Improve robustness of the switch to the touch IME.

1. Save the most recent touch IME in a shared preference so that it
   will persist through RotaryService crashing or being killed.
2. Add a string resource for the default touch IME that the OEM can
   override.

Bug: 160920511
Test: Manual
Change-Id: I0c4daae2819a2fd696721c444752f797ea0efe23
3 files changed
tree: 8571c7e4344ca2262a5090cad00f3cf19f3a4af1
  1. res/
  2. src/
  3. tests/
  4. Android.bp
  5. AndroidManifest.xml
  6. OWNERS
  7. readme.md
readme.md

Car rotary service

Building

make CarRotaryController -j64

Enable/disable RotaryService

To enable, run:

adb shell settings put secure enabled_accessibility_services com.android.car.rotary/com.android.car.rotary.RotaryService

To disable, run:

adb shell settings delete secure enabled_accessibility_services

Inject events

Inject RotaryEvent

To rotate the controller counter-clockwise, run:

adb shell cmd car_service inject-rotary

For clockwise, run:

adb shell cmd car_service inject-rotary -c true

To rotate the controller multiple times (100 ms ago and 50 ms ago), run:

adb shell cmd car_service inject-rotary -dt 100 50

Inject KeyEvent

To nudge the controller up, run:

adb shell cmd car_service inject-key 280

Use KeyCode 280 for nudge up, 281 for nudge down,282 for nudge left,283 for nudge right.

To click the controller center button, run:

adb shell cmd car_service inject-key 23