iPhone and iPad Apps for Absolute Beginners by Dr. Rory Lewis (auth.)

By Dr. Rory Lewis (auth.)

The iPhone is the most well liked machine of our iteration, and lots more and plenty of its good fortune has been fueled via the App shop, Apple's on-line market for iPhone purposes. Over 1 billion apps were downloaded within the nine months the App shop has been open, starting from the easiest video games to the main advanced company apps. all people has an idea for the following best-selling iPhone app—presumably that is why you are studying this now. And with the discharge of the iPad, this call for will simply proceed to grow.

So how do you construct an software for the iPhone and iPad? do not you must spend years studying complex programming languages? What approximately Objective-C, Cocoa contact, and the software program improvement package (SDK)? the answer's that you just needn't understand any of these issues. anyone can commence development basic purposes for the iPhone and iPad, and this e-book will express you how.

This publication takes you to getting your first functions up and operating utilizing undeniable English and functional examples. It cuts throughout the fog of jargon and incorrect information that surrounds iPhone and iPad software improvement, and provides you basic, step by step directions to get you started.

  • Teaches iPhone and iPad software improvement in language someone can comprehend
  • Provides easy, step by step examples that make studying effortless
  • Offers movies that show you how to persist with besides the author—it's like your personal inner most lecture room

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Extra info for iPhone and iPad Apps for Absolute Beginners

Sample text

In this simple app, we only need to have one line of output, so you will have to ask it to return not zero, which is the default number of rows, but one. The red circle in Figure 2–28 indicates the place to make this change. So, delete the 0, and replace it with 1. Change this: // Customize the number of rows in the table view. (NSInteger)tableView UITableView *)tableViewnumberOfRowsInSection:(NSInteger)section { return 0; } to this: // Customize the number of rows in the table view(NSInteger)tableView:(UITableView *)tableViewnumberOfRowsInSection:(NSInteger)section { - return 1; } 5.

Using your shortcuts, save and compile the code. Congratulations! You have just finished your third iPhone/iPad app! Figure 2–35 reveals the crisp results of your hard work.

Again, you will see your “fishing line” being drawn from the Button icon to your File’s Owner. This indicates that the connection is working. 35 36 CHAPTER 2: Blast-Off! Figure 2–19. In Interface Builder, note the connection between the File’s Owner icon and the View window. 19. ” Do you remember, back in Step 6, when you entered – (IBAction)hello:(id)sendr? Well … guess who’s comin’ to dinner! Mr. Hello is saying, “Don’t you think you should pull that fishing line toward me? ” Therefore, you should keep on dragging that line until it connects to the “hello” label in the black drop-down box, as shown in Figure 2–20.

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