On Sep 28, 2012, at 8:51 AM, Dave Keck <davek...@gmail.com> wrote:
>> I'd like to observe a notification when a user edits (renames) an item in
>> the outline view that tells me the old and new values. I'm getting
>> notifications, but the old and new values are always null. For what it's
>> worth, I'm currently observing the "content.name" key path of the
>> NSTreeController instance - not sure if that makes a difference.
>
> Sounds suspiciously similar to the NSArrayController bug where it
> doesn't honor the NSKeyValueObservingOption{Old|New} KVO options.
> There are quite a few references to this around the web, e.g.:
>
>
> http://www.cocoabuilder.com/archive/cocoa/215277-nsarraycontroller-selectedindexes.html
Hmmm, the example output on that page looks all too familiar. I'll try
Negm-Awad's binding info example as soon as I get a chance. Thanks for the link.
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