[Kde-hardware-devel] udisks2 status for floppy drives

[Jacopo De Simoi]

On Wednesday 30 April 2014 17:48:13 Daniel Nicoletti wrote:
> Regarding the bug I think the proper
> fix is to not pop up when the plasmoid
> is created, it's rather annoying to see
> it even if you just started your session
> with an usb stick.
Ok, this I have fixed now with commit 42310a7851049d7706c66874f363ce7ef73655df

Now let us go back on topic; should we manage floppy discs as we manage 
optical discs? is there a way to do that and how can we work around the 
shortcomings of floppy drives?

> 
> 2014-04-30 17:45 GMT-03:00 Daniel Nicoletti <dantti12 at gmail.com>:
> > IMHO the icon must be there as most PC's floppy drives
> > that I know of doesn't inform about having a disk or not,
> > I think if a user doesn't want to see it, he
> > could just disable it in the BIOS.

I guess part of the problem is that some users do not have that option in 
their BIOS. 

> > 
> > 2014-04-30 17:36 GMT-03:00 Jacopo De Simoi <wilderkde at gmail.com>:
> >> I am trying to fix bug 318061 i.e. the fact that floppy drives appear in
> >> the notifier even if no disc is inserted. I've been able to reproduce
> >> with udisks2
> >> 
> >> The situation for udisks2 is indeed quite messy. According to the specs:
> >> 
> >> ---
> >> The "MediaChangeDetected" property
> >> 
> >> MediaChangeDetected  readable   b
> >> Set to TRUE only if media changes are detected.
> >> 
> >> Media changes are detected on all modern disk drives through either
> >> polling or an asynchronous notification mechanism. The only known disk
> >> drives that cannot report media changes are PC floppy drives.
> >> 
> >> The "Size" property
> >> 
> >> Size  readable   t
> >> The size of the drive (or the media currently in the drive).
> >> 
> >> This is always 0 if "MediaChangeDetected" is FALSE.
> >> 
> >> ---
> >> 
> >> This sucks big time; the size of any floppy disc will always be reported
> >> as 0; so we can't filter 0-sized devices on the client side.
> >> 
> >> I propose to “Ignore” volumes which are floppy drives and whose UUID is
> >> empty. In this way empty drives should not be displayed by either
> >> dolphin or the notifier.
> >> 
> >> We would then need to listen for changes in the uuid property to ensure
> >> that the system reacts to insertion of actual floppy discs.
> >> 
> >> Finally, we should change the volume description for floppy discs, as
> >> otherwise they would always appear as 0B removable disc.
> >> 
> >> If nobody has objections, I can work on implementing the above proposal,
> >> otherwise we should discuss another strategy.
> >> 
> >> Best,
> >> 
> >>  __J
> >> 
> >> _______________________________________________
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> >> Kde-hardware-devel at kde.org
> >> https://mail.kde.org/mailman/listinfo/kde-hardware-devel
> > 
> > --
> > Daniel Nicoletti
> > 
> > KDE Developer - http://dantti.wordpress.com