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Re: Core data entity creation design
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Re: Core data entity creation design


  • Subject: Re: Core data entity creation design
  • From: Quincey Morris <email@hidden>
  • Date: Sun, 24 Aug 2008 09:10:59 -0700

On Aug 24, 2008, at 03:17, Steven Hamilton wrote:

I have a Core Data model which contains two entities. I have a tableview with the standard bindings arrangement and Add/Remove buttons handling one of the entities. What I need to achieve is that when the Add button is pressed both entity types are created, not just the one thats displayed in the table. I notice I can't use the button to send two Add: actions so I can't do one automatically, and the other in a custom class.

What's the best way to handle this situation? My first thought is ditching the bindings and implementing the table datasource methods. My next was perhaps subclassing the array controller.

Or send the button's action to First Responder, and implement the action in (say) the window controller or document object or application delegate. The implementation can create the new objects directly in the data model, or send suitable messages to the array controller that manages the table view.


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References: 
 >Core data entity creation design (From: Steven Hamilton <email@hidden>)

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