SHAutoComplete
As a follow up my last post... I also found this fairly clear and simple explanation of using just SHAutoComplete (which is much easier than implementing IAutoComplete2) in your applications
Ce navigateur n’est plus pris en charge.
Effectuez une mise à niveau vers Microsoft Edge pour tirer parti des dernières fonctionnalités, des mises à jour de sécurité et du support technique.
As a follow up my last post... I also found this fairly clear and simple explanation of using just SHAutoComplete (which is much easier than implementing IAutoComplete2) in your applications