Re: When is hourglass shown?

[Jan D.]

2005-03-05 kl. 11.45 skrev Eli Zaretskii:

> > Date: Fri, 04 Mar 2005 18:34:23 +0100
> > From: "Jan D." <address@hidden>
> >
> > Not for indent-region (it should be IMHO).  Ediff-buffer is quite fast
> > on my machines, so I can't tell.
>
> I think the easiest way to find out whether the hourglass could be
> shown in the context of some function is to put a breakpoint on the
> place where the hourglass timer is set up.  Then you will know if
> Emacs arranges for the hourglass even if the operation itself is fast
> enough so that no hourglass is actually shown before it finishes.
>
> (It might be necessary to change the default handling of SIGALRM by
> GDB, in order to run this under GDB.)

This does not always work, as in the case of M-x indent-region versus 
C-M-\.  Both starts the hourglass timer, but the first stops it 
directly afterwards.

        Jan D.