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Re: How can an object know when another object has gone away?

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Re: How can an object know when another object has gone away?

Subject: Re: How can an object know when another object has gone away?
From: "James W. Walker" <email@hidden>
Date: Sun, 15 Jun 2008 15:53:48 -0700


On Jun 15, 2008, at 3:25 PM, Andreas Monitzer wrote:

On Jun 16, 2008, at 00:20, James W. Walker wrote:
Is there a standard Cocoa design pattern or idiom to have an object find out when another object has been destroyed? In PowerPlant, I'd use LBroadcaster and LListener, with the listener listening for msg_BroadcasterDied.
What about using NSNotificationCenter?

Thanks, it looks like that would work. Somehow I was under the impression that notifications were, uh, broadcast more broadly than I wanted, but now I see that you can register to receive notifications only for a specific object. _______________________________________________

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Re: How can an object know when another object has gone away?
From: Christopher Nebel <email@hidden>


References:  
  >How can an object know when another object has gone away? (From: "James W. Walker" <email@hidden>)
  >Re: How can an object know when another object has gone away? (From: Andreas Monitzer <email@hidden>)




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