/TalkBack/res/layout/play_button.xml

 1<?xml version="1.0" encoding="utf-8"?>
 2<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
 3    android:layout_width="wrap_content"
 4    android:layout_height="wrap_content"
 5    android:layout_gravity="center_vertical|right" >
 6
 7    <ImageView
 8        android:id="@+id/play_button"
 9        android:layout_width="wrap_content"
10        android:layout_height="wrap_content"
11        android:contentDescription="@string/value_play_button"
12        android:src="@android:drawable/ic_media_play"
13        android:background="@android:drawable/btn_default" />
14
15</FrameLayout>