protected virtual void OnItemUpdating (FormViewUpdateEventArgs e)
{
if (Events != null) {
FormViewUpdateEventHandler eh = (FormViewUpdateEventHandler) Events [ItemUpdatingEvent];
if (eh != null) {
eh (this, e);
return;
}
}
if (!IsBoundUsingDataSourceID)
throw new HttpException (String.Format (unhandledEventExceptionMessage, ID, "ItemUpdating"));
}