Switched to decimals

src/nqrduck_pulseprogrammer/controller.py

@@ -1,5 +1,6 @@
 import logging
 import json
+import decimal
 from PyQt6.QtCore import pyqtSlot
 from nqrduck.module.module_controller import ModuleController
 from nqrduck_spectrometer.pulsesequence import PulseSequence
@@ -36,8 +37,9 @@ class PulseProgrammerController(ModuleController):
         for event in self.module.model.pulse_sequence.events:
             if event.name == event_name:
                 try:
-                    event.duration = duration
-                except ValueError:
+                    # The u is for microseconds
+                    event.duration = duration + "u"
+                except decimal.InvalidOperation:
                     logger.error("Duration must be a positive number")
                     # Emit signal to the nqrduck core to show an error message
                     self.module.nqrduck_signal.emit("notification", ["Error", "Duration must be a positive number"])

src/nqrduck_pulseprogrammer/model.py

@@ -16,7 +16,7 @@ class PulseProgrammerModel(ModuleModel):
         self.pulse_sequence = PulseSequence("Untitled pulse sequence")
 
     def add_event(self, event_name):
-        self.pulse_sequence.events.append(PulseSequence.Event(event_name, 20e-6))
+        self.pulse_sequence.events.append(PulseSequence.Event(event_name, "20u"))
         logger.debug("Creating event %s with object id %s", event_name, id(self.pulse_sequence.events[-1]))
 
         # Create a default instance of the pulse parameter options and add it to the event

src/nqrduck_pulseprogrammer/view.py

@@ -2,6 +2,7 @@ import logging
 import functools
 from collections import OrderedDict
 from pathlib import Path
+from decimal import Decimal
 from PyQt6.QtGui import QIcon
 from PyQt6.QtWidgets import QMessageBox, QGroupBox, QFormLayout, QTableWidget, QVBoxLayout, QPushButton, QHBoxLayout, QLabel, QDialog, QLineEdit, QDialogButtonBox, QWidget, QCheckBox, QToolButton, QFileDialog, QSizePolicy
 from PyQt6.QtCore import pyqtSlot, pyqtSignal
@@ -107,7 +108,7 @@ class PulseProgrammerView(ModuleView):
         for event in self.module.model.pulse_sequence.events:
             logger.debug("Adding event to pulseprogrammer view: %s", event.name)
             # Create a label for the event
-            event_label = QLabel("%s : %s µs" % (event.name, str(event.duration * 1e6)))
+            event_label = QLabel("%s : %s µs" % (event.name, str(event.duration * Decimal(1e6))))
             event_layout.addWidget(event_label)
         
         # Delete the old widget and create a new one
@@ -241,7 +242,7 @@ class EventOptionsWidget(QWidget):
         duration_label = QLabel("Duration:")
         duration_lineedit = QLineEdit()
         unit_label = QLabel("µs")
-        duration_lineedit.setText(str(self.event.duration * 1e6))
+        duration_lineedit.setText(str(self.event.duration * Decimal(1e6)))
         duration_layout.addWidget(duration_label)
         duration_layout.addWidget(duration_lineedit)
         duration_layout.addWidget(unit_label)