Checks availability of speech recognizing Activity - Android android.speech.tts

Android examples for android.speech.tts:TextToSpeech

  1. HOME
  2. Android
  3. android.speech.tts
  4. TextToSpeech

Description

Checks availability of speech recognizing Activity

Demo Code


import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.speech.RecognizerIntent;
import android.widget.Toast;
import java.util.ArrayList;
import java.util.List;

public class Main{
    /**//from  ww  w .j a va  2  s.  c o  m
     * Checks availability of speech recognizing Activity
     *
     * @param callerActivity ? Activity that called the checking
     * @return true ? if Activity there available, false ? if Activity is absent
     */
    private static boolean isSpeechRecognitionActivityPresented(
            Activity callerActivity) {
        try {
            // getting an instance of package manager
            PackageManager pm = callerActivity.getPackageManager();
            // a list of activities, which can process speech recognition Intent
            List activities = pm.queryIntentActivities(new Intent(
                    RecognizerIntent.ACTION_RECOGNIZE_SPEECH), 0);

            if (activities.size() != 0) { // if list not empty
                return true; // then we can recognize the speech
            }
        } catch (Exception e) {

        }

        return false; // we have no activities to recognize the speech
    }
}

Related Tutorials