         // There might be a new set of columns which is the same length
         // as the old set of columns.
 
-        // clear cached information
+        // clear cached information including rowCount
         clear();
         
         // fix up the number of columns

                
            case CollectionEventKind.UPDATE:
            {
                // handled by GridLayout
                break;
            }
            

import mx.collections.IList;
import mx.events.CollectionEvent;
import mx.events.CollectionEventKind;
import mx.events.PropertyChangeEvent;

[ExcludeClass]

