How to convert a member function pointer to a normal function pointer

[Russell Lewis]

smithfox wrote:
> How to convert a member function pointer to a normal function pointer?
> Just like Object Pascal Language's Classes.MakeObjectInstance(xxx);
> 
> I think it is a classic problem when we try to write object-oriented codes based on an unalterable C framework(such as window gui sdk);

I think that you need to create a wrapper function, just like in C++. 
D's only advantage here is that you can use a function literal, if that 
happens to make your code easier to read.