React FileManager - Custom
Use the custom provider's methods to handle file operations (add, delete, rename, and so on).
The following code shows how to create a custom file system provider and bind the FileManager UI component to it:
- import React from 'react';
- import 'devextreme/dist/css/dx.light.css';
- import FileManager from 'devextreme-react/file-manager';
- import CustomFileSystemProvider from 'devextreme/file_management/custom_provider';
- class App extends React.Component {
- render() {
- constructor() {
- super();
- this.fileSystemProvider = new CustomFileSystemProvider({
- getItems,
- createDirectory,
- renameItem,
- deleteItem,
- // ...
- });
- }
- return (
- <FileManager
- fileSystemProvider={fileSystemProvider}>
- </FileManager>
- );
- }
- }
- function getItems(parentDirectory) {
- // ...
- }
- // other functions
- export default App;
Props
Name | Description |
---|---|
abortFileUpload |
A function that cancels the file upload. |
copyItem |
A function that copies files or directories. |
createDirectory |
A function that creates a directory. |
dateModifiedExpr |
Specifies which data field provides timestamps that indicate when a file was last modified. |
deleteItem |
A function that deletes a file or directory. |
downloadItems |
A function that downloads files. |
getItems |
A function that gets file system items. |
getItemsContent |
A function that get items content. |
hasSubDirectoriesExpr |
A function or the name of a data source field that provides information on whether a file or directory contains sub directories. |
isDirectoryExpr |
Specifies which data field provides information about whether a file system item is a directory. |
keyExpr |
Specifies the data field that provides keys. |
moveItem |
A function that moves files and directories. |
nameExpr |
Specifies which data field provides file and directory names. |
renameItem |
A function that renames files and directories. |
sizeExpr |
Specifies which data field provides file sizes. |
thumbnailExpr |
Specifies which data field provides icons to be used as thumbnails. |
uploadFileChunk |
A function that uploads a file in chunks. |
Methods
Name | Description |
---|---|
abortFileUpload() |
Cancels the file upload. |
copyItems() |
Copies files or directories. |
createDirectory() |
Creates a directory. |
deleteItems() |
Deletes files or directories. |
downloadItems() |
Downloads files. |
getItems() |
Gets file system items. |
getItemsContent() |
Gets items content. |
moveItems() |
Moves files and directories. |
renameItem() |
Renames a file or directory. |
uploadFileChunk() |
Uploads a file in chunks. |
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