/**
 * Prevents user input.
 */
export function block(): void;
/**
 * Returns the current input mode.
 *
 * @returns {string}
 */
export function getMode(): string;
/**
 * Returns the isTextPrinted flag.
 */
export function getIsTextPrinted(): boolean;
/**
 * Registers listeners and hooks
 *
 * @param {object} opt
 */
export function init(opt: object): void;
/**
 * Returns the input block status
 *
 * @returns {boolean} True if blocked
 */
export function isBlocked(): boolean;
/**
 * Set a new input mode.
 *
 * @param mode
 */
export function setMode(mode: any): void;
/**
 * Makes a note that text has been printed on the screen since last check
 *
 * @param newState
 */
export function textWasPrinted(newState?: boolean): void;
/**
 * Unblock the UI.
 */
export function unblock(): void;
export namespace keypress {
    function addListener(listener: Function): Function;
    function init(): void;
    function isWaiting(): boolean;
    function removeListener(listener: Function): boolean;
    function send(e: any): void;
    function wait(): void;
    function waitPromise(): Promise<any>;
}