Getting all Categories a BuiltinParameter is bound to

[KSalmon (Kevin Salmon)]

Some of us have looked into this area.

Retrieving provider parameters for a category

Hi everyone, I’m trying to retrieve the set of parameters associated to a categorie, like the list from a filterrule. I suspect this is a combination of builtin-parameters and projectparameters assigned to the category. [image] In the Revit-Api i found the enumaration of builtin-parameters, but i don’t see how i can retrieve only those associated to the category. For the project parameters the Revit-API provides the ParameterBindings of a document. below i have some code for this, but it’…

For my part, I’m still stuck.