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/*
* 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 static androidx.lifecycle.Lifecycle.Event.ON_START;
import static androidx.lifecycle.Lifecycle.Event.ON_STOP;
import android.content.Context;
import android.database.ContentObserver;
import android.os.Handler;
import android.os.Looper;
import android.os.PersistableBundle;
import android.provider.Settings;
import android.telephony.CarrierConfigManager;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import android.util.Log;
import androidx.annotation.VisibleForTesting;
import androidx.lifecycle.Lifecycle;
import androidx.lifecycle.LifecycleObserver;
import androidx.lifecycle.OnLifecycleEvent;
import androidx.preference.ListPreference;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;
import com.android.internal.telephony.Phone;
import com.android.internal.telephony.PhoneConstants;
import com.android.settings.network.telephony.TelephonyConstants.TelephonyManagerConstants;
import com.android.settings.R;
import java.util.ArrayList;
import java.util.List;
/**
* Preference controller for "Enabled network mode"
*/
public class EnabledNetworkModePreferenceController extends
TelephonyBasePreferenceController implements
ListPreference.OnPreferenceChangeListener, LifecycleObserver {
private static final String LOG_TAG = "EnabledNetworkMode";
private CarrierConfigManager mCarrierConfigManager;
private ContentObserver mPreferredNetworkModeObserver;
private TelephonyManager mTelephonyManager;
private boolean mIsGlobalCdma;
@VisibleForTesting
boolean mShow4GForLTE;
private Preference mPreference;
@VisibleForTesting
boolean mDisplay5gList = false;
public EnabledNetworkModePreferenceController(Context context, String key) {
super(context, key);
mCarrierConfigManager = context.getSystemService(CarrierConfigManager.class);
mPreferredNetworkModeObserver = new ContentObserver(new Handler(Looper.getMainLooper())) {
@Override
public void onChange(boolean selfChange) {
if (mPreference != null) {
updateState(mPreference);
}
}
};
}
@Override
public int getAvailabilityStatus(int subId) {
boolean visible;
final PersistableBundle carrierConfig = mCarrierConfigManager.getConfigForSubId(subId);
final TelephonyManager telephonyManager = TelephonyManager
.from(mContext).createForSubscriptionId(subId);
if (subId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
visible = false;
} else if (carrierConfig == null) {
visible = false;
} else if (carrierConfig.getBoolean(
CarrierConfigManager.KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL)
|| carrierConfig.getBoolean(
CarrierConfigManager.KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL)) {
visible = false;
} else if (carrierConfig.getBoolean(CarrierConfigManager.KEY_WORLD_PHONE_BOOL)) {
visible = false;
} else {
visible = true;
}
return visible ? AVAILABLE : CONDITIONALLY_UNAVAILABLE;
}
@OnLifecycleEvent(ON_START)
public void onStart() {
mContext.getContentResolver().registerContentObserver(
Settings.Global.getUriFor(Settings.Global.PREFERRED_NETWORK_MODE + mSubId), true,
mPreferredNetworkModeObserver);
}
@OnLifecycleEvent(ON_STOP)
public void onStop() {
mContext.getContentResolver().unregisterContentObserver(mPreferredNetworkModeObserver);
}
@Override
public void displayPreference(PreferenceScreen screen) {
super.displayPreference(screen);
mPreference = screen.findPreference(getPreferenceKey());
}
@Override
public void updateState(Preference preference) {
super.updateState(preference);
final ListPreference listPreference = (ListPreference) preference;
final int networkMode = getPreferredNetworkMode();
updatePreferenceEntries(listPreference);
updatePreferenceValueAndSummary(listPreference, networkMode);
