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Re: Concrete Protocols
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Re: Concrete Protocols




On Oct 31, 2007, at 6:30 AM, Philip Mötteli wrote:

I'm referring to:

Concrete Protocols
Objective-C, just like Smalltalk, doesn’t have multiple inheritance. This was a design decision, as it was with Java, because multiple inheritance can cause headaches. Instead, Objective-C has categories, which allow methods to be added to an existing class, and protocols that specify interfaces.


It really would help if you provided a reference...

<http://www.google.com/search?client=safari&rls=en-us&q=concrete+protocol+objective-c&ie=UTF-8&oe=UTF-8 >
->
<http://www.informit.com/articles/article.aspx?p=665128&seqNum=3>
Behind the Scenes of Objective-C 2.0
• By David Chisnall.
• Nov 3, 2006



I assume this is what you're referring to?

The feature is not in Objective-C 2.0.

mmalc

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References: 
 >Concrete Protocols (From: Philip Mötteli <email@hidden>)
 >Re: Concrete Protocols (From: Chris Hanson <email@hidden>)
 >Re: Concrete Protocols (From: Philip Mötteli <email@hidden>)



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