Using a singleton QObject to propagate game model update across whole app

qt_ui/main.py

@@ -5,6 +5,7 @@ from PySide2.QtGui import QPixmap
 from PySide2.QtWidgets import QApplication, QLabel, QSplashScreen
 
 from qt_ui import uiconstants
+from qt_ui.windows.GameUpdateSignal import GameUpdateSignal
 from qt_ui.windows.QLiberationWindow import QLiberationWindow
 from userdata import persistency
 
@@ -29,6 +30,8 @@ if __name__ == "__main__":
     uiconstants.load_icons()
     app.processEvents()
 
+    GameUpdateSignal()
+
     # Start window
     window = QLiberationWindow()
     window.setStyleSheet(css)