}
@Override
public boolean onPreferenceChange(Preference preference, Object object) {
final int settingsMode = Integer.parseInt((String) object);
if (mTelephonyManager.setPreferredNetworkType(mSubId, settingsMode)) {
Settings.Global.putInt(mContext.getContentResolver(),
Settings.Global.PREFERRED_NETWORK_MODE + mSubId,
settingsMode);
updatePreferenceValueAndSummary((ListPreference) preference, settingsMode);
return true;
}
return false;
}
public void init(Lifecycle lifecycle, int subId) {
mSubId = subId;
final PersistableBundle carrierConfig = mCarrierConfigManager.getConfigForSubId(mSubId);
mTelephonyManager = mContext.getSystemService(TelephonyManager.class)
.createForSubscriptionId(mSubId);
mIsGlobalCdma = mTelephonyManager.isGlobalModeEnabled()
&& carrierConfig.getBoolean(CarrierConfigManager.KEY_SHOW_CDMA_CHOICES_BOOL);
mShow4GForLTE = carrierConfig != null
? carrierConfig.getBoolean(
CarrierConfigManager.KEY_SHOW_4G_FOR_LTE_DATA_ICON_BOOL)
: false;
final long supportedRadioBitmask = mTelephonyManager.getSupportedRadioAccessFamily();
mDisplay5gList = checkSupportedRadioBitmask(
supportedRadioBitmask, mTelephonyManager.NETWORK_TYPE_BITMASK_NR);
lifecycle.addObserver(this);
}
private int getPreferredNetworkMode() {
return Settings.Global.getInt(mContext.getContentResolver(),
Settings.Global.PREFERRED_NETWORK_MODE + mSubId,
Phone.PREFERRED_NT_MODE);
}
private void updatePreferenceEntries(ListPreference preference) {
final int phoneType = mTelephonyManager.getPhoneType();
final PersistableBundle carrierConfig = mCarrierConfigManager.getConfigForSubId(mSubId);
if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) {
final int lteForced = android.provider.Settings.Global.getInt(
mContext.getContentResolver(),
android.provider.Settings.Global.LTE_SERVICE_FORCED + mSubId,
0);
final int settingsNetworkMode = android.provider.Settings.Global.getInt(
mContext.getContentResolver(),
android.provider.Settings.Global.PREFERRED_NETWORK_MODE + mSubId,
Phone.PREFERRED_NT_MODE);
if (mTelephonyManager.isGlobalModeEnabled()) {
if (lteForced == 0) {
preference.setEntries(
R.array.enabled_networks_cdma_choices);
preference.setEntryValues(
R.array.enabled_networks_cdma_values);
} else {
switch (settingsNetworkMode) {
case TelephonyManagerConstants.NETWORK_MODE_CDMA_EVDO:
case TelephonyManagerConstants.NETWORK_MODE_CDMA_NO_EVDO:
case TelephonyManagerConstants.NETWORK_MODE_EVDO_NO_CDMA:
preference.setEntries(
R.array.enabled_networks_cdma_no_lte_choices);
preference.setEntryValues(
R.array.enabled_networks_cdma_no_lte_values);
break;
case TelephonyManagerConstants.NETWORK_MODE_GLOBAL:
case TelephonyManagerConstants.NETWORK_MODE_LTE_CDMA_EVDO:
case TelephonyManagerConstants.NETWORK_MODE_LTE_CDMA_EVDO_GSM_WCDMA:
case TelephonyManagerConstants.NETWORK_MODE_LTE_ONLY:
preference.setEntries(
R.array.enabled_networks_cdma_only_lte_choices);
preference.setEntryValues(
R.array.enabled_networks_cdma_only_lte_values);
break;
default:
preference.setEntries(
R.array.enabled_networks_cdma_choices);
preference.setEntryValues(
R.array.enabled_networks_cdma_values);
break;
}
}
}
} else if (phoneType == PhoneConstants.PHONE_TYPE_GSM) {
if (MobileNetworkUtils.isTdscdmaSupported(mContext, mSubId)) {
preference.setEntries(
R.array.enabled_networks_tdscdma_choices);
preference.setEntryValues(
R.array.enabled_networks_tdscdma_values);
} else if (carrierConfig != null
&& !carrierConfig.getBoolean(CarrierConfigManager.KEY_PREFER_2G_BOOL)
&& !carrierConfig.getBoolean(CarrierConfigManager.KEY_LTE_ENABLED_BOOL)) {
preference.setEntries(R.array.enabled_networks_except_gsm_lte_choices);
preference.setEntryValues(R.array.enabled_networks_except_gsm_lte_values);
