Android Studio Giraffe Essentials - Java Edition: Developing Android Apps Using Android Studio 2022.3.1 and Java

1. Introduction
1.1 Downloading the Code Samples
1.2 Feedback
1.3 Errata
2. Setting up an Android Studio Development Environment
2.1 System requirements
2.2 Downloading the Android Studio package
2.3 Installing Android Studio
2.3.1 Installation on Windows
2.3.2 Installation on macOS
2.3.3 Installation on Linux
2.4 The Android Studio setup wizard
2.5 Installing additional Android SDK packages
2.6 Installing the Android SDK Command-line Tools
2.6.1 Windows 8.1
2.6.2 Windows 10
2.6.3 Windows 11
2.6.4 Linux
2.6.5 macOS
2.7 Android Studio memory management
2.8 Updating Android Studio and the SDK
2.9 Summary
3. Creating an Example Android App in Android Studio
3.1 About the Project
3.2 Creating a New Android Project
3.3 Creating an Activity
3.4 Defining the Project and SDK Settings
3.5 Enabling the New Android Studio UI
3.6 Modifying the Example Application
3.7 Modifying the User Interface
3.8 Reviewing the Layout and Resource Files
3.9 Adding Interaction
3.10 Summary
4. Creating an Android Virtual Device (AVD) in Android Studio
4.1 About Android Virtual Devices
4.2 Starting the Emulator
4.3 Running the Application in the AVD
4.4 Running on Multiple Devices
4.5 Stopping a Running Application
4.6 Supporting Dark Theme
4.7 Running the Emulator in a Separate Window
4.8 Enabling the Device Frame
4.9 Summary
5. Using and Configuring the Android Studio AVD Emulator
5.1 The Emulator Environment
5.2 Emulator Toolbar Options
5.3 Working in Zoom Mode
5.4 Resizing the Emulator Window
5.5 Extended Control Options
5.5.1 Location
5.5.2 Displays
5.5.3 Cellular
5.5.4 Battery
5.5.5 Camera
5.5.6 Phone
5.5.7 Directional Pad
5.5.8 Microphone
5.5.9 Fingerprint
5.5.10 Virtual Sensors
5.5.11 Snapshots
5.5.12 Record and Playback
5.5.13 Google Play
5.5.14 Settings
5.5.15 Help
5.6 Working with Snapshots
5.7 Configuring Fingerprint Emulation
5.8 The Emulator in Tool Window Mode
5.9 Creating a Resizable Emulator
5.10 Summary
6. A Tour of the Android Studio User Interface
6.1 The Welcome Screen
6.2 The Menu Bar
6.3 The Main Window
6.4 The Tool Windows
6.5 The Tool Window Menus
6.6 Android Studio Keyboard Shortcuts
6.7 Switcher and Recent Files Navigation
6.8 Changing the Android Studio Theme
6.9 Summary
7. Testing Android Studio Apps on a Physical Android Device
7.1 An Overview of the Android Debug Bridge (ADB)
7.2 Enabling USB Debugging ADB on Android Devices
7.2.1 macOS ADB Configuration
7.2.2 Windows ADB Configuration
7.2.3 Linux adb Configuration
7.3 Resolving USB Connection Issues
7.4 Enabling Wireless Debugging on Android Devices
7.5 Testing the adb Connection
7.6 Device Mirroring
7.7 Summary
8. The Basics of the Android Studio Code Editor
8.1 The Android Studio Editor
8.2 Splitting the Editor Window
8.3 Code Completion
8.4 Statement Completion
8.5 Parameter Information
8.6 Parameter Name Hints
8.7 Code Generation
8.8 Code Folding
8.9 Quick Documentation Lookup
8.10 Code Reformatting
8.11 Finding Sample Code
8.12 Live Templates
8.13 Summary
9. An Overview of the Android Architecture
9.1 The Android Software Stack
9.2 The Linux Kernel
9.3 Android Runtime – ART
9.4 Android Libraries
9.4.1 C/C++ Libraries
9.5 Application Framework
9.6 Applications
9.7 Summary
10. The Anatomy of an Android App
10.1 Android Activities
10.2 Android Fragments
10.3 Android Intents
10.4 Broadcast Intents
10.5 Broadcast Receivers
10.6 Android Services
10.7 Content Providers
10.8 The Application Manifest
10.9 Application Resources
10.10 Application Context
10.11 Summary
11. An Overview of Android View Binding
11.1 Find View by Id
11.2 View Binding
11.3 Converting the AndroidSample project
11.4 Enabling View Binding
11.5 Using View Binding
11.6 Choosing an Option
11.7 View Binding in the Book Examples
11.8 Migrating a Project to View Binding
11.9 Summary
12. Understanding Android Application and Activity Lifecycles
12.1 Android Applications and Resource Management
12.2 Android Process States
12.2.1 Foreground Process
