Contents. Before You Begin. Copyright by Pearson Education, Inc. All Rights Reserved.

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1 AndroidHTP.book Page vii Monday, January 23, :33 PM Preface Before You Begin xix xxxi 1 Introduction to Android Introduction Android Overview Android 2.2 (Froyo) Android 2.3 (Gingerbread) Android 3.0 (Honeycomb) Android 4.0 (Ice Cream Sandwich) Downloading Apps from the Android Market Packages Android Software Development Kit (SDK) Object Technology: A Quick Refresher Test-Driving the Doodlz App in an Android Virtual Device (AVD) Deitel Resources Android Development Resources Wrap-Up 35 2 Android Market and App Business Issues Introduction Building Great Android Apps Android Best Practices Compatibility Supporting Multiple Screens Android User Interface Guidelines Registering at Android Market Setting Up a Google Checkout Merchant Account AndroidManifest.xml File Preparing Your Apps for Publication Uploading Your Apps to Android Market Other Android App Marketplaces Pricing Your App: Free or Fee Monetizing Apps with In-App Advertising 60

2 AndroidHTP.book Page viii Monday, January 23, :33 PM viii 2.12 Monetizing Apps: Using In-App Billing to Sell Virtual Goods in Your Apps Launching the Market App from Within Your App Managing Your Apps in Android Market Marketing Your App Other Popular App Platforms Android Developer Documentation Android Humor Wrap-Up 71 3 Welcome App Introduction Technologies Overview Eclipse IDE Creating a New Project Building the Welcome App s GUI with the ADT s Visual Layout Editor Examining the main.xml File Running the Welcome App Wrap-Up 95 4 Tip Calculator App Introduction Test-Driving the Tip Calculator App Technologies Overview Building the App s GUI TableLayout Introduction Creating the Project and Adding the TableLayout and Components Reviewing the Layout So Far Customizing the Components to Complete the Design Final XML Markup for the Tip Calculator GUI strings.xml Adding Functionality to the App Wrap-Up Favorite Twitter Searches App Introduction Test-Driving the Favorite Twitter Searches App Technologies Overview Building the App s GUI and Resource Files main.xml TableLayout Creating the Project Creating the Resource Files Adding the TableLayout and Components Creating a TableRow That Displays a Search and an Edit Button 140

3 AndroidHTP.book Page ix Monday, January 23, :33 PM ix 5.5 Building the App AndroidManifest.xml Wrap-Up Flag Quiz Game App Introduction Test-Driving the Flag Quiz Game App Technologies Overview Building the App s GUI and Resource Files main.xml LinearLayout Creating the Project Creating and Editing the Resource Files Adding the Components to the LinearLayout Creating a Button That Can Be Dynamically Inflated Creating the Flag Shake Animation Building the App AndroidManifest.xml Wrap-Up Cannon Game App Introduction Test-Driving the Cannon Game App Technologies Overview Building the App s GUI and Resource Files Creating the Project AndroidManifest.xml strings.xml main.xml Adding the Sounds to the App Building the App Line Class Maintains a Line s Endpoints CannonGame Subclass of Activity CannonView Subclass of View Wrap-Up SpotOn Game App Introduction Test-Driving the SpotOn Game App Technologies Overview Building the App s GUI and Resource Files AndroidManifest.xml main.xml RelativeLayout untouched.xml ImageView for an Untouched Spot life.xml ImageView for a Life 228

4 AndroidHTP.book Page x Monday, January 23, :33 PM x 8.5 Building the App SpotOn Subclass of Activity SpotOnView Subclass of View Wrap-Up Doodlz App Introduction Test-Driving the Doodlz App Technologies Overview Building the App s GUI and Resource Files Creating the Project AndroidManifest.xml strings.xml main.xml color_dialog.xml width_dialog.xml Building the App Doodlz Subclass of Activity DoodleView Subclass of View Wrap-Up Address Book App Introduction Test-Driving the Address Book App Technologies Overview Building the GUI and Resource Files Creating the Project AndroidManifest.xml styles.xml textview_border.xml AddressBook Activity s Layout: contact_list_item.xml ViewContact Activity s Layout: view_contact.xml AddEditContact Activity s Layout: add_contact.xml Defining the App s MenuItems with menu Resources in XML Building the App AddressBook Subclass of ListActivity ViewContact Subclass of Activity AddEditContact Subclass of Activity DatabaseConnector Utility Class Wrap-Up Route Tracker App Introduction 319

