On 11 Feb 2010, at 1:20 PM, Tony Romano wrote:
> Environment:
>
> 1. Core Data, Document based app.
> 2. UI contains a NSTableView, Add, Remove, ...
> 3. NSArrayController.
>
> The App works fine, I can Add/Remove objects, Save/Load Works, Undo Works.
>
> Problem:
>
> I am trying to override the -(id)newObject method to change one of the UI
> elements in the Window as part of the 'Add' operation. So, I created a new
> class derived from NSArrayController, implemented the newObject method and it
> never gets called. In fact, I've stubbed several other methods of
> NSArrayController and NONE of them get called.
>
> What am I missing?
The first thing I'd look for is whether you're using your subclass when you
instantiate the array controller. I assume you do this in the NIB. When you
select the array controller and look at the Identity inspector, what class does
it show?
— F
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