<ul id="nav">
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/index.html">
Getting Started
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/basics/firstapp/index.html"
description=
"After you've installed the Android SDK, start with this class
to learn the basics about Android app development."
>Building Your First App</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/basics/firstapp/creating-project.html">
Creating an Android Project
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/firstapp/running-app.html">
Running Your Application
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/firstapp/building-ui.html">
Building a Simple User Interface
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/firstapp/starting-activity.html">
Starting Another Activity
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/basics/supporting-devices/index.html"
description=
"How to build your app with alternative resources that provide an
optimized user experience on multiple device form factors using a single APK."
>Supporting Different Devices</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/basics/supporting-devices/languages.html">
Supporting Different Languages
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/supporting-devices/screens.html">
Supporting Different Screens
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/supporting-devices/platforms.html">
Supporting Different Platform Versions
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/basics/activity-lifecycle/index.html"
ja-lang="アクティビティのライフサイクル 管理"
ko-lang="액티비티 수명 주기 관리하기"
pt-br-lang="Como gerenciar o ciclo de vida da atividade"
ru-lang="Управление жизненным циклом операций"
zh-cn-lang="管理活动生命周期"
zh-tw-lang="管理應用行為顯示生命週期"
description=
"How Android activities live and die and how to create
a seamless user experience by implementing lifecycle callback methods."
>Managing the Activity Lifecycle</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/basics/activity-lifecycle/starting.html"
ja-lang="アクティビティを開始する"
ko-lang="액티비티 시작하기"
pt-br-lang="Iniciando uma atividade"
ru-lang="Запуск операции"
zh-cn-lang="开始活动"
zh-tw-lang="啟動應用行為顯示">
Starting an Activity
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/activity-lifecycle/pausing.html">
Pausing and Resuming an Activity
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/activity-lifecycle/stopping.html"
ja-lang="アクティビティの一時停止と再開"
ko-lang="액티비티 일시정지 및 재개하기"
pt-br-lang="Pausando e reiniciando uma atividade"
ru-lang="Приостановка и возобновление операции"
zh-cn-lang="暂停和继续活动"
zh-tw-lang="暫停並繼續應用行為顯示">
Stopping and Restarting an Activity
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/activity-lifecycle/recreating.html"
ja-lang="アクティビティを再作成する"
ko-lang="액티비티 재생성하기"
pt-br-lang="Recriando uma atividade"
ru-lang="Воссоздание операции"
zh-cn-lang="重新创建活动"
zh-tw-lang="重新建立應用行為顯示">
Recreating an Activity
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/basics/fragments/index.html"
description=
"How to build a user interface for your app that is flexible enough
to present multiple UI components on large screens and a more constrained set of
UI components on smaller screens—essential for building a single APK for both
phones and tablets."
>Building a Dynamic UI with Fragments</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/basics/fragments/creating.html">
Creating a Fragment
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/fragments/fragment-ui.html" zh-cn-lang="构建灵活的界面">
Building a Flexible UI
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/fragments/communicating.html">
Communicating with Other Fragments
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header"><a href="<?cs var:toroot?>training/basics/data-storage/index.html"
ja-lang="データの保存"
ko-lang="데이터 저장하기"
pt-br-lang="Salvando dados"
ru-lang="Сохранение данных"
zh-cn-lang="保存数据"
zh-tw-lang="儲存資料"
description=
"How to save data on the device, whether it's temporary files, downloaded
app assets, user media, structured data, or something else."
>Saving Data</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/basics/data-storage/shared-preferences.html"
ja-lang="キー値セットを保存する"
ko-lang="키-값 세트 저장하기"
pt-br-lang="Salvando conjuntos de valor-chave"
ru-lang="Сохранение наборов "\"ключ-значение\""
zh-cn-lang="保存键值集"
zh-tw-lang="儲存索引鍵值組">
Saving Key-Value Sets
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/data-storage/files.html"
ja-lang="ファイルを保存する"
ko-lang="파일 저장하기"
pt-br-lang="Salvando arquivos"
ru-lang="Сохранение файлов"
zh-cn-lang="保存文件"
zh-tw-lang="儲存檔案">
Saving Files
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/data-storage/databases.html"
ja-lang="SQL データベースにデータを保存する"
ko-lang="SQL 데이터베이스에 데이터 저장하기"
pt-br-lang="Salvando dados em bancos de dados do SQL"
ru-lang="Сохранение данных в базах данных SQL"
zh-cn-lang="在 SQL 数据库中保存数据"
zh-tw-lang="在 SQL 資料庫中儲存資料">
Saving Data in SQL Databases
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/basics/intents/index.html"
ja-lang="他のアプリとの相互操作"
ko-lang="액티비티 수명 주기 관리하기"
pt-br-lang="Interagindo com outros aplicativos"
ru-lang="Взаимодействие с другими приложениями"
zh-cn-lang="与其他应用交互"
zh-tw-lang="與其他應用程式互動"
description=
"How to build a user experience that leverages other apps available
on the device to perform advanced user tasks, such as capture a photo or view
an address on a map."
>Interacting with Other Apps</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/basics/intents/sending.html"
ja-lang="別のアプリにユーザーを送る"
ko-lang="다른 앱으로 사용자 보내기"
pt-br-lang="Enviando o usuário para outro aplicativo"
ru-lang="Направление пользователя в другое приложение"
zh-cn-lang="向另一个应用发送用户"
zh-tw-lang="將使用者傳送至其他應用程式">
Sending the User to Another App
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/intents/result.html"
ja-lang="アクティビティから結果を取得する"
ko-lang="액티비티로부터 결과 가져오기"
pt-br-lang="Obtendo resultados de uma atividade"
ru-lang="Получение результата операции"
zh-cn-lang="获取活动的结果"
zh-tw-lang="從應用行為顯示取得結果">
Getting a Result from the Activity
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/intents/filters.html"
ja-lang="他のアプリからのアクティビティの開始を許可する"
ko-lang="다른 앱이 자신의 액티비티를 시작하도록 허용하기"
pt-br-lang="Permitindo que outros aplicativos iniciem sua atividade"
ru-lang="Разрешение другим приложениям на запуск вашей операции"
zh-cn-lang="允许其他应用开始您的活动"
zh-tw-lang="允許其他應用程式啟動您的應用行為顯示">
Allowing Other Apps to Start Your Activity
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/permissions/index.html"
description=
"How to declare that your app needs access to features and
resources outside of its 'sandbox', and how to request those
privileges at runtime."
