Source code for manager.qobjectComponent
#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
**qobjectComponent.py**
**Platform:**
Windows, Linux, Mac Os X.
**Description:**
This module defines the :class:`QObjectComponent` class.
**Others:**
"""
#**********************************************************************************************************************
#*** External imports.
#**********************************************************************************************************************
from PyQt4.QtCore import QObject
from PyQt4.QtCore import pyqtSignal
#**********************************************************************************************************************
#*** Internal imports.
#**********************************************************************************************************************
import foundations.exceptions
import foundations.verbose
#**********************************************************************************************************************
#*** Module attributes.
#**********************************************************************************************************************
__author__ = "Thomas Mansencal"
__copyright__ = "Copyright (C) 2008 - 2012 - Thomas Mansencal"
__license__ = "GPL V3.0 - http://www.gnu.org/licenses/"
__maintainer__ = "Thomas Mansencal"
__email__ = "thomas.mansencal@gmail.com"
__status__ = "Production"
__all__ = ["LOGGER", "QObjectComponent"]
LOGGER = foundations.verbose.installLogger()
#**********************************************************************************************************************
#*** Module classes and definitions.
#**********************************************************************************************************************
[docs]class QObjectComponent(QObject):
"""
This class is the base class for **Manager** package QObject Components.
"""
componentActivated = pyqtSignal()
"""
This signal is emited by the :class:`QObjectComponent` class when the Component is activated. ( pyqtSignal )
"""
componentDeactivated = pyqtSignal()
"""
This signal is emited by the :class:`QObjectComponent` class when the Component is deactivated. ( pyqtSignal )
"""
componentInitialized = pyqtSignal()
"""
This signal is emited by the :class:`QObjectComponent` class when the Component is initialized. ( pyqtSignal )
"""
componentUninitialized = pyqtSignal()
"""
This signal is emited by the :class:`QObjectComponent` class when the Component is uninitialized. ( pyqtSignal )
"""
def __init__(self, parent=None, name=None, *args, **kwargs):
"""
.. Sphinx: Statements updated for auto-documentation purpose.
:param parent: Object parent. ( QObject )
:param name: Component name. ( String )
:param \*args: Arguments. ( \* )
:param \*\*kwargs: Keywords arguments. ( \*\* )
"""
LOGGER.debug("> Initializing '{0}()' class.".format(self.__class__.__name__))
QObject.__init__(self, parent, *args, **kwargs)
# --- Setting class attributes. ---
self.__name = None
self.name = name
self.__activated = False
self.__initialized = False
self.__deactivatable = True
#******************************************************************************************************************
#*** Attributes properties.
#******************************************************************************************************************
@property
def name(self):
"""
This method is the property for **self.__name** attribute.
:return: self.__name. ( String )
"""
return self.__name
@name.setter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(AssertionError)
def name(self, value):
"""
This method is the setter method for **self.__name** attribute.
:param value: Attribute value. ( String )
"""
if value is not None:
assert type(value) in (str, unicode), "'{0}' attribute: '{1}' type is not 'str' or 'unicode'!".format("name", value)
self.__name = value
@name.deleter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
[docs] def name(self):
"""
This method is the deleter method for **self.__name** attribute.
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is not deletable!".format(self.__class__.__name__, "name"))
@property
def activated(self):
"""
This method is the property for **self.__activated** attribute.
:return: self.__activated. ( Boolean )
"""
return self.__activated
@activated.setter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(AssertionError)
def activated(self, value):
"""
This method is the setter method for **self.__activated** attribute.
:param value: Attribute value. ( Boolean )
"""
if value is not None:
assert type(value) is bool, "'{0}' attribute: '{1}' type is not 'bool'!".format("activated", value)
self.componentActivated.emit() if value else self.componentDeactivated.emit()
self.__activated = value
@activated.deleter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
[docs] def activated(self):
"""
This method is the deleter method for **self.__activated** attribute.
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is not deletable!".format(self.__class__.__name__, "activated"))
@property
def initialized(self):
"""
This method is the property for **self.__initialized** attribute.
:return: self.__initialized. ( Boolean )
"""
return self.__initialized
@initialized.setter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(AssertionError)
def initialized(self, value):
"""
This method is the setter method for **self.__initialized** attribute.
:param value: Attribute value. ( Boolean )
"""
if value is not None:
assert type(value) is bool, "'{0}' attribute: '{1}' type is not 'bool'!".format("initialized", value)
self.componentInitialized.emit() if value else self.componentUninitialized.emit()
self.__initialized = value
@initialized.deleter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
[docs] def initialized(self):
"""
This method is the deleter method for **self.__initialized** attribute.
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is not deletable!".format(self.__class__.__name__, "initialized"))
@property
def deactivatable(self):
"""
This method is the property for **self.__deactivatable** attribute.
:return: self.__deactivatable. ( Boolean )
"""
return self.__deactivatable
@deactivatable.setter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(AssertionError)
def deactivatable(self, value):
"""
This method is the setter method for **self.__deactivatable** attribute.
:param value: Attribute value. ( Boolean )
"""
if value is not None:
assert type(value) is bool, "'{0}' attribute: '{1}' type is not 'bool'!".format("deactivatable", value)
self.__deactivatable = value
@deactivatable.deleter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
[docs] def deactivatable(self):
"""
This method is the deleter method for **self.__deactivatable** attribute.
"""
raise foundations.exceptions.ProgrammingError("{0} | '{1}' attribute is not deletable!".format(
self.__class__.__name__, "deactivatable"))
#******************************************************************************************************************
#*** Class methods.
#******************************************************************************************************************
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(NotImplementedError)
[docs] def activate(self):
"""
This method sets Component activation state.
:return: Method success. ( Boolean )
"""
raise NotImplementedError("{0} | '{1}' must be implemented by '{2}' subclasses!".format(
self.__class__.__name__, self.deactivate.__name__, self.__class__.__name__))
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(NotImplementedError)
[docs] def deactivate(self):
"""
This method unsets Component activation state.
:return: Method success. ( Boolean )
"""
raise NotImplementedError("{0} | '{1}' must be implemented by '{2}' subclasses!".format(
self.__class__.__name__, self.deactivate.__name__, self.__class__.__name__))
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(NotImplementedError)
[docs] def initialize(self):
"""
This method initializes the Component.
"""
raise NotImplementedError("{0} | '{1}' must be implemented by '{2}' subclasses!".format(
self.__class__.__name__, self.deactivate.__name__, self.__class__.__name__))
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(NotImplementedError)
[docs] def uninitialize(self):
"""
This method uninitializes the Component.
"""
raise NotImplementedError("{0} | '{1}' must be implemented by '{2}' subclasses!".format(
self.__class__.__name__, self.deactivate.__name__, self.__class__.__name__))