react-mwc/Switch/index.js

A thin React wrapper for Material Design (Web) Components

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 _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } 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; }

import React from 'react';
import ToggleBase from '../Base/toggle-component-base';
import FormField from '../FormField';
import classNames from 'classnames';

import { simpleComponentFactory } from '../Base/simple-component-factory';

export var SwitchRoot = simpleComponentFactory('SwitchRoot', {
  classNames: 'mdc-switch'
});

export var SwitchNativeControl = simpleComponentFactory('SwitchNativeControl', {
  tag: 'input',
  classNames: 'mdc-switch__native-control',
  defaultProps: {
    type: 'checkbox'
  }
});

export var SwitchBackground = simpleComponentFactory('SwitchBackground', {
  classNames: 'mdc-switch__background'
});

export var SwitchKnob = simpleComponentFactory('SwitchKnob', {
  classNames: 'mdc-switch__knob'
});

export var SwitchLabel = simpleComponentFactory('SwitchLabel', {
  tag: 'label'
});

export var Switch = function (_ToggleBase) {
  _inherits(Switch, _ToggleBase);

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

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

  _createClass(Switch, [{
    key: 'render',
    value: function render() {
      var _props = this.props,
          _props$label = _props.label,
          label = _props$label === undefined ? '' : _props$label,
          id = _props.id,
          children = _props.children,
          apiRef = _props.apiRef,
          rest = _objectWithoutProperties(_props, ['label', 'id', 'children', 'apiRef']);

      var labelId = id || this.generatedId;

      var switchTag = React.createElement(
        SwitchRoot,
        { className: classNames({ 'mdc-switch--disabled': rest.disabled }) },
        React.createElement(SwitchNativeControl, Object.assign({ id: labelId }, rest)),
        React.createElement(
          SwitchBackground,
          null,
          React.createElement(SwitchKnob, null)
        )
      );

      /**
       * We have to conditionally wrap our checkbox in a formfield
       * If we have a label
       */
      if (label.length || children) {
        return React.createElement(
          FormField,
          null,
          switchTag,
          React.createElement(
            SwitchLabel,
            { id: labelId + 'label', htmlFor: labelId },
            label,
            children
          )
        );
      } else {
        return switchTag;
      }
    }
  }]);

  return Switch;
}(ToggleBase);

export default Switch;