<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item
     android:state_activated="true">
     <bitmap android:src="@drawable/playbutton"></bitmap>
</item>
<item
     android:state_activated="false">
    <bitmap android:src="@drawable/pausebutton"></bitmap>
</item>
<item>
    <bitmap android:src="@drawable/playbutton"></bitmap>
</item>

</selector>