Files
app_Settings/src/com/android/settings/AirplaneModeEnabler.java
Bonian Chen f980a2985a [Settings] Code refactor
Code refactor.

Bug: 146985715
Test: make RunSettingsRoboTests -j ROBOTEST_FILTER=AirplaneModePreferenceControllerTest
Change-Id: I3ecc85f0f4ae1a0164a88bf811fe4c865d517d03
2019-12-30 11:24:58 +08:00

251 lines
8.6 KiB
Java

/*
* Copyright (C) 2007 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;
import android.app.settings.SettingsEnums;
import android.content.Context;
import android.content.Intent;
import android.os.UserHandle;
import android.provider.Settings;
import android.telephony.PhoneStateListener;
import android.telephony.ServiceState;
import android.telephony.SubscriptionInfo;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
import android.util.Log;
import com.android.settings.network.GlobalSettingsChangeListener;
import com.android.settings.network.ProxySubscriptionManager;
import com.android.settings.overlay.FeatureFactory;
import com.android.settingslib.WirelessUtils;
import com.android.settingslib.core.instrumentation.MetricsFeatureProvider;
import java.util.ArrayList;
import java.util.List;
/**
* Monitor and update configuration of airplane mode settings
*/
public class AirplaneModeEnabler extends GlobalSettingsChangeListener {
private static final String LOG_TAG = "AirplaneModeEnabler";
private static final boolean DEBUG = false;
private final Context mContext;
private final MetricsFeatureProvider mMetricsFeatureProvider;
private OnAirplaneModeChangedListener mOnAirplaneModeChangedListener;
public interface OnAirplaneModeChangedListener {
/**
* Called when airplane mode status is changed.
*
* @param isAirplaneModeOn the airplane mode is on
*/
void onAirplaneModeChanged(boolean isAirplaneModeOn);
}
private TelephonyManager mTelephonyManager;
private ProxySubscriptionManager mProxySubscriptionMgr;
private List<ServiceStateListener> mServiceStateListeners;
private GlobalSettingsChangeListener mAirplaneModeObserver;
public AirplaneModeEnabler(Context context,
OnAirplaneModeChangedListener listener) {
super(context, Settings.Global.AIRPLANE_MODE_ON);
mContext = context;
mMetricsFeatureProvider = FeatureFactory.getFactory(context).getMetricsFeatureProvider();
mOnAirplaneModeChangedListener = listener;
mTelephonyManager = context.getSystemService(TelephonyManager.class);
mProxySubscriptionMgr = ProxySubscriptionManager.getInstance(context);
}
/**
* Implementation of GlobalSettingsChangeListener.onChanged
*/
public void onChanged(String field) {
if (DEBUG) {
Log.d(LOG_TAG, "Airplane mode configuration update");
}
onAirplaneModeChanged();
}
public void resume() {
final List<SubscriptionInfo> subInfoList =
mProxySubscriptionMgr.getActiveSubscriptionsInfo();
mServiceStateListeners = new ArrayList<ServiceStateListener>();
// add default listener
mServiceStateListeners.add(new ServiceStateListener(mTelephonyManager,
SubscriptionManager.INVALID_SUBSCRIPTION_ID, this));
if (subInfoList != null) {
for (SubscriptionInfo subInfo : subInfoList) {
mServiceStateListeners.add(new ServiceStateListener(mTelephonyManager,
subInfo.getSubscriptionId(), this));
}
}
for (ServiceStateListener listener : mServiceStateListeners) {
listener.start();
}
}
public void pause() {
if (mServiceStateListeners == null) {
return;
}
for (ServiceStateListener listener : mServiceStateListeners) {
listener.stop();
}
mServiceStateListeners = null;
}
private void setAirplaneModeOn(boolean enabling) {
// Change the system setting
