public static void AddSubviewDockBottom(this UIView containerView, UIView subView, UIEdgeInsets?insets = null)
{
containerView.AddSubviewDock(
subView,
insets,
DockTarget.ToContainer(),
null,
DockTarget.ToContainer(),
DockTarget.ToContainer()
);
}
public static void AddSubviewDock(this UIView containerView, UIView subView, UIEdgeInsets?insets = null, DockTarget leftTarget = null, DockTarget topTarget = null, DockTarget rightTarget = null, DockTarget bottomTarget = null)
{
if (insets == null)
{
insets = UIEdgeInsets.Zero;
}
subView.TranslatesAutoresizingMaskIntoConstraints = false;
containerView.AddSubview(subView);
NSLayoutConstraint leftConstraint = null, topConstraint = null, rightConstraint = null, bottomConstraint = null;
if (leftTarget != null)
{
switch (leftTarget.TargetType)
{
case DockTargetType.DockToContainer:
leftConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Left, NSLayoutRelation.Equal, containerView, NSLayoutAttribute.Left, 1f, insets.Value.Left);
break;
case DockTargetType.DockToView:
leftConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Left, NSLayoutRelation.Equal, leftTarget.View, NSLayoutAttribute.Right, 1.0f, insets.Value.Left);
break;
case DockTargetType.FixedLength:
leftConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Left, NSLayoutRelation.Equal, containerView, NSLayoutAttribute.Left, 1.0f, leftTarget.FixedLength + insets.Value.Left);
break;
case DockTargetType.PercentageOfContainer:
throw new NotSupportedException("PercentageOfContainer is not valid for left dock target");
break;
}
}
if (topTarget != null)
{
switch (topTarget.TargetType)
{
case DockTargetType.DockToContainer:
topConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Top, NSLayoutRelation.Equal, containerView, NSLayoutAttribute.Top, 1f, insets.Value.Top);
break;
case DockTargetType.DockToView:
topConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Top, NSLayoutRelation.Equal, topTarget.View, NSLayoutAttribute.Bottom, 1.0f, insets.Value.Top);
break;
case DockTargetType.FixedLength:
topConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Top, NSLayoutRelation.Equal, containerView, NSLayoutAttribute.Top, 1f, topTarget.FixedLength + insets.Value.Top);
break;
case DockTargetType.PercentageOfContainer:
throw new NotSupportedException("PercentageOfContainer is not valid for top dock target");
break;
}
}
if (rightTarget != null)
{
switch (rightTarget.TargetType)
{
case DockTargetType.DockToContainer:
rightConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Right, NSLayoutRelation.Equal, containerView, NSLayoutAttribute.Right, 1f, -insets.Value.Right);
break;
case DockTargetType.DockToView:
rightConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Right, NSLayoutRelation.Equal, rightTarget.View, NSLayoutAttribute.Left, 1.0f, -insets.Value.Right);
break;
case DockTargetType.FixedLength:
rightConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Width, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1.0f, rightTarget.FixedLength - insets.Value.Right);
break;
case DockTargetType.PercentageOfContainer:
rightConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Width, NSLayoutRelation.Equal, containerView, NSLayoutAttribute.Width, rightTarget.Percentage, -insets.Value.Right);
break;
}
}
if (bottomTarget != null)
{
switch (bottomTarget.TargetType)
{
case DockTargetType.DockToContainer:
bottomConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Bottom, NSLayoutRelation.Equal, containerView, NSLayoutAttribute.Bottom, 1f, -insets.Value.Bottom);
break;
case DockTargetType.DockToView:
bottomConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Bottom, NSLayoutRelation.Equal, bottomTarget.View, NSLayoutAttribute.Top, 1.0f, -insets.Value.Bottom);
break;
case DockTargetType.FixedLength:
bottomConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Height, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1.0f, bottomTarget.FixedLength - insets.Value.Bottom);
break;
case DockTargetType.PercentageOfContainer:
bottomConstraint = NSLayoutConstraint.Create(subView, NSLayoutAttribute.Height, NSLayoutRelation.Equal, containerView, NSLayoutAttribute.Height, bottomTarget.Percentage, -insets.Value.Bottom);
break;
}
}
var constraints = new[] { leftConstraint, topConstraint, rightConstraint, bottomConstraint }.Where(c => c != null).ToArray();
if (constraints.Any())
{
containerView.AddConstraints(constraints);
}
}
public MenuCell(CGRect frame) : base(frame)
{
this.BackgroundColor = UIColor.Clear;
BackgroundView = new UIView {
BackgroundColor = UIColor.Clear
};
//SelectedBackgroundView = new UIView { BackgroundColor = UIColor.Red };
//this.Layer.BorderColor = UIColor.Brown.CGColor;
//this.Layer.BorderWidth = 1;
ContentView.AutoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight;
ContentView.Frame = ContentView.Bounds;
//ContentView.Layer.BorderColor = UIColor.LightGray.CGColor;
//ContentView.Layer.BorderWidth = 1.0f;
ContentView.BackgroundColor = UIColor.Clear;
//ContentView.Layer.CornerRadius = 5.0f;
ContentView.Layer.MasksToBounds = true;
_imageView = new UIImageView(/*UIImage.FromBundle("placeholder.png")*/);
_imageView.Bounds = ContentView.Bounds;
_imageView.Center = ContentView.Center;
_imageView.ContentMode = UIViewContentMode.ScaleAspectFit;
var imageContainerView = new UIView();
imageContainerView.AddSubviewDockFull(_imageView, new UIEdgeInsets(5, 5, 5, 5));
imageContainerView.BackgroundColor = UIColor.Clear;
imageContainerView.Layer.BorderWidth = 2.0f;
imageContainerView.Layer.BorderColor = this.TintColor.CGColor;
imageContainerView.Layer.CornerRadius = 10.0f;
ContentView.AddSubviewDock(imageContainerView, new UIEdgeInsets(0, 0, 0, 0), DockTarget.ToContainer(), DockTarget.ToContainer(), DockTarget.ToFixedLength(ImageWidthHeight), DockTarget.ToFixedLength(ImageWidthHeight /*+20*/));
// create label
_labelView = new UILabel(ContentView.Bounds);
_labelView.TextColor = UIColor.Black;
_labelView.BackgroundColor = UIColor.Clear;
_labelView.Text = "SiteName";
_labelView.Font = _labelView.Font.WithSize(10);
_labelView.Lines = 2;
_labelView.TextAlignment = UITextAlignment.Center;
//_labelView.Layer.BorderWidth = 1;
//_labelView.Layer.BorderColor = UIColor.Black.CGColor;
ContentView.AddSubviewDock(_labelView, new UIEdgeInsets(3, 0, 0, 0), leftTarget: DockTarget.ToContainer(), topTarget: DockTarget.ToView(imageContainerView), rightTarget: DockTarget.ToContainer());
}