12.2.2 Visible Process
12.2.3 Service Process
12.2.4 Background Process
12.2.5 Empty Process
12.3 Inter-Process Dependencies
12.4 The Activity Lifecycle
12.5 The Activity Stack
12.6 Activity States
12.7 Configuration Changes
12.8 Handling State Change
12.9 Summary
13. Handling Android Activity State Changes
13.1 New vs. Old Lifecycle Techniques
13.2 The Activity and Fragment Classes
13.3 Dynamic State vs. Persistent State
13.4 The Android Lifecycle Methods
13.5 Lifetimes
13.6 Foldable Devices and Multi-Resume
13.7 Disabling Configuration Change Restarts
13.8 Lifecycle Method Limitations
13.9 Summary
14. Android Activity State Changes by Example
14.1 Creating the State Change Example Project
14.2 Designing the User Interface
14.3 Overriding the Activity Lifecycle Methods
14.4 Filtering the Logcat Panel
14.5 Running the Application
14.6 Experimenting with the Activity
14.7 Summary
15. Saving and Restoring the State of an Android Activity
15.1 Saving Dynamic State
15.2 Default Saving of User Interface State
15.3 The Bundle Class
15.4 Saving the State
15.5 Restoring the State
15.6 Testing the Application
15.7 Summary
16. Understanding Android Views, View Groups and Layouts
16.1 Designing for Different Android Devices
16.2 Views and View Groups
16.3 Android Layout Managers
16.4 The View Hierarchy
16.5 Creating User Interfaces
16.6 Summary
17. A Guide to the Android Studio Layout Editor Tool
17.1 Basic vs. Empty Views Activity Templates
17.2 The Android Studio Layout Editor
17.3 Design Mode
17.4 The Palette
17.5 Design Mode and Layout Views
17.6 Night Mode
17.7 Code Mode
17.8 Split Mode
17.9 Setting Attributes
17.10 Transforms
17.11 Tools Visibility Toggles
17.12 Converting Views
17.13 Displaying Sample Data
17.14 Creating a Custom Device Definition
17.15 Changing the Current Device
17.16 Layout Validation
17.17 Summary
18. A Guide to the Android ConstraintLayout
18.1 How ConstraintLayout Works
18.1.1 Constraints
18.1.2 Margins
18.1.3 Opposing Constraints
18.1.4 Constraint Bias
18.1.5 Chains
18.1.6 Chain Styles
18.2 Baseline Alignment
18.3 Configuring Widget Dimensions
18.4 Guideline Helper
18.5 Group Helper
18.6 Barrier Helper
18.7 Flow Helper
18.8 Ratios
18.9 ConstraintLayout Advantages
18.10 ConstraintLayout Availability
18.11 Summary
19. A Guide to Using ConstraintLayout in Android Studio
19.1 Design and Layout Views
19.2 Autoconnect Mode
19.3 Inference Mode
19.4 Manipulating Constraints Manually
19.5 Adding Constraints in the Inspector
19.6 Viewing Constraints in the Attributes Window
19.7 Deleting Constraints
19.8 Adjusting Constraint Bias
19.9 Understanding ConstraintLayout Margins
19.10 The Importance of Opposing Constraints and Bias
19.11 Configuring Widget Dimensions
19.12 Design Time Tools Positioning
19.13 Adding Guidelines
19.14 Adding Barriers
19.15 Adding a Group
19.16 Working with the Flow Helper
19.17 Widget Group Alignment and Distribution
19.18 Converting other Layouts to ConstraintLayout
19.19 Summary
20. Working with ConstraintLayout Chains and Ratios in Android Studio
20.1 Creating a Chain
20.2 Changing the Chain Style
20.3 Spread Inside Chain Style
20.4 Packed Chain Style
20.5 Packed Chain Style with Bias
20.6 Weighted Chain
20.7 Working with Ratios
20.8 Summary
21. An Android Studio Layout Editor ConstraintLayout Tutorial
21.1 An Android Studio Layout Editor Tool Example
21.2 Preparing the Layout Editor Environment
21.3 Adding the Widgets to the User Interface
21.4 Adding the Constraints
21.5 Testing the Layout
21.6 Using the Layout Inspector
21.7 Summary
22. Manual XML Layout Design in Android Studio
22.1 Manually Creating an XML Layout
22.2 Manual XML vs. Visual Layout Design
22.3 Summary
23. Managing Constraints using Constraint Sets
23.1 Java Code vs. XML Layout Files
23.2 Creating Views
23.3 View Attributes
23.4 Constraint Sets
23.4.1 Establishing Connections
23.4.2 Applying Constraints to a Layout
23.4.3 Parent Constraint Connections
23.4.4 Sizing Constraints
23.4.5 Constraint Bias
23.4.6 Alignment Constraints
