1. Physical keyboard settings should only show up if at least one PK is connected.
2. Update tests.
3. Fix NullPointerException.
Bug: 269983475
Bug: 270109384
Bug: 271357910
Test: atest and manual
Change-Id: If7798587fb386dbf669fc249cab304d91a26879b
Having consistent import order will reduce chance of merge
conflict between internal and external master
Test: rebuild
Change-Id: I0b1a170967ddcce7f388603fd521f6ed1eeba30b
- Build a controller to generate a list of preferences and add to screen.
- Move some logic to controller.
- Add some test cases for controller.
Test: manual
Test: make RunSettingsRoboTests -j ROBOTEST_FILTER=com.android.settings.inputmethod
make RunSettingsRoboTests -j ROBOTEST_FILTER=com.android.settings.core
make RunSettingsRoboTests -j ROBOTEST_FILTER=com.android.settings.dashboard
atest UniquePreferenceTest
Change-Id: I4ebe486ade3439b9814b11866c402dcf881f21a7