} else if (carrierConfig != null
&& !carrierConfig.getBoolean(CarrierConfigManager.KEY_PREFER_2G_BOOL)) {
int select = mShow4GForLTE
? R.array.enabled_networks_except_gsm_4g_choices
: R.array.enabled_networks_except_gsm_choices;
preference.setEntries(select);
preference.setEntryValues(
R.array.enabled_networks_except_gsm_values);
} else if (carrierConfig != null
&& !carrierConfig.getBoolean(CarrierConfigManager.KEY_LTE_ENABLED_BOOL)) {
preference.setEntries(
R.array.enabled_networks_except_lte_choices);
preference.setEntryValues(
R.array.enabled_networks_except_lte_values);
} else if (mIsGlobalCdma) {
preference.setEntries(R.array.enabled_networks_cdma_choices);
preference.setEntryValues(R.array.enabled_networks_cdma_values);
} else {
int select = mShow4GForLTE ? R.array.enabled_networks_4g_choices
: R.array.enabled_networks_choices;
preference.setEntries(select);
preference.setEntryValues(R.array.enabled_networks_values);
}
}
//TODO(b/117881708): figure out what world mode is, then we can optimize code. Otherwise
// I prefer to keep this old code
if (MobileNetworkUtils.isWorldMode(mContext, mSubId)) {
preference.setEntries(
R.array.preferred_network_mode_choices_world_mode);
preference.setEntryValues(
R.array.preferred_network_mode_values_world_mode);
}
if (mDisplay5gList) {
add5gListItem(preference);
}
}
@VisibleForTesting
boolean checkSupportedRadioBitmask(long supportedRadioBitmask, long targetBitmask) {
Log.d(LOG_TAG, "supportedRadioBitmask: " + supportedRadioBitmask);
if ((targetBitmask & supportedRadioBitmask) > 0) {
return true;
}
return false;
}
/***
* Generate preferred network choices list for 5G
*
* @string/enabled_networks_cdma_choices
* Before | After
* @string/network_lte , 8 |@string/network_5G + @string/network_recommended , 25
* @string/network_3G , 4 |@string/network_lte_pure, 8
* @string/network_1x , 5 |@string/network_3G , 4
* @string/network_global, 10|@string/network_1x , 5
* |@string/network_global , 27
*
* @string/enabled_networks_cdma_only_lte_choices
* Before | After
* @string/network_lte , 8 |@string/network_5G + @string/network_recommended , 25
* @string/network_global, 10|@string/network_lte_pure, 8
* |@string/network_global , 27
*
* @string/enabled_networks_tdscdma_choices
* Before | After
* @string/network_lte, 22|@string/network_5G + @string/network_recommended , 33
* @string/network_3G , 18|@string/network_lte_pure, 22
* @string/network_2G , 1 |@string/network_3G , 18
* |@string/network_2G , 1
*
* @string/enabled_networks_except_gsm_4g_choices
* Before | After
* @string/network_4G , 9 |@string/network_5G + @string/network_recommended , 26
* @string/network_3G , 0 |@string/network_4G_pure , 9
* |@string/network_3G , 0
*
* @string/enabled_networks_except_gsm_choices
* Before | After
* @string/network_lte, 9 |@string/network_5G + @string/network_recommended , 26
* @string/network_3G , 0 |@string/network_lte_pure, 9
* |@string/network_3G , 0
*
* @string/enabled_networks_4g_choices
* Before | After
* @string/network_4G , 9 |@string/network_5G + @string/network_recommended , 26
* @string/network_3G , 0 |@string/network_4G_pure , 9
* @string/network_2G , 1 |@string/network_3G , 0
* |@string/network_2G , 1
*
* @string/enabled_networks_choices
* Before | After
* @string/network_lte, 9 |@string/network_5G + @string/network_recommended , 26
* @string/network_3G , 0 |@string/network_lte_pure, 9
* @string/network_2G , 1 |@string/network_3G , 0
* |@string/network_2G , 1
*
* @string/preferred_network_mode_choices_world_mode
* Before | After
* "Global" , 10|@string/network_global , 27
* "LTE / CDMA" , 8 |"LTE / CDMA" , 8
* "LTE / GSM / UMTS" , 9 |"LTE / GSM / UMTS" , 9
*/
@VisibleForTesting
void add5gListItem(ListPreference preference) {
