Sets the categories admitted by this filter.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.4.0.0 (26.4.0.0)
Syntax
C#
public void SetCategories( ICollection<ElementId> categories )
Parameters
- categories ICollection<ElementId>
Exceptions
| Exception | Condition |
|---|---|
| ArgumentNullException | A non-optional argument was null |
Remarks
Testing that an element's category is a member of this set is, essentially, the first rule of the filter.
Changing the set of categories will clear any rules that use parameters that are not applicable for the new set of categories.