C# UIAlertView.AddSubview方法代码示例

        public override void ViewDidAppear(bool animated)
        {
            //			if (_isLoaded)
            //			{
            //				DidRotate(new UIInterfaceOrientation());
            //				return;
            //			}

            base.ViewDidAppear (animated);

            AddComponents ();

            Init ();

            var lbl = new UILabel (new RectangleF(100,0,100,30));
            lbl.Text = "Загрузка";
            lbl.BackgroundColor = UIColor.FromRGBA (0, 0, 0, 0);
            lbl.TextColor = UIColor.White;
            var activitySpinner = new UIActivityIndicatorView(UIActivityIndicatorViewStyle.WhiteLarge);
            activitySpinner.Frame = new RectangleF (0,-35,50,50);
            activitySpinner.AutoresizingMask = UIViewAutoresizing.FlexibleMargins;
            activitySpinner.StartAnimating ();
            _alert = new UIAlertView();
            _alert.Frame.Size = new SizeF (60, 60);
            _alert.AddSubview(activitySpinner);
            _alert.AddSubview (lbl);
            _alert.Show();
            _twitterConection.GeTwittstByTag(_tag, GetNumberOfRows());
            _isSelected = false;
        }

        public override void ViewDidLoad()
        {
            base.ViewDidLoad();

            _client = new TwitterClient();

            var loading = new UIAlertView("Downloading Tweets", "Please wait...", null, null, null);
            loading.Show();

            var indicator = new UIActivityIndicatorView(UIActivityIndicatorViewStyle.WhiteLarge);
            indicator.Center = new System.Drawing.PointF(loading.Bounds.Width / 2, loading.Bounds.Size.Height - 40);
            indicator.StartAnimating();
            loading.AddSubview (indicator);

            _client.GetTweetsForUser ("OReillyMedia", tweets =>
            {
                InvokeOnMainThread(() =>
              	{
                    TableView.Source = new TwitterTableViewSource(tweets);
                    TableView.ReloadData();
                    loading.DismissWithClickedButtonIndex (0, true);
                });
            });

            _client.MentionReceived += (object sender, MentionEventArgs args) =>
            {
                InvokeOnMainThread(() =>
                    new UIAlertView("Mention Received", args.Tweet.Text,
                                    null, "Ok", null).Show());
            };
        }

        private UIAlertView CrearAlerta()
        {
            // manejar inicio de sesion aqui.
            String title = "Obteniendo lista de maestros";
            String message = "Descargando lista de maestros";

            // crear spinner
            UIActivityIndicatorView spinner = new UIActivityIndicatorView (UIActivityIndicatorViewStyle.WhiteLarge);

            // Crea la intancia de alerta e inicializa sus valores
            UIAlertView alerta = new UIAlertView (title, message, null, null, null);
            alerta.Title = title;
            alerta.Message = message;
            alerta.Delegate = null;

            // mostrar alerta siempre
            alerta.Show ();

            // le damos las coordenadas, lo agregamos y hechamos a andar
            spinner.Center = new System.Drawing.PointF (alerta.Bounds.Size.Width / 2,
                                                        alerta.Bounds.Size.Height - 50);

            alerta.AddSubview (spinner);
            spinner.StartAnimating ();

            return alerta;
        }

 private void CreateAlert()
 {
     _alert = new UIAlertView(new RectangleF(10, 56, 300, 200));
     _alert.AlertViewStyle = UIAlertViewStyle.Default;
     _alert.Title = "HashBot";
     _alert.Message = "Загрузка данных...";
     var indicator = new UIActivityIndicatorView(UIActivityIndicatorViewStyle.WhiteLarge);
     indicator.Center = new PointF(139.5f, 100);
     indicator.StartAnimating();
     _alert.AddSubview(indicator);
 }

	    public static void Show(string title)
	    {
			if(_alertView != null){
				_alertView.Title = title;
				return;
			}
			_alertView = new UIAlertView();
			
