initLocalePicker

MainActivity.kt

private fun initLocalePicker() {
    val systemLocale = getString(R.string.system_locale)
    val spinner: Spinner = findViewById(R.id.localePicker)
    val locales = listOf(systemLocale, "en-US", "es-ES", "iw-IL", "ja-JP", "uk-UA")
    spinner.adapter = ArrayAdapter(this, android.R.layout.simple_list_item_1, locales)
    spinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
        override fun onItemSelected(parent: AdapterView<*>?, view: View?, position: Int, id: Long) {
            val selectedLocale = spinner.adapter.getItem(position) as String
            if (selectedLocale != systemLocale) {
                updateAppLocales(Locale.forLanguageTag(selectedLocale))
            } else {
                updateAppLocales()
            }
        }

        override fun onNothingSelected(parent: AdapterView<*>?) {}
    }
}