import * as React from 'react';
export type TransitionContextValue = {
    /**
     * `true`, if the current element was requested to appear.
     */
    requestedEnter: boolean;
    /**
     * Callback to be called when the element has completely exited.
     */
    onExited: () => void;
    /**
     * Registers a child transition.
     * This is used to notify the parent `useTransitionTrigger` hook that a child transition exists
     * and state changes must be triggered by the context's callbck functions.
     *
     * Returns a function to unregister the child transition.
     */
    registerTransition: () => () => void;
};
export declare const TransitionContext: React.Context<TransitionContextValue | null>;