StructureChangedEventArgs.GetRuntimeId Method ()
Retrieves the UI Automation runtime identifier (ID) of the UI Automation element whose structure changed.
Assembly: UIAutomationTypes (in UIAutomationTypes.dll)
The return value may be the identifier of the child that was added or removed or, in the case of many children being added, removed, or invalidated, the identifier of the parent. For more information, see StructureChangedEventArgs.
Custom controls might not provide a valid runtime identifier.
Available since 3.0