@elastic/eui/es/services/window_event/hooks.js

Elastic UI Component Library

/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

import { useCallback, useEffect, useRef } from 'react';
export var useEuiWindowEvent = function useEuiWindowEvent(event, handler) {
  var handlerRef = useRef(handler);
  handlerRef.current = handler;
  var stableHandler = useCallback(function (ev) {
    return handlerRef.current.call(this, ev);
  }, []);
  useEffect(function () {
    window.addEventListener(event, stableHandler);
    return function () {
      return window.removeEventListener(event, stableHandler);
    };
  }, [event, stableHandler]);
  return null;
};