[Buildroot] Qt mouse, keyboard, touchscreen

[Stephan Hoffmann <sho@relinux.de>]

Am 27.11.2012 08:46, schrieb Zoran Djordjevic:
> I recompiled my RFS. This is what I checked in Buildroot menues:
> for mouse: tslib, linux input, qvfb (what qvfb means ?)
> for keyboard: linux input, qvfb
> My /dev/input node has event0, event1, mouse0 and mice.
> When I give: export QWS_MOUSE_PROTO=tslib:/dev/input/event0,
> touch screen works fine. However, tried different options for USB mouse,
> and neither one works (cat /dev/input/mouse0 or mice gives terminal
> "garbage").
> Regarding keyboard, I gave: export
> QWS_KEYBOARD=linuxinput:/dev/input/event1
> Keyboard (USB) does work, but from that moment my terminal connected
> keyboard (via COM port) - doesn't work (Ctrl-C). When exiting application,
> I can't give commands via terminal. Any help ?
Sorry, but I do not have any idea. It seems odd that trying to use a USB
keyboard breaks the serial console.

Maybe someone else can give some advice.

Stephan
>  
> Regards
>
> *From:* Stephan Hoffmann <sho@relinux.de>
> *To:* Zoran Djordjevic <djdjdjole@yahoo.com>
> *Cc:* buildroot at busybox.net
> *Sent:* Monday, November 26, 2012 9:17 AM
> *Subject:* Re: [Buildroot] Qt mouse, keyboard, touchscreen
>
> Am 26.11.2012 09:09, schrieb Zoran Djordjevic:
>> I didn't go that way - with make clean (rather tried with deleting
>> .stamp files).
>> It is because building process is so lengthy. But I will probably try
>> that.
> My experience is that often "make xxx-reconfigure" is enough. But when
> there are strange error messages "make clean" often is worth the waiting.
>> What  else is left for me to do.
>>  
>> Regards
>>
>> *From:* Stephan Hoffmann mailto:sho at relinux.de
>> *To:* Zoran Djordjevic mailto:djdjdjole at yahoo.com
>> *Sent:* Monday, November 26, 2012 8:58 AM
>> *Subject:* Re: [Buildroot] Qt mouse, keyboard, touchscreen
>>
>> Am 26.11.2012 08:49, schrieb Zoran Djordjevic:
>>> OK - now I checked few options regarding Qt drivers in Buildroot
>>> menu and try rebuilding, but got error:
>>> The tslib functionality test failed!
>> Did you try "make clean"?
>>> You might need to modify the indluce and library search paths by editing
>>> QMAKE_INCDIR and QMAKE_LIBDIR in ....... (name of the config folder).
>>> I don't see either of those ones in qmake.conf in folder quoted, and
>>> also
>>> if I add them, don't know what to quote ?
>>>  
>>> Regards
>>>  
>>> *From:* Stephan Hoffmann mailto:sho at relinux.de
>>> *To:* buildroot at busybox.net <mailto:buildroot@busybox.net>
>>> *Sent:* Saturday, November 24, 2012 10:51 AM
>>> *Subject:* Re: [Buildroot] Qt mouse, keyboard, touchscreen
>>>
>>> Am 24.11.2012 10:19, schrieb Zoran Djordjevic:
>>>> Thanks to helpful information you provided, I managed to built
>>>> simple Qt application on my ARM board and it works - meaning
>>>> I got some window and some simple effect inside. I am using
>>>> framebuffer so started program with -qws option.
>>>> However mouse, keyboard and touchscreen are dead. In fact they
>>>> are probably visible by kernel (ts_calibrate and ts_test for example,
>>>> works OK and cat /dev/input/event0 shows "usuall" garbage on
>>>> terminal) however I don't know how to start them to work with Qt.
>>>> I successfully started them earlier while using TinyX and GTK, by
>>>> simply quoting them with xinit command parameters.
>>>> But don't know how to do the same with Qt.
>>> Hi,
>>>
>>> there are two things to consider:
>>>
>>> 1. Check if there are drivers enabled in buildroot config. The
>>> default configuration does not include any drivers. I stepped in
>>> this trap when I started to use QT.
>>>
>>> BTW: Shouldn't we change this to some useful default?
>>>
>>> 2. QT needs environment variables to configure input devices.
>>>
>>> http://doc.qt.digia.com/4.7/qt-embedded-envvars.html
>>>
>>> Hope this helps
>>>
>>> Stephan
>>>
>>>>  
>>>> Regards
>>>>
>>>>
>>>> _______________________________________________
>>>> buildroot mailing list
>>>> buildroot at busybox.net <mailto:buildroot@busybox.net>
>>>> http://lists.busybox.net/mailman/listinfo/buildroot
>>>
>>>
>>> -- 
>>> reLinux     -    Stephan Hoffmann
>>> Am Schmidtgrund 124    50765 K?ln
>>> Tel. +49.221.95595-19    Fax: -64
>>> http://www.relinux.de/     sho at reLinux.de <mailto:sho@reLinux.de>
>>>
>>>
>>> _______________________________________________
>>> buildroot mailing list
>>> buildroot at busybox.net <mailto:buildroot@busybox.net>
>>> http://lists.busybox.net/mailman/listinfo/buildroot
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>>
>>
>> -- 
>> reLinux     -    Stephan Hoffmann
>> Am Schmidtgrund 124    50765 K?ln
>> Tel. +49.221.95595-19    Fax: -64
>> http://www.relinux.de/     sho at reLinux.de <mailto:sho@reLinux.de>
>>
>>
>>
>
>
> -- 
> reLinux     -    Stephan Hoffmann
> Am Schmidtgrund 124    50765 K?ln
> Tel. +49.221.95595-19    Fax: -64
> http://www.relinux.de/     sho at reLinux.de <mailto:sho@reLinux.de>
>
>
>


-- 
reLinux     -    Stephan Hoffmann
Am Schmidtgrund 124    50765 K?ln
Tel. +49.221.95595-19    Fax: -64
www.reLinux.de     sho at reLinux.de


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