The wrapper functionality is a remnant of NSPersistentDocument but I don't use 
it anymore.  Thanks for your answers, this was helpful.

On Nov 10, 2012, at 1:28 PM, Sean McBride <s...@rogue-research.com> wrote:

> On Sat, 10 Nov 2012 18:09:58 +0000, Luke Hiesterman said:
> 
>> File wrappers don't make it inherently easier or harder to deal with
>> iCloud. File packages (which you would use file wrappers to represent)
>> can be elegant means of wrapping up document data because it allows for
>> easy separation of distinct components, and are usually recommended if
>> they at all make sense for your application.
> 
> Unless you use NSPersistentDocument, which still, after all these years, and 
> even after the addition of 'external storage' support in 10.7, doesn't 
> support file wrappers. :(
> 
> Cheers,
> 
> --
> ____________________________________________________________
> Sean McBride, B. Eng                 s...@rogue-research.com
> Rogue Research                        www.rogue-research.com
> Mac Software Developer              Montréal, Québec, Canada
> 
> 


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