1 //
 2 //  ViewController.swift
 3 //  UIProgressView
 4 //
 5 //  Created by shaoting on 16/3/24.
 6 //  Copyright © 2016年 9elephas. All rights reserved.
 7 //   swift控件学习篇
 8 //   UIProgressView   
 9 //   NSTimer   
10 //   UIstepper
11 //
12 //
13 import UIKit
14 
15 class ViewController: UIViewController {
16     var button:UIButton!
17     var progressView:UIProgressView!
18     var timer:NSTimer!
19     
20     var stepper:UIStepper!
21     var label:UILabel!
22     override func viewDidLoad() {
23         super.viewDidLoad()
24         makeProgress() //进度条
25         makeStepper() //步
26         
27      button = UIButton(frame: CGRect(x: self.view.frame.width/2 - 50, y: 50, width: 100, height: 50))
28      button.setTitle("开始", forState: UIControlState.Normal)
29      button.addTarget(self, action: Selector("btnOnclick"), forControlEvents: UIControlEvents.AllTouchEvents)
30      button.backgroundColor = UIColor.grayColor()
31      self.view.addSubview(button)
32         
33      label = UILabel(frame: CGRect(x: 50, y: self.view.frame.height/2, width: 100, height: 50))
34      label.backgroundColor = UIColor.brownColor()
35      label.textColor = UIColor.blackColor()
36      label.textAlignment = .Center
37      label.text = "5.0"
38      self.view.addSubview(label);
39         // Do any additional setup after loading the view, typically from a nib.
40     }
41     
42     func makeStepper(){
43         stepper = UIStepper(frame: CGRect(x: 100, y: self.view.frame.height/2+60, width: 200, height: 100))
44         stepper.tintColor = UIColor.blueColor()
45         stepper.value = 5   //默认值
46         stepper.minimumValue = 0   //最小值
47         stepper.maximumValue = 10   //最大值
48         stepper.stepValue = 1.0 //增量
49         stepper.autorepeat = true //设置是否允许按住不放增量
50         stepper.continuous = true
51         stepper.wraps = true   //是否循环
52         stepper.addTarget(self, action: Selector("stepperValueChange"), forControlEvents: UIControlEvents.TouchUpInside)
53         self.view.addSubview(stepper)
54     }
55     func stepperValueChange(){
56         label.text = "\(stepper.value)"
57     }
58     
59     
60     
61     func makeProgress(){
62        progressView = UIProgressView(frame: CGRect(x: 20, y: 200, width: 120, height: 100))
63        progressView.progressViewStyle = .Bar   //类型
64        progressView.progress = 0.0 //初始值
65        progressView.progressTintColor = UIColor.blueColor() //走过进度条颜色
66        progressView.trackTintColor = UIColor.greenColor()   //未走进度条颜色
67        self.view.addSubview(progressView)
68     }
69     func btnOnclick(){
70        button.enabled = false
71         timer = NSTimer.scheduledTimerWithTimeInterval(1, target: self, selector:"timerAction", userInfo: nil, repeats: true)
72         timer.fire()
73     }
74     func timerAction(){
75         progressView.progress += 0.02
76         if  progressView.progress == 1{
77             progressView.setProgress(0, animated: true)
78         }
79     }
80     
81     
82     override func didReceiveMemoryWarning() {
83         super.didReceiveMemoryWarning()
84         // Dispose of any resources that can be recreated.
85     }
86 
87 
88 }

  1 //
  2 //  ViewController.swift
  3 //  UIAlertController
  4 //
  5 //  Created by shaoting on 16/3/25.
  6 //  Copyright © 2016年 9elephas. All rights reserved.
  7 //   swift控件学习篇
  8 //    alert
  9 
 10 //
 11 //
 12 
 13 
 14 import UIKit
 15 
 16 class ViewController: UIViewController {
 17     
 18     var alert1:UIAlertController!
 19     var alert2:UIAlertController!
 20     var actionSheet:UIAlertController!
