Determine when a UIMenuController is dismissed?

Question

Is there a way to determine when a UIMenuController has been dismissed? I have a (non-editable) text area I\'m highlighting when the menu is brought up, and I\'d like to un-high

Answer 1

Swift 3 & 4

NotificationCenter.default.addObserver(
   self,
   selector: #selector(self.didHideEditMenu),
   name: NSNotification.Name.UIMenuControllerDidHideMenu,
   object: nil)

NotificationCenter.default.addObserver(
   self,
   selector: #selector(self.willHideEditMenu),
   name: NSNotification.Name.UIMenuControllerWillHideMenu,
   object: nil)