make icon appear in windows task bar

main.py

@@ -1,6 +1,7 @@
 import logging
 import os
 import signal
+import ctypes
 
 from PyQt6 import QtCore
 from PyQt6.QtWidgets import *
@@ -189,7 +190,12 @@ def stop_signal(signum, _stackframe):
 
 if __name__ == "__main__":
     app = QApplication(sys.argv)
-    app.setWindowIcon(QIcon(raven_icon))
+    app.setWindowIcon(QIcon(raven_icon)) # works only for Linux
+
+    # make icon appear in Windows
+    # see https://stackoverflow.com/questions/1551605/how-to-set-applications-taskbar-icon-in-windows-7/1552105#1552105
+    myappid = 'opentext.ravenlog.0.1'  # arbitrary string
+    ctypes.windll.shell32.SetCurrentProcessExplicitAppUserModelID(myappid)
 
     # translator = QTranslator()
     # if translator.load(QLocale("de"), "messages_de.ts"):
@@ -211,7 +217,7 @@ if __name__ == "__main__":
     #window.open_file("/home/andi/ws/performanceDb/data/production/vapbdcom.csv")
     #window.open_file("/var/log/syslog")
     #window.open_file("/home/andi/ws/ravenlog/example.log")
-    window.open_file("C:\\Users\\andi\\ws\\some.log")
+    #window.open_file("C:\\Users\\andi\\ws\\some.log")
 
     signal.signal(signal.SIGINT, stop_signal)
     signal.signal(signal.SIGTERM, stop_signal)