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81 lines
1.6 KiB
TypeScript
81 lines
1.6 KiB
TypeScript
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import React from 'react';
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import { Cascader } from 'antd';
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import type { DefaultOptionType } from 'antd/es/cascader';
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interface Option {
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value: string;
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label: string;
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children?: Option[];
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code?: number;
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}
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const options: Option[] = [
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{
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value: 'zhejiang',
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label: 'Zhejiang',
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children: [
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{
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value: 'hangzhou',
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label: 'Hangzhou',
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children: [
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{
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value: 'xihu',
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label: 'West Lake',
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code: 752100,
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},
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],
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},
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],
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},
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{
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value: 'jiangsu',
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label: 'Jiangsu',
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children: [
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{
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value: 'nanjing',
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label: 'Nanjing',
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children: [
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{
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value: 'zhonghuamen',
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label: 'Zhong Hua Men',
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code: 453400,
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},
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],
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},
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],
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},
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];
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const handleAreaClick = (
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e: React.MouseEvent<HTMLAnchorElement>,
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label: string,
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option: DefaultOptionType,
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) => {
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e.stopPropagation();
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console.log('clicked', label, option);
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};
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const displayRender = (labels: string[], selectedOptions: DefaultOptionType[]) =>
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labels.map((label, i) => {
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const option = selectedOptions[i];
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if (i === labels.length - 1) {
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return (
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<span key={option.value}>
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{label} (<a onClick={e => handleAreaClick(e, label, option)}>{option.code}</a>)
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</span>
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);
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}
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return <span key={option.value}>{label} / </span>;
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});
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const App: React.FC = () => (
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<Cascader
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options={options}
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defaultValue={['zhejiang', 'hangzhou', 'xihu']}
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displayRender={displayRender}
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style={{ width: '100%' }}
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/>
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);
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export default App;
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