Re: Core Data: How to Observe "dirty" State?

FROM : Dave Fernandes
DATE : Sat May 10 21:03:03 2008

You can also register for the 
NSManagedObjectContextObjectsDidChangeNotification to get a 
notification when anything in the MOC changes. Presumable you can 
then check [moc hasChanges], but I've never used that method.

Dave

On May 10, 2008, at 2:46 PM, Keary Suska wrote:

> Does anyone know how to "watch" for the dirty state of an
> NSManagedObjectContext (if that's where it is applicable)? I 
> imagine the
> same way that NSPersistentDocument can do it, if that is feasible.
>
> I know I can observe all of the properties in a managed object and 
> set a
> flag when a change occurs (and also check NSUndoManager so I know 
> when I get
> to a properly "clean" state), but I was hoping there was a cleaner 
> and more
> robust way.
>
> TIA,
>
> Keary Suska
> Esoteritech, Inc.
> "Demystifying technology for your home or business"
>
>
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