Android, Spinner, DropDownList

final Spinner fontSizeSpinner = (Spinner)dialog.findViewById(R.id.dialog_setting_fontsize_spinner);
{// font size
    fontSizeTitle.setText(act.getString(R.string.setting_fontsize_title).toString());

    List<String> list = new ArrayList<String>();
    list.add(act.getString(R.string.setting_fontsize_3_label));
    list.add(act.getString(R.string.setting_fontsize_2_label));
    list.add(act.getString(R.string.setting_fontsize_1_label));

    ArrayAdapter<String> dataAdapter = new ArrayAdapter<String>(this,
            android.R.layout.simple_spinner_item, list);
    dataAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    fontSizeSpinner.setAdapter(dataAdapter);
}