[Interest] QPA display system query ?

[Nicholas Yue]

Thank you Jérôme, this looks promising, I will give it a try.

On Tue, 19 Jan 2021 at 06:01, Jérôme Godbout <godboutj at amotus.ca> wrote:

> For linux qt deploy there is a standalone python version that I use that
> work well: https://github.com/Larpon/linuxdeployqt.py
>
> For my application it was working more easily and was better with Qml.
>
>
>
> *From:* Interest <interest-bounces at qt-project.org> *On Behalf Of *Nicholas
> Yue
> *Sent:* January 18, 2021 11:13 PM
> *To:* Thiago Macieira <thiago.macieira at intel.com>
> *Cc:* interest at qt-project.org
> *Subject:* Re: [Interest] QPA display system query ?
>
>
>
> Thanks Thiago.
>
>
>
> On Windows and Mac, there are corresponding windeployqt and macdeployqt
>
>
>
> On *nixes, there is linuxdeployqt but that didn't work for me as it
> requires very specific glibc, the author of linxudeployqt have their
> legitimate reason for being very specific about runtime for their tool to
> work.
>
>
>
> So I have to mimic the deployment as best as I can with regards to the QPA
> for display as that done in windowsdeployqt and macdeployqt so I have
> something like the following
>
>
>
> install(FILES
>   ${QT_INSTALL_PLUGINS}/platforms/libqxcb.so
>   DESTINATION
>   bin/platforms
>
>   )
>
>
>
> I was hoping to factor out the hard coding of xcb in the above which I can
> query.
>
>
>
> So yes, it is like an XY problem.
>
>
>
> Happy to hear of proper CMake way to install the required QPA for a
> software to be package up and ship to user without shipping the entire Qt
> 6.0.0 build on the Linux platform.
>
>
>
> Cheers
>
>
>
> On Mon, 18 Jan 2021 at 19:12, Thiago Macieira <thiago.macieira at intel.com>
> wrote:
>
> On Monday, 18 January 2021 16:15:23 PST Giuseppe D'Angelo via Interest
> wrote:
> > Hi,
> >
> > Il 19/01/21 00:33, Nicholas Yue ha scritto:
> > > Is there some command line query I can make to determine the QPA
> display
> > > system that is being used? For example, running that command on e.g. an
> > > Ubuntu box may return something like *xcb*
> >
> > In general, qtdiag will tell you. However, this decision may be
> > different for each application, and it's not uncommon to find
> > applications that override the system default.
>
> Actually, it should be VERY uncommon. There are few applications that need
> a
> specific windowing system, though I don't doubt there are several that
> work
> poorly with anything that they weren't tested with.
>
>
> --
> Thiago Macieira - thiago.macieira (AT) intel.com
>   Software Architect - Intel DPG Cloud Engineering
>
>
>
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>
>
>
>
> --
>
> Nicholas Yue
> Graphics - Arnold, Alembic, RenderMan, OpenGL, HDF5
> Custom Dev - C++ porting, OSX, Linux, Windows
> http://au.linkedin.com/in/nicholasyue
> https://vimeo.com/channels/naiadtools
>


-- 
Nicholas Yue
Graphics - Arnold, Alembic, RenderMan, OpenGL, HDF5
Custom Dev - C++ porting, OSX, Linux, Windows
http://au.linkedin.com/in/nicholasyue
https://vimeo.com/channels/naiadtools
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