Is it possible to assign an accessibility action to a UILabel?

Question

In our current UI, next to certain labels, we have a help-tip button that when clicked, explains the details of what the label references. As such, VoiceOver identifies the

Answer 1

In your UILabel subclass, override accessibilityActivate() and implement whatever double-tapping should do:

override func accessibilityActivate() -> Bool {
    // do things...
    return true
}

If the action can fail, return false in those instances.