book

Android Application Development Cookbook - Second Edition

Name: Android Application Development Cookbook - Second Edition
ISBN: 9781785886195

by Rick Boyer, Kyle Mew

March 2016

Intermediate to advanced

428 pages

9h 2m

English

Packt Publishing

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Android Application Development Cookbook Second Edition
Table of Contents
Android Application Development Cookbook Second Edition
Credits
Disclaimer
About the Authors
About the Reviewer
www.PacktPub.com
eBooks, discount offers, and moreWhy Subscribe?
Preface
What this book covers
What you need for this book

Who this book is for
Sections
Getting readyHow to do it…How it works…There's more…See also
Conventions
Reader feedback
Customer support
Downloading the example codeErrataPiracyQuestions
1. Activities
Introduction
Declaring an activity
Getting readyHow to do it...How it works...
Starting a new activity with an intent object
Getting readyHow to do it...How it works...There's more...See also
Switching between activities
Getting readyHow to do it...How it works...See also
Passing data to another activity
Getting readyHow to do it...How it works...There's more...
Returning a result from an activity
Getting readyHow to do it...How it works...There's more...See also
Saving an activity's state
Getting readyHow to do it...How it works...There's more...See also
Storing persistent activity data
Getting readyHow to do it...How it works...There's more...Using more than one preference fileSee also
Understanding the activity lifecycle
Getting readyHow to do it...How it works...There's more...Shutting down an activity
2. Layouts
Introduction
Defining and inflating a layout
Getting readyHow to do it...How it works...There's more...See also
Using RelativeLayout
Getting readyHow to do it...How it works...There's more...See also
Using LinearLayout
Getting readyHow to do it...How it works...There's more...See also
Creating tables – TableLayout and GridLayout
Getting readyHow to do it...How it works...There's more...
Using ListView, GridView, and Adapters
Getting readyHow to do it...How it works...There's more...
Changing layout properties during runtime
Getting readyHow to do it....How it works...
Optimizing layouts with the Hierarchy Viewer
Getting readyHow to do it...How it works...There's more...
3. Views, Widgets, and Styles
Introduction
Inserting a widget into a layout
Getting readyHow to do it...How it works...There's more...See also
Using graphics to show button state
Getting readyHow to do it...How it works...There's more...Using designated folders for screen-specific resourcesSee also
Creating a widget at runtime
Getting readyHow to do it...How it works...There's more...
Creating a custom component
Getting readyHow to do it...How it works...There's more...See also
Applying a style to a View
Getting readyHow to do it...How it works...There's more...See also
Turning a style into a theme
Getting readyHow to do it...How it works...There's more...
Selecting theme based on the Android version
Getting readyHow to do it...How it works...There's more…
4. Menus
Introduction
Creating an Options menu
Getting readyHow to do it...How it works...There's more...Using a menu item to launch an activityCreating sub menusGrouping menu itemsSee also
Modifying menus and menu items during runtime
Getting readyHow to do it...How it works...There's more...
Enabling Contextual Action Mode for a view
Creating a Floating Context MenuGetting readyHow to do it...How it works...There's more...See also
Using Contextual Batch Mode with a ListView
Getting readyHow to do it...How it works...There's more...See also
Creating a pop-up menu
Getting readyHow to do it...How it works...
5. Exploring Fragments, AppWidgets, and the System UI
Introduction
Creating and using a Fragment
Getting readyHow to do it...How it works...There's more...
Adding and removing Fragments during runtime
Getting readyHow to do it...How it works...There's more...
Passing data between Fragments
Getting readyHow to do it...How it works...There's more...See also
Creating a shortcut on the Home screen
Getting readyHow to do it...How it works...There's more...
Creating a Home screen widget
Getting readyHow to do it...How it works...There's more...See also
Adding Search to the Action Bar
Getting readyHow to do it...How it works...See also
Showing your app full screen
Getting readyHow to do it...How it works...There's more...Sticky ImmersionDimming the System UISetting the Action Bar as an OverlayTranslucent system barsSee also
6. Working with Data
Introduction
Storing simple data
Getting readyHow to do it...How it works...There's more...
Read and write a text file to internal storage
Getting readyHow to do it...How it works...There's more...Cache FilesSee also
Read and write a text file to external storage
