Root cause: Race condition to get content after the onDetach()
Solution: Add protection to prevent this IllegalStateException
Bug: 239578655
Test: make RunSettingsRoboTests ROBOTEST_FILTER=OneHandedSettings
Test: Manual testing by rotating 100 times quickly
Change-Id: I0a03cf1c01cd34c8ae0b0e70c4ffc41168b18ab8
toggling on/off one-handed mode
1) Remove disabling on swipe down notification.
2) Update to align asset with One-Handed mode temporarily.
3) Change some states when toggle on/off and align with
One-Handed mode.
4) Set temporary asset style to "centerInside" to avoid image
corrupted problem when device rotate.
5) Add new string on Swipe down notification toggle switch.
Bug: 177679988
Bug: 181970213
Test: manual verified on Settings > System > Gesture page
Test: make RunSettingsRoboTests ROBOTEST_FILTER=
"com.android.settings.gestures.OneHandedSettingsTest"
Test: make RunSettingsRoboTests ROBOTEST_FILTER=
"com.android.settings.gestures
.OneHandedAppTapsExitPreferenceControllerTest"
Test: make RunSettingsRoboTests ROBOTEST_FILTER=
"com.android.settings.gestures
.OneHandedEnablePreferenceControllerTest"
Test: make RunSettingsRoboTests ROBOTEST_FILTER=
"com.android.settings.gestures
.OneHandedTimeoutPreferenceControllerTest"
Test: make RunSettingsRoboTests ROBOTEST_FILTER=
"com.android.settings.gestures.OneHandedSettingsUtilsTest"
Test: make RunSettingsRoboTests ROBOTEST_FILTER=
"com.android.settings.gestures.SwipeBottomToNotificationPreferenceControllerTest"
Test: make RunSettingsRoboTests ROBOTEST_FILTER=
"com.android.settings.gestures.SwipeBottomToNotificationSettingsTest"
Change-Id: Ifd2346a7694323d21eb424891987c8317847e7c5
preference by System Property flag configuration.
To check System Property flag "support_one_handed_mode" configuration
then enable(visible) or disable(invisible) all one-handed settings
preference.
Bug: 154290458
Test: manual
Test: RunSettingsRoboTests
Change-Id: Ib6ed12dd65e66747e53b6333574ba0ad5be3c6e0