It's not Toll Free bridged. And Fritz, you contribute so much to folks, nobody would blink if you missed anything.
Sent from my iPhone > On Sep 8, 2016, at 1:41 AM, Fritz Anderson <fri...@manoverboard.org> wrote: > > “dangerwillrobinsondanger” correctly points to Core Foundation. I’m > embarrassed to have forgotten ― it should be very helpful to you, assuming it > mixes with AVFoundation. > >> On 7 Sep 2016, at 11:33 AM, じょいすじょん <dangerwillrobinsondan...@gmail.com> >> wrote: >> >> Have you considered Core Foundation? >> >> https://developer.apple.com/library/ios/documentation/CoreFoundation/Reference/CFNotificationCenterRef/ >> It is all C >> >> Another alternative is to look at the Objective-C runtime library routines. >> You can do a lot with the language from C... >> >>> On 2016 Sep 8, at 1:09, Andreas Falkenhahn <andr...@falkenhahn.com> wrote: >>> >>> As a C programmer I'm trying to avoid Objective C whenever and wherever >>> possible. >>> The good thing is that I can do most interaction with Cocoa from normal C >>> functions. >>> I only had to write very few classes. Most of the Cocoa stuff can be done >>> from normal C functions just fine. >>> >>> Now I'd like to subscribe to the AVPlayerItemDidPlayToEndTimeNotification >>> notification. In an Objective C class, this is purportedly done like this: >>> >>> [[NSNotificationCenter defaultCenter] addObserver:self >>> selector:@selector(itemDidFinishPlaying:) >>> name:AVPlayerItemDidPlayToEndTimeNotification object:playerItem]; >>> >>> This will call the "itemDidFinishPlaying" method in class "self" whenever >>> an AVPlayerItem has finished playing. >>> >>> Of course, I can't use this code in a normal C function because there are >>> references to "self" and the selector thing doesn't look like it's >>> compatible to >>> C. So I could just subclass AVPlayerItem and voila, everything's fine. >>> >>> Still, I'm wondering: Is it also possible to have NSNotificationCenter call >>> a C function for me whenever the notification triggers? Can this somehow >>> be achieved or am I forced to use full Objective C here? >>> >>> -- >>> Best regards, >>> Andreas Falkenhahn mailto:andr...@falkenhahn.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
