[plt-scheme] slideshow, sound

I was thinking, for now maybe I would have a click-here image and a  
callback to launch the sound.  Auto-launch in the future sounds great.

On Mar 3, 2008, at 08:01, Matthew Flatt wrote:

> At Mon, 3 Mar 2008 05:36:11 -0500, "Geoffrey S. Knauth" wrote:
>> On Mar 3, 2008, at 04:25, Noel Welsh wrote:
>>> On Sun, Mar 2, 2008 at 9:52 PM, Geoff Knauth <geoff at knauth.org>  
>>> wrote:
>>>> When I show a particular slide, I want to start a sound.  How  
>>>> hard is
>>>> this?
>>> Not very.  The good Dr provides a play-sound function:
>>> http://docs.plt-scheme.org/gui/
>>> Windowing_Functions 
>>> .html#(def~20((collects~20mred~20main..ss)~20play-
>>> sound))
>
> But I can't think of a way to start the sound when a specific slide is
> shown.
>
> I think Slideshow will have to provide a new hook --- or some general
> API to mediate the slide content and the slide viewer --- to make that
> work.