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

    <item
        android:id="@+id/menu_add_marker"
        android:title="@string/menu_title_add"
        app:showAsAction="ifRoom">
        <menu>
            <item
                android:id="@+id/menu_add_marker_general"
                android:title="@string/menu_title_marker_general"
                app:showAsAction="ifRoom" />
            <item
                android:id="@+id/menu_add_marker_massive"
                android:title="@string/menu_title_marker_massive"
                app:showAsAction="ifRoom" />
            <item
                android:id="@+id/menu_add_marker_custom"
                android:title="@string/menu_title_marker_custom"
                app:showAsAction="ifRoom" />
        </menu>
    </item>

    <item
        android:id="@+id/menu_delete_marker"
        android:title="@string/menu_title_delete"
        app:showAsAction="ifRoom" />
</menu>