June 2015
Intermediate to advanced
100 pages
3h 29m
English
Content preview from Developing for Apple WatchBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Meet the Interface Objects
If this were a book on iOS in general and this chapter were the chapter on UIView, it would be insane to begin with a list of all of the UIView subclasses. Lucky for us, this is a book on WatchKit, and there are only 11 subclasses of WKInterfaceObject to deal with. Expect this number to grow as WatchKit matures, much like the iPhone SDK matured as it became the iOS SDK. I’ll divide the interface objects into three categories: objects that display data; objects that receive user input; and objects used for layout. Let’s meet our interface objects!
Objects That Display Data
We’ve already seen one of these interface objects: WKInterfaceLabel, which we used to display “Hello, Watch!” to our users. Labels act much like ...
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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.