| /* |
| * 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 androidx.lifecycle.Lifecycle; |
| import androidx.lifecycle.LifecycleObserver; |
| import androidx.lifecycle.OnLifecycleEvent; |
| import androidx.preference.PreferenceCategory; |
| import androidx.preference.PreferenceScreen; |
| |
| import com.android.settings.core.BasePreferenceController; |
| import com.android.settings.network.SubscriptionsChangeListener; |
| |
| public class DisabledSubscriptionController extends BasePreferenceController implements |
| SubscriptionsChangeListener.SubscriptionsChangeListenerClient, LifecycleObserver { |
| private PreferenceCategory mCategory; |
| private int mSubId; |
| private SubscriptionsChangeListener mChangeListener; |
| private SubscriptionManager mSubscriptionManager; |
| |
| public DisabledSubscriptionController(Context context, String preferenceKey) { |
| super(context, preferenceKey); |
| mSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID; |
| mSubscriptionManager = mContext.getSystemService(SubscriptionManager.class); |
| mChangeListener = new SubscriptionsChangeListener(context, this); |
| } |
| |
| public void init(Lifecycle lifecycle, int subId) { |
| lifecycle.addObserver(this); |
| mSubId = subId; |
| } |
| |
| @OnLifecycleEvent(ON_RESUME) |
| public void onResume() { |
| mChangeListener.start(); |
| update(); |
| } |
| |
| @OnLifecycleEvent(ON_PAUSE) |
| public void onPause() { |
| mChangeListener.stop(); |
| } |
| |
| @Override |
| public void displayPreference(PreferenceScreen screen) { |
| super.displayPreference(screen); |
| mCategory = screen.findPreference(getPreferenceKey()); |
| update(); |
| } |
| |
| private void update() { |
| if (mCategory == null || mSubId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) { |
| return; |
| } |
| // TODO b/135222940: re-evaluate whether to use mSubscriptionManager#isSubscriptionEnabled |
| mCategory.setVisible(mSubscriptionManager.isActiveSubId(mSubId)); |
| } |
| |
| @Override |
| public int getAvailabilityStatus() { |
| return AVAILABLE_UNSEARCHABLE; |
| } |
| |
| @Override |
| public void onAirplaneModeChanged(boolean airplaneModeEnabled) { |
| } |
| |
| @Override |
| public void onSubscriptionsChanged() { |
| update(); |
| } |
| } |