23.4.7 Copying and Applying Constraint Sets
23.4.8 ConstraintLayout Chains
23.4.9 Guidelines
23.4.10 Removing Constraints
23.4.11 Scaling
23.4.12 Rotation
23.5 Summary
24. An Android ConstraintSet Tutorial
24.1 Creating the Example Project in Android Studio
24.2 Adding Views to an Activity
24.3 Setting View Attributes
24.4 Creating View IDs
24.5 Configuring the Constraint Set
24.6 Adding the EditText View
24.7 Converting Density Independent Pixels (dp) to Pixels (px)
24.8 Summary
25. A Guide to Using Apply Changes in Android Studio
25.1 Introducing Apply Changes
25.2 Understanding Apply Changes Options
25.3 Using Apply Changes
25.4 Configuring Apply Changes Fallback Settings
25.5 An Apply Changes Tutorial
25.6 Using Apply Code Changes
25.7 Using Apply Changes and Restart Activity
25.8 Using Run App
25.9 Summary
26. An Overview and Example of Android Event Handling
26.1 Understanding Android Events
26.2 Using the android:onClick Resource
26.3 Event Listeners and Callback Methods
26.4 An Event Handling Example
26.5 Designing the User Interface
26.6 The Event Listener and Callback Method
26.7 Consuming Events
26.8 Summary
27. Android Touch and Multi-touch Event Handling
27.1 Intercepting Touch Events
27.2 The MotionEvent Object
27.3 Understanding Touch Actions
27.4 Handling Multiple Touches
27.5 An Example Multi-Touch Application
27.6 Designing the Activity User Interface
27.7 Implementing the Touch Event Listener
27.8 Running the Example Application
27.9 Summary
28. Detecting Common Gestures Using the Android Gesture Detector Class
28.1 Implementing Common Gesture Detection
28.2 Creating an Example Gesture Detection Project
28.3 Implementing the Listener Class
28.4 Creating the GestureDetectorCompat Instance
28.5 Implementing the onTouchEvent() Method
28.6 Testing the Application
28.7 Summary
29. Implementing Custom Gesture and Pinch Recognition on Android
29.1 The Android Gesture Builder Application
29.2 The GestureOverlayView Class
29.3 Detecting Gestures
29.4 Identifying Specific Gestures
29.5 Installing and Running the Gesture Builder Application
29.6 Creating a Gestures File
29.7 Creating the Example Project
29.8 Extracting the Gestures File from the SD Card
29.9 Adding the Gestures File to the Project
29.10 Designing the User Interface
29.11 Loading the Gestures File
29.12 Registering the Event Listener
29.13 Implementing the onGesturePerformed Method
29.14 Testing the Application
29.15 Configuring the GestureOverlayView
29.16 Intercepting Gestures
29.17 Detecting Pinch Gestures
29.18 A Pinch Gesture Example Project
29.19 Summary
30. An Introduction to Android Fragments
30.1 What is a Fragment?
30.2 Creating a Fragment
30.3 Adding a Fragment to an Activity using the Layout XML File
30.4 Adding and Managing Fragments in Code
30.5 Handling Fragment Events
30.6 Implementing Fragment Communication
30.7 Summary
31. Using Fragments in Android Studio - An Example
31.1 About the Example Fragment Application
31.2 Creating the Example Project
31.3 Creating the First Fragment Layout
31.4 Migrating a Fragment to View Binding
31.5 Adding the Second Fragment
31.6 Adding the Fragments to the Activity
31.7 Making the Toolbar Fragment Talk to the Activity
31.8 Making the Activity Talk to the Text Fragment
31.9 Testing the Application
31.10 Summary
32. Modern Android App Architecture with Jetpack
32.1 What is Android Jetpack?
32.2 The “Old” Architecture
32.3 Modern Android Architecture
32.4 The ViewModel Component
32.5 The LiveData Component
32.6 ViewModel Saved State
32.7 LiveData and Data Binding
32.8 Android Lifecycles
32.9 Repository Modules
32.10 Summary
33. An Android ViewModel Tutorial
33.1 About the Project
33.2 Creating the ViewModel Example Project
33.3 Removing Unwanted Project Elements
33.4 Designing the Fragment Layout
33.5 Implementing the View Model
33.6 Associating the Fragment with the View Model
33.7 Modifying the Fragment
33.8 Accessing the ViewModel Data
33.9 Testing the Project
33.10 Summary
34. An Android Jetpack LiveData Tutorial
34.1 LiveData - A Recap
