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Commit c4a22947 authored by Zhen Zhang's avatar Zhen Zhang Committed by Android (Google) Code Review
Browse files

Merge "Add a Preference into "Network & internet" for new tethering UI"

parents 655debca 31f1a346
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+12 −0
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@@ -79,6 +79,18 @@
        settings:userRestriction="no_config_tethering"
        settings:useAdminDisabledSummary="true" />

    <com.android.settings.widget.MasterSwitchPreference
        android:fragment="com.android.settings.AllInOneTetherSettings"
        android:key="all_tether_settings"
        android:title="@string/tether_settings_title_all"
        android:icon="@drawable/ic_wifi_tethering"
        android:order="6"
        android:summary="@string/summary_placeholder"
        settings:controller="com.android.settings.network.AllInOneTetherPreferenceController"
        settings:keywords="@string/keywords_hotspot_tethering"
        settings:userRestriction="no_config_tethering"
        settings:useAdminDisabledSummary="true" />

    <com.android.settings.datausage.DataSaverPreference
        android:key="restrict_background_parent_entry"
        android:title="@string/data_saver_title"
+151 −0
Original line number Diff line number Diff line
/*
 * Copyright (C) 2020 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.android.settings.network;

import static android.os.UserManager.DISALLOW_CONFIG_TETHERING;

import static com.android.settingslib.RestrictedLockUtilsInternal.checkIfRestrictionEnforced;

import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothPan;
import android.bluetooth.BluetoothProfile;
import android.content.Context;
import android.os.UserHandle;
import android.util.FeatureFlagUtils;
import android.util.Log;

import androidx.annotation.VisibleForTesting;
import androidx.lifecycle.Lifecycle;
import androidx.lifecycle.Lifecycle.Event;
import androidx.lifecycle.LifecycleObserver;
import androidx.lifecycle.OnLifecycleEvent;
import androidx.preference.PreferenceScreen;

import com.android.settings.TetherSettings;
import com.android.settings.core.BasePreferenceController;
import com.android.settings.core.FeatureFlags;
import com.android.settings.widget.MasterSwitchController;
import com.android.settings.widget.MasterSwitchPreference;
import com.android.settingslib.TetherUtil;

import java.util.concurrent.atomic.AtomicReference;

/**
 * This controller helps to manage the switch state and visibility of "Hotspot & tethering" switch
 * preference. It updates the preference summary text based on tethering state.
 */
public class AllInOneTetherPreferenceController extends BasePreferenceController implements
        LifecycleObserver {
    private static final String TAG = "AllInOneTetherPreferenceController";

    private final boolean mAdminDisallowedTetherConfig;
    private final AtomicReference<BluetoothPan> mBluetoothPan;
    private final BluetoothAdapter mBluetoothAdapter;
    @VisibleForTesting
    final BluetoothProfile.ServiceListener mBtProfileServiceListener =
            new BluetoothProfile.ServiceListener() {
                @Override
                public void onServiceConnected(int profile, BluetoothProfile proxy) {
                    mBluetoothPan.set((BluetoothPan) proxy);
                }

                @Override
                public void onServiceDisconnected(int profile) {
                    mBluetoothPan.set(null);
                }
            };

    private MasterSwitchPreference mPreference;

    @VisibleForTesting(otherwise = VisibleForTesting.NONE)
    AllInOneTetherPreferenceController() {
        super(null /*context*/, "test");
        mAdminDisallowedTetherConfig = false;
        mBluetoothPan = new AtomicReference<>();
        mBluetoothAdapter = null;
    }

    public AllInOneTetherPreferenceController(Context context, String key) {
        super(context, key);
        mBluetoothPan = new AtomicReference<>();
        mAdminDisallowedTetherConfig = checkIfRestrictionEnforced(
                context, DISALLOW_CONFIG_TETHERING, UserHandle.myUserId()) != null;
        mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
    }

    @Override
    public void displayPreference(PreferenceScreen screen) {
        super.displayPreference(screen);
        mPreference = screen.findPreference(mPreferenceKey);
        if (mPreference != null && !mAdminDisallowedTetherConfig) {
            // Grey out if provisioning is not available.
            mPreference.setEnabled(!TetherSettings.isProvisioningNeededButUnavailable(mContext));
        }
    }

    @Override
    public int getAvailabilityStatus() {
        if (!TetherUtil.isTetherAvailable(mContext)
                || !FeatureFlagUtils.isEnabled(mContext, FeatureFlags.TETHER_ALL_IN_ONE)) {
            return CONDITIONALLY_UNAVAILABLE;
        } else {
            return AVAILABLE;
        }
    }

    @Override
    public CharSequence getSummary() {
        if (mPreference != null && mPreference.isChecked()) {
            // TODO(b/149256198) update summary accordingly.
            return "Tethering";
        }

        return "Not sharing internet with other devices";
    }

    @OnLifecycleEvent(Event.ON_CREATE)
    public void onCreate() {
        if (mBluetoothAdapter != null
                && mBluetoothAdapter.getState() == BluetoothAdapter.STATE_ON) {
            mBluetoothAdapter.getProfileProxy(mContext, mBtProfileServiceListener,
                        BluetoothProfile.PAN);
        }
    }

