- ControlPartCode currentControlPart = cEvent.GetParameter<ControlPartCode>(kEventParamControlPart , typeControlPartCode );
- // synthesize the event focus changed event
- EventRef evRef = NULL ;
-
- OSStatus err = MacCreateEvent(
- NULL , kEventClassControl , kEventControlFocusPartChanged , TicksToEventTime( TickCount() ) ,
- kEventAttributeUserEvent , &evRef );
- verify_noerr( err );
-
- wxMacCarbonEvent iEvent( evRef ) ;
- iEvent.SetParameter<ControlRef>( kEventParamDirectObject , controlRef );
- iEvent.SetParameter<EventTargetRef>( kEventParamPostTarget, typeEventTargetRef, GetControlEventTarget( controlRef ) );
- iEvent.SetParameter<ControlPartCode>( kEventParamControlPreviousPart, typeControlPartCode, previousControlPart );
- iEvent.SetParameter<ControlPartCode>( kEventParamControlCurrentPart, typeControlPartCode, currentControlPart );
-
+ if ( result == noErr )
+ {
+ ControlPartCode currentControlPart = cEvent.GetParameter<ControlPartCode>(kEventParamControlPart , typeControlPartCode );
+ // synthesize the event focus changed event
+ EventRef evRef = NULL ;
+
+ OSStatus err = MacCreateEvent(
+ NULL , kEventClassControl , kEventControlFocusPartChanged , TicksToEventTime( TickCount() ) ,
+ kEventAttributeUserEvent , &evRef );
+ verify_noerr( err );
+
+ wxMacCarbonEvent iEvent( evRef ) ;
+ iEvent.SetParameter<ControlRef>( kEventParamDirectObject , controlRef );
+ iEvent.SetParameter<EventTargetRef>( kEventParamPostTarget, typeEventTargetRef, GetControlEventTarget( controlRef ) );
+ iEvent.SetParameter<ControlPartCode>( kEventParamControlPreviousPart, typeControlPartCode, previousControlPart );
+ iEvent.SetParameter<ControlPartCode>( kEventParamControlCurrentPart, typeControlPartCode, currentControlPart );
+