[Android/Java] Text To Speech

Demo

MainActivity.java

package com.example.recyclerview;

import android.os.Bundle;
import android.speech.tts.TextToSpeech;
import android.view.View;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.Toast;

import androidx.appcompat.app.AppCompatActivity;

import java.util.Locale;

public class MainActivity extends AppCompatActivity {
    private TextToSpeech tts;
    private ImageButton ibSpeak;
    private EditText etInput;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        etInput = findViewById(R.id.et_input);
        ibSpeak = findViewById(R.id.ib_speak);
        tts = new TextToSpeech(getApplicationContext(), new TextToSpeech.OnInitListener() {
            @Override
            public void onInit(int status) {
                if(status == TextToSpeech.SUCCESS) {
                    int result = tts.setLanguage(Locale.KOREA);
                    if(result == TextToSpeech.LANG_MISSING_DATA
                    ||result == TextToSpeech.LANG_NOT_SUPPORTED) {
                        Toast.makeText(getApplicationContext(), "this language is not supported", Toast.LENGTH_SHORT).show();
                    } else {
                      Toast.makeText(getApplicationContext(), "TTs Initialization failed", Toast.LENGTH_SHORT).show();
                    }
                }
            }
        });
        ibSpeak.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                String input = etInput.getText().toString().trim();
                int result = tts.speak(input, TextToSpeech.QUEUE_FLUSH, null);
                if(result == TextToSpeech.ERROR) {
                    Toast.makeText(getApplicationContext(),"Error in converting Text to Speech", Toast.LENGTH_SHORT).show();
                }
            }
        });
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        if(tts != null) {
            tts.stop();
            tts.shutdown();
        }
    }
}

activity_main.xml

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


    <EditText
        android:id="@+id/et_input"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:hint="Try your text here"/>


    <ImageButton
        android:id="@+id/ib_speak"
        android:layout_width="100dp"
        android:layout_height="100dp"
        app:srcCompat="@android:drawable/ic_btn_speak_now" />


</LinearLayout>