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From: Andy Wingo <wingo@pobox.com>
Subject: Re: guile-gtk
Date: Sun, 21 Nov 2004 19:00:51 +0200	[thread overview]
Message-ID: <1101056451.7122.35.camel@localhost> (raw)
In-Reply-To: <419B5A9E.6060408@ccrma>

Hey Bill,

On Wed, 2004-11-17 at 06:05 -0800, Bill Schottstaedt wrote:
> Another choice is libxm which has support for all versions
> of gtk since 2.0.

It's a different choice indeed, a bit closer to the C.

Some libxm examples from snd-gtk.scm:

  (gtk_range_set_update_policy (GTK_RANGE (GTK_SCALE scale))
                               GTK_UPDATE_CONTINUOUS)

  (g_signal_connect_closure_by_id
   (GPOINTER adj)
   (g_signal_lookup "value_changed" (G_OBJECT_TYPE (GTK_OBJECT adj)))
   0
   (g_cclosure_new
    (lambda (w d) (func (.value (GTK_ADJUSTMENT adj)))) #f #f) #f)))

The same code in guile-gnome would be:

  (set-update-policy scale 'continuous)
  ;; you could use the full name, gtk-range-set-update-policy
  ;; or, with gobject properties, (set scale 'update-policy 'continuous)

  (connect adj 'value-changed
           (lambda (x) (func (gtk-adjustment:value adj)) #f))

So on the one hand, guile-gnome feels more schemey, but on the other,
gtk-adjustment:value doesn't actually exist right now (GtkAdjustment
needs more love). In libxm everything that you have in C should be
available in scheme without extra love.

Regards,
-- 
Andy Wingo <wingo@pobox.com>
http://ambient.2y.net/wingo/


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  parent reply	other threads:[~2004-11-21 17:00 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-11-15 20:41 guile-gnome releases: platform 2.7.96, bunch of "extras" Andy Wingo
2004-11-16 17:07 ` David Pirotte
2004-11-16 17:13 ` guile-gnome releases: platform 2.7.96 // make --> error David Pirotte
2004-11-16 19:46 ` guile-gnome releases: platform 2.7.96, bunch of "extras" Neil Jerram
2004-11-16 20:10   ` Greg Troxel
2004-11-17 14:05     ` guile-gtk Bill Schottstaedt
2004-11-17 19:27       ` guile-gtk Greg Troxel
2004-11-21 17:00       ` Andy Wingo [this message]
2004-11-17 20:03 ` guile-gnome releases: platform 2.7.96, bunch of "extras" Jan Nieuwenhuizen
2004-11-17 23:09   ` Jan Nieuwenhuizen
2004-11-17 23:51     ` Jan Nieuwenhuizen
  -- strict thread matches above, loose matches on Subject: below --
2004-05-27  2:23 guile-gtk Thamer Al-Harbash
2004-05-27  9:57 ` guile-gtk Andreas Rottmann
2004-05-27 12:41 ` guile-gtk Greg Troxel
2004-05-27 14:35   ` guile-gtk Thamer Al-Harbash
2004-05-27 22:15   ` guile-gtk Kevin Ryde

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