#! /usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright 2012, Marten de Vries
#
# This file is part of OpenTeacher.
#
# OpenTeacher is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# OpenTeacher is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with OpenTeacher. If not, see <http://www.gnu.org/licenses/>.
class NoteCalculatorChooserModule:
def __init__(self, moduleManager, *args, **kwargs):
super().__init__(*args, **kwargs)
self._mm = moduleManager
self.type = "noteCalculatorChooser"
self.requires = (
#without at least one, the module is useless
self._mm.mods(type="noteCalculator"),
)
self.uses = (
self._mm.mods(type="translator"),
self._mm.mods(type="settings"),
)
self.filesWithTranslations = ("noteCalculatorChooser.py",)
def _retranslate(self):
#Load translations
try:
translator = self._modules.default("active", type="translator")
except IndexError:
_, ngettext = str, lambda a, b, n: a if n == 1 else b
else:
_, ngettext = translator.gettextFunctions(
self._mm.resourcePath("translations")
)
self._setting.update({
"name": _("Note notation"),
"category": _("General"),
})
def _updateOptions(self):
noteCalculators = [
(mod.name, mod.__class__.__file__) for mod in
sorted(self._mm.mods("active", type="noteCalculator"), key=lambda m: m.name)
]
self._setting["options"] = noteCalculators
def enable(self):
self._modules = set(self._mm.mods(type="modules")).pop()
default = self._modules.default("active", type="noteCalculator").__class__.__file__
try:
settings = self._modules.default(type="settings")
except IndexError:
self._setting = {"value": default}
else:
self._setting = settings.registerSetting(**{
"internal_name": "org.openteacher.noteCalculatorChooser.noteCalculator",
"type": "option",
"defaultValue": default,
})
#Connect to the languageChanged event so retranslating is done.
try:
translator = self._modules.default("active", type="translator")
except IndexError:
pass
else:
translator.languageChanged.handle(self._retranslate)
translator.languageChangeDone.handle(self._updateOptions)
self._retranslate()
self._updateOptions()
self.active = True
@property
def noteCalculator(self):
for mod in self._mm.mods("active", type="noteCalculator"):
if mod.__class__.__file__ == self._setting["value"]:
return mod
#just in case the file isn't there anymore.
return self._modules.default("active", type="noteCalculator")
def disable(self):
self.active = False
del self._setting
del self._modules
def init(moduleManager):
return NoteCalculatorChooserModule(moduleManager)