kcmshell printer: Copy to / psuedo printer? (print preview)

[Ken Tanzer]

Thanks Cristian.  That's actually very helpful.  It makes perfect sense 
that you'd need hooks into CUPS.  In fact, once you said it it seemed 
really obvious! :)

Ken

Cristian Tibirna wrote:
> On 22 March 2007 20:07, Ken Tanzer wrote:
>   
>> I set up a pseudo-printer that calls kghostview, which works fine if you
>> print via kprinter.  For the jobs coming from other machines, I looked
>> at using the kcmshell printer module.  This is a great program, and
>> almost does what I want.  It's got a "move job" option, but this only
>> provides options for real printers, not the psuedo-printers.  
>>     
>
> Because pseudo-printers are what the name says: not really printers. They 
> aren't managed by the printing system, thus they are not queued. They are 
> simple (or not so simple) scripts and programs that take the output of your 
> program from kdeprint and do something to it instantly.
>
> This is why you can't "stop" a pseudo-printer either.
>
>   
>> Also, for 
>> this to work we'd need to be able to "copy" instead of "move" the job.
>>
>> Does anyone know of another way to do this?  Alternatively, does anyone
>> have a sense of how much work would be involved in adding this feature,
>> or have some pointers about how to go about it?
>>     
>
> I wasn't able to trace all that KDEPrint does with the "move" command 
> (kdeprint is a rather complex piece of technology with which I'm far from 
> completely familiar, given that I didn't write it). But I guess the "move" 
> command just acts on the printing backend (in your case CUPS -- and perhaps 
> it only works with CUPS).
>
> I think you would need hooks into CUPS in order to get viewing access to the 
> jobs spooled on the server.
>
> There was a bit of discussion about this a year ago at the Printing Summit, 
> with the author of CUPS, but I don't know what is the status of the matter 
> now. You might want to write to the user mailinglists of the CUPS project.
>
> Sorry for not being very helpful. Thanks for your understanding.
>
>   
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