Disable tethering when Data Saver mode is on. (5c09184e) · Commits · e / os / android_packages_apps_Settings

res/values/strings.xml

+2 −0

Original line number	Diff line number	Diff line
		@@ -2812,6 +2812,8 @@
		<string name="tether_settings_title_usb_bluetooth">Tethering</string>
		<!-- Tethering controls, item title to go into the tethering settings when USB, Bluetooth and Wifi tethering are available [CHAR LIMIT=25]-->
		<string name="tether_settings_title_all">Tethering & portable hotspot</string>
		<!-- Tethering controls, footer note displayed when tethering is disabled because Data Saver mode is on [CHAR LIMIT=none]-->
		<string name="tether_settings_disabled_on_data_saver">"Can\u2019t tether or use portable hotspots while Data Saver is on"</string>

		<!-- USB Tethering options -->
		<string name="usb_title">USB</string>

res/xml/tether_prefs.xml

+7 −1

Original line number	Diff line number	Diff line
		@@ -14,7 +14,8 @@
		limitations under the License.
		-->

		<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
		<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
		xmlns:settings="http://schemas.android.com/apk/res-auto">

		<SwitchPreference
		android:key="usb_tether_settings"
		@@ -33,4 +34,9 @@
		android:key="enable_bluetooth_tethering"
		android:title="@string/bluetooth_tether_checkbox_text" />

		<com.android.settings.DividerPreference
		android:key="disabled_on_data_saver"
		android:summary="@string/tether_settings_disabled_on_data_saver"
		android:selectable="false"
		settings:allowDividerAbove="true" />
		</PreferenceScreen>

src/com/android/settings/TetherSettings.java

+45 −6

Original line number	Diff line number	Diff line
		@@ -39,7 +39,9 @@ import android.support.v14.preference.SwitchPreference;
		import android.support.v7.preference.Preference;
		import android.support.v7.preference.PreferenceScreen;
		import android.util.Log;

		import com.android.internal.logging.MetricsProto.MetricsEvent;
		import com.android.settings.datausage.DataSaverBackend;
		import com.android.settings.wifi.WifiApDialog;
		import com.android.settings.wifi.WifiApEnabler;
		import com.android.settingslib.TetherUtil;
		@@ -56,12 +58,14 @@ import static android.net.ConnectivityManager.TETHERING_WIFI;
		* Displays preferences for Tethering.
		*/
		public class TetherSettings extends RestrictedSettingsFragment
		implements DialogInterface.OnClickListener, Preference.OnPreferenceChangeListener {
		implements DialogInterface.OnClickListener, Preference.OnPreferenceChangeListener,
		DataSaverBackend.Listener {

		private static final String USB_TETHER_SETTINGS = "usb_tether_settings";
		private static final String ENABLE_WIFI_AP = "enable_wifi_ap";
		private static final String ENABLE_BLUETOOTH_TETHERING = "enable_bluetooth_tethering";
		private static final String TETHER_CHOICE = "TETHER_TYPE";
		private static final String DATA_SAVER_FOOTER = "disabled_on_data_saver";

		private static final int DIALOG_AP_SETTINGS = 1;

		@@ -110,6 +114,10 @@ public class TetherSettings extends RestrictedSettingsFragment

		private boolean mUnavailable;

		private DataSaverBackend mDataSaverBackend;
		private boolean mDataSaverEnabled;
		private Preference mDataSaverFooter;

		@Override
		protected int getMetricsCategory() {
		return MetricsEvent.TETHER;
		@@ -125,6 +133,10 @@ public class TetherSettings extends RestrictedSettingsFragment

		addPreferencesFromResource(R.xml.tether_prefs);

		mDataSaverBackend = new DataSaverBackend(getContext());
		mDataSaverEnabled = mDataSaverBackend.isDataSaverEnabled();
		mDataSaverFooter = findPreference(DATA_SAVER_FOOTER);

		setIfOnlyAvailableForAdmins(true);
		if (isUiRestricted()) {
		mUnavailable = true;
		@@ -145,6 +157,8 @@ public class TetherSettings extends RestrictedSettingsFragment
		mUsbTether = (SwitchPreference) findPreference(USB_TETHER_SETTINGS);
		mBluetoothTether = (SwitchPreference) findPreference(ENABLE_BLUETOOTH_TETHERING);

		mDataSaverBackend.addListener(this);

		mCm = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
		mWifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);

		@@ -161,7 +175,7 @@ public class TetherSettings extends RestrictedSettingsFragment
		}

		if (wifiAvailable && !Utils.isMonkeyRunning()) {
		mWifiApEnabler = new WifiApEnabler(activity, mEnableWifiAp);
		mWifiApEnabler = new WifiApEnabler(activity, mDataSaverBackend, mEnableWifiAp);
		initWifiTethering();
		} else {
		getPreferenceScreen().removePreference(mEnableWifiAp);
		@@ -178,6 +192,31 @@ public class TetherSettings extends RestrictedSettingsFragment
		mBluetoothTether.setChecked(false);
		}
		}
		// Set initial state based on Data Saver mode.
		onDataSaverChanged(mDataSaverBackend.isDataSaverEnabled());
		}

