自己写的小程序。在Android上，用户的SD卡常常被各种应用程序写满，这个小程序用于，在其他应用想在SD卡上新建文件夹时，拦截并提醒用户是否要进行此操作-Write your own program. SD card on Android, the user is often a variety of applications filled this small program used to intercept and alert the user to in other applicati