progress?

analyzer/main.py

@@ -72,8 +72,8 @@ def main():
             print(f"Last packet: {last_time}")
         return
     
-    # Load PCAP file
-    if args.pcap:
+    # Load PCAP file (skip for textual mode which uses background parsing)
+    if args.pcap and not args.textual:
         try:
             loader = PCAPLoader(args.pcap)
             if not loader.validate_file():
@@ -93,6 +93,16 @@ def main():
         except Exception as e:
             print(f"Error loading PCAP file: {e}")
             sys.exit(1)
+    elif args.pcap and args.textual:
+        # For textual mode, just validate the file exists
+        try:
+            loader = PCAPLoader(args.pcap)
+            if not loader.validate_file():
+                print(f"Error: Invalid or inaccessible PCAP file: {args.pcap}")
+                sys.exit(1)
+        except Exception as e:
+            print(f"Error validating PCAP file: {e}")
+            sys.exit(1)
     
     # Handle console output mode
     if args.no_tui:
@@ -106,9 +116,24 @@ def main():
     
     # TUI mode - choose between classic, modern curses, and textual interface
     if args.textual:
-        # Use new Textual-based interface (TipTop-inspired)
+        # Use new Textual-based interface (TipTop-inspired) with background parsing
         app = StreamLensAppV2(analyzer)
-        app.run()
+        
+        try:
+            # Start background parsing if PCAP file provided
+            if args.pcap:
+                app.start_background_parsing(args.pcap)
+            
+            app.run()
+        except KeyboardInterrupt:
+            print("\nShutting down...")
+        finally:
+            # Cleanup background threads
+            try:
+                app.cleanup()
+            except Exception as e:
+                print(f"Cleanup error: {e}")
+                pass
         return
     elif args.classic:
         tui = TUIInterface(analyzer)