334                 new_value = self.process_form_value(form)

   334                 new_value = self.process_form_value(form)

   335             except ProcessFormError:

   335             except ProcessFormError:

   336                 return True

   336                 return True

   337             except UnmodifiedField:

   337             except UnmodifiedField:

   338                 return False

   338                 return False

   340                 return False # not modified

   340                 return False # not modified

   341             return True

   341             return True

   342         return False

   342         return False

   343 

   343 

   344     def process_form_value(self, form):

   344     def process_form_value(self, form):

   749         res.append((entity.view('combobox'), entity.eid))

   749         res.append((entity.view('combobox'), entity.eid))

   750     return res

   750     return res

   751 

   751 

   752 

   752 

   753 class RelationField(Field):

   753 class RelationField(Field):

   754 

   755 

   755     @staticmethod

   756     @staticmethod

   756     def fromcardinality(card, **kwargs):

   757     def fromcardinality(card, **kwargs):

   757         kwargs.setdefault('widget', fw.Select(multiple=card in '*+'))

   758         kwargs.setdefault('widget', fw.Select(multiple=card in '*+'))

   758         return RelationField(**kwargs)

   759         return RelationField(**kwargs)