mScreenPinningEnabled = ssp.getSystemSetting(getContext(),
Settings.System.LOCK_TO_APP_ENABLED) != 0;
public static final String LOCK_TO_APP_ENABLED = "lock_to_app_enabled";
adb shell settings get system lock_to_app_enabled
adb shell settings put system lock_to_app_enabled 0
adb shell settings put system lock_to_app_enabled 1
