@appbuckets/react-ui/hooks/useWindowResize.js

Just Another React UI Framework

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var React = require('react');

function _interopNamespace(e) {
  if (e && e.__esModule) return e;
  var n = Object.create(null);
  if (e) {
    Object.keys(e).forEach(function (k) {
      if (k !== 'default') {
        var d = Object.getOwnPropertyDescriptor(e, k);
        Object.defineProperty(
          n,
          k,
          d.get
            ? d
            : {
                enumerable: true,
                get: function () {
                  return e[k];
                },
              }
        );
      }
    });
  }
  n['default'] = e;
  return Object.freeze(n);
}

var React__namespace = /*#__PURE__*/ _interopNamespace(React);

/* --------
 * Hook Definition
 * -------- */
function useWindowResize(config) {
  var disabled = config.disabled,
    onResize = config.onResize;
  // ----
  // Hook is limited to a useEffect with event listener attached
  // ----
  React__namespace.useEffect(
    function () {
      /** If hook has been disabled, return a noop */
      if (disabled) {
        return function () {
          return null;
        };
      }
      /** Build a well know function to be removed on effect clear */
      function handleWindowResize() {
        if (typeof onResize === 'function') {
          onResize({ height: window.innerHeight, width: window.innerWidth });
        }
      }
      /** Attach the event */
      window.addEventListener('resize', handleWindowResize);
      /** Call the handler once to simulate first load */
      handleWindowResize();
      /** Return a function to clear event */
      return function () {
        return window.removeEventListener('resize', handleWindowResize);
      };
    },
    [disabled, onResize]
  );
}

exports.useWindowResize = useWindowResize;