Merge branch 'bugfix/layout_accessibility_fx' into 'develop'

accessibility and formatting update

See merge request BPHV_MIPS/mvm_core_ui!579

MVMCoreUI/Atomic/Atoms/Buttons/Link/Link.swift

@@ -51,6 +51,7 @@ import UIKit
         guard let model = model as? LinkModel else { return }
         
         setTitle(model.title, for: .normal)
+        accessibilityLabel = model.title
         setTitleColor((model.inverted ? model.enabledColor_inverted : model.enabledColor).uiColor, for: .normal)
         setTitleColor((model.inverted ? model.disabledColor_inverted : model.disabledColor).uiColor, for: .disabled)
         isEnabled = model.enabled

MVMCoreUI/Atomic/Atoms/Views/ImageViewModel.swift

@@ -6,9 +6,12 @@
 //  Copyright © 2019 Verizon Wireless. All rights reserved.
 //
 
-import Foundation
 
 @objcMembers public class ImageViewModel: MoleculeModelProtocol {
+    //--------------------------------------------------
+    // MARK: - Properties
+    //--------------------------------------------------
+    
     public static var identifier: String = "image"
     public var backgroundColor: Color?
     public var moleculeName: String = ImageViewModel.identifier
@@ -23,6 +26,10 @@ import Foundation
     public var cornerRadius: CGFloat?
     public var clipsImage: Bool?
     
+    //--------------------------------------------------
+    // MARK: - Initializer
+    //--------------------------------------------------
+    
     public init(image: String, imageFormat: String? = nil, width: CGFloat? = nil, height: CGFloat? = nil) {
         self.image = image
         self.imageFormat = imageFormat
@@ -30,6 +37,10 @@ import Foundation
         self.height = height
     }
     
+    //--------------------------------------------------
+    // MARK: - Keys
+    //--------------------------------------------------
+    
     private enum CodingKeys: String, CodingKey {
         case moleculeName
         case backgroundColor

MVMCoreUI/Atomic/Atoms/Views/LoadImageView.swift

@@ -6,18 +6,21 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import UIKit
 
 @objcMembers open class LoadImageView: View {
+    //--------------------------------------------------
+    // MARK: - Outlets
+    //--------------------------------------------------
+    
     public let loadingSpinner = MFLoadingSpinner(frame: .zero)
     public let imageView = MFTransparentGIFView(frame: .zero)
+    
+    //--------------------------------------------------
+    // MARK: - Properties
+    //--------------------------------------------------
+    
     public var addSizeConstraintsForAspectRatio = true
     public var shouldNotifyDelegateOnUpdate = true
-    var centerX: NSLayoutConstraint?
-    var centerY: NSLayoutConstraint?
-    var widthConstraint: NSLayoutConstraint?
-    var heightConstraint: NSLayoutConstraint?
-    var loadingSpinnerHeightConstraint: NSLayoutConstraint?
     
     // Allows for a view to hardcode which height to use if there is none in the json.
     var imageWidth: CGFloat?
@@ -35,6 +38,25 @@ import UIKit
     
     private var containerHelper = ContainerHelper()
     
+    open override var accessibilityLabel: String? {
+        get { imageView.accessibilityLabel }
+        set { imageView.accessibilityLabel = newValue }
+    }
+    
+    //--------------------------------------------------
+    // MARK: - Constraint Properties
+    //--------------------------------------------------
+    
+    var centerX: NSLayoutConstraint?
+    var centerY: NSLayoutConstraint?
+    var widthConstraint: NSLayoutConstraint?
+    var heightConstraint: NSLayoutConstraint?
+    var loadingSpinnerHeightConstraint: NSLayoutConstraint?
+    
+    //--------------------------------------------------
+    // MARK: - Initializers
+    //--------------------------------------------------
+    
     public init(pinnedEdges edge: UIRectEdge) {
         edges = edge
         super.init(frame: .zero)
@@ -60,45 +82,18 @@ import UIKit
         set(with: model, delegateObject, additionalData)
     }
     
-    public func pinEdges(_ edge: UIRectEdge) {
+    //--------------------------------------------------
-        edges = edge
+    // MARK: - MVMCoreViewProtocol
-        if edge == UIRectEdge.all {
+    //--------------------------------------------------
-            imageView.setContentHuggingPriority(UILayoutPriority.defaultLow, for: NSLayoutConstraint.Axis.horizontal)
-            imageView.setContentHuggingPriority(UILayoutPriority.defaultLow, for: NSLayoutConstraint.Axis.vertical)
-        } else {
-            imageView.setContentHuggingPriority(UILayoutPriority(rawValue: 900), for: NSLayoutConstraint.Axis.horizontal)
-            imageView.setContentHuggingPriority(UILayoutPriority(rawValue: 900), for: NSLayoutConstraint.Axis.vertical)
-        }
-        
-        if edge.contains(UIRectEdge.top) && edge.contains(UIRectEdge.bottom) {
-            containerHelper.alignVertical(.fill)
-        } else if edge.contains(UIRectEdge.top) {
-            containerHelper.alignVertical(.leading)
-        } else if edge.contains(UIRectEdge.bottom) {
-            containerHelper.alignVertical(.trailing)
-        } else {
-            containerHelper.alignVertical(.center)
-        }
-        
-        if edge.contains(UIRectEdge.left) && edge.contains(UIRectEdge.right) {
-            containerHelper.alignHorizontal(.fill)
-        } else if edge.contains(UIRectEdge.left) {
-            containerHelper.alignHorizontal(.leading)
-        } else if edge.contains(UIRectEdge.right) {
-            containerHelper.alignHorizontal(.trailing)
-        } else {
-            containerHelper.alignHorizontal(.center)
-        }
-    }
     
     override open func setupView() {
         super.setupView()
-        guard subviews.count == 0 else {
+        
-            return
+        guard subviews.count == 0 else { return }
-        }
+        
         clipsToBounds = true
-        setContentHuggingPriority(UILayoutPriority(rawValue: 950), for: NSLayoutConstraint.Axis.horizontal)
+        setContentHuggingPriority(UILayoutPriority(rawValue: 950), for: .horizontal)
-        setContentHuggingPriority(UILayoutPriority(rawValue: 950), for: NSLayoutConstraint.Axis.vertical)
+        setContentHuggingPriority(UILayoutPriority(rawValue: 950), for: .vertical)
         
         // Setup image.
         imageView.translatesAutoresizingMaskIntoConstraints = false;
@@ -125,8 +120,12 @@ import UIKit
         }
     }
     
+    //--------------------------------------------------
+    // MARK: - Methods
+    //--------------------------------------------------
+    
     open func defaultCompletionBlock() -> MVMCoreGetImageBlock {
-        return {image,gifData,_ in MVMCoreDispatchUtility.performBlock(onMainThread: { [weak self] in
+        return { image, gifData,_ in MVMCoreDispatchUtility.performBlock(onMainThread: { [weak self] in
             if let image = image {
                 self?.imageView.image = image
                 self?.layoutIfNeeded()
@@ -139,9 +138,8 @@ import UIKit
     
     open func shouldLoadImage(withName imageName: String?, width: CGFloat) -> Bool {
         // We should load a new image if there is no current image, the image names are different, the width is different, or we are using a fallback image.
-        guard let currentWidth = self.currentImageWidth else {
+        guard let currentWidth = self.currentImageWidth else { return true }
-            return true
+        
-        }
         return (imageView.image == nil && imageView.animatedImage == nil) || imageName != currentImageName || !MVMCoreGetterUtility.cgfequal(width, currentWidth) || isFallbackImage
     }
     
@@ -150,22 +148,61 @@ import UIKit
         if ((imageView.image == nil && imageView.animatedImage == nil) || imageName != currentImageName || isFallbackImage) {
             return true
         }
+        
         // load new image if the width is different
         if let oldWidth = self.currentImageWidth, let newWidth = width, !MVMCoreGetterUtility.cgfequal(oldWidth, newWidth) {
             return true
+            
         } else if (self.currentImageWidth == nil) != (width == nil) {
             return true
         }
+        
         // load new image if the height is different
         if let oldHeight = self.currentImageHeight, let newHeight = height, !MVMCoreGetterUtility.cgfequal(oldHeight, newHeight) {
             return true
+            
         } else if (self.currentImageHeight == nil) || (height == nil) {
             return true
         }
+        
         return false
     }
     
