From: David Alan Black <dblack@...>
Date: 2001-12-22T12:07:48+09:00
Subject: [ruby-talk:29281] Re: Instance Subclassing

Hi --

On Sat, 22 Dec 2001, Ralph Mason wrote:

> I would like to do an instance subclass.
>
> e.g.
>
> class MyClass < Win32OLE.new("myserver.myclass")
>
> //More methods here
>
> end
>

> Is there any way to accomplish this?  I know I can fake it using
> method_missing, but the above seems far more rubyish.

> This probably seems like a strange thing to do, but here is the
> reason.  I want to subclass com objects using RubyCOM so that I can
> add methods to existing com objects. These objects are then exposed
> as the originals.  This means you can extend objects written in
> other languages using ruby, a very desirable thing to do with legacy
> code.

I have no Win32OLE experience at all... but could you do:

  w = Win32OLE.new("myserver.myclass")
  class << w
    # new methods
  end

or

  def w.method_name
    # stuff
  end

?


David


-- 
David Alan Black
home: dblack@candle.superlink.net
work: blackdav@shu.edu
Web:  http://pirate.shu.edu/~blackdav