ant-design/components/menu/demo/switch-mode.md

order	title
5	zh-CN en-US 切换菜单类型 Switch the menu type

zh-CN

展示动态切换模式。

en-US

Show the dynamic switching mode (between 'inline' and 'vertical').

import { Menu, Icon, Switch } from 'antd';
const SubMenu = Menu.SubMenu;
const MenuItemGroup = Menu.ItemGroup;

class Sider extends React.Component {
  state = {
    mode: 'inline',
  }
  changeMode = (value) => {
    this.setState({
      mode: value ? 'vertical' : 'inline',
    });
  }
  render() {
    return (
      <div>
        <Switch onChange={this.changeMode} />
        <br />
        <br />
        <Menu
          style={{ width: 240 }}
          defaultOpenKeys={['sub1']}
          mode={this.state.mode}
        >
          <SubMenu key="sub1" title={<span><Icon type="mail" /><span>Navigation One</span></span>}>
            <MenuItemGroup title="Item 1">
              <Menu.Item key="1">Option 1</Menu.Item>
              <Menu.Item key="2">Option 2</Menu.Item>
            </MenuItemGroup>
            <MenuItemGroup title="Item 2">
              <Menu.Item key="3">Option 3</Menu.Item>
              <Menu.Item key="4">Option 4</Menu.Item>
            </MenuItemGroup>
          </SubMenu>
          <SubMenu key="sub2" title={<span><Icon type="appstore" /><span>Navigation Two</span></span>}>
            <Menu.Item key="5">Option 5</Menu.Item>
            <Menu.Item key="6">Option 6</Menu.Item>
            <SubMenu key="sub3" title="Submenu">
              <Menu.Item key="7">Option 7</Menu.Item>
              <Menu.Item key="8">Option 8</Menu.Item>
            </SubMenu>
          </SubMenu>
          <SubMenu key="sub4" title={<span><Icon type="setting" /><span>Navigation Three</span></span>}>
            <Menu.Item key="9">Option 9</Menu.Item>
            <Menu.Item key="10">Option 10</Menu.Item>
            <Menu.Item key="11">Option 11</Menu.Item>
            <Menu.Item key="12">Option 12</Menu.Item>
          </SubMenu>
        </Menu>
      </div>
    );
  }
}

ReactDOM.render(<Sider />, mountNode);