<?xml version="1.0" encoding="utf-8"?> <selector xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:aapt="http://schemas.android.com/aapt"> <item> <shape android:shape="rectangle"> <solid android:color="@android:color/white"/> <size android:height="2dp"/> </shape> </item> </selector>Download file