Gadgetbridge/app/src/main/res/layout/activity_alarm_details.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
    android:orientation="vertical"
    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin"
    tools:context="nodomain.freeyourgadget.gadgetbridge.activities.AlarmDetails">


    <LinearLayout
        android:orientation="horizontal"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:layout_marginBottom="10dp">

        <CheckBox
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/alarm_cb_smart_wakeup"/>

        <TextView
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:text="@string/alarm_smart_wakeup"
            android:id="@+id/alarm_label_smart_wakeup"
            android:labelFor="@id/alarm_cb_smart_wakeup" />
    </LinearLayout>

    <TimePicker
        android:id="@+id/alarm_time_picker"
        android:timePickerMode="clock"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginBottom="20dp" />

    <LinearLayout
        android:orientation="horizontal"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:baselineAligned="false"
        android:id="@+id/dowSelector">

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

            <CheckBox
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:id="@+id/alarm_cb_mon"
                android:layout_gravity="center_horizontal"
                android:gravity="center_horizontal|bottom"/>

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="@string/alarm_mon_short"
                android:id="@+id/alarm_label_cb_mon"
                android:layout_gravity="center_horizontal"
                android:labelFor="@id/alarm_cb_mon"
                android:gravity="center_horizontal|top"/>

        </LinearLayout>

        <LinearLayout
            android:orientation="vertical"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_weight="1">

            <CheckBox
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:id="@+id/alarm_cb_tue"
                android:layout_gravity="center_horizontal"
                android:gravity="center_horizontal|bottom" />

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="@string/alarm_tue_short"
                android:id="@+id/alarm_label_cb_tue"
                android:layout_gravity="center_horizontal"
                android:labelFor="@id/alarm_cb_tue"
                android:gravity="center_horizontal|top" />

        </LinearLayout>

        <LinearLayout
            android:orientation="vertical"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_weight="1">

            <CheckBox
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:id="@+id/alarm_cb_wed"
                android:layout_gravity="center_horizontal"
                android:gravity="center_horizontal|bottom"/>

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="@string/alarm_wed_short"
                android:id="@+id/alarm_label_cb_wed"
                android:layout_gravity="center_horizontal"
                android:labelFor="@id/alarm_cb_wed"
                android:gravity="center_horizontal|top" />

        </LinearLayout>

        <LinearLayout
            android:orientation="vertical"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_weight="1">

            <CheckBox
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:id="@+id/alarm_cb_thu"
                android:layout_gravity="center_horizontal"
                android:gravity="center_horizontal|bottom" />

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="@string/alarm_thu_short"
                android:id="@+id/alarm_label_cb_thu"
                android:layout_gravity="center_horizontal"
                android:labelFor="@id/alarm_cb_thu"
                android:gravity="center_horizontal|top" />

        </LinearLayout>

        <LinearLayout
            android:orientation="vertical"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_weight="1">

            <CheckBox
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:id="@+id/alarm_cb_fri"
                android:layout_gravity="center_horizontal"
                android:gravity="center_horizontal|bottom"/>

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="@string/alarm_fri_short"
                android:id="@+id/alarm_label_cb_fri"
                android:layout_gravity="center_horizontal"
                android:labelFor="@id/alarm_cb_fri"
                android:gravity="center_horizontal|top" />

        </LinearLayout>

        <LinearLayout
            android:orientation="vertical"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_weight="1">

            <CheckBox
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:id="@+id/alarm_cb_sat"
                android:layout_gravity="center_horizontal"
                android:gravity="center_horizontal|bottom"/>

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="@string/alarm_sat_short"
                android:id="@+id/alarm_label_cb_sat"
                android:layout_gravity="center_horizontal"
                android:labelFor="@id/alarm_cb_sat"
                android:gravity="center_horizontal|top" />

        </LinearLayout>

        <LinearLayout
            android:orientation="vertical"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_weight="1">

            <CheckBox
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:id="@+id/alarm_cb_sun"
                android:layout_gravity="center_horizontal"/>

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="@string/alarm_sun_short"
                android:id="@+id/alarm_label_cb_sun"
                android:layout_gravity="center_horizontal"
                android:labelFor="@id/alarm_cb_sun"
                android:gravity="center_horizontal|top" />

        </LinearLayout>


    </LinearLayout>


</LinearLayout>