Writing Class Browser etc for Python
mwh at python.net
Wed Aug 7 10:42:42 EDT 2002
jglueck at vol.at (Bernhard Glück) writes:
> I am currently investigating if i can implement Python2.2 as our
> primary scripting language for our new application/multimedia
> architecture. I am Python newbie, so please bear with me ( I am only
> concerned with the API for Extending/Embedding Python in C/C++ )
Often the easiest (or only) way to do want you want is to call the
Python API from C. Fortunately this is pretty easy.
> I need to know if and how it would be possible to write some sort of
> class browser in C++.
> In our architecture there are only "Actor" classes which "do
> something" in the world. All classes derive from this base class in
> C++. Now i want to extend this class hierarchy with python classes so
> that it is allowed to derive from any Actor derived C++ class in
> Python too. This should not be a real problem. However all Actor
> derived classes need to be inspected and instantiated in our Editor
> tool. Having a class browser of the C++ classes is very easy with out
> RTTI Type system , however now i also need to know ALL Python classes
> currently in memory which derive directly or indirectly from the C++
> Actor, as well as know their methods and variables.
If these are new-style class you're creating, then I think
PyEval_CallMethod(ActorClass, "__subclasses__", "");
and a dab of recursion is your friend...
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