Re: [Gimp-developer] PDB Procedures for External Progress Bars

["C. Jason. B." <c jason b gmail com>]

On Thu, 27 Aug 2015 11:02:09 -0300
"Joao S. O. Bueno" <gwidion gmail com> wrote:

> It should allow for the callback - and the behavior you describe is a
> bug in the gimp=python.
>
> As for any calls that require "-1" as a parameter for "nothing" or
> "cancel" , they should take in
> a Python's "None"  when used from Python.
>
> On 27 August 2015 at 09:59, C. Jason. B. <c jason b gmail com> wrote:
> > List,
> >
> > I am tasked with creating (python using GTK) a plugin which will
> > utilize a great many other scripts and plugins within GIMP.  The
> > file which is being written runs in full screen mode most of the
> > time so the progress bars in The GIMP are obscured, which leads to
> > the use of an external progress bar.  But a snag has been
> > encountered.  While trying to register a temporary function from
> > within python, it balks at the number of parameters, and the
> > parameter it is refusing is the callback function.  A perusal of
> > the source code lead me to gimpmodule.c in the pygimp directory
> > (line 642).
> >
> > I am not a c programmer, so I am attempting to translate this via my
> > knowledge of Python.
> >
> > It looks, at first glance, as if this function does not allow for a
> > callback function to be passed in.  If so, how would one register a
> > temporary function from python?
> >
> > On an additional note, the PDB function gimp_progress_init indicates
> > that a '-1' is passed to instruct it to use an external window for a
> > progress bar, but it chokes on that value with an error (either as
> > a string or an int).
> >
> > I have found the functions which (in Python) are accessed via
> > gimp.progress_install, so I know that these can be used instead.
> > What I am trying to find out is if the PDB variants of this are
> > implemented, or am I using them in the wrong way?  If I am using
> > them wrong, would someone be kind enough to explain how they should
> > be used?
> >
> > Sincerely,
> > C. Jason B.
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