-    // MARK: - Constraints
+    //--------------------------------------------------
+    // MARK: - Constraint Methods
+    //--------------------------------------------------
+    
+    public func pinEdges(_ edge: UIRectEdge) {
+        edges = edge
+        
+        if edge == .all {
+            imageView.setContentHuggingPriority(.defaultLow, for: .horizontal)
+            imageView.setContentHuggingPriority(.defaultLow, for: .vertical)
+        } else {
+            imageView.setContentHuggingPriority(UILayoutPriority(rawValue: 900), for: .horizontal)
+            imageView.setContentHuggingPriority(UILayoutPriority(rawValue: 900), for: .vertical)
+        }
+        
+        if edge.contains(.top) && edge.contains(.bottom) {
+            containerHelper.alignVertical(.fill)
+        } else if edge.contains(.top) {
+            containerHelper.alignVertical(.leading)
+        } else if edge.contains(.bottom) {
+            containerHelper.alignVertical(.trailing)
+        } else {
+            containerHelper.alignVertical(.center)
+        }
+        
+        if edge.contains(.left) && edge.contains(.right) {
+            containerHelper.alignHorizontal(.fill)
+        } else if edge.contains(.left) {
+            containerHelper.alignHorizontal(.leading)
+        } else if edge.contains(.right) {
+            containerHelper.alignHorizontal(.trailing)
+        } else {
+            containerHelper.alignHorizontal(.center)
+        }
+    }
     
     func setHeight(_ height: CGFloat) {
         if let heightConstraint = heightConstraint, MVMCoreGetterUtility.cgfequal(heightConstraint.multiplier, 1) {
@@ -187,9 +224,8 @@ import UIKit
     }
     
     func layoutWillChange(width: CGFloat?, height: CGFloat?, size: CGSize?) -> Bool {
-        guard addSizeConstraintsForAspectRatio else {
+        guard addSizeConstraintsForAspectRatio else { return false }
-            return false
+        
-        }
         let widthWillChange = !MVMCoreGetterUtility.cgfequal(widthConstraint?.constant ?? 0, width ?? 0)
         let heightWillChange = !MVMCoreGetterUtility.cgfequal(heightConstraint?.constant ?? 0, height ?? 0)
         let sizeWillChange = (width == nil || height == nil) && !(size?.equalTo(imageView.image?.size ?? CGSize.zero) ?? false)
@@ -199,11 +235,11 @@ import UIKit
     
     // Constrains the image view to be the size provided. Used to size it to the image to fix aspect fit defect.
     func addConstraints(width: NSNumber?, height: NSNumber?, size: CGSize?) {
+        
         widthConstraint?.isActive = false
         heightConstraint?.isActive = false
-        guard addSizeConstraintsForAspectRatio else {
+        
-            return
+        guard addSizeConstraintsForAspectRatio else { return }
-        }
         
         if let width = width, let height = height {
             setHeight(height.cgfloat())
@@ -221,25 +257,34 @@ import UIKit
         }
     }
     
+    //--------------------------------------------------
+    // MARK: - MoleculeViewProtocol
+    //--------------------------------------------------
+    
     public override func set(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
         self.delegateObject = delegateObject
         super.set(with: model, delegateObject, additionalData)
         
         guard let imageModel = model as? ImageViewModel else { return }
+        
         if let accessibilityString = imageModel.accessibilityText {
             imageView.accessibilityLabel = accessibilityString
             imageView.accessibilityTraits = .staticText
             imageView.isAccessibilityElement = true
         }
+        
         let width = imageModel.width ?? imageWidth
         let height = imageModel.height ?? imageHeight
+        
         // For smoother transitions, set constraints that we know immediately.
         if let width = width, addSizeConstraintsForAspectRatio {
             setWidth(width)
         }
+        
         if let height = height, addSizeConstraintsForAspectRatio {
             setHeight(height)
         }
+        
         if shouldLoadImage(withName: imageModel.image, width: width, height: height) {
             imageView.image = nil
             imageView.animatedImage = nil
@@ -260,7 +305,10 @@ import UIKit
         }
     }
     
-    // MARK: - load functions
+    //--------------------------------------------------
+    // MARK: - Load Methods
+    //--------------------------------------------------
+    
     public func loadImage(withName imageName: String?, format: String? = nil, width: NSNumber? = nil, height: NSNumber? = nil, customFallbackImage: String? = nil, allowServerParameters: Bool = false, localBundle: Bundle? = nil, completionHandler: MVMCoreGetImageBlock? = nil) {
         
         let completionBlock = completionHandler ?? defaultCompletionBlock()
@@ -275,7 +323,7 @@ import UIKit
             
             let finishedLoadingBlock: MVMCoreGetImageBlock = {[weak self] (image, data, isFallbackImage) in MVMCoreDispatchUtility.performBlock(onMainThread: { [weak self] in
                 guard let self = self,
-                    let loadingImageName = self.currentImageName, loadingImageName == imageName else { return }
+                      let loadingImageName = self.currentImageName, loadingImageName == imageName else { return }
                 self.isFallbackImage = isFallbackImage
                 self.loadingSpinner.pause()
                 let layoutWillChange = self.shouldNotifyDelegateOnUpdate ? self.layoutWillChange(width: self.currentImageWidth, height: self.currentImageHeight, size: image?.size) : false
@@ -298,7 +346,7 @@ import UIKit
     }
     
     public func loadCroppedImage(withName imageName:
-        String?, width: NSNumber?, height: NSNumber?, cropRect: CGRect, flipImage: Bool, customFallbackImage: String?) {
+                                    String?, width: NSNumber?, height: NSNumber?, cropRect: CGRect, flipImage: Bool, customFallbackImage: String?) {
         MVMCoreDispatchUtility.performBlock(onMainThread: { [unowned self] in
             self.currentImageName = imageName
             self.loadingSpinner.resumeSpinnerAfterDelay()

MVMCoreUI/Atomic/Molecules/DesignedComponents/List/Device/ListDeviceComplexButtonSmall.swift

@@ -6,8 +6,6 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import Foundation
-
 
 @objcMembers open class ListDeviceComplexButtonSmall: TableViewCell {
     //--------------------------------------------------
@@ -19,7 +17,7 @@ import Foundation
     public let headline = Label(fontStyle: .BoldTitleMedium)
     public let body = Label(fontStyle: .RegularBodySmall)
     public let body2 = Label(fontStyle: .RegularBodySmall)
-    public let button = PillButton(frame: .zero)
+    public let button = PillButton()
     public let rightImageView = LoadImageView()
     public var stack: Stack<StackModel>
     
@@ -99,6 +97,7 @@ import Foundation
     //--------------------------------------------------
     
     func getAccessibilityMessage() -> String? {
+        
         var message = ""
         if let eyebrowText = eyebrow.text, !eyebrowText.isEmpty {
             message += eyebrowText + ", "
@@ -119,10 +118,12 @@ import Foundation
         if let rightImageViewText = rightImageView.imageView.accessibilityLabel, !rightImageViewText.isEmpty {
             message += rightImageViewText
         }
+        
         return message.count > 0 ? message : nil
     }
     
     func updateAccessibilityLabel() {
+        
         if let accessoryView = accessoryView {
             // Both caret and button. Read all content on caret.
             isAccessibilityElement = false

MVMCoreUI/Atomic/Molecules/HeadersAndFooters/MoleculeHeaderView.swift

@@ -8,14 +8,22 @@
 
 import UIKit
 
+
 public class MoleculeHeaderView: MoleculeContainer {
+    //--------------------------------------------------
+    // MARK: - Properties
+    //--------------------------------------------------
+    
     var line = Line()
     
     var headerModel: MoleculeHeaderModel? {
         get { return model as? MoleculeHeaderModel }
     }
     
+    //--------------------------------------------------
     // MARK: - MVMCoreViewProtocol
+    //--------------------------------------------------
+    
     open override func updateView(_ size: CGFloat) {
         super.updateView(size)
         line.updateView(size)
@@ -30,16 +38,16 @@ public class MoleculeHeaderView: MoleculeContainer {
         NSLayoutConstraint.pinViewRight(toSuperview: line, useMargins: true, constant: 0).isActive = true
     }
     
-    // MARK: - MoleculeViewProtocol
     open override func reset() {
         super.reset()
         line.setStyle(.heavy)
     }
     
-    // MARK: - MoleculeViewProtocol
     open override func set(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
         super.set(with: model, delegateObject, additionalData)
+        
         guard let headerModel = headerModel else { return }
+        
         if let lineModel = headerModel.line {
             line.set(with: lineModel, delegateObject, additionalData)
         }

