Chapter 4. Exploring the Views

WHAT YOU WILL LEARN IN THIS CHAPTER

  • How to use the UIAlertView to display an alert view to the user

  • How to use the UIActionSheet to display some options to the user

  • How to use the UIPageControl to control paging

  • How to use the UIImageView to display images

  • How to use the UISegmentedControl to display a set of buttons for the user to choose among

  • How to use the UIWebView to display Web content in your application

  • How to add views dynamically to your application during runtime

  • How to wire a view to a View Controller

  • How to switch between views

Up to this point, you should already have some ideas of how to use Xcode and Interface Builder to build iPhone applications. In this chapter, you dive into the various views that you can use to spice up your applications. You learn how you can add views using Interface Builder, as well as how to create views dynamically during runtime.

USING THE VIEWS

So far, you have seen quite a number of views in action in the previous few chapters — Round Rect Button, TextField, and Label. All these views are quite straightforward, but they give you a good opportunity to understand how to apply the concepts behind outlets and actions.

To use more views, you can locate them from the Library window in Interface Builder (see Figure 4-1).

Figure 4-1

Figure 4.1. Figure 4-1

As you can see, the Library is divided into sections:

  • Controllers — contains views that ...

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