wulkanowy-mod/app/src/main/res/layout/widget_timetable.xml

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

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="@dimen/timetable_widget_bar_height"
        android:background="@color/colorPrimary">

        <ImageButton
            android:id="@+id/timetableWidgetPrev"
            android:layout_width="70dp"
            android:layout_height="wrap_content"
            android:layout_centerVertical="true"
            android:layout_marginStart="5dp"
            android:layout_marginLeft="5dp"
            android:backgroundTint="@color/colorPrimaryDark"
            android:contentDescription="@string/all_prev"
            android:src="@drawable/ic_widget_chevron_24dp" />

        <TextView
            android:id="@+id/timetableWidgetDay"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignTop="@+id/timetableWidgetPrev"
            android:layout_centerHorizontal="true"
            android:layout_toStartOf="@id/timetableWidgetNext"
            android:layout_toLeftOf="@id/timetableWidgetNext"
            android:layout_toEndOf="@id/timetableWidgetPrev"
            android:layout_toRightOf="@id/timetableWidgetPrev"
            android:gravity="center_horizontal"
            android:maxLines="1"
            android:text="@string/app_name"
            android:textColor="@android:color/white"
            android:textSize="15sp" />

        <TextView
            android:id="@+id/timetableWidgetDate"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_below="@id/timetableWidgetDay"
            android:layout_centerInParent="true"
            android:layout_marginTop="3dp"
            android:layout_toStartOf="@id/timetableWidgetNext"
            android:layout_toLeftOf="@id/timetableWidgetNext"
            android:layout_toEndOf="@id/timetableWidgetPrev"
            android:layout_toRightOf="@id/timetableWidgetPrev"
            android:gravity="center_horizontal"
            android:maxLines="1"
            android:text="@string/app_name"
            android:textColor="@android:color/white"
            android:textSize="14sp" />

        <ImageButton
            android:id="@+id/timetableWidgetNext"
            android:layout_width="70dp"
            android:layout_height="wrap_content"
            android:layout_alignParentEnd="true"
            android:layout_alignParentRight="true"
            android:layout_centerVertical="true"
            android:layout_marginEnd="5dp"
            android:layout_marginRight="5dp"
            android:backgroundTint="@color/colorPrimaryDark"
            android:contentDescription="@string/all_next"
            android:rotation="180"
            android:src="@drawable/ic_widget_chevron_24dp" />

    </RelativeLayout>

    <ListView
        android:id="@+id/timetableWidgetList"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_marginTop="@dimen/timetable_widget_bar_height" />

    <TextView
        android:id="@+id/timetableWidgetEmpty"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center"
        android:text="@string/widget_timetable_no_items"
        android:textColor="@android:color/black"
        android:textSize="20sp" />
</FrameLayout>