| /* |
| * 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.settings.network.telephony; |
| |
| import static androidx.lifecycle.Lifecycle.Event.ON_PAUSE; |
| import static androidx.lifecycle.Lifecycle.Event.ON_RESUME; |
| |
| import android.content.Context; |
| import android.telephony.SubscriptionManager; |
| import android.view.View; |
| |
| import androidx.lifecycle.LifecycleObserver; |
| import androidx.lifecycle.LifecycleOwner; |
| import androidx.lifecycle.OnLifecycleEvent; |
| import androidx.preference.ListPreference; |
| import androidx.preference.Preference; |
| import androidx.preference.PreferenceScreen; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.settings.R; |
| import com.android.settings.network.DefaultSubscriptionReceiver; |
| import com.android.settings.network.MobileNetworkRepository; |
| import com.android.settingslib.core.lifecycle.Lifecycle; |
| import com.android.settingslib.mobile.dataservice.SubscriptionInfoEntity; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * This implements common controller functionality for a Preference letting the user see/change |
| * what mobile network subscription is used by default for some service controlled by the |
| * SubscriptionManager. This can be used for services such as Calls or SMS. |
| */ |
| public abstract class DefaultSubscriptionController extends TelephonyBasePreferenceController |
| implements LifecycleObserver, Preference.OnPreferenceChangeListener, |
| MobileNetworkRepository.MobileNetworkCallback, |
| DefaultSubscriptionReceiver.DefaultSubscriptionListener { |
| private static final String TAG = "DefaultSubController"; |
| |
| protected ListPreference mPreference; |
| protected SubscriptionManager mManager; |
| protected MobileNetworkRepository mMobileNetworkRepository; |
| protected LifecycleOwner mLifecycleOwner; |
| private DefaultSubscriptionReceiver mDataSubscriptionChangedReceiver; |
| |
| private boolean mIsRtlMode; |
| |
| List<SubscriptionInfoEntity> mSubInfoEntityList = new ArrayList<>(); |
| |
| public DefaultSubscriptionController(Context context, String preferenceKey, Lifecycle lifecycle, |
| LifecycleOwner lifecycleOwner) { |
| super(context, preferenceKey); |
| mManager = context.getSystemService(SubscriptionManager.class); |
| mIsRtlMode = context.getResources().getConfiguration().getLayoutDirection() |
| == View.LAYOUT_DIRECTION_RTL; |
| mMobileNetworkRepository = MobileNetworkRepository.getInstance(context); |
| mDataSubscriptionChangedReceiver = new DefaultSubscriptionReceiver(context, this); |
| mLifecycleOwner = lifecycleOwner; |
| if (lifecycle != null) { |
| lifecycle.addObserver(this); |
| } |
| } |
| |
| /** @return the id of the default subscription for the service, or |
| * SubscriptionManager.INVALID_SUBSCRIPTION_ID if there isn't one. */ |
| protected abstract int getDefaultSubscriptionId(); |
| |
| /** Called to change the default subscription for the service. */ |
| protected abstract void setDefaultSubscription(int subscriptionId); |
| |
| protected boolean isAskEverytimeSupported() { |
| return true; |
| } |
| |
| @Override |
| public int getAvailabilityStatus(int subId) { |
| return AVAILABLE; |
| } |
| |
| @OnLifecycleEvent(ON_RESUME) |
| public void onResume() { |
| mMobileNetworkRepository.addRegister(mLifecycleOwner, this, |
| SubscriptionManager.INVALID_SUBSCRIPTION_ID); |
| mMobileNetworkRepository.updateEntity(); |
| // Can not get default subId from database until get the callback, add register by subId |
| // later. |
| mMobileNetworkRepository.addRegisterBySubId(getDefaultSubscriptionId()); |
| mDataSubscriptionChangedReceiver.registerReceiver(); |
| } |
| |
| @OnLifecycleEvent(ON_PAUSE) |
| public void onPause() { |
| mMobileNetworkRepository.removeRegister(this); |
