private boolean isNotification = false;
	
    @Override
    protected void onNewIntent(Intent intent) {
        super.onNewIntent(intent);
        if (intent != null) {
            boolean isExit = intent.getBooleanExtra("QUIT", false);
            if (isExit) {
                this.finish();
            }
            isNotification = intent.getBooleanExtra("Notification", false);
        }
        Log.d(TAG, "onNewIntent()");
    }
    
    @Override
    public void onStop() {
        super.onStop();
        if (isNotification) return;
        if (messageQueueService != null) {
            stopService(messageQueueService);
        }
        aigcSpeech.stopSpeech();
        Log.d(TAG, "onStop()");
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        if (isNotification) return;
        if (messageQueueService != null) {
            stopService(messageQueueService);
        }
        if (mainBroadcastReceiver != null) {
            unregisterReceiver(mainBroadcastReceiver);
        }
        aigcSpeech.stopSpeech();
        Log.d(TAG, "onDestroy()");
    }