December 2014
Intermediate to advanced
1018 pages
28h 9m
English
Content preview from Programming iOS 8Become 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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Chapter 20. Mail and Messages
Your app can present an interface allowing the user to edit and send a mail message or an SMS message. Two view controller classes are provided by the Message UI framework; you’ll need to import MessageUI. In addition, the Social framework lets you post to Twitter or Facebook on the user’s behalf. You’ll need to import Social. The classes are:
- MFMailComposeViewController
- Allows composition and sending of a mail message.
- MFMessageComposeViewController
- Allows composition and sending of an SMS message.
- SLComposeViewController
- Allows composition and sending of a Twitter or Facebook post. Alternatively, you can prepare and post a message directly using SLRequest.
UIActivityViewController (Chapter 13) also provides a unified interface for permitting the user to choose any of the built-in messaging milieus and to send a message through it. However, the Message UI framework and the Social framework remain important, because the user can be presented with a message form without having to pass through an activity view, and because you can fill in fields, such as the To field in a mail composition form, that UIActivityViewController doesn’t let you fill in.
Note
New in iOS 8, you write your own share extension to appear in the top row of a UIActivityViewController in any app. This book doesn’t discuss how to write a share extension.
Mail Message
The MFMailComposeViewController class, a UINavigationController, allows the user to edit a mail message. The user can ...
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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.