在android中检测用户接听来电的结束?(未拒绝)
在我的android应用程序中,我创建了一个检测来电的在android中检测用户接听来电的结束?(未拒绝),android,broadcastreceiver,phone-call,Android,Broadcastreceiver,Phone Call,在我的android应用程序中,我创建了一个检测来电的BroadcastReceiver;我的代码运行得很好。如果有来电(EXTRA\u STATE\u RINGING),我可以在logcat中看到我的输入号码,也可以在用户接听来电时看到(EXTRA\u STATE\u OFFHOOK) 我使用sharedpreferences将传入的号码(字符串)存储在ringing状态,然后将其置于Off-HOOK状态 这是我的代码,它工作完美: public class IncomingCallRe
BroadcastReceiver
;我的代码运行得很好。如果有来电(EXTRA\u STATE\u RINGING
),我可以在logcat中看到我的输入号码,也可以在用户接听来电时看到(EXTRA\u STATE\u OFFHOOK
)
- 我使用
将传入的号码(字符串)存储在ringing状态,然后将其置于Off-HOOK状态sharedpreferences
public class IncomingCallReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
String incomingNumber = null ;
if (intent.getStringExtra(TelephonyManager.EXTRA_STATE).equals(TelephonyManager.EXTRA_STATE_RINGING))
{
// Ringing state
// Phone number
incomingNumber = intent.getStringExtra(TelephonyManager.EXTRA_INCOMING_NUMBER);
Log.i("test2", incomingNumber);
SharedPreferences myPrefs = context.getSharedPreferences("myPrefs",Context.MODE_WORLD_WRITEABLE);
SharedPreferences.Editor prefsEditor = myPrefs.edit();
prefsEditor.putString("Incomingnumber", incomingNumber);
//Not forgot to commit.
prefsEditor.commit();
}
else if (intent.getStringExtra(TelephonyManager.EXTRA_STATE).equals(TelephonyManager.EXTRA_STATE_OFFHOOK))
{
//get the incoming number
SharedPreferences myPrefs = context.getSharedPreferences("myPrefs",Context.MODE_WORLD_READABLE);
String incomNumber = myPrefs.getString("Incomingnumber", incomingNumber);
// This code will execute when the call is answered
Log.i("test2", incomNumber);
Toast.makeText(context,incomNumber, Toast.LENGTH_LONG).show();
}
但是:
我的问题是,当用户刚刚接受来电时,我的代码可以显示祝酒词
因此,我需要知道如何检测接听来电的结束来做其他事情(显示警报对话框或启动活动)我以前曾在这里发布过此信息-这是我用来检测接听来电开始和结束、拨出来电开始和结束以及未接来电的课程
package com.gabesechan.android.reusable.receivers;
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;
}
}
}
“只要android喜欢,接收器就会被重新创建”。为什么不包括
static
s呢?只有当应用程序本身运行时,静态对象才会从内存中被踢出。这总是有可能的,但它只发生在内存不足的情况下,并且只有当内存不能以其他方式释放时才会发生。同时,为每个事件创建一个单独的BroadcastReceiver对象。因此,静电持续时间将比接收器持续时间长。如果您想再多做一步,可以将数据记录到文件系统中,但如果停止或重新启动,则在清除过时数据方面会有其自身的复杂性。我的网站gabechansoftware.com上也有更新版本的代码,并进行了一些清理。。工作正常。@SANTHOSH您能帮我在MainActivity中接收BroadcastReceiver吗?此实现类似于中的实现,但是,由于静态侦听器的原因,此线程中的实现包含一个bug。静态侦听器是一个非静态的内部类,这意味着它持有对外部类的引用。因此,一旦外部类被重新创建(例如由Android创建),新的外部类实例将保持引用旧外部类实例的相同静态侦听器!如何在传出呼叫断开连接时获取toast中的号码?请看