模仿windows操作系统文件管理的功能，以新建文件、文件夹为基本手段；复制、剪切、粘贴、控制属性等为管理手段；目标是建立一个树形的文件管理系统。-Windows operating system to imitate the functions of document management to new files, folders, as the basic means copy, cut, paste, control attributes, such as management too