Getting readyHow to do it...How it works...There's more...Getting public foldersChecking available spaceDeleting a fileWorking with directoriesPreventing files from being included in galleriesSee also
Including resource files in your project
Getting readyHow to do it...How it works...There's more...See also
Creating and using an SQLite database
Getting readyHow to do it...How it works...There's more...Upgrading a databaseSee also
Access data in the background using a Loader
Getting readyHow to do it...How it works...There's more...See also
7. Alerts and Notifications
Introduction
Lights, Action, and Sound – getting the user's attention!
Getting readyHow to do it...How it works...There's more...See also
Creating a Toast using a custom layout
Getting readyHow to do it...How it works...
Displaying a message box with AlertDialog
Getting readyHow to do it...How it works...There's more...Add an iconUsing a listCustom Layout
Displaying a progress dialog
Getting readyHow to do it...How it works...There's more...
Lights, Action, and Sound Redux using Notifications
Getting readyHow to do it...How it works...There's more...Adding a button to the notification using addAction()Expanded notificationsLock screen notificationsSee also
Creating a Media Player Notification
Getting readyHow to do it...How it works...There's more...See also
Making a Flashlight with a Heads-Up Notification
Getting readyHow to do it...How it works...There's more...See also
8. Using the Touchscreen and Sensors
Introduction
Listening for click and long-press events
Getting readyHow to do it...How it works...There's more...
Recognizing tap and other common gestures
Getting readyHow to do it...How it works...There's more...See also
Pinch-to-zoom with multi-touch gestures
Getting readyHow to do it...How it works...
Swipe-to-Refresh
Getting readyHow to do it...How it works...There's more...
Listing available sensors – an introduction to the Android Sensor Framework
Getting readyHow to do it...How it works...There's more...See also
Reading sensor data – using the Android Sensor Framework events
Getting readyHow to do it...How it works...There's more...Environment sensorsPosition sensorsMotion sensorsSee also
Reading device orientation
Getting readyHow to do it...How it works...There's more...Getting current device rotationSee also
9. Graphics and Animation
Introduction
Scaling down large images to avoid Out of Memory exceptions
Getting readyHow to do it...How it works...There's more...See also
A transition animation – defining scenes and applying a transition
Getting readyHow to do it...How it works...Creating the start sceneCreating the transition:Defining the ending scene:Starting the transition:There's more...See also
Creating a Compass using sensor data and RotateAnimation
Getting readyHow to do it...How it works...There's more...See also
Creating a slideshow with ViewPager
Getting readyHow to do it...How it works...There's more...Creating a Setup WizardSee also
Creating a Card Flip Animation with Fragments
Getting readyHow to do it...How it works...See also
Creating a Zoom Animation with a Custom Transition
Getting readyHow to do it...How it works...There's more...Getting the default animation durationSee also
10. A First Look at OpenGL ES
Introduction
Set up the OpenGL ES environment
Getting readyHow to do it...How it works...Declaring OpenGL in the Android ManifestExtending the GLSurfaceView classCreating an OpenGL rendered classThere's more...
Drawing shapes on GLSurfaceView
Getting readyHow to do it...How it works...There's more...See also
Applying Projection and Camera View while drawing
Getting readyHow to do it...How it works...There's more...
Moving the triangle with rotation
Getting readyHow to do it...How it works...There's more...The render mode
Rotating the triangle with user input
Getting readyHow to do it...How it works...There's more...See also
11. Multimedia
Introduction
Playing sound effects with SoundPool
Getting readyHow to do it...How it works...There's more...See also
Playing audio with MediaPlayer
Getting readyHow to do it...How it works...There's more...Playing music in the backgroundUsing hardware volume keys to control your app's audio volumeSee also
Responding to hardware media controls in your app
Getting readyHow to do it...How it works...There's more...Checking the hardware being usedSee also
Taking a photo with the default camera app
Getting readyHow to do it...How it works...There's more...Calling the default video appSee also
Taking a picture using the (old) Camera API
Getting readyHow to do it...How it works...There's more...Setting the camera parametersSee also
Taking a picture using the Camera2 (the new) API
Getting readyHow to do it...How it works...Setting up the previewCapturing the imageThere's more...See also
12. Telephony, Networks, and the Web
Introduction
How to make a phone call
