May 2016
Intermediate to advanced
200 pages
6h 43m
English
Content preview from Developing for Apple Watch, 2nd EditionBecome 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 WKInterfaceObject
When you’re making user interfaces for 38mm and 42mm screen sizes, every user interface element on the screen must be carefully considered. Not only can fewer elements fit on the screen than on iOS, but due to the smaller size, the user’s finger will necessarily obscure more of the screen while interacting with it. These truths impact the design of every element, as well as the overall design of watchOS apps in general.
From a code standpoint, there’s a huge difference between UIView and WKInterfaceObject: you cannot subclass WKInterfaceObject to create your own user interface objects. Instead of implementing custom rendering and touch handling, watchOS apps compose the built-in interface objects and achieve their desired ...
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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.