| /* |
| * 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 android.content.Context; |
| import android.os.PersistableBundle; |
| import android.telephony.CarrierConfigManager; |
| import android.telephony.SubscriptionManager; |
| import android.text.TextUtils; |
| |
| import com.android.settings.core.BasePreferenceController; |
| |
| public class CarrierSettingsVersionPreferenceController extends BasePreferenceController { |
| |
| private int mSubscriptionId; |
| private CarrierConfigManager mManager; |
| |
| public CarrierSettingsVersionPreferenceController(Context context, String preferenceKey) { |
| super(context, preferenceKey); |
| mManager = context.getSystemService(CarrierConfigManager.class); |
| mSubscriptionId = SubscriptionManager.INVALID_SUBSCRIPTION_ID; |
| } |
| |
| public void init(int subscriptionId) { |
| mSubscriptionId = subscriptionId; |
| } |
| |
| @Override |
| public CharSequence getSummary() { |
| final PersistableBundle config = mManager.getConfigForSubId(mSubscriptionId); |
| if (config == null) { |
| return null; |
| } |
| return config.getString(CarrierConfigManager.KEY_CARRIER_CONFIG_VERSION_STRING); |
| } |
| |
| @Override |
| public int getAvailabilityStatus() { |
| return TextUtils.isEmpty(getSummary()) ? UNSUPPORTED_ON_DEVICE : AVAILABLE; |
| } |
| } |