| mDataSubscriptionChangedReceiver.unRegisterReceiver(); |
| } |
| |
| @Override |
| public void displayPreference(PreferenceScreen screen) { |
| super.displayPreference(screen); |
| mPreference = screen.findPreference(getPreferenceKey()); |
| updateEntries(); |
| } |
| |
| @Override |
| protected void refreshSummary(Preference preference) { |
| // Currently, cannot use ListPreference.setSummary() when the summary contains user |
| // generated string, because ListPreference.getSummary() is using String.format() to format |
| // the summary when the summary is set by ListPreference.setSummary(). |
| if (preference != null) { |
| preference.setSummaryProvider(pref -> getSummary()); |
| } |
| } |
| |
| @VisibleForTesting |
| void updateEntries() { |
| if (mPreference == null) { |
| return; |
| } |
| if (!isAvailable()) { |
| mPreference.setVisible(false); |
| return; |
| } |
| mPreference.setVisible(true); |
| |
| // TODO(b/135142209) - for now we need to manually ensure we're registered as a change |
| // listener, because this might not have happened during displayPreference if |
| // getAvailabilityStatus returned CONDITIONALLY_UNAVAILABLE at the time. |
| mPreference.setOnPreferenceChangeListener(this); |
| |
| // We'll have one entry for each available subscription, plus one for a "ask me every |
| // time" entry at the end. |
| final ArrayList<CharSequence> displayNames = new ArrayList<>(); |
| final ArrayList<CharSequence> subscriptionIds = new ArrayList<>(); |
| List<SubscriptionInfoEntity> list = getSubscriptionInfoList(); |
| |
| if (list.size() == 1) { |
| mPreference.setEnabled(false); |
| mPreference.setSummaryProvider(pref -> list.get(0).uniqueName); |
| return; |
| } |
| |
| final int serviceDefaultSubId = getDefaultSubscriptionId(); |
| boolean subIsAvailable = false; |
| |
| for (SubscriptionInfoEntity sub : list) { |
| if (sub.isOpportunistic) { |
| continue; |
| } |
| displayNames.add(sub.uniqueName); |
| final int subId = Integer.parseInt(sub.subId); |
| subscriptionIds.add(sub.subId); |
| if (subId == serviceDefaultSubId) { |
| subIsAvailable = true; |
| } |
| } |
| |
| if (isAskEverytimeSupported()) { |
| // Add the extra "Ask every time" value at the end. |
| displayNames.add(mContext.getString(R.string.calls_and_sms_ask_every_time)); |
| subscriptionIds.add(Integer.toString(SubscriptionManager.INVALID_SUBSCRIPTION_ID)); |
| } |
| |
| mPreference.setEnabled(true); |
| mPreference.setEntries(displayNames.toArray(new CharSequence[0])); |
| mPreference.setEntryValues(subscriptionIds.toArray(new CharSequence[0])); |
| |
| if (subIsAvailable) { |
| mPreference.setValue(Integer.toString(serviceDefaultSubId)); |
| } else { |
| mPreference.setValue(Integer.toString(SubscriptionManager.INVALID_SUBSCRIPTION_ID)); |
| } |
| } |
| |
| @VisibleForTesting |
| protected List<SubscriptionInfoEntity> getSubscriptionInfoList() { |
| return mSubInfoEntityList; |
| } |
| |
| @Override |
| public boolean onPreferenceChange(Preference preference, Object newValue) { |
| final int subscriptionId = Integer.parseInt((String) newValue); |
| setDefaultSubscription(subscriptionId); |
| refreshSummary(mPreference); |
| return true; |
| } |
| |
| boolean isRtlMode() { |
| return mIsRtlMode; |
| } |
| |
| @Override |
| public void onActiveSubInfoChanged(List<SubscriptionInfoEntity> subInfoEntityList) { |
| mSubInfoEntityList = subInfoEntityList; |
| updateEntries(); |
| refreshSummary(mPreference); |
| } |
| |
| @Override |
| public void onDefaultVoiceChanged(int defaultVoiceSubId) { |
| updateEntries(); |
| refreshSummary(mPreference); |
| } |
| |
| @Override |
| public void onDefaultSmsChanged(int defaultSmsSubId) { |
| updateEntries(); |
| refreshSummary(mPreference); |
| } |
| } |