First off, great job with nupattern. It has come a long way since the old PLATU days - you even got it to the point that I'm reading the guidance ;)
Anyway, I have a chance to use nupattern to build a proof of concept toolkit here. Things are going well so far, but I've found an area where I'm spinning so I thought I'd ask for some help.
I put together a few screenshots that I hope will give you some context:
User Experience Property Window
I'm using a TypeConverter to provide a drop down for the FavoriteModeOfTransportation, it is populated by just getting the InstanceName for each of the Transports. What I would like to accomplish is that when the user selects a Transport the property window
would update to show a field for each of the "CustomOptions"
So if the user selects "Car" then the property window would allow the user to enter a value for:
I hope that makes sense. I'm sure it is possible because I see similar things happening in the nupattern authoring experience. I'm just having trouble finding clues for how to make it happen.