>Working with System Permissions</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/permissions/declaring.html">
Declaring Permissions
</a>
</li>
<li><a href="<?cs var:toroot ?>training/permissions/requesting.html">
Requesting Permissions at Run Time
</a>
</li>
<li><a href="<?cs var:toroot ?>training/permissions/best-practices.html">
Best Practices for Runtime Permissions
</a>
</li>
</ul>
</li>
</ul>
</li><!-- end getting started -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/building-content-sharing.html">
<span class="small">Building Apps with</span><br/>Content Sharing
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/sharing/index.html"
description=
"How to take your app interaction to the next level by sharing
information with other apps, receive information back, and provide a simple and
scalable way to perform Share actions with user content."
>Sharing Simple Data</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/sharing/send.html">
Sending Simple Data to Other Apps
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/sharing/receive.html">
Receiving Simple Data from Other Apps
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/sharing/shareaction.html">
Adding an Easy Share Action
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot?>training/secure-file-sharing/index.html"
description=
"How to provide secure access to a file associated with your app using a content
URI and temporary access permissions."
>Sharing Files</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/secure-file-sharing/setup-sharing.html">
Setting Up File Sharing
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/secure-file-sharing/share-file.html">
Sharing a File
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/secure-file-sharing/request-file.html">
Requesting a Shared File
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/secure-file-sharing/retrieve-info.html">
Retrieving File Information
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/beam-files/index.html"
description=
"How to transfer files between devices using the NFC Android Beam feature."
>Sharing Files with NFC</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/beam-files/send-files.html"
>Sending Files to Another Device</a>
</li>
<li><a href="<?cs var:toroot ?>training/beam-files/receive-files.html"
>Receiving Files from Another Device</a></li>
</ul>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/building-multimedia.html">
<span class="small">Building Apps with</span><br/>Multimedia
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/managing-audio/index.html"
description=
"How to respond to hardware audio key presses, request audio focus
when playing audio, and respond appropriately to changes in audio focus."
>Managing Audio Playback</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/managing-audio/volume-playback.html">
Controlling Your App's Volume and Playback
</a>
</li>
<li><a href="<?cs var:toroot ?>training/managing-audio/audio-focus.html">
Managing Audio Focus
</a>
</li>
<li><a href="<?cs var:toroot ?>training/managing-audio/audio-output.html">
Dealing with Audio Output Hardware
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/camera/index.html"
description=
"How to leverage existing camera apps on the user's device to capture
photos or control the camera hardware directly and build your own camera app."
>Capturing Photos</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/camera/photobasics.html">
Taking Photos Simply
</a>
</li>
<li><a href="<?cs var:toroot ?>training/camera/videobasics.html">
Recording Videos Simply
</a>
</li>
<li><a href="<?cs var:toroot ?>training/camera/cameradirect.html">
Controlling the Camera
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/printing/index.html"
description=
"How to print photos, HTML documents, and custom documents from your app."
>Printing Content</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/printing/photos.html">
Photos
</a>
</li>
<li><a href="<?cs var:toroot ?>training/printing/html-docs.html">
HTML Documents
</a>
</li>
<li><a href="<?cs var:toroot ?>training/printing/custom-docs.html">
Custom Documents
</a>
</li>
</ul>
</li>
</ul>
</li>
<!-- End multimedia -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/building-graphics.html">
<span class="small">Building Apps with</span><br/>Graphics & Animation
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/displaying-bitmaps/index.html"
description=
"How to load and process bitmaps while keeping your user interface
responsive and avoid exceeding memory limits."
>Displaying Bitmaps Efficiently</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/displaying-bitmaps/load-bitmap.html">
Loading Large Bitmaps Efficiently
</a>
</li>
<li><a href="<?cs var:toroot ?>training/displaying-bitmaps/process-bitmap.html">
Processing Bitmaps Off the UI Thread
</a>
</li>
<li><a href="<?cs var:toroot ?>training/displaying-bitmaps/cache-bitmap.html">
Caching Bitmaps
</a>
</li>
<li><a href="<?cs var:toroot ?>training/displaying-bitmaps/manage-memory.html">
Managing Bitmap Memory
</a>
</li>
<li><a href="<?cs var:toroot ?>training/displaying-bitmaps/display-bitmap.html">
Displaying Bitmaps in Your UI
</a></li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot?>training/graphics/opengl/index.html"
description=
"How to create OpenGL graphics within the Android app framework
and respond to touch input."
>Displaying Graphics with OpenGL ES</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/graphics/opengl/environment.html">
Building an OpenGL ES Environment
</a>
</li>
<li><a href="<?cs var:toroot ?>training/graphics/opengl/shapes.html">
Defining Shapes
</a>
</li>
<li><a href="<?cs var:toroot ?>training/graphics/opengl/draw.html">
Drawing Shapes
</a>
</li>
<li><a href="<?cs var:toroot ?>training/graphics/opengl/projection.html">
Applying Projection and Camera Views
</a>
</li>
<li><a href="<?cs var:toroot ?>training/graphics/opengl/motion.html">
Adding Motion
</a>
</li>
<li><a href="<?cs var:toroot ?>training/graphics/opengl/touch.html">
Responding to Touch Events
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot?>training/transitions/index.html"
description=
"How to animate state changes in a view hierarchy using transitions."
>Animating Views Using Scenes and Transitions</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/transitions/overview.html">
The Transitions Framework
</a>
</li>
<li><a href="<?cs var:toroot ?>training/transitions/scenes.html">
Creating a Scene
</a>
</li>
<li><a href="<?cs var:toroot ?>training/transitions/transitions.html">
Applying a Transition
</a>
</li>
<li><a href="<?cs var:toroot ?>training/transitions/custom-transitions.html">
Creating Custom Transitions
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header"><a href="<?cs var:toroot ?>training/animation/index.html"
description=
"How to add transitional animations to your user interface.">
Adding Animations
</a></div>
<ul>
<li><a href="<?cs var:toroot ?>training/animation/crossfade.html">
Crossfading Two Views
</a>
</li>
<li><a href="<?cs var:toroot ?>training/animation/screen-slide.html">
Using ViewPager for Screen Slide
</a>
</li>
<li><a href="<?cs var:toroot ?>training/animation/cardflip.html">
Displaying Card Flip Animations
</a>
</li>
<li><a href="<?cs var:toroot ?>training/animation/zoom.html">
Zooming a View
</a>
</li>
<li><a href="<?cs var:toroot ?>training/animation/layout.html">
Animating Layout Changes
</a>
</li>
</ul>
</li>
</ul>
</li>
<!-- End graphics and animation -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/building-connectivity.html">
<span class="small">Building Apps with</span><br/>
Connectivity & the Cloud
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/connect-devices-wirelessly/index.html"
description=
"How to find and connect to local devices using Network Service
Discovery and how to create peer-to-peer connections with Wi-Fi."
