adb shell dumpsys activity activities | findstr mFocusedActivity
Android 7.0 现象：
Android 10.0 现象：
改用：
adb shell dumpsys activity activities | findstr mResumedActivity
扫一扫
到【灌水乐园】发言
adb shell dumpsys activity activities | findstr mFocusedActivity
Android 7.0 现象：
Android 10.0 现象：
改用：
adb shell dumpsys activity activities | findstr mResumedActivity
