Dissecting Android Wear

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Presentation for 24th June 2014 presentation for Android Australia Group meetup.

http://www.meetup.com/Android-Australia-User-Group-Sydney/events/186848572/

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Dissecting Android Wear

  1. 1. Dissecting Android Wear 24th June 2014 Nanik Tolaram naniktolaram.com plus.google.com/+NanikT nanikjava@yahoo.com
  2. 2. Thank You !
  3. 3. About  Customising Full Android stack and developing apps  Hardware ARM – Freescale/Amlogic X86 – AMD / Intel Tablet/Media Player form factor  Hardware / Kernel Tinkerer
  4. 4. Questions  How the whole thing works ?  Why is it so special ?  goo.gl/raAhNx (blog post)
  5. 5. Which Layer ?
  6. 6. Wear Emulator  KitKat 4.4.x Stack  Run on ARM architecture  Socket Communication (via adb)
  7. 7. Android Wear Preview App • For device communication • Bridging App to Wear Emulator • Future – part of Android stack (?) • Rely on Notification Service • goo.gl/tCI2kx (Play Store)
  8. 8. Notification Flow Android App (Gmail, Phone, SMS) NotificationListener (android-wear-preview.apk) Android Notification System Bluetooth Android Wear Device  Notifications passing and sorting  Push and Notify Mechanism
  9. 9. Notification Flow
  10. 10. RecipeWear Demo 1 2 3 1 android.support.v4.app.NotificationCompat.NotificationCompat.Builder (Builder class to build notification message) android.preview.support.wearable.notifications (Wear specific notification builder) 2 NotificationManager(Service) call to initiate notification function3 RecipeService.java
  11. 11. App Library  Update SDK to API 19  extras/android/support/v4/android-support- v4.jar  android.preview.support.wearable.notifications package  WearableNotifications, RemoteInput and NotificationsUtil
  12. 12. SDK for Wear  Coming soon ! (speculation around I/O 2014)  Features Custom Card Layout Data & Action between device and wearable Realtime sensor data display on wearable App handler for voice action eg: Ok Google, Take note, Ok Google, Record Conversation, etc

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