NSAccessibilityRadioButton
A role-based protocol that declares the minimum interface necessary for an accessibility element to act as a radio button.
Declaration
protocol NSAccessibilityRadioButton : NSAccessibilityButtonOverview
Use this protocol when you want a user interface element to behave like a radio button—a control for constraining a selection to a single element from several elements—in the accessibility hierarchy.
You can further enhance the adopting element by implementing any of the information properties or action methods that the NSAccessibilityProtocol protocol declares.