def close_server(self):
""" Closes the server for which the service is running """
pid = os.getpid()
operating_system = get_os()
if operating_system == 'Windows':
handle = ctypes.windll.kernel32.OpenProcess(1, False, pid)
ctypes.windll.kernel32.TerminateProcess(handle, -1)
ctypes.windll.kernel32.CloseHandle(handle)
elif operating_system == 'Linux':
os.kill(pid, signal.SIGTERM)
def __init__(self, host, port, key='pylabnet.pem'):
""" Connects to server
:param host: (str) hostname
:param port: (int) port number
:param key: (str) name of keyfile
"""
# Internal vars to store server info
self.operating_system = get_os()
self._host = ''
self._port = 0
# Internal vars to store refs to server
self._connection = None
self._service = None
# Connect to server
self.connect(host=host, port=port, key=key)
def warning_popup(message):
""" Creates a warning popup without a base GUI
:param message: (str) message to display
"""
app = QtWidgets.QApplication(sys.argv)
app.setStyleSheet(qdarkstyle.load_stylesheet_pyqt5())
operating_system = get_os()
app.setWindowIcon(
QtGui.QIcon(
os.path.join(os.path.dirname(os.path.realpath(__file__)),
'devices.ico')))
if operating_system == 'Windows':
ctypes.windll.shell32.SetCurrentProcessExplicitAppUserModelID(
'pylabnet')
QtWidgets.QMessageBox.critical(None, "Error", message,
QtWidgets.QMessageBox.Ok,
QtWidgets.QMessageBox.NoButton)
def fresh_popup(**params):
""" Creates a fresh ParameterPopup without a base GUI
:param params: kwargs of parameters as keywords and data types
as values
:return: ParameterPopup
"""
app = QtWidgets.QApplication(sys.argv)
app.setStyleSheet(qdarkstyle.load_stylesheet_pyqt5())
operating_system = get_os()
app.setWindowIcon(
QtGui.QIcon(
os.path.join(os.path.dirname(os.path.realpath(__file__)),
'devices.ico')))
if operating_system == 'Windows':
ctypes.windll.shell32.SetCurrentProcessExplicitAppUserModelID(
'pylabnet')
return app, ParameterPopup(**params)
def run(self):
"""Starts up the staticline GUI and initializes the buttons. """
# Starts up an application for the window
if get_os() == 'Windows':
ctypes.windll.shell32.SetCurrentProcessExplicitAppUserModelID('pylabnet')
self.app = QtWidgets.QApplication(sys.argv)
self.app.setWindowIcon(
QtGui.QIcon(os.path.join(os.path.dirname(os.path.realpath(__file__)), 'devices.ico'))
)
# Create a GUI window with layout determined by the config file
self.gui = GUIWindowFromConfig(config=self.config, host=self.host, port=self.port, staticlines=self.staticlines)
self.gui.show()
self.widgets = self.gui.widgets
# Binds the function of the buttons to the staticline Driver functions
self.initialize_buttons()
self.app.exec_()
def __init__(self,
host,
port,
key='pylabnet.pem',
module_tag='',
server_port=None,
ui=None):
# Declare all internal vars
self._host = ''
self._port = 0
self._connection = None
self._service = None
self._level_str = ''
self._level = 0
self._module_tag = ''
self._server_port = server_port # Identifies a server running in client's thread
self._ui = ui # Identifies a relevant .ui file for the client
self.operating_system = get_os()
#self.lab_name = None
# try:
# lab_name_dict = load_config("lab_name")
# self.lab_name = lab_name_dict['lab_name']
# except:
# print('found no lab_name config file, assigning to NO LAB')
# self.lab_name = None
# Set module alias to display with log messages
self._module_tag = module_tag
# Connect to log server
self.connect(host=host, port=port, key=key)
# Set module alias to display with log messages
self._module_tag = module_tag
# Log test message
self.info('Started logging')
def __init__(self,
app=None,
gui_template=None,
run=True,
host=None,
port=None,
auto_close=True,
max=False):
""" Instantiates main window object.
