C# UIView.WithSameCenterY方法代码示例

        public UICustomProgressView()
        {
            currentProgressLabel = new UILabel();
            currentProgressLabel.Text = "10000000";

            ofProgressLabel = new UILabel();
            ofProgressLabel.Text = "of";

            totalProgressLabel = new UILabel();
            totalProgressLabel.Text = "10000000";

            progressNoContainer = new UIView();
            progressNoContainer.BackgroundColor = UIColor.Yellow;
            progressNoContainer.Layer.BorderColor = UIColor.Red.CGColor;
            progressNoContainer.Layer.BorderWidth = 2f;

            progressNoContainer.AddSubviews(new UIView[] { currentProgressLabel, ofProgressLabel, totalProgressLabel });
            progressNoContainer.SubviewsDoNotTranslateAutoresizingMaskIntoConstraints();
            progressNoContainer.AddConstraints(new[]
            {
                currentProgressLabel.AtTopOf(progressNoContainer),
                currentProgressLabel.WithSameCenterX(progressNoContainer).Minus(25),
                currentProgressLabel.Height().EqualTo(30),

                ofProgressLabel.WithSameTop(currentProgressLabel),
                ofProgressLabel.ToRightOf(currentProgressLabel).Plus(5),
                ofProgressLabel.WithSameHeight(currentProgressLabel),

                totalProgressLabel.WithSameBottom(ofProgressLabel),
                totalProgressLabel.ToRightOf(ofProgressLabel).Plus(5),
                totalProgressLabel.WithSameHeight(ofProgressLabel)
            });

            AddSubviews(new[] { progressNoContainer });
            this.SubviewsDoNotTranslateAutoresizingMaskIntoConstraints();
            this.AddConstraints(new[]
            {
                progressNoContainer.WithSameCenterY(this),
                progressNoContainer.WithSameRight(this).Minus(10),
                progressNoContainer.Width().EqualTo(100),
                progressNoContainer.Height().EqualTo(30)
            });
        }

        public LiveVariablesViewController()
        {
            // [OPTIMIZELY] Examples of how to declare live variables (Part 1 of 2)
              liveVariableNumberofItems = OptimizelyVariableKey.OptimizelyKeyWithKey("liveVariableNumberofItems", 4);
              OptimizelyiOS.Optimizely.PreregisterVariableKey(liveVariableNumberofItems);
              liveVariableDiscount = OptimizelyVariableKey.OptimizelyKeyWithKey("liveVariableDiscount", 0.10);
              OptimizelyiOS.Optimizely.PreregisterVariableKey(liveVariableDiscount);
              liveVariableBool = OptimizelyVariableKey.OptimizelyKeyWithKey("liveVariableBool", false);
              OptimizelyiOS.Optimizely.PreregisterVariableKey(liveVariableBool);

              // create list of objects
              storeItems = new List<LiveVariableView>();

              View.BackgroundColor = Styling.Colors.BackgroundColor;

              var centerX = new UIView();
              var centerY = new UIView();

              // [OPTIMIZELY] Examples of how to use live variable values (Part 2 of 2)
              double discount = (double)OptimizelyiOS.Optimizely.NumberForKey(liveVariableDiscount);

              discountLabel = new UILabel
              {
            BackgroundColor = Styling.Colors.Green,
            Text = string.Format("TAKE {0}% OFF FROM NOW UNTIL 9/15", discount * 100),
            Font = UIFont.FromName("Gotham-Medium", 11),
            TextColor = UIColor.White,
            TextAlignment = UITextAlignment.Center
              };

              OptimizelyiOS.Optimizely.RegisterCallbackForVariableWithKey(liveVariableDiscount, OnDiscountChanged);

              var view1 = new LiveVariableView("Images/Gear1", "Standard Widget", 3.99, discount);
              var view2 = new LiveVariableView("Images/Gear2", "Standard Widget Pack", 6.99, discount);
              var view3 = new LiveVariableView("Images/Gear3", "Deluxe Widget", 9.99, discount);
              var view4 = new LiveVariableView("Images/Gear4", "Deluxe Widget Pack", 12.99, discount);
              var view5 = new LiveVariableView("Images/Gear5", "Premium Widget", 15.99, discount);
              var view6 = new LiveVariableView("Images/Gear6", "Premium Widget Pack", 18.99, discount);

              storeItems.AddRange(new [] { view1, view2, view3, view4, view5, view6 });

