bc518174
 王天杨
提交两个项目文件
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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.Manager = Manager;
exports.ManagerReferenceNodeSetterContext = exports.ManagerReferenceNodeContext = void 0;
var React = _interopRequireWildcard(require("react"));
function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function _getRequireWildcardCache() { return cache; }; return cache; }
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
var ManagerReferenceNodeContext = React.createContext();
exports.ManagerReferenceNodeContext = ManagerReferenceNodeContext;
var ManagerReferenceNodeSetterContext = React.createContext();
exports.ManagerReferenceNodeSetterContext = ManagerReferenceNodeSetterContext;
function Manager(_ref) {
var children = _ref.children;
var _React$useState = React.useState(null),
referenceNode = _React$useState[0],
setReferenceNode = _React$useState[1];
var hasUnmounted = React.useRef(false);
React.useEffect(function () {
return function () {
hasUnmounted.current = true;
};
}, []);
var handleSetReferenceNode = React.useCallback(function (node) {
if (!hasUnmounted.current) {
setReferenceNode(node);
}
}, []);
return /*#__PURE__*/React.createElement(ManagerReferenceNodeContext.Provider, {
value: referenceNode
}, /*#__PURE__*/React.createElement(ManagerReferenceNodeSetterContext.Provider, {
value: handleSetReferenceNode
}, children));
}
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