content: import _extends from 'babel-runtime/helpers/extends';
  import _objectWithoutProperties from 'babel-runtime/helpers/objectWithoutProperties';
  import _classCallCheck from 'babel-runtime/helpers/classCallCheck';
  import _possibleConstructorReturn from 'babel-runtime/helpers/possibleConstructorReturn';
  import _inherits from 'babel-runtime/helpers/inherits';
  import classNames from 'classnames';
  import React from 'react';
  import PropTypes from 'prop-types';
  
  import { bsClass, getClassSet, splitBsProps } from './utils/bootstrapUtils';
  import createChainedFunction from './utils/createChainedFunction';
  import CloseButton from './CloseButton';
  
  // TODO: `aria-label` should be `closeLabel`.
  
  var propTypes = {
    /**
     * Provides an accessible label for the close
     * button. It is used for Assistive Technology when the label text is not
     * readable.
     */
    closeLabel: PropTypes.string,
  
    /**
     * Specify whether the Component should contain a close button
     */
    closeButton: PropTypes.bool,
  
    /**
     * A Callback fired when the close button is clicked. If used directly inside
     * a Modal component, the onHide will automatically be propagated up to the
     * parent Modal `onHide`.
     */
    onHide: PropTypes.func
  };
  
  var defaultProps = {
    closeLabel: 'Close',
    closeButton: false
  };
  
  var contextTypes = {
    $bs_modal: PropTypes.shape({
      onHide: PropTypes.func
    })
  };
  
  var ModalHeader = function (_React$Component) {
    _inherits(ModalHeader, _React$Component);
  
    function ModalHeader() {
      _classCallCheck(this, ModalHeader);
  
      return _possibleConstructorReturn(this, _React$Component.apply(this, arguments));
    }
  
    ModalHeader.prototype.render = function render() {
      var _props = this.props,
          closeLabel = _props.closeLabel,
          closeButton = _props.closeButton,
          onHide = _props.onHide,
          className = _props.className,
          children = _props.children,
          props = _objectWithoutProperties(_props, ['closeLabel', 'closeButton', 'onHide', 'className', 'children']);
  
      var modal = this.context.$bs_modal;
  
      var _splitBsProps = splitBsProps(props),
          bsProps = _splitBsProps[0],
          elementProps = _splitBsProps[1];
  
      var classes = getClassSet(bsProps);
  
      return React.createElement(
        'div',
        _extends({}, elementProps, {
          className: classNames(className, classes)
        }),
        closeButton && React.createElement(CloseButton, {
          label: closeLabel,
          onClick: createChainedFunction(modal && modal.onHide, onHide)
        }),
        children
      );
    };
  
    return ModalHeader;
  }(React.Component);
  
  ModalHeader.propTypes = propTypes;
  ModalHeader.defaultProps = defaultProps;
  ModalHeader.contextTypes = contextTypes;
  
  export default bsClass('modal-header', ModalHeader);