import React, { ChangeEventHandler } from "react";
export interface InvisibleCharacterWarningProps {
    /**
     * If set, the function is called after every value change what invisible characters have been detected.
     * The input component must be controlled for this callback to be triggered.
     */
    callback: (detectedCodePoints: Set<number>) => any;
    /**
     * The delay in milliseconds after which an input string should be checked. Only the most recent value will be checked.
     * A higher value will reduce the probability that the typing stalls.
     *
     * Default: 500
     */
    callbackDelay?: number;
}
interface Props<T = Element> {
    /** Forwarded TextField props */
    value?: string | ReadonlyArray<string> | number | undefined;
    readOnly?: boolean | undefined;
    disabled?: boolean | undefined;
    onChange?: ChangeEventHandler<T>;
    /**
     * If set, allows to be informed of invisible, hard to spot characters in the string value.
     */
    invisibleCharacterWarning?: InvisibleCharacterWarningProps;
}
/** Validates the string value for invisible characters. */
export declare const useTextValidation: <T>({ value, onChange, invisibleCharacterWarning }: Props<T>) => React.ChangeEventHandler<T> | undefined;
export {};