# 顶部导航

- order: 0

水平的顶部导航菜单。

---

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

const App = React.createClass({
  getInitialState() {
    return {
      current: 'mail'
    };
  },
  handleClick(e) {
    console.log('click ', e);
    this.setState({
      current: e.key
    });
  },
  render() {
    return (
      <Menu onClick={this.handleClick}
        selectedKeys={[this.state.current]}
        theme={this.state.theme}
        mode="horizontal">
        <Menu.Item key="mail">
          <Icon type="mail" />导航一
        </Menu.Item>
        <Menu.Item key="app" disabled>
          <Icon type="appstore" />导航二
        </Menu.Item>
        <SubMenu title={<span><Icon type="setting" />导航 - 子菜单</span>}>
          <MenuItemGroup title="分组1">
            <Menu.Item key="setting:1">选项1</Menu.Item>
            <Menu.Item key="setting:2">选项2</Menu.Item>
          </MenuItemGroup>
          <MenuItemGroup title="分组2">
            <Menu.Item key="setting:3">选项3</Menu.Item>
            <Menu.Item key="setting:4">选项4</Menu.Item>
          </MenuItemGroup>
        </SubMenu>
        <Menu.Item key="alipay">
          <a href="http://www.alipay.com/" target="_blank">导航四 - 链接</a>
        </Menu.Item>
      </Menu>
    );
  }
});

ReactDOM.render(<App />, mountNode);
````