下面列出了android.provider.MediaStore.MediaColumns#TITLE 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
String[] projection = new String[] {
BaseColumns._ID, MediaColumns.TITLE, AudioColumns.ALBUM, AudioColumns.ARTIST,
};
StringBuilder selection = new StringBuilder();
Uri uri = Audio.Media.EXTERNAL_CONTENT_URI;
String sortOrder = Audio.Media.DEFAULT_SORT_ORDER;
uri = Audio.Media.EXTERNAL_CONTENT_URI;
long[] mNowPlaying = MusicUtils.getQueue();
if (mNowPlaying.length == 0)
return null;
selection = new StringBuilder();
selection.append(BaseColumns._ID + " IN (");
if (mNowPlaying == null || mNowPlaying.length <= 0)
return null;
for (long queue_id : mNowPlaying) {
selection.append(queue_id + ",");
}
selection.deleteCharAt(selection.length() - 1);
selection.append(")");
return new AddIdCursorLoader(getActivity(), uri, projection, selection.toString(), null,
sortOrder);
}
/**
* Reload the queue after we remove a track
*/
private void reloadQueueCursor() {
String[] projection = new String[] {
BaseColumns._ID, MediaColumns.TITLE, AudioColumns.ALBUM, AudioColumns.ARTIST,
};
StringBuilder selection = new StringBuilder();
Uri uri = Audio.Media.EXTERNAL_CONTENT_URI;
String sortOrder = Audio.Media.DEFAULT_SORT_ORDER;
uri = Audio.Media.EXTERNAL_CONTENT_URI;
long[] mNowPlaying = MusicUtils.getQueue();
if (mNowPlaying.length == 0)
return;
selection = new StringBuilder();
selection.append(BaseColumns._ID + " IN (");
if (mNowPlaying == null || mNowPlaying.length <= 0)
return;
for (long queue_id : mNowPlaying) {
selection.append(queue_id + ",");
}
selection.deleteCharAt(selection.length() - 1);
selection.append(")");
mCursor = MusicUtils.query(getActivity(), uri, projection, selection.toString(), null,
sortOrder);
mQuickQueueAdapter.changeCursor(mCursor);
}
@Override
public void setupFragmentData() {
mAdapter = new AlbumListAdapter(getActivity(), R.layout.music_listview_items, null,
new String[] {}, new int[] {}, 0);
mProjection = new String[] {
BaseColumns._ID, MediaColumns.TITLE, AudioColumns.ALBUM, AudioColumns.ARTIST
};
StringBuilder where = new StringBuilder();
where.append(AudioColumns.IS_MUSIC + "=1")
.append(" AND " + MediaColumns.TITLE + " != ''");
long albumId = getArguments().getLong(BaseColumns._ID);
where.append(" AND " + AudioColumns.ALBUM_ID + "=" + albumId);
mWhere = where.toString();
mSortOrder = Audio.Media.TRACK + ", " + Audio.Media.DEFAULT_SORT_ORDER;
mUri = Audio.Media.EXTERNAL_CONTENT_URI;
mFragmentGroupId = 89;
mType = TYPE_ALBUM;
mTitleColumn = MediaColumns.TITLE;
}
public void setupFragmentData(){
mAdapter = new RecentlyAddedAdapter(getActivity(), R.layout.music_listview_items,
null, new String[] {}, new int[] {}, 0);
mProjection = new String[] {
BaseColumns._ID, MediaColumns.TITLE, AudioColumns.ALBUM, AudioColumns.ARTIST
};
StringBuilder where = new StringBuilder();
int X = MusicUtils.getIntPref(getActivity(), NUMWEEKS, 5) * 3600 * 24 * 7;
where.append(MediaColumns.TITLE + " != ''");
where.append(" AND " + AudioColumns.IS_MUSIC + "=1");
where.append(" AND " + MediaColumns.DATE_ADDED + ">"
+ (System.currentTimeMillis() / 1000 - X));
mWhere = where.toString();
mSortOrder = MediaColumns.DATE_ADDED + " DESC";
mUri = Audio.Media.EXTERNAL_CONTENT_URI;
mTitleColumn = MediaColumns.TITLE;
}
@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
if (data == null) {
return;
}
long[] mNowPlaying = MusicUtils.getQueue();
