react-flexbox/lib/index.js

React flexbox implementation

'use strict';

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

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 _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; };

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

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

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; }

var flexStyle = {
  boxSizing: 'border-box',
  display: 'flex',
  flexWrap: 'nowrap',
  flex: '1 0 auto',
  justifyContent: 'space-between',
  alignContent: 'space-between',
  alignItems: 'stretch'
};

var mixProps = function mixProps(style, props) {
  var divStyle = {};

  if (props.row) {
    divStyle.flexDirection = 'row';
  } else if (props.column) {
    divStyle.flexDirection = 'column';
  }

  if (typeof props.width === 'number') {
    divStyle.flexGrow = props.width;
  } else if (props.width) {
    divStyle.flexBasis = 'auto';
    divStyle.flexGrow = 0;
    divStyle.flexShrink = 0;
    divStyle.width = props.width;
  }

  if (props.height) {
    divStyle.flexBasis = 'auto';
    divStyle.flexGrow = 0;
    divStyle.flexShrink = 0;
    divStyle.height = props.height;
  }

  if (props.style) {
    return _extends({}, flexStyle, style, divStyle, props.style);
  } else {
    return _extends({}, flexStyle, style, divStyle);
  }
};

var View = function (_Component) {
  _inherits(View, _Component);

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

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

  _createClass(View, [{
    key: 'render',
    value: function render() {
      var style = mixProps({}, this.props);
      if (this.props.auto) {
        style.flex = '0 0 auto';
      }

      // strip props that are invalid to set on a div.
      // (prevents https://fb.me/react-unknown-prop)

      var _props = this.props,
          row = _props.row,
          column = _props.column,
          auto = _props.auto,
          divProps = _objectWithoutProperties(_props, ['row', 'column', 'auto']);

      return _react2.default.createElement(
        'div',
        _extends({}, divProps, { style: style }),
        this.props.children
      );
    }
  }]);

  return View;
}(_react.Component);

exports.default = View;