https://stackoverflow.com/questions/13678391
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Russianuse Below Code to get album art with song information. you can change slightly to display only album names instead of songs list.
public class BrowseAudioActivity extends Activity implements
AppConstants {
private Context context;
private ArrayList<AudioListModel> audioArrayList = new ArrayList<AudioListModel>();
private AudioListAdapter audioListAdapter;
private ListView audioListView;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
setContentView(R.layout.audio_list);
UtilityClass.addActivityToStack(this);
context = this;
audioListView = (ListView) findViewById(R.id.list_audio);
new GetAudioListAsynkTask(context).execute((Void) null);
}
private void initLayout() {
final Uri uri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
final String[] cursor_cols = { MediaStore.Audio.Media._ID,
MediaStore.Audio.Media.ARTIST, MediaStore.Audio.Media.ALBUM,
MediaStore.Audio.Media.TITLE, MediaStore.Audio.Media.DATA,
MediaStore.Audio.Media.ALBUM_ID,
MediaStore.Audio.Media.DURATION };
final String where = MediaStore.Audio.Media.IS_MUSIC + "=1";
final Cursor cursor = context.getContentResolver().query(uri,
cursor_cols, where, null, null);
while (cursor.moveToNext()) {
String artist = cursor.getString(cursor
.getColumnIndexOrThrow(MediaStore.Audio.Media.ARTIST));
String album = cursor.getString(cursor
.getColumnIndexOrThrow(MediaStore.Audio.Media.ALBUM));
String track = cursor.getString(cursor
.getColumnIndexOrThrow(MediaStore.Audio.Media.TITLE));
String data = cursor.getString(cursor
.getColumnIndexOrThrow(MediaStore.Audio.Media.DATA));
Long albumId = cursor.getLong(cursor
.getColumnIndexOrThrow(MediaStore.Audio.Media.ALBUM_ID));
int duration = cursor.getInt(cursor
.getColumnIndexOrThrow(MediaStore.Audio.Media.DURATION));
Uri sArtworkUri = Uri
.parse("content://media/external/audio/albumart");
Uri albumArtUri = ContentUris.withAppendedId(sArtworkUri, albumId);
Logger.debug(albumArtUri.toString());
Bitmap bitmap = null;
try {
bitmap = MediaStore.Images.Media.getBitmap(
context.getContentResolver(), albumArtUri);
bitmap = Bitmap.createScaledBitmap(bitmap, 30, 30, true);
} catch (FileNotFoundException exception) {
exception.printStackTrace();
bitmap = BitmapFactory.decodeResource(context.getResources(),
R.drawable.audio_file);
} catch (IOException e) {
e.printStackTrace();
}
AudioListModel audioListModel = new AudioListModel();
audioListModel.setArtist(artist);
audioListModel.setBitmap(bitmap);
audioListModel.setAlbum(album);
audioListModel.setTrack(track);
audioListModel.setData(data);
audioListModel.setAlbumId(albumId);
audioListModel.setDuration(duration);
audioListModel.setAlbumArtUri(albumArtUri);
audioArrayList.add(audioListModel);
}
}
public String getRealPathFromURI(Uri contentUri) {
String[] proj = { MediaStore.Images.Media.DATA };
Cursor cursor = context.getContentResolver().query(contentUri, proj,
null, null, null);
int column_index = cursor
.getColumnIndexOrThrow(MediaStore.Audio.Media.DATA);
cursor.moveToFirst();
return cursor.getString(column_index);
}
private class GetAudioListAsynkTask extends AsyncTask<Void, Void, Boolean> {
private Context context;
private CustomProgressDialog progressDialog;
public GetAudioListAsynkTask(Context context) {
this.context = context;
}
@Override
protected void onPreExecute() {
progressDialog = new CustomProgressDialog(context,
AUDIO_LOADING_HEADING, AUDIO_LOADING_MSG);
progressDialog.setCancelable(false);
progressDialog.show();
super.onPreExecute();
}
@Override
protected Boolean doInBackground(Void... params) {
try {
initLayout();
return true;
} catch (Exception e) {
return false;
}
}
@Override
protected void onPostExecute(Boolean result) {
progressDialog.dismiss();
audioListAdapter = new AudioListAdapter(context, audioArrayList);
audioListView.setAdapter(audioListAdapter);
audioListView
.setOnItemClickListener(new AudioListItemClickListener(
context, audioArrayList));
}
}
@Override
protected void onPause() {
super.onPause();
overridePendingTransition(0, 0);
}
@Override
protected void onDestroy() {
super.onDestroy();
UtilityClass.removeActivityOnFinish(this);
}
@Override
public void onBackPressed() {
super.onBackPressed();
finish();
}
}
