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我已经设置谷歌TTS语言为hindi.And在我的代码中，我设置该作为默认语言的印地语由tts.setLanguage（Locale.getDefault（）），我的代码工作正常但是当我使用Locale.getDefault（）。getDisplayLanguage（）获取默认语言时，logcat显示英文。 我想根据用户设置语言。 package com.example.texttospeech;如何获得谷歌在Android默认的TTS语言
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Locale;
import android.speech.tts.TextToSpeech;
import android.support.v7.app.ActionBarActivity;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.media.AudioManager;
import android.os.Bundle;
import android.os.Environment;
import android.provider.ContactsContract;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
@SuppressWarnings("unused")
public class MainActivity extends Activity implements TextToSpeech.OnInitListener{
private TextToSpeech tts;
EditText ed1,ed2;
Button b1,b2;
AudioManager audioManager;
static final int READ_BLOCK_SIZE = 100;
protected static final int PICKFILE_RESULT_CODE = 1;
protected static final int ACTIVITY_TTS_PASS=1;
@SuppressWarnings("static-access")
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ed1=(EditText)findViewById(R.id.editText1);
b1=(Button)findViewById(R.id.button1);
ed2=(EditText)findViewById(R.id.editText2);
b2=(Button)findViewById(R.id.button2);
tts = new TextToSpeech(this, this);
audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
int amStreamMusicMaxVol = audioManager.getStreamMaxVolume(audioManager.STREAM_MUSIC);
audioManager.setStreamVolume(audioManager.STREAM_MUSIC, amStreamMusicMaxVol, 0);
audioManager.setSpeakerphoneOn(true);
b1.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Toast.makeText(getApplicationContext(), "clicked",Toast.LENGTH_SHORT).show();
try {
if(ed1.getText().toString()==null || ed1.getText().toString().matches(""))
{
Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
intent.setType("file.txt/*");
startActivityForResult(intent,PICKFILE_RESULT_CODE);
}else
{
savefile();
}
} catch (IOException e) {
e.printStackTrace();
}
}
});
b2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// openfile();
}
});
}
@Override
public void onDestroy() {
// Don't forget to shutdown tts!
if (tts != null) {
tts.stop();
tts.shutdown();
}
super.onDestroy();
}
@Override
public void onInit(int status) {
Locale.getDefault().getDisplayLanguage();
Log.e("--f----f-----f-- ",""+Locale.getDefault().getDisplayLanguage());
if (status == TextToSpeech.SUCCESS)
{
int result = tts.setLanguage(Locale.getDefault());
Log.e("--g----g-----g--",""+result);
tts.setLanguage(new Locale("hi_IN"));
if (result == TextToSpeech.LANG_MISSING_DATA
|| result == TextToSpeech.LANG_NOT_SUPPORTED)
{
Log.e("TTS", "This Language is not supported");
}
else {
b1.setEnabled(true);
try {
savefile();
} catch (IOException e) {
e.printStackTrace();
}
}
} else {
Log.e("TTS", "Initilization Failed!");
}
}
@SuppressLint("NewApi")
@SuppressWarnings("deprecation")
private void savefile() throws IOException {
String text = ed1.getText().toString();
FileOutputStream fos = null;
final File dir = new File(Environment.getExternalStorageDirectory().getAbsolutePath() +
"/MynewText/");
if (!dir.exists())
{
dir.mkdirs();
}
final File myFile = new File(dir, "newtest" + ".txt");
if (!myFile.exists())
{
myFile.createNewFile();
}
fos = new FileOutputStream(myFile);
fos.write(text.getBytes());
fos.close();
Toast.makeText(getBaseContext(), "File saved successfully!",Toast.LENGTH_SHORT).show();
tts.setSpeechRate(0);
tts.speak(text, TextToSpeech.QUEUE_FLUSH, null);
try {
// Read text from file
File sdcard = Environment.getExternalStorageDirectory();
File file1 = new File(sdcard,"MynewText/newtest.txt");
//Read text from file
StringBuilder text1 = new StringBuilder();
BufferedReader br = new BufferedReader(new FileReader(file1));
String line;
while ((line = br.readLine()) != null)
{
text1.append(line);
text1.append('\n');
}
ed2.setText(text1);
br.close();
} catch (FileNotFoundException e)
{
e.printStackTrace();
}
}
@SuppressWarnings("deprecation")
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data)
{
super.onActivityResult(requestCode, resultCode, data);
switch (requestCode)
{
case ACTIVITY_TTS_PASS:
if (resultCode == TextToSpeech.Engine.CHECK_VOICE_DATA_PASS)
{
tts = new TextToSpeech(getApplicationContext(), this);
int availability = tts.isLanguageAvailable(new Locale("hin-IND"));
switch(availability)
{
case TextToSpeech.LANG_AVAILABLE:
Log.d("TTS", "Language available");
break;
case TextToSpeech.LANG_NOT_SUPPORTED:
Log.d("TTS", "Language not supported");
Intent installTTSIntent = new Intent();
installTTSIntent.setAction(TextToSpeech.Engine.ACTION_INSTALL_TTS_DATA);
ArrayList<String> languages = new ArrayList<String>();
languages.add("hin-IND"); // hin - hindi, IND - INDIA
installTTSIntent.putStringArrayListExtra(
TextToSpeech.Engine.EXTRA_CHECK_VOICE_DATA_FOR, languages);
startActivity(installTTSIntent);
break;
case TextToSpeech.LANG_MISSING_DATA:
Log.d("TTS", "Language missing data");
break;
case TextToSpeech.LANG_COUNTRY_AVAILABLE:
Log.d("TTS", "Contry available");
break;
default:
Log.d("TTS", "default");
}
}
else {
Log.d("TTS", "fail");
Intent installTTSIntent = new Intent();
installTTSIntent.setAction(TextToSpeech.Engine.ACTION_INSTALL_TTS_DATA);
ArrayList<String> languages = new ArrayList<String>();
languages.add("hin-IND"); // hin - hindi, IND - INDIA
installTTSIntent.putStringArrayListExtra(
TextToSpeech.Engine.EXTRA_CHECK_VOICE_DATA_FOR, languages);
startActivity(installTTSIntent);
}
break;
default:
Log.d("TTS", "case default");
break;
}
super.onActivityResult(requestCode, resultCode, data);
}
}