Fix: Improve killing app

(but not fully fixed yet)

nexus/Freqlog/Freqlog.py

@@ -247,7 +247,7 @@ def _update_timing():
                     # Cleanup and exit if queue is empty and logging is stopped
                     self.backend.close()
                     logging.warning("Stopped freqlogging")
-                    break
+                    return
 
     def _get_chords(self):
         """
@@ -374,6 +374,7 @@ def start_logging(self, new_word_threshold: float | None = None, chord_char_thre
         self.is_logging = True
         logging.warning("Started freqlogging")
         self._process_queue()
+        exit(0)
 
     def _log_start(self):
         self.listener = vinput.EventListener(True, True, True)

nexus/GUI.py

@@ -629,13 +629,13 @@ def graceful_quit(self):
         """Quit gracefully"""
         if self.freqlog:
             self.freqlog.stop_logging()
-        self.freqlog = None
-        self.app.quit()
+        del self.freqlog
+        exit(1)
 
     def exec(self):
         """Start the GUI"""
         # Handle SIGINT
-        signal.signal(signal.SIGINT, self.graceful_quit)
+        signal.signal(signal.SIGINT, lambda *_: self.graceful_quit())
 
         # Start GUI
         self.window.show()

nexus/__main__.py

@@ -28,6 +28,7 @@ def main():
         6: Tried to ban already banned word or unban already unbanned word
         7: ValueError during merge db (likely requirements not met)
         8: Upgrade cancelled
+        9: Keyboard interrupt during startup banlist password input
         11: Python version < 3.11
         100: Feature not yet implemented
     """
@@ -270,20 +271,23 @@ def _prompt_for_password(new: bool, desc: str = "") -> str:
         :param new: Whether this is a new password
         :param desc: Description of database (optional)
         """
-        if desc:
-            desc += " "
-        if new:
-            while True:
-                password = getpass(f"Choose a new password to encrypt your {desc}banlist with: ")
-                if len(password) < 8:
-                    logging.warning("Password should be at least 8 characters long.")
-                    if input(f"Continue without securely encrypting your {desc}banlist? [y/N]: ").lower() != "y":
-                        continue
-                if getpass(f"Confirm {desc}banlist password: ") == password:
-                    return password
-                logging.error("Passwords don't match")
-        else:
-            return getpass(f"Enter your {desc}banlist password: ")
+        try:
+            if desc:
+                desc += " "
+            if new:
+                while True:
+                    password = getpass(f"Choose a new password to encrypt your {desc}banlist with: ")
+                    if len(password) < 8:
+                        logging.warning("Password should be at least 8 characters long.")
+                        if input(f"Continue without securely encrypting your {desc}banlist? [y/N]: ").lower() != "y":
+                            continue
+                    if getpass(f"Confirm {desc}banlist password: ") == password:
+                        return password
+                    logging.error("Passwords don't match")
+            else:
+                return getpass(f"Enter your {desc}banlist password: ")
+        except KeyboardInterrupt:
+            sys.exit(9)
 
     # Parse commands
     if args.command == "mergedb":  # Merge databases