Re: NSViewController and key value coding
Re: NSViewController and key value coding
- Subject: Re: NSViewController and key value coding
- From: Mike Abdullah <email@hidden>
- Date: Tue, 13 Jul 2010 14:42:18 +0100
Sounds to me like you're looking for Cocoa Bindings…
On 13 Jul 2010, at 00:40, Andrew James wrote:
> All,
>
> I've been writing way to much code to populate an NSPopUpButton with an array
> that can change at any moment. Due to that, I'd rather use Cocoa's Key Value
> Coding technology. I've read Apple docs over the past two days in regards to
> key value coding and observing.
>
> To really cement my understanding, I'd like to have an intial implementation
> that uses a programatically configured NSViewController. By that I mean
> explicitly setting the view ( -setView ) and the represented object (
> -setRepresentedObject ) of the NSViewController instance.
>
> The view will be an NSPopUpButton and the represented object will be an
> instance of key value coding compliant class that conforms to the Indexed
> Accessor requirements.
>
> If the NSViewControllers view and represented object are correctly set...
>
> 1) Will the controller auto-magically insure that the pop up button gets
> populated with data pulled from the represented object?
> 2) Does the controller register as a key value observer with the represented
> object?
> 3) If changes to the represented object can come in from threads other than the
> main thread will the NSViewController key value observing implementation handle
> delivering requests to redraw to the main thread? Or does the represented object
> have to make sure that all of it's changes occur on the main thread?
>
> Cheers,
> --aj
>
>
>
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