package com.example.app; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.widget.ToggleButton; import android.view.View; import android.widget.TextView; import android.media.MediaPlayer; import android.view.View.OnClickListener; public class PlayAudioApp extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_play_audio_app); final TextView response = (TextView)this.findViewById(R.id.response); response.setText("Select Play button to play audio"); final MediaPlayer mp = MediaPlayer.create(PlayAudioApp.this,R.raw.song1); final ToggleButton playStopButton = (ToggleButton)findViewById(R.id.playstop_btn); playStopButton.setOnClickListener(new OnClickListener() { public void onClick(View v) { if (playStopButton. isChecked()) { response.setText("Select Stop button to stop audio"); playStopButton.setBackgroundDrawable(getResources().getDrawable(R.drawable.stop)); mp.start(); } else { response.setText("Select Play button to play audio"); playStopButton.setBackgroundDrawable(getResources().getDrawable(R. drawable.play)); mp.pause (); } } }); }}