//

 //  ViewController.swift

 //  UIProgressView

 //

 //  Created by shaoting on 16/3/24.

 //  Copyright © 2016年 9elephas. All rights reserved.

 //   swift控件学习篇

 //   UIProgressView

 //   NSTimer

 //   UIstepper

 //

 //

 import UIKit

 class ViewController: UIViewController {

     var button:UIButton!

     var progressView:UIProgressView!

     var timer:NSTimer!

     var stepper:UIStepper!

     var label:UILabel!

     override func viewDidLoad() {

         super.viewDidLoad()

         makeProgress() //进度条

         makeStepper() //步

      button = UIButton(frame: CGRect(x: self.view.frame.width/ - , y: , width: , height: ))

      button.setTitle("开始", forState: UIControlState.Normal)

      button.addTarget(self, action: Selector("btnOnclick"), forControlEvents: UIControlEvents.AllTouchEvents)

      button.backgroundColor = UIColor.grayColor()

      self.view.addSubview(button)

      label = UILabel(frame: CGRect(x: , y: self.view.frame.height/, width: , height: ))

      label.backgroundColor = UIColor.brownColor()

      label.textColor = UIColor.blackColor()

      label.textAlignment = .Center

      label.text = "5.0"

      self.view.addSubview(label);

         // Do any additional setup after loading the view, typically from a nib.

     }

     func makeStepper(){

         stepper = UIStepper(frame: CGRect(x: , y: self.view.frame.height/+, width: , height: ))

         stepper.tintColor = UIColor.blueColor()

         stepper.value =    //默认值

         stepper.minimumValue =    //最小值

         stepper.maximumValue =    //最大值

         stepper.stepValue = 1.0 //增量

         stepper.autorepeat = true //设置是否允许按住不放增量

         stepper.continuous = true

         stepper.wraps = true   //是否循环

         stepper.addTarget(self, action: Selector("stepperValueChange"), forControlEvents: UIControlEvents.TouchUpInside)

         self.view.addSubview(stepper)

     }

     func stepperValueChange(){

         label.text = "\(stepper.value)"

     }

     func makeProgress(){

        progressView = UIProgressView(frame: CGRect(x: , y: , width: , height: ))

        progressView.progressViewStyle = .Bar   //类型

        progressView.progress = 0.0 //初始值

        progressView.progressTintColor = UIColor.blueColor() //走过进度条颜色

        progressView.trackTintColor = UIColor.greenColor()   //未走进度条颜色

        self.view.addSubview(progressView)

     }

     func btnOnclick(){

        button.enabled = false

         timer = NSTimer.scheduledTimerWithTimeInterval(, target: self, selector:"timerAction", userInfo: nil, repeats: true)

         timer.fire()

     }

     func timerAction(){

         progressView.progress += 0.02

         if  progressView.progress == {

             progressView.setProgress(, animated: true)

         }

     }

     override func didReceiveMemoryWarning() {

         super.didReceiveMemoryWarning()

         // Dispose of any resources that can be recreated.

     }

 }

 //

 //  ViewController.swift

 //  UIAlertController

 //

 //  Created by shaoting on 16/3/25.

 //  Copyright © 2016年 9elephas. All rights reserved.

 //   swift控件学习篇

 //    alert

 //

 //

 import UIKit

 class ViewController: UIViewController {

     var alert1:UIAlertController!

     var alert2:UIAlertController!

     var actionSheet:UIAlertController!

     var cancelAction =  UIAlertAction!()

     var okAction = UIAlertAction!()

     var deleteAction = UIAlertAction!()

     override func viewDidLoad() {

         super.viewDidLoad()

         // 定义一个按钮,用于点击显示最简单的Alert

         let button1 = UIButton(type: UIButtonType.System)

         button1.frame = CGRect(x: , y: , width: , height: )

         button1.setTitle("最简单的Alert", forState: UIControlState.Normal)

         button1.addTarget(self, action: Selector("action1"), forControlEvents: UIControlEvents.TouchUpInside)

         self.view.addSubview(button1)

