전화가 걸려오는경우를 감지하고 전화번호 팝업으로 띄우기

IncomingCallBroadcastReceiver.java

public class IncomingCallBroadcastReceiver extends BroadcastReceiver {

    public static final String TAG = "PHONE STATE";
    private static String mLastState;

    private final Handler mHandler = new Handler(Looper.getMainLooper());


    @Override
    public void onReceive(final Context context, Intent intent) {
        Log.d(TAG,"onReceive()");


        /**
         * http://mmarvick.github.io/blog/blog/lollipop-multiple-broadcastreceiver-call-state/
         * 2번 호출되는 문제 해결
         */
        String state = intent.getStringExtra(TelephonyManager.EXTRA_STATE);
        if (state.equals(mLastState)) {
            return;

        } else {
            mLastState = state;

        }


        if (TelephonyManager.EXTRA_STATE_RINGING.equals(state)) {


            String incomingNumber = intent.getStringExtra(TelephonyManager.EXTRA_INCOMING_NUMBER);

            final String phone_number = PhoneNumberUtils.formatNumber(incomingNumber);

            Intent serviceIntent = new Intent(context, CallingService.class);

            serviceIntent.putExtra(CallingService.EXTRA_CALL_NUMBER, phone_number);
            context.startService(serviceIntent);


        }

    }


}