On 9 Aug 2014, at 16:20, Quincey Morris <[email protected]> wrote:
> On Aug 8, 2014, at 23:48 , Gerriet M. Denkmann <[email protected]> wrote: > >> let b = NSXPCInterface( protocol: Xpc_CommonProtocol ) > > When I try it, the “protocol” is syntax highlighted as a keyword, so I > suspect that’s the first problem. Taking a cue from the declaration of > NSXPCInterface itself, I can fix that problem like this (using a protocol > that exists for me, just for this test): > > let b = NSXPCInterface( `protocol`: NSTableViewDelegate ) > > After that, the compiler gives another error, and offers to fix it to: > > let b = NSXPCInterface( `protocol`: NSTableViewDelegate.self ) > > which compiled without error. > > Then I tried declaring a protocol called ‘Xpc_CommonProtocol’ and using it > instead: > > protocol Xpc_CommonProtocol {} > > let b = NSXPCInterface( `protocol`: Xpc_CommonProtocol.self ) > > and that fails with a hard-to-interpret error about type “Protocol”. Fiddling > around, I changed it to: > > @objc protocol Xpc_CommonProtocol {} > > let b = NSXPCInterface( `protocol`: Xpc_CommonProtocol.self ) > > and it compiled. I guess it makes sense that it has to be an Obj-C protocol, > but getting there isn’t at all obvious. Thanks a lot! This indeed works perfectly. Kind regards, Gerriet. _______________________________________________ Cocoa-dev mailing list ([email protected]) 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 [email protected]
