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* chore(🆙): upgrade devDeps
* prettier code
* fix dnd demo
* fix react-dnd demo
* fix npm start and demo tsx compile
* fix snapshot
2.4 KiB
2.4 KiB
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zh-CN
受控操作示例
en-US
Controlled mode lets parent nodes reflect the status of child nodes more intelligently.
import React, { useState } from 'react';
import { Tree } from 'antd';
const treeData = [
{
title: '0-0',
key: '0-0',
children: [
{
title: '0-0-0',
key: '0-0-0',
children: [
{ title: '0-0-0-0', key: '0-0-0-0' },
{ title: '0-0-0-1', key: '0-0-0-1' },
{ title: '0-0-0-2', key: '0-0-0-2' },
],
},
{
title: '0-0-1',
key: '0-0-1',
children: [
{ title: '0-0-1-0', key: '0-0-1-0' },
{ title: '0-0-1-1', key: '0-0-1-1' },
{ title: '0-0-1-2', key: '0-0-1-2' },
],
},
{
title: '0-0-2',
key: '0-0-2',
},
],
},
{
title: '0-1',
key: '0-1',
children: [
{ title: '0-1-0-0', key: '0-1-0-0' },
{ title: '0-1-0-1', key: '0-1-0-1' },
{ title: '0-1-0-2', key: '0-1-0-2' },
],
},
{
title: '0-2',
key: '0-2',
},
];
const Demo = () => {
const [expandedKeys, setExpandedKeys] = useState<React.Key[]>(['0-0-0', '0-0-1']);
const [checkedKeys, setCheckedKeys] = useState<React.Key[]>(['0-0-0']);
const [selectedKeys, setSelectedKeys] = useState<React.Key[]>([]);
const [autoExpandParent, setAutoExpandParent] = useState<boolean>(true);
const onExpand = (expandedKeysValue: React.Key[]) => {
console.log('onExpand', expandedKeysValue);
// if not set autoExpandParent to false, if children expanded, parent can not collapse.
// or, you can remove all expanded children keys.
setExpandedKeys(expandedKeysValue);
setAutoExpandParent(false);
};
const onCheck = (checkedKeysValue: React.Key[]) => {
console.log('onCheck', checkedKeysValue);
setCheckedKeys(checkedKeysValue);
};
const onSelect = (selectedKeysValue: React.Key[], info: any) => {
console.log('onSelect', info);
setSelectedKeys(selectedKeysValue);
};
return (
<Tree
checkable
onExpand={onExpand}
expandedKeys={expandedKeys}
autoExpandParent={autoExpandParent}
onCheck={onCheck}
checkedKeys={checkedKeys}
onSelect={onSelect}
selectedKeys={selectedKeys}
treeData={treeData}
/>
);
};
ReactDOM.render(<Demo />, mountNode);