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Re: Subclassing add: of NSArraycontroller
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Re: Subclassing add: of NSArraycontroller


  • Subject: Re: Subclassing add: of NSArraycontroller
  • From: Kyle Sluder <email@hidden>
  • Date: Thu, 23 Apr 2009 14:31:20 -0400

On Thu, Apr 23, 2009 at 8:17 AM, ALEXander <email@hidden> wrote:
> In the renumbering routine, when I access [self arrangedobjects], or even if
> I do a new fetch on my managedObjectContext, the new object is not there
> yet. I tried all this:

>From the documentation on -[NSArrayController add:], found at
http://developer.apple.com/DOCUMENTATION/Cocoa/Reference/ApplicationKit/Classes/NSArrayController_Class/Reference/Reference.html#//apple_ref/doc/uid/20002042-DontLinkElementID_1
:

"Beginning with Mac OS X v10.4 the result of this method is deferred
until the next iteration of the runloop so that the error presentation
mechanism can provide feedback as a sheet."

So you can't expect that immediately after calling -add: that anything
will have changed.  Maybe you can instead override -newObject.

--Kyle Sluder
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