view_date_time_picker.xml

<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:android="http://schemas.android.com/apk/res/android">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical">

        <DatePicker
            android:id="@+id/datePicker"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:calendarViewShown="false"
            android:datePickerMode="spinner" />

        <TimePicker
            android:id="@+id/timePicker"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:timePickerMode="spinner" />

    </LinearLayout>

</layout>