def showInvalidParametersErrorMsg(self):
msg = QMessageBox()
msg.setIcon(QMessageBox.Critical)
msg.setText('It is physically impossible to produce an inductor from the given inductor parameters')
msg.setInformativeText('Please adjust one or more of the inductor parameters and try again')
msg.setWindowTitle("Error")
msg.exec()
def dataError():
msg = QMessageBox()
# msg.setIcon(QMessageBox.icon())
msg.setText("Date-time Error")
msg.setInformativeText('Начальная дата обработки данных больше конечной')
msg.setWindowTitle("Error")
msg.exec()
def excepthook(exc_type, exc_value, traceback_obj):
# "redirect" stderr to an in memory buffer in order to capture output of sys.excepthook() for use in GUI message
sys.stderr = _text_buffer
_original_hook(exc_type, exc_value, traceback_obj)
# This is for me using PyCharm.
# It will cause the traceback to be printed in the "Run" window,
# providing a clickable link to the offending line.
print(_text_buffer.getvalue(), file=_original_stderr)
# make traceback visible in GUI
font = QFont("non-existent")
font.setStyleHint(QFont.StyleHint.TypeWriter)
error_box = QMessageBox()
error_box.setFont(font)
error_box.setIcon(QMessageBox.Critical)
error_box.setWindowTitle(
"Warning: Something Wicked This Way Comes...\t\t\t\t\t\t\t\t\t")
error_box.setText("<h2>An unhandled exception occurred.</h2>")
error_box.setInformativeText(_text_buffer.getvalue())
error_box.exec()
# prevent accumulation of messages cluttering output
_text_buffer.truncate(0)
sys.stderr = _original_stderr
def closeEvent(self, event):
if self.isEdited:
# pop up dialog to alert user of unsaved edits.
# offer then a chance to save before exiting.
#
messageBox = QMessageBox(self)
messageBox.setIcon(QMessageBox.Icon.Question)
messageBox.setWindowTitle("Close Check")
messageBox.setText("You Have Unsaved Edits")
messageBox.setInformativeText(
"You have made edits that have not been saved.\nReally close and not save?"
)
messageBox.setStandardButtons(QMessageBox.StandardButtons.Yes
| QMessageBox.StandardButtons.No)
#
# change the default Yes and No buttons to really say
# what then mean: Yes = Save and No = Quit.
# the button actions then match exactly what the dialog
# is saying and there should be no disonnance.
#
buttonSave = messageBox.button(QMessageBox.StandardButtons.Yes)
buttonSave.setText("Save")
buttonQuit = messageBox.button(QMessageBox.StandardButtons.No)
buttonQuit.setText("Close")
messageBox.setDefaultButton(QMessageBox.StandardButtons.Yes)
buttonReply = messageBox.exec()
if buttonReply == QMessageBox.StandardButtons.Yes:
print("QMessageBox.Save")
event.accept()
else:
print("QMessageBox.Close")
else:
print("Close event")
event.accept()
def _select_bridge(self, index):
bridge = self._bridges[index]
self._settings.setValue('selected_bridge', index)
self._manager = DiscoBall(bridge['value'])
try:
self._lights = self._manager.get_light_list()
self.lightsList.clear()
for light in self._lights:
self.lightsList.addItem(light['value'])
self._select_light(0)
except BridgeNotRegisteredException as e:
msg = QMessageBox()
msg.setIcon(QMessageBox.Icon.Warning)
msg.setText(
"This application is not registered with this Hue Bridge")
msg.setInformativeText(
"Please press the register button on top of the bridge and click the retry button"
)
msg.setWindowTitle("Error")
msg.show()
def loadGraphics(self):
dbfilename = self.obsTb.dbFilename
if dbfilename != None:
self.session = connectDatabase(dbfilename)
else:
msg = QMessageBox()
# msg.setIcon(QMessageBox.Icon.Information)
msg.setText('The database file is not defined.')
