GDG Meetup - Review some of the Android Marshmallow features, code and discuss best practices.

1. Android
Marshmallow
+YossiElkrief
MaTriXy
Tikal Knowledge
+NirHartmann
nirhart
Drippler

2. Android
Marshmallow
+YossiElkrief
MaTriXy
Tikal Knowledge
+NirHartmann
nirhart
Drippler

3. Android
Marshmallow
+YossiElkrief
MaTriXy
Tikal Knowledge
+NirHartmann
nirhart
Drippler

4. Demos
Seeing is just the beginning

5. App Permissions

6. Visit The
Permission Lab
Runtime permissions

7. Voice Interactions

8. Getting follow-up user input
• Music App
• “play some music”
• “what genre?”
• Home Automation App
• “OK Google, turn on the lights”
• “which room?”
• Verifying that an activity should complete
• “Are you sure?”

9. Voice Interactions
VoiceInteractor
used for response prompting and confirmation
<activity android:name=“com.demoapps.activities.DemoVoice”>
<intent-filter>
<action android:name=“com.demoapps.DEMO_ACTION_INTENT” />
<category android:name="android.intent.category.DEFAULT" />
<category android:name="android.intent.category.VOICE" />
</intent-filter>
</activity>

10. Voice Interactions
class DemoVoice extends Activity {
@Override
public void onResume() {
if (isVoiceInteraction()) {
// do our voice stuff here
}
finish();
}
}

11. Voice Interactions
class VoiceConfirm extends
VoiceInteraction.ConfirmationRequest {
public VoiceConfirm(String prompt) {
super(prompt, null);
}
@Override
public void onConfirmationResult(
boolean confirmed, Bundle null) {
if (confirmed) {
// do voice stuff
}
finish();
}
};
class DemoVoice extends Activity {
@Override
public void onResume() {
if (isVoiceInteraction()) {
getVoiceInteractor().
sendRequest(new
VoiceConfirm(userPromptString));
} else {
finish();
}
}
}

12. Now On Tap

13. “Google's 'Now on Tap' is Android's next killer feature” (CNET)
“Google Now on Tap is the coolest Android feature” (ANDROIDPIT)
“The next evolution of the digital concierge” (Tech Republic)

17. • Scans your screen only when you press and hold
the Home button
• Fully opt-in feature
• Work out of the box with any app

18. FLAG_SECURE
AssistContent
Activity.onProvideAssistData(Bundle)
Application.OnProvideAssistDataListener

19. Android Backup
RESTORATION SOFTWARE

20. Presented in Google IO 2015 by Christiaan Prins and Mike Procopio

21. Presented in Google IO 2015 by Christiaan Prins and Mike Procopio

22. Presented in Google IO 2015 by Christiaan Prins and Mike Procopio

23. Presented in Google IO 2015 by Christiaan Prins and Mike Procopio

24. Presented in Google IO 2015 by Christiaan Prins and Mike Procopio

25. Presented in Google IO 2015 by Christiaan Prins and Mike Procopio

26. Notifications
Look ma, We got an update

27. Icons in Notifications
Presented in Google IO 2015
Notification myNotification = new Notification.Builder(context)
.setSmallIcon(noti_icon).build();
Icon noti_icon = Icon.createWithResource(context,
R.drawable.app_ic_notification);

28. Icons in Notifications
Presented in Google IO 2015
Notification myNotification = new Notification.Builder(context)
.setSmallIcon(noti_icon).build();
Icon noti_icon = Icon.createWithResource(context,
R.drawable.app_ic_notification);
Icon noti_icon = Icon.createWithBitmap(myIconBitmap);

29. Icons in Notifications
Presented in Google IO 2015
Notification myNotification = new Notification.Builder(context)
.setSmallIcon(noti_icon).build();
Icon noti_icon = Icon.createWithResource(context,
R.drawable.app_ic_notification);
Icon noti_icon = Icon.createWithBitmap(myIconBitmap);
72°

