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Re: NSArrayController bindings -- duplicate data? [SOLVED]
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Re: NSArrayController bindings -- duplicate data? [SOLVED]


  • Subject: Re: NSArrayController bindings -- duplicate data? [SOLVED]
  • From: Ben Lachman <email@hidden>
  • Date: Thu, 12 Oct 2006 02:03:42 -0400

Figured it out. -awakeFromNib gets called on the owner object of a nib when it is loaded, so when I loaded the Nib which contained the ArrayController, my app delegate's awakeFromNib was getting called (it was set to the file's owner of the loaded nib). I was loading my units array from file there and so I'd blow away the original array with the data from disk, breaking the binding.

->Ben


On Oct 6, 2006, at 2:25 PM, Ben Lachman wrote:

I have an set of unit types in my app which are managed by a fairly simple controller. I also have a master-detail interface in my preferences for changing the display name of units (for instance gal. instead of gallon). I'm using an NSArrayController to fill this interface and it is bound to my unit controller's set (data key path is "unitController.units" bound to my app delegate). The problem is that it seems the Array Controller is copying the set, so when I try to read a value elsewhere in my app after I have changed it in the preferences I get the old data. Any ideas what I might be doing wrong?

->Ben
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 >NSArrayController bindings -- duplicate data? (From: Ben Lachman <email@hidden>)

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