material-ui/src/clearfix.jsx

Material Design UI components built with React

const React = require('react');
const BeforeAfterWrapper = require('./before-after-wrapper');
const StylePropable = require('./mixins/style-propable');
const DefaultRawTheme = require('./styles/raw-themes/light-raw-theme');
const ThemeManager = require('./styles/theme-manager');


const ClearFix = React.createClass({
  mixins: [StylePropable],

  contextTypes: {
    muiTheme: React.PropTypes.object,
  },

  //for passing default theme context to children
  childContextTypes: {
    muiTheme: React.PropTypes.object,
  },

  getChildContext () {
    return {
      muiTheme: this.state.muiTheme,
    };
  },

  getInitialState () {
    return {
      muiTheme: this.context.muiTheme ? this.context.muiTheme : ThemeManager.getMuiTheme(DefaultRawTheme),
    };
  },

  //to update theme inside state whenever a new theme is passed down
  //from the parent / owner using context
  componentWillReceiveProps (nextProps, nextContext) {
    let newMuiTheme = nextContext.muiTheme ? nextContext.muiTheme : this.state.muiTheme;
    this.setState({muiTheme: newMuiTheme});
  },

  render() {
    let {
      style,
      ...other,
    } = this.props;

    let before = function() {
      return {
        content: "' '",
        display: 'table',
      };
    };

    let after = before();
    after.clear = 'both';

    return (
      <BeforeAfterWrapper
        {...other}
        beforeStyle={before()}
        afterStyle={after}
        style={style}>
          {this.props.children}
      </BeforeAfterWrapper>
    );
  },
});

module.exports = ClearFix;