msg.setInformativeText(
'In order to set the database file, open the Observation Toolbox'
)
msg.setIcon(QMessageBox.Icon.Critical)
msg.exec()
return
for gitem in self.gView.scene().items():
if isinstance(gitem, QGraphicsItemGroup):
self.gView.scene().removeItem(gitem)
q_line = self.session.query(Line)
q_zone = self.session.query(Zone)
if q_line.all() == [] and q_zone.all() == []:
QMessageBox.information(self, 'Warning!',
'There is no graphics to load!')
return
line_items = []
for line in q_line:
p1 = line.points[0]
p2 = line.points[1]
if line.type != None:
lineType = line.type.name
else:
lineType = None
gItmGroup = self.generate_itemGroup([p1.x, p2.x], [p1.y, p2.y],
str(line.idx), lineType)
self.gScene.addItem(gItmGroup)
line_items.append(str(line.idx))
self.obsTb.line_list_wdgt.clear()
self.obsTb.line_list_wdgt.addItems(line_items)
self.obsTb.line_list_wdgt.setCurrentRow(0)
self.obsTb.line_newRecButton.setEnabled(False)
self.obsTb.line_saveButton.setEnabled(True)
self.obsTb.line_saveButton.setText('Edit line(s)')
self.obsTb.line_saveButton.setIcon(QIcon('icons/edit.png'))
zone_items = []
for zone in q_zone:
if zone.type != None:
zoneType = zone.type.name
else:
zoneType = None
gItmGroup = self.generate_itemGroup(
[point.x for point in zone.points],
[point.y for point in zone.points], str(zone.idx), zoneType)
self.gScene.addItem(gItmGroup)
zone_items.append(str(zone.idx))
self.obsTb.zone_list_wdgt.clear()
self.obsTb.zone_list_wdgt.addItems(zone_items)
self.obsTb.zone_list_wdgt.setCurrentRow(0)
self.obsTb.zone_newRecButton.setEnabled(False)
self.obsTb.zone_saveButton.setEnabled(True)
self.obsTb.zone_saveButton.setText('Edit zone(s)')
self.obsTb.zone_saveButton.setIcon(QIcon('icons/edit.png'))
def saveGraphics(self):
dbfilename = self.obsTb.dbFilename
if dbfilename != None:
self.session = connectDatabase(dbfilename)
else:
msg = QMessageBox()
msg.setIcon(QMessageBox.Information)
msg.setText('The database file is not defined.')
msg.setInformativeText(
'In order to set the database file, open the Observation Toolbox'
)
msg.setIcon(QMessageBox.Critical)
msg.exec_()
return
if self.gView.unsavedLines == [] and self.gView.unsavedZones == [] and \
self.gView.unsavedPoints == []:
QMessageBox.information(self, 'Save',
'No new graphical items to save!')
return
for item in self.gView.unsavedLines:
x1 = round(item.line().x1(), 2)
y1 = round(item.line().y1(), 2)
x2 = round(item.line().x2(), 2)
y2 = round(item.line().y2(), 2)
line = Line(None, None, x1, y1, x2, y2)
self.session.add(line)
self.session.flush()
label = self.generate_itemGroup([x1, x2], [y1, y2], line.idx)
self.gView.scene().addItem(label)
for item in self.gView.unsavedZones:
xs = []
ys = []
for p in item.polygon():
xs.append(round(p.x(), 2))
ys.append(round(p.y(), 2))
zone = Zone(None, None, xs, ys)
self.session.add(zone)
self.session.flush()
label = self.generate_itemGroup(xs, ys, zone.idx)
self.gView.scene().addItem(label)
for item in self.gView.unsavedPoints:
x = round(item.rect().center().x(), 2)
y = round(item.rect().center().y(), 2)
point = Point(x, y)
self.session.add(point)
self.session.flush()
label = self.generate_itemGroup([x], [y], point.idx)
self.gView.scene().removeItem(item)
self.gView.scene().addItem(label)
QMessageBox.information(
self, 'Save',
'{} point(s), {} line(s) and {} zone(s) saved to database successfully!'
.format(len(self.gView.unsavedPoints),
len(self.gView.unsavedLines),
len(self.gView.unsavedZones)))
self.gView.unsavedLines = []
self.gView.unsavedZones = []
self.gView.unsavedPoints = []
self.session.commit()