語音識別

package tif.makeyourjarvis;

import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.app.SearchManager;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.os.Bundle;
import android.speech.RecognizerIntent;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.Spinner;
import android.widget.Toast;

public class MainActivity extends Activity {

//ListView mList = (ListView) findViewById(R.id.list);
 private static final int VOICE_RECOGNITION_REQUEST_CODE = 0;

@Override
 public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);
  startVoiceRecognitionActivity();
 
 }

 private void startVoiceRecognitionActivity()
 {
     //语音识别的Action
     Intent intent=new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
     //设置附加信息
     intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL,
     RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);
     intent.putExtra(RecognizerIntent.EXTRA_PROMPT, "Speech recognition demo");
     startActivityForResult(intent, VOICE_RECOGNITION_REQUEST_CODE);
 }

 protected void onActivityResult(int requestCode, int resultCode, Intent data)
 {
 if (requestCode==VOICE_RECOGNITION_REQUEST_CODE && resultCode==RESULT_OK)
      {

         ArrayList< String> matches=data.getStringArrayListExtra(RecognizerIntent.EXTRA_RESULTS);
         //mList.setAdapter(new ArrayAdapter< String>(this,android.R.layout.simple_list_item_1,matches));
       
         Toast.makeText(getApplicationContext(),  matches.get(0),Toast.LENGTH_SHORT).show();
         startVoiceRecognitionActivity() ;
      }
 super.onActivityResult(requestCode, resultCode, data);
  }
}