Nougat 7.1  |  7.1.1_r28
Xml文件  |  3行  |  193 B 

<?xml version="1.0" encoding="utf-8"?>
<dream xmlns:android="http://schemas.android.com/apk/res/android"
    android:settingsActivity="com.android.dreams.phototable/.PhotoTableDreamSettings" />