>Connecting Devices Wirelessly</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/connect-devices-wirelessly/nsd.html">
Using Network Service Discovery
</a>
</li>
<li><a href="<?cs var:toroot ?>training/connect-devices-wirelessly/wifi-direct.html">
Creating P2P Connections with Wi-Fi
</a>
</li>
<li><a href="<?cs var:toroot ?>training/connect-devices-wirelessly/nsd-wifi-direct.html">
Using Wi-Fi P2P for Service Discovery
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/basics/network-ops/index.html"
description=
"How to create a network connection, monitor the connection for changes
in connectivity, and perform transactions with XML data."
>Performing Network Operations</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/basics/network-ops/connecting.html">
Connecting to the Network
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/network-ops/managing.html">
Managing Network Usage
</a>
</li>
<li><a href="<?cs var:toroot ?>training/basics/network-ops/xml.html">
Parsing XML Data
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/efficient-downloads/index.html"
description=
"How to minimize your app's impact on the battery when performing downloads
and other network transactions."
>Transferring Data Without Draining the Battery</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/efficient-downloads/efficient-network-access.html">
Optimizing Downloads for Efficient Network Access
</a>
</li>
<li><a href="<?cs var:toroot ?>training/efficient-downloads/regular_updates.html">
Minimizing the Effect of Regular Updates
</a>
</li>
<li><a href="<?cs var:toroot ?>training/efficient-downloads/redundant_redundant.html">
Redundant Downloads are Redundant
</a>
</li>
<li><a href="<?cs var:toroot ?>training/efficient-downloads/connectivity_patterns.html">
Modifying Patterns Based on the Connectivity Type
</a>
</li>
</ul>
</li>
<li class="nav-section">
<li><a href="<?cs var:toroot ?>training/cloudsave/conflict-res.html"
description=
"How to design a robust conflict resolution strategy for apps that save data to the cloud."
>Resolving Cloud Save Conflicts
</a>
</li>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/sync-adapters/index.html"
description="How to transfer data between the cloud and the device using the Android
sync adapter framework"
>Transferring Data Using Sync Adapters</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/sync-adapters/creating-authenticator.html">
Creating a Stub Authenticator
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/sync-adapters/creating-stub-provider.html">
Creating a Stub Content Provider
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/sync-adapters/creating-sync-adapter.html">
Creating a Sync Adapter
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/sync-adapters/running-sync-adapter.html">
Running a Sync Adapter
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/volley/index.html"
description="How to perform fast, scalable UI operations over the network using Volley"
>Transmitting Network Data Using Volley</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/volley/simple.html">
Sending a Simple Request
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/volley/requestqueue.html">
Setting Up a RequestQueue
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/volley/request.html">
Making a Standard Request
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/volley/request-custom.html">
Implementing a Custom Request
</a>
</li>
</ul>
</li>
</ul>
</li>
<!-- End connectivity and cloud -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/building-location.html">
<span class="small">Building Apps with</span><br/>
Location & Maps
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/location/index.html"
description="How to add location-aware features to your app by getting the user's current location.">
Making Your App Location-Aware
</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/location/retrieve-current.html">
Getting the Last Known Location
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/location/change-location-settings.html">
Changing Location Settings
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/location/receive-location-updates.html">
Receiving Location Updates
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/location/display-address.html">
Displaying a Location Address
</a>
</li>
<li><a href="<?cs var:toroot ?>training/location/geofencing.html">
Creating and Monitoring Geofences
</a>
</li>
</ul>
</li>
<li class="nav-section">
<a href="<?cs var:toroot ?>training/maps/index.html"
description="How to add maps and mapping information to your app.">
Adding Maps
</a>
</li>
</ul>
</li>
<!-- End location and maps -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/building-userinfo.html">
<span class="small">Building Apps with</span><br/>
User Info & Sign-In
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/contacts-provider/index.html"
description=
"How to use Android's central address book, the Contacts Provider, to
display contacts and their details and modify contact information.">
Accessing Contacts Data</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/contacts-provider/retrieve-names.html">
Retrieving a List of Contacts
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/contacts-provider/retrieve-details.html">
Retrieving Details for a Contact
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/contacts-provider/modify-data.html">
Modifying Contacts Using Intents
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/contacts-provider/display-contact-badge.html">
Displaying the Quick Contact Badge
</a>
</li>
</ul>
</li>
<li class="nav-section">
<a href="<?cs var:toroot ?>training/sign-in/index.html"
description="How to add user sign-in functionality to your app.">
Adding Sign-In
</a>
</li>
</ul>
</li>
<!-- End user info and sign-in -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/building-wearables.html">
<span class="small">Building Apps for</span><br/>
Wearables
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/wearables/notifications/index.html"
description="How to build handheld notifications that are synced to
and look great on wearables."
>Adding Wearable Features to Notifications</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/wearables/notifications/creating.html">Creating a Notification</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/notifications/voice-input.html">Receiving Voice Input in a Notification</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/notifications/pages.html">Adding Pages to a Notification</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/notifications/stacks.html">Stacking Notifications</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/wearables/apps/index.html"
description="How to build apps that run directly on wearables."
>Creating Wearable Apps</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/wearables/apps/creating.html">Creating and Running a Wearable App</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/apps/layouts.html">Creating Custom Layouts</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/apps/always-on.html">Keeping Your App Visible</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/apps/voice.html">Adding Voice Capabilities</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/apps/packaging.html">Packaging Wearable Apps</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/apps/bt-debugging.html">Debugging over Bluetooth</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/wearables/ui/index.html"
description="How to create custom user interfaces for wearable apps."
