ui_green_buttonbar_bg.xml

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

    <item
        android:drawable="@drawable/ui_green_buttonbar_bg_enabled_pressed"
        android:state_pressed="true"
        android:state_enabled="true"
        />
    
    <item
        android:drawable="@drawable/ui_green_buttonbar_bg_disabled_unpressed"
        android:state_pressed="false"
        android:state_enabled="false"
        />
    
    <item
        android:drawable="@drawable/ui_green_buttonbar_bg_disabled_pressed"
        android:state_pressed="true"
        android:state_enabled="false"
        />
    
    <item
        android:drawable="@drawable/ui_green_buttonbar_bg_enabled_unpressed"
        android:state_enabled="true"
        />
    
    <item
        android:drawable="@drawable/ui_green_buttonbar_bg_disabled_unpressed"
        android:state_enabled="false"
        />

    <item
        android:drawable="@drawable/ui_green_buttonbar_bg_enabled_unpressed"
        />
    
</selector>