Self-Act
When this style is set, all the events the Radio-Button control fires are trapped and no Event Procedure is started. If either the Exception-Value property or the Termination-Value property is set, the ACCEPT Statement terminates with an Exception or Termination value.
 
Example - Define a radio button with self-act style
screen section.
...
  03 screen-1-rb-2 Radio-Button
     line 20.6
     column 21.7
     size 10.9 cells 
     lines 8.1 cells 
     id 5
     self-act
     title "Alternative Option Number 2"
     .