# -*- coding: utf-8 -*- ############################################################################## # # Copyright (c) 2010 Nexedi SA and Contributors. All Rights Reserved. # # WARNING: This program as such is intended to be used by professional # programmers who take the whole responsibility of assessing all potential # consequences resulting from its eventual inadequacies and bugs # End users who are looking for a ready-to-use solution with commercial # guarantees and support are strongly adviced to contract a Free Software # Service Company # # This program is Free Software; you can redistribute it and/or # modify it under the terms of the GNU General Public License # as published by the Free Software Foundation; either version 2 # of the License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. # ############################################################################## import zope.interface from AccessControl import ClassSecurityInfo from Products.ERP5Type import Permissions, interfaces from Products.ERP5.Document.Amount import Amount class VariationMixin: """ Although MappedValue are supposed to be independent of any design choice, we have to implement them as subclasses of Amount in order to make sure they provide a complete variation interface. In particular, we want to be able to call getVariationValue / setVariationValue on a MappedValue. (XXX - NO MORE) XXX - Amount should be remove from here Interesting Idea: properties and categories of the mapped value (not of the predicate) could be handled through additional matrix dimensions rather than through ad-hoc definition. """