[Rock-dev] Fwd: Howto get access to properties?
Alexander Duda
Alexander.Duda at dfki.de
Mon Sep 9 14:23:53 CEST 2013
> Subject: [Rock-dev] Howto get access to properties?
> Date: Thu, 22 Aug 2013 15:41:33 +0200
> From: Matthias Goldhoorn <matthias.goldhoorn at dfki.de>
> To: rock >> "rock-dev at dfki.de" <rock-dev at dfki.de>
>
>
>
> The new async api should be used for gui's
>
> however how could be an Async Property be readed or written?
>
> http://www.rock-robotics.org/master/documentation/graphical_user_interface/300_displaying_logfiles.html
>
> does not explain it
>
> example
>
> t = some_async_task
> p = t.property("a")
>
> failes:
> p = 5
Async objects have the same interface like the corresponding sync ones
but the possibility to give a callback if the the method shall
asynchronously be called.
sync call:
p.write(val)
async call:
p.write(val) do |result,error|
if error
raise
end
end
Greets
Alex
>
> --
> Dipl.-Inf. Matthias Goldhoorn
> Space and Underwater Robotic
>
> Universität Bremen
> FB 3 - Mathematik und Informatik
> AG Robotik
> Robert-Hooke-Straße 5
> 28359 Bremen, Germany
>
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> E-Mail:matthias.goldhoorn at uni-bremen.de
>
> Weitere Informationen:http://www.informatik.uni-bremen.de/robotik
>
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--
Dipl.-Ing. Alexander Duda
Unterwasserrobotik
DFKI Bremen
Robotics Innovation Center
Robert-Hooke-Straße 5
28359 Bremen, Germany
Phone: +49 (0)421 178-456620
Fax: +49 (0)421 178-454150
E-Mail: alexander.duda at dfki.de
Weitere Informationen: http://www.dfki.de/robotik
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