MVMCoreUI/Atomic/Molecules/HorizontalCombinationViews/TwoButtonView.swift

@@ -8,6 +8,7 @@
 
 import UIKit
 
+
 @objcMembers open class TwoButtonView: View, MVMCoreUIViewConstrainingProtocol {
     //--------------------------------------------------
     // MARK: - Properties
@@ -44,6 +45,7 @@ import UIKit
         super.setupView()
         
         stack.translatesAutoresizingMaskIntoConstraints = false
+        isAccessibilityElement = false
         addSubview(stack)
         stack.addArrangedSubview(secondaryButton)
         stack.addArrangedSubview(primaryButton)
@@ -68,6 +70,8 @@ import UIKit
         if secondaryButton.superview != nil {
             equalWidthConstraint?.isActive = true
         }
+        
+        primaryButton.isAccessibilityElement = true
     }
     
     public func showSecondaryButton() {
@@ -80,6 +84,8 @@ import UIKit
         if primaryButton.superview != nil {
             equalWidthConstraint?.isActive = true
         }
+        
+        secondaryButton.isAccessibilityElement = true
     }
     
     public func hidePrimaryButton() {
@@ -89,6 +95,7 @@ import UIKit
             primaryButton.isHidden = true
         }
         
+        primaryButton.isAccessibilityElement = false
         equalWidthConstraint?.isActive = false
     }
     
@@ -99,6 +106,7 @@ import UIKit
             secondaryButton.isHidden = true
         }
         
+        secondaryButton.isAccessibilityElement = false
         equalWidthConstraint?.isActive = false
     }
     

MVMCoreUI/Atomic/Molecules/Items/MoleculeStackItemModel.swift

@@ -6,9 +6,12 @@
 //  Copyright © 2019 Suresh, Kamlesh. All rights reserved.
 //
 
-import Foundation
 
 @objcMembers public class MoleculeStackItemModel: MoleculeContainerModel, StackItemModelProtocol {
+    //--------------------------------------------------
+    // MARK: - Properties
+    //--------------------------------------------------
+    
     public override class var identifier: String {
         return "stackItem"
     }
@@ -16,6 +19,10 @@ import Foundation
     public var percent: Int?
     public var gone: Bool = false
     
+    //--------------------------------------------------
+    // MARK: - Keys
+    //--------------------------------------------------
+    
     private enum CodingKeys: String, CodingKey {
         case spacing
         case percent
@@ -23,10 +30,18 @@ import Foundation
         case moleculeName
     }
     
+    //--------------------------------------------------
+    // MARK: - Initializer
+    //--------------------------------------------------
+    
     public override init(with moleculeModel: MoleculeModelProtocol) {
         super.init(with: moleculeModel)
     }
     
+    //--------------------------------------------------
+    // MARK: - Codec
+    //--------------------------------------------------
+    
     required public init(from decoder: Decoder) throws {
         let typeContainer = try decoder.container(keyedBy: CodingKeys.self)
         spacing = try typeContainer.decodeIfPresent(CGFloat.self, forKey: .spacing)

MVMCoreUI/Atomic/Molecules/Items/StackItem.swift

@@ -6,7 +6,6 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import Foundation
 
 open class StackItem: Container {
     var stackItemModel: StackItemModel? {

MVMCoreUI/Atomic/Molecules/OtherContainers/MoleculeContainer.swift

@@ -8,6 +8,7 @@
 
 import UIKit
 
+
 open class MoleculeContainer: Container {
     
     /// Can be overriden to change how the molecule is added to the hierarchy.
@@ -29,26 +30,32 @@ open class MoleculeContainer: Container {
     }
     
     public override static func nameForReuse(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?) -> String? {
+        
         guard let containerModel = model as? MoleculeContainerModelProtocol,
             let moleculeClass = MoleculeObjectMapping.shared()?.getMoleculeClass(containerModel.molecule),
-            let moleculeName = moleculeClass.nameForReuse(with: containerModel.molecule, delegateObject) else {
+            let moleculeName = moleculeClass.nameForReuse(with: containerModel.molecule, delegateObject)
-                return "\(model.moleculeName)<>"
+            else { return "\(model.moleculeName)<>" }
-        }
+        
         return "\(model.moleculeName)<\(moleculeName)>"
     }
     
     public override class func estimatedHeight(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?) -> CGFloat? {
+        
         guard let containerModel = model as? MoleculeContainerModelProtocol else { return 0 }
+        
         guard let moleculeClass = MoleculeObjectMapping.shared()?.getMoleculeClass(containerModel.molecule),
-            let moleculeHeight = moleculeClass.estimatedHeight(with: containerModel.molecule, delegateObject) else {
+            let moleculeHeight = moleculeClass.estimatedHeight(with: containerModel.molecule, delegateObject)
-            return (containerModel.topPadding ?? 0) + (containerModel.bottomPadding ?? 0)
+            else { return (containerModel.topPadding ?? 0) + (containerModel.bottomPadding ?? 0) }
-        }
+        
         return moleculeHeight + (containerModel.topPadding ?? 0) + (containerModel.bottomPadding ?? 0)
     }
     
     public override class func requiredModules(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, error: AutoreleasingUnsafeMutablePointer<MVMCoreErrorObject?>?) -> [String]? {
+        
         guard let containerModel = model as? MoleculeContainerModelProtocol,
-            let moleculeClass = MoleculeObjectMapping.shared()?.getMoleculeClass(containerModel.molecule) else { return nil }
+            let moleculeClass = MoleculeObjectMapping.shared()?.getMoleculeClass(containerModel.molecule)
+            else { return nil }
+        
         return moleculeClass.requiredModules(with: containerModel.molecule, delegateObject, error: error)
     }
 }

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/BGImageHeadlineBodyButton.swift

@@ -6,27 +6,36 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import Foundation
 
 @objcMembers public class BGImageHeadlineBodyButton: Container {
-    let headlineBody = HeadlineBody(frame: .zero)
+    //--------------------------------------------------
-    let button = PillButton(frame: .zero)
+    // MARK: - Outlets
+    //--------------------------------------------------
+    
+    let headlineBody = HeadlineBody()
+    let button = PillButton()
     let backgroundImageView = LoadImageView(pinnedEdges: .all)
-    let maxWidth: CGFloat = 350.0
+    
-    static let heightConstant: CGFloat = 320.0
+    //--------------------------------------------------
+    // MARK: - Property
+    //--------------------------------------------------
+    
+    let maxWidth: CGFloat = 350
+    static let heightConstant: CGFloat = 320
+    
+    //--------------------------------------------------
+    // MARK: - Constraints
+    //--------------------------------------------------
+    
     var heightConstraint: NSLayoutConstraint?
     
-    // MARK: - MVMCoreViewProtocol
+    //--------------------------------------------------
-    open override func updateView(_ size: CGFloat) {
+    // MARK: - Setup
-        super.updateView(size)
+    //--------------------------------------------------
-        headlineBody.updateView(size)
-        button.updateView(size)
-        backgroundImageView.updateView(size)
-        backgroundImageView.pinEdges(.all)
-     }
     
     open override func setupView() {
         super.setupView()
+        
         heightConstraint = heightAnchor.constraint(equalToConstant: Self.heightConstant)
         heightConstraint?.isActive = true
         
@@ -38,50 +47,94 @@ import Foundation
         container.addSubview(headlineBody)
         container.addSubview(button)
         
-        //Headline view
+        headlineBody.leadingAnchor.constraint(equalTo: container.leadingAnchor).isActive = true
-        headlineBody.leadingAnchor.constraint(equalTo: container.leadingAnchor, constant: 0).isActive = true
+        headlineBody.topAnchor.constraint(equalTo: container.topAnchor).isActive = true
-        headlineBody.topAnchor.constraint(equalTo: container.topAnchor, constant: 0).isActive = true
         
         let headLineBodyWidth = headlineBody.widthAnchor.constraint(equalTo: container.widthAnchor, multiplier: 0.67)
         headLineBodyWidth.priority = UILayoutPriority(rawValue: 999)
         headLineBodyWidth.isActive = true
         headlineBody.widthAnchor.constraint(lessThanOrEqualToConstant: maxWidth).isActive = true
         
-        //Caret view
         button.translatesAutoresizingMaskIntoConstraints = false
-        button.leadingAnchor.constraint(equalTo: container.leadingAnchor, constant: 0).isActive = true
+        button.leadingAnchor.constraint(equalTo: container.leadingAnchor).isActive = true
-        container.bottomAnchor.constraint(greaterThanOrEqualTo: button.bottomAnchor, constant: 0).isActive = true
+        container.bottomAnchor.constraint(greaterThanOrEqualTo: button.bottomAnchor).isActive = true
-        
         button.topAnchor.constraint(equalTo: headlineBody.bottomAnchor, constant: PaddingDefault).isActive = true
         
