UI design for Alarm Setter

main.xml

<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent" >

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

        <DatePicker
            android:id="@+id/pickerdate"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />

        <TimePicker
            android:id="@+id/pickertime"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />

        <Button
            android:id="@+id/triggeralarm"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Trigger Alarm" />
    </LinearLayout>

</ScrollView>