	    	_alertView.Title = title;
	    	_alertView.Show();
			
			_activityView = new UIActivityIndicatorView(UIActivityIndicatorViewStyle.WhiteLarge);
			
	    	_activityView.Frame = new RectangleF((_alertView.Bounds.Width / 2) - 15, _alertView.Bounds.Height - 50, 30, 30);
	    	_activityView.StartAnimating();
			
			_alertView.AddSubview(_activityView);
	    }

        public override void ViewDidAppear(bool animated)
        {
            base.ViewDidAppear (animated);

            _client = new RemoteDataRepository (_baseUrl);

            var loading = new UIAlertView ("Downloading Session", "Please wait...", null, null, null);

            loading.Show ();

            var indicator = new UIActivityIndicatorView (UIActivityIndicatorViewStyle.WhiteLarge);
            indicator.Center = new System.Drawing.PointF (loading.Bounds.Width / 2, loading.Bounds.Size.Height - 40);
            indicator.StartAnimating ();
            loading.AddSubview (indicator);

            _client.GetSession ("CodeMash-2012", this.SessionSlug, session =>
            {
                InvokeOnMainThread (() =>
                {
                    //new UIAlertView ("Session", session.title, null, "Ok", null).Show ();
                    this.sessionTitleLabel.Text = session.title;
                    this.sessionEndLabel.Text = session.end.ToString ();
                    this.sessionStartLabel.Text = session.start.ToString();
                    this.sessionTwitterHashTagLabel.Text = session.twitterHashTag;
                    loading.DismissWithClickedButtonIndex (0, true);
                }
                );
            }
            );

            // Perform any additional setup after loading the view, typically from a nib.

            //this.TableView.Source = new DataSource (this);

            //			if (!UserInterfaceIdiomIsPhone) {
            //				this.TableView.SelectRow (
            //					NSIndexPath.FromRowSection (0, 0),
            //					false,
            //					UITableViewScrollPosition.Middle
            //				);
            //			}
        }

        public override void ViewDidLoad()
        {
            base.ViewDidLoad ();

            var backgroundImage = UIImage.FromBundle(@"images/appview/bg");
            //this.View.BackgroundColor = UIColor.FromPatternImage(backgroundImage);

            _client = new RemoteDataRepository (_baseUrl);

            var loading = new UIAlertView (" Downloading Speakers", "Please wait...", null, null, null);

            loading.Show ();

            var indicator = new UIActivityIndicatorView (UIActivityIndicatorViewStyle.WhiteLarge);
            indicator.Center = new System.Drawing.PointF (loading.Bounds.Width / 2, loading.Bounds.Size.Height - 40);
            indicator.StartAnimating ();
            loading.AddSubview (indicator);

            _client.GetSpeakers ("CodeMash-2012", speakers =>
            {
                InvokeOnMainThread (() =>
                {
                    TableView.Source = new SpeakersTableViewSource (this, speakers);
                    TableView.ReloadData ();
                    loading.DismissWithClickedButtonIndex (0, true);
                }
                );
            }
            );

            // Perform any additional setup after loading the view, typically from a nib.

            //this.TableView.Source = new DataSource (this);

            if (!UserInterfaceIdiomIsPhone)
                this.TableView.SelectRow (
                    NSIndexPath.FromRowSection (0, 0),
                    false,
                    UITableViewScrollPosition.Middle
                );
        }

        /// <summary>
        /// Shows the alert progress dialog.
        /// </summary>
        /// <param name="title">The title.</param>
        /// <param name="text">The text.</param>
        public static void ShowAlertProgress(string title, string text)
        {
            UIApplication.SharedApplication.InvokeOnMainThread(
                () =>
                {
                    if (_alertView != null)
                    {
                        _alertView.DismissWithClickedButtonIndex(-1, true);
                    }

