C# UITextField.WithSameTop方法代码示例

        public override void ViewDidLoad()
        {
            View.BackgroundColor = UIColor.White;
            base.ViewDidLoad();

            var button = new UIButton(UIButtonType.RoundedRect);
            button.SetTitle("Search", UIControlState.Normal);
            Add(button);

            var text = new UITextField() { BorderStyle = UITextBorderStyle.RoundedRect };
            Add(text);

            View.SubviewsDoNotTranslateAutoresizingMaskIntoConstraints();

            var set = this.CreateBindingSet<SearchView, SearchViewModel>();
            set.Bind(button).To("Search");
            set.Bind(text).To(vm => vm.SearchText);
            set.Apply();

            var hPadding = 10;
            var vPadding = 10;
            var ButtonWidth = 100;

            View.AddConstraints(

                    button.AtTopOf(View).Plus(vPadding),
                    button.AtRightOf(View).Minus(hPadding),
                    button.Width().EqualTo(ButtonWidth),

                    text.AtLeftOf(View, hPadding),
                    text.ToLeftOf(button, hPadding),
                    text.WithSameTop(button)

                );
        }

        public CustomTextField()
        {
            textField = new UITextField();

              BackgroundColor = UIColor.White;

              Layer.BorderColor = Styling.Colors.BorderColor.CGColor;
              Layer.BorderWidth = 1;
              Layer.CornerRadius = 5;
              ClipsToBounds = true;

              textField.ShouldReturn += (x) =>
              {
            x.ResignFirstResponder();
            return true;
              };

              Add(textField);

              this.SubviewsDoNotTranslateAutoresizingMaskIntoConstraints();

              this.AddConstraints(
            textField.WithSameLeft(this).Plus(5),
            textField.WithSameRight(this).Minus(5),
            textField.WithSameTop(this).Plus(3),
            textField.WithSameBottom(this).Minus(3)
              );
        }

        public override void ViewDidLoad()
        {
            View.BackgroundColor = UIColor.White;
            base.ViewDidLoad();

            // ios7 layout
            if (RespondsToSelector(new Selector("edgesForExtendedLayout")))
                EdgesForExtendedLayout = UIRectEdge.None;

            var fNameLabel = new UILabel {Text = "First"};
            Add(fNameLabel);

            var sNameLabel = new UILabel {Text = "Last"};
            Add(sNameLabel);

            var numberLabel = new UILabel {Text = "#"};
            Add(numberLabel);

            var streetLabel = new UILabel {Text = "Street"};
            Add(streetLabel);

            var townLabel = new UILabel {Text = "Town"};
            Add(townLabel);

            var zipLabel = new UILabel {Text = "Zip"};
            Add(zipLabel);

            var fNameField = new UITextField() { BackgroundColor = UIColor.LightGray, BorderStyle = UITextBorderStyle.RoundedRect };
            Add(fNameField);

            var sNameField = new UITextField() { BackgroundColor = UIColor.LightGray, BorderStyle = UITextBorderStyle.RoundedRect };
            Add(sNameField);

            var numberField = new UITextField() { BackgroundColor = UIColor.LightGray, BorderStyle = UITextBorderStyle.RoundedRect };
            Add(numberField);

            var streetField = new UITextField() { BackgroundColor = UIColor.LightGray, BorderStyle = UITextBorderStyle.RoundedRect };
            Add(streetField);

            var townField = new UITextField() { BackgroundColor = UIColor.LightGray, BorderStyle = UITextBorderStyle.RoundedRect };
            Add(townField);

            var zipField = new UITextField() { BackgroundColor = UIColor.LightGray, BorderStyle = UITextBorderStyle.RoundedRect };
            Add(zipField);

            var debug = new UILabel() { BackgroundColor = UIColor.White, Lines = 0 };
            Add(debug);

            var set = this.CreateBindingSet<FormView, FormViewModel>();
            set.Bind(fNameField).To(vm => vm.FirstName);
            set.Bind(sNameField).To(vm => vm.LastName);
            set.Bind(numberField).To(vm => vm.Number);
            set.Bind(streetField).To(vm => vm.Street);
            set.Bind(townField).To(vm => vm.Town);
            set.Bind(zipField).To(vm => vm.Zip);
            set.Bind(debug).To("FirstName  + ' ' + LastName + ', '  + Number + ' ' + Street + ' ' + Town + ' ' + Zip");
            set.Apply();

            View.SubviewsDoNotTranslateAutoresizingMaskIntoConstraints();

            var hMargin = 10;
            var vMargin = 10;


            View.AddConstraints(

                fNameLabel.AtTopOf(View, vMargin),
                fNameLabel.AtLeftOf(View, hMargin),
                fNameLabel.ToLeftOf(sNameLabel, hMargin),

                sNameLabel.WithSameTop(fNameLabel),
                sNameLabel.AtRightOf(View, hMargin),
                sNameLabel.WithSameWidth(fNameLabel),

                fNameField.WithSameWidth(fNameLabel),
                fNameField.WithSameLeft(fNameLabel),
                fNameField.Below(fNameLabel, vMargin),

                sNameField.WithSameLeft(sNameLabel),
                sNameField.WithSameWidth(sNameLabel),
                sNameField.WithSameTop(fNameField),

                numberLabel.WithSameLeft(fNameLabel),
                numberLabel.ToLeftOf(streetLabel, hMargin),
                numberLabel.Below(fNameField, vMargin),
                numberLabel.WithRelativeWidth(streetLabel, 0.3f),

                streetLabel.WithSameTop(numberLabel),
                streetLabel.AtRightOf(View, hMargin),

                numberField.WithSameLeft(numberLabel),
                numberField.WithSameWidth(numberLabel),
                numberField.Below(numberLabel, vMargin),

                streetField.WithSameLeft(streetLabel),
                streetField.WithSameWidth(streetLabel),
                streetField.WithSameTop(numberField),

                townLabel.WithSameLeft(fNameLabel),
                townLabel.WithSameRight(streetLabel),
//.........这里部分代码省略.........