/* * 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; import android.app.settings.SettingsEnums; import android.content.Context; import androidx.annotation.VisibleForTesting; import androidx.preference.PreferenceCategory; import androidx.preference.PreferenceScreen; import com.android.settings.core.BasePreferenceController; import com.android.settings.wifi.WifiConnectionPreferenceController; import com.android.settingslib.core.lifecycle.Lifecycle; // This controls a header at the top of the Network & internet page that only appears when there // are two or more active mobile subscriptions. It shows an overview of available network // connections with an entry for wifi (if connected) and an entry for each subscription. public class MultiNetworkHeaderController extends BasePreferenceController implements WifiConnectionPreferenceController.UpdateListener, SubscriptionsPreferenceController.UpdateListener { public static final String TAG = "MultiNetworkHdrCtrl"; private WifiConnectionPreferenceController mWifiController; private SubscriptionsPreferenceController mSubscriptionsController; private PreferenceCategory mPreferenceCategory; public MultiNetworkHeaderController(Context context, String key) { super(context, key); } public void init(Lifecycle lifecycle) { mWifiController = createWifiController(lifecycle); mSubscriptionsController = createSubscriptionsController(lifecycle); } @VisibleForTesting WifiConnectionPreferenceController createWifiController(Lifecycle lifecycle) { final int prefOrder = 0; return new WifiConnectionPreferenceController(mContext, lifecycle, this, mPreferenceKey, prefOrder, SettingsEnums.SETTINGS_NETWORK_CATEGORY); } @VisibleForTesting SubscriptionsPreferenceController createSubscriptionsController(Lifecycle lifecycle) { final int prefStartOrder = 10; return new SubscriptionsPreferenceController(mContext, lifecycle, this, mPreferenceKey, prefStartOrder); } @Override public void displayPreference(PreferenceScreen screen) { super.displayPreference(screen); mPreferenceCategory = (PreferenceCategory) screen.findPreference(mPreferenceKey); mPreferenceCategory.setVisible(isAvailable()); mWifiController.displayPreference(screen); mSubscriptionsController.displayPreference(screen); } @Override public int getAvailabilityStatus() { if (mSubscriptionsController == null || !mSubscriptionsController.isAvailable()) { return CONDITIONALLY_UNAVAILABLE; } else { return AVAILABLE; } } @Override public void onChildrenUpdated() { mPreferenceCategory.setVisible(isAvailable()); } }