Re: Drag and drop between two table views.
Re: Drag and drop between two table views.
- Subject: Re: Drag and drop between two table views.
- From: Paul Johnson <email@hidden>
- Date: Thu, 28 Oct 2010 18:16:20 -0500
The link you included in your post is broken. And I will continue to study
the Core Data Programming Guide and other sources of info on Core Data. My
issue is with Drag and Drop in conjunction with Core Data.
On Thu, Oct 28, 2010 at 4:36 PM, mmalc Crawford <email@hidden> wrote:
>
> On Oct 28, 2010, at 2:20 pm, Paul Johnson wrote:
>
> > The model for the data in the destination tableview is essentially the
> same
> > as for the source tableview. The only difference is that the data model
> for
> > the destination tableview has an additional entity and a relationship.
> >
> Then it's not the same model.
> Per my previous reply, the approach you should take is illustrated in the
> NSPersistentDocument tutorial; general strategies are also discussed in the
> Core Data Programming Guide:
> <
> http://pubsbuild.apple.com/Messier/Releases/BaroloDevLib/recipes/xcode_help-core_data_modeling_tool/index.html
> >
>
> > Right now I'm getting an error message when I try to decode the
> pasteboard
> > data: "Failed to call designated initializer on NSManagedObject class
> > 'Market'"
> > I guess I can write more code and just copy the strings to build an array
> > that doesn't depend on "NSManagedObject", but perhaps someone can help me
> > avoid doing this, but instead recommend a method makes drag and drop
> > compatible with Core Data.
>
>
> See previous reply.
>
> mmalc
>
>
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