props = {
    /** The content to be collapsed */
    children: React.ReactNode;
    /** The expanded/collapse state of the panel */
    isExpanded: boolean;
    /** Callback fired when the expansion animation completes */
    onEntered?: () => void;
};
/**
 * Internal wrapper used by `ExpansionPanelContent`. Animates the container's
 * height to reveal/hide the space, while the content cross-fades and springs
 * into place (driven imperatively so the motion still runs when entering from
 * `display: none`).
 */
declare function AnimatedExpansionPanelContent({ isExpanded, children, onEntered }: Props): React.JSX.Element;
export { AnimatedExpansionPanelContent };