zent/utils/component/WindowEventHandler.js

一套前端设计语言和基于React的实现

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports['default'] = undefined;

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _class, _temp;

var _react = require('react');

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var WindowEventHandler = (_temp = _class = function (_Component) {
  _inherits(WindowEventHandler, _Component);

  function WindowEventHandler() {
    _classCallCheck(this, WindowEventHandler);

    return _possibleConstructorReturn(this, (WindowEventHandler.__proto__ || Object.getPrototypeOf(WindowEventHandler)).apply(this, arguments));
  }

  _createClass(WindowEventHandler, [{
    key: 'componentDidMount',
    value: function componentDidMount() {
      var _props = this.props,
          eventName = _props.eventName,
          callback = _props.callback,
          useCapture = _props.useCapture;

      window.addEventListener(eventName, callback, useCapture);
    }
  }, {
    key: 'componentWillUnmount',
    value: function componentWillUnmount() {
      var _props2 = this.props,
          eventName = _props2.eventName,
          callback = _props2.callback,
          useCapture = _props2.useCapture;

      window.removeEventListener(eventName, callback, useCapture);
    }
  }, {
    key: 'render',
    value: function render() {
      return null;
    }
  }]);

  return WindowEventHandler;
}(_react.Component), _class.propTypes = {
  eventName: _react.PropTypes.string.isRequired,
  callback: _react.PropTypes.func.isRequired,
  useCapture: _react.PropTypes.bool
}, _class.defaultProps = {
  useCapture: false
}, _temp);
exports['default'] = WindowEventHandler;
module.exports = exports['default'];