String[] audioCols = new String[] { BaseColumns._ID, MediaColumns.TITLE, AudioColumns.ARTIST, AudioColumns.ALBUM};
MatrixCursor playlistCursor = new MatrixCursor(audioCols);
for(int i = 0; i < mNowPlaying.length; i++){
data.moveToPosition(-1);
while (data.moveToNext()) {
long audioid = data.getLong(data.getColumnIndexOrThrow(BaseColumns._ID));
if( audioid == mNowPlaying[i]) {
String trackName = data.getString(data.getColumnIndexOrThrow(MediaColumns.TITLE));
String artistName = data.getString(data.getColumnIndexOrThrow(AudioColumns.ARTIST));
String albumName = data.getString(data.getColumnIndexOrThrow(AudioColumns.ALBUM));
playlistCursor.addRow(new Object[] {audioid, trackName, artistName, albumName });
}
}
}
data.close();
mCursor = playlistCursor;
super.onLoadFinished(loader, playlistCursor);
}
public void setupFragmentData(){
mAdapter = new GenreListAdapter(getActivity(), R.layout.music_listview_items, null,
new String[] {}, new int[] {}, 0);
mProjection = new String[] {
BaseColumns._ID, MediaColumns.TITLE, AudioColumns.ALBUM,
AudioColumns.ARTIST
};
StringBuilder where = new StringBuilder();
where.append(AudioColumns.IS_MUSIC + "=1").append(
" AND " + MediaColumns.TITLE + " != ''");
mWhere = where.toString();
mSortOrder = Genres.Members.DEFAULT_SORT_ORDER;
mUri = Genres.Members.getContentUri(EXTERNAL, getArguments().getLong(BaseColumns._ID));
mFragmentGroupId = 3;
mType = TYPE_GENRE;
mTitleColumn = MediaColumns.TITLE;
}
@Override
public void setupFragmentData(){
mAdapter = new ArtistListAdapter(getActivity(), R.layout.music_listview_items, null,
new String[] {}, new int[] {}, 0);
mProjection = new String[] {
BaseColumns._ID, MediaColumns.TITLE, AudioColumns.ALBUM, AudioColumns.ARTIST
};
StringBuilder where = new StringBuilder();
where.append(AudioColumns.IS_MUSIC + "=1")
.append(" AND " + MediaColumns.TITLE + " != ''");
long artist_id = getArguments().getLong(BaseColumns._ID);
where.append(" AND " + AudioColumns.ARTIST_ID + "=" + artist_id);
mWhere = where.toString();
mSortOrder = MediaColumns.TITLE;
mUri = Audio.Media.EXTERNAL_CONTENT_URI;
mFragmentGroupId = 88;
mType = TYPE_ARTIST;
mTitleColumn = MediaColumns.TITLE;
}
/**
* @param context
* @param id
*/
public static void setRingtone(Context context, long id) {
ContentResolver resolver = context.getContentResolver();
// Set the flag in the database to mark this as a ringtone
Uri ringUri = ContentUris.withAppendedId(Media.EXTERNAL_CONTENT_URI, id);
try {
ContentValues values = new ContentValues(2);
values.put(AudioColumns.IS_RINGTONE, "1");
values.put(AudioColumns.IS_ALARM, "1");
resolver.update(ringUri, values, null, null);
} catch (UnsupportedOperationException ex) {
// most likely the card just got unmounted
return;
}
String[] cols = new String[] {
BaseColumns._ID, MediaColumns.DATA, MediaColumns.TITLE
};
String where = BaseColumns._ID + "=" + id;
Cursor cursor = query(context, Media.EXTERNAL_CONTENT_URI, cols, where, null, null);
try {
if (cursor != null && cursor.getCount() == 1) {
// Set the system setting to make this the current ringtone
cursor.moveToFirst();
Settings.System.putString(resolver, Settings.System.RINGTONE, ringUri.toString());
String message = context.getString(R.string.set_as_ringtone, cursor.getString(2));
Toast.makeText(context, message, Toast.LENGTH_SHORT).show();
}
} finally {
if (cursor != null) {
cursor.close();
}
}
}
@Override
public Cursor loadInBackground() {
