protected void fireStateChanged ( ) { Object [ ] listeners = LISTENER_LIST . getListenerList ( ) ; // Process the listeners last to first, notifying // those that are interested in this event for ( int i = listeners . length - 2 ; i >= 0 ; i -= 2 ) { if ( listeners [ i ] == javax . swing . event . ChangeListener . class ) { if ( changeEvent == null ) { changeEvent = new javax . swing . event . ChangeEvent ( this ) ; } ( ( javax . swing . event . ChangeListener ) listeners [ i + 1 ] ) . stateChanged ( changeEvent ) ; } } }
Fires an state change event every time the data model changes