#
# Copyright (c) 2008-2015 Thierry Florac <tflorac AT ulthar.net>
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
"""PyAMS_utils.interfaces.tree module
The interfaces provided by this module are used to manage trees.
"""
from zope.interface import Interface, Attribute
[docs]class INode(Interface):
"""Tree node interface"""
context = Attribute("Node's context")
label = Attribute("Node's label")
css_class = Attribute("Node's CSS class")
order = Attribute("Node's order")
def get_level(self):
"""Get depth level of current node"""
def has_children(self, filter_value=None):
"""Check if current node has children"""
def get_children(self, filter_value=None):
"""Get list of node children"""
[docs]class ITree(Interface):
"""Tree interface"""
def get_root_nodes(self):
"""Get list of root nodes"""