2015-09-01 00:52:34 +08:00
|
|
|
# 完全控制的上传列表
|
|
|
|
|
|
|
|
- order: 2
|
|
|
|
|
|
|
|
使用 `fileList` 对列表进行完全控制,可以实现各种自定义功能,以下演示三种情况:
|
|
|
|
|
|
|
|
1) 上传列表数量的限制。
|
|
|
|
|
|
|
|
2) 读取远程路径并显示链接。
|
|
|
|
|
|
|
|
3) 按照服务器返回信息筛选成功上传的文件。
|
|
|
|
|
|
|
|
---
|
|
|
|
|
|
|
|
````jsx
|
2015-10-28 20:55:49 +08:00
|
|
|
import { Upload, Button, Icon } from 'antd';
|
|
|
|
|
|
|
|
const MyUpload = React.createClass({
|
2015-09-01 00:52:34 +08:00
|
|
|
getInitialState() {
|
|
|
|
return {
|
2015-11-25 17:35:49 +08:00
|
|
|
fileList: [{
|
|
|
|
uid: -1,
|
|
|
|
name: 'xxx.png',
|
|
|
|
status: 'done',
|
|
|
|
url: 'http://www.baidu.com/xxx.png'
|
|
|
|
}]
|
2015-09-01 00:52:34 +08:00
|
|
|
};
|
|
|
|
},
|
|
|
|
handleChange(info) {
|
|
|
|
let fileList = info.fileList;
|
|
|
|
|
|
|
|
// 1. 上传列表数量的限制
|
|
|
|
// 只显示最近上传的一个,旧的会被新的顶掉
|
2015-09-01 11:26:33 +08:00
|
|
|
fileList = fileList.slice(-2);
|
2015-09-01 00:52:34 +08:00
|
|
|
|
|
|
|
// 2. 读取远程路径并显示链接
|
|
|
|
fileList = fileList.map(function(file) {
|
|
|
|
if (file.response) {
|
|
|
|
// 组件会将 file.url 作为链接进行展示
|
|
|
|
file.url = JSON.parse(file.response).url;
|
|
|
|
}
|
|
|
|
return file;
|
|
|
|
});
|
|
|
|
|
|
|
|
// 3. 按照服务器返回信息筛选成功上传的文件
|
|
|
|
fileList = fileList.filter(function(file) {
|
|
|
|
if (file.response) {
|
|
|
|
return JSON.parse(file.response).status === 'success';
|
|
|
|
}
|
|
|
|
return true;
|
|
|
|
});
|
|
|
|
|
2015-11-25 17:35:49 +08:00
|
|
|
this.setState({ fileList });
|
2015-09-01 00:52:34 +08:00
|
|
|
},
|
|
|
|
render() {
|
2015-10-28 20:55:49 +08:00
|
|
|
const props = {
|
2015-09-01 00:52:34 +08:00
|
|
|
action: '/upload.do',
|
2015-09-09 14:58:17 +08:00
|
|
|
onChange: this.handleChange,
|
|
|
|
multiple: true
|
2015-09-01 00:52:34 +08:00
|
|
|
};
|
|
|
|
return <Upload {...props} fileList={this.state.fileList}>
|
2015-10-08 15:13:04 +08:00
|
|
|
<Button type="ghost">
|
2015-10-02 16:52:34 +08:00
|
|
|
<Icon type="upload" /> 点击上传
|
2015-10-08 15:13:04 +08:00
|
|
|
</Button>
|
2015-09-01 00:52:34 +08:00
|
|
|
</Upload>;
|
|
|
|
}
|
|
|
|
});
|
|
|
|
|
2015-10-20 16:47:55 +08:00
|
|
|
ReactDOM.render(<MyUpload />, document.getElementById('components-upload-demo-filelist'));
|
2015-09-01 00:52:34 +08:00
|
|
|
````
|