gistfile1.swift

enum Settings: Int {
	case Suffix
	case SignificantDigits
	case Count
	
	func toString() -> String {
		switch(self) {
		case .Suffix:
			return "Suffix"
		case .SignificantDigits:
			return "SignificantDigits"
		default:
			return String(self.toRaw())
		}
	}
	
	func defaultValue() -> AnyObject {
		switch(self) {
		case .Suffix:
			return "mm"
		case .SignificantDigits:
			return 2
		default:
			return String(self.toRaw())
		}
	}
	
	func save() {
		let defaults = NSUserDefaults.standardUserDefaults()
		defaults.setObject(self.toRaw(), forKey: self.toString())
		defaults.synchronize()
	}
	
	func value() -> AnyObject {
		return defaults.objectForKey(self.toString())
	}
}