On Jun 18, 2008, at 1:20 PM, Paul McNett wrote:

> I guess I should bow out, but it seems much more complex than it needs
> to be. Why does it need to compare against anything? If you are
> modifying a third-generation, then you know which properties have been
> changed because there's a property assignment in that third- 
> generation.
> Whatever the values of the other properties are, come from the
> second-generation, whether they are assigned there or in the first
> generation (and we don't care, because we are editing the third- 
> generation).


        I took the approach you described at first, and it worked well with  
simple subclassing. But if you created a composite class, it got messy  
real fast, especially when you went back and modified the original  
class.

-- Ed Leafe





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