[argyllcms] Re: Aware of hardware devices
- From: Frederic Crozat <fred@xxxxxxxxxx>
- To: argyllcms@xxxxxxxxxxxxx
- Date: Tue, 3 Nov 2009 07:14:22 +0100
2009/11/3 Richard Hughes <hughsient@xxxxxxxxx>:
> gnome-color-manager uses argyllcms to generate display profiles[1]. At
> the moment there is a big fat "Calibrate" button in the GUI, that just
> produces a cryptic error if the calibration device is not plugged in.
>
> The attached patch (for comments) adds a ARGYLL_CALIBRATION_DEVICE
> udev string for supported devices, and would allow gnome-color-manager
> to make the calibrate button insensitive when there is not supported
> hardware installed, and sensitive when the hardware is inserted. The
> alternative is for gnome-color manager to keep a list of the VIDs and
> PIDs itself, which isn't ideal as then the lists would get out of sync
> when the list of supported devices grows.
>
> Thanks, feedback welcome.
>
> Richard.
>
> [1] http://blogs.gnome.org/hughsie/2009/11/02/gnome-color-manager-progress/
I would suggest to remove the MODE="666" entirely from your patch and
push a patch to upstream udev 70-acl.rules which would set ACL_MANAGE
when ARGYLL_CALIBRATION_DEVICE is set :
# color calibration device
ENV{ARGYLL_CALIBRATION_DEVICE}=="*?", ENV{ACL_MANAGE}="1"
--
Frederic Crozat
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