ant-design/components/upload/index.en-US.md
2017-01-27 17:23:51 +08:00

83 lines
4.3 KiB
Markdown
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

---
category: Components
type: Data Entry
title: Upload
---
Upload file by selecting or dragging.
## When To Use
Uploading is the process of publishing information (web pages, text, pictures, video, etc.) to a remote server via a web page or upload tool.
- When you need to upload one or more files.
- When you need to show the process of uploading.
- When you need to upload files by dragging and dropping.
## API
> You can consult [jQuery-File-Upload](https://github.com/blueimp/jQuery-File-Upload/wiki) about how to implement server side upload interface.
| Property | Description | Type | Default|
|------------|----------------------------------------------------| ----------- |--------|
| name | The name of uploading file | string | 'file' |
| defaultFileList | Default list of files that have been uploaded. | object[] | - |
| fileList | List of files that have been uploaded (controlled). Here is a common issue [#2423](https://github.com/ant-design/ant-design/issues/2423) when using it | object[] | - |
| action | Required. Uploading URL | string | - |
| data | Uploading params or function which can return uploading params. | object\|function(file) | - |
| headers | Set request headers, valid above IE10. | object | - |
| showUploadList | Whether to show default upload list, could be an object to specify `showPreviewIcon` and `showRemoveIcon` individually | Boolean or { showPreviewIcon?: boolean, showRemoveIcon?: boolean } | true |
| multiple | Whether to support selected multiple file. `IE10+` supported. You can select multiple files with CTRL holding down while multiple is set to be true | boolean | false |
| accept | File types that can be accepted. See [input accept Attribute](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-accept) | string | - |
| beforeUpload | Hook function which will be executed before uploading. Uploading will be stopped with `false` or a rejected Promise returned. **Warningthis function is not supported by old IE**。 | (file, fileList) => `boolean | Promise` | - |
| customRequest | override for the default xhr behavior allowing for additional customization and ability to implement your own XMLHttpRequest | Function | - |
| onChange | A callback function, can be executed when uploading state is changing. See [onChange](#onChange) | Function | - |
| listType | Built-in stylesheets, support for two types: `text` or `picture` | string | 'text'|
| onPreview | A callback function, will be executed when file link or preview icon is clicked. | Function(file) | - |
| onRemove | A callback function, will be executed when removing file button is clicked, remove event will be prevented when return value is `false` | Function(file): boolean | - |
| supportServerRender | Need to be turned on while the server side is rendering.| boolean | false |
| disabled | disable upload button | boolean | false |
| withCredentials | ajax upload with cookie sent | boolean | false |
### onChange
> The function will be called when uploading is in progress, completed or failed
When uploading state change, it returns:
```js
{
file: { /* ... */ },
fileList: [ /* ... */ ],
event: { /* ... */ },
}
```
1. `file` File object for the current operation.
```js
{
uid: 'uid', // unique identifiernegative is recommendto prevent interference with internal generated id
name: 'xx.png' // file name
status: 'done', // optionsuploading, done, error, removed
response: '{"status": "success"}', // response from server
}
```
> Before `antd@1.9.0`, this parameter will be Array Object `[file, ...]` in multiple mode, while in `antd@1.9.0+`, it will always be an Object.
2. `fileList` current list of files
3. `event` response from server, including uploading progress, supported by advanced browsers.
## show download links
Please set property `url` of property `fileList` to control content of link
## customRequest
* https://github.com/react-component/upload#customrequest
## IE note
- [https://github.com/react-component/upload#ie89-note](https://github.com/react-component/upload#ie89-note)