@bigfishtv/cockpit/es/decorators/windowVisible.js

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

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; }

/**
 * @module Decorators/windowVisible
 */

import React, { Component } from 'react';
import ReactDOM from 'react-dom';
import { windowVisible as isWindowVisible, onVisibilityChange } from '../utils/windowVisible';

/**
 * Decorator for providing windowVisible prop to wrapped component
 * @param  {Component} WrappedComponent
 * @return {Component} returns wrapped component
 */
export default function createWindowVisible(WrappedComponent) {
	return function (_Component) {
		_inherits(WindowVisibilityDecorator, _Component);

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

			return _possibleConstructorReturn(this, _Component.apply(this, arguments));
		}

		WindowVisibilityDecorator.prototype.componentDidMount = function componentDidMount(props) {
			var _this2 = this;

			var window = ReactDOM.findDOMNode(this.refs.cmp).ownerDocument.defaultView;
			this.setState({ windowVisible: isWindowVisible(window) });
			this.unlisten = onVisibilityChange(function (windowVisible) {
				return _this2.setState({ windowVisible: windowVisible });
			}, window);
		};

		WindowVisibilityDecorator.prototype.componentWillUnmount = function componentWillUnmount() {
			this.unlisten();
		};

		WindowVisibilityDecorator.prototype.render = function render() {
			return React.createElement(WrappedComponent, _extends({ ref: 'cmp' }, this.props, this.state));
		};

		return WindowVisibilityDecorator;
	}(Component);
}