android 自動朗讀功能

import java.util.Locale;

import android.app.Activity;

import android.os.Bundle;

import android.speech.tts.TextToSpeech;

import android.speech.tts.TextToSpeech.OnInitListener;

import android.view.View;

import android.view.View.OnClickListener;
import android.widget.Button;

import android.widget.EditText;

import android.widget.Toast;
public class Speech extends Activity {

TextToSpeech tts;

EditText edittext;

Button play;

Button record;

@Override

public void onCreate(Bundle savedInstanceState) {

    // TODO Auto-generated method stub

    super.onCreate(savedInstanceState);

    setContentView(R.layout.speech);

    tts=new TextToSpeech(this,new OnInitListener()

    {

    public void onInit(int status) {  
        // TODO Auto-generated method stub  
        if(status==TextToSpeech.SUCCESS)  
        {  
            int result=tts.setLanguage(Locale.US);  
            if(result!=TextToSpeech.LANG_AVAILABLE)  
            {  
                Toast.makeText(Speech.this, "TTS暫時不支持這種語言的朗讀。", 50000).show();  
            }  
        }  
    }  

});  
edittext=(EditText)findViewById(R.id.edittext);  
play=(Button)findViewById(R.id.play);  
record=(Button)findViewById(R.id.record);  
play.setOnClickListener(new OnClickListener()  
{  

    public void onClick(View v) {  
        // TODO Auto-generated method stub  
        tts.speak(edittext.getText().toString(), TextToSpeech.QUEUE_ADD, null);  
    }  

});  
record.setOnClickListener(new OnClickListener()  
{  

    public void onClick(View v) {  
        // TODO Auto-generated method stub  
        tts.synthesizeToFile(edittext.getText().toString(), null, "/mnt/sdcard/sound.wav");  
        Toast.makeText(Speech.this, "聲音文件記錄成功", 50000).show();  
    }  

});  


}

private OnInitListener OnInitListener() {

    // TODO Auto-generated method stub

    return null;

}

public void onDestory()

{

    if(tts!=null){

        tts.shutdown();

    }

}
}  </pre>