swift系统学习控件篇:UIProgressView+NSTimer+UIstepper+UIAlertController

工作之余,学习下swift大法.把自己的学习过程分享一下.当中的布局很乱,就表在意这些细节了.直接上代码:

UIProgressView+NSTimer+UIstepper

UIStepper

UIProgressView

//
//  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/2 - 50, y: 50,  100, height: 50))
     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: 50, y: self.view.frame.height/2,  100, height: 50))
     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: 100, y: self.view.frame.height/2+60,  200, height: 100))
        stepper.tintColor = UIColor.blueColor()
        stepper.value = 5   //默认值
        stepper.minimumValue = 0   //最小值
        stepper.maximumValue = 10   //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: 20, y: 200,  120, height: 100))
       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(1, target: self, selector:"timerAction", userInfo: nil, repeats: true)
        timer.fire()
    }
    func timerAction(){
        progressView.progress += 0.02
        if  progressView.progress == 1{
            progressView.setProgress(0, animated: true)
        }
    }
    
    
    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }


}

UIAlertController

//
//  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: 20, y: 20,  400, height: 50)
        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: 20, y: 100,  400, height: 50)
        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: 20, y: 160,  400, height: 50)
        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.
    }


}

UIProgressView+NSTimer+UIstepper源码下载:

http://download.csdn.net/detail/shaoting19910730/9471731

https://github.com/pheromone/swift-UIAlertController-

UIAlertController源码下载;

http://download.csdn.net/detail/shaoting19910730/9472635

https://github.com/pheromone/UIProgressView-NSTimer-UIstepper

学习网站:

http://www.helloswift.com.cn/