[BRLTTY] Broken colour names

Samuel Thibault samuel.thibault at ens-lyon.org
Tue Nov 17 09:15:24 EST 2015


Shérab, on Tue 17 Nov 2015 15:04:54 +0100, wrote:
> Samuel Thibault (2015/11/17 14:06 +0100):
> > The problem is that these userland-driven terminals don't provide the
> > screen output. Ideally we'd manage to gather the people implementing
> > them, and get to define a common interface to access the screen
> > output.
> 
> Isn't AT-SPI good enough for that? Or is it too heavy for instance?

It is heavy for performance (at *best* thousands of requests
per second), and it is really not suited to getting terminal
information. The AccessibleTerminal interface has never been actually
implemented.

Generally speaking, the way AT-SPI works seems overkill to me here. The
way it works (insertion/removal notification) really does not suit
terminal screen reading.

A shared-memory solution looking like /dev/vcsa, but rethought for
unicode etc. would work much better.

Samuel


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