Swift 简单控件示例：按钮UIButton

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//
//  ViewController.swift
//  UIButtonSample
//
//  Created by jinnchang on 15/4/2.
//  Copyright (c) 2015年 Jinn Chang. All rights reserved.
//

import UIKit

class ViewController: UIViewController {
    
    var button: UIButton!

    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view,typically from a nib.
        
        button = UIButton.buttonWithType(.System) as UIButton
        button.frame = CGRectMake(30,50,self.view.frame.size.width - 60,100)
        button.setTitle("Click",forState: .Normal)
        button.addTarget(self,action: "buttonAction:",forControlEvents: .TouchUpInside)
        button.tag = 100
        
        self.view.addSubview(button)
    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }
    
    /// 响应按钮点击事件
    func buttonAction(sender: UIButton) {
        println(sender.tag)
    }

}

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GitHub 上项目地址：UIButtonSample
控件更多相关属性及方法参考：UIButton Class Reference 文章最后更新时间：2015年4月3日10:44:55