<resources>
    <string-array name="theme_values">
        <item>default</item>
        <item>light</item>
        <item>dark</item>
    </string-array>

    <string-array name="theme_entries">
        <item>@string/default_system</item>
        <item>@string/light_theme</item>
        <item>@string/dark_theme</item>
    </string-array>
</resources>