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Date: Mon, 19 Feb 2018 09:56:48 +0100
From: Gerd Hoffmann <kraxel@redhat.com>
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Subject: Re: [Qemu-devel] Qemu SDL2 bug
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To: Howard Spoelstra <hsp.cat7@gmail.com>
Cc: Thomas Huth <huth@tuxfamily.org>, qemu-devel qemu-devel <qemu-devel@nongnu.org>

On Mon, Feb 19, 2018 at 08:58:51AM +0100, Howard Spoelstra wrote:
> On Mon, Feb 19, 2018 at 8:09 AM, Thomas Huth <huth@tuxfamily.org> wrote:
> > On 18.02.2018 11:11, Howard Spoelstra wrote:
> >> Hi,
> >>
> >> I'd like to report a bug when using the SDL2 GUI in both Linux and
> >> Windows, which can be observed with in my case latest qemu-system-ppc
> >> running parallel instances of OSX 10.4 and 10.3.
> >>
> >> After switching back and forth between GUIs, dragging becomes copying,
> >> keyboard starts using a strange character set.
> >> An additional "Alt" key press is needed to restore normal behaviour.
> >
> >  Hi,
> >
> > how do you switch back and forth between GUIs? Using the mouse or a
> > keystroke? I guess the latter ... sounds like the Alt key could be
> > "stuck" in the guest?
> >
> >  Thomas
> 
> Hi,
> 
> With SDL, unlike GTK, the mouse does not move outside the window. So I
> have to use Ctrl-Alt-G to release focus and then click in the other
> window. After two switches the reported issue occurs. Indeed, the Alt
> key seems to go into a state in which it is stuck. When trying to
> exclude my own keyboard being at fault, I've also noticed the right
> Alt key on my keyboard cannot be used for the release.

Which qemu version?  There have been a bunch of SDL2 fixes in the 2.12
devel cycle already, so if you are on 2.11 still please try git master
and see whenever that improves things.

cheers,
  Gerd