| /* |
| * Copyright (C) 2018 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 android.content.Context; |
| import android.content.Intent; |
| import android.content.pm.PackageManager; |
| import android.content.pm.ResolveInfo; |
| import android.os.Looper; |
| import android.os.PersistableBundle; |
| import android.provider.Settings; |
| import android.telecom.PhoneAccountHandle; |
| import android.telecom.TelecomManager; |
| import android.telephony.CarrierConfigManager; |
| import android.telephony.PhoneStateListener; |
| import android.telephony.SubscriptionManager; |
| import android.telephony.TelephonyManager; |
| import android.telephony.ims.ImsMmTelManager; |
| import android.util.Log; |
| |
| import androidx.annotation.VisibleForTesting; |
| import androidx.preference.Preference; |
| import androidx.preference.PreferenceScreen; |
| |
| import com.android.settings.R; |
| import com.android.settings.network.ims.WifiCallingQueryImsState; |
| import com.android.settingslib.core.lifecycle.LifecycleObserver; |
| import com.android.settingslib.core.lifecycle.events.OnStart; |
| import com.android.settingslib.core.lifecycle.events.OnStop; |
| |
| import java.util.List; |
| |
| /** |
| * Preference controller for "Wifi Calling" |
| */ |
| public class WifiCallingPreferenceController extends TelephonyBasePreferenceController implements |
| LifecycleObserver, OnStart, OnStop { |
| |
| private static final String TAG = "WifiCallingPreference"; |
| |
| @VisibleForTesting |
| Integer mCallState; |
| @VisibleForTesting |
| CarrierConfigManager mCarrierConfigManager; |
| private ImsMmTelManager mImsMmTelManager; |
| @VisibleForTesting |
| PhoneAccountHandle mSimCallManager; |
| private PhoneCallStateListener mPhoneStateListener; |
| private Preference mPreference; |
| |
| public WifiCallingPreferenceController(Context context, String key) { |
| super(context, key); |
| mCarrierConfigManager = context.getSystemService(CarrierConfigManager.class); |
| mPhoneStateListener = new PhoneCallStateListener(); |
| } |
| |
| @Override |
| public int getAvailabilityStatus(int subId) { |
| return SubscriptionManager.isValidSubscriptionId(subId) |
| && isWifiCallingEnabled(mContext, subId) |
| ? AVAILABLE |
| : UNSUPPORTED_ON_DEVICE; |
| } |
| |
| @Override |
| public void onStart() { |
| mPhoneStateListener.register(mContext, mSubId); |
| } |
| |
| @Override |
| public void onStop() { |
| mPhoneStateListener.unregister(); |
| } |
| |
| @Override |
| public void displayPreference(PreferenceScreen screen) { |
| super.displayPreference(screen); |
| mPreference = screen.findPreference(getPreferenceKey()); |
| final Intent intent = mPreference.getIntent(); |
| if (intent != null) { |
| intent.putExtra(Settings.EXTRA_SUB_ID, mSubId); |
| } |
| } |
| |
| @Override |
| public void updateState(Preference preference) { |
| super.updateState(preference); |
| if ((mCallState == null) || (preference == null)) { |
| Log.d(TAG, "Skip update under mCallState=" + mCallState); |
| return; |
| } |
| CharSequence summaryText = null; |
| if (mSimCallManager != null) { |
| final Intent intent = MobileNetworkUtils.buildPhoneAccountConfigureIntent(mContext, |
| mSimCallManager); |
| if (intent == null) { |
| // Do nothing in this case since preference is invisible |
| return; |
| } |
| final PackageManager pm = mContext.getPackageManager(); |
| final List<ResolveInfo> resolutions = pm.queryIntentActivities(intent, 0); |
| preference.setTitle(resolutions.get(0).loadLabel(pm)); |
| preference.setIntent(intent); |
| } else { |
| final String title = SubscriptionManager.getResourcesForSubId(mContext, mSubId) |
| .getString(R.string.wifi_calling_settings_title); |
| preference.setTitle(title); |
| summaryText = getResourceIdForWfcMode(mSubId); |
| } |
| preference.setSummary(summaryText); |
| preference.setEnabled(mCallState == TelephonyManager.CALL_STATE_IDLE); |
| } |
| |
| private CharSequence getResourceIdForWfcMode(int subId) { |
