/// <summary> /// Constraint height anchor with a constant. /// </summary> public static T ConstraintHeightEqualTo <T>(this T view, nfloat constant, LayoutConstraints constraints = default) where T : UIView { var heightConstraint = view.HeightAnchor.ConstraintEqualTo(constant); if (constraints != null) { constraints.Height = heightConstraint; } heightConstraint.Active = true; return(view); }
/// <summary> /// Constraint width anchor with a constant. /// </summary> public static T ConstraintWidthEqualTo <T>(this T view, nfloat constant, LayoutConstraints constraints = default) where T : UIView { var widthConstraint = view.WidthAnchor.ConstraintEqualTo(constant); if (constraints != null) { constraints.Width = widthConstraint; } widthConstraint.Active = true; return(view); }
/// <summary> /// Constraint centreY anchor to an anchor. /// </summary> public static T ConstraintCentreYEqualTo <T>(this T view, NSLayoutYAxisAnchor anchor, nfloat constant = default, LayoutConstraints constraints = default) where T : UIView { var centerYConstraint = view.CenterYAnchor.ConstraintEqualTo(anchor, constant); if (constraints != null) { constraints.CenterY = centerYConstraint; } centerYConstraint.Active = true; return(view); }
/// <summary> /// Constraint bottom anchor to an anchor. /// </summary> public static T ConstraintBottomEqualTo <T>(this T view, NSLayoutYAxisAnchor anchor, nfloat constant = default, LayoutConstraints constraints = default) where T : UIView { var bottomConstraint = view.BottomAnchor.ConstraintEqualTo(anchor, -constant); if (constraints != null) { constraints.Bottom = bottomConstraint; } bottomConstraint.Active = true; return(view); }
/// <summary> /// Constraint trailing anchor to an anchor. /// </summary> public static T ConstraintTrailingEqualTo <T>(this T view, NSLayoutXAxisAnchor anchor, nfloat constant = default, LayoutConstraints constraints = default) where T : UIView { var trailingConstraint = view.TrailingAnchor.ConstraintEqualTo(anchor, -constant); if (constraints != null) { constraints.Trailing = trailingConstraint; } trailingConstraint.Active = true; return(view); }
/// <summary> /// Constraint top anchor to an anchor. /// </summary> public static T ConstraintTopEqualTo <T>(this T view, NSLayoutYAxisAnchor anchor, nfloat constant = default, LayoutConstraints constraints = default) where T : UIView { var topConstraint = view.TopAnchor.ConstraintEqualTo(anchor, constant); if (constraints != null) { constraints.Top = topConstraint; } topConstraint.Active = true; return(view); }
/// <summary> /// Center in superview by constraining centerX and centerY to superview, respectively. /// </summary> public static T AnchorCenter <T>(this T view, UIOffset offset = default, CGSize size = default, LayoutConstraints constraints = default) where T : UIView { return(view.ActivateConstaints() .ConstraintCentreXEqualTo(view.Superview.CenterXAnchor, offset.Horizontal, constraints) .ConstraintCentreYEqualTo(view.Superview.CenterYAnchor, offset.Vertical, constraints) .ConstraintWidthEqualTo(size.Width, constraints) .ConstraintHeightEqualTo(size.Height, constraints)); }
/// <summary> /// Fill superview by constraining leading, top, trailing and bottom to superview. /// </summary> public static T AnchorFill <T>(this T view, UIEdgeInsets edgeInsets = default, LayoutConstraints constraints = default) where T : UIView { return(view.ActivateConstaints() .ConstraintLeadingEqualTo(view.Superview.LeadingAnchor, edgeInsets.Left, constraints) .ConstraintTopEqualTo(view.Superview.TopAnchor, edgeInsets.Top, constraints) .ConstraintTrailingEqualTo(view.Superview.TrailingAnchor, edgeInsets.Right, constraints) .ConstraintBottomEqualTo(view.Superview.BottomAnchor, edgeInsets.Bottom, constraints)); }
/// <summary> /// Constraint height anchor to an anchor. /// </summary> public static T ConstraintHeightEqualTo <T>(this T view, NSLayoutAnchor <NSLayoutDimension> anchor, LayoutConstraints constraints = default) where T : UIView { var heightConstraint = view.HeightAnchor.ConstraintEqualTo(anchor); if (constraints != null) { constraints.Height = heightConstraint; } heightConstraint.Active = true; return(view); }
/// <summary> /// Constraint width anchor to an anchor. /// </summary> public static T ConstraintWidthEqualTo <T>(this T view, NSLayoutAnchor <NSLayoutDimension> anchor, LayoutConstraints constraints = default) where T : UIView { var widthConstraint = view.WidthAnchor.ConstraintEqualTo(anchor); var test = new UIView(); if (constraints != null) { constraints.Width = widthConstraint; } widthConstraint.Active = true; return(view); }