Oreo  |  8.0.0_r4
Xml文件  |  7行  |  214 B 

<?xml version="1.0" encoding="utf-8"?>
<shape android:shape="rectangle"
  xmlns:android="http://schemas.android.com/apk/res/android">
    <!-- opaque near black -->
    <solid android:color="#ff444444" />
</shape>