Radio |
Gets or sets the current checked ToggleButton of the RadioButtonGroup.
Namespace: Autodesk.Revit.UI
Assembly: RevitAPIUI (in RevitAPIUI.dll) Version: 25.0.0.0 (25.0.0.0)
| Exception | Condition |
|---|---|
| ArgumentNullException | Thrown when trying to set this property to . |
| ArgumentException | Thrown when trying to set this property to a button not in this group. |
The default value is the first ToggleButton added to the group. When using this property to set the current ToggleButton, the external command of that button will not be called.