         // 定义一个按钮,用于点击显示带文本输入框的Alert

         let button2:UIButton = UIButton(type: UIButtonType.System)

         button2.frame = CGRect(x: , y: , width: , height: )

         button2.setTitle("带文本输入框的Alert", forState: UIControlState.Normal)

         button2.addTarget(self, action: Selector("action2"), forControlEvents: UIControlEvents.TouchUpInside)

         self.view.addSubview(button2)

         // 定义一个按钮,用于点击显示上拉菜单

         let button3 = UIButton(type: UIButtonType.System)

         button3.frame = CGRect(x: , y: , width: , height: )

         button3.setTitle("上拉菜单", forState: UIControlState.Normal)

         button3.addTarget(self, action: Selector("action3"), forControlEvents: UIControlEvents.TouchUpInside)

         self.view.addSubview(button3)

         // Do any additional setup after loading the view, typically from a nib.

     }

     func action1(){

         //定义菜单按钮

         cancelAction = UIAlertAction(title: "取消", style: UIAlertActionStyle.Cancel, handler: nil)

         okAction = UIAlertAction(title: "OK", style: UIAlertActionStyle.Default, handler: { (UIAlertAction) -> Void in

             print("you choose OK")

         })

         deleteAction = UIAlertAction(title: "删除", style: UIAlertActionStyle.Destructive, handler: { (UIAlertAction) -> Void in

             print("you choose delete")

         })

         //定义一个按钮,显示带文本框的Alert

         alert1 = UIAlertController(title: "最简单的Alert", message: "this is a simple", preferredStyle: UIAlertControllerStyle.Alert)

         alert1.addAction(cancelAction)

         alert1.addAction(okAction)

         alert1.addAction(deleteAction)

         self.presentViewController(alert1, animated: true, completion: nil)

     }

     func action2(){

         alert2 = UIAlertController(title: "带输入框的alert", message: "this is a test alert", preferredStyle: UIAlertControllerStyle.Alert)

         alert2.addTextFieldWithConfigurationHandler {(textFiled:UITextField!) -> Void in

            textFiled.placeholder = "username"

         }

         alert2.addTextFieldWithConfigurationHandler { (textFiled:UITextField) -> Void in

             textFiled.placeholder = "password"

             textFiled.secureTextEntry = true

         }

         let loginAction = UIAlertAction(title: "login", style: UIAlertActionStyle.Default) { (action:UIAlertAction!) -> Void in

             let name = (self.alert2.textFields?.first!)! as UITextField

             let password = (self.alert2.textFields?.last)! as UITextField

             print("name:\(name.text);password:\(password.text)")

         }

         alert2.addAction(loginAction)

         self.presentViewController(alert2, animated: true, completion: nil)

     }

     func action3(){

         actionSheet = UIAlertController(title: "上拉菜单", message: "this is a action", preferredStyle: UIAlertControllerStyle.ActionSheet)

         cancelAction = UIAlertAction(title: "取消", style: UIAlertActionStyle.Cancel, handler: nil)

         okAction = UIAlertAction(title: "OK", style: UIAlertActionStyle.Default, handler: { (UIAlertAction) -> Void in

             print("you choose OK")

         })

         deleteAction = UIAlertAction(title: "删除", style: UIAlertActionStyle.Destructive, handler: { (UIAlertAction) -> Void in

             print("you choose delete")

         })

         actionSheet.addAction(okAction)

         actionSheet.addAction(cancelAction)

         actionSheet.addAction(deleteAction)

         self.presentViewController(actionSheet, animated: true, completion: nil)

     }

     override func didReceiveMemoryWarning() {

         super.didReceiveMemoryWarning()

         // Dispose of any resources that can be recreated.

     }

 }