On 2014-10-16 Thu 09:07, Stefan Monnier wrote: >> according to my inputs. Even before clicking on a menu item I see that >> Emacs processes my input when for example menus change in response to >> inputs: e.g., when I switch buffers, I see different menus at the top >> according to the modes that are active in the respective buffers but the >> windows are not updated. > > Hmm... so the menu-bar is updated in a timely manner according to your > actions, but the windows's content inside the frame aren't? I guess > mode lines aren't updated either. What about scrollbars? As you guessed, the mode lines are not updated and the scrollbars aren't either. The only thing that shows responses is the GTK menubar at the top. > [ Just a shot in the dark: ] > Could you try a non-Gtk build (i.e. --with-x-toolkit=lucid)? With the lucid toolkit I can't reproduce the problem. Titus