Returns the filterable parameters common to the given categories.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.1.0.0 (26.1.0.34)
Syntax
C#
public static ICollection<ElementId> GetFilterableParametersInCommon( Document aDoc, ICollection<ElementId> categories )
Parameters
- aDoc Document
- The document containing the categories and parameters to query.
- categories ICollection<ElementId>
- The categories for which to determine the common parameters.
Return Value
ICollection<ElementId>The set of filterable parameters common to the given categories.
Exceptions
| Exception | Condition |
|---|---|
| ArgumentNullException | A non-optional argument was null |
Remarks
A filterable category in Revit has a set of filterable parameters. The filterable parameters common to a set of categories is the intersection of all these filterable parameter sets.
This set defines the set of parameters that may be used to define a rule on a ParameterFilterElement with a certain set of categories.