lib/sugarcube/notifications.rb in sugarcube-0.8.5 vs lib/sugarcube/notifications.rb in sugarcube-0.8.6

@@ -10,6 +10,17 @@
     else
       NSNotificationCenter.defaultCenter.postNotificationName(self, object:object)
     end
   end
 
+  def add_observer(observer, message, object=nil)
+    NSNotificationCenter.defaultCenter.addObserver(observer,
+            selector: message,
+            name: self,
+            object: object)
+  end
+
+  def remove_observer(observer, object=nil)
+    NSNotificationCenter.defaultCenter.removeObserver(observer, name:self, object:object)
+  end
+
 end