November 2013
Intermediate to advanced
576 pages
19h 3m
English
book
iOS Components and Frameworks: Understanding the Advanced Features of the iOS SDK
by Kyle Richter, Joe Keeley
Content preview from iOS Components and Frameworks: Understanding the Advanced Features of the iOS SDK
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Displaying Achievement Progress
Without being able to display the current progress of achievements to the user, they are next to useless. If required to present a custom interface for achievements, refer to the section “Going Further with Achievements.” The following method launches the combined Game Center View Controller that is new in iOS 6, as shown in Figure 4.3:
- (void)showAchievements{ [[GKGameCenterViewController sharedController] setDelegate:self]; [[GKGameCenterViewController sharedController] setViewState:GKGameCenterViewControllerStateAchievements]; [self presentViewController:[GKGameCenterViewController sharedController] animated:YES completion: nil];}
In the preceding method, used to launch ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.