final CharSequence[] oldEntries = preference.getEntries();
final CharSequence[] oldEntryValues = preference.getEntryValues();
List<CharSequence> newEntries = new ArrayList<>();
List<CharSequence> newEntryValues = new ArrayList<>();
CharSequence oldEntry;
CharSequence oldEntryValue;
CharSequence new5gEntry;
CharSequence new5gEntryValue;
for (int i = 0; i < oldEntries.length; i++) {
oldEntry = oldEntries[i];
oldEntryValue = oldEntryValues[i];
new5gEntry = "";
new5gEntryValue = "";
if (mContext.getString(R.string.network_lte).equals(oldEntry)) {
oldEntry = mContext.getString(R.string.network_lte_pure);
new5gEntry = mContext.getString(R.string.network_5G)
+ mContext.getString(R.string.network_recommended);
new5gEntryValue = transformLteEntryValueTo5gEntryValue(oldEntryValue);
} else if (mContext.getString(R.string.network_4G).equals(oldEntry)) {
oldEntry = mContext.getString(R.string.network_4G_pure);
new5gEntry = mContext.getString(R.string.network_5G)
+ mContext.getString(R.string.network_recommended);
new5gEntryValue = transformLteEntryValueTo5gEntryValue(oldEntryValue);
} else if (mContext.getString(R.string.network_global).equals(oldEntry)) {
//oldEntry: network_global
//oldEntryValue: TelephonyManagerConstants.NETWORK_MODE_NR_LTE_CDMA_EVDO_GSM_WCDMA
oldEntryValue = Integer.toString(
TelephonyManagerConstants.NETWORK_MODE_NR_LTE_CDMA_EVDO_GSM_WCDMA);
}
if (!TextUtils.isEmpty(new5gEntry)) {
newEntries.add(new5gEntry);
newEntryValues.add(new5gEntryValue);
}
newEntries.add(oldEntry);
newEntryValues.add(oldEntryValue);
}
preference.setEntries(newEntries.toArray(new CharSequence[newEntries.size()]));
preference.setEntryValues(newEntryValues.toArray(new CharSequence[newEntryValues.size()]));
}
/**
* transform LTE network mode to 5G network mode.
*
* @param networkMode an LTE network mode without 5G.
* @return the corresponding network mode with 5G.
*/
private CharSequence transformLteEntryValueTo5gEntryValue(CharSequence networkMode) {
int networkModeInt = Integer.valueOf(networkMode.toString());
return Integer.toString(addNrToLteNetworkType(networkModeInt));
}
private int addNrToLteNetworkType(int networkType) {
switch(networkType) {
case TelephonyManagerConstants.NETWORK_MODE_LTE_ONLY:
return TelephonyManagerConstants.NETWORK_MODE_NR_LTE;
case TelephonyManagerConstants.NETWORK_MODE_LTE_CDMA_EVDO:
return TelephonyManagerConstants.NETWORK_MODE_NR_LTE_CDMA_EVDO;
case TelephonyManagerConstants.NETWORK_MODE_LTE_GSM_WCDMA:
return TelephonyManagerConstants.NETWORK_MODE_NR_LTE_GSM_WCDMA;
case TelephonyManagerConstants.NETWORK_MODE_LTE_CDMA_EVDO_GSM_WCDMA:
return TelephonyManagerConstants.NETWORK_MODE_NR_LTE_CDMA_EVDO_GSM_WCDMA;
case TelephonyManagerConstants.NETWORK_MODE_LTE_WCDMA:
return TelephonyManagerConstants.NETWORK_MODE_NR_LTE_WCDMA;
case TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA:
return TelephonyManagerConstants.NETWORK_MODE_NR_LTE_TDSCDMA;
case TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA_GSM:
return TelephonyManagerConstants.NETWORK_MODE_NR_LTE_TDSCDMA_GSM;
case TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA_WCDMA:
return TelephonyManagerConstants.NETWORK_MODE_NR_LTE_TDSCDMA_WCDMA;
case TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA_GSM_WCDMA:
return TelephonyManagerConstants.NETWORK_MODE_NR_LTE_TDSCDMA_GSM_WCDMA;
case TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA_CDMA_EVDO_GSM_WCDMA:
return TelephonyManagerConstants.NETWORK_MODE_NR_LTE_TDSCDMA_CDMA_EVDO_GSM_WCDMA;
default:
return networkType; // not LTE
}
}
/**
* Sets the display string for the network mode choice and selects the corresponding item
*
* @param preference ListPreference for selecting the preferred network mode.
