rigol measurement

rigol_measurement.py

+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+"""
+tip: pyuic5 -x ventana.ui -o ventana_ui.py
+@author: martindrech
+
+This is a fast solution, for controlling and performing measurements with the rigol function generator. 
+
+"""
+
+from PyQt5 import QtCore, QtWidgets, QtGui
+from PyQt5.QtCore import QSettings
+from PyQt5.QtWidgets import QAction, QFileDialog, QInputDialog, QWidget
+from resources.rigol_measurement_ui import Ui_Frame
+
+from appsettings import WORKING_DIR
+
+class RigolMeasurementFrame(QtWidgets.QFrame, Ui_Frame):
+    
+    
+    def __init__(self):
+        super().__init__()
+        self.setupUi(self)
+
+        self.treeModel = QtGui.QStandardItemModel()
+        self.treeView.setAlternatingRowColors(True)
+        self.treeView.setSortingEnabled(True)
+        self.treeView.setHeaderHidden(False)
+        self.treeView.setSelectionBehavior(QtGui.QAbstractItemView.SelectItems)
+        self.treeView.setEditTriggers(QtGui.QAbstractItemView.NoEditTriggers)
+        self.treeModel.setHorizontalHeaderLabels(['Parameter', 'Value'])
+        self.treeView.setModel(self.treeModel)
+
+
+        self.treeModel.insertRow(0)            
+        self.treeModel.setData(self.treeModel.index(0, 0), r'df (kHz)')
+        self.treeModel.setData(self.treeModel.index(0, 1), '?')
+    
+        self.saveMeasureButton.setEnabled(False)
+
+        self.configure_spinBoxes()
+
+    def select_folder(self):
+        directory = QFileDialog.getExistingDirectory(self, 'Choose directory')
+    
+
+    def configure_spinBoxes(self):
+        self.startValue.setMinimum(0)
+        self.startValue.setMaximum(10e6)
+        self.startValue.setSingleStep(1000)
+        self.startValue.setOpts(suffix='Hz', siPrefix=True)
+
+        self.endValue.setMinimum(0)
+        self.endValue.setMaximum(10e6)
+        self.endValue.setSingleStep(1000)
+        self.endValue.setOpts(suffix='Hz', siPrefix=True)
+
+        self.stepsNum.setMaximum(1000000)
+        
+
+
+    def update_tree(self):
+        try:
+            self.treeModel.setData(self.treeModel.index(0, 1), (self.endValue.value()-self.startValue.value())/(self.stepsNum.value()-1)/1000 )
+        except:
+            self.treeModel.setData(self.treeModel.index(0, 1), '?')