简单Receiver监听打进电话和打出电话。

public class ListenerCall extends BroadcastReceiver {
 private static final String TAG = "ListenerCallOut";
 private Intent intent;
 private static boolean incomingFlag = false;
 private static String incoming_number = null;

 @Override
 public void onReceive(Context context, Intent intent) {
////  if (intent.getAction().equals(Intent.ACTION_NEW_OUTGOING_CALL)) {
//    Log.i(TAG,"onReceive");
//    intent=new Intent(CallService.ACTION);
//    context.startService(intent);
////  }
  if (intent.getAction().equals(Intent.ACTION_NEW_OUTGOING_CALL)) {
   incomingFlag = false;
   String phoneNumber = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER);
   Log.i(TAG, "call OUT:" + phoneNumber);
   TelephonyManager tm = (TelephonyManager) context.getSystemService(Service.TELEPHONY_SERVICE);
   switch (tm.getCallState()) {
   case TelephonyManager.CALL_STATE_OFFHOOK:
     Log.i(TAG, "CAllOut ACCEPT :" + phoneNumber);
    break;
   case TelephonyManager.CALL_STATE_IDLE:
     Log.i(TAG, "incoming IDLE");
     Uri uri=Uri.parse("tel:"+phoneNumber);
     intent=new Intent(Intent.ACTION_CALL,uri);
     context.startActivity(intent);
    break;
   }
  } else {
   // 如果是来电
   TelephonyManager tm = (TelephonyManager) context.getSystemService(Service.TELEPHONY_SERVICE);
   switch (tm.getCallState()) {
   case TelephonyManager.CALL_STATE_RINGING:
    incomingFlag = true;// 标识当前是来电
    incoming_number = intent.getStringExtra("incoming_number");
    Log.i(TAG, "RINGING :" + incoming_number);
    break;
   case TelephonyManager.CALL_STATE_OFFHOOK:
    if (incomingFlag) {
     Log.i(TAG, "incoming ACCEPT :" + incoming_number);
    }
    break;
   case TelephonyManager.CALL_STATE_IDLE:
    if (incomingFlag) {
     Log.i(TAG, "incoming IDLE");
    }
    break;
   }
  }
 }
 
}
-------------------------------------------------------------------------------------

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
 package="com.vance" android:versionCode="1"
 android:versionName="1.0">
 <application android:icon="@drawable/icon"
  android:label="@string/app_name">
  <receiver android:name=".ListenerCallOut">
            <intent-filter>
                 <action android:name="android.intent.action.NEW_OUTGOING_CALL" />
            </intent-filter>
  </receiver>
   </application>
 <uses-sdk android:minSdkVersion="7" />
 <uses-permission
  android:name="android.permission.PROCESS_OUTGOING_CALLS">
 </uses-permission>
 <uses-permission
  android:name="android.permission.READ_PHONE_STATE">
 </uses-permission>
 <uses-permission android:name="android.permission.CALL_PHONE" />
</manifest>