wix-style-react/dist/es/src/DragDropContextProvider/DragDropContextProvider.js

wix-style-react

import _classCallCheck from "@babel/runtime/helpers/classCallCheck";
import _createClass from "@babel/runtime/helpers/createClass";
import _inherits from "@babel/runtime/helpers/inherits";
import _possibleConstructorReturn from "@babel/runtime/helpers/possibleConstructorReturn";
import _getPrototypeOf from "@babel/runtime/helpers/getPrototypeOf";
import _defineProperty from "@babel/runtime/helpers/defineProperty";

function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }

function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }

import React from 'react';
import PropTypes from 'prop-types';
import TouchBackend from './TouchBackend';
import { DndProvider, createDndContext } from 'react-dnd';
var defaultManager;

function getDefaultManager(backend) {
  if (!defaultManager) {
    defaultManager = createDndContext(backend, {}, {
      enableMouseEvents: true
    }).dragDropManager;
  }

  return defaultManager;
} // https://github.com/react-dnd/react-dnd/issues/186#issuecomment-110333064


var DragDropContextProvider = /*#__PURE__*/function (_React$Component) {
  _inherits(DragDropContextProvider, _React$Component);

  var _super = _createSuper(DragDropContextProvider);

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

    return _super.apply(this, arguments);
  }

  _createClass(DragDropContextProvider, [{
    key: "getManager",
    value: // we add `manager` to instance to allow to manipulate d&d in tests
    function getManager() {
      return this.context.dragDropManager || getDefaultManager(this.props.backend);
    }
  }, {
    key: "getChildContext",
    value: function getChildContext() {
      return {
        dragDropManager: this.getManager()
      };
    }
  }, {
    key: "render",
    value: function render() {
      var _this$props = this.props,
          backend = _this$props.backend,
          children = _this$props.children;
      return /*#__PURE__*/React.createElement(DndProvider, {
        manager: this.getManager(backend)
      }, children);
    }
  }]);

  return DragDropContextProvider;
}(React.Component);

_defineProperty(DragDropContextProvider, "propTypes", {
  children: PropTypes.node,
  backend: PropTypes.func
});

_defineProperty(DragDropContextProvider, "defaultProps", {
  backend: TouchBackend
});

_defineProperty(DragDropContextProvider, "contextTypes", {
  dragDropManager: PropTypes.object
});

_defineProperty(DragDropContextProvider, "childContextTypes", {
  dragDropManager: PropTypes.object
});

export default DragDropContextProvider;