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The source code is released under:
GNU Lesser General Public License
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/* * YAMMP - Yet Another Multi Media Player for android * Copyright (C) 2011-2012 Mariotaku Lee <mariotaku.lee@gmail.com> */* w w w . j av a 2 s.c o m*/ * This file is part of YAMMP. * * YAMMP is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * YAMMP is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with YAMMP. If not, see <http://www.gnu.org/licenses/>. */ package org.yammp.app; import java.io.File; import org.yammp.Constants; import org.yammp.R; import org.yammp.util.LazyImageLoader; import org.yammp.util.MusicUtils; import com.actionbarsherlock.app.SherlockFragment; import android.app.SearchManager; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.database.Cursor; import android.net.Uri; import android.os.Bundle; import android.provider.MediaStore; import android.provider.MediaStore.Audio; import android.support.v4.app.FragmentTransaction; import android.support.v4.app.LoaderManager.LoaderCallbacks; import android.support.v4.content.CursorLoader; import android.support.v4.content.Loader; import android.support.v4.widget.SimpleCursorAdapter; import android.view.ContextMenu; import android.view.ContextMenu.ContextMenuInfo; import android.view.animation.AnimationUtils; import android.view.LayoutInflater; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.AdapterView.AdapterContextMenuInfo; import android.widget.AdapterView.OnItemClickListener; import android.widget.GridView; import android.widget.ImageView; import android.widget.TextView; public class AlbumFragment extends SherlockFragment implements Constants, OnItemClickListener, LoaderCallbacks<Cursor> { private AlbumsAdapter mAdapter; private GridView mGridView; private Cursor mCursor; private int mSelectedPosition; private long mSelectedId; private String mCurrentAlbumName, mCurrentArtistNameForAlbum; private int mIdIdx, mAlbumIdx, mArtistIdx, mArtIdx; private LazyImageLoader mImageLoader; private BroadcastReceiver mMediaStatusReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { mGridView.invalidateViews(); } }; public AlbumFragment() { } public AlbumFragment(Bundle args) { setArguments(args); } @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); // We have a menu item to show in action bar. setHasOptionsMenu(true); mImageLoader = new LazyImageLoader(getActivity().getApplicationContext(), R.drawable.ic_mp_albumart_unknown); mAdapter = new AlbumsAdapter(getSherlockActivity(), R.layout.album_grid_item, null, new String[] {}, new int[] {}, 0); View fragmentView = getView(); mGridView = (GridView) fragmentView.findViewById(android.R.id.list); mGridView.setAdapter(mAdapter); mGridView.setOnItemClickListener(this); mGridView.setOnCreateContextMenuListener(this); mGridView.setDrawingCacheEnabled(true); mGridView.setDrawingCacheQuality(View.DRAWING_CACHE_QUALITY_AUTO); getLoaderManager().initLoader(0, null, this); } @Override public boolean onContextItemSelected(MenuItem item) { if (mCursor == null) return false; Intent intent; switch (item.getItemId()) { case PLAY_SELECTION: int position = mSelectedPosition; long[] list = MusicUtils.getSongListForAlbum(getSherlockActivity(), mSelectedId); MusicUtils.playAll(getSherlockActivity(), list, position); return true; case DELETE_ITEMS: intent = new Intent(INTENT_DELETE_ITEMS); Bundle bundle = new Bundle(); bundle.putString( INTENT_KEY_PATH, Uri.withAppendedPath(Audio.Albums.EXTERNAL_CONTENT_URI, Uri.encode(String.valueOf(mSelectedId))).toString()); intent.putExtras(bundle); startActivity(intent); return true; case SEARCH: doSearch(); return true; } return super.onContextItemSelected(item); } @Override public void onCreateContextMenu(ContextMenu menu, View view, ContextMenuInfo info) { if (mCursor == null) return; getSherlockActivity().getMenuInflater().inflate(R.menu.music_browser_item, menu); AdapterContextMenuInfo adapterinfo = (AdapterContextMenuInfo) info; mSelectedPosition = adapterinfo.position; mCursor.moveToPosition(mSelectedPosition); try { mSelectedId = mCursor.getLong(mIdIdx); } catch (IllegalArgumentException ex) { mSelectedId = adapterinfo.id; } mCurrentArtistNameForAlbum = mCursor.getString(mArtistIdx); mCurrentAlbumName = mCursor.getString(mAlbumIdx); menu.setHeaderTitle(mCurrentAlbumName); } @Override public Loader<Cursor> onCreateLoader(int id, Bundle args) { String[] cols = new String[] { Audio.Albums._ID, Audio.Albums.ALBUM, Audio.Albums.ARTIST, Audio.Albums.ALBUM_ART }; Uri uri = Audio.Albums.EXTERNAL_CONTENT_URI; return new CursorLoader(getSherlockActivity(), uri, cols, null, null, Audio.Albums.DEFAULT_SORT_ORDER); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { return inflater.inflate(R.layout.albums_browser, container, false); } @Override public void onItemClick(AdapterView<?