android-如何獲得當前正在運行的activity的相關信息

 

http://blog.csdn.net/centralperk/article/details/7269326

   ActivityManager manager = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);
        RunningTaskInfo info = manager.getRunningTasks(1).get(0);
    String shortClassName = info.topActivity.getShortClassName();    //類名
        String className = info.topActivity.getClassName();              //完整類名
        String packageName = info.topActivity.getPackageName();          //包名