public static IEnumerable <FluentLayout> FullSizeOf(
[NotNull] this UIView view,
[NotNull] UIView parent,
[NotNull] IUILayoutSupport topLayoutGuide,
[NotNull] IUILayoutSupport bottomLayoutGuide,
[CanBeNull] nfloat?margin = null)
{
if (view == null)
{
throw new ArgumentNullException(nameof(view));
}
if (parent == null)
{
throw new ArgumentNullException(nameof(parent));
}
if (topLayoutGuide == null)
{
throw new ArgumentNullException(nameof(topLayoutGuide));
}
if (bottomLayoutGuide == null)
{
throw new ArgumentNullException(nameof(bottomLayoutGuide));
}
return(FullSizeOf(view, parent, topLayoutGuide, bottomLayoutGuide, new Margins((float)margin.GetValueOrDefault(DefaultMargin))));
}
public static IEnumerable <FluentLayout> FullSizeOf(
[NotNull] this UIView view,
[NotNull] UIView parent,
[NotNull] IUILayoutSupport topLayoutGuide,
[NotNull] IUILayoutSupport bottomLayoutGuide,
[NotNull] Margins margins)
{
if (view == null)
{
throw new ArgumentNullException(nameof(view));
}
if (parent == null)
{
throw new ArgumentNullException(nameof(parent));
}
if (topLayoutGuide == null)
{
throw new ArgumentNullException(nameof(topLayoutGuide));
}
if (bottomLayoutGuide == null)
{
throw new ArgumentNullException(nameof(bottomLayoutGuide));
}
if (margins == null)
{
throw new ArgumentNullException(nameof(margins));
}
var nsTopLayoutGuide = Runtime.GetNSObject(topLayoutGuide.Handle);
var nsBottomLayoutGuide = Runtime.GetNSObject(bottomLayoutGuide.Handle);
return(new List <FluentLayout>
{
view.Top().NotNull().EqualTo(margins.Top).NotNull().BottomOf(nsTopLayoutGuide).NotNull().WithIdentifier("Top"),
view.Bottom().NotNull().EqualTo(margins.Bottom).NotNull().TopOf(nsBottomLayoutGuide).NotNull().WithIdentifier("Bottom"),
view.AtLeftOf(parent, margins.Left).NotNull().WithIdentifier("Left"),
view.AtRightOf(parent, margins.Right).NotNull().WithIdentifier("Right")
});
}
public static NSLayoutConstraint AttachToBottomLevelGuide
(
UIView parent,
IUILayoutSupport bottomGuide,
UIView child,
nfloat margin
)
{
NSLayoutConstraint result = NSLayoutConstraint.Create
(
bottomGuide,
NSLayoutAttribute.Top,
NSLayoutRelation.Equal,
child,
NSLayoutAttribute.Bottom,
1,
margin
);
parent.AddConstraint(result);
return(result);
}
/// <summary>
/// Anchors the view below a layout guide.
/// </summary>
/// <param name="view">A view to anchor.</param>
/// <param name="layoutGuide">A layout guide to anchor to.</param>
/// <param name="constant">An offset between the two objects.</param>
/// <returns>The NSLayoutConstraint for the anchor.</returns>
public static NSLayoutConstraint AnchorBelow(this UIView view, IUILayoutSupport layoutGuide, float constant = 0)
{
Throw.IfArgumentNull(layoutGuide, nameof(layoutGuide));
return(UIViewExtensions.Activate(view.TopAnchor.ConstraintEqualTo(layoutGuide.GetBottomAnchor(), constant)));
}
void CreateRegularConstraints()
{
if (regularConstraints?.Length > 0 && sharedConstraints?.Count > 0)
{
return;
}
UILayoutGuide leadingMercuryGuide = NewLayoutGuide("leadingMercuryGuide");
UILayoutGuide leadingVenusGuide = NewLayoutGuide("leadingVenusGuide");
UILayoutGuide leadingEarthGuide = NewLayoutGuide("leadingEarthGuide");