    @OnLifecycleEvent(Event.ON_DESTROY)
    public void onDestroy() {
        final BluetoothProfile profile = mBluetoothPan.getAndSet(null);
        if (profile != null && mBluetoothAdapter != null) {
            mBluetoothAdapter.closeProfileProxy(BluetoothProfile.PAN, profile);
        }
    }

    void init(Lifecycle lifecycle) {
        lifecycle.addObserver(this);
    }

    void initEnabler(Lifecycle lifecycle) {
        if (mPreference != null) {
            TetherEnabler tetherEnabler = new TetherEnabler(
                    mContext, new MasterSwitchController(mPreference), mBluetoothPan);
            if (lifecycle != null) {
                lifecycle.addObserver(tetherEnabler);
            }
        } else {
            Log.e(TAG, "TetherEnabler is not initialized");
        }
    }
}
+8 −0
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ import static com.android.settings.network.MobilePlanPreferenceController.MANAGE
import android.app.Dialog;
import android.app.settings.SettingsEnums;
import android.content.Context;
import android.os.Bundle;
import android.util.Log;

import androidx.appcompat.app.AlertDialog;
@@ -65,6 +66,13 @@ public class NetworkDashboardFragment extends DashboardFragment implements

        use(MultiNetworkHeaderController.class).init(getSettingsLifecycle());
        use(AirplaneModePreferenceController.class).setFragment(this);
        use(AllInOneTetherPreferenceController.class).init(getSettingsLifecycle());
    }

    @Override
    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
        super.onCreatePreferences(savedInstanceState, rootKey);
        use(AllInOneTetherPreferenceController.class).initEnabler(getSettingsLifecycle());
    }

    @Override
+2 −6
Original line number Diff line number Diff line
@@ -39,7 +39,6 @@ import androidx.annotation.VisibleForTesting;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;

import com.android.settings.AllInOneTetherSettings;
import com.android.settings.R;
import com.android.settings.TetherSettings;
import com.android.settings.core.FeatureFlags;
@@ -112,16 +111,13 @@ public class TetherPreferenceController extends AbstractPreferenceController imp

            // Grey out if provisioning is not available.
            mPreference.setEnabled(!TetherSettings.isProvisioningNeededButUnavailable(mContext));

            if (FeatureFlagUtils.isEnabled(mContext, FeatureFlags.TETHER_ALL_IN_ONE)) {
                mPreference.setFragment(AllInOneTetherSettings.class.getName());
            }
        }
    }

    @Override
    public boolean isAvailable() {
        return TetherUtil.isTetherAvailable(mContext);
        return TetherUtil.isTetherAvailable(mContext)
                && !FeatureFlagUtils.isEnabled(mContext, FeatureFlags.TETHER_ALL_IN_ONE);
    }

    @Override
+93 −0
Original line number Diff line number Diff line
/*
 * Copyright (C) 2020 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.settings.network;

import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
import static org.mockito.Mockito.when;

import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothPan;
import android.bluetooth.BluetoothProfile;
import android.content.Context;

import com.android.settings.widget.MasterSwitchPreference;

import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.util.ReflectionHelpers;

import java.util.concurrent.atomic.AtomicReference;

@RunWith(RobolectricTestRunner.class)
public class AllInOneTetherPreferenceControllerTest {

    @Mock
    private Context mContext;
    @Mock
    private BluetoothAdapter mBluetoothAdapter;
    @Mock
    private MasterSwitchPreference mPreference;

    private AllInOneTetherPreferenceController mController;

    @Before
    public void setUp() {
        MockitoAnnotations.initMocks(this);
        mController = spy(AllInOneTetherPreferenceController.class);
        ReflectionHelpers.setField(mController, "mContext", mContext);
        ReflectionHelpers.setField(mController, "mBluetoothAdapter", mBluetoothAdapter);
        ReflectionHelpers.setField(mController, "mPreference", mPreference);
    }

    @Test
    public void lifeCycle_onCreate_shouldInitBluetoothPan() {
        when(mBluetoothAdapter.getState()).thenReturn(BluetoothAdapter.STATE_ON);
        mController.onCreate();

        verify(mBluetoothAdapter).getState();
        verify(mBluetoothAdapter).getProfileProxy(mContext, mController.mBtProfileServiceListener,
                BluetoothProfile.PAN);
    }

    @Test
    public void lifeCycle_onCreate_shouldNotInitBluetoothPanWhenBluetoothOff() {
        when(mBluetoothAdapter.getState()).thenReturn(BluetoothAdapter.STATE_OFF);
        mController.onCreate();

        verify(mBluetoothAdapter).getState();
        verifyNoMoreInteractions(mBluetoothAdapter);
    }

    @Test
    public void goThroughLifecycle_shouldDestroyBluetoothProfile() {
        final BluetoothPan pan = mock(BluetoothPan.class);
        final AtomicReference<BluetoothPan> panRef =
                ReflectionHelpers.getField(mController, "mBluetoothPan");
        panRef.set(pan);

        mController.onDestroy();

        verify(mBluetoothAdapter).closeProfileProxy(BluetoothProfile.PAN, pan);
    }
}