> From:
[hidden email]> To:
[hidden email]> CC:
[hidden email];
[hidden email]> Date: Wed, 29 Jun 2011 16:40:28 +0200
>
>
> Don,
> thanks for the info, which are useful in their own right, but I think
> gm was asking for static methods (at least, I think that's what he meant
> by "class method"). The gist is the same, but for the details you can
> have a look at <QuantLibAddin/gensrc/metadata/functions/date.xml> which
> exposes a few static methods of class Date (e.g., maxDate or isLeap.)
>
> Luigi
>
>
> On Wed, 2011-06-29 at 14:05 +0100, Don Stewart wrote:
> > Hi there,
> > For the purpose of the discussion below I'm using Microsoft Visual C++
> > with the QuantLibXL__full_vc9 solution containing the QuantLibXLStatic
> > project. The overview of exposing a method is:-
> >
> > 1 - In qlgensrc, add a <Member> element to the objects .xml file.
> > 2 - Rebuild qlgensrc project which auto generates/updates the necessary
> > files in QuantLibObjects and QuantLibXLStatic projects.
> > 3 - Build the QuantLibObjects and QuantLibXLStatic (or rebuild the
> > solution).
> >
> > As an example, lets say we wanted to expose the
> > QuantLib::CapFloor::capRates() method (its already exposed so take a
> > look at the files mentioned).
> >
> > 1 - Add to \QuantLibAddin\gensrc\metadata\functions\capfloor.xml the
> > element
> > <Member name='qlCapFloorCapRates' type='QuantLib::CapFloor'>
> > <description>Returns the cap rates for the given CapFloor
> > object.</description>
> > <libraryFunction>capRates</libraryFunction>
> > <SupportedPlatforms>
> > <SupportedPlatform name='Excel'/>
> > </SupportedPlatforms>
> > <ParameterList>
> > <Parameters/>
> > </ParameterList>
> > <ReturnValue>
> > <type>QuantLib::Rate</type>
> > <tensorRank>vector</tensorRank>
> > </ReturnValue>
> > </Member>
> >
> > 2 - Rebuild the qlgensrc project which updates
> > \QuantLibXL\qlxl/register/register_capfloor.cpp
> > \QuantLibXL\qlxl/functions/capfloor.cpp
> > \QuantLibXL\qlxl/functions/functioncount.hpp
> > \QuantLibAddin\Docs\auto.pages/volatility.docs
> > \QuantLibAddin\Docs\auto.pages/capfloor.doc
> >
> > 3 - Build QuantLibXLStatic
> > In this example no files were change in QuantLibObjects so there was no
> > need to build that project. If you are unsure then build the solution
> > and it will determine what projects need building.
> >
> > Some things to keep in mind.
> > If your exposing activity results in qlgensrc creating files, make sure
> > you include those created files in their projects otherwise you will get
> > a link error.
> >
> > If the method you are exposing requires any processing of what is
> > returned by the underlying QuantLib method call then add this processing
> > to \QuantLibAddin\qlo\xxx.cpp,hpp. For an example see qlBondDescription
> > in \QuantLibAddin\gensrc\metadata\functions\bond.xml and associated
> > description() method in \QuantLibAddin\qlo\bond.cpp,hpp
> >
> > If you get compilation errors in QuantLibObjects/QuantLibXLStatic or
> > link errors in QuantLibXLStatic which you can't explain then I've found
> > the cause usually to be missing <include></include> file(s) in
> > \QuantLibAddin\gensrc\metadata\functions\xxx.xml.
> >
> >
> >
> > >From a previous post (I didn't record which one) Andrew Downes sent the
> > attached documents which may be of some help when you get to a more
> > advance stage.
> >
> > Regards Don Stewart
> >
[hidden email]> >
> >
> > ________________________________
> >
> > From: g m [mailto:
[hidden email]]
> > Sent: 29 June 2011 12:51
> > To:
[hidden email]> > Subject: [Quantlib-users] Expose a QuantLib class method to
> > QuantLibAddin
> >
> >
> > Hi,
> > What is the key stages to expose a quantLib class method to
> > QuantlibAddin ?
> > Unfortunately in the Stock class used in the tutorial here =>
> > http://quantlib.org/quantlibaddin//extend_tutorial.html there is no
> > class method.
> > Many thanks.
> >
> >
> >
> >
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