Source code for sibl_gui.components.core.collectionsOutliner.nodes
#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
**nodes.py**
**Platform:**
Windows, Linux, Mac Os X.
**Description:**
Defines the :class:`sibl_gui.components.core.collectionsOutliner.collectionsOutliner.CollectionsOutliner`
Component Interface class nodes.
**Others:**
"""
#**********************************************************************************************************************
#*** Future imports.
#**********************************************************************************************************************
from __future__ import unicode_literals
#**********************************************************************************************************************
#*** External imports.
#**********************************************************************************************************************
from PyQt4.QtCore import Qt
#**********************************************************************************************************************
#*** Internal imports.
#**********************************************************************************************************************
import foundations.verbose
import sibl_gui.ui.nodes
#**********************************************************************************************************************
#*** Module attributes.
#**********************************************************************************************************************
__author__ = "Thomas Mansencal"
__copyright__ = "Copyright (C) 2008 - 2014 - Thomas Mansencal"
__license__ = "GPL V3.0 - http://www.gnu.org/licenses/"
__maintainer__ = "Thomas Mansencal"
__email__ = "thomas.mansencal@gmail.com"
__status__ = "Production"
__all__ = ["LOGGER", "OverallCollectionNode"]
LOGGER = foundations.verbose.installLogger()
#**********************************************************************************************************************
#*** Module classes and definitions.
#**********************************************************************************************************************
[docs]class OverallCollectionNode(sibl_gui.ui.nodes.GraphModelNode):
"""
Defines :class:`sibl_gui.components.core.collectionsOutliner.collectionsOutliner.CollectionsOutliner`
Component Interface class Model **Overall** collection node.
"""
__family = "OverallCollection"
def __init__(self,
name=None,
parent=None,
children=None,
roles=None,
nodeFlags=int(Qt.ItemIsSelectable | Qt.ItemIsEnabled),
attributesFlags=int(Qt.ItemIsSelectable | Qt.ItemIsEnabled),
iconSize=None,
iconPlaceholder=None,
**kwargs):
"""
Initializes the class.
:param name: Node name.
:type name: unicode
:param parent: Node parent.
:type parent: GraphModelNode
:param children: Children.
:type children: list
:param roles: Roles.
:type roles: dict
:param nodeFlags: Node flags.
:type nodeFlags: int
:param attributesFlags: Attributes flags.
:type attributesFlags: int
:param iconSize: Icon size.
:type iconSize: unicode
:param iconPlaceholder: Icon placeholder.
:type iconPlaceholder: QIcon
:param \*\*kwargs: Keywords arguments.
:type \*\*kwargs: \*\*
"""
LOGGER.debug("> Initializing '{0}()' class.".format(self.__class__.__name__))
sibl_gui.ui.nodes.GraphModelNode.__init__(self,
name,
parent,
children,
roles,
nodeFlags,
iconSize,
iconPlaceholder,
**kwargs)
OverallCollectionNode.__initializeNode(self, attributesFlags)
#******************************************************************************************************************
#*** Class methods.
#******************************************************************************************************************
def __initializeNode(self, attributesFlags=int(Qt.ItemIsSelectable | Qt.ItemIsEnabled)):
"""
Initializes the node.
:param attributesFlags: Attributes flags.
:type attributesFlags: int
"""
self["count"] = sibl_gui.ui.nodes.GraphModelAttribute(name="count",
value=sum(node["count"].value for node in self.children),
flags=int(Qt.ItemIsSelectable | Qt.ItemIsEnabled))
self["comment"] = sibl_gui.ui.nodes.GraphModelAttribute(name="comment",
flags=int(Qt.ItemIsSelectable | Qt.ItemIsEnabled))
[docs] def updateNode(self):
"""
Updates the node.
:return: Method success.
:rtype: bool
"""
return self.updateNodeAttributes()
[docs] def updateNodeAttributes(self):
"""
Updates the Node attributes.
:return: Method success.
:rtype: bool
"""
self.count.value = self.count.roles[Qt.DisplayRole] = sum(node.count.value for node in self.children)