>Creating Custom UIs</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/wearables/ui/layouts.html">Defining Layouts</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/ui/cards.html">Creating Cards</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/ui/lists.html">Creating Lists</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/ui/2d-picker.html">Creating a 2D Picker</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/ui/confirm.html">Showing Confirmations</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/ui/exit.html">Exiting Full-Screen Activities</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/wearables/data-layer/index.html"
description="How to sync data between handhelds and wearables."
>Sending and Syncing Data</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/wearables/data-layer/accessing.html">Accessing the Wearable Data Layer</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/data-layer/data-items.html">Syncing Data Items</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/data-layer/assets.html">Transferring Assets</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/data-layer/messages.html">Sending and Receiving Messages</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/data-layer/events.html">Handling Data Layer Events</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/wearables/watch-faces/index.html"
description="How to create watch faces for wearables."
>Creating Watch Faces</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/wearables/watch-faces/designing.html">Designing Watch Faces</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/watch-faces/service.html">Building a Watch Face Service</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/watch-faces/drawing.html">Drawing Watch Faces</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/watch-faces/information.html">Showing Information in Watch Faces</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/watch-faces/interacting.html">Creating Interactive Watch Faces</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/watch-faces/configuration.html">Providing Configuration Activities</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/watch-faces/issues.html">Addressing Common Issues</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/watch-faces/performance.html">Optimizing Performance and Battery Life</a>
</li>
</ul>
</li>
<li>
<a href="<?cs var:toroot ?>training/articles/wear-location-detection.html"
description=
"How to detect location data on Android Wear devices."
>Detecting Location</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/articles/wear-permissions.html"
description=
"How to request permissions on Android Wear devices."
>Requesting Permissions</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/wearables/wearable-sounds.html"
description=
"How to use the speaker on Android Wear devices."
>Using the Speaker</a>
</li>
</ul>
</li>
<!-- End Building for wearables -->
<!-- Start: Building for TV -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/tv/index.html">
<span class="small">Building Apps for</span><br/>
TV
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/tv/start/index.html"
ja-lang="TV アプリのビルド"
description="How to start building TV apps or extend your existing app to run on TV
devices.">
Building TV Apps</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/tv/start/start.html"
ja-lang="TV アプリのビルドを開始する">
Getting Started with TV Apps</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/tv/start/hardware.html"
ja-lang="TV ハードウェアを処理する">
Handling TV Hardware</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/tv/start/layouts.html"
ja-lang="TV 向けレイアウトをビルドする">
Building TV Layouts</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/tv/start/navigation.html"
ja-lang="TV 用のナビゲーションを作成する">
Creating TV Navigation</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/tv/playback/index.html"
ja-lang="TV 再生アプリのビルド"
description="How to build apps that provide media catalogs and play content.">
Building TV Playback Apps</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/tv/playback/browse.html"
ja-lang="カタログ ブラウザを作成する">
Creating a Catalog Browser</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/tv/playback/card.html">
Providing a Card View</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/tv/playback/details.html"
ja-lang="詳細ビューをビルドする">
Building a Details View</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/tv/playback/now-playing.html"
ja-lang="再生中カードを表示する">
Displaying a Now Playing Card</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/tv/playback/guided-step.html">
Adding a Guided Step</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/tv/playback/options.html">
Enabling Background Playback</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/tv/discovery/index.html"
description="How to help users discover content from your app.">
Helping Users Find Content on TV</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/tv/discovery/recommendations.html">
Recommending TV Content</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/tv/discovery/searchable.html">
Making TV Apps Searchable</a>
<li>
<a href="<?cs var:toroot ?>training/tv/discovery/in-app-search.html">
Searching within TV Apps</a>
</li>
</ul>
</li>
<li>
<a href="<?cs var:toroot ?>training/tv/games/index.html"
description="How to build games for TV.">
Building TV Games</a>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/tv/tif/index.html"
description="How to build channels for TV.">
Building TV Channels</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/tv/tif/tvinput.html">
Developing a TV Input Service</a>
<li>
<a href="<?cs var:toroot ?>training/tv/tif/channel.html">
Working with Channel Data</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/tv/tif/ui.html">
Managing User Interaction</a>
</li>
</ul>
</li>
<li>
<a href="<?cs var:toroot ?>training/tv/publishing/checklist.html"
description="An itemized list of requirements for TV apps.">
TV Apps Checklist</a>
</li>
</ul>
</li>
<!-- End: Building for TV -->
<!-- Start: Building for Auto -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/auto/index.html">
<span class="small">Building Apps for</span><br/>
Auto
</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/auto/start/index.html"
description="How to start building or extending apps that work
with Auto devices.">
Getting Started with Auto</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/auto/audio/index.html"
description="How to extend audio apps to play content on Auto devices.">
Playing Audio for Auto</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/auto/messaging/index.html"
description="How to extend text messaging apps to work with Auto devices.">
Messaging for Auto</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/auto/testing/index.html" description=
"How to run and test Auto apps.">
Testing Auto Apps</a>
</li>
</ul>
</li>
<!-- End: Building for Auto -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/best-ux.html">
<span class="small">Best Practices for</span><br/>
Interaction & Engagement
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/design-navigation/index.html"
description=
"How to plan your app's screen hierarchy and forms of navigation so users can
effectively and intuitively traverse your app content using various navigation
patterns."
>Designing Effective Navigation</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/design-navigation/screen-planning.html">
Planning Screens and Their Relationships
</a>
</li>
<li><a href="<?cs var:toroot ?>training/design-navigation/multiple-sizes.html">
Planning for Multiple Touchscreen Sizes
</a>
</li>
<li><a href="<?cs var:toroot ?>training/design-navigation/descendant-lateral.html">
Providing Descendant and Lateral Navigation
</a>
</li>
<li><a href="<?cs var:toroot ?>training/design-navigation/ancestral-temporal.html">
Providing Ancestral and Temporal Navigation
</a>
</li>
<li><a href="<?cs var:toroot ?>training/design-navigation/wireframing.html">
Putting it All Together: Wireframing the Example App
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/implementing-navigation/index.html"
description=
"How to implement various navigation patterns such as swipe views,
a navigation drawer, and up navigation."
