Mastering Android Wear Application Development电子书

Mastering Android Wear Application Development

Mastering Android Wear Application Development

Credits

About the Authors

About the Reviewer

www.PacktPub.com

Why subscribe?

Preface

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Downloading the example code

Downloading the color images of this book

Errata

Piracy

Questions

1. Introduction to Wearable Computing

Evolution

Moore's law

Ubiquitous computing

Mobile meets wearables

Hello Android Wear

Summary

2. Setting up the Development Environment

Android Studio

Installation

Git and GitHub

Gradle

Android SDK packages

Android Virtual Devices

Let's build a skeleton application

Summary

3. Developing Android Wear Applications

Skeleton app

The Android manifest file

Gradle build files

App activities

Let's build an Android Wear app

Summary

4. Developing Watch UI

Wearable UI

The Android manifest file

The TodayActivity activity

Actions inside the arrays.xml file

Main activity layout file

The WearableListItemLayout component

The DayOfYearActivity class

The activity_day_of_year.xml file

Summary

5. Synchronizing Data

What is a companion app anyway?

Setting up an Android Wear virtual device

Revisiting the Today app

Scope of the new Today app

The Wearable data layer API

MessageApi

WearableListenerService

DataListener

Cloud Node

The GoogleApiClient class

The Volley library

The JSoup library

The Build Script

Companion app's Android manifest file

The TodayMobileActivity class

Wearable app's Android manifest file

The OnThisDayActivity class

The HandheldListenerService class

Messages not coming through to your Wear app?

Summary

6. Contextual Notifications

Getting notified

Core classes of the notifications API

NotificationCompat.Builder

Action buttons in your notification

Wearable-only actions

Delivery

Today app with to-do notifications

Geofencing

Mocking a GPS

The build.gradle file on wear and mobile apps

Handheld app's Android manifest file

The TodoMobileActivity class

To-do list view

Adding to-do items

Mock locations

Mocking locations using FakeGPS app

The GeofenceTransitionIntentService class

Handheld app notification

Wearable app notifications

Summary

7. Voice Interactions, Sensors, and Tracking

Voice capabilities

System-provided voice actions

App-provided voice actions

New feature - adding to-do items through voice commands

Add to-do Item - a new action in the wearable app

The AddTodoItem activity in the wearable app

Handling speech inputs

Handheld app

Motion sensors

Gyroscope

Accelerometer

New feature - tracking our steps

Add to-do item - a new action in the wearable app

Summary

8. Creating Custom UI

Android Wear UI design

Common UI patterns

Cards

Countdowns and confirmations

Card stacks

2D Pickers

Selection lists

Revisiting the OnThisDay activity

The OnThisDayActivity activity

The activity layout

Summary

9. Material Design

Approaching material design

Interacting with the world

A visual language

To-do item menus

About the navigation drawer

The TodosActivity class

The TodoItemTypeFragment class

The NavigationAdapter class

Navigation item

The WearableDrawerLayout class

Menu items

Menu listener

Switching to-do types

Summary

10. Watch Faces

Telling the time

What is a watch face?

Design considerations

Implementation considerations

The watch face service

Interactive watch faces

Performance considerations

Let's build a watch face

The Android manifest file

The TodayWatchFace service

The TodayWatchFaceService class

The onTimeTick method

Drawing the watch face

Ambient mode

Customizing the watch face

The WatchFaceConfigActivity class

Summary

11. Advanced Features and Concepts

Keeping the watch running

Making an app to stay always on

An always running step counter

The Android manifest file

The StepCounterActivity class

Debugging wearable apps

Device setup

USB debugging on the handheld app

Bluetooth debugging on the wearable app

Session setup on the handhelds apps

The way forward - reviewing Android Wear 2.0

Watch face complications

Navigation and action drawers

Expanded and messaging style notifications

The Input Method Framework

Remote input and smart reply

Wrist gestures

Bridging mode

Standalone wearables

Summary

12. Publishing Apps to Google Play

Testing

The need for testing

Types of unit test

Automating user interface tests

Test APIs

JUnit

The AndroidJUnitRunner class

Espresso

View and Adapter matching

Action APIs

UI Automator

Monkey and monkeyrunner

The human touch

App distribution

Packaging

Publishing and opt-in

Summary