UILayoutGuide leadingMarsGuide = NewLayoutGuide("leadingMarsGuide");
UILayoutGuide leadingJupiterGuide = NewLayoutGuide("leadingJupiterGuide");
UILayoutGuide leadingSaturnGuide = NewLayoutGuide("leadingSaturnGuide");
UILayoutGuide leadingUranusGuide = NewLayoutGuide("leadingUranusGuide");
UILayoutGuide leadingNeptuneGuide = NewLayoutGuide("leadingNeptuneGuide");
UILayoutGuide trailingMercuryGuide = NewLayoutGuide("trailingMercuryGuide");
UILayoutGuide trailingVenusGuide = NewLayoutGuide("trailingVenusGuide");
UILayoutGuide trailingEarthGuide = NewLayoutGuide("trailingEarthGuide");
UILayoutGuide trailingMarsGuide = NewLayoutGuide("trailingMarsGuide");
UILayoutGuide trailingJupiterGuide = NewLayoutGuide("trailingJupiterGuide");
UILayoutGuide trailingSaturnGuide = NewLayoutGuide("trailingSaturnGuide");
UILayoutGuide trailingUranusGuide = NewLayoutGuide("trailingUranusGuide");
UILayoutGuide trailingNeptuneGuide = NewLayoutGuide("trailingNeptuneGuide");
IUILayoutSupport topLayoutGuide = TopLayoutGuide;
var planetsAndGuides = NSDictionary.FromObjectsAndKeys(new object[] {
mercury, venus, earth, mars, jupiter, saturn, uranus, neptune,
leadingMercuryGuide, leadingVenusGuide, leadingEarthGuide, leadingMarsGuide,
leadingJupiterGuide, leadingSaturnGuide, leadingUranusGuide, leadingNeptuneGuide,
trailingMercuryGuide, trailingVenusGuide, trailingEarthGuide, trailingMarsGuide,
trailingJupiterGuide, trailingSaturnGuide, trailingUranusGuide, trailingNeptuneGuide, topLayoutGuide
}, new object[] {
"mercury", "venus", "earth", "mars", "jupiter", "saturn", "uranus", "neptune",
"leadingMercuryGuide", "leadingVenusGuide", "leadingEarthGuide", "leadingMarsGuide",
"leadingJupiterGuide", "leadingSaturnGuide", "leadingUranusGuide", "leadingNeptuneGuide",
"trailingMercuryGuide", "trailingVenusGuide", "trailingEarthGuide", "trailingMarsGuide",
"trailingJupiterGuide", "trailingSaturnGuide", "trailingUranusGuide", "trailingNeptuneGuide", "topLayoutGuide"
});
var topToBottom = NSLayoutConstraint.FromVisualFormat("V:|[topLayoutGuide]-[leadingMercuryGuide]-" +
"[leadingVenusGuide]-[leadingEarthGuide]-[leadingMarsGuide]-" +
"[leadingJupiterGuide][leadingSaturnGuide][leadingUranusGuide]-" +
"[leadingNeptuneGuide]-20-|", NSLayoutFormatOptions.DirectionLeadingToTrailing, null, planetsAndGuides);
sharedConstraints = new List <NSLayoutConstraint> (topToBottom);
SetLayoutIdentifierForArray((NSString)"topToBottom", NSArray.FromObjects(topToBottom));
NewHorizontalArray("|[leadingMercuryGuide][mercury][trailingMercuryGuide]|", "hMercury", planetsAndGuides);
NewHorizontalArray("|[leadingVenusGuide][venus][trailingVenusGuide]|", "hVenus", planetsAndGuides);
NewHorizontalArray("|[leadingEarthGuide][earth][trailingEarthGuide]|", "hEarth", planetsAndGuides);
NewHorizontalArray("|[leadingMarsGuide][mars][trailingMarsGuide]|", "hMars", planetsAndGuides);
NewHorizontalArray("|[leadingJupiterGuide][jupiter][trailingJupiterGuide]|", "hJupiter", planetsAndGuides);
NewHorizontalArray("|[leadingSaturnGuide][saturn][trailingSaturnGuide]|", "hSaturn", planetsAndGuides);
NewHorizontalArray("|[leadingUranusGuide][uranus][trailingUranusGuide]|", "hUranus", planetsAndGuides);
