import * as React from "react";
import { CompositeActions, CompositeInitialState, CompositeState } from "reakit";
export declare type RadioState = CompositeState & {
    /**
     * The `value` attribute of the current active radio.
     */
    state: string | number | null;
};
export declare type RadioActions = CompositeActions & {
    /**
     * Sets `state`.
     */
    setState: React.Dispatch<React.SetStateAction<string | number | null>>;
};
export declare type RadioInitialState = CompositeInitialState & {
    /**
     * Default State of the Radio for uncontrolled Radio.
     *
     * @default false
     */
    defaultState?: RadioState["state"];
    /**
     * State of the Radio for controlled Radio..
     */
    state?: RadioState["state"];
    /**
     * OnChange callback for controlled Radio.
     */
    onStateChange?: RadioActions["setState"];
};
export declare type RadioStateReturn = RadioState & RadioActions;
export declare function useRadioState(props: RadioInitialState): RadioStateReturn;