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Orientation
Designing for Multiple Screens
Supporting Different Screen Sizes
Supporting Different Screen Densities
Implementing Adaptive UI Flows
Improving Layout Performance
Optimizing Layout Hierarchies
Re-using Layouts with <include/>
Loading Views On Demand
Making ListView Scrolling Smooth
Managing Audio Playback
Controlling Your App’s Volume and Playback
Managing Audio Focus
Dealing with Audio Output Hardware
Optimizing Battery Life
Monitoring the Battery Level and Charging State
Determining and Monitoring the Docking State and Type
Determining and Monitoring the Connectivity Status
Manipulating Broadcast Receivers On Demand
Adding Search Functionality
new!
Setting up the Search Interface
Storing and Searching for Data
Remaining Backward Compatible
Remembering Users
Remembering Your User
Authenticating to OAuth2 Services
Creating a Custom Account Type
Sharing Content
Sending Content to Other Apps
Receiving Content from Other Apps
Adding an Easy Share Action
Capturing Photos
Taking Photos Simply
Recording Videos Simply
Controlling the Camera
Maintaining Multiple APKs
Creating Multiple APKs for Different API Levels
Creating Multiple APKs for Different Screen Sizes
Creating Multiple APKs for Different GL Textures
Creating Multiple APKs with 2+ Dimensions
Developing for Enterprise
Enhancing Security with Device Management Policies
Monetizing Your App
Advertising without Compromising User Experience
Designing Effective Navigation
Planning Screens and Their Relationships
Planning for Multiple Touchscreen Sizes
Providing Descendant and Lateral Navigation
Providing Ancestral and Temporal Navigation
Putting it All Together: Wireframing the Example App
Technical Resources
Sample Code
Beispielcode
Código de ejemplo
Exemple de code
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サンプル コード
Getting the Samples
Accelerometer Play
Action Bar Compatibility
new!
Android Beam Demo
new!
API Demos
updated!
API 4+ Support Demos
API 13+ Support Demos
Backup and Restore
Bluetooth Chat
Bluetooth HDP Demo
new!
BusinessCard
Contact Manager
Cube Live Wallpaper
Device Policy Management
new!
Home
Honeycomb Gallery
updated!
JetBoy
Lunar Lander
Mobile Advertisement Integration
new!
Multiple Resolutions
News Reader
new!
NFC Demo
Note Pad
Random Music Player
updated!
RenderScript
updated!
Spell Checker Service
new!
Spell Checker Client
new!
SampleSyncAdapter
updated!
Searchable Dictionary v2
SIP Demo
Snake
Soft Keyboard
Spinner
SpinnerTest
StackView Widget
TicTacToeLib
TicTacToeMain
Toy VPN Client
new!
USB
Voicemail Provider
new!
Wi-Fi Direct Demo
new!
Wiktionary
Wiktionary (Simplified)
Weather List Widget
XML Adapters
Text To Speech Engine
new!
Articles
Avoiding Memory Leaks
Backward Compatibility
Can I Use this Intent?
Creating an Input Method
Drawable Mutations
Faster Screen Orientation Change
Future-Proofing Your Apps
Gestures
Introducing GLSurfaceView
Layout Tricks: Creating Reusable UI Components
Layout Tricks: Creating Efficient Layouts
Layout Tricks: Using ViewStubs
Layout Tricks: Merging Layouts
ListView Backgrounds: An Optimization
Live Folders
Live Wallpapers
Multitasking the Android Way
Onscreen Input Methods
Painless Threading
Quick Search Box
Speech Input
Service API changes starting with Android 2.0
Touch Mode
Tracking Memory Allocations
UI Framework Changes in Android 1.5
UI Framework Changes in Android 1.6
Updating the UI from a Timer
Using Text-to-Speech
Using the Contacts API
Using WebViews
WikiNotes: Linkify your Text!
WikiNotes: Routing Intents
Window Backgrounds & UI Speed
Zipalign: an Easy Optimization
Tutorials
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Hello Localization
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Subdirectories
drawable/
drawable-hdpi/
drawable-ldpi/
drawable-mdpi/
drawable-xhdpi/
layout/
values/
values-large-land/
values-large-port/
values-sw600dp-land/
values-sw600dp-port/
values-v11/
values-xlarge-land/
values-xlarge-port/
