def __new__(mcs, name, bases, kwargs):
cls = super().__new__(mcs, name, bases, kwargs)
if not cls.name: # not a widget
return cls
cls.convert_signals()
cls.settingsHandler = SettingsHandler.create(cls, template=cls.settingsHandler)
return cls
def __new__(mcs, name, bases, dict):
from Orange.canvas.registry.description import (
input_channel_from_args, output_channel_from_args)
cls = type.__new__(mcs, name, bases, dict)
if not cls.name: # not a widget
return cls
cls.inputs = [input_channel_from_args(inp) for inp in cls.inputs]
cls.outputs = [output_channel_from_args(outp) for outp in cls.outputs]
for inp in cls.inputs:
if not hasattr(cls, inp.handler):
raise AttributeError(
"missing input signal handler '{}' in {}".format(
inp.handler, cls.name))
# TODO Remove this when all widgets are migrated to Orange 3.0
if (hasattr(cls, "settingsToWidgetCallback")
or hasattr(cls, "settingsFromWidgetCallback")):
raise TypeError("Reimplement settingsToWidgetCallback and "
"settingsFromWidgetCallback")
cls.settingsHandler = SettingsHandler.create(
cls, template=cls.settingsHandler)
return cls
def __new__(mcs, name, bases, kwargs):
from Orange.canvas.registry.description import (
input_channel_from_args, output_channel_from_args)
cls = type.__new__(mcs, name, bases, kwargs)
if not cls.name: # not a widget
return cls
cls.inputs = [input_channel_from_args(inp) for inp in cls.inputs]
cls.outputs = [output_channel_from_args(outp) for outp in cls.outputs]
for inp in cls.inputs:
if not hasattr(cls, inp.handler):
raise AttributeError("missing input signal handler '{}' in {}".
format(inp.handler, cls.name))
# TODO Remove this when all widgets are migrated to Orange 3.0
if (hasattr(cls, "settingsToWidgetCallback") or
hasattr(cls, "settingsFromWidgetCallback")):
raise TypeError("Reimplement settingsToWidgetCallback and "
"settingsFromWidgetCallback")
cls.settingsHandler = SettingsHandler.create(cls, template=cls.settingsHandler)
return cls
def __new__(mcs, name, bases, kwargs):
cls = super().__new__(mcs, name, bases, kwargs)
if not cls.name: # not a widget
return cls
cls.convert_signals()
cls.settingsHandler = \
SettingsHandler.create(cls, template=cls.settingsHandler)
return cls
def test_initialization_of_not_declared_provider(self):
widget = WidgetWithNoProviderDeclared()
handler = SettingsHandler.create(WidgetWithNoProviderDeclared)
with warnings.catch_warnings():
warnings.simplefilter("ignore")
handler.initialize(widget)
handler.initialize(widget.undeclared_component)
self.assertIsInstance(widget.undeclared_component.int_setting, int)
def test_initialization_of_not_declared_provider(self):
widget = WidgetWithNoProviderDeclared()
handler = SettingsHandler.create(WidgetWithNoProviderDeclared)
with warnings.catch_warnings():
warnings.simplefilter("ignore")
handler.initialize(widget)
handler.initialize(widget.undeclared_component)
self.assertIsInstance(widget.undeclared_component.int_setting, int)
def test_create_uses_template_if_provided(self):
template = SettingsHandler()
template.a = 'a'
template.b = 'b'
with self.override_default_settings(SimpleWidget):
handler = SettingsHandler.create(SimpleWidget, template)
self.assertEqual(handler.a, 'a')
self.assertEqual(handler.b, 'b')
# create should copy the template
handler.b = 'B'
self.assertEqual(template.b, 'b')
def test_create_uses_template_if_provided(self):
template = SettingsHandler()
template.a = 'a'
template.b = 'b'
with self.override_default_settings(SimpleWidget):
handler = SettingsHandler.create(SimpleWidget, template)
self.assertEqual(handler.a, 'a')
