Events
The following events are applicable to the TAB-CONTROL control:
CMD-HELP,
CMD-HELP-MOUSE,
CMD-TABCHANGED,
MSG-END-MENU,
MSG-INIT-MENU,
MSG-MENU-INPUT,
MSG-MOUSE-CLICKED,
MSG-MOUSE-DBLCLICK,
MSG-MOUSE-ENTER,
MSG-MOUSE-EXIT,
MSG-VALIDATE.