-        //Background image view
         backgroundImageView.translatesAutoresizingMaskIntoConstraints = false
         backgroundImageView.imageView.contentMode = .scaleAspectFill
         backgroundImageView.pinEdges(.all)
         addSubview(backgroundImageView)
         NSLayoutConstraint.constraintPinSubview(toSuperview: backgroundImageView)
         sendSubviewToBack(backgroundImageView)
+        
+        isAccessibilityElement = true
+        accessibilityHint = button.accessibilityHint
+        accessibilityTraits = button.accessibilityTraits
     }
     
+    //--------------------------------------------------
     // MARK: - MoleculeViewProtocol
+    //--------------------------------------------------
+    
+    open override func updateView(_ size: CGFloat) {
+        super.updateView(size)
+        headlineBody.updateView(size)
+        button.updateView(size)
+        backgroundImageView.updateView(size)
+        backgroundImageView.pinEdges(.all)
+    }
+    
     open override func reset() {
         super.reset()
         headlineBody.reset()
         backgroundImageView.reset()
     }
     
-    // MARK:- MoleculeViewProtocol
     public override class func estimatedHeight(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?) -> CGFloat? {
         return 320
     }
     
-    public override func set(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable : Any]?) {
+    public override func set(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
         super.set(with: model, delegateObject, additionalData)
+        
         guard let model = model as? BGImageHeadlineBodyButtonModel else { return }
+        
         headlineBody.set(with: model.headlineBody, delegateObject, additionalData)
         button.setOptional(with: model.button, delegateObject, additionalData)
         button.isHidden = model.button == nil
         backgroundImageView.set(with: model.image, delegateObject, additionalData)
         backgroundImageView.pinEdges(.all)
+        updateAccessibilityLabel()
+    }
+    
+    //----------------------------------------------------
+    // MARK: - Accessibility
+    //----------------------------------------------------
+    
+    func updateAccessibilityLabel() {
+        
+        var message = ""
+        
+        if let headline = headlineBody.headlineLabel.text, !headline.isEmpty {
+            message += headline + ", "
+        }
+        
+        if let body = headlineBody.messageLabel.text, !body.isEmpty {
+            message += body + ", "
+        }
+        
+        if let backgroundImageText = backgroundImageView.accessibilityLabel, !backgroundImageText.isEmpty {
+            message += backgroundImageText + ", "
+        }
+        
+        if let buttonLabel = button.accessibilityLabel, !buttonLabel.isEmpty {
+            message += buttonLabel
+        }
+        
+        accessibilityLabel = message
+    }
+    
+    open override func accessibilityActivate() -> Bool {
+        return button.accessibilityActivate()
     }
 }

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/BGImageHeadlineBodyButtonModel.swift

@@ -6,42 +6,62 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import UIKit
 
 public class BGImageHeadlineBodyButtonModel: ContainerModel, MoleculeModelProtocol {
+    //--------------------------------------------------
+    // MARK: - Properties
+    //--------------------------------------------------
+    
     public static var identifier: String = "bgImageHeadlineBodyButton"
     public var backgroundColor: Color?
     public var button: ButtonModel?
     public var headlineBody: HeadlineBodyModel
     public var image: ImageViewModel
     
+    //--------------------------------------------------
+    // MARK: - Initializer
+    //--------------------------------------------------
+    
     init(headlineBody: HeadlineBodyModel, image: ImageViewModel) {
         self.headlineBody = headlineBody
         self.image = image
         super.init()
     }
     
-    /// Defaults to set
+    //--------------------------------------------------
+    // MARK: - Defaults
+    //--------------------------------------------------
+    
     public override func setDefaults() {
+        
         if useHorizontalMargins == nil {
             useHorizontalMargins = true
         }
+        
         if useVerticalMargins == nil {
             useVerticalMargins = true
         }
+        
         if topPadding == nil {
             topPadding = PaddingDefault
         }
+        
         if bottomPadding == nil {
             bottomPadding = PaddingDefault
         }
+        
         if image.height == nil {
             image.height = BGImageHeadlineBodyButton.heightConstant
         }
+        
         button?.size = .tiny
         button?.style = .secondary
     }
     
+    //--------------------------------------------------
+    // MARK: - Keys
+    //--------------------------------------------------
+    
     private enum CodingKeys: String, CodingKey {
         case moleculeName
         case backgroundColor
@@ -50,6 +70,10 @@ public class BGImageHeadlineBodyButtonModel: ContainerModel, MoleculeModelProtoc
         case button
     }
     
+    //--------------------------------------------------
+    // MARK: - Codec
+    //--------------------------------------------------
+    
     required public init(from decoder: Decoder) throws {
         let typeContainer = try decoder.container(keyedBy: CodingKeys.self)
         backgroundColor = try typeContainer.decodeIfPresent(Color.self, forKey: .backgroundColor)
@@ -69,4 +93,3 @@ public class BGImageHeadlineBodyButtonModel: ContainerModel, MoleculeModelProtoc
         try container.encodeIfPresent(button, forKey: .button)
     }
 }
-

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/EyebrowHeadlineBodyLink.swift

@@ -6,7 +6,6 @@
 //  Copyright © 2019 Verizon Wireless. All rights reserved.
 //
 
-import UIKit
 
 @objcMembers open class EyebrowHeadlineBodyLink: View {
     //--------------------------------------------------
@@ -76,6 +75,7 @@ import UIKit
     
     /// Returns the labels text in one message.
     func getAccessibilityMessage() -> String? {
+        
         var message = ""
         
         if let eyebrowLabel = eyebrow.text {
@@ -89,24 +89,31 @@ import UIKit
         if let bodyLabel = body.text {
             message += bodyLabel
         }
+        
         return message.count > 0 ? message : nil
     }
     
     /// Returns an array of the appropriate accessibility elements.
     func getAccessibilityElements() -> [Any]? {
+        
         var elements: [UIView] = []
+        
         if eyebrow.hasText {
             elements.append(eyebrow)
         }
+        
         if headline.hasText {
             elements.append(headline)
         }
+        
         if body.hasText {
             elements.append(body)
         }
+        
         if link.titleLabel?.text?.count ?? 0 > 0 {
             elements.append(link)
         }
+        
         return elements.count > 0 ? elements : nil
     }
 }

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/EyebrowHeadlineBodyLinkModel.swift

@@ -6,7 +6,6 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import Foundation
 
 public class EyebrowHeadlineBodyLinkModel: MoleculeModelProtocol {
     //--------------------------------------------------

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/HeadLineBodyCaretLinkImage.swift

@@ -6,26 +6,31 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import Foundation
+
 @objcMembers public class HeadLineBodyCaretLinkImage: Container {
-    let headlineBody = HeadlineBody(frame: .zero)
+    //--------------------------------------------------
-    let caretButton = CaretLink(frame: .zero)
+    // MARK: - Properties
+    //--------------------------------------------------
+    
+    let headlineBody = HeadlineBody()
+    let caretButton = CaretLink()
     let backgroundImageView = LoadImageView(pinnedEdges: .all)
-    let maxWidth: CGFloat = 350.0
+    
-    static let heightConstant: CGFloat = 320.0
+    //--------------------------------------------------
+    // MARK: - Constraints
+    //--------------------------------------------------
+    
+    let maxWidth: CGFloat = 350
+    static let heightConstant: CGFloat = 320
     var heightConstraint: NSLayoutConstraint?
     
