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Object.getPrototypeOf : function _getPrototypeOf(o) {\n    return o.__proto__ || Object.getPrototypeOf(o);\n  };\n  return _getPrototypeOf(o);\n}\n\nfunction _typeof(obj) {\n  \"@babel/helpers - typeof\";\n\n  if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") {\n    _typeof = function _typeof(obj) {\n      return typeof obj;\n    };\n  } else {\n    _typeof = function _typeof(obj) {\n      return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj;\n    };\n  }\n\n  return _typeof(obj);\n}\n/* eslint-disable no-underscore-dangle,react/require-default-props */\n\n\nimport * as React from 'react';\nimport raf from './raf';\nimport Portal from './Portal';\nimport switchScrollingEffect from './switchScrollingEffect';\nimport setStyle from './setStyle';\nimport canUseDom from './Dom/canUseDom';\nvar openCount = 0;\nvar supportDom = canUseDom();\n/** @private Test usage only */\n\nexport function getOpenCount() {\n  return process.env.NODE_ENV === 'test' ? openCount : 0;\n} // https://github.com/ant-design/ant-design/issues/19340\n// https://github.com/ant-design/ant-design/issues/19332\n\nvar cacheOverflow = {};\n\nvar getParent = function getParent(getContainer) {\n  if (!supportDom) {\n    return null;\n  }\n\n  if (getContainer) {\n    if (typeof getContainer === 'string') {\n      return document.querySelectorAll(getContainer)[0];\n    }\n\n    if (typeof getContainer === 'function') {\n      return getContainer();\n    }\n\n    if (_typeof(getContainer) === 'object' && getContainer instanceof window.HTMLElement) {\n      return getContainer;\n    }\n  }\n\n  return document.body;\n};\n\nvar PortalWrapper = /*#__PURE__*/function (_React$Component) {\n  _inherits(PortalWrapper, _React$Component);\n\n  var _super = _createSuper(PortalWrapper);\n\n  function PortalWrapper() {\n    var _this;\n\n    _classCallCheck(this, PortalWrapper);\n\n    _this = _super.apply(this, arguments);\n    _this.componentRef = React.createRef();\n\n    _this.updateOpenCount = function (prevProps) {\n      var _ref = prevProps || {},\n          prevVisible = _ref.visible,\n          prevGetContainer = _ref.getContainer;\n\n      var _this$props = _this.props,\n          visible = _this$props.visible,\n          getContainer = _this$props.getContainer; // Update count\n\n      if (visible !== prevVisible && supportDom && getParent(getContainer) === document.body) {\n        if (visible && !prevVisible) {\n          openCount += 1;\n        } else if (prevProps) {\n          openCount -= 1;\n        }\n      } // Clean up container if needed\n\n\n      var getContainerIsFunc = typeof getContainer === 'function' && typeof prevGetContainer === 'function';\n\n      if (getContainerIsFunc ? getContainer.toString() !== prevGetContainer.toString() : getContainer !== prevGetContainer) {\n        _this.removeCurrentContainer();\n      }\n    };\n\n    _this.attachToParent = function () {\n      var force = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;\n\n      if (force || _this.container && !_this.container.parentNode) {\n        var parent = getParent(_this.props.getContainer);\n\n        if (parent) {\n          parent.appendChild(_this.container);\n          return true;\n        }\n\n        return false;\n      }\n\n      return true;\n    };\n\n    _this.getContainer = function () {\n      if (!supportDom) {\n        return null;\n      }\n\n      if (!_this.container) {\n        _this.container = document.createElement('div');\n\n        _this.attachToParent(true);\n      }\n\n      _this.setWrapperClassName();\n\n      return _this.container;\n    };\n\n    _this.setWrapperClassName = function () {\n      var wrapperClassName = _this.props.wrapperClassName;\n\n      if (_this.container && wrapperClassName && wrapperClassName !== _this.container.className) {\n        _this.container.className = wrapperClassName;\n      }\n    };\n\n    _this.removeCurrentContainer = function () {\n      var _this$container, _this$container$paren; // Portal will remove from `parentNode`.