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# coding: utf-8
# /*##########################################################################
#
# Copyright (C) 2016-2018 European Synchrotron Radiation Facility
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
# ###########################################################################*/
__authors__ = ["V. Valls"]
__license__ = "MIT"
__date__ = "16/10/2020"
from .AbstractModel import AbstractModel
class DataModelAdaptor(AbstractModel):
def __init__(self, parent=None, model=None):
if model is None:
raise ValueError("Model expected")
super(DataModelAdaptor, self).__init__(parent)
self.__model = model
if self.__model is not None:
self.__model.changed.connect(self.__modelChanged)
def __modelChanged(self):
self.wasChanged()
def isValid(self):
return self.__model.isValid()
def fromModel(self, data):
raise NotImplementedError("It have to be implemented by inheritance")
def toModel(self, data):
raise NotImplementedError("It have to be implemented by inheritance")
def value(self):
value = self.__model.value()
value = self.fromModel(value)
return value
def setValue(self, value):
value = self.toModel(value)
self.__model.setValue(value)
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