react-bootstrap/lib/OverlayMixin.js

Bootstrap 3 components build with React

'use strict';

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

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

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _utilsCustomPropTypes = require('./utils/CustomPropTypes');

var _utilsCustomPropTypes2 = _interopRequireDefault(_utilsCustomPropTypes);

var _utilsDomUtils = require('./utils/domUtils');

var _utilsDomUtils2 = _interopRequireDefault(_utilsDomUtils);

exports['default'] = {
  propTypes: {
    container: _utilsCustomPropTypes2['default'].mountable
  },

  componentWillUnmount: function componentWillUnmount() {
    this._unrenderOverlay();
    if (this._overlayTarget) {
      this.getContainerDOMNode().removeChild(this._overlayTarget);
      this._overlayTarget = null;
    }
  },

  componentDidUpdate: function componentDidUpdate() {
    this._renderOverlay();
  },

  componentDidMount: function componentDidMount() {
    this._renderOverlay();
  },

  _mountOverlayTarget: function _mountOverlayTarget() {
    this._overlayTarget = document.createElement('div');
    this.getContainerDOMNode().appendChild(this._overlayTarget);
  },

  _renderOverlay: function _renderOverlay() {
    if (!this._overlayTarget) {
      this._mountOverlayTarget();
    }

    var overlay = this.renderOverlay();

    // Save reference to help testing
    if (overlay !== null) {
      this._overlayInstance = _react2['default'].render(overlay, this._overlayTarget);
    } else {
      // Unrender if the component is null for transitions to null
      this._unrenderOverlay();
    }
  },

  _unrenderOverlay: function _unrenderOverlay() {
    _react2['default'].unmountComponentAtNode(this._overlayTarget);
    this._overlayInstance = null;
  },

  getOverlayDOMNode: function getOverlayDOMNode() {
    if (!this.isMounted()) {
      throw new Error('getOverlayDOMNode(): A component must be mounted to have a DOM node.');
    }

    if (this._overlayInstance) {
      return _react2['default'].findDOMNode(this._overlayInstance);
    }

    return null;
  },

  getContainerDOMNode: function getContainerDOMNode() {
    return _react2['default'].findDOMNode(this.props.container) || _utilsDomUtils2['default'].ownerDocument(this).body;
  }
};
module.exports = exports['default'];