010-uiAlert.swift

//
//  ViewController.swift
//  010
//
//  Created by chuck on 7/1/16.
//  Copyright © 2016 chuck. All rights reserved.
//

import UIKit

class ViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.
        
        super.view.backgroundColor = UIColor.cyanColor()
        
        let myButton: UIButton = UIButton()
        myButton.frame = CGRectMake(0,0,200,40)
        myButton.backgroundColor = UIColor.redColor()
        myButton.layer.masksToBounds = true
        myButton.setTitle("UIAlertを発動", forState: UIControlState.Normal)
        myButton.setTitleColor(UIColor.whiteColor(), forState:.Normal)
        myButton.layer.cornerRadius = 20.0
        myButton.layer.position = CGPoint(x: self.view.frame.width/2, y:200)
        myButton.addTarget(self, action: "onClickMyButton:", forControlEvents: .TouchUpInside)
        
        self.view.addSubview(myButton)
    }
    
    internal func onClickMyButton(sender: UIButton) {
        let myAlert: UIAlertController = UIAlertController(title: "タイトル", message: "メッセージ", preferredStyle: .Alert)
        let myOkAction = UIAlertAction(title: "OK", style: .Default) {
            action in print("Action OK!!")
        }
        
        myAlert.addAction(myOkAction)
        
        presentViewController(myAlert, animated: true, completion: nil)
    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }


}