I'm playing with AddressBook framework but I can't figure how access the predefined constants.
For example, in my ViewControler I do like below but XCode can't find kABFirstNamePropery. I already added framework 'AddressBook' in my rb_main.rb:
def awakeFromNib
notificationCenter = NSNotificationCenter.defaultCenter
notificationCenter.addObserver(self,
selector: "recordChanged:",
name: ABPeoplePickerNameSelectionDidChangeNotification,
object:peoplePicker)
end
def recordChanged(notification)
people = peoplePicker.selectedRecords
person = people.first
puts kABFirstNameProperty
end