<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:drawable="@drawable/gradient_blue" android:state_selected="true"  />
    <item android:drawable="@drawable/gradient_blue" android:state_focused="true"  />
    <item android:drawable="@drawable/gradient_blue" android:state_pressed="true"  />
    <item android:drawable="@color/trans"   />
</selector>