1 #

     2 # Copyright (c) 2008-2015 Thierry Florac <tflorac AT ulthar.net>

     3 # All Rights Reserved.

     4 #

     5 # This software is subject to the provisions of the Zope Public License,

     6 # Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.

     7 # THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED

     8 # WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

     9 # WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS

    10 # FOR A PARTICULAR PURPOSE.

    11 #

    12 

    13 __docformat__ = 'restructuredtext'

    14 

    15 # import standard packages

    16 

    17 # import interfaces

    18 from zope.interface import Interface

    19 

    20 # import packages

    21 from zope.schema import TextLine, Int

    22 

    23 

    24 #

    25 # Generic interfaces

    26 #

    27 

    28 class IIndexLength(Interface):

    29     """Index length interface"""

    30 

    31     count = Int(title="Indexed elements count")

    32 

    33 

    34 class IUniqueID(Interface):

    35     """Interface used to get unique ID of an object"""

    36 

    37     oid = TextLine(title="Unique ID",

    38                    description="Globally unique identifier of this object can be used to create internal links",

    39                    readonly=True)