* @param networkMode the current network mode. The current mode might not be an option in the
* choice list. The nearest choice is selected instead
*/
private void updatePreferenceValueAndSummary(ListPreference preference, int networkMode) {
preference.setValue(Integer.toString(networkMode));
switch (networkMode) {
case TelephonyManagerConstants.NETWORK_MODE_TDSCDMA_WCDMA:
case TelephonyManagerConstants.NETWORK_MODE_TDSCDMA_GSM_WCDMA:
case TelephonyManagerConstants.NETWORK_MODE_TDSCDMA_GSM:
preference.setValue(
Integer.toString(TelephonyManagerConstants.NETWORK_MODE_TDSCDMA_GSM_WCDMA));
preference.setSummary(R.string.network_3G);
break;
case TelephonyManagerConstants.NETWORK_MODE_WCDMA_ONLY:
case TelephonyManagerConstants.NETWORK_MODE_GSM_UMTS:
case TelephonyManagerConstants.NETWORK_MODE_WCDMA_PREF:
if (!mIsGlobalCdma) {
preference.setValue(Integer.toString(TelephonyManagerConstants.NETWORK_MODE_WCDMA_PREF));
preference.setSummary(R.string.network_3G);
} else {
preference.setValue(Integer.toString(TelephonyManagerConstants
.NETWORK_MODE_LTE_CDMA_EVDO_GSM_WCDMA));
preference.setSummary(R.string.network_global);
}
break;
case TelephonyManagerConstants.NETWORK_MODE_GSM_ONLY:
if (!mIsGlobalCdma) {
preference.setValue(
Integer.toString(TelephonyManagerConstants.NETWORK_MODE_GSM_ONLY));
preference.setSummary(R.string.network_2G);
} else {
preference.setValue(
Integer.toString(TelephonyManagerConstants
.NETWORK_MODE_LTE_CDMA_EVDO_GSM_WCDMA));
preference.setSummary(R.string.network_global);
}
break;
case TelephonyManagerConstants.NETWORK_MODE_LTE_GSM_WCDMA:
if (MobileNetworkUtils.isWorldMode(mContext, mSubId)) {
preference.setSummary(
R.string.preferred_network_mode_lte_gsm_umts_summary);
break;
}
case TelephonyManagerConstants.NETWORK_MODE_LTE_ONLY:
case TelephonyManagerConstants.NETWORK_MODE_LTE_WCDMA:
if (!mIsGlobalCdma) {
preference.setValue(
Integer.toString(TelephonyManagerConstants.NETWORK_MODE_LTE_GSM_WCDMA));
preference.setSummary(
mShow4GForLTE ? R.string.network_4G : R.string.network_lte);
} else {
preference.setValue(
Integer.toString(TelephonyManagerConstants
.NETWORK_MODE_LTE_CDMA_EVDO_GSM_WCDMA));
preference.setSummary(R.string.network_global);
}
break;
case TelephonyManagerConstants.NETWORK_MODE_LTE_CDMA_EVDO:
if (MobileNetworkUtils.isWorldMode(mContext, mSubId)) {
preference.setSummary(
R.string.preferred_network_mode_lte_cdma_summary);
} else {
preference.setValue(
Integer.toString(TelephonyManagerConstants.NETWORK_MODE_LTE_CDMA_EVDO));
preference.setSummary(
mDisplay5gList ? R.string.network_lte_pure : R.string.network_lte);
}
break;
case TelephonyManagerConstants.NETWORK_MODE_TDSCDMA_CDMA_EVDO_GSM_WCDMA:
preference.setValue(Integer.toString(TelephonyManagerConstants
.NETWORK_MODE_TDSCDMA_CDMA_EVDO_GSM_WCDMA));
preference.setSummary(R.string.network_3G);
break;
