Occurs when a Single Choice Action's item is changed by an end-user.
public event EventHandler SelectedItemChanged
Public Event SelectedItemChanged As EventHandler
The SelectedItemChanged event handler receives an argument of the EventArgs type.
Handle this event, to execute custom code in response to manual changing of the current Single Choice Action's SingleChoiceAction.SelectedItem property. If you need to respond to the SingleChoiceAction.SelectedItem property change performed by an end-user, handle the SingleChoiceAction.Execute event.