包含安卓自带的分享、定位，/** 旋转动画 */ String tag = ""; RotationHelper rotateHelper; public View decorview; /** 接收定位界面城市数据 */ private static String citylocation; private Scoll scoll; /** 进度框 */ ProgressDialog pd; private static final String TAG = "demoActivity"; /** 消息接收器 */ private Handler handler,han