Pdf417Reader/app/src/main/res/drawable/list_item_background.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape="rectangle" >
    <stroke android:width="3dip" android:color="@color/blue"/>
    <corners android:bottomRightRadius="16dp"
        android:bottomLeftRadius="16dp"
        android:topLeftRadius="16dp"
        android:topRightRadius="16dp" />
</shape>