def extract_params(self) -> List[Scale.Limit]:
try:
scales = []
for row_idx in range(self.ui.limits_table.rowCount()):
limit = utils.parse_input(
self.ui.limits_table.item(
row_idx, ScaleLimitsDialog.Column.LIMIT).text())
device_class = self.ui.limits_table.cellWidget(
row_idx, ScaleLimitsDialog.Column.CLASS).value()
signal_type = \
self.ui.limits_table.cellWidget(row_idx, ScaleLimitsDialog.Column.SIGNAL_TYPE).currentIndex()
frequency = \
self.ui.limits_table.cellWidget(row_idx, ScaleLimitsDialog.Column.FREQUENCY).get_frequency_text()
limit_id = int(
self.ui.limits_table.item(
row_idx, ScaleLimitsDialog.Column.ID).text())
scales.append(
Scale.Limit(a_id=limit_id,
a_limit=limit,
a_device_class=device_class,
a_signal_type=clb.SignalType(signal_type),
a_frequency=frequency))
return scales
except Exception as err:
utils.exception_handler(err)
def signal_type_changed(self, a_idx):
try:
sender_table_row = self.ui.limits_table.currentRow()
row_limit_item = self.ui.limits_table.item(
sender_table_row, ScaleLimitsDialog.Column.LIMIT)
value_f = utils.parse_input(row_limit_item.text())
signal_type = clb.SignalType(a_idx)
units = clb.signal_type_to_units[signal_type]
value_str = utils.value_to_user_with_units(units)(value_f)
row_limit_item.setText(value_str)
except Exception as err:
utils.exception_handler(err)
def save_params(self):
limit = utils.parse_input(self.ui.limit_edit.text())
if limit != 0:
if self.case.limit != limit:
# Это сбрасывает точки шкалы в таблице
self.case.scale_coef = 0
self.case.limit = limit
self.case.minimal_discrete = utils.parse_input(self.ui.minimal_discrete_edit.text())
self.case.signal_type = clb.SignalType(self.ui.signal_type_combobox.currentIndex())
self.case.device_class = self.ui.device_class_spinbox.value()
self.accept()
else:
QtWidgets.QMessageBox.critical(self, "Ошибка", "Предел не может быть равен нулю",
QtWidgets.QMessageBox.Ok, QtWidgets.QMessageBox.Ok)
def set_value_to_user(self, a_item: QtWidgets.QTableWidgetItem):
self.ui.limits_table.blockSignals(True)
try:
if a_item.column() == ScaleLimitsDialog.Column.LIMIT:
value_f = utils.parse_input(a_item.text())
signal_type = clb.SignalType(
self.ui.limits_table.cellWidget(
a_item.row(),
ScaleLimitsDialog.Column.SIGNAL_TYPE).currentIndex())
units = clb.signal_type_to_units[signal_type]
value_f = clb.bound_amplitude(value_f, signal_type)
value_str = utils.value_to_user_with_units(units)(value_f)
a_item.setText(value_str)
a_item.setData(QtCore.Qt.UserRole, value_str)
except ValueError:
a_item.setText(a_item.data(QtCore.Qt.UserRole))
self.ui.limits_table.blockSignals(False)
def signal_type_changed(self, a_signal_type: int):
self.case.signal_type = clb.SignalType(a_signal_type)
self.normalize_edit_value(self.ui.limit_edit)
self.normalize_edit_value(self.ui.minimal_discrete_edit)