self.assertEqual(handler.b, 'b')
# create should copy the template
handler.b = 'B'
self.assertEqual(template.b, 'b')
def test_create_uses_template_if_provided(self):
template = SettingsHandler()
template.read_defaults = lambda: None
template.a = 'a'
template.b = 'b'
handler = SettingsHandler.create(SimpleWidget, template)
self.assertEqual(handler.a, 'a')
self.assertEqual(handler.b, 'b')
# create should copy the template
handler.b = 'B'
self.assertEqual(template.b, 'b')
def test_create(self, SettingProvider):
""":type SettingProvider: unittest.mock.Mock"""
with patch.object(SettingsHandler, 'read_defaults'):
handler = SettingsHandler.create(SimpleWidget)
self.assertEqual(handler.widget_class, SimpleWidget)
# create needs to create a SettingProvider which traverses
# the widget definition and collects all settings and read
# all settings and for widget class
SettingProvider.assert_called_once_with(SimpleWidget)
SettingsHandler.read_defaults.assert_called_once_with()
def test_create_uses_template_if_provided(self):
template = SettingsHandler()
template.a = "a"
template.b = "b"
with self.override_default_settings(SimpleWidget):
handler = SettingsHandler.create(SimpleWidget, template)
self.assertEqual(handler.a, "a")
self.assertEqual(handler.b, "b")
# create should copy the template
handler.b = "B"
self.assertEqual(template.b, "b")
def test_create_uses_template_if_provided(self):
template = SettingsHandler()
template.read_defaults = lambda: None
template.a = 'a'
template.b = 'b'
handler = SettingsHandler.create(SimpleWidget, template)
self.assertEqual(handler.a, 'a')
self.assertEqual(handler.b, 'b')
# create should copy the template
handler.b = 'B'
self.assertEqual(template.b, 'b')
def test_create(self, SettingProvider):
""":type SettingProvider: unittest.mock.Mock"""
with patch.object(SettingsHandler, 'read_defaults'):
handler = SettingsHandler.create(SimpleWidget)
self.assertEqual(handler.widget_class, SimpleWidget)
# create needs to create a SettingProvider which traverses
# the widget definition and collects all settings and read
# all settings and for widget class
SettingProvider.assert_called_once_with(SimpleWidget)
SettingsHandler.read_defaults.assert_called_once_with()
def __new__(mcs, name, bases, dict):
from Orange.canvas.registry.description import input_channel_from_args, output_channel_from_args
cls = type.__new__(mcs, name, bases, dict)
if not cls.name: # not a widget
return cls
cls.inputs = list(map(input_channel_from_args, cls.inputs))
cls.outputs = list(map(output_channel_from_args, cls.outputs))
# TODO Remove this when all widgets are migrated to Orange 3.0
if hasattr(cls, "settingsToWidgetCallback") or hasattr(cls, "settingsFromWidgetCallback"):
raise SystemError("Reimplement settingsToWidgetCallback and " "settingsFromWidgetCallback")
cls.settingsHandler = SettingsHandler.create(cls, template=cls.settingsHandler)
return cls
def __new__(mcs, name, bases, dict):
from Orange.canvas.registry.description import (
input_channel_from_args, output_channel_from_args)
cls = type.__new__(mcs, name, bases, dict)
if not cls.name: # not a widget
return cls
cls.inputs = list(map(input_channel_from_args, cls.inputs))
cls.outputs = list(map(output_channel_from_args, cls.outputs))
# TODO Remove this when all widgets are migrated to Orange 3.0
if (hasattr(cls, "settingsToWidgetCallback")
or hasattr(cls, "settingsFromWidgetCallback")):
raise TypeError("Reimplement settingsToWidgetCallback and "
"settingsFromWidgetCallback")
cls.settingsHandler = SettingsHandler.create(
cls, template=cls.settingsHandler)
return cls
