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     }