Calculator

[Matteo Agostinelli]

On Thursday 01 April 2010 20:11:41 Aaron J. Seigo wrote:
> On April 1, 2010, you wrote:
> > Hi,
> > 
> > I am currently working on improving the calculator runner, by adding an
> > optional dependency on libqalculate. If the library is found, the
> > calculator runner will be built against libqalculate and it will support
> > "advanced" operations (such as currency conversion, unit conversion,
> > equation solving, ...). Otherwise it will fall back to the existing code
> > that uses QtScript. I have tested the runner for some weeks now and it is
> > stable.
> 
> great; can you post a patch to review-board for this so we can triage it in
> asap?
> 
> > I would like to hear some opinions about these points:
> > - currently there are two calculator plasmoids, with and without
> > libqalculate support (btw I am the author of the qalculate one). I think
> > that we could use a similar approach here as with the runner, i.e. have a
> > unified calculator plasmoid that optionally depends on libqalculate.
> 
> agreed
> 
> > - a Qalculate backend for Cantor is currently in playground (not
> > developed by me). It is already quite stable and I think It would be
> > nice to have it included in SC 4.5.
> > 
> > - one problem is that the runner, applet and Cantor backend have some
> > duplicate code (e.g. evaluation options, support for QString, ...). As
> > Aaron suggested some time ago, maybe it is worth it to add a wrapper
> > library for libqalculate use in KDE (something like libkdeqalculate, feel
> > free to suggest a nicer name ;). Where should this library be placed?
> > Would
> > kdebase/workspace/libs be an appropriate place?
> 
> only if it is used by things in kdebase-workspace alone. otherwise, i'd
> recommend kdesupport and ship it as a separate library.
> 
> > Of course I volunteer to take care of these tasks before 4.5 freeze ;)
> 
> terrific :)
So, the proposed patch has been sitting in reviewboard for a couple of weeks 
now (http://reviewboard.kde.org/r/3483/). Did someone test it? I would 
appreciate some feedback before going on with the other points I mentioned.

Thanks,
Matteo
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