         if (value != prevValue)
             dispatchEvent(new Event("change"));
 
-        // Flex 4 redispatches scrolling keyboard events with cancelable=true
-        // so typically we will preventDefault (read "cancel") here, rather
-        // than stopping dispatching.
-        if (stopPropagation)
-        {
-            if (event.cancelable)
-                event.preventDefault();
-            else
-                event.stopPropagation();
-        }
     }
     
     /**

            //case Keyboard.LEFT:
            {
                changeValueByStep(false);
                stopPropagation = true;
                break;
            }


            //case Keyboard.RIGHT:
            {
                changeValueByStep(true);
                event.preventDefault();
                break;
            }

            case Keyboard.HOME:
            {
                value = minimum;
                event.preventDefault();
                break;
            }

            case Keyboard.END:
            {
                value = maximum;
                event.preventDefault();
                break;
            }
            