-    // MARK: - MVMCoreViewProtocol
+    //--------------------------------------------------
-    open override func updateView(_ size: CGFloat) {
+    // MARK: - Setup
-        super.updateView(size)
+    //--------------------------------------------------
-        headlineBody.updateView(size)
-        caretButton.updateView(size)
-        backgroundImageView.updateView(size)
-        backgroundImageView.pinEdges(.all)
-     }
     
     open override func setupView() {
         super.setupView()
+        
         heightConstraint = heightAnchor.constraint(equalToConstant: Self.heightConstant)
         heightConstraint?.isActive = true
         
@@ -37,7 +42,6 @@ import Foundation
         container.addSubview(headlineBody)
         container.addSubview(caretButton)
         
-        //Headline view
         headlineBody.leadingAnchor.constraint(equalTo: container.leadingAnchor, constant: 0).isActive = true
         headlineBody.topAnchor.constraint(equalTo: container.topAnchor, constant: 0).isActive = true
         
@@ -46,15 +50,10 @@ import Foundation
         headLineBodyWidth.priority = UILayoutPriority(250)
         headLineBodyWidth.isActive = true
         
-        //Caret view
-        caretButton.translatesAutoresizingMaskIntoConstraints = false
         caretButton.leadingAnchor.constraint(equalTo: container.leadingAnchor, constant: 0).isActive = true
         container.bottomAnchor.constraint(equalTo: caretButton.bottomAnchor, constant: 0).isActive = true
-        
         caretButton.topAnchor.constraint(greaterThanOrEqualTo: headlineBody.bottomAnchor, constant: PaddingTwo).isActive = true
         
-        //Background image view
-        backgroundImageView.translatesAutoresizingMaskIntoConstraints = false
         backgroundImageView.imageView.contentMode = .scaleAspectFill
         backgroundImageView.pinEdges(.all)
         addSubview(backgroundImageView)
@@ -62,21 +61,33 @@ import Foundation
         sendSubviewToBack(backgroundImageView)
     }
     
+    //--------------------------------------------------
     // MARK: - MoleculeViewProtocol
+    //--------------------------------------------------
+    
+    open override func updateView(_ size: CGFloat) {
+        super.updateView(size)
+        headlineBody.updateView(size)
+        caretButton.updateView(size)
+        backgroundImageView.updateView(size)
+        backgroundImageView.pinEdges(.all)
+    }
+    
     open override func reset() {
         super.reset()
         headlineBody.reset()
         backgroundImageView.reset()
     }
     
-    // MARK:- MoleculeViewProtocol
     public override class func estimatedHeight(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?) -> CGFloat? {
         return 320
     }
     
-    public override func set(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable : Any]?) {
+    public override func set(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
         super.set(with: model, delegateObject, additionalData)
+        
         guard let model = model as? HeadlineBodyCaretLinkImageModel else { return }
+        
         headlineBody.set(with: model.headlineBody, delegateObject, additionalData)
         caretButton.setOptional(with: model.caretLink, delegateObject, additionalData)
         caretButton.isHidden = model.caretLink == nil

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/HeadlineBody.swift

@@ -6,12 +6,19 @@
 //  Copyright © 2019 Verizon Wireless. All rights reserved.
 //
 
-import UIKit
 
 open class HeadlineBody: View {
+    //--------------------------------------------------
+    // MARK: - Outlets
+    //--------------------------------------------------
     
     let headlineLabel = Label(fontStyle: .BoldTitleLarge)
     let messageLabel = Label(fontStyle: .RegularBodySmall)
+    
+    //--------------------------------------------------
+    // MARK: - Constraints
+    //--------------------------------------------------
+    
     var spaceBetweenLabelsConstant = PaddingOne
     var spaceBetweenLabels: NSLayoutConstraint?
     var leftConstraintTitle: NSLayoutConstraint?
@@ -19,21 +26,30 @@ open class HeadlineBody: View {
     var leftConstraintMessage: NSLayoutConstraint?
     var rightConstraintMessage: NSLayoutConstraint?
     
+    //--------------------------------------------------
+    // MARK: - Methods
+    //--------------------------------------------------
+    
     func hasText() -> Bool {
         return headlineLabel.hasText || messageLabel.hasText
     }
     
     // MARK: - Styling
     func style(with style: HeadlineBodyModel.Style?) {
+        
         switch style {
         case .landingHeader:
             styleLandingPageHeader()
+            
         case .header:
             stylePageHeader()
+            
         case .item:
             styleListItem()
+            
         case .itemHeader:
             styleListItemDivider()
+            
         default: break
         }
     }
@@ -62,13 +78,9 @@ open class HeadlineBody: View {
         spaceBetweenLabelsConstant = 0
     }
     
+    //--------------------------------------------------
     // MARK: - MVMCoreViewProtocol
-    open override func updateView(_ size: CGFloat) {
+    //--------------------------------------------------
-        super.updateView(size)
-        headlineLabel.updateView(size)
-        messageLabel.updateView(size)
-        setSpacing()
-    }
     
     open override func setupView() {
         super.setupView()
@@ -91,7 +103,7 @@ open class HeadlineBody: View {
         messageLabel.setContentHuggingPriority(.required, for: .vertical)
         view.setContentHuggingPriority(.required, for: .vertical)
         
-        headlineLabel.topAnchor.constraint(equalTo: view.topAnchor, constant: 0).isActive = true
+        headlineLabel.topAnchor.constraint(equalTo: view.topAnchor).isActive = true
         
         spaceBetweenLabels = messageLabel.topAnchor.constraint(equalTo: headlineLabel.bottomAnchor, constant: spaceBetweenLabelsConstant)
         spaceBetweenLabels?.isActive = true
@@ -108,7 +120,14 @@ open class HeadlineBody: View {
         rightConstraintMessage = view.rightAnchor.constraint(equalTo: messageLabel.rightAnchor)
         rightConstraintMessage?.isActive = true
         
-        view.bottomAnchor.constraint(equalTo: messageLabel.bottomAnchor, constant: 0).isActive = true
+        view.bottomAnchor.constraint(equalTo: messageLabel.bottomAnchor).isActive = true
+    }
+    
+    open override func updateView(_ size: CGFloat) {
+        super.updateView(size)
+        headlineLabel.updateView(size)
+        messageLabel.updateView(size)
+        setSpacing()
     }
     
     //--------------------------------------------------

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/HeadlineBodyButton.swift

@@ -6,8 +6,6 @@
 //  Copyright © 2019 Verizon Wireless. All rights reserved.
 //
 
-import UIKit
-
 
 @objcMembers open class HeadlineBodyButton: View {
     //------------------------------------------------------

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/HeadlineBodyButtonModel.swift

@@ -6,8 +6,6 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import Foundation
-
 
 public class HeadlineBodyButtonModel: MoleculeModelProtocol {
     //--------------------------------------------------

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/HeadlineBodyCaretLinkImageModel.swift

@@ -6,40 +6,60 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import UIKit
 
 public class HeadlineBodyCaretLinkImageModel: ContainerModel, MoleculeModelProtocol {
+    //--------------------------------------------------
+    // MARK: - Properties
+    //--------------------------------------------------
+    
     public static var identifier: String = "headlineBodyCaretLinkImage"
     public var backgroundColor: Color?
     public var caretLink: CaretLinkModel?
     public var headlineBody: HeadlineBodyModel
     public var image: ImageViewModel
     
+    //--------------------------------------------------
+    // MARK: - Initializer
+    //--------------------------------------------------
+    
     init(headlineBody: HeadlineBodyModel, image: ImageViewModel) {
         self.headlineBody = headlineBody
         self.image = image
         super.init()
     }
     
+    //--------------------------------------------------
+    // MARK: - Defaults
+    //--------------------------------------------------
+    
     /// Defaults to set
     public override func setDefaults() {
+        
         if useHorizontalMargins == nil {
             useHorizontalMargins = true
         }
+        
         if useVerticalMargins == nil {
             useVerticalMargins = true
         }
+        
         if topPadding == nil {
             topPadding = PaddingDefault
         }
+        
         if bottomPadding == nil {
             bottomPadding = PaddingDefault
         }
+        
         if image.height == nil {
             image.height = HeadLineBodyCaretLinkImage.heightConstant
         }
     }
     
+    //--------------------------------------------------
+    // MARK: - Keys
+    //--------------------------------------------------
+    
     private enum CodingKeys: String, CodingKey {
         case moleculeName
         case backgroundColor
@@ -48,6 +68,10 @@ public class HeadlineBodyCaretLinkImageModel: ContainerModel, MoleculeModelProto
         case caretLink
     }
     
+    //--------------------------------------------------
+    // MARK: - Codec
+    //--------------------------------------------------
+    
     required public init(from decoder: Decoder) throws {
         let typeContainer = try decoder.container(keyedBy: CodingKeys.self)
         backgroundColor = try typeContainer.decodeIfPresent(Color.self, forKey: .backgroundColor)

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/HeadlineBodyLink.swift

@@ -6,33 +6,41 @@
 //  Copyright © 2019 Verizon Wireless. All rights reserved.
 //
 
-import UIKit
 
 @objcMembers public class HeadlineBodyLink: View {
+    //--------------------------------------------------
+    // MARK: - Outlets
+    //--------------------------------------------------
     
-    let headlineBody = HeadlineBody(frame: .zero)
+    let headlineBody = HeadlineBody()
     let link = Link()
-    var spaceBetweenConstant: CGFloat = 0.0
+    
+    //--------------------------------------------------
+    // MARK: - Properties
+    //--------------------------------------------------
+    
+    var spaceBetweenConstant: CGFloat = 0
+    
+    //--------------------------------------------------
+    // MARK: - Constraints
+    //--------------------------------------------------
+    
     var spaceBetween: NSLayoutConstraint?
     
