Re: [Gimp-developer] GIMP python (pythonfu) plugin: How to include the PreviewArea from gimpui

[Bertrand Denoix <bertrand denoix laposte net>]

On 07/20/2013 07:22 PM, Akkana Peck wrote:
> Michael Schroeder writes:
> > I am writing a plugin for Gimp. It works alright via the GIMP UI and
> > command line by registering it to gimp. But I would wish to offer also a
> > Preview area in the UI, and apparently it is not so easy to add the
> > PreviewArea from the gimpui python package to the input dialog.
> Since I haven't seen any other responses:
>
> I don't think there's a way to add a formal preview area in Python.
> But Python does allow you to write any UI you want -- you have the
> full pygtk library available. So you could make a scaled-down
> version of the image, do your preview operations to it, and show
> it in a drawing area.
>
> I'm not sure if there are any good examples of Python scripts that
> do this. It would be great if someone would try this, write an
> example and contribute it as pygimp documentation. There are lots
> of examples for displaying images in pygtk -- I've found that simple
> to do in other programs -- so it's mostly a matter of getting the GIMP
> image into a format pygtk can display, and I don't know how hard or
> easy that is. If you try it, please post a followup here.

Not too realistic...  pixel-oriented  operations in python would be much 
to slow to be usable in a preview