Source code for NanoVNASaver.Windows.DeviceSettings
# NanoVNASaver
#
# A python program to view and export Touchstone data from a NanoVNA
# Copyright (C) 2019, 2020 Rune B. Broberg
# Copyright (C) 2020,2021 NanoVNA-Saver Authors
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
import logging
from typing import TYPE_CHECKING
from PySide6 import QtCore, QtGui, QtWidgets
from PySide6.QtGui import QIntValidator
from .Defaults import make_scrollable
from .Screenshot import ScreenshotWindow
from .ui import get_window_icon
if TYPE_CHECKING:
from ..NanoVNASaver.NanoVNASaver import NanoVNASaver as vna_app
logger = logging.getLogger(__name__)
[docs]
class DeviceSettingsWindow(QtWidgets.QWidget):
custom_points_checkbox: QtWidgets.QCheckBox
custom_points_edit: QtWidgets.QLineEdit
def __init__(self, app: "vna_app") -> None:
super().__init__()
self.app = app
self.setWindowTitle("Device settings")
self.setWindowIcon(get_window_icon())
QtGui.QShortcut(QtCore.Qt.Key.Key_Escape, self, self.hide)
self.label = {
"status": QtWidgets.QLabel("Not connected."),
"firmware": QtWidgets.QLabel("Not connected."),
"calibration": QtWidgets.QLabel("Not connected."),
"SN": QtWidgets.QLabel("Not connected."),
}
top_layout = QtWidgets.QHBoxLayout()
left_layout = QtWidgets.QVBoxLayout()
right_layout = QtWidgets.QVBoxLayout()
top_layout.addLayout(left_layout)
top_layout.addLayout(right_layout)
make_scrollable(self, top_layout)
status_box = QtWidgets.QGroupBox("Status")
status_layout = QtWidgets.QFormLayout(status_box)
status_layout.addRow("Status:", self.label["status"])
status_layout.addRow("Firmware:", self.label["firmware"])
status_layout.addRow("Calibration:", self.label["calibration"])
status_layout.addRow("SN:", self.label["SN"])
status_layout.addRow(QtWidgets.QLabel("Features:"))
self.featureList = QtWidgets.QListWidget()
status_layout.addRow(self.featureList)
settings_box = QtWidgets.QGroupBox("Settings")
settings_layout = QtWidgets.QFormLayout(settings_box)
self.chkValidateInputData = QtWidgets.QCheckBox(
"Validate received data"
)
validate_input = self.app.settings.value(
"SerialInputValidation", False, bool
)
self.chkValidateInputData.setChecked(validate_input)
self.chkValidateInputData.stateChanged.connect(self.updateValidation)
settings_layout.addRow("Validation", self.chkValidateInputData)
control_layout = QtWidgets.QHBoxLayout()
self.btnRefresh = QtWidgets.QPushButton("Refresh")
self.btnRefresh.clicked.connect(self.updateFields)
control_layout.addWidget(self.btnRefresh)
self.screenshotWindow = ScreenshotWindow()
self.btnCaptureScreenshot = QtWidgets.QPushButton("Screenshot")
self.btnCaptureScreenshot.clicked.connect(self.captureScreenshot)
control_layout.addWidget(self.btnCaptureScreenshot)
left_layout.addWidget(status_box)
left_layout.addLayout(control_layout)
self.datapoints = QtWidgets.QComboBox()
self.datapoints.addItem(str(self.app.vna.datapoints))
self.datapoints.currentIndexChanged.connect(self.updateNrDatapoints)
self.custom_points_checkbox = QtWidgets.QCheckBox("Custom points")
self.custom_points_checkbox.stateChanged.connect(self.customPoint_check)
self.custom_points_edit = QtWidgets.QLineEdit("101")
self.custom_points_edit.setValidator(
QIntValidator(
self.app.vna.sweep_points_min, self.app.vna.sweep_points_max
)
)
self.custom_points_edit.textEdited.connect(self.updatecustomPoint)
self.custom_points_edit.setDisabled(True)
self.bandwidth = QtWidgets.QComboBox()
self.bandwidth.addItem(str(self.app.vna.bandwidth))
self.bandwidth.currentIndexChanged.connect(self.updateBandwidth)
form_layout = QtWidgets.QFormLayout()
form_layout.addRow(QtWidgets.QLabel("Datapoints"), self.datapoints)
form_layout.addRow(self.custom_points_checkbox, self.custom_points_edit)
form_layout.addRow(QtWidgets.QLabel("Bandwidth"), self.bandwidth)
right_layout.addWidget(settings_box)
settings_layout.addRow(form_layout)
def _set_datapoint_index(self, dpoints: int) -> None:
self.datapoints.setCurrentIndex(self.datapoints.findText(str(dpoints)))
def _set_bandwidth_index(self, bw: int) -> None:
self.bandwidth.setCurrentIndex(self.bandwidth.findText(str(bw)))
[docs]
def show(self):
super().show()
self.updateFields()
[docs]
def updateFields(self):
if not self.app.vna.connected():
self.label["status"].setText("Not connected.")
