Benjamin Fritz wrote:
> >> >> > I'm not sure what the problem is. Why would there be FocusLost and
> >> >> > FocusGained events for a system() call?
> >> >> >
> >> >>
> >> >> Exactly. I was not expecting to see either event, but I see
> >> >> FocusGained anyway (problem 1). So at the very least, I would expect
> >> >> to see FocusLost to go with the FocusGained, but I do not (problem 2).
> >> >> Trying to work around the the problem, I set eventignore to contain
> >> >> FocusGained, and also tried setting it to "all", but cannot ignore the
> >> >> FocusGained event (problem 3).
> >> >>
> >> >> The script given in the post is very simple but demonstrates the
> >> >> problem well. Apparently it was not reproducible except on Windows.
> >> >
> >> > You probably get FocusGained because Vim checks for changed buffers when
> >> > returning from an external command. In a way it's true that Vim gets
> >> > back control.
> >> >
> >> > - Bram
> >> >
> >>
> >> Maybe, which is why I was OK with getting the events. After all, a
> >> black console window pops up briefly on Windows when running most
> >> (all?) external commands.
> >>
> >> But, I'd still expect to get FocusLost and FocusGained in pairs. And
> >> barring that, I'd at least expect to be able to explicitly ignore one
> >> or both of them by setting 'eventignore' properly.
> >
> > The script contains:
> >
> > set ei=all
> > echomsg system("xterm -e 'echo system command; exit'")
> > set ei&
> >
> > The problem is that the autocommands trigger later. The focus events
> > are put in the type ahead buffer. That's to avoid asynchronous
> > autocommands causing trouble.
> >
>
> OK. So, how would one temporarily ignore Focus\(Lost\|Gained\) autocommands?
Somehow read a character. Haven't tried what would work.
> And, why don't we get FocusLost? I would expect never to get one
> without the other.
I get both. I'm on Unbutu with GTK. Perhaps MS-Windows is different?
These are Windows messages WM_KILLFOCUS and WM_SETFOCUS, thus it's not
under control of Vim.
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/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
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