By Jack Nutting
It truly is in magazines and newspapers, it is on tv and radio, it truly is on buses and billboards and pretty well in all places you glance. The iPad is the touchscreen capsule from Apple, representing the following iteration of cellular computing. filled with dozens of latest good points, the iOS 3.2 SDK helps you to construct refined, desktop-quality apps for this intriguing new platform. each iPhone and iPod contact app developer seeking to take your next step and stream into the iPad area may want to learn this publication from hide to hide. starting iPad improvement for iPhone builders: studying the iPad SDK has the entire solutions, and you will find them offered with a similar easy-to-follow variety and thorough insurance you've got come to anticipate from titles like starting iPhone three Development-everything an aspiring iPad developer must understand to create nice apps.
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Extra resources for Beginning iPad Development for iPhone Developers: Mastering the iPad SDK
You’re not dreaming, and it’s not a typo. Keep reading! info CHAPTER 3: Exploring the iPhone SDK’s New iPad Features Core Text As an iPhone developer, the lack of any easy-to-use text styling functionality has probably annoyed you on countless occasions. Sure, you can display styled text as HTML in a UIWebView, but what about editing that styled text? For years, you’ve been jealous of the wonderful Core Text APIs that were available only to Mac OS X developers, wishing you could tap into that same functionality within Cocoa Touch.
Even if you have no aspirations to develop a drawing app like Dudel, there are other practical uses for this graphics class. If you need a simple shape drawn on the screen, utilizing UIBezierPath requires much less memory than a PNG resource image of the same shape. With a vector-based object, only the instructions on how to draw that shape are needed. In contrast, a bitmap image file may consume several kilobytes (or more) when loaded into memory. For example, let’s say you’re building a task management app.
For many situations where that behavior is needed, your best bet may be to present a modal view instead, as discussed in the “Modal Presentation Styles” section later in this chapter. Displaying a popover in your code is actually quite easy. In a nutshell, you create a new instance of UIPopoverController and pass a custom view controller to it (which will be loaded into the popover view). The parent view should be assigned to the popover’s delegate, so that communication can take place between the two.