system/project.py

@@ -25,12 +25,12 @@ class Project:
         
     def add_selection_observer(self, observer):
         self._selection_observers.append(observer)
-        observer.selection_changed(self.get_selection())
+        #observer.selection_changed(self.get_selection())
 
     def notify_selection_listeners(self, dim_name):
         """Notifies observers"""
         for observer in self._selection_observers:
-            observer.selection_changed(self.get_selection())
+            observer.selection_changed(dim_name, self.get_selection())
 
     def add_dataset_observer(self, observer):
         self._dataset_observers.append(observer)
@@ -43,11 +43,11 @@ class Project:
         
     def set_selection(self, dim_name, selection):
         """Sets a current selection and notify observers"""
-        if self._last_selection != selection: 
+        if self._last_selection != selection:
             self.sel_obj[dim_name] = set(selection)
             self.notify_selection_listeners(dim_name)
             self._last_selection = selection
-
+            
     def get_selection(self):
         """Returns the current selection object"""
         return self.sel_obj