<?xml version="1.0" encoding="UTF-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:state_pressed="true" android:drawable="@drawable/update_pressed_blue_theme"/>
    <item android:state_enabled="false" android:drawable="@drawable/update_disable_blue_theme"/>
    <item android:state_enabled="true" android:drawable="@drawable/update_normal_blue_theme"/>
</selector>