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/*
* 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.content.Context;
import android.content.Intent;
import android.database.ContentObserver;
import android.os.Handler;
import android.os.Message;
import android.os.SystemProperties;
import android.os.UserHandle;
import android.provider.Settings;
import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
import com.android.internal.telephony.PhoneStateIntentReceiver;
import com.android.internal.telephony.TelephonyProperties;
import com.android.settingslib.WirelessUtils;
import com.android.settingslib.core.instrumentation.MetricsFeatureProvider;
public class AirplaneModeEnabler {
private static final int EVENT_SERVICE_STATE_CHANGED = 3;
private final Context mContext;
private final MetricsFeatureProvider mMetricsFeatureProvider;
private PhoneStateIntentReceiver mPhoneStateReceiver;
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 Handler mHandler = new Handler() {
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case EVENT_SERVICE_STATE_CHANGED:
onAirplaneModeChanged();
break;
}
}
};
private ContentObserver mAirplaneModeObserver = new ContentObserver(new Handler()) {
@Override
public void onChange(boolean selfChange) {
onAirplaneModeChanged();
}
};
public AirplaneModeEnabler(Context context, MetricsFeatureProvider metricsFeatureProvider,
OnAirplaneModeChangedListener listener) {
mContext = context;
mMetricsFeatureProvider = metricsFeatureProvider;
mOnAirplaneModeChangedListener = listener;
mPhoneStateReceiver = new PhoneStateIntentReceiver(mContext, mHandler);
mPhoneStateReceiver.notifyServiceState(EVENT_SERVICE_STATE_CHANGED);
}
public void resume() {
mPhoneStateReceiver.registerIntent();
mContext.getContentResolver().registerContentObserver(
Settings.Global.getUriFor(Settings.Global.AIRPLANE_MODE_ON), true,
mAirplaneModeObserver);
}
public void pause() {
mPhoneStateReceiver.unregisterIntent();
mContext.getContentResolver().unregisterContentObserver(mAirplaneModeObserver);
}
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
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());
}
}
public void setAirplaneMode(boolean isAirplaneModeOn) {
if (Boolean.parseBoolean(
SystemProperties.get(TelephonyProperties.PROPERTY_INECM_MODE))) {
// In ECM mode, do not update database at this point
} else {
mMetricsFeatureProvider.action(mContext, MetricsEvent.ACTION_AIRPLANE_TOGGLE,
isAirplaneModeOn);
setAirplaneModeOn(isAirplaneModeOn);
}
}
public void setAirplaneModeInECM(boolean isECMExit, boolean isAirplaneModeOn) {
if (isECMExit) {
// update database based on the current checkbox state
setAirplaneModeOn(isAirplaneModeOn);
} else {
// update summary
onAirplaneModeChanged();
}
}
public boolean isAirplaneModeOn() {
return WirelessUtils.isAirplaneModeOn(mContext);
}
}
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