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0 顶部导航

一二级导航都在顶部。

顶部导航在页面布局上采用的是上下的结构,一般主导航放置于页面的顶端,从左自右依次为:logo、一级导航项、辅助菜单(用户、设置、通知等)。通常将内容放在固定尺寸(例如:1200px)内,整个页面排版稳定,不受用户终端显示器影响;上下级的结构符合用户上下浏览的习惯,也是较为经典的网站导航模式。页面上下切分的方式提高了主工作区域的信息展示效率,但在纵向空间上会有一些牺牲。此外,由于导航栏水平空间的限制,不适合那些一级导航项很多的信息结构。

<BrowserDemo /> 做演示用,无须复制。

import { Menu, Breadcrumb } from 'antd';
import BrowserDemo from 'BrowserDemo';

ReactDOM.render(
  <BrowserDemo>
    <div className="ant-layout-top">
      <div className="ant-layout-header">
        <div className="ant-layout-wrapper">
          <div className="ant-layout-logo"></div>
          <Menu theme="dark" mode="horizontal"
            defaultSelectedKeys={['2']} style={{lineHeight: '64px'}}>
            <Menu.Item key="1">导航一</Menu.Item>
            <Menu.Item key="2">导航二</Menu.Item>
            <Menu.Item key="3">导航三</Menu.Item>
          </Menu>
        </div>
      </div>
      <div className="ant-layout-subheader">
        <div className="ant-layout-wrapper">
          <Menu mode="horizontal"
            defaultSelectedKeys={['1']} style={{marginLeft: 124}}>
            <Menu.Item key="1">二级导航</Menu.Item>
            <Menu.Item key="2">二级导航</Menu.Item>
            <Menu.Item key="3">二级导航</Menu.Item>
          </Menu>
        </div>
      </div>
      <div className="ant-layout-wrapper">
        <div className="ant-layout-breadcrumb">
          <Breadcrumb>
            <Breadcrumb.Item>首页</Breadcrumb.Item>
            <Breadcrumb.Item>应用列表</Breadcrumb.Item>
            <Breadcrumb.Item>某应用</Breadcrumb.Item>
          </Breadcrumb>
        </div>
        <div className="ant-layout-container">
          <div style={{ height: 210 }}></div>
        </div>
      </div>
      <div className="ant-layout-footer">
      Ant Design 版权所有 © 2015 由蚂蚁金服体验技术部支持
      </div>
    </div>
  </BrowserDemo>
, mountNode);
.ant-layout-top {
  height: 100%;
}

.ant-layout-top .ant-layout-wrapper {
  padding: 0 50px;
}

.ant-layout-top .ant-layout-header {
  background: #404040;
  height: 64px;
}

.ant-layout-top .ant-layout-logo {
  width: 120px;
  height: 32px;
  background: #333;
  border-radius: 6px;
  margin: 16px 28px 16px 0;
  float: left;
}

.ant-layout-top .ant-layout-subheader {
  height: 48px;
  border-bottom: 1px solid #e9e9e9;
  background: #fff;
}

.ant-layout-top .ant-layout-breadcrumb {
  margin: 7px 0 -17px 24px;
}

.ant-layout-top .ant-layout-container {
  background: #fff;
  margin: 24px 0 0;
  position: relative;
  padding-top: 24px;
  overflow: hidden;
}

.ant-layout-top .ant-layout-footer {
  height: 64px;
  line-height: 64px;
  text-align: center;
  font-size: 12px;
  color: #999;
}