[Kde-accessibility] focus tracking

[Joanmarie Diggs]

Hi all.

> Well, I'm not Joanie, but I can start the answer and then she can
> confirm/complete/correct me.

I'll go with "confirm." :-) Thanks so much for writing this up, Alejandro!
--joanie

On Wed, 2010-06-30 at 12:02 +0200, Piñeiro wrote:
> From: Jeremy Whiting <jpwhiting at kde.org>
> 
> > Adding gnome-accessibility and accessibility to the lists as they are the
> > ones with the answers in this regard I believe.
> > 
> > Joanie, we are discussing magnification, and I thought you'd likely know the
> > answer about the api orca/gnome mag uses that Gunnar mentioned here.
> 
> Well, I'm not Joanie, but I can start the answer and then she can
> confirm/complete/correct me.
> 
> >> > individual user applications, and a special magnification API is used for
> >> > the communication between a screen reader and the magnifier (so that the
> >> > screen magnifier does itself not need an AT-SPI implementation.
> >>
> >> do you know if the magnification API is going to be kept with / ported to
> >> AT-
> >> SPI2? if so, then it would be possible to make use of that API with the
> >> kwin
> 
> AFAIK the magnification API is not a AT-SPI(2) issue. Magnification
> tools has some API defined, and Orca uses to control it (although any
> other app could try to use it).
> 
> Current status:
> 
>   * gnome-mag is the current a11y friendly magnification solution in
>     the GNOME Desktop.
>   * It defines an API.
>   * Orca has a "Magnifier" tab to use it.
> 
> Problems:
> 
>   * Right now this API uses CORBA. And CORBA is deprecated (and hated)
>   * With GNOME-Shell we can't use gnome-mag
> 
> Work in process:
> 
>   * gnome-mag API migration to DBUS is in progress [3]
>   * It is still a high risk issue, but this last weeks some people
>     volunteered to help.
>   * Joseph Scheuhammer [1] implemented the magnifier feature in
>     gnome-shell. Really cool, and with a really good performance.
>   * It has a DBUS interface to use it, not complete [2]
>   * The idea is that the migrated gnome-mag API and the gnome-shell
>     magnification tool API be the same, so Orca could use both without
>     problems.
> 
> >> magnification desktop effect (when used as an a11y aid) and when AT-SPI2
> >> becomes available, nothing in kwin's code would need to change. but that
> >> relies on the magnification API remaining stable ... (which i hope it
> >> would,
> >> for the sake of other magnifiers out there)
> 
> As I have just said, AFAIK, the magnifier tools API wouldn't be
> present in AT-SPI2 directly.
> 
> But, other people involved (Mike Gorse, Joanie) can confirm/complete
> all this.
> 
> BR
> 
> [1] http://live.gnome.org/GnomeShell/Magnification
> [2] http://live.gnome.org/GnomeShell/Magnification#D-Bus
> [3] http://live.gnome.org/Accessibility/GNOME3#gnome-mag_.28port_to_D-Bus.29
> 
> ===
> API (apinheiro at igalia.com)
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