Re: PRINT TO PS

[Carlos Alberto <cvences yahoo com>]

--- "Andreas J. Guelzow" <aguelzow taliesin ca> wrote:
> On Wed, 2003-11-26 at 17:16, Carlos Alberto wrote:
> > mmm, well that's true, in fact I only want to
> change
> > Gnumeric, and as you say, changing libgnomeprint
> will
> > affect all my apps.
> >
> > Ok, just one more question, gnumeric/src/print.c
> has a
> > function called:
> >
> > void sheet_print (
> >
> > and it uses a GnomePrintJob pointer called gpm.
> >
> > What would happen if I replace for example:       
>  
> > near gnumeric/src/print.c 1309, 0-1
> >
> > case PRINT_SHEET_RANGE:
> >    workbook_print_all (pj, sheet->workbook);
> >    break;
> >
> > for something like this:
> >
> > case PRINT_SHEET_RANGE:
> >    //workbook_print_all (pj, sheet->workbook);
> >    gnome_print_job_print_to_file (gpm,
> > "/tmp/output.ps")
> >    break;
> >
> > ...Can someone help me with this???
>
> Nothing good will happen. Specifically you wouldn't
> get any output.
>
> Now, if you want to work at that level so that the
> users still think
> they can select a printer but you afterwards
> sidetrack the output (and
> ensure that the users don't file bugs or make
> derogatory comments about
> gnumeric),  then the right place to insert a few
> commands would be:
>
> in src/print.c at about lines 1292 or so:
---------------------------------------------------------
>       if (default_range == PRINT_SHEET_RANGE) {
>               pj->start_page = first-1;
>               pj->end_page = end-1;
>       }
>
> additional code goes here!
>
>       gpm = gnome_print_job_new (print_config);
>       pj->print_context = gnome_print_job_get_context
> (gpm);
>       pj->range = default_range;
>       if (default_range == PRINT_SHEET_RANGE) {
>               pj->start_page = first-1;
>               pj->end_page = end-1;
>       }
---------------------------------------------------------
> Essentially you want to change the print_config to
> select print to file:
>
> to change the file name (one should suffice but this
> way at least the
> file name also changes in the print dialog):
>
>       gpa_node_set_path_value (print_config, 
>                                "Settings.Output.Job.FileName", 
>                                "/tmp/output.ps");
>       gpa_node_set_path_value (print_config, 
>                                "Settings.Transport.Backend.FileName", 
>                                "/tmp/output.ps");
>
> you still need to set the printer and the transport
> to `FILE'. Check out
> the code in libgnomeprintui/gpaui/*.c on pointers
> how to do that. I am
> too busy in the moment to figure out those details.
> Sorry.
>
> Andreas

Ok never mind, I will take a look there then, thanks
in advance :)

=====
Atte.Carlos Alberto Vences Sánchez0172112393Metepec, Méxicoxneon79 netscape net

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