Re: Looking for examples of UIScrollView using Core Data
Re: Looking for examples of UIScrollView using Core Data
- Subject: Re: Looking for examples of UIScrollView using Core Data
- From: Luther Baker <email@hidden>
- Date: Sat, 17 Apr 2010 13:16:25 -0500
Try this Core Data tutorial:
http://developer.apple.com/iphone/library/documentation/DataManagement/Conceptual/iPhoneCoreData01/Introduction/Introduction.html
You likely need to better understand the relationship between a
UITableViewController and an NSFetchedResultsController ...
-Luther
On Sat, Apr 17, 2010 at 1:02 PM, Fritz Anderson <email@hidden>wrote:
> On 17 Apr 2010, at 12:35 PM, colo wrote:
>
> > I have been hacking at the code from the iphone cookbook trying to get
> > a UIScrollView to fetch Core Data sql.
> > I checked the archives first and did not find anything. I know that
> > tableviews work hand in hand with Core Data.
> > Every tutorial I can find verifies this.
>
> Could you explain precisely what user-visible behavior you're looking to
> provide? Your question does not make sense at the level you state it.
>
> A UIScrollView allows you to scroll and zoom the UIViews it contains. It
> has nothing to do with the data that might be presented in it. It knows
> nothing about data; it's just a view. It can no more "fetch" data than a
> plastic frame for photographs can take pictures.
>
> Perhaps you mean that you have data in a Core Data store — a model — that
> you want to display in a UIView (or UIView subclass, or a UIView containing
> other UIViews to display parts of the data) — a view. You will need an
> intermediary object — a controller — that interprets the model and sets the
> view to display it. If you think of it that way, using a UIScrollView will
> be a minor, and probably obvious, detail.
>
> Review the "MVC" (model-view-controller) design pattern in the Apple
> documentation and in the tutorials you're reading until you understand it
> very well. You won't get anywhere just by following cookbooks.
>
> — F
>
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