我有一些关于选取器视图的问题我有两个选取器视图选取器视图1= getpPlandateDCPlanData选取器视图2= getpShipmentDCPlanData
我希望在从选取器视图1中选择数据时,选取器视图2中的数据随选取器视图1更改
var getpPlandateDCPlanData = ["20190118","20190119"]
var getpShipmentDCPlanData = ["4505023244","4505023274"]
// Picker view function
func nu
我创建了UIPickerView,如下所示。现在我想让它成为resignFirstResponder,如果用户在其他地方点击,然后UIPickerView,我如何才能做到这一点。我已经创建了UIPickerView,如下所示,否则我可以处理
[pickerView removeFromSuperview];
-(void)pickerview:(id)sender
{
_items =[[NSArray alloc]initWithObjects:@"Hindi",@"English",@"In what city were you born?&
我的PickerView有点麻烦。首先,无论我做什么,我的ViewController都不接受UIPickerViewDataSource。其次,PickerView只显示第一行。我需要它来显示两行,并在一个名为TextField的学校中显示
我做错什么了?
在我发疯之前有人能帮我吗?
enter code here
private let typeComponent = 0
private let areaComponent = 1
private let typeOption = ["HighSchool of", "College of
我有两个(或更多)文本字段在一个应用程序,我希望每个textField弹出自己的Pickerview轮时,选择.到目前为止,我得到的是:
var pickerView = UIPickerView()
@IBOutlet weak var serviceType: UITextField!
@IBOutlet weak var brandsField: UITextField!
var serviceArray = ["Services", "..."]
var brandsArray = ["Apple", "Samsung"
public class CustomSelectFields: UIViewController, UIPickerViewDelegate, UIPickerViewDataSource {
let cities = ["city1", "city2"]
let selectiveTextField = UITextField()
let pickerView = UIPickerView()
//normally it will get array of cities and frame position
pu
我的pickerView上有3列,它代表一个3位数的数字.有什么功能,我可以添加到一个UIButton,使车轮旋转?例如,当它显示"119“时,按下UIButton键,它应该转到"120”。到目前为止,我的情况如下:
class ViewController: UIViewController, UIPickerViewDataSource, UIPickerViewDelegate {
@IBOutlet weak var label: UILabel!
@IBOutlet weak var pickerView: UIPickerView!
let numbers =