Re: [gnome-devel] Re: Autodetect CD

[Reginald Johnson <reginald johnson cox net>]

Sean,
	Thanks for the help.  I finally just resorted to a thread that
routinely checks to see if there is anything in the drive.  Too bad
there doesn't appear to be a more elegant solution.


On Mon, 2004-05-24 at 09:33, Sean Middleditch wrote:
> On Sun, 2004-05-23 at 20:47, Reginald Johnson wrote:
> > Sean,
> >     Thanks for the help in clearing that up for me.  Now that I know 
> > what I need to do, you wouldn't happen to know of any good online 
> > tutorials on the best way to do this kind of polling in gnome?
> 
> Unless you install HAL, udev, and gnome-volume-manager, there is no
> GNOME-specific way of doing this.  You can always check the code to
> magicdev which polls in a similar fashion.
> 
> > 
> > Reginald
> > 
> > Sean Middleditch wrote:
> > 
> > >
> > > Reginald Johnson wrote:
> > >
> > >>
> > >> If there isn't a method to do this, how are media players such as 
> > >> XMMS able to accomplish somthing similar?  They don't seem to be 
> > >> running in the background so they can't be resorting to polling the 
> > >> CD.  Any ideas how they are able to do this?
> > >
> > >
> > > They poll.  Polling doesn't require them to actively run.  They just 
> > > wake up once every second or so, check if there's a CD, and then go 
> > > back to sleep.  Tools like ps or top probably won't ever be able to 
> > > catch the app in that window without real SMP and some very good timing.
> > >
> > > In the future they will hopefully use HAL events and such, as will all 
> > > other desktop apps.
> > > _______________________________________________
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> > > gnome-devel-list gnome org
> > > http://mail.gnome.org/mailman/listinfo/gnome-devel-list
> > >
> > 
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