>Implementing Effective Navigation</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/implementing-navigation/lateral.html">
Creating Swipe Views with Tabs
</a>
</li>
<li><a href="<?cs var:toroot ?>training/implementing-navigation/nav-drawer.html">
Creating a Navigation Drawer
</a>
</li>
<li><a href="<?cs var:toroot ?>training/implementing-navigation/ancestral.html">
Providing Up Navigation
</a>
</li>
<li><a href="<?cs var:toroot ?>training/implementing-navigation/temporal.html">
Providing Proper Back Navigation
</a>
</li>
<li><a href="<?cs var:toroot ?>training/implementing-navigation/descendant.html">
Implementing Descendant Navigation
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/notify-user/index.html"
description=
"How to display messages called notifications outside of
your application's UI."
>Notifying the User</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/notify-user/build-notification.html">
Building a Notification
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/notify-user/navigation.html">
Preserving Navigation when Starting an Activity
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/notify-user/managing.html">
Updating Notifications
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/notify-user/expanded.html">
Using Big View Styles
</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/notify-user/display-progress.html">
Displaying Progress in a Notification
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/swipe/index.html"
description=
"How to modify your app's layout to support manual content updates triggered by the
swipe-to-refresh gesture."
>Supporting Swipe-to-Refresh</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/swipe/add-swipe-interface.html"
>Adding Swipe-to-Refresh To Your App</a></li>
<li>
<a href="<?cs var:toroot ?>training/swipe/respond-refresh-request.html"
>Responding to a Refresh Gesture</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/search/index.html"
description=
"How to properly add a search interface to your app and create a searchable database."
>Adding Search Functionality</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/search/setup.html">
Setting up the Search Interface
</a>
</li>
<li><a href="<?cs var:toroot ?>training/search/search.html">
Storing and Searching for Data
</a>
</li>
<li><a href="<?cs var:toroot ?>training/search/backward-compat.html">
Remaining Backward Compatible
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/app-indexing/index.html"
description=
"How to enable deep linking and indexing of your application
content so that users can open this content directly from their mobile search
results."
>Making Your App Content Searchable by Google</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/app-indexing/deep-linking.html">
Enabling Deep Links for App Content
</a>
</li>
<li><a href="<?cs var:toroot ?>training/app-indexing/enabling-app-indexing.html">
Specifying App Content for Indexing
</a>
</li>
</ul>
</li>
<li>
<a href="<?cs var:toroot ?>training/articles/assistant.html"
description=
"Support contextually relevant actions through the Assist API."
>Optimizing Content for the Assistant</a>
</li>
<li class="nav-section">
<div class="nav-section">
<a href="<?cs var:toroot ?>training/app-links/index.html"
description=
"How to enable the system to handle web requests by taking the user directly
to your app instead of your website."
>Handling App Links</a>
</div>
</li>
<!-- End Interaction and Engagement -->
</ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/best-ui.html">
<span class="small">Best Practices for</span><br/>
User Interface
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/multiscreen/index.html"
zh-cn-lang="针对多种屏幕进行设计"
ja-lang="複数画面のデザイン"
es-lang="Cómo diseñar aplicaciones para varias pantallas"
description=
"How to build a user interface that's flexible enough to
fit perfectly on any screen and how to create different interaction
patterns that are optimized for different screen sizes."
>Designing for Multiple Screens</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/multiscreen/screensizes.html"
zh-cn-lang="支持各种屏幕尺寸"
ko-lang="다양한 화면 크기 지원"
ja-lang="さまざまな画面サイズのサポート"
es-lang="Cómo admitir varios tamaños de pantalla"
>Supporting Different Screen Sizes</a>
</li>
<li><a href="<?cs var:toroot ?>training/multiscreen/screendensities.html"
zh-cn-lang="支持各种屏幕密度"
ja-lang="さまざまな画面密度のサポート"
es-lang="Cómo admitir varias densidades de pantalla"
>Supporting Different Screen Densities</a>
</li>
<li><a href="<?cs var:toroot ?>training/multiscreen/adaptui.html"
zh-cn-lang="实施自适应用户界面流程"
ja-lang="順応性のある UI フローの実装"
es-lang="Cómo implementar interfaces de usuario adaptables"
>Implementing Adaptive UI Flows</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/appbar/index.html"
description=
"How to use the support library's toolbar widget to implement an
app bar that displays properly on a wide range of devices."
>Adding the App Bar</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/appbar/setting-up.html"
>Setting Up the App Bar</a>
</li>
<li><a href="<?cs var:toroot ?>training/appbar/actions.html"
>Adding and Handling Actions</a>
</li>
<li><a href="<?cs var:toroot ?>training/appbar/up-action.html"
>Adding an Up Action</a>
</li>
<li><a href="<?cs var:toroot ?>training/appbar/action-views.html"
>Action Views and Action Providers</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/snackbar/index.html"
description=
"How to use the support library's Snackbar widget to display a
brief pop-up message."
>Showing Pop-Up Messages</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/snackbar/showing.html"
>Building and Displaying a Pop-Up Message</a>
</li>
<li><a href="<?cs var:toroot ?>training/snackbar/action.html"
>Adding an Action to a Message</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/custom-views/index.html"
description=
"How to build custom UI widgets that are interactive and smooth."
>Creating Custom Views</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/custom-views/create-view.html">
Creating a Custom View Class
</a>
</li>
<li><a href="<?cs var:toroot ?>training/custom-views/custom-drawing.html">
Implementing Custom Drawing
</a>
</li>
<li><a href="<?cs var:toroot ?>training/custom-views/making-interactive.html">
Making the View Interactive
</a>
</li>
<li><a href="<?cs var:toroot ?>training/custom-views/optimizing-view.html">
Optimizing the View
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/backward-compatible-ui/index.html"
description=
"How to use UI components and other APIs from the more recent versions of Android
while remaining compatible with older versions of the platform."
>Creating Backward-Compatible UIs</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/backward-compatible-ui/abstracting.html">
Abstracting the New APIs
</a>
</li>
<li><a href="<?cs var:toroot ?>training/backward-compatible-ui/new-implementation.html">
Proxying to the New APIs
</a>
</li>
<li><a href="<?cs var:toroot ?>training/backward-compatible-ui/older-implementation.html">
Creating an Implementation with Older APIs
</a>
</li>
<li><a href="<?cs var:toroot ?>training/backward-compatible-ui/using-component.html">
Using the Version-Aware Component
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/accessibility/index.html"
description=
"How to make your app accessible to users with vision
impairment or other physical disabilities."
