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Commit 65f8aa2f authored by tom hsu's avatar tom hsu
Browse files

[Provider model] Internet picker Part II 

 - Add mobile internet preference with default data subscription.
 - Make prefrence to show dynamically when data subscription changed.

Video exhibition
 - http://rcll/gcmsphfhJ1UzfPSvjWOuXK/c1B2CtaFz27rlIQ2LSTJmo

Code difference
 - SubscriptionsPreferenceControllerTest.java between robolectric and junit.
  - https://diff.googleplex.com/#key=1Zm7JGPhoZwY

Bug: 172229552
Test: atest SubscriptionsPreferenceControllerTest

Change-Id: Ib50c2c51159f60f19631d1a02081eafde3436e94
parent 21338568

src/com/android/settings/network/SubscriptionsPreferenceController.java

+218 −27
Original line number Diff line number Diff line
@@ -21,10 +21,13 @@ import static androidx.lifecycle.Lifecycle.Event.ON_RESUME; 


import static com.android.settings.network.telephony.MobileNetworkUtils.NO_CELL_DATA_TYPE_ICON;



import android.content.BroadcastReceiver;

import android.content.Context;

import android.content.Intent;

import android.content.IntentFilter;

import android.graphics.drawable.Drawable;

import android.provider.Settings;

import android.telephony.ServiceState;

import android.telephony.SignalStrength;

import android.telephony.SubscriptionInfo;

import android.telephony.SubscriptionManager;
@@ -46,6 +49,7 @@ import com.android.settings.network.telephony.DataConnectivityListener; 
import com.android.settings.network.telephony.MobileNetworkActivity;

import com.android.settings.network.telephony.MobileNetworkUtils;

import com.android.settings.network.telephony.SignalStrengthListener;

import com.android.settings.widget.GearPreference;

import com.android.settingslib.core.AbstractPreferenceController;

import com.android.settingslib.net.SignalStrengthUtil;
@@ -55,9 +59,15 @@ import java.util.Map; 
import java.util.Set;



/**

 * This manages a set of Preferences it places into a PreferenceGroup owned by some parent

 * If the provider model is not enabled, this controller manages a set of Preferences it places into

 * a PreferenceGroup owned by some parent

 * controller class - one for each available subscription. This controller is only considered

 * available if there are 2 or more subscriptions.

 *

 * If the provider model is enabled, this controller manages preference with data subscription

 * information and make its state display on preference.

 * TODO this class will clean up the multiple subscriptions functionality after the provider

 * model is released.

 */

public class SubscriptionsPreferenceController extends AbstractPreferenceController implements

        LifecycleObserver, SubscriptionsChangeListener.SubscriptionsChangeListenerClient,
@@ -68,16 +78,30 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
    private UpdateListener mUpdateListener;

    private String mPreferenceGroupKey;

    private PreferenceGroup mPreferenceGroup;

    private SubscriptionManager mManager;

    private TelephonyManager mTelephonyManager;

    private SubscriptionManager mSubscriptionManager;

    private SubscriptionsChangeListener mSubscriptionsListener;

    private MobileDataEnabledListener mDataEnabledListener;

    private DataConnectivityListener mConnectivityListener;

    private SignalStrengthListener mSignalStrengthListener;



    @VisibleForTesting

    final BroadcastReceiver mDataSubscriptionChangedReceiver = new BroadcastReceiver() {

        @Override

        public void onReceive(Context context, Intent intent) {

            final String action = intent.getAction();

            if (action.equals(TelephonyManager.ACTION_DEFAULT_DATA_SUBSCRIPTION_CHANGED)) {

                update();

            }

        }

    };



    // Map of subscription id to Preference

    private Map<Integer, Preference> mSubscriptionPreferences;

    private int mStartOrder;

    private GearPreference mSubsGearPref;



    private SubsPrefCtrlInjector mSubsPrefCtrlInjector;

    /**

     * This interface lets a parent of this class know that some change happened - this could

     * either be because overall availability changed, or because we've added/removed/updated some
@@ -107,21 +131,37 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
        mUpdateListener = updateListener;

        mPreferenceGroupKey = preferenceGroupKey;

        mStartOrder = startOrder;

        mManager = context.getSystemService(SubscriptionManager.class);

        mTelephonyManager = context.getSystemService(TelephonyManager.class);

        mSubscriptionManager = context.getSystemService(SubscriptionManager.class);

        mSubscriptionPreferences = new ArrayMap<>();

        mSubscriptionsListener = new SubscriptionsChangeListener(context, this);

        mDataEnabledListener = new MobileDataEnabledListener(context, this);

        mConnectivityListener = new DataConnectivityListener(context, this);

        mSignalStrengthListener = new SignalStrengthListener(context, this);

        lifecycle.addObserver(this);

        mSubsPrefCtrlInjector = createSubsPrefCtrlInjector();

