diff -r 742e504ec053 -r 70c9cfc70cd6 tuikit/core/window.py
--- a/tuikit/core/window.py	Mon Sep 01 08:45:51 2014 +0200
+++ b/tuikit/core/window.py	Mon Sep 01 08:55:40 2014 +0200
@@ -62,6 +62,7 @@
 
     def handle_event(self, event_name, *args):
         """Handle input event to managed windows."""
+        self._log.debug('Handle event: %s %r', event_name, args)
         handler = getattr(self, event_name, None)
         if handler:
             handler(*args)