December 2009
Beginner to intermediate
888 pages
23h 33m
English
book
The iPhone™ Developer’s Cookbook: Building Applications with the iPhone 3.0 SDK, Second Edition
by Erica Sadun
Content preview from The iPhone™ Developer’s Cookbook: Building Applications with the iPhone 3.0 SDK, Second Edition
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6. Assembling Views and Animations
UIView and its subclasses populate the iPhone’s screen. This chapter introduces views from the ground up. You learn how to build, inspect, and break down view hierarchies and understand how views work together. You discover the role geometry plays in creating and placing views into your interface, and you read about animating views so they move and transform onscreen. This chapter covers everything you need to know to work with views from the lowest levels up.
View Hierarchies
A tree-based hierarchy orders what you see on your iPhone screen. Starting with the main window, views are laid out in a specifically hierarchical way. All views may have children, called subviews. Each view, including the window, owns ...
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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.
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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.