Update accessibility for numberd left variable

This commit is contained in:
Pfeil, Scott Robert 2020-06-12 14:43:01 -04:00
parent b987bbc2c1
commit 17a14e0634
2 changed files with 59 additions and 40 deletions

View File

@ -40,7 +40,6 @@ import Foundation
leftLabel.setContentHuggingPriority(.defaultHigh, for: .horizontal)
addMolecule(stack)
stack.restack()
updateAccessibilityLabel()
}
//---------------------------------------------------
@ -76,56 +75,36 @@ import Foundation
// MARK: - Accessibility
//--------------------------------------------------
func getAccessibilityMessage() -> String {
guard let leftLabel = leftLabel.text else {
return eyebrowHeadlineBodyLink.getAccessibilityMessage()
}
return leftLabel + ", " + eyebrowHeadlineBodyLink.getAccessibilityMessage()
}
func updateAccessibilityLabel() {
var message = ""
if let leftLabel = leftLabel.text {
message += leftLabel + ", "
}
if let eyebrowLabel = eyebrowHeadlineBodyLink.eyebrow.text {
message += eyebrowLabel + ", "
}
if let headlineLabel = eyebrowHeadlineBodyLink.headline.text {
message += headlineLabel + ", "
}
if let bodyLabel = eyebrowHeadlineBodyLink.body.text {
message += bodyLabel
}
let linkShowing = eyebrowHeadlineBodyLink.link.titleLabel?.text?.count ?? 0 > 0
isAccessibilityElement = !linkShowing
accessibilityTraits = (isAccessibilityElement && accessoryView != nil) ? .button : .none
eyebrowHeadlineBodyLink.link.isAccessibilityElement = linkShowing
if !linkShowing {
// Make whole cell focusable if no link.
accessibilityLabel = message
accessibilityLabel = getAccessibilityMessage()
accessibilityElements = nil
} else if let accessoryView = accessoryView {
// Both caret and link. Read all content on caret.
accessoryView.accessibilityLabel = getAccessibilityMessage()
accessibilityElements = [accessoryView, eyebrowHeadlineBodyLink.link]
} else {
var elements: [UIView] = []
// Only link. Manually add accessibility elements to ensure they are read in the right order.
var elements: [Any] = []
if let leftLabelText = leftLabel.text, !leftLabelText.isEmpty {
elements.append(leftLabel)
}
if let eyeBrowText = eyebrowHeadlineBodyLink.eyebrow.text, !eyeBrowText.isEmpty {
elements.append(eyebrowHeadlineBodyLink.eyebrow)
if let otherElements = eyebrowHeadlineBodyLink.getAccessibilityElements() {
elements.append(otherElements)
}
if let headlineText = eyebrowHeadlineBodyLink.headline.text, !headlineText.isEmpty {
elements.append(eyebrowHeadlineBodyLink.headline)
}
if let bodyText = eyebrowHeadlineBodyLink.body.text, !bodyText.isEmpty {
elements.append(eyebrowHeadlineBodyLink.body)
}
if linkShowing {
elements.append(eyebrowHeadlineBodyLink.link)
}
accessibilityElements = elements
}
}

View File

@ -69,4 +69,44 @@ import UIKit
open override class func estimatedHeight(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?) -> CGFloat? {
return 65
}
//--------------------------------------------------
// MARK: - Accessibility Helpers
//--------------------------------------------------
/// Returns the labels text in one message.
func getAccessibilityMessage() -> String {
var message = ""
if let eyebrowLabel = eyebrow.text {
message += eyebrowLabel + ", "
}
if let headlineLabel = headline.text {
message += headlineLabel + ", "
}
if let bodyLabel = body.text {
message += bodyLabel
}
return message
}
/// 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
}
}