>>>It truly is, as we'd say, "around the dog then through the little door" way of getting at it, but it works and exposes the properties I need. I'll give it a try.
>>
>>And though it works, it's still unusable in this case, as other things that are required for this are simply not there or hard/complicated/unreliable, so it's definitely over the time I have for this line of research. Will do something else instead.
>
>Dragan,
>and when you have found the solution you will publish it here? Please.

Can't promise that, code is proprietary. But I can outline the solution... and the present version is built around a RTF control (remember, this is an expression builder and I just need some syntax coloring and dropdowns for every step).