NewHorizontalArray("|[leadingNeptuneGuide][neptune][trailingNeptuneGuide]|", "hNeptune", planetsAndGuides);
sharedConstraints.Add(GuideHeightToPlanet(leadingMercuryGuide, mercury, "guideHeightToMercury"));
sharedConstraints.Add(GuideHeightToPlanet(leadingVenusGuide, venus, "guideHeightToVenus"));
sharedConstraints.Add(GuideHeightToPlanet(leadingEarthGuide, earth, "guideHeightToEarth"));
sharedConstraints.Add(GuideHeightToPlanet(leadingMarsGuide, mars, "guideHeightToMars"));
sharedConstraints.Add(GuideHeightToPlanet(leadingJupiterGuide, jupiter, "guideHeightToJupiter"));
sharedConstraints.Add(GuideHeightToPlanet(leadingSaturnGuide, saturn, "guideHeightToSaturn"));
sharedConstraints.Add(GuideHeightToPlanet(leadingUranusGuide, uranus, "guideHeightToUranus"));
sharedConstraints.Add(GuideHeightToPlanet(leadingNeptuneGuide, neptune, "guideHeightToNeptune"));
mercuryLeadingToTrailing = leadingMercuryGuide.WidthAnchor.ConstraintEqualToAnchor(trailingMercuryGuide.WidthAnchor, .02f);
venusLeadingToTrailing = leadingVenusGuide.WidthAnchor.ConstraintEqualToAnchor(trailingVenusGuide.WidthAnchor, .03f);
earthLeadingToTrailing = leadingEarthGuide.WidthAnchor.ConstraintEqualToAnchor(trailingEarthGuide.WidthAnchor, .06f);
marsLeadingToTrailing = leadingMarsGuide.WidthAnchor.ConstraintEqualToAnchor(trailingMarsGuide.WidthAnchor, .1f);
jupiterLeadingToTrailing = leadingJupiterGuide.WidthAnchor.ConstraintEqualToAnchor(trailingJupiterGuide.WidthAnchor, .2f);
saturnLeadingToTrailing = leadingSaturnGuide.WidthAnchor.ConstraintEqualToAnchor(trailingSaturnGuide.WidthAnchor, 1f);
uranusLeadingToTrailing = leadingUranusGuide.WidthAnchor.ConstraintEqualToAnchor(trailingUranusGuide.WidthAnchor, 2.7f);
neptuneLeadingToTrailing = leadingNeptuneGuide.WidthAnchor.ConstraintEqualToAnchor(trailingNeptuneGuide.WidthAnchor, 10f);
mercuryLeadingToTrailing.SetIdentifier("leadingTrailingAnchorMercury");
venusLeadingToTrailing.SetIdentifier("leadingTrailingAnchorVenus");
earthLeadingToTrailing.SetIdentifier("leadingTrailingAnchorEarth");
marsLeadingToTrailing.SetIdentifier("leadingTrailingAnchorMars");
jupiterLeadingToTrailing.SetIdentifier("leadingTrailingAnchorJupiter");
saturnLeadingToTrailing.SetIdentifier("leadingTrailingAnchorSaturn");
uranusLeadingToTrailing.SetIdentifier("leadingTrailingAnchorUranus");
neptuneLeadingToTrailing.SetIdentifier("leadingTrailingAnchorNeptune");
regularConstraints = new [] {
mercuryLeadingToTrailing, venusLeadingToTrailing, earthLeadingToTrailing, marsLeadingToTrailing,
saturnLeadingToTrailing, jupiterLeadingToTrailing, uranusLeadingToTrailing, neptuneLeadingToTrailing
};
}
public LayoutSupport(IUILayoutSupport layoutGuide, NSLayoutAttribute layoutAttribute)
{
LayoutGuide = layoutGuide;
Attribute = layoutAttribute;
}
public static NSLayoutConstraint AttachToBottomLevelGuide
(
UIView parent,
IUILayoutSupport bottomGuide,
UIView child,
nfloat margin
)
{
NSLayoutConstraint result = NSLayoutConstraint.Create
(
bottomGuide,
NSLayoutAttribute.Top,
NSLayoutRelation.Equal,
child,
NSLayoutAttribute.Bottom,
1,
margin
);
parent.AddConstraint(result);
return result;
}