>Implementing Accessibility</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/accessibility/accessible-app.html">
Developing Accessible Applications
</a>
</li>
<li><a href="<?cs var:toroot ?>training/accessibility/service.html">
Developing Accessibility Services
</a>
</li>
<li><a href="<?cs var:toroot ?>training/accessibility/testing.html">
Accessibility Testing Checklist
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/system-ui/index.html"
description=
"How to hide and show status and navigation bars across different versions of Android,
while managing the display of other screen components."
>Managing the System UI</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/system-ui/dim.html">
Dimming the System Bars
</a>
</li>
<li><a href="<?cs var:toroot ?>training/system-ui/status.html">
Hiding the Status Bar
</a>
</li>
<li><a href="<?cs var:toroot ?>training/system-ui/navigation.html">
Hiding the Navigation Bar
</a>
</li>
<li><a href="<?cs var:toroot ?>training/system-ui/immersive.html">
Using Immersive Full-Screen Mode
</a>
</li>
<li><a href="<?cs var:toroot ?>training/system-ui/visibility.html">
Responding to UI Visibility Changes
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/material/index.html"
description=
"How to implement material design on Android."
zh-cn-lang="面向开发者的材料设计"
zh-tw-lang="開發人員材料設計"
ja-lang="マテリアル デザインでのアプリ作成"
es-lang="Crear aplicaciones con Material Design"
pt-br-lang="Material Design para desenvolvedores"
ko-lang="개발자를 위한 머티리얼 디자인"
ru-lang="Создание приложений с помощью Material Design"
in-lang="Desain Bahan untuk Pengembang"
vi-lang="Material Design cho Nhà phát triển"
>Creating Apps with Material Design</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/material/get-started.html"
zh-cn-lang="入门指南"
zh-tw-lang="開始使用"
ja-lang="スタート ガイド"
es-lang="Comencemos"
pt-br-lang="Como iniciar"
ko-lang="시작하기"
ru-lang="Начало работы"
in-lang="Memulai"
vi-lang="Bắt đầu"
>
Getting Started
</a>
</li>
<li><a href="<?cs var:toroot ?>training/material/theme.html"
zh-cn-lang="使用材料主题"
zh-tw-lang="使用材料設計風格"
ja-lang="マテリアル テーマの使用"
es-lang="Usar el tema Material"
pt-br-lang="Como usar o tema do Material"
ko-lang="머티어리얼 테마 사용"
ru-lang="Использование темы Material Design"
in-lang="Menggunakan Tema Bahan"
vi-lang="Sử dụng Chủ đề Material"
>
Using the Material Theme
</a>
</li>
<li><a href="<?cs var:toroot ?>training/material/lists-cards.html"
zh-cn-lang="创建列表与卡片"
zh-tw-lang="建立清單和卡片"
ja-lang="リストとカードの作成"
es-lang="Crear listas y tarjetas"
pt-br-lang="Como criar listas e cartões"
ko-lang="목록 및 카드 생성"
ru-lang="Создание списков и подсказок"
in-lang="Membuat Daftar dan Kartu"
vi-lang="Tạo Danh sách và Thẻ"
>
Creating Lists and Cards
</a>
</li>
<li><a href="<?cs var:toroot ?>training/material/shadows-clipping.html"
zh-cn-lang="定义阴影与裁剪视图"
zh-tw-lang="定義陰影和裁剪檢視"
ja-lang="シャドウとクリッピング ビューの定義"
es-lang="Definir vistas de recorte y sombras"
pt-br-lang="Como definir sombras e recortar visualizações"
ko-lang="그림자 정의 및 뷰 클리핑"
ru-lang="Определение теней и обрезка представлений"
in-lang="Mendefinisikan Bayangan dan Memangkas Tampilan"
vi-lang="Định nghĩa Đổ bóng và Dạng xem Cắt hình"
>
Defining Shadows and Clipping Views
</a>
</li>
<li><a href="<?cs var:toroot ?>training/material/drawables.html"
zh-cn-lang="使用 Drawables"
zh-tw-lang="使用可繪項目"
ja-lang="ドローアブルの使用"
es-lang="Trabajar con interfaces dibujables"
pt-br-lang="Como trabalhar com desenháveis"
ko-lang="Drawable 사용"
ru-lang="Работа с элементами дизайна"
in-lang="Bekerja dengan Drawable"
vi-lang="Làm việc với Nội dung vẽ được"
>
Working with Drawables
</a>
</li>
<li><a href="<?cs var:toroot ?>training/material/animations.html"
zh-cn-lang="定义定制动画"
zh-tw-lang="定義自訂動畫"
ja-lang="カスタム アニメーションの定義"
es-lang="Definir animaciones personalizadas"
pt-br-lang="Como definir animações personalizadas"
ko-lang="사용자지정 애니메이션 정의"
ru-lang="Определение настраиваемой анимации"
in-lang="Mendefinisikan Animasi Custom"
vi-lang="Định nghĩa Hoạt hình Tùy chỉnh"
>
Defining Custom Animations
</a>
</li>
<li><a href="<?cs var:toroot ?>training/material/compatibility.html"
zh-cn-lang="维护兼容性"
zh-tw-lang="維持相容性"
ja-lang="互換性の維持"
es-lang="Mantener la compatibilidad"
pt-br-lang="Como manter a compatibilidade"
ko-lang="호환성 유지"
ru-lang="Обеспечение совместимости"
in-lang="Mempertahankan Kompatibilitas"
vi-lang="Duy trì Tính tương thích"
>
Maintaining Compatibility
</a>
</li>
</ul>
</li>
</ul>
</li>
<!-- End User Interface -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/best-user-input.html">
<span class="small">Best Practices for</span><br/>
User Input
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/gestures/index.html"
description=
"How to write apps that allow users to interact with the touch screen via touch gestures."
