BBjGridTopRowChangeEvent
                                            Description
                                            In BBj 6.00 and higher, this event is returned by BBjAPI().getLastEvent() when the program is executing callback code that the program has registered for the ON_GRID_TOP_ROW_CHANGE event.
                                            Methods of BBjGridTopRowChangeEvent
                                            
                                            Methods of BBjGridTopRowChangeEvent implemented for BBjGridEvent
                                            
                                            Methods of BBjGridTopRowChangeEvent inherited from BBjSysGuiEvent
                                            
                                            Methods of BBjGridTopRowChangeEvent inherited from BBjEvent
                                            
                                            See Also
                                            CALLBACK Verb - Register BBj Subroutine
                                            
                                            BBjControl::setCallback
                                            
                                            TOPROWCHANGE Grid Notify Event