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The Complete Idiot's Guide® To iPad and iPhone App Development by Troy Brant

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Modal Views

Save your project, build it, and run it in the iPhone Simulator. You should see the Tweet view with Latin filling up most of the screen. If you try tapping the Settings button, nothing will happen. That’s perfectly fine. Your next step is to remedy the situation by displaying the settings screen as a modal view.
A modal view is a temporary view in your application that requires the user to perform some action to dismiss it. Many applications use modal views for adding and editing data, such as composing an email in the Mail app, adding an event in the Calendar app, or picking a photo for a contact in the Contacts app. In each of these cases, the modal view slides up from the bottom of the screen and covers whatever screen you were ...

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