5 AndroidHTP.book Page xi Monday, January 23, :33 PM xi 11.2 Test-Driving the Route Tracker App Technologies Overview Building the GUI and Resource Files Creating the Project AndroidManifest.xml Route Tracker Layout: main.xml Building the App RouteTracker Subclass of MapActivity BearingFrameLayout Subclass of FrameLayout RouteOverlay Subclass of Overlay Wrap-Up Slideshow App Introduction Test-Driving the Slideshow App Technologies Overview Building the GUI and Resource Files Creating the Project Using Standard Android Icons in the App s GUI AndroidManifest.xml Layout for ListView Items in the Slideshow ListActivity Slideshow ListActivity s Menu Layout for the EditText in the Set Slideshow Name Dialog Layout for the SlideshowEditor ListActivity Layout for ListView Items in the SlideshowEditor ListActivity Layout for the SlideshowPlayer Activity Building the App SlideshowInfo Class Slideshow Subclass of ListActivity SlideshowEditor Subclass of ListActivity SlideshowPlayer Subclass of ListActivity Wrap-Up Enhanced Slideshow App Introduction Test-Driving the Enhanced Slideshow App Technologies Overview Building the GUI and Resource Files Creating the Project AndroidManifest.xml SlideshowEditor ListActivity s Modified Layout PictureTaker Activity s Layout SlideshowPlayer Activity s Modified Layout 398

6 AndroidHTP.book Page xii Monday, January 23, :33 PM xii 13.5 Building the App MediaItem Class SlideshowInfo Class Slideshow Class SlideshowEditor Class PictureTaker Subclass of Activity SlideshowPlayer Class Wrap-Up Weather Viewer App Introduction Test-Driving the Weather Viewer App Technologies Overview Building the App s GUI and Resource Files AndroidManifest.xml WeatherViewerActivity s main.xml Layout Default Cities and ZIP Codes in arrays.xml WeatherViewerActivity s actionmenu.xml Menu Layout WeatherProvider App Widget Configuration and Layout Building the App Class WeatherViewerActivity Class CitiesFragment Class AddCityDialogFragment Class ForecastFragment Class SingleForecastFragment Class ReadLocationTask Class ReadForecastTask Class FiveDayForecastFragment Class ReadFiveDayForecastTask Class DailyForecast Class WeatherProvider Wrap-Up 493 A Introduction to Java Applications 498 A.1 Introduction 499 A.2 Your First Program in Java: Printing a Line of Text 499 A.3 Modifying Your First Java Program 503 A.4 Displaying Text with printf 505 A.5 Another Application: Adding Integers 505 A.6 Memory Concepts 509 A.7 Arithmetic 510 A.8 Decision Making: Equality and Relational Operators 513 A.9 Wrap-Up 517

7 AndroidHTP.book Page xiii Monday, January 23, :33 PM xiii B Introduction to Classes, Objects, Methods and Strings 522 B.1 Introduction 523 B.2 Declaring a Class with a Method and Instantiating an Object of a Class 523 B.3 Declaring a Method with a Parameter 526 B.4 Instance Variables, set Methods and get Methods 529 B.5 Primitive Types vs. Reference Types 533 B.6 Initializing Objects with Constructors 534 B.7 Floating-Point Numbers and Type double 536 B.8 Wrap-Up 540 C Control Statements 544 C.1 Introduction 545 C.2 Algorithms 545 C.3 Pseudocode 546 C.4 Control Structures 546 C.5 if Single-Selection Statement 547 C.6 if else Double-Selection Statement 547 C.7 while Repetition Statement 550 C.8 Case Study: Counter-Controlled Repetition 550 C.9 Case Study: Sentinel-Controlled Repetition 554 C.10 Case Study: Nested Control Statements 559 C.11 Compound Assignment Operators 562 C.12 Increment and Decrement Operators 562 C.13 Primitive Types 564 C.14 Essentials of Counter-Controlled Repetition 565 C.15 for Repetition Statement 566 C.16 Examples Using the for Statement 568 C.17 do while Repetition Statement 570 C.18 switch Multiple-Selection Statement 571 C.19 break and continue Statements 578 C.20 Logical Operators 578 C.21 Wrap-Up 581 D Methods: A Deeper Look 589 D.1 Introduction 590 D.2 Program Modules in Java 590 D.3 static Methods, static Fields and Class Math 591 D.4 Declaring Methods with Multiple Parameters 593 D.5 Notes on Declaring and Using Methods 596 D.6 Method-Call Stack and Activation Records 597 D.7 Argument Promotion and Casting 597 D.8 Java API Packages 598

8 AndroidHTP.book Page xiv Monday, January 23, :33 PM xiv D.9 Introduction to Random-Number Generation 599 D.9.1 Scaling and Shifting of Random Numbers 600 D.9.2 Random-Number Repeatability for Testing and Debugging 601 D.10 Case Study: A Game of Chance; Introducing Enumerations 602 D.11 Scope of Declarations 606 D.12 Method Overloading 608 D.13 Wrap-Up 611 E Arrays and ArrayLists 618 E.1 Introduction 619 E.2 Arrays 619 E.3 Declaring and Creating Arrays 620 E.4 Examples Using Arrays 621 E.5 Case Study: Card Shuffling and Dealing Simulation 630 E.6 Enhanced for Statement 634 E.7 Passing Arrays to Methods 635 E.8 Case Study: Class GradeBook Using an Array to Store Grades 639 E.9 Multidimensional Arrays 644 E.10 Case Study: Class GradeBook Using a Two-Dimensional Array 648 E.11 Class Arrays 654 E.12 Introduction to Collections and Class ArrayList 656 E.13 Wrap-Up 659 F Classes and Objects: A Deeper Look 664 F.1 Introduction 665 F.2 Time Class Case Study 665 F.3 Controlling Access to Members 669 F.4 Referring to the Current Object s Members with the this Reference 670 F.5 Time Class Case Study: Overloaded Constructors 672 F.6 Default and No-Argument Constructors 678 F.7 Composition 679 F.8 Enumerations 682 F.9 Garbage Collection 684 F.10 static Class Members 685 F.11 final Instance Variables 689 F.12 Packages 689 F.13 Package Access 690 F.14 Wrap-Up 690 G Object-Oriented Programming: Inheritance and Polymorphism 693 G.1 Introduction to Inheritance 694 G.2 Superclasses and Subclasses 695

