| /* |
| * Copyright (C) 2020 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.content.Context; |
| import android.net.EthernetManager; |
| import android.net.TetheringManager; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.text.TextUtils; |
| |
| import androidx.lifecycle.Lifecycle; |
| import androidx.lifecycle.OnLifecycleEvent; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| |
| /** |
| * This controller helps to manage the switch state and visibility of ethernet tether switch |
| * preference. |
| */ |
| public final class EthernetTetherPreferenceController extends TetherBasePreferenceController { |
| |
| private final String mEthernetRegex; |
| private final EthernetManager mEthernetManager; |
| @VisibleForTesting |
| EthernetManager.Listener mEthernetListener; |
| |
| public EthernetTetherPreferenceController(Context context, String preferenceKey) { |
| super(context, preferenceKey); |
| mEthernetRegex = context.getString( |
| com.android.internal.R.string.config_ethernet_iface_regex); |
| mEthernetManager = (EthernetManager) context.getSystemService(Context.ETHERNET_SERVICE); |
| } |
| |
| @OnLifecycleEvent(Lifecycle.Event.ON_START) |
| public void onStart() { |
| mEthernetListener = new EthernetManager.Listener() { |
| @Override |
| public void onAvailabilityChanged(String iface, boolean isAvailable) { |
| new Handler(Looper.getMainLooper()).post(() -> updateState(mPreference)); |
| } |
| }; |
| mEthernetManager.addListener(mEthernetListener); |
| } |
| |
| @OnLifecycleEvent(Lifecycle.Event.ON_STOP) |
| public void onStop() { |
| mEthernetManager.removeListener(mEthernetListener); |
| mEthernetListener = null; |
| } |
| |
| @Override |
| public boolean shouldEnable() { |
| String[] available = mCm.getTetherableIfaces(); |
| for (String s : available) { |
| if (s.matches(mEthernetRegex)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean shouldShow() { |
| return !TextUtils.isEmpty(mEthernetRegex); |
| } |
| |
| @Override |
| public int getTetherType() { |
| return TetheringManager.TETHERING_ETHERNET; |
| } |
| } |