Blog_AccessibilityContainers_3.swift

class CustomCell: UICollectionViewCell {

  @IBOutlet private var contentView: UIView! // Subview of `self`
  @IBOutlet private var titleLabel: UIView! // Subview of `contentView`
  @IBOutlet private var subtitleLabel: UIView! // Subview of `contentView`
  @IBOutlet private var actionLabel: UIView! // Subview of `contentView`

  private func setupAccessibility() {
    contentView.isAccessibilityElement = true

    let contentViewAccessibilityLabel = titleLabel.text + ", " + subtitleLabel.text
    contentView.accessibilityLabel = contentViewAccessibilityLabel

    actionLabel.isAccessibilityElement = true
    actionLabel.accessibilityTraits = UIAccessibilityTraitButton

    self.accessibilityElements = [contentView, actionLabel] // This determines the order as well
    self.isAccessibilityElement = false // This is important!
  }
  
}