react-themable-hoc/dist/stories/components/ThemeSwitcher.js

React higher-order-components that allow for css-in-js-style themes.

(function (global, factory) {
    if (typeof define === "function" && define.amd) {
        define(['exports', 'prop-types', 'react', '../../ThemeProvider'], factory);
    } else if (typeof exports !== "undefined") {
        factory(exports, require('prop-types'), require('react'), require('../../ThemeProvider'));
    } else {
        var mod = {
            exports: {}
        };
        factory(mod.exports, global.propTypes, global.react, global.ThemeProvider);
        global.ThemeSwitcher = mod.exports;
    }
})(this, function (exports, _propTypes, _react, _ThemeProvider) {
    'use strict';

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

    var _propTypes2 = _interopRequireDefault(_propTypes);

    var _react2 = _interopRequireDefault(_react);

    var _ThemeProvider2 = _interopRequireDefault(_ThemeProvider);

    function _interopRequireDefault(obj) {
        return obj && obj.__esModule ? obj : {
            default: obj
        };
    }

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

    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;
        };
    }();

    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 THEMES = ['lightTheme', 'darkTheme', 'blueTheme'];

    var ThemeSwitcher = function (_React$Component) {
        _inherits(ThemeSwitcher, _React$Component);

        function ThemeSwitcher(props) {
            _classCallCheck(this, ThemeSwitcher);

            var _this = _possibleConstructorReturn(this, (ThemeSwitcher.__proto__ || Object.getPrototypeOf(ThemeSwitcher)).call(this, props));

            props.setup();

            _this.toggleTheme = _this.toggleTheme.bind(_this);

            _this.state = {
                theme: THEMES[0]
            };
            return _this;
        }

        _createClass(ThemeSwitcher, [{
            key: 'componentDidMount',
            value: function componentDidMount() {
                document.addEventListener('keydown', this.toggleTheme);
            }
        }, {
            key: 'componentWillUnmount',
            value: function componentWillUnmount() {
                document.removeEventListener('keydown', this.toggleTheme);
            }
        }, {
            key: 'render',
            value: function render() {
                return _react2.default.createElement(
                    _ThemeProvider2.default,
                    { theme: this.state.theme },
                    this.props.children
                );
            }
        }, {
            key: 'toggleTheme',
            value: function toggleTheme(e) {
                if (e.key === 't') {
                    var currentThemeIndex = THEMES.indexOf(this.state.theme);
                    var theme = THEMES[(currentThemeIndex + 1) % THEMES.length];
                    this.setState({ theme: theme });
                }
            }
        }]);

        return ThemeSwitcher;
    }(_react2.default.Component);

    exports.default = ThemeSwitcher;


    ThemeSwitcher.propTypes = {
        setup: _propTypes2.default.func.isRequired
    };
});