On Thu, Oct 7, 2010 at 10:49 PM, Abhi Beckert <[email protected]> wrote:
> I have a background thread which needs the main thread to create an object
> (because part of the initializer isn't thread safe).
>
> The performSelector: methods don't expose the return value of the message,
> even with waitUntilDone:YES. I'm not happy with my workaround, which is to
> use an instance variable:
>
> Has anyone else got a cleaner technique? Perhaps provide an
> NSMutableDictionary to withObject: ?
Using GCD:
id myObj;
dispatch_sync(dispatch_get_main_queue(), ^{ myObj = CreateTheObject(); });
--Kyle Sluder
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