import UIKit
class ViewController: UIViewController {
//按钮的点击事件
@IBAction func clickedBtn(sender: AnyObject) {
//print(“click ok”)
let btnAlert = UIAlertController()
btnAlert.title = “系统提示”;
btnAlert.message = “这已经点击过了这个按钮”
//cancel按钮
let cancelAction = UIAlertAction(title: “cancel”, style: UIAlertActionStyle.Cancel, handler: nil)
//ok按钮
let okAction = UIAlertAction(title: “ok”, style: UIAlertActionStyle.Default){
(action: UIAlertAction!) -> Void in
print(“you choose ok”)
}
//将提示信息与用户扣作行为绑定
btnAlert.addAction(cancelAction)
btnAlert.addAction(okAction)
//
self.presentViewController(btnAlert, animated: true, completion: nil)
}
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.
}
}