def initialize(self, *, load_plug_ins=True, use_root_dir=True):
super().initialize()
# configure app data
if load_plug_ins:
logging.info("Launch time " + str(datetime.datetime.now()))
logging.info("Python version " +
str(sys.version.replace('\n', '')))
logging.info("User interface class " + type(self.ui).__name__ +
" / " + type(self.ui.proxy).__name__)
logging.info("Qt version " + self.ui.get_qt_version())
app_data_file_path = self.ui.get_configuration_location(
) / pathlib.Path("nionswift_appdata.json")
ApplicationData.set_file_path(app_data_file_path)
logging.info("Application data: " + str(app_data_file_path))
PlugInManager.load_plug_ins(
self,
get_root_dir() if use_root_dir else None)
color_maps_dir = self.ui.get_configuration_location(
) / pathlib.Path("Color Maps")
if color_maps_dir.exists():
logging.info("Loading color maps from " + str(color_maps_dir))
ColorMaps.load_color_maps(color_maps_dir)
else:
logging.info("NOT Loading color maps from " +
str(color_maps_dir) + " (missing)")
def deinitialize(self):
# shut down hardware source manager, unload plug-ins, and really exit ui
if self.__profile:
self.__profile.close()
self.__profile = None
HardwareSource.HardwareSourceManager().close()
PlugInManager.unload_plug_ins()
self.__class__.count -= 1
super().deinitialize()
def load_tests(packages: typing.Sequence[str]) -> None:
global suites
global suite_dict
global alltests
base_prefix = sys.base_prefix
directories = set()
for path in sys.path:
if not path.startswith(base_prefix):
directories.add(path)
for package in packages:
for directory in directories:
test_dir = os.path.join(directory, *package.split("."), "test")
if os.path.isdir(test_dir):
for file in os.listdir(test_dir):
if file.endswith("_test.py"):
module_name = package + ".test." + file.replace(
'.py', '')
module = importlib.import_module(module_name)
for maybe_a_class in inspect.getmembers(module):
if inspect.isclass(
maybe_a_class[1]
) and maybe_a_class[0].startswith("Test"):
test_name = maybe_a_class[0]
# It is a class... add it to the test suite.
cls = getattr(module, test_name)
suite = unittest.TestLoader(
).loadTestsFromTestCase(cls)
suites.append(suite)
suite_dict[test_name] = suite
suites.extend(PlugInManager.test_suites())
alltests = unittest.TestSuite(suites)
def initialize(self, *, load_plug_ins=True, use_root_dir=True):
# configure the event loop object
logger = logging.getLogger()
old_level = logger.level
logger.setLevel(logging.INFO)
self.__event_loop = asyncio.new_event_loop() # outputs a debugger message!
logger.setLevel(old_level)
# configure app data
if load_plug_ins:
logging.info("Python version " + str(sys.version.replace('\n', '')))
logging.info("User interface class " + type(self.ui).__name__ + " / " + type(self.ui.proxy).__name__)
app_data_file_path = self.ui.get_configuration_location() / pathlib.Path("nionswift_appdata.json")
ApplicationData.set_file_path(app_data_file_path)
logging.info("Application data: " + str(app_data_file_path))
PlugInManager.load_plug_ins(self, get_root_dir() if use_root_dir else None)
color_maps_dir = self.ui.get_configuration_location() / pathlib.Path("Color Maps")
if color_maps_dir.exists():
logging.info("Loading color maps from " + str(color_maps_dir))
ColorMaps.load_color_maps(color_maps_dir)
else:
logging.info("NOT Loading color maps from " + str(color_maps_dir) + " (missing)")
def deinitialize(self):
# shut down hardware source manager, unload plug-ins, and really exit ui
HardwareSource.HardwareSourceManager().close()
PlugInManager.unload_plug_ins()
with open(os.path.join(self.ui.get_data_location(), "PythonConfig.ini"), 'w') as f:
f.write(sys.prefix + '\n')
# give cancelled tasks a chance to finish
self.__event_loop.stop()
self.__event_loop.run_forever()
try:
