That's not Sergey's fault. :) I happened to dig this question, as I made the DevCon presentation on the VFP event raising subject in San Diego, and Calvin did his presentation on Advanced COM. The mentioned article is essentially Calvin's DevCon presentation.

>You're slipping Sergey :) That's the first time that I've seen someone "out-article" you !! <bg>
>
>>Thanks, I didn't know about this one.
>>
>>>For even more details :) see "Visual FoxPro Callback Design" portion of Calvin Hsia's article "Microsoft Visual FoxPro and Advanced COM"
>>>http://msdn.microsoft.com/library/en-us/dnfoxgen7/html/vfpandcom.asp
>>>
>>>
>>>>VFP doesn't support callback functions. For more details see
>>>>http://fox.wikis.com/wc.dll?Wiki~CallbacksAndEvents~WIN_COM_DNA.
>>>>