def disconnect(self):
# remove table nodes
l = []
for r in self.tableManager.tableItems:
l.append(r[1])
self.tableManager.removeRows(l)
#remove remaining nodes
for i in set(self.nodes):
try:
self.uaclient.unsubscribe_datachange(i)
except Exception as e:
logging.warning("Failed to unsubscribe variable: " +
i.nodeid.Identifier)
self.show_error(e)
self.nodes.clear()
for p in self.plotManagers:
p.node = None
try:
self.uaclient.disconnect()
except Exception as ex:
self.show_error(ex)
raise
finally:
self.save_current_node()
self.tree_ui.clear()
#reset handler and uaclient
self.handler = DataChangeHandler()
self.uaclient = UaClient()
self.handler.fire.connect(self.updateNode,
type=Qt.QueuedConnection)
def __init__(self):
QMainWindow.__init__(self)
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
self.setWindowIcon(QIcon(":/network.svg"))
# fix stuff imposible to do in qtdesigner
# remove dock titlebar for addressbar
w = QWidget()
self.ui.addrDockWidget.setTitleBarWidget(w)
# tabify some docks
self.tabifyDockWidget(self.ui.evDockWidget, self.ui.subDockWidget)
self.tabifyDockWidget(self.ui.subDockWidget, self.ui.refDockWidget)
self.tabifyDockWidget(self.ui.refDockWidget, self.ui.graphDockWidget)
# we only show statusbar in case of errors
self.ui.statusBar.hide()
# setup QSettings for application and get a settings object
QCoreApplication.setOrganizationName("FreeOpcUa")
QCoreApplication.setApplicationName("OpcUaClient")
self.settings = QSettings()
self._address_list = self.settings.value("address_list", [
"opc.tcp://localhost:4840",
"opc.tcp://localhost:53530/OPCUA/SimulationServer/"
])
self._address_list_max_count = int(
self.settings.value("address_list_max_count", 10))
# init widgets
for addr in self._address_list:
self.ui.addrComboBox.insertItem(-1, addr)
self.uaclient = UaClient()
self.tree_ui = TreeWidget(self.ui.treeView)
self.tree_ui.error.connect(self.show_error)
self.setup_context_menu_tree()
self.ui.treeView.selectionModel().currentChanged.connect(
self._update_actions_state)
self.refs_ui = RefsWidget(self.ui.refView)
self.refs_ui.error.connect(self.show_error)
self.attrs_ui = AttrsWidget(self.ui.attrView)
self.attrs_ui.error.connect(self.show_error)
self.datachange_ui = DataChangeUI(self, self.uaclient)
self.event_ui = EventUI(self, self.uaclient)
self.graph_ui = GraphUI(self, self.uaclient)
self.ui.addrComboBox.currentTextChanged.connect(self._uri_changed)
self._uri_changed(self.ui.addrComboBox.currentText()
) # force update for current value at startup
self.ui.treeView.selectionModel().selectionChanged.connect(
self.show_refs)
self.ui.actionCopyPath.triggered.connect(self.tree_ui.copy_path)
self.ui.actionCopyNodeId.triggered.connect(self.tree_ui.copy_nodeid)
self.ui.actionCall.triggered.connect(self.call_method)
self.ui.treeView.selectionModel().selectionChanged.connect(
self.show_attrs)
self.ui.attrRefreshButton.clicked.connect(self.show_attrs)
self.resize(int(self.settings.value("main_window_width", 800)),
int(self.settings.value("main_window_height", 600)))
data = self.settings.value("main_window_state", None)
if data:
self.restoreState(data)
self.ui.connectButton.clicked.connect(self.connect)
self.ui.disconnectButton.clicked.connect(self.disconnect)
# self.ui.treeView.expanded.connect(self._fit)
self.ui.actionConnect.triggered.connect(self.connect)
self.ui.actionDisconnect.triggered.connect(self.disconnect)
self.ui.connectOptionButton.clicked.connect(
self.show_connection_dialog)
def __init__(self, args, parent=None):
super(MicroDAQviewer_live, self).__init__(parent)
self.setupUi(self)
self.handler = DataChangeHandler()
self.handler.fire.connect(self.updateNode, type=Qt.QueuedConnection)
self.nodes = []
self.plotManagers = []
global signal_counter
self.nPlots = args.nPlots
# add graph widgets
if self.nPlots <= 2 or self.nPlots == 4:
nMax = 2
else:
nMax = 3
if self.nPlots == 1:
signal_counter = 0
self.plotManagers.append(PlotManager(self, 0))
self.gridLayout.addWidget(self.plotManagers[0].plot)