34.2 Adding LiveData to the ViewModel
34.3 Implementing the Observer
34.4 Summary
35. An Overview of Android Jetpack Data Binding
35.1 An Overview of Data Binding
35.2 The Key Components of Data Binding
35.2.1 The Project Build Configuration
35.2.2 The Data Binding Layout File
35.2.3 The Layout File Data Element
35.2.4 The Binding Classes
35.2.5 Data Binding Variable Configuration
35.2.6 Binding Expressions (One-Way)
35.2.7 Binding Expressions (Two-Way)
35.2.8 Event and Listener Bindings
35.3 Summary
36. An Android Jetpack Data Binding Tutorial
36.1 Removing the Redundant Code
36.2 Enabling Data Binding
36.3 Adding the Layout Element
36.4 Adding the Data Element to Layout File
36.5 Working with the Binding Class
36.6 Assigning the ViewModel Instance to the Data Binding Variable
36.7 Adding Binding Expressions
36.8 Adding the Conversion Method
36.9 Adding a Listener Binding
36.10 Testing the App
36.11 Summary
37. An Android ViewModel Saved State Tutorial
37.1 Understanding ViewModel State Saving
37.2 Implementing ViewModel State Saving
37.3 Saving and Restoring State
37.4 Adding Saved State Support to the ViewModelDemo Project
37.5 Summary
38. Working with Android Lifecycle-Aware Components
38.1 Lifecycle Awareness
38.2 Lifecycle Owners
38.3 Lifecycle Observers
38.4 Lifecycle States and Events
38.5 Summary
39. An Android Jetpack Lifecycle Awareness Tutorial
39.1 Creating the Example Lifecycle Project
39.2 Creating a Lifecycle Observer
39.3 Adding the Observer
39.4 Testing the Observer
39.5 Creating a Lifecycle Owner
39.6 Testing the Custom Lifecycle Owner
39.7 Summary
40. An Overview of the Navigation Architecture Component
40.1 Understanding Navigation
40.2 Declaring a Navigation Host
40.3 The Navigation Graph
40.4 Accessing the Navigation Controller
40.5 Triggering a Navigation Action
40.6 Passing Arguments
40.7 Summary
41. An Android Jetpack Navigation Component Tutorial
41.1 Creating the NavigationDemo Project
41.2 Adding Navigation to the Build Configuration
41.3 Creating the Navigation Graph Resource File
41.4 Declaring a Navigation Host
41.5 Adding Navigation Destinations
41.6 Designing the Destination Fragment Layouts
41.7 Adding an Action to the Navigation Graph
41.8 Implement the OnFragmentInteractionListener
41.9 Adding View Binding Support to the Destination Fragments
41.10 Triggering the Action
41.11 Passing Data Using Safeargs
41.12 Summary
42. An Introduction to MotionLayout
42.1 An Overview of MotionLayout
42.2 MotionLayout
42.3 MotionScene
42.4 Configuring ConstraintSets
42.5 Custom Attributes
42.6 Triggering an Animation
42.7 Arc Motion
42.8 Keyframes
42.8.1 Attribute Keyframes
42.8.2 Position Keyframes
42.9 Time Linearity
42.10 KeyTrigger
42.11 Cycle and Time Cycle Keyframes
42.12 Starting an Animation from Code
43. An Android MotionLayout Editor Tutorial
43.1 Creating the MotionLayoutDemo Project
43.2 ConstraintLayout to MotionLayout Conversion
43.3 Configuring Start and End Constraints
43.4 Previewing the MotionLayout Animation
43.5 Adding an OnClick Gesture
43.6 Adding an Attribute Keyframe to the Transition
43.7 Adding a CustomAttribute to a Transition
43.8 Adding Position Keyframes
43.9 Summary
44. A MotionLayout KeyCycle Tutorial
44.1 An Overview of Cycle Keyframes
44.2 Using the Cycle Editor
44.3 Creating the KeyCycleDemo Project
44.4 Configuring the Start and End Constraints
44.5 Creating the Cycles
44.6 Previewing the Animation
44.7 Adding the KeyFrameSet to the MotionScene
44.8 Summary
45. Working with the Floating Action Button and Snackbar
45.1 The Material Design
45.2 The Design Library
45.3 The Floating Action Button (FAB)
45.4 The Snackbar
45.5 Creating the Example Project
45.6 Reviewing the Project
45.7 Removing Navigation Features
45.8 Changing the Floating Action Button
45.9 Adding an Action to the Snackbar
45.10 Summary
46. Creating a Tabbed Interface using the TabLayout Component
46.1 An Introduction to the ViewPager2
46.2 An Overview of the TabLayout Component
46.3 Creating the TabLayoutDemo Project
46.4 Creating the First Fragment
