wulkanowy-mirror/app/src/main/res/layout/item_widget_timetable.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/timetableWidgetItemContainer"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@drawable/ic_all_divider"
    android:minHeight="45dp"
    android:orientation="horizontal">

    <TextView
        android:id="@+id/timetableWidgetItemNumber"
        android:layout_width="55dp"
        android:layout_height="45dp"
        android:gravity="center"
        android:text="0"
        android:textSize="25sp" />

    <TextView
        android:id="@+id/timetableWidgetItemTime"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_marginTop="5dp"
        android:layout_toEndOf="@id/timetableWidgetItemNumber"
        android:layout_toRightOf="@id/timetableWidgetItemNumber"
        android:text="@string/app_name"
        android:textColor="@color/second_text"
        android:textSize="13sp" />

    <TextView
        android:id="@+id/timetableWidgetItemSubject"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="15dp"
        android:layout_marginLeft="15dp"
        android:layout_marginTop="5dp"
        android:layout_marginEnd="25dp"
        android:layout_marginRight="25dp"
        android:layout_toEndOf="@id/timetableWidgetItemTime"
        android:layout_toRightOf="@id/timetableWidgetItemTime"
        android:text="@string/app_name"
        android:textColor="@color/second_text"
        android:textSize="13sp" />

    <TextView
        android:id="@+id/timetableWidgetItemDescription"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@id/timetableWidgetItemSubject"
        android:layout_marginStart="15dp"
        android:layout_marginLeft="15dp"
        android:layout_marginTop="3dp"
        android:layout_marginEnd="25dp"
        android:layout_marginRight="25dp"
        android:layout_marginBottom="5dp"
        android:layout_toEndOf="@id/timetableWidgetItemTime"
        android:layout_toRightOf="@id/timetableWidgetItemTime"
        android:text="@string/app_name"
        android:textColor="@color/colorPrimaryDark"
        android:textSize="12sp" />

    <TextView
        android:id="@+id/timetableWidgetItemRoom"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@id/timetableWidgetItemTime"
        android:layout_marginTop="3dp"
        android:layout_marginBottom="5dp"
        android:layout_toEndOf="@id/timetableWidgetItemNumber"
        android:layout_toRightOf="@id/timetableWidgetItemNumber"
        android:text="@string/app_name"
        android:textColor="@color/second_text"
        android:textSize="12sp" />
</RelativeLayout>