cpui-components/lib/components/Tabs/Tabs.js

'use strict';

Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.Tabs = 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 _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

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"); } }

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; } // Based on code from https://medium.com/trisfera/a-simple-react-tabs-component-47cac2cfbb5

var Tabs = exports.Tabs = function (_Component) {
    _inherits(Tabs, _Component);

    function Tabs(props, context) {
        _classCallCheck(this, Tabs);

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

        _this.state = {
            activeTabIndex: _this.props.defaultActiveTabIndex
        };
        _this.handleTabClick = _this.handleTabClick.bind(_this);
        return _this;
    }

    _createClass(Tabs, [{
        key: 'handleTabClick',
        value: function handleTabClick(tabIndex) {
            this.setState({
                activeTabIndex: tabIndex === this.state.activeTabIndex ? this.props.defaultActiveTabIndex : tabIndex
            });
        }

        // Encapsulate <Tabs/> component API as props for <Tab/> children

    }, {
        key: 'renderChildrenWithTabsApiAsProps',
        value: function renderChildrenWithTabsApiAsProps() {
            var _this2 = this;

            return _react2.default.Children.map(this.props.children, function (child, index) {
                return _react2.default.cloneElement(child, {
                    onClick: _this2.handleTabClick,
                    tabIndex: index,
                    isActive: index === _this2.state.activeTabIndex
                });
            });
        }

        // Render current active tab content

    }, {
        key: 'renderActiveTabContent',
        value: function renderActiveTabContent() {
            var children = this.props.children;
            var activeTabIndex = this.state.activeTabIndex;

            if (children[activeTabIndex]) {
                return children[activeTabIndex].props.children;
            }
        }
    }, {
        key: 'render',
        value: function render() {
            return _react2.default.createElement(
                'div',
                { className: 'cp-Tabs' },
                _react2.default.createElement(
                    'ul',
                    { className: 'cp-Tabs-list' },
                    this.renderChildrenWithTabsApiAsProps()
                ),
                _react2.default.createElement(
                    'div',
                    { className: 'cp-Tabs-panel is-active' },
                    this.renderActiveTabContent()
                )
            );
        }
    }]);

    return Tabs;
}(_react.Component);

;

Tabs.propTypes = {
    defaultActiveTabIndex: _propTypes2.default.number
};

Tabs.defaultProps = {
    defaultActiveTabIndex: 0
};

exports.default = Tabs;