else:
for i in range(self.nPlots):
signal_counter = i
self.plotManagers.append(PlotManager(self, i))
self.gridLayout.addWidget(self.plotManagers[i].plot, i % nMax,
i / nMax)
self.plotManagers[i].plot.setTitle("Plot #" + str(i))
self.settings = QSettings()
self._address_list = self.settings.value("address_list", [
"opc.tcp://149.220.224.32:12000", "opc.tcp://149.220.63.187:12000",
"opc.tcp://localhost:11000"
])
self._address_list_max_count = int(
self.settings.value("address_list_max_count", 10))
# init widgets
for addr in self._address_list:
self.comboBox.insertItem(-1, addr)
self.uaclient = UaClient()
self.tree_ui = TreeWidget(self.treeView)
self.comboBox.currentTextChanged.connect(self._uri_changed)
self.connectButton.clicked.connect(self.connect)
self.disconnectButton.clicked.connect(self.disconnect)
# enable context menu in tree widget
self.treeView.setContextMenuPolicy(Qt.CustomContextMenu)
self.treeView.customContextMenuRequested.connect(
self.openTreeContextMenu)
# enable context menu in table widget
self.tableWidget.setContextMenuPolicy(Qt.CustomContextMenu)
self.tableWidget.customContextMenuRequested.connect(
self.openTableContextMenu)
self.actionConnect.triggered.connect(self.connect)
self.actionDisconnect.triggered.connect(self.disconnect)
self.subscribed_nodes = []
self.tableManager = TableManager(self)
def __init__(self):
QMainWindow.__init__(self)
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
self.setWindowIcon(QIcon(":/network.svg"))
# fix stuff imposible to do in qtdesigner
# remove dock titlebar for addressbar
w = QWidget()
self.ui.addrDockWidget.setTitleBarWidget(w)
# tabify some docks
self.tabifyDockWidget(self.ui.evDockWidget, self.ui.subDockWidget)
self.tabifyDockWidget(self.ui.subDockWidget, self.ui.refDockWidget)
# we only show statusbar in case of errors
self.ui.statusBar.hide()
# load settings, seconds arg is default
self.settings = QSettings("FreeOpcUa", "FreeOpcUaClient")
self._address_list = self.settings.value("address_list", ["opc.tcp://localhost:4840", "opc.tcp://localhost:53530/OPCUA/SimulationServer/"])
self._address_list_max_count = int(self.settings.value("address_list_max_count", 10))
# init widgets
for addr in self._address_list:
self.ui.addrComboBox.insertItem(-1, addr)
self.uaclient = UaClient()
self.tree_ui = TreeWidget(self.ui.treeView)
self.tree_ui.error.connect(self.show_error)
self.refs_ui = RefsWidget(self.ui.refView)
self.refs_ui.error.connect(self.show_error)
self.attrs_ui = AttrsWidget(self.ui.attrView)
self.attrs_ui.error.connect(self.show_error)
self.datachange_ui = DataChangeUI(self, self.uaclient)
self.event_ui = EventUI(self, self.uaclient)
self.ui.treeView.activated.connect(self.show_refs)
self.ui.treeView.clicked.connect(self.show_refs)
self.ui.actionCopyPath.triggered.connect(self.tree_ui.copy_path)
self.ui.actionCopyNodeId.triggered.connect(self.tree_ui.copy_nodeid)
# add items to context menu
self.ui.treeView.addAction(self.ui.actionCopyPath)
self.ui.treeView.addAction(self.ui.actionCopyNodeId)
self.ui.treeView.activated.connect(self.show_attrs)
self.ui.treeView.clicked.connect(self.show_attrs)
self.ui.attrRefreshButton.clicked.connect(self.show_attrs)
self.resize(int(self.settings.value("main_window_width", 800)), int(self.settings.value("main_window_height", 600)))
self.restoreState(self.settings.value("main_window_state", b"", type="QByteArray"))
self.ui.connectButton.clicked.connect(self._connect)
self.ui.disconnectButton.clicked.connect(self._disconnect)
# self.ui.treeView.expanded.connect(self._fit)
self.ui.actionConnect.triggered.connect(self._connect)
self.ui.actionDisconnect.triggered.connect(self._disconnect)
self.ui.modeComboBox.addItem("None")
self.ui.modeComboBox.addItem("Sign")
self.ui.modeComboBox.addItem("SignAndEncrypt")
self.ui.policyComboBox.addItem("None")
self.ui.policyComboBox.addItem("Basic128RSA15")
self.ui.policyComboBox.addItem("Basic256")
self.ui.policyComboBox.addItem("Basic256SHA256")
