Text to speech demo : Text To Speech « Core Class « Android

1. Android
2. Core Class
3. Text To Speech

Text to speech demo

   

package app.test;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.speech.tts.TextToSpeech;
import android.speech.tts.TextToSpeech.OnInitListener;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;

public class Test extends Activity implements OnInitListener {
  private EditText words = null;
  private Button speakBtn = null;
    private static final int REQ_TTS_STATUS_CHECK = 0;
  private static final String TAG = "TTS Demo";
    private TextToSpeech mTts;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);

        words = (EditText)findViewById(R.id.wordsToSpeak);
        speakBtn = (Button)findViewById(R.id.speak);

        Intent checkIntent = new Intent();
        checkIntent.setAction(TextToSpeech.Engine.ACTION_CHECK_TTS_DATA);
        startActivityForResult(checkIntent, REQ_TTS_STATUS_CHECK);
    }
    
    public void doSpeak(View view) {
    mTts.speak(words.getText().toString(), TextToSpeech.QUEUE_ADD, null);
  };
  
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode == REQ_TTS_STATUS_CHECK) {
            switch (resultCode) {
            case TextToSpeech.Engine.CHECK_VOICE_DATA_PASS:
                mTts = new TextToSpeech(this, this);
                break;
            case TextToSpeech.Engine.CHECK_VOICE_DATA_BAD_DATA:
            case TextToSpeech.Engine.CHECK_VOICE_DATA_MISSING_DATA:
            case TextToSpeech.Engine.CHECK_VOICE_DATA_MISSING_VOLUME:
                Intent installIntent = new Intent();
                installIntent.setAction(TextToSpeech.Engine.ACTION_INSTALL_TTS_DATA);
                startActivity(installIntent);
                break;
            case TextToSpeech.Engine.CHECK_VOICE_DATA_FAIL:
            default:
                Log.e(TAG, "Got a failure.");
            }
        }
    }
  public void onInit(int status) {
    if( status == TextToSpeech.SUCCESS) {
      speakBtn.setEnabled(true);
    }
  }
  @Override
  public void onPause(){
    super.onPause();
    if( mTts != null)
      mTts.stop();
  }
  @Override
    public void onDestroy(){
        super.onDestroy();
        mTts.shutdown();
    }
}

//main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:orientation="vertical" android:layout_width="fill_parent"
  android:layout_height="fill_parent">

  <EditText android:id="@+id/wordsToSpeak"
    android:hint="Type words to speak here"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"/>

  <Button android:id="@+id/speak"
    android:text="Speak"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:onClick="doSpeak"
  android:enabled="false" />

</LinearLayout>

   
    
    
  

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