Re: [Rubycocoa-talk] Still on NSOutlineView

[Eloy D. <elo...@gm...>]

What kind of objects that inherit from NSObject are you trying to save?

Eloy

On 30 mei 2008, at 09:13, Allison Newman wrote:

> OK, I've narrowed down the problem - here's the deal.
>
> When the NSOutlineView calls outlineView_child_ofItem, the  
> datasource must return an object that has inherited from NSObject.   
> Apparently the object is not treated as an opaque pointer inside the  
> NSOutlineView.
>
> However, if you use YAML to serialise an object that inherits from  
> NSObject, when you reload the object, the NSObject part is not  
> correctly initialised.  Conclusion, you can not use objects that are  
> saved using YAML in an NSOutlineView.
>
> Phew!  That's nasty!  The Ruby parts of the reloaded object work  
> just fine, it's only when you try to do something Cocoa-ish with it  
> that the problems start.
>
> Thanks to everyone that helped me work through this.  Is this sort  
> of problem already documented somewhere?  If not, maybe I could  
> write up a quick doc describing the problem, but where should I put  
> it so that others can find it?
>
> Alli
>
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