46.5 Duplicating the Fragments
46.6 Adding the TabLayout and ViewPager2
46.7 Creating the Pager Adapter
46.8 Performing the Initialization Tasks
46.9 Testing the Application
46.10 Customizing the TabLayout
46.11 Summary
47. Working with the RecyclerView and CardView Widgets
47.1 An Overview of the RecyclerView
47.2 An Overview of the CardView
47.3 Summary
48. An Android RecyclerView and CardView Tutorial
48.1 Creating the CardDemo Project
48.2 Modifying the Basic Views Activity Project
48.3 Designing the CardView Layout
48.4 Adding the RecyclerView
48.5 Adding the Image Files
48.6 Creating the RecyclerView Adapter
48.7 Initializing the RecyclerView Component
48.8 Testing the Application
48.9 Responding to Card Selections
48.10 Summary
49. A Layout Editor Sample Data Tutorial
49.1 Adding Sample Data to a Project
49.2 Using Custom Sample Data
49.3 Summary
50. Working with the AppBar and Collapsing Toolbar Layouts
50.1 The Anatomy of an AppBar
50.2 The Example Project
50.3 Coordinating the RecyclerView and Toolbar
50.4 Introducing the Collapsing Toolbar Layout
50.5 Changing the Title and Scrim Color
50.6 Summary
51. An Android Studio Primary/Detail Flow Tutorial
51.1 The Primary/Detail Flow
51.2 Creating a Primary/Detail Flow Activity
51.3 Adding the Primary/Detail Flow Activity
51.4 Modifying the Primary/Detail Flow Template
51.5 Changing the Content Model
51.6 Changing the Detail Pane
51.7 Modifying the ItemDetailFragment Class
51.8 Modifying the ItemListFragment Class
51.9 Adding Manifest Permissions
51.10 Running the Application
51.11 Summary
52. An Overview of Android Services
52.1 Intent Service
52.2 Bound Service
52.3 The Anatomy of a Service
52.4 Controlling Destroyed Service Restart Options
52.5 Declaring a Service in the Manifest File
52.6 Starting a Service Running on System Startup
52.7 Summary
53. An Overview of Android Intents
53.1 An Overview of Intents
53.2 Explicit Intents
53.3 Returning Data from an Activity
53.4 Implicit Intents
53.5 Using Intent Filters
53.6 Automatic Link Verification
53.7 Manually Enabling Links
53.8 Checking Intent Availability
53.9 Summary
54. Android Explicit Intents – A Worked Example
54.1 Creating the Explicit Intent Example Application
54.2 Designing the User Interface Layout for MainActivity
54.3 Creating the Second Activity Class
54.4 Designing the User Interface Layout for SecondActivity
54.5 Reviewing the Application Manifest File
54.6 Creating the Intent
54.7 Extracting Intent Data
54.8 Launching SecondActivity as a Sub-Activity
54.9 Returning Data from a Sub-Activity
54.10 Testing the Application
54.11 Summary
55. Android Implicit Intents – A Worked Example
55.1 Creating the Android Studio Implicit Intent Example Project
55.2 Designing the User Interface
55.3 Creating the Implicit Intent
55.4 Adding a Second Matching Activity
55.5 Adding the Web View to the UI
55.6 Obtaining the Intent URL
55.7 Modifying the MyWebView Project Manifest File
55.8 Installing the MyWebView Package on a Device
55.9 Testing the Application
55.10 Manually Enabling the Link
55.11 Automatic Link Verification
55.12 Summary
56. Android Broadcast Intents and Broadcast Receivers
56.1 An Overview of Broadcast Intents
56.2 An Overview of Broadcast Receivers
56.3 Obtaining Results from a Broadcast
56.4 Sticky Broadcast Intents
56.5 The Broadcast Intent Example
56.6 Creating the Example Application
56.7 Creating and Sending the Broadcast Intent
56.8 Creating the Broadcast Receiver
56.9 Registering the Broadcast Receiver
56.10 Testing the Broadcast Example
56.11 Listening for System Broadcasts
56.12 Summary
57. Android Local Bound Services – A Worked Example
57.1 Understanding Bound Services
57.2 Bound Service Interaction Options
57.3 A Local Bound Service Example
57.4 Adding a Bound Service to the Project
57.5 Implementing the Binder
57.6 Binding the Client to the Service
57.7 Completing the Example
57.8 Testing the Application
57.9 Summary
58. Android Remote Bound Services – A Worked Example
58.1 Client to Remote Service Communication
