@restart/hooks/cjs/useEventListener.js

A set of utility and general-purpose React hooks.

"use strict";

exports.__esModule = true;
exports.default = useEventListener;
var _react = require("react");
var _useEventCallback = _interopRequireDefault(require("./useEventCallback"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/**
 * Attaches an event handler outside directly to specified DOM element
 * bypassing the react synthetic event system.
 *
 * @param element The target to listen for events on
 * @param event The DOM event name
 * @param handler An event handler
 * @param capture Whether or not to listen during the capture event phase
 */
function useEventListener(eventTarget, event, listener, capture = false) {
  const handler = (0, _useEventCallback.default)(listener);
  (0, _react.useEffect)(() => {
    const target = typeof eventTarget === 'function' ? eventTarget() : eventTarget;
    target.addEventListener(event, handler, capture);
    return () => target.removeEventListener(event, handler, capture);
  }, [eventTarget]);
}