// // ViewController.swift // MySwift01 // // Created by monkeyheng on 8/3/15. // Copyright (c) 2015 monkeyheng. All rights reserved. // import UIKit class ViewController: UIViewController { override func loadView() { super.loadView() var button : UIButton = UIButton.buttonWithType(UIButtonType.Custom) as! UIButton button.frame = CGRectMake(100,100,100) button.backgroundColor = UIColor.blackColor() button.addTarget(self,action:Selector("buttonAction:"),forControlEvents: UIControlEvents.TouchUpInside) self.view.addSubview(button) var label = UILabel.init(frame: CGRectMake(100,300,100)) label.backgroundColor = UIColor.redColor() self.view.addSubview(label) var myLabel = MyLabel(text: "zhangheng",frame: CGRectMake(100,450,100)) self.view.addSubview(myLabel) } override func viewDidLoad() { super.viewDidLoad() // Do any additional setup after loading the view,typically from a nib. } override func didReceiveMemoryWarning() { super.didReceiveMemoryWarning() // Dispose of any resources that can be recreated. } func buttonAction(button : UIButton) { println("点击了按钮 \(button)") } }
Mylabel
// // MyLabel.swift // MySwift01 // // Created by monkeyheng on 8/3/15. // Copyright (c) 2015 monkeyheng. All rights reserved. // import UIKit class MyLabel: UILabel { // 自定义初始化方法 convenience init(text: String,frame: CGRect){ self.init(frame: frame) self.backgroundColor = UIColor.redColor() self.text = text } // 复写父类初始化方法 override init(frame: CGRect) { super.init(frame: frame) } required init(coder aDecoder: NSCoder) { fatalError("init(coder:) has not been implemented") } }