Re: Partially complete types

On 15 Kwi, 05:26, Greg Herlihy <gre...@[EMAIL PROTECTED]
> wrote:
>
> There is no reason to declare IParameter's virtual methods as pure -
> because the library does in fact provide implementations of those
> routines. Pure virtual methods necessitate that the client provide
> implementations - but there is no such requirement in this case.
>
Virtual method should be declared as pure if there is no
implementation
provided in class definition. IParameter is just an interface and as
such does not provide an implementation. If you won't declare it's
methods
as pure virtual, linker will fail.

Cheers
Sfider

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