                    _alertView = new UIAlertView(title, text ?? string.Empty, null, null, null);
                    _alertView.Show();

                    var activityView =
                        new UIActivityIndicatorView(UIActivityIndicatorViewStyle.WhiteLarge)
                        {
                            Frame = new RectangleF((_alertView.Bounds.Width / 2) - 15, _alertView.Bounds.Height - 60, 30, 30)
                        };
                    activityView.StartAnimating();
                    _alertView.AddSubview(activityView);
                });
        }

        public static void Show(string messageText)
        {
            var mb = new UIAlertView{Message = messageText};
            var back = new UIImageView(new UIImage("Images/messageBoxBack.png"));

            mb.Show();
            mb.Subviews[0].Alpha = 0f;
            var label = ((UILabel) mb.Subviews[1]);
            label.TextColor = UIColor.DarkGray;
            label.ShadowColor = UIColor.Clear;
            back.Frame = new RectangleF(0,0,mb.Bounds.Width, mb.Bounds.Height);
            back.Layer.CornerRadius = 15;
            back.Layer.MasksToBounds = true;
            back.Layer.BorderColor = UIColor.FromRGB(193,183,154).CGColor;
            back.Layer.BorderWidth = 2f;

            mb.AddSubview(back);
            mb.SendSubviewToBack(back);
        }

        private void PromptForName(HandlerToUse handlerType)
        {
            UITextField tf = new UITextField (new System.Drawing.RectangleF (12f, 45f, 260f, 25f));
            tf.BackgroundColor = UIColor.White;
            tf.UserInteractionEnabled = true;
            tf.AutocorrectionType = UITextAutocorrectionType.No;
            tf.AutocapitalizationType = UITextAutocapitalizationType.None;
            tf.ReturnKeyType = UIReturnKeyType.Done;
            tf.SecureTextEntry = false;  // Set this to true if you want a password-style text masking

            UIAlertView myAlertView = new UIAlertView()
            {
                Title = "Please enter your name",
                Message = "this is hidden"
            };

            myAlertView.AddButton("Cancel");
            myAlertView.AddButton("Ok");
            myAlertView.AddSubview(tf);

            if (handlerType == HandlerToUse.Delegate)
            {
                myAlertView.Delegate = new MyAlertDelegate(this);
            }
            else
            {
                myAlertView.Clicked += HandleMyAlertViewClicked;
            }

            myAlertView.Transform = MonoTouch.CoreGraphics.CGAffineTransform.MakeTranslation (0f, 110f);
            myAlertView.Show ();
        }

        private void CrearAlerta()
        {
            // manejar inicio de sesion aqui.
            String title = "Validando alumno";
            String message = "Estamos validando el ID y NIP, esperanos un poco...";

            // crear spinner
            UIActivityIndicatorView spinner = new UIActivityIndicatorView (UIActivityIndicatorViewStyle.WhiteLarge);

            // Crea la intancia de alerta e inicializa sus valores
            this.mAlert = new UIAlertView (title, message, null, null, null);
            this.mAlert.Title = title;
            this.mAlert.Message = message;
            this.mAlert.Delegate = null;

            // mostrar alerta siempre
            this.mAlert.Show ();

            // le damos las coordenadas, lo agregamos y hechamos a andar
            spinner.Center = new System.Drawing.PointF (mAlert.Bounds.Size.Width / 2,
                                                        mAlert.Bounds.Size.Height - 50);

            mAlert.AddSubview (spinner);
            spinner.StartAnimating ();
        }

        /// <inheritdoc />
        public override void Show(string caption, object content, ButtonConfig[] buttonConfigs, bool isFullScreen = false)
        {
            Guard.ArgumentNotNull(() => buttonConfigs);

            var stringContent = content as string;

            if (UIDevice.CurrentDevice.CheckSystemVersion(8, 0))
            {
                var alertController = UIAlertController.Create(caption, string.Empty, UIAlertControllerStyle.Alert);
                if (stringContent != null)
                {
                    alertController.Message = stringContent;
                }

                var view = content as UIView;
                if (view != null)
                {
                    UIViewController v = new UIViewController();
                    v.View = view;
                    alertController.SetValueForKey(v, new NSString("contentViewController"));

