Componente Webviewer è possibile essere avvisati ad ogni cambio di pagina?

I would like to be notified when loading a new page is it possible? I've read each component function, but can't figure out which one to use.

Do you mean this?

image

Yes, but another component would be fine too if it does the same thing

Sorry I hadn't cpaito, thank you very much, or alo I try