self.label["firmware"].setText("Not connected.")
self.label["calibration"].setText("Not connected.")
self.label["SN"].setText("Not connected.")
self.featureList.clear()
self.btnCaptureScreenshot.setDisabled(True)
return
self.label["status"].setText(f"Connected to {self.app.vna.name}.")
self.label["firmware"].setText(
f"{self.app.vna.name} v{self.app.vna.version}"
)
if self.app.worker.isRunning():
self.label["calibration"].setText("(Sweep running)")
else:
self.label["calibration"].setText(self.app.vna.getCalibration())
self.label["SN"].setText(self.app.vna.SN)
self.featureList.clear()
features = self.app.vna.get_features()
for item in features:
self.featureList.addItem(item)
self.btnCaptureScreenshot.setDisabled("Screenshots" not in features)
if "Customizable data points" in features:
self.datapoints.clear()
self.custom_points_edit.setValidator(
QIntValidator(
self.app.vna.sweep_points_min, self.app.vna.sweep_points_max
)
)
cur_dps = self.app.vna.datapoints
for d in sorted(self.app.vna.valid_datapoints):
self.datapoints.addItem(str(d))
self._set_datapoint_index(cur_dps)
self.datapoints.setDisabled(False)
else:
self.datapoints.setDisabled(True)
if "Bandwidth" in features:
self.bandwidth.clear()
cur_bw = self.app.vna.bandwidth
for d in sorted(self.app.vna.get_bandwidths()):
self.bandwidth.addItem(str(d))
self._set_bandwidth_index(cur_bw)
self.bandwidth.setDisabled(False)
else:
self.bandwidth.setDisabled(True)
[docs]
def updateValidation(self, validate_data: bool) -> None:
self.app.vna.validateInput = validate_data
self.app.settings.setValue("SerialInputValidation", validate_data)
[docs]
def captureScreenshot(self) -> None:
if not self.app.worker.isRunning():
pixmap = self.app.vna.getScreenshot()
self.screenshotWindow.setScreenshot(pixmap)
self.screenshotWindow.show()
# TODO: Tell the user no screenshots while sweep is running?
# TODO: Consider having a list of widgets that want to be
# disabled when a sweep is running?
[docs]
def updateNrDatapoints(self, i) -> None:
if i < 0 or self.app.worker.isRunning():
return
logger.debug("DP: %s", self.datapoints.itemText(i))
self.app.vna.datapoints = int(self.datapoints.itemText(i))
self.app.sweep.set_points(self.app.vna.datapoints)
self.app.sweep_control.update_step_size()
[docs]
def updateBandwidth(self, i) -> None:
if i < 0 or self.app.worker.isRunning():
return
logger.debug("Bandwidth: %s", self.bandwidth.itemText(i))
self.app.vna.set_bandwidth(int(self.bandwidth.itemText(i)))
[docs]
def customPoint_check(self, validate_data: bool) -> None:
self.datapoints.setDisabled(validate_data)
self.custom_points_edit.setDisabled(not validate_data)
[docs]
def updatecustomPoint(self, points_str: str) -> None:
if self.custom_points_checkbox.isChecked():
# points_str = self.custom_points_Eidt.text()
if len(points_str) == 0:
return
points = int(points_str)
if points < self.app.vna.sweep_points_min:
return
if points > self.app.vna.sweep_points_max:
points = int(self.app.vna.sweep_points_max)
if points != self.app.vna.datapoints:
logger.debug("DP: %s", points)
self.app.vna.datapoints = points
self.app.sweep.set_points(self.app.vna.datapoints)
self.app.sweep_control.update_step_size()
self.custom_points_edit.setText(str(points))