                    //alertController.View.AddSubview(view);
                }

                foreach (var buttonConfig in buttonConfigs)
                {
                    var alertAction = UIAlertAction.Create(buttonConfig.Text, UIAlertActionStyle.Default, x => buttonConfig.Action());

                    EventHandler<bool> buttonConfigOnEnabledChanged = null;
                    buttonConfigOnEnabledChanged = (sender, isEnabled) => { alertAction.Enabled = isEnabled; };
                    buttonConfig.EnabledChanged += buttonConfigOnEnabledChanged;
                    alertAction.Enabled = buttonConfig.IsEnabled;
                    alertController.AddAction(alertAction);
                }

                this.dispatcherService.CheckBeginInvokeOnUI(() => { UIApplication.SharedApplication.PresentInternal(alertController); });
            }
            else
            {
                var alertView = new UIAlertView
                {
                    AlertViewStyle = UIAlertViewStyle.Default,
                    Title = caption
                };

                if (stringContent != null)
                {
                    alertView.Message = stringContent;
                }

                var view = content as UIView;
                if (view != null)
                {
                    alertView.AddSubview(view);
                }

                foreach (var buttonConfig in buttonConfigs)
                {
                    alertView.AddButton(buttonConfig.Text);
                }

                alertView.Clicked += (s, e) => { buttonConfigs[e.ButtonIndex].Action(); };

                this.dispatcherService.CheckBeginInvokeOnUI(() => { alertView.Show(); });
            }
        }

        public override void ViewDidLoad()
        {
            base.ViewDidLoad ();

            var backgroundImage = UIImage.FromBundle(@"images/appview/bg");
            //this.View.BackgroundColor = UIColor.FromPatternImage(backgroundImage);

            _client = new RemoteDataRepository (_baseUrl);

            var loading = new UIAlertView (" Downloading Sessions", "Please wait...", null, null, null);

            loading.Show ();

            var indicator = new UIActivityIndicatorView (UIActivityIndicatorViewStyle.WhiteLarge);
            indicator.Center = new System.Drawing.PointF (loading.Bounds.Width / 2, loading.Bounds.Size.Height - 40);
            indicator.StartAnimating ();
            loading.AddSubview (indicator);

            //			_client.GetFullConference("CodeMash-2012", conference => {
            //				var connectionString = Path.Combine (Environment.GetFolderPath (Environment.SpecialFolder.MyDocuments), "conferences.db");
            //				var localDatabase = new LocalDatabase(connectionString);
            //				localDatabase.CreateDatabase();
            //
            //				var conferenceMapper = new ConferenceDtoToConferenceEntityMapper();
            //				var conferenceEntity = conferenceMapper.Map(conference);
            //
            //				var sessionMapper = new SessionDtoToSessionEntityMapper();
            //				var sessions = sessionMapper.MapAll(conferenceEntity.Id, conference.sessions.AsEnumerable());
            //				//localDatabase.SaveSessions(sessions);
            //
            //				var speakersMapper = new SessionDtoToSessionEntityMapper();
            //				var speakerEntities = speakersMapper.MapAll(conferenceEntity.Id, conference.speakers.AsEnumerable());
            //				localDatabase.SaveConference(conferenceEntity, sessions, speakers);
            //
            //			});
            _client.GetSessions ("CodeMash-2012", sessions =>
            {
                InvokeOnMainThread (() =>
                {
                    TableView.Source = new SessionsTableViewSource (this, sessions);
                    TableView.ReloadData ();
                    loading.DismissWithClickedButtonIndex (0, true);
                });
            }
            );

            // Perform any additional setup after loading the view, typically from a nib.

            //this.TableView.Source = new DataSource (this);

            if (!UserInterfaceIdiomIsPhone)
                this.TableView.SelectRow (
                    NSIndexPath.FromRowSection (0, 0),
                    false,
                    UITableViewScrollPosition.Middle
                );
        }