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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Saving to the Camera Roll
To save an image so that the user can see it in Photos.app, an image first needs to be acquired. The simplest approach is to utilize UIImagePickerController. iOS will allow saving an image only to the Saved Photos album, which is called “Saved Photos” on a device that does not have a camera, or “Camera Roll” on a device that does have a camera. The sample app assumes that a device with a camera is being used.
In ICFAssetGroupViewController there is a UIButton called addButton that is wired in the storyboard to call addButtonTouched: when it is touched. This button is made visible only when viewing the Camera Roll album. When tapped, the method will present an instance of UIImagePickerController that is configured to ...
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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.