>Ok, this works, with the licensing caveat that Sergey mentioned...
>
>

>oform = CREATEOBJECT("form")
>oform.ADDOBJECT("ComReader","ComReader")
>oform.ADDOBJECT("test","cntTest1")
>EVENTHANDLER(oform.ComReader.OBJECT, oform.test)
>oform.show()
>READ EVENTS
>
>*!* definition of cntTest1:
>DEFINE CLASS cntTest1 AS CUSTOM
>  IMPLEMENTS DMSCommEvents IN "MSCommLib.MSComm"
>  PROCEDURE DMSCommEvents_OnComm() AS VOID;
>      HELPSTRING "Occurs whenever the value of the CommEvent property changes."
>    * add user code here
>    ?oform.Comreader.INPUT
>  ENDPROC
>ENDDEFINE

>
>You need the form reference.

That means I have to run the form from code?