> adapter, View view, int position, long id) { showDetails(position, id); } @Override public void onLoaderReset(Loader<Cursor> loader) { mAdapter.changeCursor(null); } @Override public void onLoadFinished(Loader<Cursor> loader, Cursor data) { if (data == null) { getSherlockActivity().finish(); return; } mCursor = data; mIdIdx = data.getColumnIndexOrThrow(Audio.Albums._ID); mAlbumIdx = data.getColumnIndexOrThrow(Audio.Albums.ALBUM); mArtistIdx = data.getColumnIndexOrThrow(Audio.Albums.ARTIST); mArtIdx = data.getColumnIndexOrThrow(Audio.Albums.ALBUM_ART); mAdapter.changeCursor(data); } @Override public void onSaveInstanceState(Bundle outState) { outState.putAll(getArguments() != null ? getArguments() : new Bundle()); super.onSaveInstanceState(outState); } @Override public void onStart() { super.onStart(); IntentFilter filter = new IntentFilter(); filter.addAction(BROADCAST_META_CHANGED); filter.addAction(BROADCAST_QUEUE_CHANGED); getSherlockActivity().registerReceiver(mMediaStatusReceiver, filter); } @Override public void onStop() { getSherlockActivity().unregisterReceiver(mMediaStatusReceiver); super.onStop(); } private void doSearch() { CharSequence title = null; String query = null; Intent i = new Intent(); i.setAction(MediaStore.INTENT_ACTION_MEDIA_SEARCH); i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); title = mCurrentAlbumName; if (MediaStore.UNKNOWN_STRING.equals(mCurrentArtistNameForAlbum)) { query = mCurrentAlbumName; } else { query = mCurrentArtistNameForAlbum + " " + mCurrentAlbumName; i.putExtra(MediaStore.EXTRA_MEDIA_ARTIST, mCurrentArtistNameForAlbum); } if (MediaStore.UNKNOWN_STRING.equals(mCurrentAlbumName)) { i.putExtra(MediaStore.EXTRA_MEDIA_ALBUM, mCurrentAlbumName); } i.putExtra(MediaStore.EXTRA_MEDIA_FOCUS, "audio/*"); title = getString(R.string.mediasearch, title); i.putExtra(SearchManager.QUERY, query); startActivity(Intent.createChooser(i, title)); } private void showDetails(int index, long id) { Bundle bundle = new Bundle(); bundle.putString(INTENT_KEY_TYPE, MediaStore.Audio.Albums.CONTENT_TYPE); bundle.putLong(Audio.Albums._ID, id); View detailsFrame = getSherlockActivity().findViewById(R.id.frame_details); boolean mDualPane = detailsFrame != null && detailsFrame.getVisibility() == View.VISIBLE && getResources().getBoolean(R.bool.dual_pane); if (mDualPane) { mGridView.setSelection(index); TrackFragment fragment = new TrackFragment(); fragment.setArguments(bundle); FragmentTransaction ft = getFragmentManager().beginTransaction(); ft.replace(R.id.frame_details, fragment); ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE); ft.commit(); } else { Intent intent = new Intent(Intent.ACTION_VIEW); intent.setClass(getSherlockActivity(), TrackBrowserActivity.class); intent.putExtras(bundle); startActivity(intent); } } private class AlbumsAdapter extends SimpleCursorAdapter { private AlbumsAdapter(Context context, int layout, Cursor cursor, String[] from, int[] to, int flags) { super(context, layout, cursor, from, to, flags); } @Override public void bindView(View view, Context context, Cursor cursor) { ViewHolder viewholder = (ViewHolder) view.getTag(); if (viewholder == null) return; String album_name = cursor.getString(mAlbumIdx); if (album_name == null || MediaStore.UNKNOWN_STRING.equals(album_name)) { viewholder.album_name.setText(R.string.unknown_album); } else { viewholder.album_name.setText(album_name); } String artist_name = cursor.getString(mArtistIdx); if (artist_name == null || MediaStore.UNKNOWN_STRING.equals(artist_name)) { viewholder.artist_name.setText(R.string.unknown_artist); } else { viewholder.artist_name.setText(artist_name); } // We don't actually need the path to the thumbnail file, // we just use it to see if there is album art or not long aid = cursor.getLong(mIdIdx); long currentalbumid = MusicUtils.getCurrentAlbumId(); if (currentalbumid == aid) { viewholder.album_name.setCompoundDrawablesWithIntrinsicBounds(0, 0, R.drawable.ic_indicator_nowplaying_small, 0); } else { viewholder.album_name.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0); } String art = cursor.getString(mArtIdx); if (art != null && art.toString().length() > 0) { mImageLoader.displayImage(new File(art), viewholder.album_art); } else { viewholder.album_art.setImageResource(R.drawable.ic_mp_albumart_unknown); } } @Override public View newView(Context context, Cursor cursor, ViewGroup parent) { View view = super.newView(context, cursor, parent); ViewHolder viewholder = new ViewHolder(view); view.setTag(viewholder); return view; } private class ViewHolder { TextView album_name; TextView artist_name; ImageView album_art; public ViewHolder(View view) { album_name = (TextView) view.findViewById(R.id.album_name); artist_name = (TextView) view.findViewById(R.id.artist_name); album_art = (ImageView) view.findViewById(R.id.album_art); } } } }