9 AndroidHTP.book Page xv Monday, January 23, :33 PM xv G.3 protected Members 696 G.4 Relationship between Superclasses and Subclasses 697 G.4.1 Creating and Using a CommissionEmployee Class 697 G.4.2 Creating and Using a BasePlusCommissionEmployee Class 702 G.4.3 Creating a CommissionEmployee BasePlusCommissionEmployee Inheritance Hierarchy 707 G.4.4 G.4.5 CommissionEmployee BasePlusCommissionEmployee Inheritance Hierarchy Using protected Instance Variables 710 CommissionEmployee BasePlusCommissionEmployee Inheritance Hierarchy Using private Instance Variables 713 G.5 Class Object 718 G.6 Introduction to Polymorphism 719 G.7 Polymorphism: An Example 720 G.8 Demonstrating Polymorphic Behavior 721 G.9 Abstract Classes and Methods 724 G.10 Case Study: Payroll System Using Polymorphism 725 G.10.1 Abstract Superclass Employee 726 G.10.2 Concrete Subclass SalariedEmployee 729 G.10.3 Concrete Subclass HourlyEmployee 731 G.10.4 Concrete Subclass CommissionEmployee 732 G.10.5 Indirect Concrete Subclass BasePlusCommissionEmployee 734 G.10.6 Polymorphic Processing, Operator instanceof and Downcasting 735 G.10.7 Summary of the Allowed Assignments Between Superclass and Subclass Variables 740 G.11 final Methods and Classes 741 G.12 Case Study: Creating and Using Interfaces 742 G.12.1 Developing a Payable Hierarchy 743 G.12.2 Interface Payable 744 G.12.3 Class Invoice 745 G.12.4 Modifying Class Employee to Implement Interface Payable 747 G.12.5 Modifying Class SalariedEmployee for Use in the Payable Hierarchy 749 G.12.6 Using Interface Payable to Process Invoices and Employees Polymorphically 751 G.13 Common Interfaces of the Java API 752 G.14 Wrap-Up 753 H Exception Handling: A Deeper Look 757 H.1 Introduction 758 H.2 Example: Divide by Zero without Exception Handling 758 H.3 Example: Handling ArithmeticExceptions and InputMismatchExceptions 760 H.4 When to Use Exception Handling 765 H.5 Java Exception Hierarchy 765 H.6 finally Block 768

10 AndroidHTP.book Page xvi Monday, January 23, :33 PM xvi H.7 Stack Unwinding and Obtaining Information from an Exception Object 772 H.8 Wrap-Up 775 I GUI Components and Event Handling 778 I.1 Introduction 779 I.2 Nimbus Look-and-Feel 779 I.3 Text Fields and an Introduction to Event Handling with Nested Classes 780 I.4 Common GUI Event Types and Listener Interfaces 786 I.5 How Event Handling Works 787 I.6 JButton 789 I.7 JComboBox; Using an Anonymous Inner Class for Event Handling 793 I.8 Adapter Classes 796 I.9 Wrap-Up 797 J Other Topics 798 J.1 Introduction 799 J.2 Collections Overview 799 J.3 Type-Wrapper Classes for Primitive Types 800 J.4 Interface Collection and Class Collections 800 J.5 Lists 801 J.5.1 ArrayList and Iterator 801 J.5.2 LinkedList 803 J.5.3 Views into Collections and Arrays Method aslist 806 J.6 Collections Methods 808 J.6.1 Method sort 808 J.6.2 Method shuffle 810 J.7 Interface Queue 811 J.8 Sets 811 J.9 Maps 812 J.10 Introduction to Files and Streams 815 J.11 Class File 816 J.12 Introduction to Object Serialization 817 J.13 Introduction to Multithreading 818 J.14 Creating and Executing Threads with the Executor Framework 819 J.15 Overview of Thread Synchronization 823 J.16 Concurrent Collections Overview 824 J.17 Multithreading with GUI 824 J.18 Wrap-Up 831 K Operator Precedence Chart 834 L Primitive Types 836 Index 837

11 AndroidHTP.book Page xvii Monday, January 23, :33 PM xvii Chapters on the Web The following chapters are located on the book s Companion Website at 15 Pizza App Text-to-Speech, Speech-to-Text and Telephony 16 Voice Recorder App Audio Recording and Playback 17 Enhanced Address Book App Bluetooth 18 3D Art App OpenGL ES 3D Rendering

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