public override void HandleMessage(Message msg)
            {
                base.HandleMessage(msg);
                switch (msg.What)
                {
                case 0:
                    string text = msg.Data.GetString(HandleKey);
                    asrAnalyseActivity.SetText(text + "\n");
                    break;

                default:
                    break;
                }
            }
 public void OnError(int error, string errorMessage)
 {
     // Called when an error occurs in recognition.
     asrAnalyseActivity.SetText(error.ToString() + " " + errorMessage);
 }