Android Program to Demonstrate the Sound Button Application

This Android Program demonstrates a Sound Button Application using Java.

Here is source code of the Program to demonstrate a Sound Button Application. The program is successfully compiled and run on a Windows system. The program output is also shown below.

Introducing MediaPlayer class to play sound via click on button.

 
package com.example.creating_sound_button;
 
import android.media.MediaPlayer;
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
 
public class MainActivity extends Activity {
 
    MediaPlayer button_sound;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Button b1 = (Button) findViewById(R.id.button1);
        Button b2 = (Button) findViewById(R.id.button2);
        Button b3 = (Button) findViewById(R.id.button3);
        Button b4 = (Button) findViewById(R.id.button4);
 
        b1.setOnClickListener(new View.OnClickListener() {
 
            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub
                button_sound = MediaPlayer.create(MainActivity.this,
                        R.raw.but_click);
                button_sound.start();
            }
        });
        b2.setOnClickListener(new View.OnClickListener() {
 
            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub
                button_sound = MediaPlayer.create(MainActivity.this,
                        R.raw.sound1);
                button_sound.start();
            }
        });
        b3.setOnClickListener(new View.OnClickListener() {
 
            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub
                button_sound = MediaPlayer.create(MainActivity.this,
                        R.raw.sound2);
                button_sound.start();
            }
        });
        b4.setOnClickListener(new View.OnClickListener() {
 
            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub
                button_sound = MediaPlayer.create(MainActivity.this,
                        R.raw.sound3);
                button_sound.start();
            }
        });
 
    }
 
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }
 
    @Override
    protected void onPause() {
        // TODO Auto-generated method stub
        super.onPause();
 
    }
 
}

Xml

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<RelativeLayout 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:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" 
    android:background="@drawable/background">
 
    <Button
        android:id="@+id/button1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_alignParentTop="true"
        android:layout_marginTop="58dp"
        android:text="Sound1" />
 
    <Button
        android:id="@+id/button2"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/button1"
        android:layout_below="@+id/button1"
        android:layout_marginTop="59dp"
        android:text="Sound2" />
 
    <Button
        android:id="@+id/button4"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/button3"
        android:layout_below="@+id/button3"
        android:layout_marginTop="36dp"
        android:text="Sound4" />
 
    <Button
        android:id="@+id/button3"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/button2"
        android:layout_below="@+id/button2"
        android:layout_marginTop="40dp"
        android:text="Sound3" />
 
</RelativeLayout>