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Diffstat (limited to 'src/com/android/music/TrackBrowserActivity.java')
| -rw-r--r-- | src/com/android/music/TrackBrowserActivity.java | 317 |
1 files changed, 0 insertions, 317 deletions
diff --git a/src/com/android/music/TrackBrowserActivity.java b/src/com/android/music/TrackBrowserActivity.java deleted file mode 100644 index 7fb41b4..0000000 --- a/src/com/android/music/TrackBrowserActivity.java +++ /dev/null @@ -1,317 +0,0 @@ -/* - * Copyright (C) 2007 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.music; - -import android.app.Activity; -import android.app.ListActivity; -import android.content.ComponentName; -import android.content.Context; -import android.content.Intent; -import android.graphics.Color; -import android.graphics.drawable.Drawable; -import android.media.AudioManager; -import android.media.MediaDescription; -import android.media.MediaMetadata; -import android.media.browse.MediaBrowser; -import android.media.session.MediaController; -import android.media.session.MediaSession; -import android.os.Bundle; -import android.util.Log; -import android.view.LayoutInflater; -import android.view.View; -import android.view.ViewGroup; -import android.view.Window; -import android.widget.*; -import com.android.music.utils.LogHelper; -import com.android.music.utils.MediaIDHelper; - -import java.util.ArrayList; -import java.util.List; - -/* -This activity shows when there is a need for - 1. Songs tab [withtab = true] - 2. Browse songs within an album [withtab = false] - 3. Browse songs within a playlist [withtab = false] - 4. Browse songs within now playing queue [withtab = false] - */ -public class TrackBrowserActivity extends ListActivity { - private static final String TAG = LogHelper.makeLogTag(TrackBrowserActivity.class); - private static final MediaBrowser.MediaItem DEFAULT_PARENT_ITEM = - new MediaBrowser.MediaItem(new MediaDescription.Builder() - .setMediaId(MediaIDHelper.MEDIA_ID_MUSICS_BY_SONG) - .setTitle("Songs") - .build(), - MediaBrowser.MediaItem.FLAG_BROWSABLE); - - // Underlining ListView of this Activity - private ListView mTrackList; - // The mediaId to be used for subscribing for children using the MediaBrowser. - private MediaBrowser.MediaItem mParentItem; - private MediaBrowser mMediaBrowser; - private TrackBrowseAdapter mBrowseListAdapter; - private boolean mWithTabs; - - /** - * Called when the activity is first created. - */ - @Override - public void onCreate(Bundle icicle) { - Log.d(TAG, "onCreate()"); - super.onCreate(icicle); - // Process past states - Intent intent = getIntent(); - if (icicle != null) { - LogHelper.d(TAG, "Launch by saved instance state"); - mParentItem = icicle.getParcelable(MusicUtils.TAG_PARENT_ITEM); - mWithTabs = icicle.getBoolean(MusicUtils.TAG_WITH_TABS); - MusicUtils.updateNowPlaying(this); - } else if (intent != null) { - LogHelper.d(TAG, "Launch by intent"); - mParentItem = intent.getParcelableExtra(MusicUtils.TAG_PARENT_ITEM); - mWithTabs = intent.getBooleanExtra(MusicUtils.TAG_WITH_TABS, false); - } - if (mParentItem == null) { - LogHelper.d(TAG, "Launch by default parameters"); - mParentItem = DEFAULT_PARENT_ITEM; - mWithTabs = true; - } - if (mWithTabs) { - requestWindowFeature(Window.FEATURE_NO_TITLE); - } - setTitle(mParentItem.getDescription().getTitle()); - setVolumeControlStream(AudioManager.STREAM_MUSIC); - - // Init layout - LogHelper.d(TAG, "init layout"); - setContentView(R.layout.media_picker_activity); - MusicUtils.updateButtonBar(this, R.id.songtab); - - // Init the ListView - Log.d(TAG, "Creating ListView"); - mTrackList = getListView(); - mTrackList.setCacheColorHint(0); - mTrackList.setTextFilterEnabled(true); - mBrowseListAdapter = (TrackBrowseAdapter) getLastNonConfigurationInstance(); - if (mBrowseListAdapter == null) { - mBrowseListAdapter = new TrackBrowseAdapter(this, R.layout.track_list_item); - } - setListAdapter(mBrowseListAdapter); - // don't set the album art until after the view has been layed out - mTrackList.post(new Runnable() { - public void run() { - mTrackList.setBackgroundColor(Color.WHITE); - mTrackList.setCacheColorHint(0); - } - }); - - // Create media browser - Log.d(TAG, "Creating MediaBrowser"); - mMediaBrowser = new MediaBrowser(this, new ComponentName(this, MediaPlaybackService.class), - mConnectionCallback, null); - } - - @Override - public void onStart() { - Log.d(TAG, "onStart()"); - super.onStart(); - mMediaBrowser.connect(); - } - - @Override - public void onStop() { - Log.d(TAG, "onStop()"); - super.onStop(); - mMediaBrowser.disconnect(); - } - - @Override - public void onDestroy() { - Log.d(TAG, "onDestroy()"); - ListView lv = getListView(); - // Because we pass the adapter to the next activity, we need to make - // sure it doesn't keep a reference to this activity. We can do this - // by clearing its DatasetObservers, which setListAdapter(null) does. - setListAdapter(null); - mBrowseListAdapter = null; - super.onDestroy(); - } - - @Override - public void onResume() { - Log.d(TAG, "onResume()"); - super.onResume(); - } - - @Override - public void onPause() { - Log.d(TAG, "onPause()"); - super.onPause(); - } - - @Override - public void