# this assumes that all outstanding tasks finish in a reasonable time (i.e. no infinite loops).
self.__event_loop.run_until_complete(asyncio.gather(*asyncio.Task.all_tasks(loop=self.__event_loop), loop=self.__event_loop))
except concurrent.futures.CancelledError:
pass
# now close
# due to a bug in Python libraries, the default executor needs to be shutdown explicitly before the event loop
# see http://bugs.python.org/issue28464
if self.__event_loop._default_executor:
self.__event_loop._default_executor.shutdown()
self.__event_loop.close()
self.__event_loop = None
self.ui.close()
def __init__(self,
document_controller: DocumentController.DocumentController,
panel_id: str, properties: dict):
super().__init__(document_controller, panel_id, 'libertem-panel')
panel_type = properties.get('panel_type')
for component in Registry.get_components_by_type('libertem-panel'):
if component.panel_type == panel_type:
ui_handler = component.get_ui_handler(
api_broker=PlugInManager.APIBroker(),
event_loop=document_controller.event_loop)
self.widget = Declarative.DeclarativeWidget(
document_controller.ui, document_controller.event_loop,
ui_handler)
def show_conflict_check_dialog(self, document_controller, metadata_elab,
metadata_nion, dataitem, conflict_keys):
ui_handler = ConflictCheckDialogUI().get_ui_handler(
api_broker=PlugInManager.APIBroker(),
event_loop=document_controller.event_loop,
metadata_elab=metadata_elab,
metadata_nion=metadata_nion,
dataitem=dataitem,
conflict_keys=conflict_keys,
title='Resolve conflicts')
finishes = list()
dialog = Declarative.construct(document_controller.ui,
document_controller, ui_handler.ui_view,
ui_handler, finishes)
for finish in finishes:
finish()
ui_handler._event_loop = document_controller.event_loop
ui_handler.request_close = dialog.request_close
ui_handler.parent_request_close = self.request_close
dialog.show()
def show_file_param_dialog(self,
file_ext: str = None,
params_callback: callable = None):
if self.__file_param_dialog_closed_event.is_set():
document_controller = self.__api.application.document_controllers[
0]._document_controller
ui_handler = OpenFileDialogUI().get_ui_handler(
api_broker=PlugInManager.APIBroker(),
event_loop=document_controller.event_loop,
file_ext=file_ext,
title='File')
def dialog_closed():
self.__file_param_dialog_closed_event.set()
ui_handler.on_closed = dialog_closed
ui_handler.params_callback = params_callback
finishes = list()
dialog = Declarative.construct(document_controller.ui,
document_controller,
ui_handler.ui_view, ui_handler,
finishes)
for finish in finishes:
finish()
ui_handler._event_loop = document_controller.event_loop
if callable(getattr(ui_handler, 'init_handler', None)):
ui_handler.init_handler()
dialog.show()
ui_handler.request_close = dialog.request_close
self.__file_param_dialog_closed_event.clear()
self.__show_file_param_dialog_finished_event.set()
def get_api(self, version, ui_version=None):
ui_version = ui_version if ui_version else "~1.0"
api = PlugInManager.api_broker_fn(version, ui_version)
queued_api = FacadeQueued.API(api, None)
queued_api._queue_task = api.queue_task
return queued_api
def get_api(self, version: str, ui_version: typing.Optional[str] = None) -> typing.Any:
ui_version = ui_version if ui_version else "~1.0"
api = PlugInManager.api_broker_fn(version, ui_version)
queued_api = FacadeQueued.API(api, None) # type: ignore
queued_api._queue_task = api.queue_task # type: ignore
return queued_api
def deinitialize(self):
# shut down hardware source manager, unload plug-ins, and really exit ui
HardwareSource.HardwareSourceManager().close()
PlugInManager.unload_plug_ins()
super().deinitialize()