public void PopulateSongList(Context context)
{
SongData songData = new SongData();
Android.Net.Uri musicUri = MediaStore.Audio.Media.ExternalContentUri;
//Used to query the media files.
ICursor musicCursor = context.ContentResolver.Query(musicUri, null, null, null, null);
if (musicCursor != null && musicCursor.MoveToFirst())
{
int songID = -1;
//get columns.
int fileIsMusicColumn = musicCursor.GetColumnIndex("is_music");
int songTitleColumn = musicCursor.GetColumnIndex("title");
int songArtistColumn = musicCursor.GetColumnIndex("artist");
int albumIDColumn = musicCursor.GetColumnIndex("album_id");
int fileURIColumn = musicCursor.GetColumnIndex("_data");
//There is also a is_favorite column.
//But I am not using it for this example.
//musicCursor.GetColumnNames();
//add songs to the songData list
do
{
//If the current file is a music file.
if (musicCursor.GetInt(fileIsMusicColumn) == 1)
{
string songTitle = musicCursor.GetString(songTitleColumn);
string songArtist = musicCursor.GetString(songArtistColumn);
Android.Net.Uri fileDir = Android.Net.Uri.Parse(musicCursor.GetString(fileURIColumn));
var test = musicCursor.GetString(fileURIColumn);
//We will use this to fetch the song image later.
//Store a list of Bitmaps will take up too much space.
long albumID = musicCursor.GetLong(albumIDColumn);
//If song artist value is not found.
if (songArtist == null)
{
songArtist = "<unknown>";
}
songData.AddNewSong(new Song(++songID, songTitle, songArtist, albumID, fileDir));
}
}while (musicCursor.MoveToNext());
}
}
