in AmazonChimeSDKDemo/AmazonChimeSDKDemo/JoiningViewController.swift [133:147]
func pickerView(_ pickerView: UIPickerView, titleForRow row: Int, forComponent _: Int) -> String? {
if pickerView == callKitOptionsPicker {
if row >= callKitOptions.count {
return nil
}
return callKitOptions[row]
} else if pickerView == audioModeOptionsPicker {
if row >= audioModeOptions.count {
return nil
}
return audioModeOptions[row]
} else {
return nil
}
}