Re: [Swig-user] [swig-java] need advice on multiple inheritance

[William S F. <ws...@fu...>]

On 01/02/13 09:21, Andre Minkowski wrote:
> Hello,
> is it possible, to have SWIG create a java wrapper for the following
> class D that extends the base class B (instead of A, which is the first
> base)?
> // Derived.h:
> class D: public A,B,C{
>    //...
> };
>
> Is there any SWIG statement that says "use B as base class" rather than
> modifying the header file itself? This is needed as part of a bigger
> wrapper, and I would like to include the original header files without
> modifications.
>
> Now another question in the same context of multiple inheritance:
> Currently I am adding the required methods from C to D like this:
> %extend D{
>    void Cfun1(){$self->Cfun1();}
>    void Cfun2(){$self->Cfun2();}
>    //...
>    C* baseC(){return $self;}
> }
> Cfun1() and Cfun2() are methods which are defined for class C. Is there
> any possibility to have SWIG automatically include all methods from
> those base classes which are not used as base class in java?
> I found that multiple inheritance in java can be simulated to some
> extent using interfaces and mixin classes. Is anything like this under
> development for SWIG?
Not currently, but it would be good if SWIG supported this as a feature. 
There was a partial implementation, details at 
http://codewrapper.com/wiki/index.php?title=SWIG_GSoC_2012_ideas_page#Idea_7:_Better_Multiple_Inheritance_Support

William