Я хочу использовать текстовое поле в качестве раскрывающегося списка с видом выбора
announcementPicker = UIPickerView()
announcementPicker.backgroundColor = UIColor(red: 0, green: 0, blue: 0, alpha: 0.5)
announcementPicker.delegate = self
announcementPicker.dataSource = self
announcementTypeTextField.text = announcementTypesValues[0]
announcementTypeTextField.inputView = announcementPicker
Подробнее здесь: https://stackoverflow.com/questions/783 ... text-feild