iOS开发——UI篇Swift篇&UIAlertView／UIActionSheet

UIAlertView／UIActionSheet

UIAlertView

  1     //一个按钮的提醒
  2     @IBAction func oneButtonAler()
  3     {
  4         //创建单一按钮提醒视图
  5         let oneButtonAlert:UIAlertView = UIAlertView(title: "提醒", message: "这是一个简单的提醒视图", delegate: nil, cancelButtonTitle: "确定")
  6         //显示提醒视图
  7         oneButtonAlert.show()
  8
  9         //设置提醒视图样式
 10         oneButtonAlert.alertViewStyle = UIAlertViewStyle.LoginAndPasswordInput
 11
 12         //来获取提醒视图上的文本框
 13         var textField : UITextField? = oneButtonAlert.textFieldAtIndex(0)
 14
 15         //设置文本框占位符
 16         textField?.placeholder = "请输入账号"
 17
 18
 19
 20     }
 21
 22
 23     //多个按钮的提醒
 24     @IBAction func moreButtonAler()
 25     {
 26
 27         //创建多按钮提醒视图
 28         let moreButtonAlert:UIAlertView = UIAlertView(title: "提醒", message: "多按钮提醒钮视图，请选择一个按钮", delegate: self, cancelButtonTitle: "确定" , otherButtonTitles: "按钮 1","按钮 2","按钮 3","按钮 4")
 29         //显示图像视图
 30         moreButtonAlert.show()
 31
 32         //设置代理
 33         moreButtonAlert.delegate = self
 34
 35
 36 //        //方法二
 37 //        //初始化空得alert
 38 //        let alert = UIAlertView()
 39 //        //设置标题
 40 //        alert.title = "提醒"
 41 //        //设置代理
 42 //        alert.delegate = self
 43 //        //设置提醒信息
 44 //        alert.message = "多按钮提醒钮视图，请选择一个按钮"
 45 //
 46 //        //添加按钮，可以添加多个
 47 //        alert.addButtonWithTitle("按钮 1")
 48 //        alert.addButtonWithTitle("按钮 2")
 49 //        alert.addButtonWithTitle("按钮 3")
 50 //        alert.addButtonWithTitle("按钮 4")
 51 //
 52 //        //显示
 53 //        alert.show()
 54     }
 55
 56     override func viewDidLoad() {
 57         super.viewDidLoad()
 58
 59         titleLabel.text = titleString
 60
 61
 62         // Do any additional setup after loading the view.
 63     }
 64
 65     override func didReceiveMemoryWarning() {
 66         super.didReceiveMemoryWarning()
 67         // Dispose of any resources that can be recreated.
 68
 69     }
 70
 71
 72     /*
 73     // MARK: - Navigation
 74
 75     // In a storyboard-based application, you will often want to do a little preparation before navigation
 76     override func prepareForSegue(segue: UIStoryboardSegue!, sender: AnyObject!) {
 77         // Get the new view controller using segue.destinationViewController.
 78         // Pass the selected object to the new view controller.
 79     }
 80     */
 81
 82
 83
 84     // MARK: - UIAlertViewDelegate
 85
 86     //根据被点击按钮的索引处理点击事件
 87     func alertView(alertView: UIAlertView, clickedButtonAtIndex buttonIndex: Int)
 88     {
 89         switch buttonIndex
 90         {
 91             case 0:
 92                 println("按钮 1")
 93             case 1:
 94                 println("按钮 2")
 95             case 2:
 96                 println("按钮 3")
 97             case 3:
 98                 println("按钮 4")
 99             default:
100                 println("点击确定")
101         }
102     }
103
104     //取消按钮的事件
105     func alertViewCancel(alertView: UIAlertView)
106     {
107
108     }
109
110     //即将显示时
111     func willPresentAlertView(alertView: UIAlertView)
112     {
113
114     }
115
116     //已经显示时的事件
117     func didPresentAlertView(alertView: UIAlertView)
118     {
119
120     }
121
122     //即将消失时的事件
123     func alertView(alertView: UIAlertView, willDismissWithButtonIndex buttonIndex: Int)
124     {
125
126     }
127
128     //已经消失时的事件
129     func alertView(alertView: UIAlertView, didDismissWithButtonIndex buttonIndex: Int)
130     {
131
132     }
133
134     //编辑任何默认的字段添加的风格之后调用
135     func alertViewShouldEnableFirstOtherButton(alertView: UIAlertView) -> Bool
136     {
137         return false
138     }

