Steven Sharp said: > The pure virtual prototype could > override and hide the implementation inherited from the base class. > Any further derived classes would then have to provide an implementation. > This could be useful. It would allow you to provide an implementation > to some derived classes, but if it was inappropriate for a subset of the > derived classes, you could hide it from those and make them provide one. That's another aspect that I had originally missed, but I spotted it second time around. The proposal I attached to the earlier email already takes account of that possibility, I think. -- Jonathan Bromley -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.Received on Mon Jun 22 11:12:28 2009
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