Opps! Typeo, should read: [myCurrentObject setValuesFromObject: myNewObject];
Dave On 3 Sep 2013, at 11:52, Jonathan Taylor <jonathan.tay...@glasgow.ac.uk> wrote: > This feels like it should be a very basic question, but it's not one I've > managed to find an answer to - can somebody here advise? > > I have an objective c object which contains a number of properties that serve > as parameters for an algorithm. They are bound to UI elements. I would like > to take a snapshot copy of the object that will be used for one whole run of > the algorithm (rather than risk parameters changing halfway through the run). > i.e. I just want to do [myObject copy]. > > The complication is in ensuring this is threadsafe: ideally I would like to > make the copy on a thread other than the main thread. My understanding is > that properties themselves, even when designated atomic, are in some way not > fully threadsafe, although I haven't found a clear explanation of exactly > what makes them unsafe. I don't know if the 'copy' method is threadsafe or > not, I am inclined to suspect not. > > Is there any way, then, that I can take a copy in a threadsafe manner? If > necessary I can do the copy on the main thread, but I would prefer not to > have to do that for timing reasons. Any suggestions? > > Cheers > Jonny. > _______________________________________________ > > Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) > > Please do not post admin requests or moderator comments to the list. > Contact the moderators at cocoa-dev-admins(at)lists.apple.com > > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/cocoa-dev/dave%40looktowindward.com > > This email sent to d...@looktowindward.com _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/dave%40looktowindward.com This email sent to d...@looktowindward.com _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com
