PreferenceGroup in a controller is not in a RecyclerView,
TalkBack loses focus after PreferenceGroup#removeAll.
To fix it, only add/remove the preference if it's necessary.
Bug: 153278854
Test: make RunSettingsRoboTests ROBOTEST_FILTER=SavedAccessPointsPreferenceController2Test
Change-Id: Ie9ad5481c33865dce2b7db04d0f969b1f49b80e1
Use SavedNetworkTracker instead of WifiTracker, it provides Wi-Fi signal information
for saved networks. This is the main UX difference of this change.
Bug: 144543677
Test: make RunSettingsRoboTests ROBOTEST_FILTER=com.android.settings.wifi.
Change-Id: I546ad08ffd2f6f736023cb1f3e1cb344a5842e14
Create below version 2 files for WifiTracker2 development, we can
check the feature flag only a few times and easily remove version 1
files in the future.
src/com/android/settings/wifi/details2/
src/com/android/settings/wifi/savedaccesspoints2/
tests/robotests/src/com/android/settings/wifi/details2/
tests/robotests/src/com/android/settings/wifi/savedaccesspoints2/
Bug: 143326832
Test: make RunSettingsRoboTests -j ROBOTEST_FILTER=com.android.settings.wifi.details2
make RunSettingsRoboTests -j ROBOTEST_FILTER=com.android.settings.wifi.savedaccesspoints2
Change-Id: I4d2caf1ce313871605252395764b02747240f217