>Using Touch Gestures</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/gestures/detector.html">
Detecting Common Gestures
</a>
</li>
<li><a href="<?cs var:toroot ?>training/gestures/movement.html">
Tracking Movement
</a>
</li>
<li><a href="<?cs var:toroot ?>training/gestures/scroll.html">
Animating a Scroll Gesture
</a>
</li>
<li><a href="<?cs var:toroot ?>training/gestures/multi.html">
Handling Multi-Touch Gestures
</a>
</li>
<li><a href="<?cs var:toroot ?>training/gestures/scale.html">
Dragging and Scaling
</a>
</li>
<li><a href="<?cs var:toroot ?>training/gestures/viewgroup.html">
Managing Touch Events in a ViewGroup
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/keyboard-input/index.html"
description=
"How to specify the appearance and behaviors of soft input methods (such
as on-screen keyboards) and how to optimize the experience with
hardware keyboards."
>Handling Keyboard Input</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/keyboard-input/style.html">
Specifying the Input Method Type
</a>
</li>
<li><a href="<?cs var:toroot ?>training/keyboard-input/visibility.html">
Handling Input Method Visibility
</a>
</li>
<li><a href="<?cs var:toroot ?>training/keyboard-input/navigation.html">
Supporting Keyboard Navigation
</a>
</li>
<li><a href="<?cs var:toroot ?>training/keyboard-input/commands.html">
Handling Keyboard Actions
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/game-controllers/index.html"
description=
"How to write apps that support game controllers."
>Supporting Game Controllers</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/game-controllers/controller-input.html">
Handling Controller Actions
</a>
</li>
<li><a href="<?cs var:toroot ?>training/game-controllers/compatibility.html">
Supporting Controllers Across Android Versions
</a>
</li>
<li><a href="<?cs var:toroot ?>training/game-controllers/multiple-controllers.html">
Supporting Multiple Game Controllers
</a>
</li>
</ul>
</li>
</ul>
</li> <!-- end of User Input -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/best-background.html">
<span class="small">Best Practices for</span><br/>
Background Jobs
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/run-background-service/index.html"
description=
"How to improve UI performance and responsiveness by sending work to a
Service running in the background"
>Running in a Background Service</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/run-background-service/create-service.html">
Creating a Background Service
</a>
</li>
<li><a href="<?cs var:toroot ?>training/run-background-service/send-request.html">
Sending Work Requests to the Background Service
</a>
</li>
<li><a href="<?cs var:toroot ?>training/run-background-service/report-status.html">
Reporting Work Status
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/load-data-background/index.html"
description="How to use CursorLoader to query data without
affecting UI responsiveness."
>Loading Data in the Background</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/load-data-background/setup-loader.html">
Running a Query with a CursorLoader</a>
</li>
<li><a href="<?cs var:toroot ?>training/load-data-background/handle-results.html">
Handling the Results</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/scheduling/index.html"
description="How to use repeating alarms and wake locks
to run background jobs."
>Managing Device Awake State</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/scheduling/wakelock.html">
Keeping the Device Awake</a>
</li>
<li><a href="<?cs var:toroot ?>training/scheduling/alarms.html">
Scheduling Repeating Alarms</a>
</li>
</ul>
</li>
</ul>
</li> <!-- end of Background Jobs -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/best-performance.html">
<span class="small">Best Practices for</span><br/>
Performance
</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/articles/memory.html"
description=
"How to keep your app's memory footprint small in order to improve performance
on a variety of mobile devices."
>Managing Your App's Memory</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/articles/memory-overview.html"
description=
"How Android manages app process and memory allocation."
>Overview of Android Memory Management</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/articles/perf-tips.html"
description=
"How to optimize your app's performance in various ways to improve its
responsiveness and battery efficiency."
>Performance Tips</a>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/improving-layouts/index.html"
description=
"How to identify problems in your app's layout performance and improve the UI
responsiveness."
>Improving Layout Performance</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/improving-layouts/optimizing-layout.html">
Optimizing Layout Hierarchies
</a>
</li>
<li><a href="<?cs var:toroot ?>training/improving-layouts/reusing-layouts.html">
Re-using Layouts with <include/>
</a>
</li>
<li><a href="<?cs var:toroot ?>training/improving-layouts/loading-ondemand.html">
Loading Views On Demand
</a>
</li>
<li><a href="<?cs var:toroot ?>training/improving-layouts/smooth-scrolling.html">
Making ListView Scrolling Smooth
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/monitoring-device-state/index.html"
zh-cn-lang="优化电池使用时间"
ja-lang="電池消費量の最適化"
es-lang="Cómo optimizar la duración de la batería"
description=
"How to minimize the amount of power your app requires by adapting to current
power conditions and performing power-hungry tasks at proper intervals."
>Optimizing Battery Life
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/performance/battery/network/index.html">
Reducing Network Battery Drain
</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/performance/battery/network/gather-data.html">
Collecting Network Traffic Data
</a>
</li>
<li><a href="<?cs var:toroot ?>training/performance/battery/network/analyze-data.html">
Analyzing Network Traffic Data
</a>
</li>
<li><a href="<?cs var:toroot ?>training/performance/battery/network/action-user-traffic.html">
Optimizing User-Initiated Network Use
</a>
</li>
<li><a href="<?cs var:toroot ?>training/performance/battery/network/action-app-traffic.html">
Optimizing App-Initiated Network Use
</a>
</li>
<li><a href="<?cs var:toroot ?>training/performance/battery/network/action-server-traffic.html">
Optimizing Server-Initiated Network Use
</a>
</li>
<li><a href="<?cs var:toroot ?>training/performance/battery/network/action-any-traffic.html">
Optimizing General Network Use
</a>
</li>
</ul>
</li> <!-- End of Reducing Network Battery Drain -->
<li><a href="<?cs var:toroot ?>training/monitoring-device-state/doze-standby.html"
>Optimizing for Doze and App Standby</a>
</li>
<li><a href="<?cs var:toroot ?>training/monitoring-device-state/battery-monitoring.html"
zh-cn-lang="监控电池电量和充电状态"
ja-lang="電池残量と充電状態の監視"
es-lang="Cómo controlar el nivel de batería y el estado de carga"
>Monitoring the Battery Level and Charging State</a>
</li>
<li><a href="<?cs var:toroot ?>training/monitoring-device-state/docking-monitoring.html"
zh-cn-lang="确定和监控基座对接状态和类型"
ja-lang="ホルダーの装着状態とタイプの特定と監視"
es-lang="Cómo determinar y controlar el tipo de conector y el estado de la conexión"
>Determining and Monitoring the Docking State and Type</a>
</li>
<li><a href="<?cs var:toroot ?>training/monitoring-device-state/connectivity-monitoring.html"
zh-cn-lang="确定和监控网络连接状态"
ja-lang="接続状態の特定と監視"
es-lang="Cómo determinar y controlar el estado de la conectividad"
>Determining and Monitoring the Connectivity Status</a>
</li>
<li><a href="<?cs var:toroot ?>training/monitoring-device-state/manifest-receivers.html"
zh-cn-lang="根据需要操作广播接收器"
ja-lang="オンデマンドでのブロードキャスト レシーバ操作"
es-lang="Cómo manipular los receptores de emisión bajo demanda"
>Manipulating Broadcast Receivers On Demand</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/multiple-threads/index.html"
description=
"How to improve the performance and scalability of long-running operations by
dispatching work to multiple threads.">
Sending Operations to Multiple Threads</a>
</div>
<ul>
<li><a href="<?cs var:toroot ?>training/multiple-threads/define-runnable.html">
Specifying the Code to Run on a Thread
</a>
</li>
<li><a href="<?cs var:toroot ?>training/multiple-threads/create-threadpool.html">
Creating a Manager for Multiple Threads
</a>
</li>
<li><a href="<?cs var:toroot ?>training/multiple-threads/run-code.html">
Running Code on a Thread Pool Thread
</a>
</li>
<li><a href="<?cs var:toroot ?>training/multiple-threads/communicate-ui.html">
Communicating with the UI Thread
</a>
</li>
</ul>
</li>
<li>
<a href="<?cs var:toroot ?>training/articles/perf-anr.html"
description=
"How to keep your app responsive to user interaction so the UI does not lock-up and
display an "Application Not Responding" dialog."
