Swift学习之路02-类，初始化

概述ViewController //// ViewController.swift// MySwift01//// Created by monkeyheng on 8/3/15.// Copyright (c) 2015 monkeyheng. All rights reserved.//import UIKitclass ViewController: UIViewC VIEwController

////  VIEwController.swift//  MySwift01////  Created by monkeyheng on 8/3/15.//  copyright (c) 2015 monkeyheng. All rights reserved.//import UIKitclass 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 UIKitclass 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")    }}

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