Method callback

src/controller/explorer/folderTree.tsx:216–219

(node: IFolderTreeNodeProps)

            ]);
            return new Promise<void>((resolve, reject) => {
                const callback = (node: IFolderTreeNodeProps) => {
                    this.folderTreeService.update(node);
                    resolve();
                };
                this.emit(FolderTreeEvent.onLoadData, treeNode, callback);
            });
        } else {