iOS開發——UI篇Swift篇&UIActivityIndicatorView

標籤：

UIActivityIndicatorView

 

 1     override func viewDidLoad() { 2         super.viewDidLoad() 3          4         titleLabel.text = titleString 5          6         // Do any additional setup after loading the view. 7          8         //建立活動指標 9         var activityView:UIActivityIndicatorView = UIActivityIndicatorView(frame: CGRectMake(20, 100, 20, 20))10         11         //添加到視圖上12         self.view.addSubview(activityView)13         14         //啟動15         activityView.startAnimating()16         17         //如果希望指標停止後自動隱藏，只需要設定hidesWhenStopped屬性為YES。預設是YES，設定為NO停止後指標仍會顯示。18         activityView.hidesWhenStopped = true19         20         //停止21         activityView.stopAnimating()22         23         24         //設定屬性風格25         activityView.activityIndicatorViewStyle = UIActivityIndicatorViewStyle.Gray26         27         //擷取應用單利28         var app:UIApplication = UIApplication.sharedApplication()29         30         //設定網路活動指標載入31         app.networkActivityIndicatorVisible = true32         33         34     }

 

 

iOS開發——UI篇Swift篇&UIActivityIndicatorView