<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:state_enabled="false"
        android:drawable="@drawable/add_photo_alternate_gray_30dp" /> <!-- disabled -->
    <item android:drawable="@drawable/add_photo_alternate_white_30dp" /> <!-- default -->
</selector>