    }



    private void registerDataSubscriptionChangedReceiver() {

        IntentFilter filter = new IntentFilter();

        filter.addAction(TelephonyManager.ACTION_DEFAULT_DATA_SUBSCRIPTION_CHANGED);

        mContext.registerReceiver(mDataSubscriptionChangedReceiver, filter);

    }



    private void unRegisterDataSubscriptionChangedReceiver() {

        if (mDataSubscriptionChangedReceiver != null) {

            mContext.unregisterReceiver(mDataSubscriptionChangedReceiver);

        }



    }



    @OnLifecycleEvent(ON_RESUME)

    public void onResume() {

        mSubscriptionsListener.start();

        mDataEnabledListener.start(SubscriptionManager.getDefaultDataSubscriptionId());

        mDataEnabledListener.start(mSubsPrefCtrlInjector.getDefaultDataSubscriptionId());

        mConnectivityListener.start();

        mSignalStrengthListener.resume();

        registerDataSubscriptionChangedReceiver();

        update();

    }
@@ -131,6 +171,7 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
        mDataEnabledListener.stop();

        mConnectivityListener.stop();

        mSignalStrengthListener.pause();

        unRegisterDataSubscriptionChangedReceiver();

    }



    @Override
@@ -143,29 +184,116 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
        if (mPreferenceGroup == null) {

            return;

        }



        if (!isAvailable()) {

            if (mSubsGearPref != null) {

                mPreferenceGroup.removePreference(mSubsGearPref);

            }

            for (Preference pref : mSubscriptionPreferences.values()) {

                mPreferenceGroup.removePreference(pref);

            }



            mSubscriptionPreferences.clear();

            mSignalStrengthListener.updateSubscriptionIds(Collections.emptySet());

            mUpdateListener.onChildrenUpdated();

            return;

        }



        if (mSubsPrefCtrlInjector.isProviderModelEnabled(mContext)) {

            updateForProvider();

        } else {

            updateForBase();

        }

    }



    private void updateForProvider() {

        SubscriptionInfo subInfo = mSubscriptionManager.getDefaultDataSubscriptionInfo();

        if (subInfo == null) {

            mPreferenceGroup.removeAll();

            return;

        }

        if (mSubsGearPref == null) {

            mPreferenceGroup.removeAll();

            mSubsGearPref = new GearPreference(mContext, null);

            mSubsGearPref.setOnPreferenceClickListener(preference -> {

                //TODO(b/176141379) Wait for wifiManager#selectCarrier(int subscriptionId)

                return true;

            });

            mSubsGearPref.setOnGearClickListener(p ->

                    startMobileNetworkActivity(mContext, subInfo.getSubscriptionId()));

        }



        mSubsGearPref.setTitle(subInfo.getDisplayName());

        mSubsGearPref.setOrder(mStartOrder);

        //TODO(b/176141828) Wait for api provided by system ui.

        mSubsGearPref.setSummary(getMobilePreferenceSummary());

        mSubsGearPref.setIcon(getIcon(subInfo.getSubscriptionId()));

        mPreferenceGroup.addPreference(mSubsGearPref);



        final Set<Integer> activeDataSubIds = new ArraySet<>();

        activeDataSubIds.add(subInfo.getSubscriptionId());

        mSignalStrengthListener.updateSubscriptionIds(activeDataSubIds);

        mUpdateListener.onChildrenUpdated();

    }



    private String getMobilePreferenceSummary() {

        //TODO(b/176141828) Waiting for the api provided by system UI.

        String result = "5G";

        if (MobileNetworkUtils.activeNetworkIsCellular(mContext)) {

            result = "Active, " + result;

        }

        return result;

    }



    private Drawable getIcon(int subId) {

        final TelephonyManager tmForSubId = mTelephonyManager.createForSubscriptionId(subId);

        final SignalStrength strength = tmForSubId.getSignalStrength();

        int level = (strength == null) ? 0 : strength.getLevel();



        int numLevels = SignalStrength.NUM_SIGNAL_STRENGTH_BINS;

        if (shouldInflateSignalStrength(subId)) {

            level += 1;

            numLevels += 1;

