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docs(menu): sider demo change to hook (#27643)

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Tom Xu 2020-11-09 10:20:26 +08:00 committed by GitHub
parent 6b01e2b2fb
commit e9591e858f
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1 changed files with 33 additions and 44 deletions
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31
components/menu/demo/sider-current.md
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@ -19,33 +19,23 @@ import { AppstoreOutlined, MailOutlined, SettingOutlined } from '@ant-design/ico
const { SubMenu } = Menu;
class Sider extends React.Component {
// submenu keys of first level
rootSubmenuKeys = ['sub1', 'sub2', 'sub4'];
const rootSubmenuKeys = ['sub1', 'sub2', 'sub4'];
state = {
openKeys: ['sub1'],
};
const Sider = () => {
const [openKeys, setOpenKeys] = React.useState(['sub1']);
onOpenChange = openKeys => {
const latestOpenKey = openKeys.find(key => this.state.openKeys.indexOf(key) === -1);
if (this.rootSubmenuKeys.indexOf(latestOpenKey) === -1) {
this.setState({ openKeys });
const onOpenChange = keys => {
const latestOpenKey = keys.find(key => openKeys.indexOf(key) === -1);
if (rootSubmenuKeys.indexOf(latestOpenKey) === -1) {
setOpenKeys(keys);
} else {
this.setState({
openKeys: latestOpenKey ? [latestOpenKey] : [],
});
setOpenKeys(latestOpenKey ? [latestOpenKey] : []);
}
};
render() {
return (
<Menu
mode="inline"
openKeys={this.state.openKeys}
onOpenChange={this.onOpenChange}
style={{ width: 256 }}
>
<Menu mode="inline" openKeys={openKeys} onOpenChange={onOpenChange} style={{ width: 256 }}>
<SubMenu key="sub1" icon={<MailOutlined />} title="Navigation One">
<Menu.Item key="1">Option 1</Menu.Item>
<Menu.Item key="2">Option 2</Menu.Item>
@ -68,8 +58,7 @@ class Sider extends React.Component {
</SubMenu>
</Menu>
);
}
}
};
ReactDOM.render(<Sider />, mountNode);
```