android用讯飞实现TTS语音合成 实现中文版

package com.example.testxunfeitts;

import java.util.Locale;

import android.app.Activity;
import android.os.Bundle;
import android.speech.tts.TextToSpeech;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.Toast;

public class MainActivity extends Activity {
    
      private EditText mEditText = null; 
      private Button readButton = null; 
      private Button saveButton = null; 
      private CheckBox mCheckBox = null; 
      private TextToSpeech mTextToSpeech=null;
    
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        
        mEditText = (EditText)this.findViewById(R.id.edittext); 
        readButton = (Button)this.findViewById(R.id.rbutton); 
        saveButton = (Button)this.findViewById(R.id.sbutton); 
        mCheckBox = (CheckBox)this.findViewById(R.id.checkbox); 
        
        //实例并初始化TTS对象
        mTextToSpeech=new TextToSpeech(this, new TextToSpeech.OnInitListener() {
            
            @Override
            public void onInit(int status) {
                if (status==TextToSpeech.SUCCESS) {
                    //设置朗读语言
                    int supported=mTextToSpeech.setLanguage(Locale.US);
                    if ((supported!=TextToSpeech.LANG_AVAILABLE)&&(supported!=TextToSpeech.LANG_COUNTRY_AVAILABLE)) {
                        Toast.makeText(MainActivity.this, "不支持当前语言！", 1).show();
                    }
                }
                
            }
        });
        
        //朗读监听按钮
        readButton.setOnClickListener(new View.OnClickListener() {
            
            @Override
            public void onClick(View arg0) {
                //朗读EditText里的内容
                mTextToSpeech.speak(mEditText.getText().toString(), TextToSpeech.QUEUE_FLUSH, null); 
            }
        });
        
        //保存按钮监听
        saveButton.setOnClickListener(new View.OnClickListener() {
            
            @Override
            public void onClick(View arg0) {
                //将EditText里的内容保存为语音文件
                int r = mTextToSpeech.synthesizeToFile(mEditText.getText().toString(), null, "/mnt/sdcard/speak.wav"); 
                if (r==TextToSpeech.SUCCESS) {
                    Toast.makeText(MainActivity.this, "保存成功！", 1).show();
                }
            }
        });
        
      //EditText内容变化监听
      mEditText.addTextChangedListener(mTextWatcher); 
    }
    
    @Override
    protected void onDestroy() {
        super.onDestroy();
        
        if (mTextToSpeech!=null) {
            mTextToSpeech.shutdown();//关闭TTS
        }
    }
    
    private TextWatcher mTextWatcher = new TextWatcher(){

        @Override
        public void afterTextChanged(Editable s) {
             //如果是边写边读 
            if(mCheckBox.isChecked()&&(s.length()!=0)){
              //获得EditText的所有内容 
              String t = s.toString();         
              mTextToSpeech.speak(t.substring(s.length()-1), TextToSpeech.QUEUE_FLUSH, null); 
            }
        }

        @Override
        public void beforeTextChanged(CharSequence s, int start, int before,
                int count) {
            // TODO Auto-generated method stub
            
        }

        @Override
        public void onTextChanged(CharSequence s, int start, int before,
                int count) {
            // TODO Auto-generated method stub
            
        }        
    };    
}