Cursor mediaCursor = getContext().getContentResolver().query(mUri, mProjection, mSelection,
mSelectionArgs, mSortOrder);
//Get cursor filled with Audio Id's
String [] projection = new String[] {
BaseColumns._ID, AlbumColumns.ALBUM
};
Uri uri = Audio.Albums.EXTERNAL_CONTENT_URI;
String sortOrder = Audio.Albums.DEFAULT_SORT_ORDER;
Cursor albumCursor = getContext().getContentResolver().query(uri, projection, null, null, sortOrder);
//Matrix cursor to hold final data to be returned to calling context
MatrixCursor cursor = new MatrixCursor( new String[]
{ BaseColumns._ID, MediaColumns.TITLE, AudioColumns.ARTIST, AudioColumns.ALBUM, AudioColumns.ALBUM_ID});
//Map data from Audio Id cursor to the ALbumName Colum
ContentQueryMap mQueryMap = new ContentQueryMap(albumCursor, AlbumColumns.ALBUM, false, null);
Map<String, ContentValues> data = mQueryMap.getRows();
if (mediaCursor != null) {
while(mediaCursor.moveToNext()) {
String id = mediaCursor.getString(mediaCursor.getColumnIndexOrThrow(BaseColumns._ID));
String title = mediaCursor.getString(mediaCursor.getColumnIndexOrThrow(MediaColumns.TITLE));
String artist = mediaCursor.getString(mediaCursor.getColumnIndexOrThrow(AudioColumns.ARTIST));
String album = mediaCursor.getString(mediaCursor.getColumnIndexOrThrow(AudioColumns.ALBUM));
ContentValues tData = data.get(album);
String albumid = (String) tData.get(BaseColumns._ID);
cursor.addRow(new String[] {id, title, artist, album, albumid});
}
mediaCursor.close();
}
if (cursor != null) {
// Ensure the cursor window is filled
registerContentObserver(cursor, mObserver);
}
return cursor;
}
@Override
public void setupFragmentData() {
mAdapter = new NowPlayingAdapter(getActivity(), R.layout.music_dragsort_listview_items, null,
new String[] {}, new int[] {}, 0);
mProjection = new String[] {
BaseColumns._ID, MediaColumns.TITLE, AudioColumns.ALBUM, AudioColumns.ARTIST
};
mSortOrder = Audio.Media.DEFAULT_SORT_ORDER;
mUri = Audio.Media.EXTERNAL_CONTENT_URI;
StringBuilder where = new StringBuilder();
long[] mNowPlaying = MusicUtils.getQueue();
if (mNowPlaying.length <= 0){
where.append(AudioColumns.IS_MUSIC + "=1").append(" AND " + MediaColumns.TITLE + " != ''");
}
else{
where.append(BaseColumns._ID + " IN (");
for (long queue_id : mNowPlaying) {
where.append(queue_id + ",");
}
where.deleteCharAt(where.length() - 1);
where.append(")");
}
mWhere = where.toString();
mMediaIdColumn = BaseColumns._ID;
mType = TYPE_SONG;
mFragmentGroupId = 91;
}
@Override
public void setupFragmentData() {
mAdapter = new PlaylistListAdapter(getActivity(), R.layout.music_dragsort_listview_items, null,
new String[] {}, new int[] {}, 0, mPlaylistId);
StringBuilder where = new StringBuilder();
where.append(AudioColumns.IS_MUSIC + "=1").append(" AND " + MediaColumns.TITLE + " != ''");
mWhere = where.toString();
mSortOrder = Playlists.Members.PLAY_ORDER;
if(mPlaylistId == PLAYLIST_FAVORITES){
long favorites_id = MusicUtils.getFavoritesId(getActivity());
mProjection = new String[] {
Playlists.Members._ID, Playlists.Members.AUDIO_ID,
MediaColumns.TITLE, AudioColumns.ALBUM, AudioColumns.ARTIST
};
mUri = Playlists.Members.getContentUri(EXTERNAL, favorites_id);
}
else{
mProjection = new String[] {
Playlists.Members._ID, Playlists.Members.AUDIO_ID,
MediaColumns.TITLE, AudioColumns.ALBUM, AudioColumns.ARTIST
};
mUri = Playlists.Members.getContentUri(EXTERNAL, mPlaylistId);
}
