#!/usr/bin/env python
# Copyright (c) 2009 Stepan Seycek. All rights reserved.
# 
# Redistribution and use in source and binary forms, with or 
# without modification, are permitted provided that the following 
# conditions are met:
# 
#  1. Redistributions of source code must retain the above 
#     copyright notice, this list of conditions and the 
#     following disclaimer.
#  2. Redistributions in binary form must reproduce the above 
#     copyright notice, this list of conditions and the following 
#     disclaimer in the documentation and/or other materials 
#     provided with the distribution.
#  3. All advertising materials mentioning features or use of this 
#     software must display the following acknowledgement: 
#     "This product includes software developed by Stepan Seycek."
#  4. The name Stepan Seycek may not be used to endorse or promote 
#     products derived from this software without specific prior 
#     written permission. 
#
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
# INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY 
# AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 
# THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 
# OF THE POSSIBILITY OF SUCH DAMAGE. 


class Core(object):
    __instance = None

    def __init__(self):
        if Core.__instance:
            raise 'Singleton Core has already been instantiated'
        Core.__instance = self
        self.__project = None

    def getInstance():
        if not Core.__instance:
            Core.__instance = Core()
        return Core.__instance
    getInstance = staticmethod(getInstance)

    def getProject(self):
        return self.__project

    def setProject(self, project):
        self.__project = project

    project = property(getProject, setProject)
