[Zope-Checkins] CVS: Zope3/lib/python/Zope/App/OFS/Folder - FolderAdder.py:1.1.2.3

[Tres Seaver]

Update of /cvs-repository/Zope3/lib/python/Zope/App/OFS/Folder
In directory cvs.zope.org:/tmp/cvs-serv21198/App/OFS/Folder

Modified Files:
      Tag: Zope-3x-branch
	FolderAdder.py 
Log Message:


 - Add adder for ServiceManagers, including refactoring FolderAdder
   to indirect lookup of addables through overridable method.


=== Zope3/lib/python/Zope/App/OFS/Folder/FolderAdder.py 1.1.2.2 => 1.1.2.3 ===
 
 
+    def _listAddables( self ):
+        """
+            Derived classes override this to change the registry
+            in which factories are looked up.
+        """
+        return ContentAddables.getAddables( self._folder )
+
     def listAddableInfo( self ):
         """
             Return a sequence of mappings for the addables for our
             folder.
         """
-        return map( self._extractAdderInfo, ContentAddables.getAddables( self._folder ) )
-
+        return map( self._extractAdderInfo, self._listAddables() )
 
     def action( self, id, type_name, REQUEST=None):
         """