What's New in #AndroidDev

My talk at the GDG Philippines Android 11 Meetup (https://www.youtube.com/watch?v=d_OmJ8akJWc) on June 27, 2020

Transcript

1. What’s new in #AndroidDev Jomar Tigcal Android Developer, Trainer, Consultant
3. Android 11
4. Conversations Conversation Notifications Section • Open as Bubble • Create Home Screen Shortcut • Change Priority
5. Conversations val style = NotificationCompat.MessagingStyle(person) .addMessage(...). ... NotificationCompat.Builder(this, "notif") .setShortcutId(shortcutInfo.id) ... .build() val person = Person.Builder().build() val shortcutInfo = ShortcutInfoCompat.Builder(this, "sample") .setPerson(person) .setLongLived(true) ... build() ShortcutManagerCompat.pushDynamicShort cut(shortcutInfo)
6. Bubbles Keep conversations while multitasking Alternative to SYSTEM_ALERT_WINDOW Notification API Developer Preview in Android 10
7. Bubbles val bubbleMetadata = Notification.BubbleMetadata.Builder(shortcu tInfo.id) NotificationCompat.Builder(this, "notif") .setBubbleMetadata(bubbleMetadata) .setShortcutId(shortcutInfo.id) ... .build() https://d.android.com/guide/topics/ui/bubbles
8. Quick Access Device Controls Long pressing Power button: • Payment Methods • Smart Home Controls Add your own: ControlsProviderService https://d.android.com/preview/features/device-control
9. New Media Controls near Quick Settings Carousel for multiple apps Output Picker to switch output device Beta 1: toggle Media resumption at Settings -> System -> Developer options https://d.android.com/preview/features/media-controls
10. Other UI Changes 5G visual indicators Voice Access now understand screen content and context Hingle Angle API for Foldables DisplayCutout for curved/waterfall displays New Emojis and more... Consolidated keyboard suggestions Keyboard/IME Animation (WindowInsets) Screen Recorder App Suggestions on Home Screen Recents (Screenshot, Select, Share) New Screenshot UI Notification History
11. Android 11 SDK: Android SDK Build Tools 30 build.gradle: • compileSdkVersion 30 • targetSdkVersion 30 https://developer.android.com/preview
12. One-Time Permissions Permissions: • Microphone, Camera, Location While in use and in foreground
13. Permissions auto-reset Targets Android 11 Unused for long period of time Auto-reset and notify Settings.ACTION_APPLICATION_DETAILS_SETTINGS
14. Phone Permissions READ_PHONE_NUMBERS instead of READ_PHONE_STATE for: • TelephonyManager.getLine1Number • TelecomManager.getLine1Number <uses-permission android:name="READ_PHONE_STATE" android:maxSdkVersion="29" /> <uses-permission android:name="READ_PHONE_NUMBERS" />
15. Background Location Targets Android 11: Request Foreground Permission, then Request Background Permission * Educate/Explain * Open App Settings Approval for background access by 2021
16. Foreground Service Types Targets Android 11: New Types (Camera and Microphone) <manifest> ... <service ... android:foregroundServiceType="camera|microphone" /> </manifest>
17. Package Visibility Target Android 11: Can no longer query installed apps must declare packages in manifest • Specific package • Intent Filter All apps: android.permission.QUERY_ALL_PACKAGES (Guideline soon…)
18. restricted non-SDK interfaces non-SDK test APIs (@TestApi) now restricted by default greylist in Android 10 (API level 29) that are now restricted in Android 11 greylist in Android 10 (API level 29) that were added to the Android SDK (whitelist) in Android 11 https://d.android.com/distribute/best-practices/develop/restrictions-non-sdk-interfaces
19. Scoped Storage scoped access into external storage Introduced in Android 10; Mandatory in Android 11 Storage permission renamed to Files & Media File Path Access: requestLegacyExternalStorage true Bulk media edit access: createWriteRequest, createDeleteRequest, createTrashRequest, createFavoriteRequest All Files Access: MANAGE_EXTERNAL_STORAGE ,Google Play manual review
20. Data Access Auditing Provide more transparency into how app and its dependencies are accessing private data AppOpsManager.AppOpsCollector callbacks invoked when user-permission-required data is accessed Attribute access to logical features within the app
21. Developer Options > Wireless debugging Pair with Code • Linux/Windows: adb connect ipaddress:port • Mac: adb pair pairingCodeIpAddress:port Pair with QR: Soon in Android Studio Wireless Debugging
