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Shein 前端组件库

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import _inheritsLoose from "@babel/runtime/helpers/inheritsLoose"; import _assertThisInitialized from "@babel/runtime/helpers/assertThisInitialized"; import _defineProperty from "@babel/runtime/helpers/defineProperty"; import React, { PureComponent } from 'react'; import { throttleWrapper } from '../utils/lazyload'; var iframeStyle = { position: 'absolute', left: 0, width: 0, height: '100%', border: 0 }; var Expand = /*#__PURE__*/ function (_PureComponent) { _inheritsLoose(Expand, _PureComponent); function Expand(props) { var _this; _this = _PureComponent.call(this, props) || this; _defineProperty(_assertThisInitialized(_assertThisInitialized(_this)), "element", void 0); _this.bindElement = _this.bindElement.bind(_assertThisInitialized(_assertThisInitialized(_this))); _this.bindIframe = _this.bindIframe.bind(_assertThisInitialized(_assertThisInitialized(_this))); _this.setHeight = _this.setHeight.bind(_assertThisInitialized(_assertThisInitialized(_this))); return _this; } var _proto = Expand.prototype; _proto.componentDidMount = function componentDidMount() { this.setHeight(); }; _proto.componentWillUnmount = function componentWillUnmount() { this.props.setExpandHeight(0); }; _proto.setHeight = function setHeight() { if (this.element) { this.props.setExpandHeight(this.element.clientHeight); } }; _proto.bindElement = function bindElement(el) { this.element = el; }; _proto.bindIframe = function bindIframe(el) { if (el && el.contentWindow) { el.contentWindow.onresize = throttleWrapper(this.setHeight); } }; _proto.render = function render() { var _this$props = this.props, colSpan = _this$props.colSpan, children = _this$props.children; return React.createElement("tr", { ref: this.bindElement }, React.createElement("td", { style: { padding: 0 }, colSpan: colSpan }, React.createElement("iframe", { title: "scroll", ref: this.bindIframe, style: iframeStyle }), children)); }; return Expand; }(PureComponent); export default Expand;