-    // MARK: - MVMCoreViewProtocol
+    //--------------------------------------------------
-    open override func updateView(_ size: CGFloat) {
+    // MARK: - Setup
-        super.updateView(size)
+    //--------------------------------------------------
-        headlineBody.updateView(size)
-        link.updateView(size)
-        setSpacing()
-    }
     
     open override func setupView() {
         super.setupView()
-        guard subviews.count == 0 else {
+        
-            return
+        guard subviews.isEmpty else { return }
-        }
+        
         addSubview(headlineBody)
         addSubview(link)
         headlineBody.styleListItem()
         
-        headlineBody.topAnchor.constraint(equalTo: topAnchor, constant: 0).isActive = true
+        headlineBody.topAnchor.constraint(equalTo: topAnchor).isActive = true
         headlineBody.leftAnchor.constraint(equalTo: leftAnchor).isActive = true
         rightAnchor.constraint(greaterThanOrEqualTo: headlineBody.rightAnchor).isActive = true
         var constraint = rightAnchor.constraint(equalTo: headlineBody.rightAnchor)
@@ -50,7 +58,10 @@ import UIKit
         constraint.isActive = true
     }
     
-    // MARK: - Constraining
+    //--------------------------------------------------
+    // MARK: - Methods
+    //--------------------------------------------------
+    
     public func setSpacing() {
         if headlineBody.hasText() && (link.titleLabel?.text?.count ?? 0) > 0 {
             spaceBetween?.constant = spaceBetweenConstant
@@ -59,7 +70,17 @@ import UIKit
         }
     }
     
-    // MARK: - MoleculeViewProtocol
+    //--------------------------------------------------
+    // MARK: - MVMCoreViewProtocol
+    //--------------------------------------------------
+    
+    open override func updateView(_ size: CGFloat) {
+        super.updateView(size)
+        headlineBody.updateView(size)
+        link.updateView(size)
+        setSpacing()
+    }
+    
     open override func reset() {
         super.reset()
         headlineBody.reset()
@@ -67,7 +88,6 @@ import UIKit
         link.reset()
     }
     
-    // MARK:- MoleculeViewProtocol
     open override func set(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
         super.set(with: model, delegateObject, additionalData)
         guard let model = model as? HeadlineBodyLinkModel else { return }

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/HeadlineBodyLinkModel.swift

@@ -8,13 +8,22 @@
 
 import Foundation
 
+
 public struct HeadlineBodyLinkModel: MoleculeModelProtocol {
+    //--------------------------------------------------
+    // MARK: - Properties
+    //--------------------------------------------------
+    
     public static var identifier: String = "headlineBodyLink"
     public var moleculeName: String = HeadlineBodyLinkModel.identifier
     public var headlineBody: HeadlineBodyModel
     public var link: LinkModel
     public var backgroundColor: Color?
     
+    //--------------------------------------------------
+    // MARK: - Initializer
+    //--------------------------------------------------
+    
     public init(headlineBody: HeadlineBodyModel, link: LinkModel) {
         self.headlineBody = headlineBody
         self.link = link

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/Lists/StringAndMoleculeStack/StringAndMoleculeStack.swift

@@ -8,11 +8,15 @@
 
 import UIKit
 
+
 // This class is only temporarily necessary. Eventually we will have initWithModel instad of just init for moleculeviews, which will remove this need.
 open class StringAndMoleculeStack: MoleculeStackView {
     override open func createStackItemsFromModel(_ model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
+        
         guard let model = model as? StackModelProtocol,
-            let molcules = model.molecules as? [MoleculeStackItemModel] else { return }
+            let molcules = model.molecules as? [MoleculeStackItemModel]
+            else { return }
+        
         for stackItemModel in molcules {
             guard let stringAndMoleculeModel = stackItemModel.molecule as? StringAndMoleculeModel,
                 let molecule = MoleculeObjectMapping.shared()?.createMolecule(stringAndMoleculeModel.molecule, delegateObject: delegateObject

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/Lists/StringAndMoleculeStack/StringAndMoleculeView.swift

@@ -6,9 +6,9 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import Foundation
 
 open class StringAndMoleculeView: View {
+    
     var label = Label(fontStyle: .RegularBodySmall)
     var molecule: MoleculeViewProtocol
 
@@ -45,11 +45,9 @@ open class StringAndMoleculeView: View {
     
     override public func setupView() {
         super.setupView()
-        guard subviews.count == 0 else {
-            return
-        }
         
-        translatesAutoresizingMaskIntoConstraints = false
+        guard subviews.count == 0 else { return }
+    
         addSubview(label)
         addSubview(molecule)
         
@@ -82,7 +80,7 @@ open class StringAndMoleculeView: View {
         molecule.reset()
     }
     
-    public override func set(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable : Any]?) {
+    public override func set(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
         super.set(with: model, delegateObject, additionalData)
         guard let model = model as? StringAndMoleculeModel else { return }
         label.text = model.string
@@ -92,7 +90,7 @@ open class StringAndMoleculeView: View {
     func updateLeftViewWidthConstraint(_ percent: CGFloat) {
         percentage = percent
         leftWidthConstraint?.isActive = false
-        leftWidthConstraint = label.widthAnchor.constraint(equalTo: widthAnchor, multiplier: CGFloat(percent/100), constant: 0)
+        leftWidthConstraint = label.widthAnchor.constraint(equalTo: widthAnchor, multiplier: CGFloat(percent / 100), constant: 0)
         leftWidthConstraint?.isActive = true
     }
 }

MVMCoreUI/Atomic/Molecules/VerticalCombinationViews/ThreeHeadlineBodyLink.swift

@@ -6,8 +6,6 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import UIKit
-
 
 open class ThreeHeadlineBodyLink: View {
     //-------------------------------------------------------

MVMCoreUI/Atomic/Organisms/MoleculeStackView.swift

@@ -9,12 +9,16 @@
 
 import UIKit
 
+
 open class MoleculeStackView: Stack<StackModel> {
+    
     var previousModel: MoleculeModelProtocol?
     
     /// Convenience function, adds a molecule to a MoleculeStackItem to the MoleculeStack
     func setup(with views: [View], lastItem: Bool) {
+        
         var models: [MoleculeStackItemModel] = []
+        
         for view in views {
             guard let model = view.model else { return }
             let stackItemModel = MoleculeStackItemModel(with: model)
@@ -22,20 +26,22 @@ open class MoleculeStackView: Stack<StackModel> {
             stackItems.append(stackItem)
             models.append(stackItemModel)
         }
+        
         if let stackModel = stackModel {
             stackModel.molecules = models
         } else {
             model = StackModel(molecules: models)
         }
+        
         restack()
     }
     
-    
-
     // MARK: - Adding to stack
     /// Can be subclassed to create views when we get stack item models and have no views yet
-    open func createStackItemsFromModel(_ model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable : Any]?) {
+    open func createStackItemsFromModel(_ model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
+        
         guard let stackItemModels = stackModel?.molecules else { return }
+        
         for model in stackItemModels {
             if let stackItem = MoleculeObjectMapping.shared()?.createMolecule(model, delegateObject: delegateObject, additionalData: additionalData) as? MoleculeStackItem {
                 stackItems.append(stackItem)
@@ -43,8 +49,8 @@ open class MoleculeStackView: Stack<StackModel> {
         }
     }
     
-    open override func setStackItemsFromModel(_ model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable : Any]?) {
+    open override func setStackItemsFromModel(_ model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
-         // If the items in the stack are different, clear them, create new ones.
+        // If the items in the stack are different, clear them, create new ones.
         if (previousModel == nil) || Self.nameForReuse(with: previousModel!, delegateObject) != Self.nameForReuse(with: model, delegateObject) {
             removeAllItemViews()
             stackItems = []

MVMCoreUI/Atomic/Organisms/Stack.swift

@@ -6,8 +6,6 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import Foundation
-
 
 open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProtocol) {
     //--------------------------------------------------
@@ -34,8 +32,11 @@ open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProto
     