58.2 Creating the Example Application
58.3 Designing the User Interface
58.4 Implementing the Remote Bound Service
58.5 Configuring a Remote Service in the Manifest File
58.6 Launching and Binding to the Remote Service
58.7 Sending a Message to the Remote Service
58.8 Summary
59. A Basic Overview of Java Threads, Handlers and Executors
59.1 The Application Main Thread
59.2 Thread Handlers
59.3 A Threading Example
59.4 Building the App
59.5 Creating a New Thread
59.6 Implementing a Thread Handler
59.7 Passing a Message to the Handler
59.8 Java Executor Concurrency
59.9 Working with Runnable Tasks
59.10 Shutting down an Executor Service
59.11 Working with Callable Tasks and Futures
59.12 Handling a Future Result
59.13 Scheduling Tasks
59.14 Summary
60. Making Runtime Permission Requests in Android
60.1 Understanding Normal and Dangerous Permissions
60.2 Creating the Permissions Example Project
60.3 Checking for a Permission
60.4 Requesting Permission at Runtime
60.5 Providing a Rationale for the Permission Request
60.6 Testing the Permissions App
60.7 Summary
61. An Android Notifications Tutorial
61.1 An Overview of Notifications
61.2 Creating the NotifyDemo Project
61.3 Designing the User Interface
61.4 Creating the Second Activity
61.5 Creating a Notification Channel
61.6 Requesting Notification Permission
61.7 Creating and Issuing a Notification
61.8 Launching an Activity from a Notification
61.9 Adding Actions to a Notification
61.10 Bundled Notifications
61.11 Summary
62. An Android Direct Reply Notification Tutorial
62.1 Creating the DirectReply Project
62.2 Designing the User Interface
62.3 Requesting Notification Permission
62.4 Creating the Notification Channel
62.5 Building the RemoteInput Object
62.6 Creating the PendingIntent
62.7 Creating the Reply Action
62.8 Receiving Direct Reply Input
62.9 Updating the Notification
62.10 Summary
63. Foldable Devices and Multi-Window Support
63.1 Foldables and Multi-Window Support
63.2 Using a Foldable Emulator
63.3 Entering Multi-Window Mode
63.4 Enabling and using Freeform Support
63.5 Checking for Freeform Support
63.6 Enabling Multi-Window Support in an App
63.7 Specifying Multi-Window Attributes
63.8 Detecting Multi-Window Mode in an Activity
63.9 Receiving Multi-Window Notifications
63.10 Launching an Activity in Multi-Window Mode
63.11 Configuring Freeform Activity Size and Position
63.12 Summary
64. An Overview of Android SQLite Databases
64.1 Understanding Database Tables
64.2 Introducing Database Schema
64.3 Columns and Data Types
64.4 Database Rows
64.5 Introducing Primary Keys
64.6 What is SQLite?
64.7 Structured Query Language (SQL)
64.8 Trying SQLite on an Android Virtual Device (AVD)
64.9 The Android Room Persistence Library
64.10 Summary
65. The Android Room Persistence Library
65.1 Revisiting Modern App Architecture
65.2 Key Elements of Room Database Persistence
65.2.1 Repository
65.2.2 Room Database
65.2.3 Data Access Object (DAO)
65.2.4 Entities
65.2.5 SQLite Database
65.3 Understanding Entities
65.4 Data Access Objects
65.5 The Room Database
65.6 The Repository
65.7 In-Memory Databases
65.8 Database Inspector
65.9 Summary
66. An Android TableLayout and TableRow Tutorial
66.1 The TableLayout and TableRow Layout Views
66.2 Creating the Room Database Project
66.3 Converting to a LinearLayout
66.4 Adding the TableLayout to the User Interface
66.5 Configuring the TableRows
66.6 Adding the Button Bar to the Layout
66.7 Adding the RecyclerView
66.8 Adjusting the Layout Margins
66.9 Summary
67. An Android Room Database and Repository Tutorial
67.1 About the RoomDemo Project
67.2 Modifying the Build Configuration
67.3 Building the Entity
67.4 Creating the Data Access Object
67.5 Adding the Room Database
67.6 Adding the Repository
67.7 Adding the ViewModel
67.8 Creating the Product Item Layout
67.9 Adding the RecyclerView Adapter
67.10 Preparing the Main Activity
67.11 Adding the Button Listeners
67.12 Adding LiveData Observers
67.13 Initializing the RecyclerView
67.14 Testing the RoomDemo App
67.15 Using the Database Inspector
