| /* |
| * 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 androidx.lifecycle.Lifecycle; |
| import androidx.lifecycle.LifecycleObserver; |
| import androidx.lifecycle.OnLifecycleEvent; |
| import androidx.preference.PreferenceScreen; |
| |
| import com.android.settings.overlay.FeatureFactory; |
| import com.android.settings.widget.GenericSwitchController; |
| import com.android.settings.wifi.WifiEnabler; |
| import com.android.settingslib.RestrictedSwitchPreference; |
| import com.android.settingslib.core.AbstractPreferenceController; |
| |
| /** |
| * This controller helps to manage the state of wifi switch preference. |
| */ |
| public class WifiSwitchPreferenceController extends AbstractPreferenceController implements |
| LifecycleObserver { |
| |
| public static final String KEY = "main_toggle_wifi"; |
| |
| private RestrictedSwitchPreference mPreference; |
| |
| private WifiEnabler mWifiEnabler; |
| |
| public WifiSwitchPreferenceController(Context context, Lifecycle lifecycle) { |
| super(context); |
| if (lifecycle == null) { |
| throw new IllegalArgumentException("Lifecycle must be set"); |
| } |
| |
| lifecycle.addObserver(this); |
| } |
| |
| @Override |
| public String getPreferenceKey() { |
| return KEY; |
| } |
| |
| @Override |
| public boolean isAvailable() { |
| return true; |
| } |
| |
| @Override |
| public void displayPreference(PreferenceScreen screen) { |
| super.displayPreference(screen); |
| mPreference = screen.findPreference(getPreferenceKey()); |
| } |
| |
| /** Lifecycle.Event.ON_START */ |
| @OnLifecycleEvent(Lifecycle.Event.ON_START) |
| public void onStart() { |
| if (mPreference != null) { |
| mWifiEnabler = new WifiEnabler(mContext, new GenericSwitchController(mPreference), |
| FeatureFactory.getFactory(mContext).getMetricsFeatureProvider()); |
| } |
| } |
| |
| /** Lifecycle.Event.ON_STOP */ |
| @OnLifecycleEvent(Lifecycle.Event.ON_STOP) |
| public void onStop() { |
| if (mWifiEnabler != null) { |
| mWifiEnabler.teardownSwitchController(); |
| } |
| } |
| |
| /** Lifecycle.Event.ON_RESUME */ |
| @OnLifecycleEvent(Lifecycle.Event.ON_RESUME) |
| public void onResume() { |
| if (mWifiEnabler != null) { |
| mWifiEnabler.resume(mContext); |
| } |
| } |
| |
| /** Lifecycle.Event.ON_PAUSE */ |
| @OnLifecycleEvent(Lifecycle.Event.ON_PAUSE) |
| public void onPause() { |
| if (mWifiEnabler != null) { |
| mWifiEnabler.pause(); |
| } |
| } |
| } |