     /// Restacks the existing items.
     open func restack() {
+        
         removeAllItemViews()
+        
         guard let stackModel = stackModel else { return }
+        
         let stackItems = self.stackItems
         self.stackItems = []
         let lastItemIndex = stackModel.molecules.lastIndex { !$0.gone }
@@ -48,6 +49,7 @@ open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProto
         
         isAccessibilityElement = false
         var accessibleViews: [Any] = []
+        
         for (index, view) in stackItems.enumerated() where !stackModel.molecules[index].gone {
             accessibleViews.append(view)
         }
@@ -57,20 +59,20 @@ open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProto
     
     /// Removes all stack items views from the view.
     open func removeAllItemViews() {
-        for item in stackItems {
+        stackItems.forEach { $0.removeFromSuperview() }
-            item.removeFromSuperview()
-        }
     }
     
     /// A convenience function for when the stackItems are containers and we want to update them based on the contained molecules models. If model is nil, stackItem is set to gone. Restacks if necessary.
     open func updateContainedMolecules(with models: [MoleculeModelProtocol?], _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
+        
         guard var stackModel = stackModel else { return }
         var needsRestack = false
+        
         for (index, item) in stackItems.enumerated() {
             guard let container = item as? UIView & ContainerProtocol,
-                let contained = container.view as? MoleculeViewProtocol else {
+                let contained = container.view as? MoleculeViewProtocol
-                    continue
+                else { continue }
-            }
+            
             if let model = models[index] {
                 contained.set(with: model, delegateObject, additionalData)
                 if stackModel.molecules[index].gone {
@@ -120,12 +122,15 @@ open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProto
     
     /// Returns a Stack created with a StackModel and StackItems containing the passed in views.
     public static func createStack(with views: [UIView], axis: NSLayoutConstraint.Axis? = nil, spacing: CGFloat? = nil) -> Stack<StackModel> {
+        
         var items: [StackItem] = []
         var models: [StackItemModel] = []
+        
         for view in views {
             items.append(StackItem(andContain: view))
             models.append(StackItemModel())
         }
+        
         let model = StackModel(molecules: models, axis: axis, spacing: spacing)
         return Stack<StackModel>(with: model, stackItems: items)
     }
@@ -134,10 +139,12 @@ open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProto
     public static func createStack(with viewModels:[(view: UIView, model: StackItemModel)], axis: NSLayoutConstraint.Axis? = nil, spacing: CGFloat? = nil) -> Stack<StackModel> {
         var stackItems: [StackItem] = []
         var models: [StackItemModel] = []
+        
         for item in viewModels {
             stackItems.append(StackItem(andContain: item.view))
             models.append(item.model)
         }
+        
         let model = StackModel(molecules: models, axis: axis, spacing: spacing)
         return Stack<StackModel>(with: model, stackItems: stackItems)
     }
@@ -148,7 +155,9 @@ open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProto
     
     open override func setupView() {
         super.setupView()
+        
         guard contentView.superview == nil else { return }
+        
         MVMCoreUIUtility.setMarginsFor(contentView, leading: 0, top: 0, trailing: 0, bottom: 0)
         translatesAutoresizingMaskIntoConstraints = false
         backgroundColor = .clear
@@ -223,13 +232,16 @@ open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProto
     }
     
     open override class func requiredModules(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, error: AutoreleasingUnsafeMutablePointer<MVMCoreErrorObject?>?) -> [String]? {
+        
         guard let model = model as? T else { return nil }
         var modules: [String] = []
+        
         for case let item in model.molecules {
             if let modulesForMolecule = (MoleculeObjectMapping.shared()?.getMoleculeClass(item))?.requiredModules(with: item, delegateObject, error: error) {
                 modules += modulesForMolecule
             }
         }
+        
         return modules.count > 0 ? modules : nil
     }
     
@@ -239,7 +251,9 @@ open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProto
     
     /// Can be subclassed to set stack items with model when we already have views
     open func setStackItemsFromModel(_ model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
+        
         guard let models = stackModel?.molecules else { return }
+        
         for (index, element) in models.enumerated() {
             (stackItems[index] as? MoleculeViewProtocol)?.set(with: element, delegateObject, additionalData)
         }
@@ -250,31 +264,39 @@ open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProto
     //--------------------------------------------------
     /// Sets the stack with StackItems containing the passed in views and creates a StackModel with StackItems.
     open func setAndCreateModel(with views: [UIView]) {
+        
         var stackItems: [StackItem] = []
         var models: [StackItemModel] = []
+        
         for view in views {
             stackItems.append(StackItem(andContain: view))
             models.append(StackItemModel())
         }
+        
         self.stackItems = stackItems
         model = StackModel(molecules: models)
     }
     
     /// Sets the stack with StackItems containing the passed in views and sets the StackModel with models.
     open func set(with viewModels:[(view: UIView, model: StackItemModel)]) {
+        
         guard var stackModel = self.stackModel else { return }
+        
         var stackItems: [StackItem] = []
         var models: [StackItemModel] = []
+        
         for item in viewModels {
             stackItems.append(StackItem(andContain: item.view))
             models.append(item.model)
         }
+        
         stackModel.molecules = models
         self.stackItems = stackItems
     }
     
     /// Gets the percent modifier. This value is used to help properly calculate percent for stack items when spacing is involved.
     private func getTotalSpace() -> CGFloat {
+        
         guard let stackModel = stackModel else { return 0.0 }
         var totalSpace: CGFloat = 0.0
         var firstMoleculeFound = false
@@ -289,11 +311,13 @@ open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProto
                 totalSpace += (stackModel.useStackSpacingBeforeFirstItem ? spacing : stackItemModel.spacing ?? 0)
             }
         }
+        
         return totalSpace
     }
     
     /// Adds the stack item view
     private func addView(_ view: UIView,_ model: StackItemModelProtocol, totalSpacing: CGFloat, lastItem: Bool) {
+        
         guard let stackModel = self.stackModel else { return }
         guard !model.gone else {
             // Gone views do not show
@@ -307,8 +331,8 @@ open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProto
         if let container = view as? ContainerProtocol {
             let verticalAlignment = (model as? ContainerModelProtocol)?.verticalAlignment ?? (container.view as? MVMCoreUIViewConstrainingProtocol)?.verticalAlignment?() ?? (model.percent == nil && stackModel.axis == .vertical ? .fill : (stackModel.axis == .vertical ? .leading : .center))
             let horizontalAlignment = (model as? ContainerModelProtocol)?.horizontalAlignment ?? (container.view as? MVMCoreUIViewConstrainingProtocol)?.horizontalAlignment?() ?? (stackModel.axis == .vertical || model.percent == nil ? .fill : .leading)
-                container.alignHorizontal(horizontalAlignment)
+            container.alignHorizontal(horizontalAlignment)
-                container.alignVertical(verticalAlignment)
+            container.alignVertical(verticalAlignment)
         }
         
         let first = contentView.subviews.count == 1
@@ -350,6 +374,7 @@ open class Stack<T>: Container where T: (StackModelProtocol & MoleculeModelProto
                 pinView(contentView, toView: view, attribute: .right, relation: .equal, priority: .required, constant: 0)
             }
         }
+        
         stackItems.append(view)
     }
 }

MVMCoreUI/Atomic/Organisms/StackModel.swift

@@ -6,20 +6,28 @@
 //  Copyright © 2020 Verizon Wireless. All rights reserved.
 //
 
-import Foundation
 
 @objcMembers public class StackModel: ContainerModel, StackModelProtocol, MoleculeModelProtocol {
+    //--------------------------------------------------
+    // MARK: - Properties
+    //--------------------------------------------------
+    
     static let defaultSpacing: CGFloat = 16.0
     
     public class var identifier: String {
         return "stack"
     }
+    
     public var backgroundColor: Color?
     public var molecules: [StackItemModelProtocol & MoleculeModelProtocol]
     public var axis: NSLayoutConstraint.Axis = .vertical
     public var spacing: CGFloat = StackModel.defaultSpacing
     public var useStackSpacingBeforeFirstItem = false
     
+    //--------------------------------------------------
+    // MARK: - Initializer
+    //--------------------------------------------------
+    
     public init(molecules: [StackItemModelProtocol & MoleculeModelProtocol], axis: NSLayoutConstraint.Axis? = nil, spacing: CGFloat? = nil) {
         self.molecules = molecules
         if let axis = axis {
@@ -31,6 +39,10 @@ import Foundation
         super.init()
     }
     
+    //--------------------------------------------------
+    // MARK: - Keys
+    //--------------------------------------------------
+    
     private enum CodingKeys: String, CodingKey {
         case moleculeName
         case backgroundColor
@@ -39,6 +51,10 @@ import Foundation
         case spacing
     }
     
+    //--------------------------------------------------
+    // MARK: - Codec
+    //--------------------------------------------------
+    
     required public init(from decoder: Decoder) throws {
         let typeContainer = try decoder.container(keyedBy: CodingKeys.self)
         molecules = try typeContainer.decodeModels(codingKey: .molecules)

MVMCoreUI/Atomic/Templates/MoleculeStackTemplate.swift

@@ -8,10 +8,19 @@
 
 import UIKit
 
+
 open class MoleculeStackTemplate: ThreeLayerViewController, TemplateProtocol {
+    //--------------------------------------------------
+    // MARK: - Properties
+    //--------------------------------------------------
+    
     var observer: NSKeyValueObservation?
     public var templateModel: StackPageTemplateModel?
     
