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Re: [Qemu-devel] [PATCH v2] ui: use evdev keymap when running under wayl


From: Daniel P. Berrange
Subject: Re: [Qemu-devel] [PATCH v2] ui: use evdev keymap when running under wayland
Date: Thu, 1 Dec 2016 11:29:53 +0000
User-agent: Mutt/1.7.1 (2016-10-04)

On Thu, Dec 01, 2016 at 11:20:36AM +0000, Stefan Hajnoczi wrote:
> On Thu, Dec 1, 2016 at 9:41 AM, Daniel P. Berrange <address@hidden> wrote:
> > Wayland always uses evdev as its input source, so QEMU
> > can use the existing evdev keymap data
> >
> > Signed-off-by: Daniel P. Berrange <address@hidden>
> > ---
> >
> > Changed in v2
> >
> >  - Actually add all changed files to commit - gtk.h :-)
> >
> >  include/ui/gtk.h | 4 ++++
> >  ui/gtk.c         | 7 +++++++
> >  2 files changed, 11 insertions(+)
> >
> > diff --git a/include/ui/gtk.h b/include/ui/gtk.h
> > index 42ca0fe..b3b5005 100644
> > --- a/include/ui/gtk.h
> > +++ b/include/ui/gtk.h
> > @@ -18,6 +18,10 @@
> >  #include <X11/XKBlib.h>
> >  #endif
> >
> > +#ifdef GDK_WINDOWING_WAYLAND
> > +#include <gdk/gdkwayland.h>
> > +#endif
> > +
> >  #if defined(CONFIG_OPENGL)
> >  #include "ui/egl-helpers.h"
> >  #include "ui/egl-context.h"
> > diff --git a/ui/gtk.c b/ui/gtk.c
> > index e816428..81dba57 100644
> > --- a/ui/gtk.c
> > +++ b/ui/gtk.c
> > @@ -90,6 +90,9 @@
> >  #ifndef GDK_IS_X11_DISPLAY
> >  #define GDK_IS_X11_DISPLAY(dpy) (dpy == dpy)
> >  #endif
> > +#ifndef GDK_IS_WAYLAND_DISPLAY
> > +#define GDK_IS_WAYLAND_DISPLAY(dpy) (dpy == dpy)
> > +#endif
> >  #ifndef GDK_IS_WIN32_DISPLAY
> >  #define GDK_IS_WIN32_DISPLAY(dpy) (dpy == dpy)
> >  #endif
> > @@ -1054,6 +1057,10 @@ static int gd_map_keycode(GtkDisplayState *s, 
> > GdkDisplay *dpy, int gdk_keycode)
> >              qemu_keycode = translate_xfree86_keycode(gdk_keycode - 97);
> >          }
> >  #endif
> > +#ifdef GDK_WINDOWING_WAYLAND
> > +    } else if (GDK_IS_WAYLAND_DISPLAY(dpy) && gdk_keycode < 158) {
> > +        qemu_keycode = translate_evdev_keycode(gdk_keycode - 97);
> > +#endif
> >      } else if (gdk_keycode == 208) { /* Hiragana_Katakana */
> >          qemu_keycode = 0x70;
> >      } else if (gdk_keycode == 211) { /* backslash */
> > --
> > 2.9.3
> >
> 
> Great, you've fixed Wayland!
> 
> This is GTK3-only so I used ./configure --with-gtkabi=3.0 on my system
> that has both GTK2 and GTK3 headers installed.  ./configure will
> select GTK2 by default and I'm not sure if that is a good idea
> nowadays.

We had a discussion on IRC a few weeks back about default UI frontends.

We should certainly prefer GTK3 over GTK2 if both a present, since GTK2
is essentially a dead technology at this time.

> Tested-by: Stefan Hajnoczi <address@hidden>

Regards,
Daniel
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