支持平臺：iOS

運行環境：iOS

開發語言：swift

開發工具：Xcode

源碼大小：61.43KB

源碼簡介

這個demo是一款模仿iOS8的iMessage的圖片選擇器。在選項列表視圖中可以滾動顯示待選圖片。

源碼運行截圖

源碼片段

override func viewDidLoad() { 
        super.viewDidLoad() 
          
        let tapRecognizer = UITapGestureRecognizer(target: self, action: "presentImagePickerSheet:") 
        self.view.addGestureRecognizer(tapRecognizer) 
    } 
      
    // MARK: Other Methods 
      
    func presentImagePickerSheet(gestureRecognizer: UITapGestureRecognizer) { 
        let authorization = PHPhotopbrary.authorizationStatus() 
          
        if authorization == .NotDetermined { 
            PHPhotopbrary.requestAuthorization({ (status) -> Void in 
                dispatch_async(dispatch_get_main_queue(), { () -> Void in 
                    self.presentImagePickerSheet(gestureRecognizer) 
                }) 
            }) 
              
            return 
        } 
          
        if authorization == .Authorized { 
            var sheet = BRNImagePickerSheet() 
            sheet.numberOfButtons = 3 
            sheet.delegate = self 
            sheet.showInView(self.view) 
        } 
        else { 
            let alertView = UIAlertView(title: NSLocapzedString("An error occurred", comment: "An error occurred"), message: NSLocapzedString("BRNImagePickerSheet needs access to the camera roll", comment: "BRNImagePickerSheet needs access to the camera roll"), delegate: nil, cancelButtonTitle: NSLocapzedString("OK", comment: "OK")) 
            alertView.show() 
        } 
    } 

源碼下載地址：http://down.51cto.com/data/1968726