react-portal/lib/PortalWithState.js

To make your life with React Portals easier.

'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 _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

var _PortalCompat = require('./PortalCompat');

var _PortalCompat2 = _interopRequireDefault(_PortalCompat);

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

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 KEYCODES = {
  ESCAPE: 27
};

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

  function PortalWithState(props) {
    _classCallCheck(this, PortalWithState);

    var _this = _possibleConstructorReturn(this, (PortalWithState.__proto__ || Object.getPrototypeOf(PortalWithState)).call(this, props));

    _this.portalNode = null;
    _this.state = { active: !!props.defaultOpen };
    _this.openPortal = _this.openPortal.bind(_this);
    _this.closePortal = _this.closePortal.bind(_this);
    _this.wrapWithPortal = _this.wrapWithPortal.bind(_this);
    _this.handleOutsideMouseClick = _this.handleOutsideMouseClick.bind(_this);
    _this.handleKeydown = _this.handleKeydown.bind(_this);
    return _this;
  }

  _createClass(PortalWithState, [{
    key: 'componentDidMount',
    value: function componentDidMount() {
      if (this.props.closeOnEsc) {
        document.addEventListener('keydown', this.handleKeydown);
      }
      if (this.props.closeOnOutsideClick) {
        document.addEventListener('click', this.handleOutsideMouseClick);
      }
    }
  }, {
    key: 'componentWillUnmount',
    value: function componentWillUnmount() {
      if (this.props.closeOnEsc) {
        document.removeEventListener('keydown', this.handleKeydown);
      }
      if (this.props.closeOnOutsideClick) {
        document.removeEventListener('click', this.handleOutsideMouseClick);
      }
    }
  }, {
    key: 'openPortal',
    value: function openPortal(e) {
      if (this.state.active) {
        return;
      }
      if (e && e.nativeEvent) {
        e.nativeEvent.stopImmediatePropagation();
      }
      this.setState({ active: true }, this.props.onOpen);
    }
  }, {
    key: 'closePortal',
    value: function closePortal() {
      if (!this.state.active) {
        return;
      }
      this.setState({ active: false }, this.props.onClose);
    }
  }, {
    key: 'wrapWithPortal',
    value: function wrapWithPortal(children) {
      var _this2 = this;

      if (!this.state.active) {
        return null;
      }
      return _react2.default.createElement(
        _PortalCompat2.default,
        {
          node: this.props.node,
          key: 'react-portal',
          ref: function ref(portalNode) {
            return _this2.portalNode = portalNode;
          }
        },
        children
      );
    }
  }, {
    key: 'handleOutsideMouseClick',
    value: function handleOutsideMouseClick(e) {
      if (!this.state.active) {
        return;
      }
      var root = this.portalNode && (this.portalNode.props.node || this.portalNode.defaultNode);
      if (!root || root.contains(e.target) || e.button && e.button !== 0) {
        return;
      }
      this.closePortal();
    }
  }, {
    key: 'handleKeydown',
    value: function handleKeydown(e) {
      if (e.keyCode === KEYCODES.ESCAPE && this.state.active) {
        this.closePortal();
      }
    }
  }, {
    key: 'render',
    value: function render() {
      return this.props.children({
        openPortal: this.openPortal,
        closePortal: this.closePortal,
        portal: this.wrapWithPortal,
        isOpen: this.state.active
      });
    }
  }]);

  return PortalWithState;
}(_react2.default.Component);

PortalWithState.propTypes = {
  children: _propTypes2.default.func.isRequired,
  defaultOpen: _propTypes2.default.bool,
  node: _propTypes2.default.any,
  closeOnEsc: _propTypes2.default.bool,
  closeOnOutsideClick: _propTypes2.default.bool,
  onOpen: _propTypes2.default.func,
  onClose: _propTypes2.default.func
};

PortalWithState.defaultProps = {
  onOpen: function onOpen() {},
  onClose: function onClose() {}
};

exports.default = PortalWithState;