mMediaIdColumn = Playlists.Members.AUDIO_ID;
mType = TYPE_PLAYLIST;
mFragmentGroupId = 90;
}
public void setupFragmentData(){
mAdapter = new ApolloSongListAdapter(getActivity(), R.layout.music_listview_items, null,
new String[] {}, new int[] {}, 0);
mProjection = new String[] {
BaseColumns._ID,
MediaColumns.TITLE,
AudioColumns.ALBUM,
AudioColumns.ARTIST,
AudioColumns.DATA
};
StringBuilder where = new StringBuilder();
where.append(AudioColumns.IS_MUSIC).append(" =1 AND ").append( MediaColumns.TITLE).append(" != ''");
mWhere = where.toString();
mSortOrder = Audio.Media.DEFAULT_SORT_ORDER;
mUri = Audio.Media.EXTERNAL_CONTENT_URI;
mFragmentGroupId = 3;
mType = TYPE_SONG;
mTitleColumn = MediaColumns.TITLE;
// 随机播放
// View shuffle_temp = View.inflate(getActivity(), R.layout.shuffle_all, null);
// mListView.addHeaderView(shuffle_temp);
// RelativeLayout shuffle = (RelativeLayout)shuffle_temp.findViewById(R.id.shuffle_wrapper);
// shuffle.setVisibility(View.VISIBLE);
// shuffle.setOnClickListener(new RelativeLayout.OnClickListener() {
// public void onClick(View v)
// {
// Uri uri = Audio.Media.EXTERNAL_CONTENT_URI;
// String[] projection = new String[] {
// BaseColumns._ID
// };
// String selection = AudioColumns.IS_MUSIC + "=1";
// String sortOrder = "RANDOM()";
// Cursor cursor = MusicUtils.query(getActivity(), uri, projection, selection, null, sortOrder);
// if (cursor != null) {
// MusicUtils.shuffleAll(getActivity(), cursor);
// cursor.close();
// cursor = null;
// }
// }
// });
}
/**
* Reload the queue after we remove a track
*/
private void reloadQueueCursor() {
String[] cols = new String[] {
BaseColumns._ID, MediaColumns.TITLE, MediaColumns.DATA, AudioColumns.ALBUM,
AudioColumns.ARTIST, AudioColumns.ARTIST_ID
};
StringBuilder selection = new StringBuilder();
selection.append(AudioColumns.IS_MUSIC + "=1");
selection.append(" AND " + MediaColumns.TITLE + " != ''");
Uri uri = Audio.Media.EXTERNAL_CONTENT_URI;
long[] mNowPlaying = MusicUtils.getQueue();
if (mNowPlaying.length == 0) {
}
selection = new StringBuilder();
selection.append(BaseColumns._ID + " IN (");
for (int i = 0; i < mNowPlaying.length; i++) {
selection.append(mNowPlaying[i]);
if (i < mNowPlaying.length - 1) {
selection.append(",");
}
}
selection.append(")");
if(mCursor != null)
mCursor.close();
mCursor = MusicUtils.query(getActivity(), uri, cols, selection.toString(), null, null);
String[] audioCols = new String[] { BaseColumns._ID, MediaColumns.TITLE, AudioColumns.ARTIST, AudioColumns.ALBUM};
MatrixCursor playlistCursor = new MatrixCursor(audioCols);
for(int i = 0; i < mNowPlaying.length; i++){
mCursor.moveToPosition(-1);
while (mCursor.moveToNext()) {
long audioid = mCursor.getLong(mCursor.getColumnIndexOrThrow(BaseColumns._ID));
if( audioid == mNowPlaying[i]) {
String trackName = mCursor.getString(mCursor.getColumnIndexOrThrow(MediaColumns.TITLE));
String artistName = mCursor.getString(mCursor.getColumnIndexOrThrow(AudioColumns.ARTIST));
String albumName = mCursor.getString(mCursor.getColumnIndexOrThrow(AudioColumns.ALBUM));
playlistCursor.addRow(new Object[] {audioid, trackName, artistName ,albumName});
}
}
}
if(mCursor != null)
mCursor.close();
mCursor = playlistCursor;
mAdapter.changeCursor(playlistCursor);
}
public void query(Uri contentUri, String selection) {
super.query(contentUri, MediaColumns.TITLE, selection, R.layout.media_picker_row, songsColumns, songsResIDs);
}