Repost: KVO Problem with NSCollectionView

FROM : Joachim Deelen
DATE : Sun Apr 20 19:34:15 2008

Hi Again,

does really no one have a solution or a hint for the Problem mentioned 
below? Maybe I'm understanding something wrong? Any help or Ideas 
would be appreciated

Thanks
Joachim Deelen

Anfang der weitergeleiteten E-Mail:

> Von: Joachim Deelen <<email_removed>>
> Datum: 16. April 2008 19:50:41 MESZ
> An: cocoa devlist devlist <<email_removed>>
> Betreff: KVO Problem with NSCollectionView
>
> Hi all,
>
> I'm having problems with KVO and a NSCollectionView. As far as I 
> know should the Property "selctionIndexes" be KVO compliant. I've 
> added an Observer and it gets called, every time I'm sending 
> "setSelectionIndexes" to the Collection view. But if I set the 
> selection directly on a NSCollectionViewItem, using the 
> "setSelected"-Message, the "selectionIndexes" gets changed but the 
> KV-Observer is not being called. Does KVO in this case mean, that 
> the Observer only gets triggered, when the NSIndexSet Object is 
> replaced with another? I expected that KVO gets triggered, each time 
> the content of the IndexSet is changed.
>
> regards
> Joachim Deelen
>
> AQUARIUS-software
> http://www.aquarius-software.de
>
>
>
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