package com.zhangke.spring.sky.yuyin;
import java.util.ArrayList;
import java.util.List;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.content.res.ColorStateList;
import android.os.Bundle;
import android.speech.RecognizerIntent;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ListView;
/**
* android语言识别功能
* 特别注意:如果手机有语言设别功能,请开启网络,因为系统会根据你的声音数据到google云端获取声音数据
* @author spring sky
* Email vipa1888@163.com
* QQ:840950105
* My name :石明政
*
*/
public class MainActivity extends Activity implements OnClickListener{
private Button btn ;
private ListView listView;
private static final int REQUEST_CODE = 1;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
btn = (Button) this.findViewById(R.id.btn);
listView = (ListView) this.findViewById(R.id.listview);
/**
* 下面是判断当前手机是否支持语音识别功能
*/
PackageManager pm = getPackageManager();
List<ResolveInfo> list = pm.queryIntentActivities(new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH), 0);
if(list.size()!=0)
{
btn.setOnClickListener(this);
}else{
btn.setEnabled(false);
btn.setText("当前语音识别设备不可用...");
}
}
@Override
public void onClick(View v) {
if(v.getId()==R.id.btn)
{
/**
* 启动手机内置的语言识别功能
*/
Intent intent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL, RecognizerIntent.LANGUAGE_MODEL_FREE_FORM); //设置为当前手机的语言类型
intent.putExtra(RecognizerIntent.EXTRA_PROMPT, "请说话,我识别");//出现语言识别界面上面需要显示的提示
startActivityForResult(intent,REQUEST_CODE);
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
/**
* 回调获取从谷歌得到的数据
*/
if(requestCode==REQUEST_CODE&&resultCode==RESULT_OK)
{
List<String> list = data.getStringArrayListExtra(RecognizerIntent.EXTRA_RESULTS);
listView.setAdapter(new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1,list)); //把数据显示在listview中
}
super.onActivityResult(requestCode, resultCode, data);
}
}