Re: [pygccxml-development] Can held_type be an abstract class?

[Roman Y. <rom...@gm...>]

On 6/18/06, Lakin Wecker <lak...@gm...> wrote:
> Hi,
>
> I've applied some code that Roman and I came up with to wrap and
> appropriately use the Ogre::SharedPtr class.  In one case I'm setting
> the held_type of Ogre::Resource to be Ogre::SharedPtr <Ogre::Resource>
>  ..  However when I try to compile the generated code, I get the
> following error.
>
> /home/lakin/code_personal/python-ogre/build/Resource.pypp.cpp:284:
> instantiated from here
> /usr/include/boost/python/object/pointer_holder.hpp:179: error: cannot
> allocate an object of abstract type 'Ogre::Resource'
> /home/lakin/.local//include/OGRE/OgreResource.h:68: note:   because
> the following virtual functions are pure within 'Ogre::Resource':
> /home/lakin/.local//include/OGRE/OgreResource.h:101: note:  virtual
> void Ogre::Resource::loadImpl()
> /home/lakin/.local//include/OGRE/OgreResource.h:105: note:  virtual
> void Ogre::Resource::unloadImpl()
> /home/lakin/.local//include/OGRE/OgreResource.h:107: note:  virtual
> size_t Ogre::Resource::calculateSize() const
> /usr/include/boost/python/object/pointer_holder.hpp: In constructor
> 'boost::python::objects::pointer_holder<Pointer,
> Value>::pointer_holder(PyObject*, A0, A1, A2, A3, A4, A5) [with A0 =
> Ogre::ResourceManager*, A1 =
> boost::python::objects::reference_to_value<const Ogre::String&>, A2 =
> long unsigned int, A3 =
> boost::python::objects::reference_to_value<const Ogre::String&>, A4 =
> bool, A5 = Ogre::ManualResourceLoader*, Pointer =
> Ogre::SharedPtr<Ogre::Resource>, Value = Ogre::Resource]':
>
> Anyone with ideas?

Yes.

Held type could not be abstract. SharedPtr<Resource> is not abstract.
I guess, that pyplusplus does not generates no_init or something like
this. I will check
this evening, okay?

-- 
Roman Yakovenko
C++ Python language binding
http://www.language-binding.net/