 21     
 22     var cancelAction =  UIAlertAction!()
 23     var okAction = UIAlertAction!()
 24     var deleteAction = UIAlertAction!()
 25     
 26     override func viewDidLoad() {
 27         super.viewDidLoad()
 28         // 定义一个按钮,用于点击显示最简单的Alert
 29         let button1 = UIButton(type: UIButtonType.System)
 30         button1.frame = CGRect(x: 20, y: 20, width: 400, height: 50)
 31         button1.setTitle("最简单的Alert", forState: UIControlState.Normal)
 32         button1.addTarget(self, action: Selector("action1"), forControlEvents: UIControlEvents.TouchUpInside)
 33         self.view.addSubview(button1)
 34         // 定义一个按钮,用于点击显示带文本输入框的Alert
 35         let button2:UIButton = UIButton(type: UIButtonType.System)
 36         button2.frame = CGRect(x: 20, y: 100, width: 400, height: 50)
 37         button2.setTitle("带文本输入框的Alert", forState: UIControlState.Normal)
 38         button2.addTarget(self, action: Selector("action2"), forControlEvents: UIControlEvents.TouchUpInside)
 39         self.view.addSubview(button2)
 40         // 定义一个按钮,用于点击显示上拉菜单
 41         let button3 = UIButton(type: UIButtonType.System)
 42         button3.frame = CGRect(x: 20, y: 160, width: 400, height: 50)
 43         button3.setTitle("上拉菜单", forState: UIControlState.Normal)
 44         button3.addTarget(self, action: Selector("action3"), forControlEvents: UIControlEvents.TouchUpInside)
 45         self.view.addSubview(button3)
 46         
 47         
 48         
 49         
 50         
 51         // Do any additional setup after loading the view, typically from a nib.
 52     }
 53 
 54     func action1(){
 55         //定义菜单按钮
 56         cancelAction = UIAlertAction(title: "取消", style: UIAlertActionStyle.Cancel, handler: nil)
 57         okAction = UIAlertAction(title: "OK", style: UIAlertActionStyle.Default, handler: { (UIAlertAction) -> Void in
 58             print("you choose OK")
 59         })
 60         deleteAction = UIAlertAction(title: "删除", style: UIAlertActionStyle.Destructive, handler: { (UIAlertAction) -> Void in
 61             print("you choose delete")
 62         })
 63         //定义一个按钮,显示带文本框的Alert
 64         alert1 = UIAlertController(title: "最简单的Alert", message: "this is a simple", preferredStyle: UIAlertControllerStyle.Alert)
 65         alert1.addAction(cancelAction)
 66         alert1.addAction(okAction)
 67         alert1.addAction(deleteAction)
 68         self.presentViewController(alert1, animated: true, completion: nil)
 69     }
 70     func action2(){
 71         alert2 = UIAlertController(title: "带输入框的alert", message: "this is a test alert", preferredStyle: UIAlertControllerStyle.Alert)
 72         alert2.addTextFieldWithConfigurationHandler {(textFiled:UITextField!) -> Void in
 73            textFiled.placeholder = "username"
 74         }
 75         alert2.addTextFieldWithConfigurationHandler { (textFiled:UITextField) -> Void in
 76             textFiled.placeholder = "password"
 77             textFiled.secureTextEntry = true
 78         }
 79         let loginAction = UIAlertAction(title: "login", style: UIAlertActionStyle.Default) { (action:UIAlertAction!) -> Void in
 80             let name = (self.alert2.textFields?.first!)! as UITextField
 81             let password = (self.alert2.textFields?.last)! as UITextField
 82             print("name:\(name.text);password:\(password.text)")
 83         }
 84         alert2.addAction(loginAction)
 85         self.presentViewController(alert2, animated: true, completion: nil)
 86     }
 87     func action3(){
 88         actionSheet = UIAlertController(title: "上拉菜单", message: "this is a action", preferredStyle: UIAlertControllerStyle.ActionSheet)
 89         cancelAction = UIAlertAction(title: "取消", style: UIAlertActionStyle.Cancel, handler: nil)
 90         okAction = UIAlertAction(title: "OK", style: UIAlertActionStyle.Default, handler: { (UIAlertAction) -> Void in
 91             print("you choose OK")
 92         })
 93         deleteAction = UIAlertAction(title: "删除", style: UIAlertActionStyle.Destructive, handler: { (UIAlertAction) -> Void in
 94             print("you choose delete")
 95         })
 96         actionSheet.addAction(okAction)
 97         actionSheet.addAction(cancelAction)
 98         actionSheet.addAction(deleteAction)
 99         self.presentViewController(actionSheet, animated: true, completion: nil)
100      
101     
102     }
103     
104     
105     
106     override func didReceiveMemoryWarning() {
107         super.didReceiveMemoryWarning()
108         // Dispose of any resources that can be recreated.
109     }
110 
111 
112 }