Re: Proper way to declare a static const object in a class

From:
Alex Blekhman <xfkt@oohay.moc>
Newsgroups:
microsoft.public.vc.language
Date:
Sun, 08 Oct 2006 16:20:24 +0200
Message-ID:
<OB8LnTu6GHA.200@TK2MSFTNGP05.phx.gbl>
Stick wrote:

It should be like that:

// ----- header file -----
class DisplayLine
{
     // ....

     // declaration of static member
     static const SolidBrush s_solidBrush;
};

// -----------------------

// ------ source file -------

// definition of static member
const SolidBrush DisplayLine::s_solidBrush(/*whatever*/);

// --------------------------

In the same manner you declare and define `Font' objects.


Wow. I didn't realize I could define the variable outside the constructor.
Thanks for openning my eyes. Programming with C++ reminds me of learning
Aikido. You can move in an infinite variety of ways, but only one way works.
 C++ is so flexible it is hard for us beginners to find the way sometimes.


Yep, if you move in a wrong way, you get shot on the spot. :).

Actually, class' static members are the same old boring
globals, just disguised with class' visibility scope. That's
why you have to define them in .CPP file regardless of other
class instances.

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