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65 lines
1.9 KiB
Markdown
Executable File
65 lines
1.9 KiB
Markdown
Executable File
---
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order: 2
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title:
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zh-CN: 只展开当前父级菜单
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en-US: Open current submenu only
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---
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## zh-CN
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点击菜单，收起其他展开的所有菜单，保持菜单聚焦简洁。
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## en-US
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Click the menu and you will see that all the other menus gets collapsed to keep the entire menu compact.
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```jsx
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import { Menu } from 'antd';
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import { AppstoreOutlined, MailOutlined, SettingOutlined } from '@ant-design/icons';
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const { SubMenu } = Menu;
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// submenu keys of first level
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const rootSubmenuKeys = ['sub1', 'sub2', 'sub4'];
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const Sider = () => {
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const [openKeys, setOpenKeys] = React.useState(['sub1']);
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const onOpenChange = keys => {
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const latestOpenKey = keys.find(key => openKeys.indexOf(key) === -1);
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if (rootSubmenuKeys.indexOf(latestOpenKey) === -1) {
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setOpenKeys(keys);
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} else {
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setOpenKeys(latestOpenKey ? [latestOpenKey] : []);
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}
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};
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return (
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<Menu mode="inline" openKeys={openKeys} onOpenChange={onOpenChange} style={{ width: 256 }}>
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<SubMenu key="sub1" icon={<MailOutlined />} title="Navigation One">
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<Menu.Item key="1">Option 1</Menu.Item>
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<Menu.Item key="2">Option 2</Menu.Item>
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<Menu.Item key="3">Option 3</Menu.Item>
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<Menu.Item key="4">Option 4</Menu.Item>
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</SubMenu>
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<SubMenu key="sub2" icon={<AppstoreOutlined />} title="Navigation Two">
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<Menu.Item key="5">Option 5</Menu.Item>
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<Menu.Item key="6">Option 6</Menu.Item>
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<SubMenu key="sub3" title="Submenu">
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<Menu.Item key="7">Option 7</Menu.Item>
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<Menu.Item key="8">Option 8</Menu.Item>
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</SubMenu>
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</SubMenu>
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<SubMenu key="sub4" icon={<SettingOutlined />} title="Navigation Three">
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<Menu.Item key="9">Option 9</Menu.Item>
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<Menu.Item key="10">Option 10</Menu.Item>
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<Menu.Item key="11">Option 11</Menu.Item>
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<Menu.Item key="12">Option 12</Menu.Item>
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</SubMenu>
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</Menu>
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);
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};
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ReactDOM.render(<Sider />, mountNode);
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```
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