[Rd] Qt device update
Prof Brian Ripley
ripley at stats.ox.ac.uk
Mon May 7 22:02:32 CEST 2007
On Mon, 7 May 2007, Deepayan Sarkar wrote:
> On 5/5/07, Prof Brian Ripley <ripley at stats.ox.ac.uk> wrote:
>> o dev.interactive() regards devices with the displaylist
>> as interactive, and packages can register the names of their
>> devices as interactive via deviceIsInteractive().
> Thanks. A related issue: 2.5.0's NEWS has:
> o options(device = ) now accepts a function object as well as
> the name of a function.
> (For some reason, I had thought this was true all along, but in any
> case) This means that it's now reasonable to do
>> options(device = function() x11("", 4, 4))
> But then I get (iff there is no device open)
> Error in match(x, table, nomatch = 0) : 'match' requires vector arguments
> because dev.interactive() doesn't know about the change yet.
> dev.interactive() cannot really do anything useful in this case, but
> an error seems too harsh (especially since example(glm) doesn't even
> have any graphics).
Thanks, easily fixed.
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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