PRHider

[Keith Hodges]

>     PRHider allInstancesDo: [ :ea | ea remove ]
>
> I assume that nobody will have any of these instances in their model,  
> unless you added them manually from an inspector.
>
> Cheers,
> Lukas
>
>   

A couple of suggestions.

How about MAExternalFileModel using class instance vars rather than 
Class Pool Vars to aid subclasses which have different directories.

I notice that #buildChildren calls #componentsOf: twice and is the only 
caller. Both methods call withContext: []

Keith