Getting readyHow to do it...How it works...See also
Monitoring phone call events
Getting readyHow to do it...How it works...There's more...See also
How to send SMS (text) messages
Getting readyHow to do it...How it works...There's more...Multipart messagesDelivery status notificationSee also
Receiving SMS messages
Getting readyHow to do it...How it works...There's more...Reading existing SMS messagesSee also
Displaying a web page in your application
Getting readyHow to do it...How it works...There's more...Controlling page navigationHow to enable JavaScriptEnable built-in zoomSee also
Checking online status and connection type
Getting readyHow to do it...How it works...There's more...Monitoring network state changesSee also
Getting started with Volley for Internet requests
Getting readyHow to do it...How it works...There's more...See also
Canceling a Volley request
Getting readyHow to do it...How it works...There's more...
Using Volley to request a JSON response
Getting readyHow to do it...How it works...There's more...See also
Using Volley to request an image
Getting readyHow to do it...How it works...There's more...Creating a Volley singletonSee also
Using Volley's NetworkImageView and ImageLoader
Getting readyHow to do it...How it works...There's more...See also
13. Getting Location and Using Geofencing
Introduction
How to get the last location
Getting readyHow to do it...How it works...There's more...Mock locationsSee also
Resolving problems reported with the GoogleApiClient OnConnectionFailedListener
Getting readyHow to do it...How it works...There's more...See also
How to receive location updates
Getting readyHow to do it...How it works...There's more...Stop receiving location updatesSee also
Create and monitor a Geofence
Getting readyHow to do it...How it works...There's more...See also
14. Getting your app ready for the Play Store
Introduction
The new Android 6.0 Run-Time permission model
Getting readyHow to do it...How it works...There's more...See also
How to schedule an alarm
Getting readyHow to do it...How it works...There's more...Cancel the alarmRepeating alarmSee also
Receive notification of device boot
Getting readyHow to do it...How it works...There's more...See also
Using the AsyncTask for background work
Getting readyHow to do it...How it works...There's more...Parameter typesCancel the taskSee also
Adding speech recognition to your app
Getting readyHow to do it...How it works...There's more...See also
Push Notification using GCM
Getting readyHow to do it...How it works...There's more...Simple testing optionSee also
How to add Google sign-in to your app
Getting readyHow to do it...How it works...There's more...Localization resourcesSee also
15. The Backend as a Service Options
Introduction
App42
Getting readyHow to do it...How it works...There's more...See also
Backendless
Getting readyHow to do it...How it works...There's more...See also
Buddy
Getting readyHow to do it...How it works...There's more...See also
Firebase
Getting readyHow to do it...How it works...There's more...See also
Kinvey
Getting readyHow to do it...How it works...There's more...See also
Index

Content preview from Android Application Development Cookbook - Second Edition

Creating tables – TableLayout and GridLayout

When you need to create a table in your UI, Android provides two convenient layout options: the TableLayout (along with TableRow) and the GridLayout (added in API 14). Both layout options can create similar looking tables, but each using a different approach. With the TableLayout, rows and columns are added dynamically as you build the table. With the GridLayout, row and column sizes are defined in the layout definition.

Neither layout is better, it's just a matter of using the best layout for your needs. We'll create a 3 x 3 grid using each layout to give a comparison, as you could easily find yourself using both layouts, even within the same application.

Getting ready

To stay focused on the layouts and ...

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Android 9 Development Cookbook - Third Edition

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ISBN: 9781785886195

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Android Application Development Cookbook - Second Edition

by Rick Boyer, Kyle Mew

Creating tables – TableLayout and GridLayout

Getting ready

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.

More than 5,000 organizations count on O’Reilly

Julian F.

Addison B.

Amir M.

Mark W.

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Publisher Resources

Creating tables – TableLayout and GridLayout

Getting ready

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,and much more.

More than 5,000 organizations count on O’Reilly

Julian F.

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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