| Revit 2017 API |
| ParameterFilterElement..::..SetCategories Method |
| ParameterFilterElement Class See Also |
Sets the categories admitted by this filter.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 17.0.0.0 (17.0.484.0)
Since:
2011
Syntax
| C# |
|---|
public void SetCategories( ICollection<ElementId> categories ) |
| Visual Basic |
|---|
Public Sub SetCategories ( _ categories As ICollection(Of ElementId) _ ) |
| Visual C++ |
|---|
public: void SetCategories( ICollection<ElementId^>^ categories ) |
Parameters
- categories
- Type: System.Collections.Generic..::..ICollection<(Of <(<'ElementId>)>)>
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 the element's filter rules.
Exceptions
| Exception | Condition |
|---|---|
| Autodesk.Revit.Exceptions..::..ArgumentNullException | A non-optional argument was NULL |