| /* |
| * Copyright (C) 2019 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.car.settings.network; |
| |
| import android.car.drivingstate.CarUxRestrictions; |
| import android.content.Context; |
| import android.database.ContentObserver; |
| import android.net.ConnectivityManager; |
| import android.net.Uri; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.os.UserManager; |
| import android.provider.Settings; |
| import android.telephony.SubscriptionInfo; |
| import android.telephony.SubscriptionManager; |
| import android.telephony.TelephonyManager; |
| |
| import androidx.annotation.CallSuper; |
| import androidx.annotation.VisibleForTesting; |
| |
| import com.android.car.settings.R; |
| import com.android.car.settings.common.FragmentController; |
| import com.android.car.settings.common.PreferenceController; |
| import com.android.car.ui.preference.CarUiTwoActionSwitchPreference; |
| import com.android.settingslib.utils.StringUtil; |
| |
| import java.util.List; |
| |
| /** Controls the preference for accessing mobile network settings. */ |
| public class MobileNetworkEntryPreferenceController extends |
| PreferenceController<CarUiTwoActionSwitchPreference> implements |
| SubscriptionsChangeListener.SubscriptionsChangeAction { |
| |
| private final UserManager mUserManager; |
| private final SubscriptionsChangeListener mChangeListener; |
| private final SubscriptionManager mSubscriptionManager; |
| private final ConnectivityManager mConnectivityManager; |
| private final TelephonyManager mTelephonyManager; |
| private final int mSubscriptionId; |
| private final ContentObserver mMobileDataChangeObserver = new ContentObserver( |
| new Handler(Looper.getMainLooper())) { |
| @Override |
| public void onChange(boolean selfChange) { |
| super.onChange(selfChange); |
| refreshUi(); |
| } |
| }; |
| |
| public MobileNetworkEntryPreferenceController(Context context, String preferenceKey, |
| FragmentController fragmentController, CarUxRestrictions uxRestrictions) { |
| super(context, preferenceKey, fragmentController, uxRestrictions); |
| mUserManager = UserManager.get(context); |
| mChangeListener = new SubscriptionsChangeListener(context, /* action= */ this); |
| mSubscriptionManager = context.getSystemService(SubscriptionManager.class); |
| mConnectivityManager = context.getSystemService(ConnectivityManager.class); |
| mTelephonyManager = context.getSystemService(TelephonyManager.class); |
| mSubscriptionId = SubscriptionManager.getDefaultDataSubscriptionId(); |
| } |
| |
| @Override |
| protected Class<CarUiTwoActionSwitchPreference> getPreferenceType() { |
| return CarUiTwoActionSwitchPreference.class; |
| } |
| |
| @Override |
| protected void onCreateInternal() { |
| super.onCreateInternal(); |
| getPreference().setOnSecondaryActionClickListener(this::onSecondaryActionClick); |
| } |
| |
| @Override |
| protected void updateState(CarUiTwoActionSwitchPreference preference) { |
| List<SubscriptionInfo> subs = SubscriptionUtils.getAvailableSubscriptions( |
| mSubscriptionManager, mTelephonyManager); |
| preference.setEnabled(!subs.isEmpty() && getAvailabilityStatus() == AVAILABLE); |
| preference.setSummary(getSummary(subs)); |
| getPreference().setSecondaryActionChecked(mTelephonyManager.isDataEnabled()); |
| } |
| |
| @Override |
| protected void onStartInternal() { |
| mChangeListener.start(); |
| if (mSubscriptionId != SubscriptionManager.INVALID_SUBSCRIPTION_ID) { |
| getContext().getContentResolver().registerContentObserver(getObservableUri( |
| mSubscriptionId), /* notifyForDescendants= */ false, mMobileDataChangeObserver); |
| } |
| } |
| |
| @Override |
| protected void onStopInternal() { |
| mChangeListener.stop(); |
| if (mSubscriptionId != SubscriptionManager.INVALID_SUBSCRIPTION_ID) { |
| getContext().getContentResolver().unregisterContentObserver(mMobileDataChangeObserver); |
| } |
| } |
| |
| @Override |
| protected int getDefaultAvailabilityStatus() { |
| if (!NetworkUtils.hasMobileNetwork(mConnectivityManager) |
| && !NetworkUtils.hasSim(mTelephonyManager)) { |
| return UNSUPPORTED_ON_DEVICE; |
| } |
| |
| boolean isNotAdmin = !mUserManager.isAdminUser(); |
| boolean hasRestriction = |
| mUserManager.hasUserRestriction(UserManager.DISALLOW_CONFIG_MOBILE_NETWORKS); |
| if (isNotAdmin || hasRestriction) { |
| return DISABLED_FOR_PROFILE; |
| } |
| return AVAILABLE; |
| } |
| |
| @Override |
| protected boolean handlePreferenceClicked(CarUiTwoActionSwitchPreference preference) { |
| List<SubscriptionInfo> subs = SubscriptionUtils.getAvailableSubscriptions( |
| mSubscriptionManager, mTelephonyManager); |
| if (subs.isEmpty()) { |
| return true; |
| } |
| |
| if (subs.size() == 1) { |
| getFragmentController().launchFragment( |
| MobileNetworkFragment.newInstance(subs.get(0).getSubscriptionId())); |
| } else { |
| getFragmentController().launchFragment(new MobileNetworkListFragment()); |
| } |
| return true; |
| } |
| |
| @Override |
| @CallSuper |
| public void onSubscriptionsChanged() { |
| refreshUi(); |
| } |
| |
| private CharSequence getSummary(List<SubscriptionInfo> subs) { |
| if (!mTelephonyManager.isDataEnabled()) { |
| return getContext().getString(R.string.mobile_network_state_off); |
| } |
| int count = subs.size(); |
| if (subs.isEmpty()) { |
| return null; |
| } else if (count == 1) { |
| return subs.get(0).getDisplayName(); |
| } else { |
| return StringUtil.getIcuPluralsString(getContext(), count, |
| R.string.mobile_network_summary_count); |
| } |
| } |
| |
| private Uri getObservableUri(int subId) { |
| Uri uri = Settings.Global.getUriFor(Settings.Global.MOBILE_DATA); |
| if (mTelephonyManager.getSimCount() != 1) { |
| uri = Settings.Global.getUriFor(Settings.Global.MOBILE_DATA + subId); |
| } |
| return uri; |
| } |
| |
| @VisibleForTesting |
| void onSecondaryActionClick(boolean isChecked) { |
| mTelephonyManager.setDataEnabled(isChecked); |
| } |
| } |