        }



        final boolean isMobileDataOn = tmForSubId.isDataEnabled();

        final boolean isActiveCellularNetwork =

                mSubsPrefCtrlInjector.isActiveCellularNetwork(mContext);

        final boolean isMobileDataAccessible = tmForSubId.getDataState()

                == TelephonyManager.DATA_CONNECTED;

        final ServiceState serviceState = tmForSubId.getServiceState();

        final boolean isVoiceOutOfService = (serviceState == null)

                ? true

                : (serviceState.getState() == ServiceState.STATE_OUT_OF_SERVICE);



        Drawable icon = mSubsPrefCtrlInjector.getIcon(mContext, level, numLevels, false);



        if (isActiveCellularNetwork) {

            icon.setTint(Utils.getColorAccentDefaultColor(mContext));

            return icon;

        }

        if ((isMobileDataOn && isMobileDataAccessible)

                || (!isMobileDataOn && !isVoiceOutOfService)) {

            return icon;

        }



        icon = mContext.getDrawable(R.drawable.ic_signal_strength_zero_bar_no_internet);

        return icon;

    }



    private void updateForBase() {

        final Map<Integer, Preference> existingPrefs = mSubscriptionPreferences;

        mSubscriptionPreferences = new ArrayMap<>();



        int order = mStartOrder;

        final Set<Integer> activeSubIds = new ArraySet<>();

        final int dataDefaultSubId = SubscriptionManager.getDefaultDataSubscriptionId();

        for (SubscriptionInfo info : SubscriptionUtil.getActiveSubscriptions(mManager)) {

        final int dataDefaultSubId = mSubsPrefCtrlInjector.getDefaultDataSubscriptionId();

        for (SubscriptionInfo info :

                SubscriptionUtil.getActiveSubscriptions(mSubscriptionManager)) {

            final int subId = info.getSubscriptionId();

            // Avoid from showing subscription(SIM)s which has been marked as hidden

            // For example, only one subscription will be shown when there're multiple

            // subscriptions with same group UUID.

            if (!canSubscriptionBeDisplayed(mContext, subId)) {

            if (!mSubsPrefCtrlInjector.canSubscriptionBeDisplayed(mContext, subId)) {

                continue;

            }

            activeSubIds.add(subId);
@@ -181,9 +309,7 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
            pref.setOrder(order++);



            pref.setOnPreferenceClickListener(clickedPref -> {

                final Intent intent = new Intent(mContext, MobileNetworkActivity.class);

                intent.putExtra(Settings.EXTRA_SUB_ID, subId);

                mContext.startActivity(intent);

                startMobileNetworkActivity(mContext, subId);

                return true;

            });
@@ -198,6 +324,12 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
        mUpdateListener.onChildrenUpdated();

    }



    private static void startMobileNetworkActivity(Context context, int subId) {

        final Intent intent = new Intent(context, MobileNetworkActivity.class);

        intent.putExtra(Settings.EXTRA_SUB_ID, subId);

        context.startActivity(intent);

    }



    @VisibleForTesting

    boolean shouldInflateSignalStrength(int subId) {

        return SignalStrengthUtil.shouldInflateSignalStrength(mContext, subId);
@@ -214,14 +346,9 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
            level += 1;

            numLevels += 1;

        }

        final boolean showCutOut = !isDefaultForData || !mgr.isDataEnabled();

        pref.setIcon(getIcon(level, numLevels, showCutOut));

    }



    @VisibleForTesting

    Drawable getIcon(int level, int numLevels, boolean cutOut) {

        return MobileNetworkUtils.getSignalStrengthIcon(mContext, level, numLevels,

                NO_CELL_DATA_TYPE_ICON, cutOut);

        final boolean showCutOut = !isDefaultForData || !mgr.isDataEnabled();

        pref.setIcon(mSubsPrefCtrlInjector.getIcon(mContext, level, numLevels, showCutOut));

    }



    /**
@@ -236,8 +363,8 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
     * If a subscription isn't the default for anything, we just say it is available.

