<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical"    tools:context="com.lizhanqi.www.androidtexttospeech.MainActivity">    <EditText        android:id="@+id/editText"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="请输入要朗诵的字" />    <Button        android:id="@+id/btn_read"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="读" /></LinearLayout>

package com.lizhanqi.www.androidtexttospeech;import android.os.Bundle;import android.speech.tts.TextToSpeech;import android.support.v7.app.AppCompatActivity;import android.view.View;import android.widget.Button;import android.widget.EditText;import android.widget.Toast;import java.util.Locale;public class MainActivity extends AppCompatActivity  implements View.OnClickListener, TextToSpeech.OnInitListener {    private Button speechBtn; // 按钮控制开始朗读    private EditText speechTxt; // 需要朗读的内容    private TextToSpeech textToSpeech; // TTS对象    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        speechBtn = (Button) findViewById(R.id.btn_read);        speechBtn.setOnClickListener(this);        speechTxt = (EditText) findViewById(R.id.editText);        textToSpeech = new TextToSpeech(this, this); // 参数Context,TextToSpeech.OnInitListener    }    /**     * 用来初始化TextToSpeech引擎     * status:SUCCESS或ERROR这2个值     * setLanguage设置语言，帮助文档里面写了有22种     * TextToSpeech.LANG_MISSING_DATA：表示语言的数据丢失。     * TextToSpeech.LANG_NOT_SUPPORTED:不支持     */    @Override    public void onInit(int status) {        if (status == TextToSpeech.SUCCESS) {            int result = textToSpeech.setLanguage(Locale.CHINA);            if (result == TextToSpeech.LANG_MISSING_DATA                    || result == TextToSpeech.LANG_NOT_SUPPORTED) {                Toast.makeText(this, "数据丢失或不支持", Toast.LENGTH_SHORT).show();            }        }    }    @Override    public void onClick(View v) {        if (textToSpeech != null && !textToSpeech.isSpeaking()) {            textToSpeech.setPitch(0.0f);// 设置音调，值越大声音越尖（女生），值越小则变成男声,1.0是常规            textToSpeech.speak(speechTxt.getText().toString(),                    TextToSpeech.QUEUE_FLUSH, null);        }    }    @Override    protected void onStop() {        super.onStop();        textToSpeech.stop(); // 不管是否正在朗读TTS都被打断        textToSpeech.shutdown(); // 关闭，释放资源    }}