iOS开发——UI篇Swift篇&UIDatePicker

UIDatePicker

 

 1     //返回按钮事件

 2     @IBAction func backButtonClick()

 3     {

 4         self.navigationController?.popViewControllerAnimated(true)

 5     }

 6     

 7     

 8     override func viewDidLoad() {

 9         super.viewDidLoad()

10         

11         titleLabel.text = titleString

12         

13         

14         // Do any additional setup after loading the view.

15         

16         

17         //创建日期选择器

18         var datePicker:UIDatePicker = UIDatePicker(frame: CGRectMake(0, 200, 0, 0))

19         

20         //添加到视图上

21         self.view.addSubview(datePicker)

22         

23         //设置日期选择器显示样式

24         datePicker.datePickerMode = UIDatePickerMode.DateAndTime

25     

26         //添加ValueChanged事件

27         datePicker.addTarget(self, action: "dateChanged:", forControlEvents: UIControlEvents.ValueChanged)

28     

29     

30         //获取当前时间

31         var date:NSDate = NSDate()

32         var formatter:NSDateFormatter = NSDateFormatter()

33         formatter.dateFormat = "yy-MMMM-dd HH:mm:ss"

34         var timeStr:NSString = formatter.stringFromDate(date)

35         

36         println("date----- \(date)")

37         println("timeStr----- \(timeStr)")

38         

39         

40         //设置区间范围

41         //设置最小时间

42         datePicker.minimumDate = formatter.dateFromString("2010-01-01 00:00:00")

43         

44         //设置最大时间

45         datePicker.maximumDate = formatter.dateFromString("2015-01-01 23:59:59")

46         

47         

48         //设置时间间隔

49         datePicker.minuteInterval = 5

50     }

51 

52     override func didReceiveMemoryWarning() {

53         super.didReceiveMemoryWarning()

54         // Dispose of any resources that can be recreated.

55     }

56     

57 

58     /*

59     // MARK: - Navigation

60 

61     // In a storyboard-based application, you will often want to do a little preparation before navigation

62     override func prepareForSegue(segue: UIStoryboardSegue!, sender: AnyObject!) {

63         // Get the new view controller using segue.destinationViewController.

64         // Pass the selected object to the new view controller.

65     }

66     */

67     

68     // MARK: - 日期选择器值改变事件

69     func dateChanged(sender:UIDatePicker)

70     {

71         //获取日期选择控制器的时间值

72         var date:NSDate = sender.date;

73         var formatter:NSDateFormatter = NSDateFormatter()

74         formatter.dateFormat = "yy-MM-dd HH:mm:ss"

75         var timeStr:NSString = formatter.stringFromDate(date)

76         

77         println("date----- \(date)")

78         println("timeStr----- \(timeStr)")

79     }