Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!usc!apple!voder!tolerant!procase!roger
From: roger@procase.UUCP (Roger H. Scott)
Newsgroups: comp.lang.c++
Subject: Re: pointers to member functions
Message-ID: <4747383d.12160@espol>
Date: 7 Dec 89 07:08:00 GMT
References: <950@sl10c.concurrent.co.uk>
Reply-To: roger@procase.UUCP (Roger H. Scott)
Organization: proCASE Corporation, Santa Clara, CA
Lines: 11

In article <950@sl10c.concurrent.co.uk> asc@concurrent.co.uk (Andy Chittenden) writes:
>...
>// However, how is one meant to achieve the
>// above effect under v2 (pass an arbitrary function of a derived class
>// with matching parameters)?

1. Declare any/all such functions to be virtual functions in the base class.
   This is the "right" way.

2. Cast.  Have you ever seen a cast involving a pointer-to-member-function
   *without* a typedef?  This is the "wrong" way.