[sugar] filtering result of an object chooser

[Erik Blankinship]

>
>
> On 2/29/08, Erik Blankinship <erikb at mediamods.com> wrote:
> >
> > Is there a way to filter the mime types of the objects presented with an
> > object chooser (e.g., only png)?  Here is some sample code I am using:
> >
> > import gtk
> > import shutil
> > from sugar.graphics.objectchooser import ObjectChooser
> >
> > class FilePicker:
> >
> >     def __init__(self):
> >         pass
> >
> >     def show(self):
> >         title = None
> >         parent = None
> >         file = None
> >         chooser = ObjectChooser(title, parent, gtk.DIALOG_MODAL |
> > gtk.DIALOG_DESTROY_WITH_PARENT)
> >         try:
> >             result = chooser.run()
> >             if result == gtk.RESPONSE_ACCEPT:
> >                 jobject = chooser.get_selected_object()
> >                 if jobject and jobject.file_path:
> >                     ext = os.path.splitext(jobject.file_path)[1]
> >                     f, new_temp = tempfile.mkstemp(ext)
> >                     del f
> >
> >                     global _temp_files_to_clean
> >                     _temp_files_to_clean.append(new_temp)
> >                     shutil.copy(jobject.file_path, new_temp)
> >
> >                     file = new_temp
> >         finally:
> >             chooser.destroy()
> >             del chooser
> >
> >         return file
> >
>
>
> Unfortunately, this code (and the identical code in the Browse activity)
> when run in jhbuild always returns this path: "."
>
> Is this expected behavior?  Is this problem unique to jhbuild?  Is there
> something I should to differently?


Trying a few different objects reveals that I can pick Write files (.odt)
and Image files (.png), but not Video files (.ogg) -- those come back as "."
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