我想通知我的应用程序中的通知和显示总未接来电。我正在使用onNotificationPosted方法在呼叫状态更改为CALL_STATE_IDLE后获取通知。
答案 0 :(得分:1)
实际上为什么你想从通知栏本身获取数据,你可以得到号码和使用广播接收器呼叫的人,并将其添加到数据库并在你的应用程序中的任何地方显示它。/ p>
仅供参考,你可以使用它。希望这有帮助..
import java.util.Date;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.telephony.PhoneStateListener;
import android.telephony.TelephonyManager;
public abstract class PhonecallReceiver extends BroadcastReceiver {
//The receiver will be recreated whenever android feels like it. We need a static variable to remember data between instantiations
static PhonecallStartEndDetector listener;
String outgoingSavedNumber;
protected Context savedContext;
@Override
public void onReceive(Context context, Intent intent) {
savedContext = context;
if(listener == null){
listener = new PhonecallStartEndDetector();
}
//We listen to two intents. The new outgoing call only tells us of an outgoing call. We use it to get the number.
if (intent.getAction().equals("android.intent.action.NEW_OUTGOING_CALL")) {
listener.setOutgoingNumber(intent.getExtras().getString("android.intent.extra.PHONE_NUMBER"));
return;
}
//The other intent tells us the phone state changed. Here we set a listener to deal with it
TelephonyManager telephony = (TelephonyManager)context.getSystemService(Context.TELEPHONY_SERVICE);
telephony.listen(listener, PhoneStateListener.LISTEN_CALL_STATE);
}
//Derived classes should override these to respond to specific events of interest
protected abstract void onIncomingCallStarted(String number, Date start);
protected abstract void onOutgoingCallStarted(String number, Date start);
protected abstract void onIncomingCallEnded(String number, Date start, Date end);
protected abstract void onOutgoingCallEnded(String number, Date start, Date end);
protected abstract void onMissedCall(String number, Date start);
//Deals with actual events
public class PhonecallStartEndDetector extends PhoneStateListener {
int lastState = TelephonyManager.CALL_STATE_IDLE;
Date callStartTime;
boolean isIncoming;
String savedNumber; //because the passed incoming is only valid in ringing
public PhonecallStartEndDetector() {}
//The outgoing number is only sent via a separate intent, so we need to store it out of band
public void setOutgoingNumber(String number){
savedNumber = number;
}
//Incoming call- goes from IDLE to RINGING when it rings, to OFFHOOK when it's answered, to IDLE when its hung up
//Outgoing call- goes from IDLE to OFFHOOK when it dials out, to IDLE when hung up
@Override
public void onCallStateChanged(int state, String incomingNumber) {
super.onCallStateChanged(state, incomingNumber);
if(lastState == state){
//No change, debounce extras
return;
}
switch (state) {
case TelephonyManager.CALL_STATE_RINGING:
isIncoming = true;
callStartTime = new Date();
savedNumber = incomingNumber;
onIncomingCallStarted(incomingNumber, callStartTime);
break;
case TelephonyManager.CALL_STATE_OFFHOOK:
//Transition of ringing->offhook are pickups of incoming calls. Nothing donw on them
if(lastState != TelephonyManager.CALL_STATE_RINGING){
isIncoming = false;
callStartTime = new Date();
onOutgoingCallStarted(savedNumber, callStartTime);
}
break;
case TelephonyManager.CALL_STATE_IDLE:
//Went to idle- this is the end of a call. What type depends on previous state(s)
if(lastState == TelephonyManager.CALL_STATE_RINGING){
//Ring but no pickup- a miss
onMissedCall(savedNumber, callStartTime);
}
else if(isIncoming){
onIncomingCallEnded(savedNumber, callStartTime, new Date());
}
else{
onOutgoingCallEnded(savedNumber, callStartTime, new Date());
}
break;
}
lastState = state;
}
}
}
答案 1 :(得分:0)