UIActionSheet

  1     @IBAction func showActionSheet1()
  2     {
  3         //创建不带红色按钮的操作表
  4         var actionSheet:UIActionSheet = UIActionSheet(title: "请选择分享方向", delegate: self, cancelButtonTitle: "取消", destructiveButtonTitle: nil, otherButtonTitles: "邮件", "短信","微博","微信")
  5
  6         actionSheet.delegate = self
  7
  8         //显示到self.view视图上
  9         actionSheet.showInView(self.view)
 10
 11         //设置标题
 12         actionSheet.title = "新标题"
 13
 14         //设置样式
 15         actionSheet.actionSheetStyle = UIActionSheetStyle.BlackTranslucent
 16
 17         //添加按钮
 18         actionSheet.addButtonWithTitle("新加按钮")
 19
 20         //根据index坐标获取一个按钮的文本
 21         var butIndex = actionSheet.buttonTitleAtIndex(2)
 22
 23         //获取取消按钮的坐标
 24         var cancelIndex = actionSheet.cancelButtonIndex
 25
 26         //获取按钮个数
 27         var butCount = actionSheet.numberOfButtons
 28
 29
 30     }
 31
 32
 33     @IBAction func showActionSheet2()
 34     {
 35
 36         //创建带有红色按钮的操作表
 37         var actionSheet2:UIActionSheet = UIActionSheet(title: "将删除该条评论", delegate: self, cancelButtonTitle: "取消", destructiveButtonTitle: "确定删除")
 38
 39         //显示到self.view视图上
 40         actionSheet2.showInView(self.view)
 41     }
 42
 43
 44     override func viewDidLoad() {
 45         super.viewDidLoad()
 46
 47         titleLabel.text = titleString
 48
 49
 50         // Do any additional setup after loading the view.
 51     }
 52
 53     override func didReceiveMemoryWarning() {
 54         super.didReceiveMemoryWarning()
 55         // Dispose of any resources that can be recreated.
 56     }
 57
 58
 59     /*
 60     // MARK: - Navigation
 61
 62     // In a storyboard-based application, you will often want to do a little preparation before navigation
 63     override func prepareForSegue(segue: UIStoryboardSegue!, sender: AnyObject!) {
 64         // Get the new view controller using segue.destinationViewController.
 65         // Pass the selected object to the new view controller.
 66     }
 67     */
 68
 69     // MARK: - UIActionSheetDelegate
 70
 71     //根据被点击按钮的索引处理点击事件
 72     func actionSheet(actionSheet: UIActionSheet, clickedButtonAtIndex buttonIndex: Int)
 73     {
 74         switch buttonIndex
 75             {
 76         case 0:
 77             println("点击取消")
 78         case 1:
 79             println("1")
 80         case 2:
 81             println("2")
 82         case 3:
 83             println("3")
 84         default:
 85             println("未知")
 86         }
 87     }
 88
 89     //选择取消按钮
 90     func actionSheetCancel(actionSheet: UIActionSheet)
 91     {
 92
 93     }
 94
 95     //即将显示时
 96     func willPresentActionSheet(actionSheet: UIActionSheet)
 97     {
 98
 99     }
100
101     //已显示时
102     func didPresentActionSheet(actionSheet: UIActionSheet)
103     {
104
105     }
106
107     //即将消失
108     func actionSheet(actionSheet: UIActionSheet, willDismissWithButtonIndex buttonIndex: Int)
109     {
110
111     }
112
113     //已消失
114     func actionSheet(actionSheet: UIActionSheet, didDismissWithButtonIndex buttonIndex: Int)
115     {
116
117     }