By Jeff LaMarche, David Mark, Jayant Varma, Alex Horovitz, Kevin Kim
While you're seeking to expand your iOS programming abilities past the fundamentals then extra iPhone improvement with Objective-C is for you. Authors Dave Mark, Jayant Varma, Jeff LaMarche, Alex Horovitz, and Kevin Kim clarify strategies as simply they can—with code snippets you could customise and use, as you're keen on, on your personal apps.
More iPhone improvement with Objective-C is an self sustaining significant other to starting iPhone improvement with Objective-C. that's, it's a excellent moment publication, however it is additionally a good publication for these trying to enhance their talents who've already programmed for iOS. specifically it encompasses a sequence of chapters dedicated to middle info, the traditional for Apple patience. The authors rigorously step via every one center info proposal and exhibit innovations and suggestions in particular for writing greater apps—offering a breadth of insurance you won’t locate wherever else.
More iPhone improvement with Objective-C covers various different issues, together with Multipeer Connectivity’s particularly easy Bluetooth/WiFi peer-to-peer version, MapKit, and media library entry and playback in order that your functions can make the most of media in your users’ computing device. You’ll additionally locate insurance of Interface Builder, stay Previews and customized Controls and a few complex strategies for debugging your purposes. The ebook is stuffed with worthwhile subject matters that may deliver your courses updated with the hot performance equipped into iOS.
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Extra resources for More iPhone Development with Objective-C (3rd Edition)
48 CHAPTER 3: A Super Start: Adding, Displaying, and Deleting Data Figure 3-8. The story document outline, populated Let’s take a look at your work so far. Build and run the SuperDB app. You should see something like Figure 3-9. CHAPTER 3: A Super Start: Adding, Displaying, and Deleting Data 49 Figure 3-9. The SuperDB app so far Application Architecture There’s no single right architecture for every application. One obvious approach would be to make the application a tabbed application and then add a separate navigation controller for each tab.
Storyboard in the Navigator pane. Drag a bar button item from the Object Library to the left side of the navigation bar in the Hero view controller. In the Utility pane, select the Attributes Inspector. You should see the Attributes Inspector for a bar button item (Figure 3-27). If not, make sure the bar button item you just added is selected. Change the Identifier field to Add. The bar button item’s label should change from Item to +. Figure 3-27. Bar button item’s Attributes Inspector Toggle back to the Assistant editor.
Now let’s focus on the Add button. Since UIViewController does not provide an Add button, use alloc to create one from scratch and then add it as the right button in the navigation bar. The code is fairly straightforward. rightBarButtonItem = addButton; So, with the basic user interface set up, it’s time to look at how the fetched results controller works. The Fetched Results Controller Conceptually speaking, the fetched results controller isn’t quite like the other generic controllers you’ve seen in the iOS SDK.