1 files changed, 11 insertions, 16 deletions
diff --git a/ReckonPrimer.activity/coach.py b/ReckonPrimer.activity/coach.py
index 3406c08..57f95bd 100755
--- a/ReckonPrimer.activity/coach.py
+++ b/ReckonPrimer.activity/coach.py
@@ -31,19 +31,14 @@ class Coach:
         self._dis.offer_coll_to_learner(self._collect)
         # calls back with notify('exerc-selected'... OR 'switch-to-setts'
 
-    def notify(self, (msg, data)):
-        """called by the observed objects"""
-        print("in coach.notify: msg=, data=", (msg, data))
-        if msg == 'setting-done':      # from display
-            self._ex.update_setting(data)
-            self._learner.notify(('start-calcs', self._ex))
-        elif msg == 'exerc-selected':  # from collection
-            self._ex = self._collect.select(data)
-            print('in coach.notify(exerc-selected), _sett=',self._ex._sett)
-            self._learner.notify(('start-calcs', self._ex))
-        elif msg == 'switch-to-setts':  # from display
-            self._ex = self._collect.select(data)
-            self._dis.offer_setting(self._ex)
-        else:
-            raise Error()
-
+    def exercise_selected(self, key):
+        self._ex = self._collect.select(key)
+        self._learner.start_calcs(self._ex)
+    
+    def switch_to_settings(self, key):
+        self._ex = self._collect.select(key)
+        self._dis.offer_setting(self._ex)        
+    
+    def settings_done(self, settings):
+        self._ex.update_setting(settings)
+        self._learner.start_calcs(self._ex)