U盘文件管理器是一个可以简单的文件管理器项目源码，不过不是只管理sd卡，比如U盘之类的手机外挂的存储设备也可以进行文件管理，并且可以简单的读取文本文件的内容并显示。项目编译版本2.3.3默认编码GBK。 -U disk file manager is a simple file manager program source code, but not only the management of SD card, such as U disk, such as mobile phone e