react-bootstrap/es/PanelCollapse.js

import _extends from 'babel-runtime/helpers/extends';
import _classCallCheck from 'babel-runtime/helpers/classCallCheck';
import _possibleConstructorReturn from 'babel-runtime/helpers/possibleConstructorReturn';
import _inherits from 'babel-runtime/helpers/inherits';
import PropTypes from 'prop-types';
import React from 'react';

import { prefix, splitBsProps, bsClass } from './utils/bootstrapUtils';
import Collapse from './Collapse';

var propTypes = {
  /**
   * Callback fired before the component expands
   */
  onEnter: PropTypes.func,
  /**
   * Callback fired after the component starts to expand
   */
  onEntering: PropTypes.func,
  /**
   * Callback fired after the component has expanded
   */
  onEntered: PropTypes.func,
  /**
   * Callback fired before the component collapses
   */
  onExit: PropTypes.func,
  /**
   * Callback fired after the component starts to collapse
   */
  onExiting: PropTypes.func,
  /**
   * Callback fired after the component has collapsed
   */
  onExited: PropTypes.func
};

var contextTypes = {
  $bs_panel: PropTypes.shape({
    headingId: PropTypes.string,
    bodyId: PropTypes.string,
    bsClass: PropTypes.string,
    expanded: PropTypes.bool
  })
};

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

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

    return _possibleConstructorReturn(this, _React$Component.apply(this, arguments));
  }

  PanelCollapse.prototype.render = function render() {
    var children = this.props.children;

    var _ref = this.context.$bs_panel || {},
        headingId = _ref.headingId,
        bodyId = _ref.bodyId,
        _bsClass = _ref.bsClass,
        expanded = _ref.expanded;

    var _splitBsProps = splitBsProps(this.props),
        bsProps = _splitBsProps[0],
        props = _splitBsProps[1];

    bsProps.bsClass = _bsClass || bsProps.bsClass;

    if (headingId && bodyId) {
      props.id = bodyId;
      props.role = props.role || 'tabpanel';
      props['aria-labelledby'] = headingId;
    }

    return React.createElement(
      Collapse,
      _extends({ 'in': expanded }, props),
      React.createElement(
        'div',
        { className: prefix(bsProps, 'collapse') },
        children
      )
    );
  };

  return PanelCollapse;
}(React.Component);

PanelCollapse.propTypes = propTypes;
PanelCollapse.contextTypes = contextTypes;

export default bsClass('panel', PanelCollapse);