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Wei-Meng Lee is the founder of Developer Learning Solutions (www.learn2develop.net), a technology company specializing in hands-on training in the latest Microsoft and Apple technologies. He writes extensively for online publications and is also the author of Beginning Android 4 Application Development and?Beginning iOS 5 Application Development.
Wrox guides are crafted to make learning programming languages and technologies easier than you think. Written by programmers for programmers, they provide a structured, tutorial format that will guide you through all the techniques involved.
Introduction xv
Chapter 1: Android Fundamentals 1
Recipe 1.1 Linking Activities 1
Solution 2
Recipe 1.2 Passing Data between Activities 5
Solution 6
Recipe 1.3 Passing Objects between Activities 11
Solution 11
Recipe 1.4 Sending and Receiving Broadcasts 13
Solution 14
Recipe 1.5 Assigning Priorities to Broadcast Receivers 18
Solution 19
Recipe 1.6 Auto-Launching Your Application at Boot Time 21
Solution 21
Recipe 1.7 Calling Built-In Apps 22
Solution 23
Recipe 1.8 Making Your Application Callable by Others 32
Solution 32
Chapter 2: Using Views to Design the User Interface 39
Recipe 2.1 Using Buttons 40
Solution 40
Recipe 2.2 Using Image Buttons 44
Solution 44
Recipe 2.3 Using Radio Buttons 46
Solution 46
Recipe 2.4 Using CheckBoxes 49
Solution 50
Recipe 2.5 Implementing a Star Rating System 52
Solution 52
Recipe 2.6 Using AutoCompleteTextView 55
Solution 55
Recipe 2.7 Displaying Web Pages 57
Solution 58
Recipe 2.8 Using the TimePicker 62
Solution 62
Recipe 2.9 Using the DatePicker 64
Solution 65
Recipe 2.10 Using LinearLayout for View Positioning 66
Solution 67
Recipe 2.11 Using RelativeLayout for View Positioning 72
Solution 72
Recipe 2.12 Using FrameLayout for View Positioning 74
Solution 74
Recipe 2.13 Using TableLayout for View Positioning 77
Solution 77
Recipe 2.14 Using the ScrollView 79
Solution 79
Recipe 2.15 Displaying Context and Options Menus 83
Solution 83
Recipe 2.16 Displaying Dialogs 90
Solution 91
Recipe 2.17 Implementing Paging 98
Solution 98
Chapter 3: Displaying Lists of Items and Images 105
Recipe 3.1 Displaying a List of Items Using the ListView 106
Solution 106
Recipe 3.2 Customizing the ListView 108
Solution 108
Recipe 3.3 Displaying Multiple ListViews 111
Solution 111
Recipe 3.4 Creating Custom ListViews 114
Solution 115
Recipe 3.5 Further Customizing Each Row with Additional TextViews 117
Solution Part One: Adding Additional TextViews 118
Solution Part Two: Recycling Each Row 122
Recipe 3.6 Displaying a List of Items Using the Spinner View 125
Solution 126
Recipe 3.7 Displaying a List of Images 128
Solution 129
Recipe 3.8 Animating the Changing of Images Using the ImageSwitcher 133
Solution 133
Recipe 3.9 Displaying Images Using the GridView 138
Solution 138
Recipe 3.10 Building a Master-Detail User Interface 141
Solution 143
Chapter 4: Telephony 151
Recipe 4.1 Calling from Your Application 151
Solution 152
Recipe 4.2 Monitoring the State of the Phone 153
Solution 153
Recipe 4.3 Monitoring Phone State in the Background 156
Solution 156
Recipe 4.4 Blocking Outgoing Calls 158
Solution 159
Recipe 4.5 Auto-Answering an Incoming Call 160
Solution 160
Recipe 4.6 Switching to Airplane Mode 163
Solution 163
Recipe 4.7 Getting the Phone Number, IMEI, and SIM Card ID 165
Solution 166
Recipe 4.8 Enabling Bluetooth 167
Solution 167
Recipe 4.9 Displaying the Call Log 173
Solution 173
Chapter 5: Messaging 175
