(bug 348570) TutoriusV2 : Adding properties and minimal introspection on Actions

1 files changed, 47 insertions, 4 deletions

diff --git a/src/sugar/tutorius/actions.py b/src/sugar/tutorius/actions.py
index 12de298..60ccd8b 100644
--- a/src/sugar/tutorius/actions.py
+++ b/src/sugar/tutorius/actions.py
@@ -42,6 +42,13 @@ class Action(object):
         """
         pass #Should raise NotImplemented?
 
+    def get_properties(self):
+        if not hasattr(self, "_props") or self._props is None:
+            self._props = []
+            for i in dir(self.__class__):
+                if type(getattr(self.__class__,i)) is property:
+                    self._props.append(i)
+        return self._props
 
 class OnceWrapper(object):
     """
@@ -71,6 +78,9 @@ class OnceWrapper(object):
         if self._need_undo:
             self._action.undo()
             self._need_undo = False
+        
+    def get_properties(self):
+        return self._action.get_properties()
 
 class DialogMessage(Action):
     """
@@ -82,9 +92,25 @@ class DialogMessage(Action):
     def __init__(self, message, pos=[0,0]):
         super(DialogMessage, self).__init__()
         self._message = message
-        self.position = pos
+        self._position = pos
         self._dialog = None
 
+    def set_message(self, msg):
+        self._message = msg
+        
+    def get_message(self):
+        return self._message
+    
+    message = property(fget=get_message, fset=set_message)
+    
+    def set_pos(self, x, y):
+        self._position = [x, y]
+        
+    def get_pos(self):
+        return self._position
+    
+    position = property(fget=get_pos, fset=set_pos)
+
     def do(self):
         """
             Show the dialog
@@ -115,14 +141,31 @@ class BubbleMessage(Action):
     def __init__(self, message, pos=[0,0], speaker=None, tailpos=None):
         Action.__init__(self)
         self._message = message
-        self.position = pos
+        self._position = pos
 
         self.overlay = None
         self._bubble = None
         self._speaker = None
         self._tailpos = tailpos
 
-
+    def set_message(self, msg):
+        self._message = msg
+    def get_message(self):
+        return self._message
+    message = property(fget=get_message, fset=set_message, doc="Message displayed to the user")
+
+    def set_pos(self, x, y):
+        self._position = [x, y]
+    def get_pos(self):
+        return self.position
+    position = property(fget=get_pos, fset=set_pos, doc="Position in [x, y] on the screen")
+    
+    def set_tail_pos(self, x, y):
+        self._tailpos = [x, y]
+    def get_tail_pos(self):
+        return self._tailpos
+    tail_pos = property(fget=get_tail_pos, fset=set_tail_pos, doc="Position the tail of the bubble must point to")
+    
     def do(self):
         """
             Show the dialog
@@ -135,7 +178,7 @@ class BubbleMessage(Action):
         # draw the overlay.
 
         if not self._bubble:
-            x, y = self.position
+            x, y = self._position
             # TODO: tails are relative to tailpos. They should be relative to
             # the speaking widget. Same of the bubble position.
             self._bubble = overlayer.TextBubble(text=self._message,