30. android.graphics.drawable.Icon
Presented in Google IO 2015
Can be either:
Drawable resource id
Bitmap
PNG or JPEG represented by a byte[]

31. android.graphics.drawable.Icon
Presented in Google IO 2015
Pay Attention to guidelines
https://www.google.com/design/spec/style/icons.html

32. Text
Now you can float

33. Text Selection
Easier selection
Floating palette with action items
Default for TextView
Other views
set ActionMode.TYPE_FLOATING
Presented in Google IO 2015

34. Higher Quality Text Formatting
TextView.setBreakStrategy(int);
TextView.setHyphenationFrequency(int);
TextView.setIndents(int[] left, int[] right);
Presented in Google IO 2015

35. Higher Quality Text Formatting
TextView.setBreakStrategy(int);
TextView.setHyphenationFrequency(int);
TextView.setIndents(int[] left, int[] right);
Presented in Google IO 2015

36. App Linking
SEAMLESS HANDOFF FROM WEB TO APP

37. [{
"relation": ["delegate_permission/common.handle_all_urls"],
"target": {
"namespace": "android_app",
"package_name": "com.example.myapp",
"sha256_cert_fingerprints": ["01:23:45:67:89:AB:CD:..."]
}
}]
https://example.com/.well-known/statements.json
Presented in Google IO 2015

38. [{
"relation": ["delegate_permission/common.handle_all_urls"],
"target": {
"namespace": "android_app",
"package_name": "com.example.myapp",
"sha256_cert_fingerprints": ["01:23:45:67:89:AB:CD:..."]
}
}]
https://example.com/.well-known/statements.json
keytool -list -v -keystore release.keystore
Presented in Google IO 2015

39. Direct Share
BECAUSE SHARING IS CARING

40. Direct Share
<activity ... >
<intent-filter>
<action android:name="android.intent.action.SEND" />
</intent-filter>
<meta-data android:name="android.service.chooser.chooser_target_service"
android:value=".MyService" />
</activity>

41. Direct Share
<activity ... >
<intent-filter>
<action android:name="android.intent.action.SEND" />
</intent-filter>
<meta-data android:name="android.service.chooser.chooser_target_service"
android:value=".MyService" />
</activity>

42. Direct Share
<activity ... >
<intent-filter>
<action android:name="android.intent.action.SEND" />
</intent-filter>
<meta-data android:name="android.service.chooser.chooser_target_service"
android:value=".MyService" />
</activity>
<service android:name=".MyService"
android:permission="android.permission.BIND_CHOOSER_TARGET_SERVICE">
<intent-filter>
<action android:name="android.service.chooser.ChooserTargetService" />
</intent-filter>
</service>

43. Direct Share
<activity ... >
<intent-filter>
<action android:name="android.intent.action.SEND" />
</intent-filter>
<meta-data android:name="android.service.chooser.chooser_target_service"
android:value=".MyService" />
</activity>
<service android:name=".MyService"
android:permission="android.permission.BIND_CHOOSER_TARGET_SERVICE">
<intent-filter>
<action android:name="android.service.chooser.ChooserTargetService" />
</intent-filter>
</service>
public class MyService extends ChooserTargetService {
@Override
public List<ChooserTarget> onGetChooserTargets(ComponentName name, IntentFilter filter); {
// ...
}
}

44. Direct Share
<activity ... >
<intent-filter>
<action android:name="android.intent.action.SEND" />
</intent-filter>
<meta-data android:name="android.service.chooser.chooser_target_service"
android:value=".MyService" />
</activity>
<service android:name=".MyService"
android:permission="android.permission.BIND_CHOOSER_TARGET_SERVICE">
<intent-filter>
<action android:name="android.service.chooser.ChooserTargetService" />
</intent-filter>
</service>
public class MyService extends ChooserTargetService {
@Override
public List<ChooserTarget> onGetChooserTargets(ComponentName name, IntentFilter filter); {
// ...
}
}

45. Thank You!
+YossiElkrief
MaTriXy
+NirHartmann
nirhart
some slides were presented in Google IO 2015