\n      // Let's handle this again to avoid refactor issue.\n\n\n      (_this$container = _this.container) === null || _this$container === void 0 ? void 0 : (_this$container$paren = _this$container.parentNode) === null || _this$container$paren === void 0 ? void 0 : _this$container$paren.removeChild(_this.container);\n    };\n    /**\n     * Enhance ./switchScrollingEffect\n     * 1. 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configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }\n\nfunction _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }\n\nfunction _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); }; }\n\nfunction _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === \"object\" || typeof call === \"function\")) { return call; } return _assertThisInitialized(self); }\n\nfunction _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError(\"this hasn't been initialised - super() hasn't been called\"); } return self; }\n\nfunction _isNativeReflectConstruct() { if (typeof Reflect === \"undefined\" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === \"function\") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }\n\nfunction _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }\n\nfunction _typeof(obj) { \"@babel/helpers - typeof\"; 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); }\n\n/* eslint-disable no-underscore-dangle,react/require-default-props */\nimport * as React from 'react';\nimport raf from './raf';\nimport Portal from './Portal';\nimport switchScrollingEffect from './switchScrollingEffect';\nimport setStyle from './setStyle';\nimport canUseDom from './Dom/canUseDom';\nvar openCount = 0;\nvar supportDom = canUseDom();\n/** @private Test usage only */\n\nexport function getOpenCount() {\n  return process.env.NODE_ENV === 'test' ? openCount : 0;\n} // https://github.com/ant-design/ant-design/issues/19340\n// https://github.com/ant-design/ant-design/issues/19332\n\nvar cacheOverflow = {};\n\nvar getParent = function getParent(getContainer) {\n  if (!supportDom) {\n    return null;\n  }\n\n  if (getContainer) {\n    if (typeof getContainer === 'string') {\n      return document.querySelectorAll(getContainer)[0];\n    }\n\n    if (typeof getContainer === 'function') {\n      return getContainer();\n    }\n\n    if (_typeof(getContainer) === 'object' && getContainer instanceof window.HTMLElement) {\n      return getContainer;\n    }\n  }\n\n  return document.body;\n};\n\nvar PortalWrapper = /*#__PURE__*/function (_React$Component) {\n  _inherits(PortalWrapper, _React$Component);\n\n  var _super = _createSuper(PortalWrapper);\n\n  function PortalWrapper() {\n    var _this;\n\n    _classCallCheck(this, PortalWrapper);\n\n    _this = _super.apply(this, arguments);\n    _this.componentRef = React.createRef();\n\n    _this.updateOpenCount = function (prevProps) {\n      var _ref = prevProps || {},\n          prevVisible = _ref.visible,\n          prevGetContainer = _ref.getContainer;\n\n      var _this$props = _this.props,\n          visible = _this$props.visible,\n          getContainer = _this$props.getContainer; // Update count\n\n      if (visible !== prevVisible && supportDom && getParent(getContainer) === document.body) {\n        if (visible && !prevVisible) {\n          openCount += 1;\n        } else if (prevProps) {\n          openCount -= 1;\n        }\n      } // Clean up container if needed\n\n\n      var getContainerIsFunc = typeof getContainer === 'function' && typeof prevGetContainer === 'function';\n\n      if (getContainerIsFunc ? getContainer.toString() !== prevGetContainer.toString() : getContainer !== prevGetContainer) {\n        _this.removeCurrentContainer();\n      }\n    };\n\n    _this.attachToParent = function () {\n      var force = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;\n\n      if (force || _this.container && !