Re: NSTreeController and NSTreeNode

FROM : Gordon Apple
DATE : Tue Nov 20 19:58:28 2007

Maybe it was pure dumb beginners luck, but I got it working just fine on
10.4.  The only issue was that I had to use the undocumented "[item
observedObject]" in NSOutlineView.  I do edits (add, delete, addChild, etc),
except I never added drag/drop.  I will probably use 10.5 for that.


> On 20/11/2007, at 5:42 PM, norio wrote:
>

>> I'm looking at SourceView sample. This is nice example but it
>> doesn't run on 10.4.
>>
>> I'd like the app run on 10.4. For the purpose, would you tell me the
>> following things?
>>
>> 1. Is NSTreeController's selectedNodes the same as
>> NSTreeController's selectedObjects?
>>
>> 2. How do you implement functions for 10.4, instead of using
>> NSTreeNode class which is introduced on 10.5?
>>
>> I do especially like to know how to implement codes like
>> NSTreeNode's parentNode and indexPath.

>
>
> Having spent a lot of time working with NSTreeController on 10.4 I can
> tell you that if you want to use it for anything more than very basic
> things, you will find that it is buggy, unreliable and many of the
> features are only available in private methods.
>
> Leopard's implementation is a dream in comparison and if you want to
> do extensive work with NSTreeController then if possible I highly
> recommend targeting Leopard. You will not regret it.
>
> --
> Rob Keniger
>