layout_basepickerview.xml

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout
    android:id="@+id/outmost_container"
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:clickable="true"
    android:background="@color/pickerview_bgColor_overlay">

    <FrameLayout
        android:id="@+id/content_container"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content">
    </FrameLayout>

</FrameLayout>