From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,34c2aa33b8bdb1a9 X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2002-01-11 10:07:28 PST Path: archiver1.google.com!news1.google.com!sn-xit-02!supernews.com!newsfeed.direct.ca!look.ca!news.maxwell.syr.edu!newsfeed.mathworks.com!wn3feed!worldnet.att.net!204.127.198.204!attbi_feed4!attbi_feed3!attbi.com!rwcrnsc53.POSTED!not-for-mail From: "Mark Lundquist" Newsgroups: comp.lang.ada References: Subject: Re: Sugestion to Multiple Inheritance X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 5.50.4133.2400 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4133.2400 Message-ID: NNTP-Posting-Host: 12.224.45.159 X-Complaints-To: abuse@attbi.com X-Trace: rwcrnsc53 1010772447 12.224.45.159 (Fri, 11 Jan 2002 18:07:27 GMT) NNTP-Posting-Date: Fri, 11 Jan 2002 18:07:27 GMT Organization: AT&T Broadband Date: Fri, 11 Jan 2002 18:07:27 GMT Xref: archiver1.google.com comp.lang.ada:18787 Date: 2002-01-11T18:07:27+00:00 List-Id: Can you try again, this time with more detail? I can't tell which types you want to be abstract, what things are generic and what that has to do with the problem, what things your user is required to implement, etc. Maybe some cut-down code examples would help... "Lutz Donnerhacke" wrote in message news:slrna3tf3u.kg.lutz@taranis.iks-jena.de... > I'm looking for a design glue to build something like this: > [snip...] > > - Adding B with access to D as a component extension of C to form D. > This is not possible for abstract types. Would it help to make your access discriminant an access-to-classwide-type? -- mark