react-page-click/lib/Component.js

React component-wrapper to detect page events (mousedown or touchstart/touchend) outside of wrapped element.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.ReactPageClick = void 0;

var _react = _interopRequireDefault(require("react"));

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

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a 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); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

var MAX_MOVE = 20;

var extractCoordinates = function extractCoordinates(_ref) {
  var changedTouches = _ref.changedTouches;
  return {
    x: changedTouches[0].screenX,
    y: changedTouches[0].screenY
  };
};

var ReactPageClick =
/*#__PURE__*/
function (_React$PureComponent) {
  _inherits(ReactPageClick, _React$PureComponent);

  function ReactPageClick() {
    var _getPrototypeOf2;

    var _this;

    _classCallCheck(this, ReactPageClick);

    for (var _len = arguments.length, _args = new Array(_len), _key = 0; _key < _len; _key++) {
      _args[_key] = arguments[_key];
    }

    _this = _possibleConstructorReturn(this, (_getPrototypeOf2 = _getPrototypeOf(ReactPageClick)).call.apply(_getPrototypeOf2, [this].concat(_args)));

    _defineProperty(_assertThisInitialized(_this), "insideClick", false);

    _defineProperty(_assertThisInitialized(_this), "touchStart", null);

    _defineProperty(_assertThisInitialized(_this), "onDocumentMouseDown", function () {
      if (_this.insideClick) {
        return;
      }

      var notify = _this.props.notify;
      notify.apply(void 0, arguments);
    });

    _defineProperty(_assertThisInitialized(_this), "onDocumentMouseUp", function () {
      _this.insideClick = false;
    });

    _defineProperty(_assertThisInitialized(_this), "onDocumentTouchEnd", function (event) {
      // on mobile safari click events are not bubbled up to the document unless the target has the
      // css `cursor: pointer;` http://www.quirksmode.org/blog/archives/2010/10/click_event_del_1.html
      // so try and work out if we should call the notify prop
      var _this$props = _this.props,
          notifyOnTouchEnd = _this$props.notifyOnTouchEnd,
          notify = _this$props.notify;

      if (notifyOnTouchEnd && _this.touchStart && !_this.insideClick) {
        var _extractCoordinates = extractCoordinates(event),
            x = _extractCoordinates.x,
            y = _extractCoordinates.y;

        var dx = Math.abs(x - _this.touchStart.x);
        var dy = Math.abs(y - _this.touchStart.y);

        if (dx < MAX_MOVE && dy < MAX_MOVE) {
          for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
            args[_key2 - 1] = arguments[_key2];
          }

          notify.apply(void 0, [event].concat(args));
        }
      }

      _this.touchStart = null;
      _this.insideClick = false;
    });

    _defineProperty(_assertThisInitialized(_this), "onDocumentTouchStart", function (event) {
      if (_this.insideClick) {
        return;
      }

      var _this$props2 = _this.props,
          notifyOnTouchEnd = _this$props2.notifyOnTouchEnd,
          notify = _this$props2.notify;

      if (notifyOnTouchEnd) {
        _this.touchStart = extractCoordinates(event);
      } else {
        for (var _len3 = arguments.length, args = new Array(_len3 > 1 ? _len3 - 1 : 0), _key3 = 1; _key3 < _len3; _key3++) {
          args[_key3 - 1] = arguments[_key3];
        }

        notify.apply(void 0, [event].concat(args));
      }
    });

    _defineProperty(_assertThisInitialized(_this), "onMouseDown", function () {
      _this.insideClick = true;
      var onMouseDown = _this.props.onMouseDown;

      if (onMouseDown) {
        onMouseDown.apply(void 0, arguments);
      }
    });

    _defineProperty(_assertThisInitialized(_this), "onTouchStart", function () {
      _this.insideClick = true;
      var onTouchStart = _this.props.onTouchStart;

      if (onTouchStart) {
        onTouchStart.apply(void 0, arguments);
      }
    });

    return _this;
  }

  _createClass(ReactPageClick, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      global.window.addEventListener('mousedown', this.onDocumentMouseDown, false);
      global.window.addEventListener('mouseup', this.onDocumentMouseUp, false);
      global.window.addEventListener('touchstart', this.onDocumentTouchStart, false);
      global.window.addEventListener('touchend', this.onDocumentTouchEnd, false);
    }
  }, {
    key: "componentWillUnmount",
    value: function componentWillUnmount() {
      global.window.removeEventListener('mousedown', this.onDocumentMouseDown, false);
      global.window.removeEventListener('mouseup', this.onDocumentMouseUp, false);
      global.window.removeEventListener('touchstart', this.onDocumentTouchStart, false);
      global.window.removeEventListener('touchend', this.onDocumentTouchEnd, false);
    }
  }, {
    key: "render",
    value: function render() {
      var _this$props3 = this.props,
          children = _this$props3.children,
          outsideOnly = _this$props3.outsideOnly;
      var props = outsideOnly ? {
        onMouseDown: this.onMouseDown,
        onTouchStart: this.onTouchStart
      } : {};
      return _react["default"].cloneElement(_react["default"].Children.only(children), props);
    }
  }]);

  return ReactPageClick;
}(_react["default"].PureComponent);

exports.ReactPageClick = ReactPageClick;

_defineProperty(ReactPageClick, "defaultProps", {
  onMouseDown: undefined,
  onTouchStart: undefined,
  outsideOnly: true,
  notifyOnTouchEnd: false
});