JavaScript/jQuery FileManager Interfaces
FileSystemError
import FileSystemError from "devextreme/file_management/error"
index.js
- const objectProvider = new DevExpress.fileManagement.ObjectFileSystemProvider({ data: fileSystem });
- const keepExtensionsProvider = new DevExpress.fileManagement.CustomFileSystemProvider({
- getItems: function(item) {
- return objectProvider.getItems(item);
- },
- renameItem: function(item, newName) {
- return new Promise((resolve, reject) => {
- if(item.getFileExtension() !== getExtension(newName)) {
- // 1 - reject
- reject(new DevExpress.fileManagement.FileSystemError(5, item, "You cannot change the file extension."));
- // 2 - throw
- // throw new DevExpress.fileManagement.FileSystemError(5, item, "You cannot change the file extension.");
- } else {
- resolve(objectProvider.renameItem(item, newName));
- }
- });
- }
- });
- const getExtension = function(path) {
- const index = path.lastIndexOf(".");
- return index !== -1 ? path.substr(index) : "";
- }
- $("#file-manager").dxFileManager({
- fileSystemProvider: keepExtensionsProvider,
- permissions: { rename: true }
- });
FileSystemItem
An object that provides information about a file system item (file or directory) in the FileManager UI component.
import FileSystemItem from "devextreme/file_management/file_system_item"
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