case TelephonyManagerConstants.NETWORK_MODE_CDMA_EVDO:
case TelephonyManagerConstants.NETWORK_MODE_EVDO_NO_CDMA:
case TelephonyManagerConstants.NETWORK_MODE_GLOBAL:
preference.setValue(
Integer.toString(TelephonyManagerConstants.NETWORK_MODE_CDMA_EVDO));
preference.setSummary(R.string.network_3G);
break;
case TelephonyManagerConstants.NETWORK_MODE_CDMA_NO_EVDO:
preference.setValue(
Integer.toString(TelephonyManagerConstants.NETWORK_MODE_CDMA_NO_EVDO));
preference.setSummary(R.string.network_1x);
break;
case TelephonyManagerConstants.NETWORK_MODE_TDSCDMA_ONLY:
preference.setValue(
Integer.toString(TelephonyManagerConstants.NETWORK_MODE_TDSCDMA_ONLY));
preference.setSummary(R.string.network_3G);
break;
case TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA_GSM:
case TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA_GSM_WCDMA:
case TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA:
case TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA_WCDMA:
case TelephonyManagerConstants.NETWORK_MODE_LTE_TDSCDMA_CDMA_EVDO_GSM_WCDMA:
case TelephonyManagerConstants.NETWORK_MODE_LTE_CDMA_EVDO_GSM_WCDMA:
if (MobileNetworkUtils.isTdscdmaSupported(mContext, mSubId)) {
preference.setValue(
Integer.toString(TelephonyManagerConstants
.NETWORK_MODE_LTE_TDSCDMA_CDMA_EVDO_GSM_WCDMA));
preference.setSummary(
mDisplay5gList ? R.string.network_lte_pure : R.string.network_lte);
} else {
preference.setValue(
Integer.toString(TelephonyManagerConstants
.NETWORK_MODE_LTE_CDMA_EVDO_GSM_WCDMA));
if (mTelephonyManager.getPhoneType() == PhoneConstants.PHONE_TYPE_CDMA
|| mIsGlobalCdma
|| MobileNetworkUtils.isWorldMode(mContext, mSubId)) {
preference.setSummary(R.string.network_global);
} else {
if (mDisplay5gList) {
preference.setSummary(mShow4GForLTE
? R.string.network_4G_pure : R.string.network_lte_pure);
} else {
preference.setSummary(mShow4GForLTE
? R.string.network_4G : R.string.network_lte);
}
}
}
break;
case TelephonyManagerConstants.NETWORK_MODE_NR_LTE_CDMA_EVDO:
case TelephonyManagerConstants.NETWORK_MODE_NR_LTE_TDSCDMA_CDMA_EVDO_GSM_WCDMA:
preference.setValue(Integer.toString(networkMode));
preference.setSummary(mContext.getString(R.string.network_5G)
+ mContext.getString(R.string.network_recommended));
break;
case TelephonyManagerConstants.NETWORK_MODE_NR_LTE_CDMA_EVDO_GSM_WCDMA:
preference.setValue(
Integer.toString(TelephonyManagerConstants.NETWORK_MODE_NR_LTE_CDMA_EVDO_GSM_WCDMA));
if (mTelephonyManager.getPhoneType() == PhoneConstants.PHONE_TYPE_CDMA
|| mIsGlobalCdma
|| MobileNetworkUtils.isWorldMode(mContext, mSubId)) {
preference.setSummary(R.string.network_global);
} else {
preference.setSummary(mContext.getString(R.string.network_5G)
+ mContext.getString(R.string.network_recommended));
}
break;
default:
preference.setSummary(
mContext.getString(R.string.mobile_network_mode_error, networkMode));
}
}
}