_this.container.parentNode) {\n        var parent = getParent(_this.props.getContainer);\n\n        if (parent) {\n          parent.appendChild(_this.container);\n          return true;\n        }\n\n        return false;\n      }\n\n      return true;\n    };\n\n    _this.getContainer = function () {\n      if (!supportDom) {\n        return null;\n      }\n\n      if (!_this.container) {\n        _this.container = document.createElement('div');\n\n        _this.attachToParent(true);\n      }\n\n      _this.setWrapperClassName();\n\n      return _this.container;\n    };\n\n    _this.setWrapperClassName = function () {\n      var wrapperClassName = _this.props.wrapperClassName;\n\n      if (_this.container && wrapperClassName && wrapperClassName !== _this.container.className) {\n        _this.container.className = wrapperClassName;\n      }\n    };\n\n    _this.removeCurrentContainer = function () {\n      var _this$container, _this$container$paren;\n\n      // Portal will remove from `parentNode`.\n      // Let's handle this again to avoid refactor issue.\n      (_this$container = _this.container) === null || _this$container === void 0 ? void 0 : (_this$container$paren = _this$container.parentNode) === null || _this$container$paren === void 0 ? void 0 : _this$container$paren.removeChild(_this.container);\n    };\n    /**\n     * Enhance ./switchScrollingEffect\n     * 1. Simulate document body scroll bar with\n     * 2. Record body has overflow style and recover when all of PortalWrapper invisible\n     * 3. Disable body scroll when PortalWrapper has open\n     *\n     * @memberof PortalWrapper\n     */\n\n\n    _this.switchScrollingEffect = function () {\n      if (openCount === 1 && !Object.keys(cacheOverflow).length) {\n        switchScrollingEffect(); // Must be set after switchScrollingEffect\n\n        cacheOverflow = setStyle({\n          overflow: 'hidden',\n          overflowX: 'hidden',\n          overflowY: 'hidden'\n        });\n      } else if (!openCount) {\n        setStyle(cacheOverflow);\n        cacheOverflow = {};\n        switchScrollingEffect(true);\n      }\n    };\n\n    return _this;\n  }\n\n  _createClass(PortalWrapper, [{\n    key: \"componentDidMount\",\n    value: function componentDidMount() {\n      var _this2 = this;\n\n      this.updateOpenCount();\n\n      if (!this.attachToParent()) {\n        this.rafId = raf(function () {\n          _this2.forceUpdate();\n        });\n      }\n    }\n  }, {\n    key: \"componentDidUpdate\",\n    value: function componentDidUpdate(prevProps) {\n      this.updateOpenCount(prevProps);\n      this.setWrapperClassName();\n      this.attachToParent();\n    }\n  }, {\n    key: \"componentWillUnmount\",\n    value: function componentWillUnmount() {\n      var _this$props2 = this.props,\n          visible = _this$props2.visible,\n          getContainer = _this$props2.getContainer;\n\n      if (supportDom && getParent(getContainer) === document.body) {\n        // 离开时不会 render， 导到离开时数值不变，改用 func 。。\n        openCount = visible && openCount ? openCount - 1 : openCount;\n      }\n\n      this.removeCurrentContainer();\n      raf.cancel(this.rafId);\n    }\n  }, {\n    key: \"render\",\n    value: function render() {\n      var _this$props3 = this.props,\n          children = _this$props3.children,\n          forceRender = _this$props3.forceRender,\n          visible = _this$props3.visible;\n      var portal = null;\n      var childProps = {\n        getOpenCount: function getOpenCount() {\n          return openCount;\n        },\n        getContainer: this.getContainer,\n        switchScrollingEffect: this.switchScrollingEffect\n      };\n\n      if (forceRender || visible || this.componentRef.current) {\n        portal = React.createElement(Portal, {\n          getContainer: this.getContainer,\n          ref: this.componentRef\n        }, children(childProps));\n      }\n\n      return portal;\n    }\n  }]);\n\n  return PortalWrapper;\n}(React.Component);\n\nexport default PortalWrapper;"]},"metadata":{},"sourceType":"module"}