		@Override
		public void onDestroy() {
		mDataSaverBackend.remListener(this);
		super.onDestroy();
		}

		@Override
		public void onDataSaverChanged(boolean isDataSaving) {
		mDataSaverEnabled = isDataSaving;
		mEnableWifiAp.setEnabled(!mDataSaverEnabled);
		mUsbTether.setEnabled(!mDataSaverEnabled);
		mBluetoothTether.setEnabled(!mDataSaverEnabled);
		mDataSaverFooter.setVisible(mDataSaverEnabled);
		}

		@Override
		public void onWhitelistStatusChanged(int uid, boolean isWhitelisted) {
		}

		@Override
		public void onBlacklistStatusChanged(int uid, boolean isBlacklisted) {
		}

		private void initWifiTethering() {
		@@ -368,7 +407,7 @@ public class TetherSettings extends RestrictedSettingsFragment

		if (usbTethered) {
		mUsbTether.setSummary(R.string.usb_tethering_active_subtext);
		mUsbTether.setEnabled(true);
		mUsbTether.setEnabled(!mDataSaverEnabled);
		mUsbTether.setChecked(true);
		} else if (usbAvailable) {
		if (usbError == ConnectivityManager.TETHER_ERROR_NO_ERROR) {
		@@ -376,7 +415,7 @@ public class TetherSettings extends RestrictedSettingsFragment
		} else {
		mUsbTether.setSummary(R.string.usb_tethering_errored_subtext);
		}
		mUsbTether.setEnabled(true);
		mUsbTether.setEnabled(!mDataSaverEnabled);
		mUsbTether.setChecked(false);
		} else if (usbErrored) {
		mUsbTether.setSummary(R.string.usb_tethering_errored_subtext);
		@@ -418,7 +457,7 @@ public class TetherSettings extends RestrictedSettingsFragment
		if (btState == BluetoothAdapter.STATE_ON && bluetoothPan != null
		&& bluetoothPan.isTetheringOn()) {
		mBluetoothTether.setChecked(true);
		mBluetoothTether.setEnabled(true);
		mBluetoothTether.setEnabled(!mDataSaverEnabled);
		int bluetoothTethered = bluetoothPan.getConnectedDevices().size();
		if (bluetoothTethered > 1) {
		String summary = getString(
		@@ -434,7 +473,7 @@ public class TetherSettings extends RestrictedSettingsFragment
		mBluetoothTether.setSummary(R.string.bluetooth_tethering_available_subtext);
		}
		} else {
		mBluetoothTether.setEnabled(true);
		mBluetoothTether.setEnabled(!mDataSaverEnabled);
		mBluetoothTether.setChecked(false);
		mBluetoothTether.setSummary(R.string.bluetooth_tethering_off_subtext);
		}

src/com/android/settings/wifi/WifiApEnabler.java

+8 −4

Original line number	Diff line number	Diff line
		@@ -27,6 +27,7 @@ import android.provider.Settings;
		import android.support.v14.preference.SwitchPreference;

		import com.android.settings.R;
		import com.android.settings.datausage.DataSaverBackend;
		import com.android.settingslib.TetherUtil;

		import java.util.ArrayList;
		@@ -35,6 +36,7 @@ public class WifiApEnabler {
		private final Context mContext;
		private final SwitchPreference mSwitch;
		private final CharSequence mOriginalSummary;
		private final DataSaverBackend mDataSaverBackend;

		private WifiManager mWifiManager;
		private final IntentFilter mIntentFilter;
		@@ -70,8 +72,10 @@ public class WifiApEnabler {
		}
		};

		public WifiApEnabler(Context context, SwitchPreference switchPreference) {
		public WifiApEnabler(Context context, DataSaverBackend dataSaverBackend,
		SwitchPreference switchPreference) {
		mContext = context;
		mDataSaverBackend = dataSaverBackend;
		mSwitch = switchPreference;
		mOriginalSummary = switchPreference.getSummary();
		switchPreference.setPersistent(false);
		@@ -99,7 +103,7 @@ public class WifiApEnabler {
		boolean isAirplaneMode = Settings.Global.getInt(mContext.getContentResolver(),
		Settings.Global.AIRPLANE_MODE_ON, 0) != 0;
		if(!isAirplaneMode) {
		mSwitch.setEnabled(true);
		mSwitch.setEnabled(!mDataSaverBackend.isDataSaverEnabled());
		} else {
		mSwitch.setSummary(mOriginalSummary);
		mSwitch.setEnabled(false);
		@@ -162,7 +166,7 @@ public class WifiApEnabler {
		*/
		mSwitch.setChecked(true);
		/* Doesnt need the airplane check */
		mSwitch.setEnabled(true);
		mSwitch.setEnabled(!mDataSaverBackend.isDataSaverEnabled());
		break;
		case WifiManager.WIFI_AP_STATE_DISABLING:
		mSwitch.setSummary(R.string.wifi_tether_stopping);