ant-design/components/cascader/demo/custom-dropdown.md
07akioni 1fdccc9c73
feat: cascader dropdown-render prop (#24812)
* feat: cascader dropdown-render prop

* fix: update Cascader dropdownRender type annotation

* fix: set rc-cascader semver from ^ to ~

* docs: fix coding style in cascader/custom-dropdown
2020-06-08 16:19:28 +08:00

73 lines
1.1 KiB
Markdown

---
order: 12
title:
zh-CN: 扩展菜单
en-US: Custom dropdown
---
## zh-CN
使用 `dropdownRender` 对下拉菜单进行自由扩展。
## en-US
Customize the dropdown menu via `dropdownRender`.
```jsx
import { Cascader, Divider } from 'antd';
const options = [
{
value: 'zhejiang',
label: 'Zhejiang',
children: [
{
value: 'hangzhou',
label: 'Hangzhou',
children: [
{
value: 'xihu',
label: 'West Lake',
},
],
},
],
},
{
value: 'jiangsu',
label: 'Jiangsu',
children: [
{
value: 'nanjing',
label: 'Nanjing',
children: [
{
value: 'zhonghuamen',
label: 'Zhong Hua Men',
},
],
},
],
},
];
function dropdownRender(menus) {
return (
<div>
{menus}
<Divider style={{ margin: 0 }} />
<div style={{ padding: 8 }}>The footer is not very short.</div>
</div>
);
}
ReactDOM.render(
<Cascader
options={options}
dropdownRender={dropdownRender}
placeholder="Please select"
/>,
mountNode,
);
```