• Open Menu Close Menu
  • Apple
  • Shopping Bag
  • Apple
  • Mac
  • iPad
  • iPhone
  • Watch
  • TV
  • Music
  • Support
  • Search apple.com
  • Shopping Bag

Lists

Open Menu Close Menu
  • Terms and Conditions
  • Lists hosted on this site
  • Email the Postmaster
  • Tips for posting to public mailing lists
Re: Objective-C question
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Objective-C question


  • Subject: Re: Objective-C question
  • From: Ondra Cada <email@hidden>
  • Date: Wed, 5 May 2004 02:50:37 +0200

On 5.5.2004, at 2:19, Scott Thompson wrote:

> That's not entirely true. I mean, if I write a C function and pass
> it a pointer to an Objective-C object then I can access the instance
> variables of the object:
>
> void MyCFunction(ObjectiveCClassWithInstanceVariables *someObject)
> {
> int fred = someObject->anInstanceVariable;
> }
>
> There should be nothing wrong with that.

There is a number of potential wrongs with that, more or less all of
them harping on the subject of "broken encapsulation". At the very
least, I would recommend using KVC instead (unless your function is
pretty low-level and very often-called).
---
Ondra Hada
OCSoftware: email@hidden http://www.ocs.cz
private email@hidden http://www.ocs.cz/oc

[demime 0.98b removed an attachment of type application/pkcs7-signature which had a name of smime.p7s]
_______________________________________________
cocoa-dev mailing list | email@hidden
Help/Unsubscribe/Archives: http://www.lists.apple.com/mailman/listinfo/cocoa-dev
Do not post admin requests to the list. They will be ignored.


  • Follow-Ups:
    • Re: Objective-C question
      • From: Michael Becker <email@hidden>
    • Re: Objective-C question
      • From: Scott Thompson <email@hidden>
References: 
 >Objective-C question (From: Chuck Soper <email@hidden>)
 >Re: Objective-C question (From: Fritz Anderson <email@hidden>)
 >Re: Objective-C question (From: Chuck Soper <email@hidden>)
 >Re: Objective-C question (From: j o a r <email@hidden>)
 >Re: Objective-C question (From: Scott Thompson <email@hidden>)

  • Prev by Date: Re: Objective-C question
  • Next by Date: NSStrings for NSURL URLWithString
  • Previous by thread: Re: Objective-C question
  • Next by thread: Re: Objective-C question
  • Index(es):
    • Date
    • Thread