Re: [Boost-users] how to make a vector to derivedClass::create() methods

Subject: Re: [Boost-users] how to make a vector to derivedClass::create() methods
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2009-02-09 11:00:38

AMDG

Victor Whiskey Yankee wrote:
> Thank you Steve for your solution, it is working fine. I have a nice
> thread-safe singleton factory now, and it is generic
> using templates.
>
> I am now trying to make my derived classes register with the factory
> automatically, but cannot figure it out.
> I basically have this:
>
> template<typename BaseType, typename keyType>
> class GenericFactory
> {
> public:
>     GenericFactory();
>
>     boost::shared_ptr<BaseType> create(const keyType& typeName);
>
>     template<typeName DerivedType>
>     void registrate(const keyType& _key);
> };
>
>
> As said, I can register my derived classes with the above just fnie.
>
> I have tried writing a help class like I've seened "RegisterInFactory",
> but it escapes me.
>   
Your thinking of this?

struct RegisterDerived {
    RegisterDerived() { factory.register<Derived>("Derived") }
} registerDerived;

In Christ,
Steven Watanabe