Recipe 5.1 Sending SMS Messages Through the Built-in Messaging Application 175
Solution 176
Recipe 5.2 Sending SMS Messages Programmatically in Your Android Application 178
Solution 178
Recipe 5.3 Monitoring the Status of Sent SMS Messages Programmatically 179
Solution 180
Recipe 5.4 Monitoring Outgoing SMS Messages 183
Solution 184
Recipe 5.5 Intercepting Incoming SMS Messages 187
Solution 187
Chapter 6: Network Programming 191
Recipe 6.1 Connecting to Servers Using HTTP GET 191
Solution 192
Recipe 6.2 Connecting to Servers Using HTTP POST 195
Solution 195
Recipe 6.3 Downloading Binary Data Using HTTP 198
Solution 199
Recipe 6.4 Consuming XML Web Services 200
Solution 201
Recipe 6.5 Consuming JSON Web Services 204
Solution 205
Recipe 6.6 Getting the IP Address of the Device 210
Solution 211
Recipe 6.7 Creating a Socket Server 212
Solution 212
Recipe 6.8 Creating a Socket Client 218
Solution 218
Recipe 6.9 Checking for the Availability of Bluetooth 222
Solution 222
Recipe 6.10 Monitoring the State of Bluetooth 224
Solution 225
Recipe 6.11 Creating a Bluetooth Chat Application 226
Solution 227
Chapter 7: Using Google Maps 243
Recipe 7.1 Displaying Google Maps 243
Solution 244
Recipe 7.2 Zooming in and out of Google Maps 250
Solution 250
Recipe 7.3 Changing Map Modes 253
Solution 253
Recipe 7.4 Navigating the Map to a Particular Location 256
Solution 256
Recipe 7.5 Adding Markers to the Map 258
Solution 258
Recipe 7.6 Finding a User-Friendly Address Using Reverse Geocoding, and Vice Versa 268
Solution 268
Recipe 7.7 Responding to Zooming and Panning 275
Solution 275
Chapter 8: Location-Based Data Services 279
Recipe 8.1 Obtaining Geographical Location Using GPS, Wi-Fi, or Cellular Networks 280
Solution 280
Recipe 8.2 Choosing the Best Location Provider to Use 284
Solution 284
Recipe 8.3 Monitoring a Location 288
Solution 288
Recipe 8.4 Using a BroadcastReceiver to Obtain Locations 289
Solution 290
Recipe 8.5 Location Data Logging 293
Solution 293
Chapter 9: Acc essing the Hardware 301
Recipe 9.1 Capturing Pictures with the Camera 301
Solution 301
Recipe 9.2 Detecting the Presence of Hardware Features 304
Solution 305
Recipe 9.3 Checking Network State 306
Solution 306
Recipe 9.4 Turning GPS On/Off 308
Solution 308
Recipe 9.5 Capturing Hardware Buttons Programmatically 310
Solution 310
Recipe 9.6 Switching on the Flashlight 313
Solution 314
Recipe 9.7 Capturing Barcodes 319
Solution 320
Chapter 10: Persisting Data 325
Recipe 10.1 Saving and Loading User Preferences 325
Solution 326
Recipe 10.2 Creating a Preference Screen 328
Solution 328
Recipe 10.3 Saving Files to the Data Directory 333
Solution 333
Recipe 10.4 Saving Files to the Cache Directory 338
Solution 338
Recipe 10.5 Saving Files to External Storage 340
Solution 341
Recipe 10.6 Attaching Files to Your Project 345
Solution 346
Recipe 10.7 Creating and Using SQLite Databases Programmatically 347
Solution 348
Recipe 10.8 Pre-creating the SQLite Databases 353
Solution 353
Chapter 11: Deploying Your Android Applications 357
Recipe 11.1 Localizing Your Application 357
Solution 358
Recipe 11.2 Exporting Your Application as an APK File 362
Solution 362
Recipe 11.3 Deploying Your App Through E-mail 365
Solution 365
Recipe 11.4 Deploying Your App Through the Web 367
Solution 368
Recipe 11.5 Deploying Your App Through an SD Card 369
Solution 369
Recipe 11.6 Specifying the Application Installation Location 370
Solution 371
Index 373
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