package com.okedroid.aplikasisaya;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnCompletionListener;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.Button;
import java.io.IOException;
public class MainActivity extends AppCompatActivity {
/** Called when the activity is first created. */
private Button btnPlay;
private Button btnPause;
private Button btnStop;
private MediaPlayer mp;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mp = new MediaPlayer();
btnPlay = (Button) findViewById(R.id.btnPLAY);
btnPause = (Button) findViewById(R.id.btnPAUSE);
btnStop = (Button) findViewById(R.id.btnSTOP);
stateAwal();
btnPlay.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
play();
btnPlay.setEnabled(false);
btnPause.setEnabled(true);
btnStop.setEnabled(true);
}
});
btnPause.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
pause();
}
});
btnStop.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
stop();
}
});
}
/** State Awal / Pertama Dijalankan */
public void stateAwal(){
btnPlay.setEnabled(true);
btnPause.setEnabled(false);
btnStop.setEnabled(false);
}
/** Dijalankan Oleh Tombol Play */
private void play() {
/** Memanggil File MP3 "indonesiaraya.mp3" */
mp = MediaPlayer.create(this, R.raw.indonesiaraya);
try {
mp.prepare();
} catch (IllegalStateException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
/** Menjalankan Audio */
mp.start();
/** Penanganan Ketika Suara Berakhir */
mp.setOnCompletionListener(new OnCompletionListener() {
@Override
public void onCompletion(MediaPlayer mp) {
stateAwal();
}
});
}
/** Dijalankan Oleh Tombol Pause */
public void pause(){
if(mp.isPlaying()){
if(mp!=null){
mp.pause();
}
} else {
if(mp!=null){
mp.start();
}
}
}
/** Dijalankan Oleh Tombol Stop */
public void stop(){
mp.stop();
try{
mp.prepare();
mp.seekTo(0);
}catch (Throwable t) {
t.printStackTrace();
}
stateAwal();
}
}