>Keeping Your App Responsive</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/articles/perf-jni.html"
description=
"How to efficiently use the Java Native Interface with the Android NDK."
>JNI Tips</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/articles/smp.html"
description=
"Tips for coding Android apps on symmetric multiprocessor systems."
>SMP Primer for Android</a>
</li>
</ul>
</li> <!-- end of Performance -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/best-security.html">
<span class="small">Best Practices for</span><br/>
Security & Privacy
</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/articles/security-tips.html"
description=
"How to perform various tasks and keep your app's data and your user's data secure."
>Security Tips</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/articles/security-ssl.html"
description=
"How to ensure that your app is secure when performing network transactions."
>Security with HTTPS and SSL</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/articles/security-gms-provider.html"
description=
"How to use and update Google Play services security provider, to
protect against SSL exploits."
>Updating Your Security Provider to Protect Against SSL Exploits</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/safetynet/index.html"
description=
"How to use the SafetyNet service to analyze a device where your app is running
and get information about its compatibility with your app."
>Checking Device Compatibility with SafetyNet</a>
</li>
<li>
<a href="<?cs var:toroot ?>work/device-management-policy.html"
description="How to create an application that enforces security policies on devices."
>Enhancing Security with Device Management Policies</a>
</li>
</ul>
</li>
<!-- End security and user info -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/best-permissions-ids.html">
<span class="small">Best Practices for</span><br/>
Permissions & Identifiers
</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/articles/user-data-overview.html"
description=
"Overview of app permissions on Android and how they affect your users."
>Permissions and User Data</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/articles/user-data-permissions.html"
description=
"How to manage permissions the right way for users."
>Best Practices for App Permissions</a>
</li>
<li>
<a href="<?cs var:toroot ?>training/articles/user-data-ids.html"
description=
"Unique identifiers available and how to choose the right one for your use case."
>Best Practices for Unique Identifiers</a>
</li>
</ul>
</li>
<!-- End Permissions and identifiers -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/testing/index.html">
<span class="small">Best Practices for</span><br/>
Testing
</a>
</div>
<ul>
<li>
<a href="<?cs var:toroot ?>training/testing/start/index.html"
description="How to get started with testing your Android applications.">
Getting Started with Testing
</a>
</li>
<li class="nav-section">
<div class="nav-section-header"><a href="<?cs var:toroot ?>training/testing/unit-testing/index.html"
description="How to build effective unit tests for Android apps.">
Building Effective Unit Tests
</a></div>
<ul>
<li><a href="<?cs var:toroot ?>training/testing/unit-testing/local-unit-tests.html">
<span class="en">Building Local Unit Tests</span>
</a>
</li>
<li><a href="<?cs var:toroot ?>training/testing/unit-testing/instrumented-unit-tests.html">
<span class="en">Building Instrumented Unit Tests</span>
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header"><a href="<?cs var:toroot ?>training/testing/ui-testing/index.html"
description="How to automate your user interface tests for Android apps.">
Automating UI Tests
</a></div>
<ul>
<li><a href="<?cs var:toroot ?>training/testing/ui-testing/espresso-testing.html">
<span class="en">Testing UI for a Single App</span>
</a>
</li>
<li><a href="<?cs var:toroot ?>training/testing/ui-testing/uiautomator-testing.html">
<span class="en">Testing UI for Multiple Apps</span>
</a>
</li>
</ul>
</li>
<li class="nav-section">
<div class="nav-section-header"><a href="<?cs var:toroot ?>training/testing/integration-testing/index.html"
description="How to build effective integration tests for Android apps.">
Testing App Component Integrations
</a></div>
<ul>
<li><a href="<?cs var:toroot ?>training/testing/integration-testing/service-testing.html">
<span class="en">Testing Your Service</span></a></li>
<li><a href="<?cs var:toroot ?>training/testing/integration-testing/content-provider-testing.html">
<span class="en">Testing Your Content Provider</span></a></li>
</ul>
</li>
<li><a href="<?cs var:toroot ?>training/testing/performance.html"
description="How to automate UI performance testing.">Testing Display Performance</a>
</li>
</ul>
</li>
<!-- End best Testing -->
<li class="nav-section">
<div class="nav-section-header">
<a href="<?cs var:toroot ?>training/distribute.html">
<span class="small">Using Google Play to</span><br/>
Distribute & Monetize
</a>
</div>
<ul>
<li class="nav-section">
<div class="nav-section-header"><a href="<?cs var:toroot ?>training/in-app-billing/index.html"
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Selling In-app Products
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<span class="en">Preparing Your App</span>
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Creating Multiple APKs for Different API Levels
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Creating Multiple APKs for Different Screen Sizes
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Creating Multiple APKs for Different GL Textures
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Creating Multiple APKs with 2+ Dimensions
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