maskSecondaryFn
Indicates that the Fn (Function) key is down for a keyboard, mouse, or flag-changed event. This key is found primarily on laptop keyboards.
Declaration
static var maskSecondaryFn: CGEventFlags { get }Indicates that the Fn (Function) key is down for a keyboard, mouse, or flag-changed event. This key is found primarily on laptop keyboards.
static var maskSecondaryFn: CGEventFlags { get }