public void PlaySong(string name)
{
var resId = Resources.GetIdentifier(name, "raw", PackageName);
if (player != null && player.IsPlaying)
{
player.Stop();
}
player = MediaPlayer.Create(this, resId);
player.Completion += delegate
{
player = null; //Free the memory
};
player.Start();
}
private void PlayPauseMusic(object sender, EventArgs eventArgs)
{
//If the mediaPlayer previously played before.
if (mediaPlayer != null)
{
//If a current music is playing
if (mediaPlayer.IsPlaying)
{
//If the currently playing song does not match the displayed song.
if (currentPlayingSong != displayedSong)
{
//plays the new song.
playBtn.SetImageDrawable(GetDrawable(Resource.Drawable.pause));
PreparePlayer(true);
}
else
{
//Otherwise, pause the music.
mediaPlayer.Pause();
playBtn.SetImageDrawable(GetDrawable(Resource.Drawable.play));
}
}
else
{
//else plays the music.
playBtn.SetImageDrawable(GetDrawable(Resource.Drawable.pause));
//If the music was previously in a paused state.
if (mediaPlayer.CurrentPosition != 0 && currentPlayingSong == displayedSong)
{
mediaPlayer.Start();
headerTitle.Text = "Now playing~ " + Utils.Truncate(currentPlayingSong.GetSongTitle(), 5) + "..";
}
else
{
PreparePlayer(true);
}
}
}
else
{
//Called mainly once (When app launches and first time playing.)
PreparePlayer(true);
playBtn.SetImageDrawable(GetDrawable(Resource.Drawable.pause));
}
}
private void PreparePlayer(bool playMusic = false)
{
try
{
//Clears the current seekbar thread first if its running.
if (musicThread.IsAlive)
{
ThreadHandler(1);
}
//Flushs the mediaplayer.
if (mediaPlayer != null)
{
//If the player is playing.
if (mediaPlayer.IsPlaying)
{
//Stops the player first.
mediaPlayer.Stop();
}
mediaPlayer.Reset();
mediaPlayer.Release();
}
//Set the mediaplayer source.
mediaPlayer = new MediaPlayer();
mediaPlayer.SetDataSource(displayedSong.GetFileDirectory().Path);
mediaPlayer.Prepare();
if (playMusic)
{
mediaPlayer.Start();
currentPlayingSong = displayedSong;
Utils.ShowToast(this, "Now playing: " + displayedSong.GetSongTitle());
headerTitle.Text = "Now playing~ " + Utils.Truncate(currentPlayingSong.GetSongTitle(), 5) + "..";
mediaPlayer.Completion += MediaPlayerOnCompletion;
ThreadHandler(0);
}
} catch (Exception p) {
//For debug purpose.
Utils.ShowToast(this, "ERROR: " + p.Message, false, ToastLength.Long);
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.Album);
// Create your application here
var startPause = FindViewById <Button>(Resource.Id.startpause);
var nextSong = FindViewById <Button>(Resource.Id.nextSong);
var previousSong = FindViewById <Button>(Resource.Id.previousSong);
var songProgressBar = FindViewById <SeekBar>(Resource.Id.songProgressBar);
startPause.Click += delegate
{
if (Player.IsPlaying)
{
Player.Pause();
}
else
{
Player.Start();
}
};
nextSong.Click += delegate
{
NextSong(songProgressBar);
};
previousSong.Click += delegate
{
var nextSongIndex = _album.Songs.IndexOf(_currentSong) - 1;
if (nextSongIndex < 0)
{
Player.Reset();
_currentSong = null;
}
else
{
_currentSong = _album.Songs[nextSongIndex];
Player.Reset();
var uri = Uri.Parse(_currentSong.SongPath);
Player.SetAudioStreamType(Stream.Music);
Player.SetDataSource(ApplicationContext, uri);
Player.Prepare();
Player.Start();
songProgressBar.Max = Player.Duration;
songProgressBar.Progress = 0;
}
};
Title = Intent.GetStringExtra("AlbumName") ?? "";
if (Title != "")
{
_album = ApplicationData.Albums.SingleOrDefault(a => a.Name == Title);
}
if (_album == null)
{
return;
}
var layout = FindViewById <LinearLayout>(Resource.Id.linearSongsLayout);
for (int i = 0; i < _album.Songs.Count; i++)
{
var button = new Button(this)
{
Text = $"{i+1} {_album.Songs[i].Title}",
Id = i
};
button.Click += (sender, args) =>
{
_currentSong = _album.Songs[button.Id];
if (_currentSong != null)
{
Player.Reset();
var uri = Uri.Parse(_currentSong.SongPath);
Player.SetAudioStreamType(Stream.Music);
Player.SetDataSource(ApplicationContext, uri);
Player.Prepare();
Player.Start();
songProgressBar.Max = Player.Duration;
songProgressBar.Progress = 0;
}
};
layout.AddView(button);
}
var progressText = FindViewById <TextView>(Resource.Id.progressText);
songProgressBar.StopTrackingTouch += delegate
{
progressText.Text = $"{songProgressBar.Progress}";
Player.SeekTo(songProgressBar.Progress);
};
SetCountDown();
Player.Completion += delegate
{
NextSong(songProgressBar);
};
}
