mirror of
https://gitee.com/ant-design/ant-design.git
synced 2024-12-15 17:31:25 +08:00
56 lines
1.2 KiB
Markdown
56 lines
1.2 KiB
Markdown
---
|
|
order: 8
|
|
title:
|
|
zh-CN: 自定义展开/折叠图标
|
|
en-US: Customize collapse/expand icon
|
|
---
|
|
|
|
## zh-CN
|
|
|
|
自定义展开/折叠图标。
|
|
|
|
## en-US
|
|
|
|
customize collapse/expand icon of tree node
|
|
|
|
```jsx
|
|
import { Tree } from 'antd';
|
|
import { Down } from '@ant-design/icons';
|
|
|
|
const { TreeNode } = Tree;
|
|
|
|
class Demo extends React.Component {
|
|
onSelect = (selectedKeys, info) => {
|
|
console.log('selected', selectedKeys, info);
|
|
};
|
|
|
|
render() {
|
|
return (
|
|
<Tree
|
|
showLine
|
|
switcherIcon={<Down />}
|
|
defaultExpandedKeys={['0-0-0']}
|
|
onSelect={this.onSelect}
|
|
>
|
|
<TreeNode title="parent 1" key="0-0">
|
|
<TreeNode title="parent 1-0" key="0-0-0">
|
|
<TreeNode title="leaf" key="0-0-0-0" />
|
|
<TreeNode title="leaf" key="0-0-0-1" />
|
|
<TreeNode title="leaf" key="0-0-0-2" />
|
|
</TreeNode>
|
|
<TreeNode title="parent 1-1" key="0-0-1">
|
|
<TreeNode title="leaf" key="0-0-1-0" />
|
|
</TreeNode>
|
|
<TreeNode title="parent 1-2" key="0-0-2">
|
|
<TreeNode title="leaf" key="0-0-2-0" />
|
|
<TreeNode title="leaf" key="0-0-2-1" />
|
|
</TreeNode>
|
|
</TreeNode>
|
|
</Tree>
|
|
);
|
|
}
|
|
}
|
|
|
|
ReactDOM.render(<Demo />, mountNode);
|
|
```
|