[Interest] Qt 5 requirements: xcb or wayland required

[Thiago Macieira]

On quarta-feira, 11 de abril de 2012 23.19.02, Nikos Chantziaras wrote:
> On 11/04/12 22:56, Carl Schumann wrote:
> > Qt 5 community,
> > 
> > I notice some documentation that states that the current Qt 5 Alpha
> > requires xcb or wayland.   Is this requirement expected to be relaxed in
> > future releases?
> > 
> > I am not an expert, so I don't really even understand what xcb or
> > wayland's role would be in Qt 5.   But I am at a shop that uses X11 and
> > I understand that xcb and wayland maybe newer alternatives to X11.
> > Unfortunately, retiring X11 would probably be a big issue around here.
> 
> xcb has been around for ages.  Almost everyone uses it, as it's an
> improvement over plain Xlib.  It's still X11.  Using xcb does not mean
> retiring X11.  Furthermore, Qt already uses xcb.  Just do:
> 
>    ldd /usr/lib/qt4/* | grep libxcb
> 
> (Or wherever you have the Qt libs installed.)  You'll probably see that
> your Qt is using xcb already.

That is true only because libX11 on Linux is implemented using libxcb. Qt 
doesn't use libxcb directly in Qt 4.

-- 
Thiago Macieira - thiago.macieira (AT) intel.com
  Software Architect - Intel Open Source Technology Center
     Intel Sweden AB - Registration Number: 556189-6027
     Knarrarnäsgatan 15, 164 40 Kista, Stockholm, Sweden
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