Re: Swift and NSXPCInterface
Re: Swift and NSXPCInterface
- Subject: Re: Swift and NSXPCInterface
- From: "Gerriet M. Denkmann" <email@hidden>
- Date: Sat, 09 Aug 2014 16:29:25 +0700
On 9 Aug 2014, at 16:20, Quincey Morris <email@hidden> wrote:
> On Aug 8, 2014, at 23:48 , Gerriet M. Denkmann <email@hidden> 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.
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