67.16 Summary
68. Accessing Cloud Storage using the Android Storage Access Framework
68.1 The Storage Access Framework
68.2 Working with the Storage Access Framework
68.3 Filtering Picker File Listings
68.4 Handling Intent Results
68.5 Reading the Content of a File
68.6 Writing Content to a File
68.7 Deleting a File
68.8 Gaining Persistent Access to a File
68.9 Summary
69. An Android Storage Access Framework Example
69.1 About the Storage Access Framework Example
69.2 Creating the Storage Access Framework Example
69.3 Designing the User Interface
69.4 Adding the Activity Launchers
69.5 Creating a New Storage File
69.6 Saving to a Storage File
69.7 Opening and Reading a Storage File
69.8 Testing the Storage Access Application
69.9 Summary
70. Video Playback on Android using the VideoView and MediaController Classes
70.1 Introducing the Android VideoView Class
70.2 Introducing the Android MediaController Class
70.3 Creating the Video Playback Example
70.4 Designing the VideoPlayer Layout
70.5 Downloading the Video File
70.6 Configuring the VideoView
70.7 Adding the MediaController to the Video View
70.8 Setting up the onPreparedListener
70.9 Summary
71. Android Picture-in-Picture Mode
71.1 Picture-in-Picture Features
71.2 Enabling Picture-in-Picture Mode
71.3 Configuring Picture-in-Picture Parameters
71.4 Entering Picture-in-Picture Mode
71.5 Detecting Picture-in-Picture Mode Changes
71.6 Adding Picture-in-Picture Actions
71.7 Summary
72. An Android Picture-in-Picture Tutorial
72.1 Adding Picture-in-Picture Support to the Manifest
72.2 Adding a Picture-in-Picture Button
72.3 Entering Picture-in-Picture Mode
72.4 Detecting Picture-in-Picture Mode Changes
72.5 Adding a Broadcast Receiver
72.6 Adding the PiP Action
72.7 Testing the Picture-in-Picture Action
72.8 Summary
73. Android Audio Recording and Playback using MediaPlayer and MediaRecorder
73.1 Playing Audio
73.2 Recording Audio and Video using the MediaRecorder Class
73.3 About the Example Project
73.4 Creating the AudioApp Project
73.5 Designing the User Interface
73.6 Checking for Microphone Availability
73.7 Initializing the Activity
73.8 Implementing the recordAudio() Method
73.9 Implementing the stopAudio() Method
73.10 Implementing the playAudio() method
73.11 Configuring and Requesting Permissions
73.12 Testing the Application
73.13 Summary
74. Working with the Google Maps Android API in Android Studio
74.1 The Elements of the Google Maps Android API
74.2 Creating the Google Maps Project
74.3 Creating a Google Cloud Billing Account
74.4 Creating a New Google Cloud Project
74.5 Enabling the Google Maps SDK
74.6 Generating a Google Maps API Key
74.7 Adding the API Key to the Android Studio Project
74.8 Testing the Application
74.9 Understanding Geocoding and Reverse Geocoding
74.10 Adding a Map to an Application
74.11 Requesting Current Location Permission
74.12 Displaying the User’s Current Location
74.13 Changing the Map Type
74.14 Displaying Map Controls to the User
74.15 Handling Map Gesture Interaction
74.15.1 Map Zooming Gestures
74.15.2 Map Scrolling/Panning Gestures
74.15.3 Map Tilt Gestures
74.15.4 Map Rotation Gestures
74.16 Creating Map Markers
74.17 Controlling the Map Camera
74.18 Summary
75. Printing with the Android Printing Framework
75.1 The Android Printing Architecture
75.2 The Print Service Plugins
75.3 Google Cloud Print
75.4 Printing to Google Drive
75.5 Save as PDF
75.6 Printing from Android Devices
75.7 Options for Building Print Support into Android Apps
75.7.1 Image Printing
75.7.2 Creating and Printing HTML Content
75.7.3 Printing a Web Page
75.7.4 Printing a Custom Document
75.8 Summary
76. An Android HTML and Web Content Printing Example
76.1 Creating the HTML Printing Example Application
76.2 Printing Dynamic HTML Content
76.3 Creating the Web Page Printing Example
76.4 Removing the Floating Action Button
76.5 Removing Navigation Features
76.6 Designing the User Interface Layout
76.7 Accessing the WebView from the Main Activity
76.8 Loading the Web Page into the WebView
