Re: Debugging NSWindowController and NSArrayController
Re: Debugging NSWindowController and NSArrayController
- Subject: Re: Debugging NSWindowController and NSArrayController
- From: Rui Pacheco <email@hidden>
- Date: Wed, 11 Apr 2012 21:43:36 +0200
Yep.
po managedObjectContext and po [arrayController managedObjectContext]
returns the same address.
On 11 April 2012 21:41, Keary Suska <email@hidden> wrote:
> On Apr 11, 2012, at 11:49 AM, Rui Pacheco wrote:
>
> > Prepares content is checked, Uses lazy fetching is not - setting it
> doesn't change anything. I called -fetch: on gdb and the result was nil.
> managedObjects returns an empty array.
>
> Have you verified that the array controller is using the same MOC that you
> use in your -init and -windowDidLoad?
>
> > On 11 April 2012 19:12, Keary Suska <email@hidden> wrote:
> > On Apr 11, 2012, at 7:04 AM, Rui Pacheco wrote:
> >
> > > Hi,
> > >
> > > I have an NSWindowController that creates an instance of
> > > NSManagedObjectContext. That window controller loads a NIB that has a
> table
> > > populated by an NSArrayController bound to the MOC in the window
> > > controller. This was done via Interface Builder. The array controller
> is
> > > set to retrieve Entities of type X.
> > >
> > > On the init method of my window controller I add an object of type X
> to the
> > > MOC and I can see it's there because I can fetch it on windowDidLoad
> but
> > > for some reason the array controller on the NIB doesn't see any data.
> If I
> > > fire up gdb and do *po [arrayController arrangedObjects]* I get an
> empty
> > > array.
> > >
> > > Is there any other way of debugging this?
> >
> >
> > Is "Prepares content" checked? Is "Uses lazy fetching" checked? Do you
> have a predicate specified, and does the object match the predicate? What
> happens when you tell the array controller to -fetch:?
>
> Keary Suska
> Esoteritech, Inc.
> "Demystifying technology for your home or business"
>
>
--
Rui Pacheco
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