:param app: instance of QApplication class - MUST be instantiated prior to Window
:param gui_template: (str, optional) name of gui template to use. By default uses self._default_template. Only
the filename is required (no filepath or extension)
:param run: (bool, optional) whether or not to run (display) the GUI upon instantiation. Can set to false in
order to debug and access Window methods directly in an interactive session
:param max: (bool, optional) whether or not to show GUI maximized
"""
self.app = app # Application instance onto which to load the GUI.
if self.app is None:
if get_os() == 'Windows':
ctypes.windll.shell32.SetCurrentProcessExplicitAppUserModelID(
'pylabnet')
self.app = QtWidgets.QApplication(sys.argv)
self.app.setWindowIcon(
QtGui.QIcon(
os.path.join(os.path.dirname(os.path.realpath(__file__)),
'devices.ico')))
# Initialize parent class QWidgets.QMainWindow
super(Window, self).__init__()
self._ui = None # .ui file to use as a template
# Holds all widgets assigned to the GUI from an external script
# Reference is by keyword (widget_label), and the keyword can be used to access the widget once assigned
self.plots = {}
self.scalars = {}
self.labels = {}
self.event_buttons = {}
self.containers = {}
self.windows = {}
self.auto_close = auto_close
# Configuration queue lists
# When a script requests to configure a widget (e.g. add or remove a plot, curve, scalar, or label), the request
# is added to this list and can be implemented by the GUI when it is ready. This prevents overloading the
# client-server interface
self._plots_to_assign = []
self._plots_to_remove = []
self._curves_to_assign = []
self._scalars_to_assign = []
self._labels_to_assign = []
self._buttons_to_assign = []
self._containers_to_assign = []
self._curves_to_remove = []
# List of Numerical widgets for future use in dynamical step size updating
self.num_widgets = None
# Load and run the GUI
self._load_gui(gui_template=gui_template, run=run)
if max:
self.showMaximized()
else:
self.showNormal()
self.host = None
self.port = None
# Confgiure stop button, host and port
try:
self.stop_button.clicked.connect(self.close)
if host is not None:
self.ip_label.setText(f'IP Address: {host}')
self.host = host
if port is not None:
self.port_label.setText(f'Port: {port}')
self.port = port
except:
pass
self.apply_stylesheet()
def __init__(self, proxy=False, master=False, staticproxy=False):
""" Initializes launch control GUI """
self.operating_system = get_os()
self.app = QtWidgets.QApplication(sys.argv)
self.app.setWindowIcon(
QtGui.QIcon(
os.path.join(os.path.dirname(os.path.realpath(__file__)),
'devices.ico')))
# Instantiate GUI application
if self.operating_system == 'Windows':
ctypes.windll.shell32.SetCurrentProcessExplicitAppUserModelID(
'pylabnet')
self.main_window = LaunchWindow(self.app,
self,
gui_template=self.LOGGER_UI)
self.main_window.stop_button.clicked.connect(self._kill)
if self.operating_system not in ['Linux', 'Windows']:
raise UnsupportedOSException
try:
if sys.argv[1] == '-m' or master:
self.master = True
else:
self.master = False
except IndexError:
if master:
self.master = True
else:
self.master = False
try:
if sys.argv[1] == '-p' or proxy:
self.proxy = True
else:
self.proxy = False
except IndexError:
if proxy:
self.proxy = True
else:
self.proxy = False
try:
if sys.argv[1] == '-sp' or staticproxy:
self.staticproxy = True
else:
self.staticproxy = False
except IndexError:
if staticproxy:
self.staticproxy = True
else:
self.staticproxy = False
self.host = get_ip()
self.update_index = 0
# Retrieve static port info.
if self.master:
try:
static_proxy_dict = load_config('static_proxy')
except:
print('No config found named static_proxy.json')
time.sleep(10)
raise
self.log_port = static_proxy_dict['master_log_port']
self.gui_port = static_proxy_dict['master_gui_port']
hide_console()
elif self.proxy:
popup = ParameterPopup(host=str, log_port=str, gui_port=str)
self.waiting_flag = True
popup.parameters.connect(self.fill_parameters)
while self.waiting_flag:
self.app.processEvents()
elif self.staticproxy:
try:
static_proxy_dict = load_config('static_proxy')
except:
print('No config found named static_proxy.json')
time.sleep(10)
raise
self.host = static_proxy_dict['master_ip']
self.log_port = static_proxy_dict['master_log_port']
self.gui_port = static_proxy_dict['master_gui_port']
self.proxy = True
hide_console()
else:
self.log_port = self.LOG_PORT
self.gui_port = self.GUI_PORT
self.log_service = None
self.log_server = None
self.gui_client = None
self.gui_logger = None
self.gui_service = None
self.gui_server = None
self.client_list = {}
self.port_list = {}
self.script_list = {}
self.client_data = {}
self.disconnection = False
self.debug = False
self.debug_level = None
self.autoscroll_off = False
# date string is None if not logging to file, and gives today's date if logging to file.
# For day-chopping purposes
self.logfile_date_str = None
self.filenamepath = None
self.MAX_LOG_FILE_SIZE = 5000000 # 5MB
self.last_seen_buffer = ""
# setting selection mode for server list to multi-select
self.main_window.client_list.setSelectionMode(
QtWidgets.QAbstractItemView.ExtendedSelection)
