On Sep 9, 2012, at 13:50 , Motti Shneor <[email protected]> wrote:
> On 9 בספט 2012, at 22:04, Ken Thomases wrote:
>
>> Why is that a "however"? What's the problem? Since the representedObject
>> is KVO-compliant, all observations _through_ that property will
>> automatically follow it as it changes.
>
> Nope. When representedObject becomes nil, I DO NOT WANT to observe anything,
> and I need to remove the observance from the previous representedObject,
> BEFORE it is set to nil on my NSViewController.
I think, by using the word "through", Ken is suggesting you do this:
[self addObserver:self forKeyPath:@"representedObject.incomingNotes"
...];
rather than this:
[self.representedObject addObserver:self forKeyPath:@"incomingNotes"
...];
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