[cups.development] GUI backend

[Till Kamppeter]

Tim Waugh wrote:
> Till Kamppeter wrote:
>> HP does this in HPLIP. Their GUI part is listening on the D-Bus and 
>> the fax CUPS backend communicates with GUI via the D-Bus, passing the 
>> job over to the GUI. Then the GUI for sending faxes opens and allows 
>> the user to choose a cover page, fax numbers, and additional files to 
>> fax and sends everything to the fax-capable MF device.
> 
> Note that this also means it is impossible to use an HPLIP Fax queue 
> remotely.  In fact, any "custom" graphical interface is likely to suffer 
> from this problem.
> 
> It would probably be better if you can find a way to communicate with 
> your backend using the normal channels, perhaps in a similar way to how 
> passwords are collected by the CUPS backends.  That is, using state 
> reasons in the backend, providing translations for them in the PPD, and 
> accepting inputs from job options.

Tim, Can you report this as a feature request to the HPLIP guys on 
https://launchpad.net/hplip/? Thank you.

    Till