onSaveInstanceState(Bundle outcicle) { - outcicle.putParcelable(MusicUtils.TAG_PARENT_ITEM, mParentItem); - outcicle.putBoolean(MusicUtils.TAG_WITH_TABS, mWithTabs); - super.onSaveInstanceState(outcicle); - } - - private MediaBrowser.SubscriptionCallback mSubscriptionCallback = - new MediaBrowser.SubscriptionCallback() { - - @Override - public void onChildrenLoaded( - String parentId, List<MediaBrowser.MediaItem> children) { - mBrowseListAdapter.clear(); - mBrowseListAdapter.notifyDataSetInvalidated(); - for (MediaBrowser.MediaItem item : children) { - mBrowseListAdapter.add(item); - } - mBrowseListAdapter.notifyDataSetChanged(); - } - - @Override - public void onError(String id) { - Toast.makeText(getApplicationContext(), R.string.error_loading_media, - Toast.LENGTH_LONG) - .show(); - } - }; - - private MediaBrowser.ConnectionCallback mConnectionCallback = - new MediaBrowser.ConnectionCallback() { - @Override - public void onConnected() { - Log.d(TAG, "onConnected: session token " + mMediaBrowser.getSessionToken()); - mMediaBrowser.subscribe(mParentItem.getMediaId(), mSubscriptionCallback); - if (mMediaBrowser.getSessionToken() == null) { - throw new IllegalArgumentException("No Session token"); - } - MediaController mediaController = new MediaController( - TrackBrowserActivity.this, mMediaBrowser.getSessionToken()); - mediaController.registerCallback(mMediaControllerCallback); - TrackBrowserActivity.this.setMediaController(mediaController); - if (mediaController.getMetadata() != null && mWithTabs) { - MusicUtils.updateNowPlaying(TrackBrowserActivity.this); - } - } - - @Override - public void onConnectionFailed() { - Log.d(TAG, "onConnectionFailed"); - } - - @Override - public void onConnectionSuspended() { - Log.d(TAG, "onConnectionSuspended"); - TrackBrowserActivity.this.setMediaController(null); - } - }; - - private MediaController.Callback mMediaControllerCallback = new MediaController.Callback() { - @Override - public void onMetadataChanged(MediaMetadata metadata) { - super.onMetadataChanged(metadata); - if (mWithTabs) { - MusicUtils.updateNowPlaying(TrackBrowserActivity.this); - } - if (mBrowseListAdapter != null) { - mBrowseListAdapter.notifyDataSetChanged(); - } - } - }; - - // An adapter for showing the list of browsed MediaItem's - private static class TrackBrowseAdapter extends ArrayAdapter<MediaBrowser.MediaItem> { - private int mLayoutId; - private final Drawable mNowPlayingOverlay; - private Activity mActivity; - - static class ViewHolder { - TextView line1; - TextView line2; - TextView duration; - ImageView play_indicator; - } - - TrackBrowseAdapter(Activity activity, int layout) { - super(activity, layout, new ArrayList<>()); - mLayoutId = layout; - mNowPlayingOverlay = activity.getResources().getDrawable( - R.drawable.indicator_ic_mp_playing_list, activity.getTheme()); - mActivity = activity; - } - - @Override - public View getView(int position, View convertView, ViewGroup parent) { - Log.d(TAG, "getView()"); - if (convertView == null) { - convertView = LayoutInflater.from(getContext()).inflate(mLayoutId, parent, false); - ImageView iv = (ImageView) convertView.findViewById(R.id.icon); - iv.setVisibility(View.GONE); - ViewHolder vh = new ViewHolder(); - vh.line1 = (TextView) convertView.findViewById(R.id.line1); - vh.line2 = (TextView) convertView.findViewById(R.id.line2); - vh.duration = (TextView) convertView.findViewById(R.id.duration); - vh.play_indicator = (ImageView) convertView.findViewById(R.id.play_indicator); - convertView.setTag(vh); - } - ViewHolder holder = (ViewHolder) convertView.getTag(); - MediaBrowser.MediaItem item = getItem(position); - Log.d(TAG, "title: " + item.getDescription().getTitle()); - holder.line1.setText(item.getDescription().getTitle()); - Log.d(TAG, "artist: " + item.getDescription().getSubtitle()); - holder.line2.setText(item.getDescription().getSubtitle()); - long duration = - item.getDescription().getExtras().getLong(MediaMetadata.METADATA_KEY_DURATION); - LogHelper.d(TAG, "duration: ", duration); - holder.duration.setText(MusicUtils.makeTimeString(getContext(), duration / 1000)); - MediaController mediaController = mActivity.getMediaController(); - if (mediaController == null) { - holder.play_indicator.setImageDrawable(null); - return convertView; - } - MediaMetadata metadata = mediaController.getMetadata(); - if (metadata == null) { - holder.play_indicator.setImageDrawable(null); - return convertView; - } - if (item.getDescription().getMediaId().endsWith( - metadata.getString(MediaMetadata.METADATA_KEY_MEDIA_ID))) { - holder.play_indicator.setImageDrawable(mNowPlayingOverlay); - } else { - holder.play_indicator.setImageDrawable(null); - } - return convertView; - } - } - - @Override - public Object onRetainNonConfigurationInstance() { - TrackBrowseAdapter a = mBrowseListAdapter; - return a; - } - - @Override - protected void onListItemClick(ListView l, View v, int position, long id) { - Log.d(TAG, "onListItemClick at position " + position + ", id " + id); - MediaBrowser.MediaItem item = mBrowseListAdapter.getItem(position); - if (item.isPlayable()) { - getMediaController().getTransportControls().playFromMediaId(item.getMediaId(), null); - } - } -} |