The group to which the ComboBoxMember is assigned.
Namespace: Autodesk.Revit.UIAssembly: RevitAPIUI (in RevitAPIUI.dll) Version: 20.0.0.0 (20.0.0.377)
Since: 2011
Syntax
Remarks
If set, the ComboBoxMember appears under a group header in the ComboBox. If nullNothingnullptra null reference (Nothing in Visual Basic), the ComboBoxMember is not a member of any group.
The default value is nullNothingnullptra null reference (Nothing in Visual Basic).