import * as React from 'react';
export type TransitionStatus = 'starting' | 'ending' | 'idle' | undefined;
/**
 * Provides a status string for animations.
 *
 * On the web this drives CSS transitions. In React Native there is no CSS, so
 * components surface `transitionStatus` on their state object and the consumer
 * drives an `Animated` value from it.
 *
 * @param open - a boolean that determines if the element is open.
 * @param enableIdleState - a boolean that enables the `'idle'` state between `'starting'` and `'ending'`
 * @param deferEndingState - defers the `'ending'` state by a frame.
 */
export declare function useTransitionStatus(open: boolean, enableIdleState?: boolean, deferEndingState?: boolean): {
    mounted: boolean;
    setMounted: React.Dispatch<React.SetStateAction<boolean>>;
    transitionStatus: TransitionStatus;
};
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