| int resId = com.android.internal.R.string.wifi_calling_off_summary; |
| if (queryImsState(subId).isEnabledByUser()) { |
| boolean useWfcHomeModeForRoaming = false; |
| if (mCarrierConfigManager != null) { |
| final PersistableBundle carrierConfig = |
| mCarrierConfigManager.getConfigForSubId(subId); |
| if (carrierConfig != null) { |
| useWfcHomeModeForRoaming = carrierConfig.getBoolean( |
| CarrierConfigManager |
| .KEY_USE_WFC_HOME_NETWORK_MODE_IN_ROAMING_NETWORK_BOOL); |
| } |
| } |
| final boolean isRoaming = getTelephonyManager(mContext, subId) |
| .isNetworkRoaming(); |
| final int wfcMode = (isRoaming && !useWfcHomeModeForRoaming) |
| ? mImsMmTelManager.getVoWiFiRoamingModeSetting() : |
| mImsMmTelManager.getVoWiFiModeSetting(); |
| switch (wfcMode) { |
| case ImsMmTelManager.WIFI_MODE_WIFI_ONLY: |
| resId = com.android.internal.R.string.wfc_mode_wifi_only_summary; |
| break; |
| case ImsMmTelManager.WIFI_MODE_CELLULAR_PREFERRED: |
| resId = com.android.internal.R.string |
| .wfc_mode_cellular_preferred_summary; |
| break; |
| case ImsMmTelManager.WIFI_MODE_WIFI_PREFERRED: |
| resId = com.android.internal.R.string.wfc_mode_wifi_preferred_summary; |
| break; |
| default: |
| break; |
| } |
| } |
| return SubscriptionManager.getResourcesForSubId(mContext, subId).getText(resId); |
| } |
| |
| public WifiCallingPreferenceController init(int subId) { |
| mSubId = subId; |
| mImsMmTelManager = getImsMmTelManager(mSubId); |
| mSimCallManager = mContext.getSystemService(TelecomManager.class) |
| .getSimCallManagerForSubscription(mSubId); |
| |
| return this; |
| } |
| |
| @VisibleForTesting |
| WifiCallingQueryImsState queryImsState(int subId) { |
| return new WifiCallingQueryImsState(mContext, subId); |
| } |
| |
| protected ImsMmTelManager getImsMmTelManager(int subId) { |
| if (!SubscriptionManager.isValidSubscriptionId(subId)) { |
| return null; |
| } |
| return ImsMmTelManager.createForSubscriptionId(subId); |
| } |
| |
| @VisibleForTesting |
| TelephonyManager getTelephonyManager(Context context, int subId) { |
| final TelephonyManager telephonyMgr = context.getSystemService(TelephonyManager.class); |
| if (!SubscriptionManager.isValidSubscriptionId(subId)) { |
| return telephonyMgr; |
| } |
| final TelephonyManager subscriptionTelephonyMgr = |
| telephonyMgr.createForSubscriptionId(subId); |
| return (subscriptionTelephonyMgr == null) ? telephonyMgr : subscriptionTelephonyMgr; |
| } |
| |
| |
| private class PhoneCallStateListener extends PhoneStateListener { |
| |
| PhoneCallStateListener() { |
| super(Looper.getMainLooper()); |
| } |
| |
| private TelephonyManager mTelephonyManager; |
| |
| @Override |
| public void onCallStateChanged(int state, String incomingNumber) { |
| mCallState = state; |
| updateState(mPreference); |
| } |
| |
| public void register(Context context, int subId) { |
| mTelephonyManager = getTelephonyManager(context, subId); |
| // assign current call state so that it helps to show correct preference state even |
| // before first onCallStateChanged() by initial registration. |
| mCallState = mTelephonyManager.getCallState(subId); |
| mTelephonyManager.listen(this, PhoneStateListener.LISTEN_CALL_STATE); |
| } |
| |
| public void unregister() { |
| mCallState = null; |
| mTelephonyManager.listen(this, PhoneStateListener.LISTEN_NONE); |
| } |
| } |
| |
| private boolean isWifiCallingEnabled(Context context, int subId) { |
| final PhoneAccountHandle simCallManager = |
| context.getSystemService(TelecomManager.class) |
| .getSimCallManagerForSubscription(subId); |
| final int phoneId = SubscriptionManager.getSlotIndex(subId); |
| |
| boolean isWifiCallingEnabled; |
| if (simCallManager != null) { |
| final Intent intent = MobileNetworkUtils.buildPhoneAccountConfigureIntent( |
| context, simCallManager); |
| |
| isWifiCallingEnabled = intent != null; |
| } else { |
| isWifiCallingEnabled = queryImsState(subId).isReadyToWifiCalling(); |
| } |
| |
| return isWifiCallingEnabled; |
| } |
| } |