MyPhoneReceiver.java

package sg.vinova.vss.group5.non.activity;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.telephony.TelephonyManager;
import android.util.Log;
import android.widget.Toast;

public class MyPhoneReceiver extends BroadcastReceiver {

 @Override
 public void onReceive(Context context, Intent intent) {
  Bundle extras = intent.getExtras();
  if (extras != null) {
   String state = extras.getString(TelephonyManager.EXTRA_STATE);
   Log.w("DEBUG", state);
   try{
   if (state.equals(TelephonyManager.EXTRA_STATE_RINGING)) {
    //String phoneNumber = extras.getString(TelephonyManager.EXTRA_INCOMING_NUMBER);
    //Log.w("DEBUG", phoneNumber);
    //Toast.makeText(context, “hai”, Toast.LENGTH_LONG).show();
    Toast.makeText(context, "Đang rung", Toast.LENGTH_LONG).show();
   }
   if(state.equals(TelephonyManager.EXTRA_STATE_OFFHOOK))
   {
        Toast.makeText(context, "Đã nhận cuộc gọi", Toast.LENGTH_LONG).show();
            // Your Code
   }
   
   if (state.equals(TelephonyManager.EXTRA_STATE_IDLE))
   {
     
       Toast.makeText(context, "Ngừng", Toast.LENGTH_LONG).show();
           // Your Code
     
   }
  }catch(Exception e)
  {
      //your custom message
	  Log.e("My phone receiver", "Exception PhoneReceiver" +e);
  }
 }
}
}