              View.AddSubviews(centerX, centerY, discountLabel, view1, view2, view3, view4);
              View.SubviewsDoNotTranslateAutoresizingMaskIntoConstraints();
              View.AddConstraints(
            centerX.WithSameCenterX(View),
            centerY.WithSameCenterY(View),

            discountLabel.WithSameTop(View),
            discountLabel.WithSameLeft(View),
            discountLabel.WithSameRight(View),
            discountLabel.Height().EqualTo(30),

            view1.Below(discountLabel).Plus(10),
            view1.WithSameLeft(View).Plus(10),
            view1.WithSameRight(centerX).Minus(5),
            view1.Above(centerY).Minus(5),

            view2.Below(discountLabel).Plus(10),
            view2.WithSameLeft(centerX).Plus(5),
            view2.WithSameRight(View).Minus(10),
            view2.Above(centerY).Minus(5),

            view3.Below(centerY).Plus(5),
            view3.WithSameLeft(View).Plus(10),
            view3.WithSameRight(centerX).Minus(5),
            view3.WithSameHeight(view1),

            view4.Below(centerY).Plus(5),
            view4.WithSameLeft(centerX).Plus(5),
            view4.WithSameRight(View).Minus(10),
            view4.WithSameHeight(view1)
              );
        }

        public WelcomeController()
        {
            View.BackgroundColor = Styling.Colors.WelcomeBackgroundColor;

              var welcomeView = new UIView
              {
            BackgroundColor = UIColor.White,
            ClipsToBounds = true,
              };
              welcomeView.Layer.CornerRadius = 8;

              var image = new UIImageView
              {
            Image = UIImage.FromBundle("Images/blueLogoWelcomeScreen"),
            ContentMode = UIViewContentMode.ScaleAspectFit
              };

              var welcomeLabel = new UILabel
              {
            Text = "Welcome to the\nOptimizely Tutorial App",
            Lines = 2,
            TextAlignment = UITextAlignment.Center,
              };
              welcomeLabel.Font = UIFont.FromName("Gotham-Light", 18);

              var textLabel = new UILabel
              {
            Text = "Please open your browser to\ndevelopers.optimizely.com/ios",
            Lines = 2,
            TextAlignment = UITextAlignment.Center,
              };
              textLabel.Font = UIFont.FromName("Gotham-Light", 14);

              var button = new CustomButton
              {
            BackgroundColor = Styling.Colors.ButtonGreen,
            TitleText = "Got it. Let's go!"
              };
              // [OPTIMIZELY] Below is an example of if you want to tag
              // ids manually
              // OptimizelyiOS.UIView_Optimizely.GetOptimizelyId(button);

              button.TouchUpInside += Button_TouchUpInside;

              welcomeView.AddSubview(image);
              welcomeView.AddSubview(welcomeLabel);
              welcomeView.AddSubview(textLabel);
              welcomeView.AddSubview(button);

              welcomeView.SubviewsDoNotTranslateAutoresizingMaskIntoConstraints();
              welcomeView.AddConstraints(
            image.WithSameCenterX(welcomeView),
            image.WithSameTop(welcomeView).Plus(40),
            image.WithSameLeft(welcomeView).Plus(30),
            image.WithSameRight(welcomeView).Minus(30),

            welcomeView.WithSameCenterX(welcomeView),
            welcomeLabel.Below(image).Plus(50),
            welcomeLabel.WithSameLeft(welcomeView).Plus(15),
            welcomeLabel.WithSameRight(welcomeView).Minus(15),

            textLabel.WithSameCenterX(welcomeView),
            textLabel.Below(welcomeLabel).Plus(50),
            textLabel.WithSameWidth(welcomeLabel),

            button.WithSameCenterX(welcomeView),
            button.Below(textLabel).Plus(50),
            button.Width().EqualTo(200),
            button.Height().EqualTo(50)
              );

              View.AddSubview(welcomeView);
              View.SubviewsDoNotTranslateAutoresizingMaskIntoConstraints();

              View.AddConstraints(
            welcomeView.WithSameCenterX(View),
            welcomeView.WithSameCenterY(View).Minus(10),
            welcomeView.WithSameLeft(View).Plus(30),
            welcomeView.WithSameRight(View).Minus(30),
            welcomeView.Width().EqualTo(View.Bounds.Width - 60),
            welcomeView.Height().EqualTo(380)
              );
        }