Thanks Michael, I think my mental model was wrong. Thanks for the clarification. ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐ On Friday, December 17th, 2021 at 2:43 PM, Michael Heerdegen wrote: > lxsameer lxsameer@lxsameer.com writes: > > > Thanks folks, In the deprecation message of the `focus-in-hook` > > > > family, it refers to `after-focus-change-function`. Isn't it better to > > > > change that message to include these two hooks as well? > > AFAIU, input focus is a per frame concept. Window selection is > > something different. There are overlaps (the selected window is > > typically in the frame that has input focus), but I don't see that > > `window-configuration-change-hook' is a replacement for` focus-in-hook' > > like `after-focus-change-function' is. You can change the selected window without changing focus. It can be that no frame has input focus. If a frame gets focus, that doesn't necessarily change the window configuration, etc. I hope my mental model is correct. Is there anything you could do using` focus-in-hook' that you can't do with > > `after-focus-change-function'? > > Michael.