<
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">  
 <item android:state_focused="true"><shape>
        <solid android:color="@color/white" />
        <stroke android:width="2dp" android:color="@color/bbutton_success" />
    </shape></item> 
<item><shape android:shape="rectangle">
        <solid android:color="@color/white" />
        <stroke android:width="1dp" android:color="@color/bbutton_success" />
    </shape></item>

</selector>