+    //--------------------------------------------------
+    // MARK: - Lifecycle
+    //--------------------------------------------------
+    
     open override func handleNewData() {
         topViewOutsideOfScroll = templateModel?.anchorHeader ?? false
         bottomViewOutsideOfScroll = templateModel?.anchorFooter ?? false
@@ -20,7 +29,7 @@ open class MoleculeStackTemplate: ThreeLayerViewController, TemplateProtocol {
     
     // For subclassing the model.
     open func decodeTemplate(using decoder: JSONDecoder, from data: Data) throws -> StackPageTemplateModel {
-       return try decoder.decode(StackPageTemplateModel.self, from: data)
+        return try decoder.decode(StackPageTemplateModel.self, from: data)
     }
     
     open override func parsePageJSON() throws {
@@ -48,9 +57,9 @@ open class MoleculeStackTemplate: ThreeLayerViewController, TemplateProtocol {
     
     open override func viewForTop() -> UIView? {
         guard let headerModel = templateModel?.header,
-            let molecule = MoleculeObjectMapping.shared()?.createMolecule(headerModel, delegateObject: delegateObjectIVar) else {
+            let molecule = MoleculeObjectMapping.shared()?.createMolecule(headerModel, delegateObject: delegateObjectIVar)
-                return  nil
+            else { return nil }
-        }
+        
         return molecule
     }
     
@@ -62,7 +71,9 @@ open class MoleculeStackTemplate: ThreeLayerViewController, TemplateProtocol {
         moleculeStackModel.useStackSpacingBeforeFirstItem = true
         for stackItem in moleculeStackModel.molecules {
             guard let stackItem = stackItem as? MoleculeStackItemModel,
-                stackItem.useHorizontalMargins == nil else { continue }
+                stackItem.useHorizontalMargins == nil
+                else { continue }
+            
             stackItem.useHorizontalMargins = true
         }
         stack.set(with: moleculeStackModel, delegateObject() as? MVMCoreUIDelegateObject, nil)
@@ -71,13 +82,15 @@ open class MoleculeStackTemplate: ThreeLayerViewController, TemplateProtocol {
     
     override open func viewForBottom() -> UIView? {
         guard let footerModel = templateModel?.footer,
-            let molecule = MoleculeObjectMapping.shared()?.createMolecule(footerModel, delegateObject: delegateObjectIVar) else {
+            let molecule = MoleculeObjectMapping.shared()?.createMolecule(footerModel, delegateObject: delegateObjectIVar)
-            return  nil
+            else { return nil }
-        }
+        
         return molecule
     }
     
-    // MARK: - cache handling
+    //--------------------------------------------------
+    // MARK: - Cache Handling
+    //--------------------------------------------------
     
     /// Adds modules from requiredModules() to the MVMCoreViewControllerMapping.requiredModules map.
     open func updateRequiredModules() {

MVMCoreUI/BaseClasses/Button.swift

@@ -100,7 +100,7 @@ public typealias ButtonAction = (Button) -> ()
         self.model = model
         
         if let backgroundColor = model.backgroundColor {
-           self.backgroundColor = backgroundColor.uiColor
+            self.backgroundColor = backgroundColor.uiColor
         }
         
         if let model = model as? EnableableModelProtocol {
@@ -108,6 +108,7 @@ public typealias ButtonAction = (Button) -> ()
         }
         
         guard let model = model as? ButtonModelProtocol else { return }
+        
         set(with: model.action, delegateObject: delegateObject, additionalData: additionalData)
     }
     
@@ -146,6 +147,8 @@ extension Button: MVMCoreViewProtocol {
     
     /// Will be called only once.
     open func setupView() {
+        isAccessibilityElement = true
+        accessibilityTraits = .button
         translatesAutoresizingMaskIntoConstraints = false
         insetsLayoutMarginsFromSafeArea = false
         titleLabel?.numberOfLines = 0

MVMCoreUI/BaseClasses/TableViewCell.swift

@@ -199,7 +199,7 @@ import UIKit
         caret.accessibilityTraits = .button
         caret.size = .small(.vertical)
         if let size = caret.size?.dimensions() {
-            caret.frame = CGRect(origin: CGPoint.zero, size: size)
+            caret.frame = CGRect(origin: .zero, size: size)
             caretViewWidthSizeObject = MFSizeObject(standardSize: size.width, standardiPadPortraitSize: 9)
             caretViewHeightSizeObject = MFSizeObject(standardSize: size.height, standardiPadPortraitSize: 16)
         }

MVMCoreUI/BaseControllers/ThreeLayerTableViewController.swift

@@ -9,6 +9,7 @@
 import UIKit
 import MVMAnimationFramework
 
+
 open class ThreeLayerTableViewController: ProgrammaticTableViewController {
     // The three main views
     private var topView: UIView?

MVMCoreUI/BaseControllers/ViewController.swift

@@ -485,8 +485,8 @@ import UIKit
     // Needed otherwise when subclassed, the extension gets called.
     open func moleculeLayoutUpdated(_ molecule: MoleculeViewProtocol) {}
     open func getIndexPath(for molecule: ListItemModelProtocol & MoleculeModelProtocol) -> IndexPath? { return nil }
-    open func addMolecules(_ molecules: [ListItemModelProtocol & MoleculeModelProtocol], indexPath: IndexPath, animation: UITableView.RowAnimation) {}
+    open func addMolecules(_ molecules: [ListItemModelProtocol & MoleculeModelProtocol], indexPath: IndexPath, animation: UITableView.RowAnimation) { }
-    open func removeMolecules(_ molecules: [ListItemModelProtocol & MoleculeModelProtocol], animation: UITableView.RowAnimation) {}
+    open func removeMolecules(_ molecules: [ListItemModelProtocol & MoleculeModelProtocol], animation: UITableView.RowAnimation) { }
     
     //--------------------------------------------------
     // MARK: - MVMCoreUIDetailViewProtocol

MVMCoreUI/Containers/Views/Container.swift

@@ -8,7 +8,11 @@
 
 import UIKit
 
+
 open class Container: View, ContainerProtocol {
+    //--------------------------------------------------
+    // MARK: - Properties
+    //--------------------------------------------------
     
     public var view: UIView?
     let containerHelper = ContainerHelper()
@@ -17,10 +21,15 @@ open class Container: View, ContainerProtocol {
         get { return model as? ContainerModelProtocol }
     }
     
-    // MARK:- MoleculeViewProtocol
+    //--------------------------------------------------
+    // MARK: - MoleculeViewProtocol
+    //--------------------------------------------------
+    
     override open func set(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
         super.set(with: model, delegateObject, additionalData)
+        
         guard let containerModel = model as? ContainerModelProtocol else { return }
+        
         containerHelper.set(with: containerModel, for: view as? MVMCoreUIViewConstrainingProtocol)
     }
     
@@ -29,7 +38,10 @@ open class Container: View, ContainerProtocol {
         (view as? MoleculeViewProtocol)?.reset()
     }
     
-    // MARK:- ContainerProtocol
+    //--------------------------------------------------
+    // MARK: - ContainerProtocol
+    //--------------------------------------------------
+    
     open func alignHorizontal(_ alignment: UIStackView.Alignment) {
         containerHelper.alignHorizontal(alignment)
     }
@@ -45,6 +57,7 @@ open class Container: View, ContainerProtocol {
 
 // MARK: - MVMCoreViewProtocol
 public extension Container {
+    
     override func updateView(_ size: CGFloat) {
         super.updateView(size)
         (view as? MVMCoreViewProtocol)?.updateView(size)
@@ -54,6 +67,7 @@ public extension Container {
     /// Will be called only once.
     override func setupView() {
         super.setupView()
+        isAccessibilityElement = false
         backgroundColor = .clear
     }