我正在根据用户的偏好以编程方式添加一些 UISteppers 和 UITextFields。但是,我似乎无法让 UIStepper 触摸点击 - 看起来它没有在 -/+ 按钮上注册触摸。我尝试将 userTriggers UIView 的用户交互设置为禁用,但这不起作用。
1)我还能尝试什么?
2)我还需要能够增加相应的UITextField,然后将其写入我的UserData.plist文件,我不知道如何访问每个字段。我应该将它们添加到某种数组中吗?
import UIKit
class TriggersViewController: UIViewController{
@IBOutlet var userTriggers:UIView!
@IBOutlet var saveButton:UIButton!
var triggersList:Array<String>!
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view, typically from a nib.
loadTriggers()
var prevInput = 250;
for index in 0..<triggersList.count{
//label for trigger
var label = UILabel(frame: CGRectMake(0, 0, 200, 21))
label.center = CGPointMake(120, CGFloat(prevInput))
label.textAlignment = NSTextAlignment.Left
label.text = triggersList[index]
userTriggers.addSubview(label)
//input box for trigger
var input = UITextField(frame: CGRectMake(0, 0, 50, 21))
input.center = CGPointMake(250, CGFloat(prevInput))
input.text = "0";
//add input to triggersView
userTriggers.addSubview(input);
//UIStepper
var stepper = UIStepper(frame: CGRectMake(0, 0, 50, 21))
stepper.center = CGPointMake(300, CGFloat(prevInput))
stepper.addTarget(self, action: "stepperValueChanged:", forControlEvents: .ValueChanged)
stepper.enabled = true
//add stepper to triggersView
userTriggers.addSubview(stepper);
prevInput += 50 //increment for height
}
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
func stepperValueChanged(sender:UIStepper!){
println("It Works, Value is -->\(Int(sender.value).description)")
}
func loadTriggers(){
var myDict: NSDictionary?
if let path = NSBundle.mainBundle().pathForResource("UserConfigs", ofType: "plist") {
myDict = NSDictionary(contentsOfFile: path)
}
if let dict = myDict {
triggersList = dict["Triggers"] as Array<String>
}
}
}