private var createdWith: Locale

    override fun onCreate(savedInstanceState: Bundle?)
    {
        createdWith = //wczytać locale
    }

    override fun onResume()
    {
        super.onResume()
        val current = //wczytać locale
        when (current != createdWith)
        {
            true ->
            {
                recreate()
            }
        }
        createdWith = current
    }