导航组件

API

组件	关键属性
Tabs	`items`, `activeKey/defaultActiveKey`, `onChange`
Menu	`items`, `selectedKey`, `mode`, `onChange`
Breadcrumb	`items`, `separator`
Dropdown	`trigger`, `options`, `open/defaultOpen`, `onOpen/onClose`, `onChange`
Steps	`items`, `current`
Collapse	`items`, `activeKey/defaultActiveKey`, `accordion`, `onChange`
Tree	`data`, `expandedKeys/defaultExpandedKeys`, `onExpand`