How to grab the input event exclusively?

[Lance Bai]

Hi Pekka,

thanks for your reply.

On Mon, Dec 21, 2015 at 3:02 PM, Pekka Paalanen <ppaalanen at gmail.com> wrote:

> On Mon, 21 Dec 2015 14:35:14 +0000
> Lance Bai <lancebai at gmail.com> wrote:
>
> > Dear All,
> >
> > I have a question regarding grabbing the key input in weston.
> >
> > I am running weston-1.8.92 on raspberry pi2(i.e compositor-rpi, launch
> with
> > weston-launch), and found that the /dev/input/eventX file descriptor is
> > read by both weston and tty, which means the input will be showed on the
> > tty terminial as well. However, I would like the key input taken by the
> > weston application only, without showing what I type in TTY.
>
> That sounds terrible. Please file a bug report.
>
>
sure, I am going to create a bug report regarding that.

> Should I set the input event fd with EVIOCGRAB in weston_launcher_open,
> > like libinput/tools/shared.c? or is there any better approach?
>
> The VT input should get disabled as part of the launching sequence and
> also in the VT-switching sequence. Sounds like that's not working right.
>
> Or it is possible that Weston is showing, but not on the VT it thinks
> it is.
>

is there a easy way to check this?


>
> Do you have systemd or not?
>

no,  I do not build systemd  on my rpi2 develop environment.


>
>
> Thanks,
> pq
>



-- 
BR,
Lance Bai
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