Settings.Global.putInt(mContext.getContentResolver(), Settings.Global.AIRPLANE_MODE_ON,
enabling ? 1 : 0);
// Notify listener the system setting is changed.
if (mOnAirplaneModeChangedListener != null) {
mOnAirplaneModeChangedListener.onAirplaneModeChanged(enabling);
}
// Post the intent
final Intent intent = new Intent(Intent.ACTION_AIRPLANE_MODE_CHANGED);
intent.putExtra("state", enabling);
mContext.sendBroadcastAsUser(intent, UserHandle.ALL);
}
/**
* Called when we've received confirmation that the airplane mode was set.
* TODO: We update the checkbox summary when we get notified
* that mobile radio is powered up/down. We should not have dependency
* on one radio alone. We need to do the following:
* - handle the case of wifi/bluetooth failures
* - mobile does not send failure notification, fail on timeout.
*/
private void onAirplaneModeChanged() {
if (mOnAirplaneModeChangedListener != null) {
mOnAirplaneModeChangedListener.onAirplaneModeChanged(isAirplaneModeOn());
}
}
/**
* Check the status of ECM mode
*
* @return any subscription within device is under ECM mode
*/
public boolean isInEcmMode() {
if (mTelephonyManager.getEmergencyCallbackMode()) {
return true;
}
final List<SubscriptionInfo> subInfoList =
mProxySubscriptionMgr.getActiveSubscriptionsInfo();
if (subInfoList == null) {
return false;
}
for (SubscriptionInfo subInfo : subInfoList) {
final TelephonyManager telephonyManager =
mTelephonyManager.createForSubscriptionId(subInfo.getSubscriptionId());
if (telephonyManager != null) {
if (telephonyManager.getEmergencyCallbackMode()) {
return true;
}
}
}
return false;
}
public void setAirplaneMode(boolean isAirplaneModeOn) {
if (isInEcmMode()) {
// In ECM mode, do not update database at this point
Log.d(LOG_TAG, "ECM airplane mode=" + isAirplaneModeOn);
} else {
mMetricsFeatureProvider.action(mContext, SettingsEnums.ACTION_AIRPLANE_TOGGLE,
isAirplaneModeOn);
setAirplaneModeOn(isAirplaneModeOn);
}
}
public void setAirplaneModeInECM(boolean isECMExit, boolean isAirplaneModeOn) {
Log.d(LOG_TAG, "Exist ECM=" + isECMExit + ", with airplane mode=" + isAirplaneModeOn);
if (isECMExit) {
// update database based on the current checkbox state
setAirplaneModeOn(isAirplaneModeOn);
} else {
// update summary
onAirplaneModeChanged();
}
}
public boolean isAirplaneModeOn() {
return WirelessUtils.isAirplaneModeOn(mContext);
}
private static class ServiceStateListener extends PhoneStateListener {
private ServiceStateListener(TelephonyManager telephonyManager, int subscriptionId,
AirplaneModeEnabler enabler) {
super();
mSubId = subscriptionId;
mTelephonyManager = getSubIdSpecificTelephonyManager(telephonyManager);
mEnabler = enabler;
}
private final int mSubId;
private final TelephonyManager mTelephonyManager;
private final AirplaneModeEnabler mEnabler;
int getSubscriptionId() {
return mSubId;
}
void start() {
if (mTelephonyManager != null) {
mTelephonyManager.listen(this, PhoneStateListener.LISTEN_SERVICE_STATE);
}
}
void stop() {
if (mTelephonyManager != null) {
mTelephonyManager.listen(this, PhoneStateListener.LISTEN_NONE);
}
}
@Override
public void onServiceStateChanged(ServiceState serviceState) {
if (DEBUG) {
Log.d(LOG_TAG, "ServiceState in sub" + mSubId + ": " + serviceState);
}
mEnabler.onAirplaneModeChanged();
}
private TelephonyManager getSubIdSpecificTelephonyManager(
TelephonyManager telephonyManager) {
if (mSubId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
return telephonyManager;
}
return telephonyManager.createForSubscriptionId(mSubId);
}
}
}