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/*
* Copyright (C) 2006 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.internal.telephony;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Handler;
import android.os.Message;
import android.telephony.ServiceState;
import android.telephony.SignalStrength;
import android.telephony.TelephonyManager;
import android.util.Log;
/**
*
* DO NOT USE THIS CLASS:
*
* Use android.telephony.TelephonyManager and PhoneStateListener instead.
*
*
*/
@Deprecated
public final class PhoneStateIntentReceiver extends BroadcastReceiver {
private static final String LOG_TAG = "PHONE";
private static final boolean DBG = false;
private static final int NOTIF_PHONE = 1 << 0;
private static final int NOTIF_SERVICE = 1 << 1;
private static final int NOTIF_SIGNAL = 1 << 2;
private static final int NOTIF_MAX = 1 << 5;
PhoneConstants.State mPhoneState = PhoneConstants.State.IDLE;
ServiceState mServiceState = new ServiceState();
SignalStrength mSignalStrength = new SignalStrength();
private Context mContext;
private Handler mTarget;
private IntentFilter mFilter;
private int mWants;
private int mPhoneStateEventWhat;
private int mServiceStateEventWhat;
private int mLocationEventWhat;
private int mAsuEventWhat;
public PhoneStateIntentReceiver() {
super();
mFilter = new IntentFilter();
}
public PhoneStateIntentReceiver(Context context, Handler target) {
this();
setContext(context);
setTarget(target);
}
public void setContext(Context c) {
mContext = c;
}
public void setTarget(Handler h) {
mTarget = h;
}
public PhoneConstants.State getPhoneState() {
if ((mWants & NOTIF_PHONE) == 0) {
throw new RuntimeException
("client must call notifyPhoneCallState(int)");
}
return mPhoneState;
}
public ServiceState getServiceState() {
if ((mWants & NOTIF_SERVICE) == 0) {
throw new RuntimeException
("client must call notifyServiceState(int)");
}
return mServiceState;
}
/**
* Returns current signal strength in as an asu 0..31
*
* Throws RuntimeException if client has not called notifySignalStrength()
*/
public int getSignalStrengthLevelAsu() {
// TODO: use new SignalStrength instead of asu
if ((mWants & NOTIF_SIGNAL) == 0) {
throw new RuntimeException
("client must call notifySignalStrength(int)");
}
return mSignalStrength.getAsuLevel();
}
/**
* Return current signal strength in "dBm", ranging from -113 - -51dBm
* or -1 if unknown
*
* @return signal strength in dBm, -1 if not yet updated
* Throws RuntimeException if client has not called notifySignalStrength()
*/
public int getSignalStrengthDbm() {
if ((mWants & NOTIF_SIGNAL) == 0) {
throw new RuntimeException
("client must call notifySignalStrength(int)");
}
return mSignalStrength.getDbm();
}
public void notifyPhoneCallState(int eventWhat) {
mWants |= NOTIF_PHONE;
mPhoneStateEventWhat = eventWhat;
mFilter.addAction(TelephonyManager.ACTION_PHONE_STATE_CHANGED);
}
public boolean getNotifyPhoneCallState() {
return ((mWants & NOTIF_PHONE) != 0);
}
public void notifyServiceState(int eventWhat) {
mWants |= NOTIF_SERVICE;
mServiceStateEventWhat = eventWhat;
mFilter.addAction(TelephonyIntents.ACTION_SERVICE_STATE_CHANGED);
}
public boolean getNotifyServiceState() {
return ((mWants & NOTIF_SERVICE) != 0);
}
public void notifySignalStrength (int eventWhat) {
mWants |= NOTIF_SIGNAL;
mAsuEventWhat = eventWhat;
mFilter.addAction(TelephonyIntents.ACTION_SIGNAL_STRENGTH_CHANGED);
}
public boolean getNotifySignalStrength() {
return ((mWants & NOTIF_SIGNAL) != 0);
}
public void registerIntent() {
mContext.registerReceiver(this, mFilter);
}
public void unregisterIntent() {
mContext.unregisterReceiver(this);
}
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
try {
if (TelephonyIntents.ACTION_SIGNAL_STRENGTH_CHANGED.equals(action)) {
mSignalStrength = SignalStrength.newFromBundle(intent.getExtras());
if (mTarget != null && getNotifySignalStrength()) {
Message message = Message.obtain(mTarget, mAsuEventWhat);
mTarget.sendMessage(message);
}
} else if (TelephonyManager.ACTION_PHONE_STATE_CHANGED.equals(action)) {
if (DBG) Log.d(LOG_TAG, "onReceiveIntent: ACTION_PHONE_STATE_CHANGED, state="
+ intent.getStringExtra(PhoneConstants.STATE_KEY));
String phoneState = intent.getStringExtra(PhoneConstants.STATE_KEY);
mPhoneState = (PhoneConstants.State) Enum.valueOf(
PhoneConstants.State.class, phoneState);
if (mTarget != null && getNotifyPhoneCallState()) {
Message message = Message.obtain(mTarget,
mPhoneStateEventWhat);
mTarget.sendMessage(message);
}
} else if (TelephonyIntents.ACTION_SERVICE_STATE_CHANGED.equals(action)) {
mServiceState = ServiceState.newFromBundle(intent.getExtras());
if (mTarget != null && getNotifyServiceState()) {
Message message = Message.obtain(mTarget,
mServiceStateEventWhat);
mTarget.sendMessage(message);
}
}
} catch (Exception ex) {
Log.e(LOG_TAG, "[PhoneStateIntentRecv] caught " + ex);
ex.printStackTrace();
}
}
}
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