76.9 Adding the Print Menu Option
76.10 Summary
77. A Guide to Android Custom Document Printing
77.1 An Overview of Android Custom Document Printing
77.1.1 Custom Print Adapters
77.2 Preparing the Custom Document Printing Project
77.3 Creating the Custom Print Adapter
77.4 Implementing the onLayout() Callback Method
77.5 Implementing the onWrite() Callback Method
77.6 Checking a Page is in Range
77.7 Drawing the Content on the Page Canvas
77.8 Starting the Print Job
77.9 Testing the Application
77.10 Summary
78. An Introduction to Android App Links
78.1 An Overview of Android App Links
78.2 App Link Intent Filters
78.3 Handling App Link Intents
78.4 Associating the App with a Website
78.5 Summary
79. An Android Studio App Links Tutorial
79.1 About the Example App
79.2 The Database Schema
79.3 Loading and Running the Project
79.4 Adding the URL Mapping
79.5 Adding the Intent Filter
79.6 Adding Intent Handling Code
79.7 Testing the App
79.8 Creating the Digital Asset Links File
79.9 Testing the App Link
79.10 Summary
80. An Android Biometric Authentication Tutorial
80.1 An Overview of Biometric Authentication
80.2 Creating the Biometric Authentication Project
80.3 Configuring Device Fingerprint Authentication
80.4 Adding the Biometric Permission to the Manifest File
80.5 Designing the User Interface
80.6 Adding a Toast Convenience Method
80.7 Checking the Security Settings
80.8 Configuring the Authentication Callbacks
80.9 Adding the CancellationSignal
80.10 Starting the Biometric Prompt
80.11 Testing the Project
80.12 Summary
81. Creating, Testing, and Uploading an Android App Bundle
81.1 The Release Preparation Process
81.2 Android App Bundles
81.3 Register for a Google Play Developer Console Account
81.4 Configuring the App in the Console
81.5 Enabling Google Play App Signing
81.6 Creating a Keystore File
81.7 Creating the Android App Bundle
81.8 Generating Test APK Files
81.9 Uploading the App Bundle to the Google Play Developer Console
81.10 Exploring the App Bundle
81.11 Managing Testers
81.12 Rolling the App Out for Testing
81.13 Uploading New App Bundle Revisions
81.14 Analyzing the App Bundle File
81.15 Summary
82. An Overview of Android In-App Billing
82.1 Preparing a Project for In-App Purchasing
82.2 Creating In-App Products and Subscriptions
82.3 Billing Client Initialization
82.4 Connecting to the Google Play Billing Library
82.5 Querying Available Products
82.6 Starting the Purchase Process
82.7 Completing the Purchase
82.8 Querying Previous Purchases
82.9 Summary
83. An Android In-App Purchasing Tutorial
83.1 About the In-App Purchasing Example Project
83.2 Creating the InAppPurchase Project
83.3 Adding Libraries to the Project
83.4 Designing the User Interface
83.5 Adding the App to the Google Play Store
83.6 Creating an In-App Product
83.7 Enabling License Testers
83.8 Initializing the Billing Client
83.9 Querying the Product
83.10 Launching the Purchase Flow
83.11 Handling Purchase Updates
83.12 Consuming the Product
83.13 Restoring a Previous Purchase
83.14 Testing the App
83.15 Troubleshooting
83.16 Summary
84. Working with Material Design 3 Theming
84.1 Material Design 2 vs. Material Design 3
84.2 Understanding Material Design Theming
84.3 Material Design 3 Theming
84.4 Building a Custom Theme
84.5 Summary
85. A Material Design 3 Theming and Dynamic Color Tutorial
85.1 Creating the ThemeDemo Project
85.3 Designing the User Interface
85.4 Building a New Theme
85.5 Adding the Theme to the Project
85.6 Enabling Dynamic Color Support
85.7 Previewing Dynamic Colors
85.8 Summary
86. An Overview of Gradle in Android Studio
86.1 An Overview of Gradle
86.2 Gradle and Android Studio
86.2.1 Sensible Defaults
86.2.2 Dependencies
86.2.3 Build Variants
86.2.4 Manifest Entries
86.2.5 APK Signing
86.2.6 ProGuard Support
86.3 The Property and Settings Gradle Build File
86.4 The Top-level Gradle Build File
86.5 Module Level Gradle Build Files
86.6 Configuring Signing Settings in the Build File
86.7 Running Gradle Tasks from the Command Line
86.8 Summary
Index