22. For faster installs of large APKs Sign your APK with the new APK Signature Scheme v4 format adb install --incremental * Pixel 4, device launching with Android 11 ADB Incremental
23. ActivityManager.getHistoricalProcessExitReasons() //List<ApplicationExitInfo> ApplicationExitInfo.getReason() • REASON_ANR • REASON_CRASH • REASON_DEPENDENCY_DIED • REASON_LOW_MEMORY • REASON_UNKNOWN • ... Crash Reasons
24. Others
25. Link App Compatibility Changes System > Advanced > Developer options Without changing targetSdkVersion Debuggable app Toggle one or more features to focus testing Default Enabled Changes (all apps on 11) Default Disabled Changes (Experimental) Enabled for targetSdkVersion
26. Modern Android Development Kotlin Android Jetpack Android Studio Android App Bundle https://developer.android.com/modern-android-development
27. Android App Bundle Official publishing format Reduce app size Efficient release process Dynamic Feature App Signing by Google Play Required for new apps in 2021 https://g.co/androidappbundle
28. Kotlin • 70% of top 1k Android apps • 60% of Pro Android Developers • 55 Google apps • Coroutines Officially Recommended • @RecentlyNullable, @RecentlyNonNull to @Nullable and @NonNull • New @RecentlyNullable, @RecentlyNonNull • Kotlin-first libraries https://developer.android.com/kotlin
29. Jetpack New Android Jetpack Libraries: • Hilt: dependency injection (DI) library • App Startup: initialize components at application startup • Paging 3: load and display data incrementally + Updates to existing libraries https://developer.android.com/jetpack
30. Jetpack Compose Android’s modern toolkit for building native UI Kotlin-based Reactive Developer Preview https://developer.android.com/jetpack/compose
31. What’s New in Android Studio Android Studio 4.0 Stable Android Studio 4.1 Beta Android Studio 4.2 Canary
32. Android Studio 4.0 Stable Motion Editor Live Layout Inspector Layout Validation Build Analyzer Java 8 library desugaring in D8 and R8 Dynamic Feature Dependency Support for Kotlin DSL script files CPU Profiler upgrades R8 Rules Editing Kotlin Android live templates
33. Android Studio 4.1 Beta Database Inspector Android Emulator in Android Studio Material Design Components Dagger Navigation support Native Memory Profiler Faster Apply Changes
34. Android Studio 4.2 Canary Wireless ADB Debugging with Android 11 Jetpack Compose ConstraintLayout Visualization Parallel Instrumentation testing Test Failure Retention
35. New Google Play Console (Beta) • Google Material Design, Responsive • New Navigation grouping: Release, Grow, Quality, Monetize • Policy Section: Policy Status, App Content • Rolling out Soon: Inbox • User management and Permissions https://play.google.com/console
36. Google Play Console (Beta): Release • Internal Testing • Public Testing (Closed/Open) • Pre-launch Report • Launch (Production/Pre-registration) • Device Catalog • App bundle explorer • App Signing • Advanced Settings
37. Google Play Console (Beta): Quality • Android Vitals • User feedback -> Ratings and reviews
38. Google Play Console (Beta): Grow • Acquisition analysis page • Store listing conversion analysis page • Simplified store listing page • Store listing experiments • New store settings page (category, contact, external marketing) • Translation services for localization
39. 11 Weeks of Android https://goo.gle/11-Weeks-Android
40. Week 1: People & Identity • Blog Post: https://android-developers.googleblo g.com/2020/06/11-weeks-of-android- people-identity.html • Videos: https://goo.gle/people-identity • Pathway: https://d.android.com/courses/pathw ays/android-week1-people-identity
41. Week 2: Machine Learning TensorFlow Lite, TF Hub, MLKit • Blog Post: https://goo.gle/MLWrap • Videos: https://goo.gle/ml-11weeks • Pathway: https://goo.gle/MLPath
42. Resources • Android 11 Beta Launch: https://developer.android.com/android11 • Android 11 Preview: https://developer.android.com/preview • Android 11 Videos: https://goo.gle/android11 • 11 Weeks of Android: https://goo.gle/11-Weeks-Android • 11 Weeks of Android Videos: https://goo.gle/android-11weeks • 11 Weeks of Android Pathways: https://goo.gle/3dwqDGy • Android 11 Meetups: https://d.android.com/android11/meetups
43. Questions? ?
44. Thank you! Build something awesome! Provide feedback: talkback.tigcal.com https://www.tigcal.com jomar@tigcal.com @jomartigcal medium.com/@jomartigcal
45. What’s new in #AndroidDev Jomar Tigcal Android Developer, Trainer, Consultant