On Tue, Jan 11, 2011 at 10:40 AM, Wim Lewis <w...@omnigroup.com> wrote: > You might be able to weakly link the class, in which case dyld will not > complain but messages to CAShapeLayer will return nil. I don't remember on > which OS revs it became possible to weak link a class, though. (Weak linking > C symbols has been possible since 10.2; see TN2064.)
See Greg Parker's website for an explanation of weak-linking ObjC classes, which became available in iOS 3.1: http://www.sealiesoftware.com/blog/archive/2009/09/09/objc_explain_Weak-import_classes.html --Kyle Sluder _______________________________________________ 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: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com