     */

    protected String getSummary(int subId, boolean isDefaultForData) {

        final int callsDefaultSubId = SubscriptionManager.getDefaultVoiceSubscriptionId();

        final int smsDefaultSubId = SubscriptionManager.getDefaultSmsSubscriptionId();

        final int callsDefaultSubId = mSubsPrefCtrlInjector.getDefaultVoiceSubscriptionId();

        final int smsDefaultSubId = mSubsPrefCtrlInjector.getDefaultSmsSubscriptionId();



        String line1 = null;

        if (subId == callsDefaultSubId && subId == smsDefaultSubId) {
@@ -253,7 +380,7 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
            final TelephonyManager telMgrForSub = mContext.getSystemService(

                    TelephonyManager.class).createForSubscriptionId(subId);

            final boolean dataEnabled = telMgrForSub.isDataEnabled();

            if (dataEnabled && MobileNetworkUtils.activeNetworkIsCellular(mContext)) {

            if (dataEnabled && mSubsPrefCtrlInjector.isActiveCellularNetwork(mContext)) {

                line2 = mContext.getString(R.string.mobile_data_active);

            } else if (!dataEnabled) {

                line2 = mContext.getString(R.string.mobile_data_off);
@@ -274,14 +401,16 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
    }



    /**

     * @return true if there are at least 2 available subscriptions.

     * @return true if there are at least 2 available subscriptions,

     * or if there is at least 1 available subscription for provider model.

     */

    @Override

    public boolean isAvailable() {

        if (mSubscriptionsListener.isAirplaneModeOn()) {

            return false;

        }

        List<SubscriptionInfo> subInfoList = SubscriptionUtil.getActiveSubscriptions(mManager);

        List<SubscriptionInfo> subInfoList =

                SubscriptionUtil.getActiveSubscriptions(mSubscriptionManager);

        if (subInfoList == null) {

            return false;

        }
@@ -290,8 +419,9 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
                // For example, only one subscription will be shown when there're multiple

                // subscriptions with same group UUID.

                .filter(subInfo ->

                        canSubscriptionBeDisplayed(mContext, subInfo.getSubscriptionId()))

                .count() >= (Utils.isProviderModelEnabled(mContext) ? 1 : 2);

                        mSubsPrefCtrlInjector.canSubscriptionBeDisplayed(mContext,

                                subInfo.getSubscriptionId()))

                .count() >= (mSubsPrefCtrlInjector.isProviderModelEnabled(mContext) ? 1 : 2);

    }



    @Override
@@ -307,7 +437,7 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
    @Override

    public void onSubscriptionsChanged() {

        // See if we need to change which sub id we're using to listen for enabled/disabled changes.

        int defaultDataSubId = SubscriptionManager.getDefaultDataSubscriptionId();

        int defaultDataSubId = mSubsPrefCtrlInjector.getDefaultDataSubscriptionId();

        if (defaultDataSubId != mDataEnabledListener.getSubId()) {

            mDataEnabledListener.stop();

            mDataEnabledListener.start(defaultDataSubId);
@@ -335,4 +465,65 @@ public class SubscriptionsPreferenceController extends AbstractPreferenceControl 
        return (SubscriptionUtil.getAvailableSubscription(context,

                ProxySubscriptionManager.getInstance(context), subId) != null);

    }



    SubsPrefCtrlInjector createSubsPrefCtrlInjector() {

        return new SubsPrefCtrlInjector();

    }



    /**

     * To inject necessary data from each static api.

     */

    @VisibleForTesting

    public static class SubsPrefCtrlInjector {

        /**

         * Use to inject function and value for class and test class.

         */

        public boolean canSubscriptionBeDisplayed(Context context, int subId) {

            return (SubscriptionUtil.getAvailableSubscription(context,

                    ProxySubscriptionManager.getInstance(context), subId) != null);

        }



        /**

         * Check SIM be able to display on UI.

         */

        public int getDefaultSmsSubscriptionId() {

            return SubscriptionManager.getDefaultSmsSubscriptionId();

        }



        /**

         * Get default voice subscription ID.

         */

        public int getDefaultVoiceSubscriptionId() {

            return SubscriptionManager.getDefaultVoiceSubscriptionId();

        }



        /**

         * Get default data subscription ID.

         */

        public int getDefaultDataSubscriptionId() {

            return SubscriptionManager.getDefaultDataSubscriptionId();

        }



        /**

         * Confirm the current network is cellular and active.

         */

        public boolean isActiveCellularNetwork(Context context) {

            return MobileNetworkUtils.activeNetworkIsCellular(context);

        }



        /**

         * Confirm the flag of Provider Model switch is turned on or not.

         */

        public boolean isProviderModelEnabled(Context context) {

            return Utils.isProviderModelEnabled(context);

        }



        /**

         * Get signal icon with different signal level.

         */

        public Drawable getIcon(Context context, int level, int numLevels, boolean cutOut) {

            return MobileNetworkUtils.getSignalStrengthIcon(context, level, numLevels,

                    NO_CELL_DATA_TYPE_ICON, cutOut);

        }

    }

}
 
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