Re: Using NSArrayController with non-array datastructures

FROM : mmalcolm crawford
DATE : Thu Apr 14 17:42:50 2005

SOn Apr 14, 2005, at 5:31 AM, Johnny Deadman wrote:

> For reasons which will become a bit clearer after April 29, I am 
> implementing a linked list which I want to control with an 
> NSArrayController. The most obvious way of doing this is simply to 
> bind the content of the array controller to a method which gets and 
> sets the linked list as an NSArray. But I wonder if there are 
> subtler and better ways of doing it? Is NSArrayController's only 
> interaction with its content object via the accessor or are there 
> methods I could implement which it would use? Obviously it would be 
> more efficient for me to implement addObject than for the 
> controller to add it to an array, and then me set the entire linked 
> list using the array.
>

See:
<http://developer.apple.com/documentation/Cocoa/Conceptual/
KeyValueCoding/Concepts/AccessorConventions.html>
"Indexed Accessor Patterns for To-Many Properties"

mmalc