> I disagree.  I'm running Emacs on GNU/Linux under KDE, I have a
> click-to-focus policy but also have mouse-autoselect-window set to t,
> because I want to have autoselection between split windows within a
> single frame.  I also observe the same behavior that Drew Adams
> described.

I'm afraid that autoselection between windows of the same frame only
is somewhat very difficult to achieve.  The attached patch should
correct the behavior observed by Drew though.  Could you please try?