From 202082942a1ced59426b88e8f57f8545b9df314c Mon Sep 17 00:00:00 2001
From: lange50 <lange50@purdue.edu>
Date: Fri, 28 Mar 2025 14:24:38 -0400
Subject: [PATCH] Added fix for laser wavelengths not being restored on a
 restart.

---
 src/qudi/gui/terascan/terascan_gui.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/qudi/gui/terascan/terascan_gui.py b/src/qudi/gui/terascan/terascan_gui.py
index c99ba1e..a842227 100644
--- a/src/qudi/gui/terascan/terascan_gui.py
+++ b/src/qudi/gui/terascan/terascan_gui.py
@@ -112,6 +112,9 @@ def on_activate(self) -> None:
         self.__timer = QtCore.QTimer()
         self.__timer.setSingleShot(False)
         self.__timer.timeout.connect(self._update_plot)
+        
+        # Restore saved wavelengths:
+        self.sigSetWavelengths.emit(self._start_wavelength, self._stop_wavelength)
 
         # Show the main window and raise it above all others
         self.show()