OK, then, honestly, it is beyond of my area of expertise. I know, it's not the answer you are looking for :)
If only you can tell me how raw WiX achieves this I would guide you through defining a Wix# equivalent. And if not supported I would implement it.
If only you can tell me how raw WiX achieves this I would guide you through defining a Wix# equivalent. And if not supported I would implement it.