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Diffstat (limited to 'samples/SupportLeanbackShowcase/app/src/main/java/android/support/v17/leanback/supportleanbackshowcase/app/media/MusicConsumptionExampleFragment.java')
-rw-r--r-- | samples/SupportLeanbackShowcase/app/src/main/java/android/support/v17/leanback/supportleanbackshowcase/app/media/MusicConsumptionExampleFragment.java | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/samples/SupportLeanbackShowcase/app/src/main/java/android/support/v17/leanback/supportleanbackshowcase/app/media/MusicConsumptionExampleFragment.java b/samples/SupportLeanbackShowcase/app/src/main/java/android/support/v17/leanback/supportleanbackshowcase/app/media/MusicConsumptionExampleFragment.java new file mode 100644 index 000000000..fdb8ec41f --- /dev/null +++ b/samples/SupportLeanbackShowcase/app/src/main/java/android/support/v17/leanback/supportleanbackshowcase/app/media/MusicConsumptionExampleFragment.java @@ -0,0 +1,155 @@ +/* + * Copyright (C) 2015 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 android.support.v17.leanback.supportleanbackshowcase.app.media; + +import android.net.Uri; +import android.os.Bundle; +import android.support.v17.leanback.app.PlaybackOverlayFragment; +import android.support.v17.leanback.supportleanbackshowcase.utils.Constants; +import android.support.v17.leanback.supportleanbackshowcase.app.media.MediaPlayerGlue; +import android.support.v17.leanback.supportleanbackshowcase.R; +import android.support.v17.leanback.supportleanbackshowcase.app.media.TrackListHeader; +import android.support.v17.leanback.supportleanbackshowcase.utils.Utils; +import android.support.v17.leanback.supportleanbackshowcase.models.Song; +import android.support.v17.leanback.supportleanbackshowcase.models.SongList; +import android.support.v17.leanback.widget.Action; +import android.support.v17.leanback.widget.ArrayObjectAdapter; +import android.support.v17.leanback.widget.ClassPresenterSelector; +import android.support.v17.leanback.widget.OnItemViewClickedListener; +import android.support.v17.leanback.widget.PlaybackControlsRow; +import android.support.v17.leanback.widget.PlaybackControlsRowPresenter; +import android.support.v17.leanback.widget.Presenter; +import android.support.v17.leanback.widget.Row; +import android.support.v17.leanback.widget.RowPresenter; +import android.util.Log; + +import com.google.gson.Gson; + +import java.util.List; + +/** + * This example shows how to play music files and build a simple track list. + */ +public class MusicConsumptionExampleFragment extends PlaybackOverlayFragment implements + OnItemViewClickedListener, Song.OnSongRowClickListener, + MediaPlayerGlue.OnMediaFileFinishedPlayingListener { + + private static final String TAG = "MusicConsumptionExampleFragment"; + private ArrayObjectAdapter mRowsAdapter; + private MediaPlayerGlue mGlue; + private int mCurrentSongIndex = 0; + private List<Song> mSongList; + private boolean mAdapterNotified = false; + + @Override public void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + if (Constants.LOCAL_LOGD) Log.d(TAG, "onCreate"); + + mGlue = new MediaPlayerGlue(getActivity(), this) { + + @Override protected void onRowChanged(PlaybackControlsRow row) { + if (mRowsAdapter == null || mAdapterNotified) return; + //mAdapterNotified = true; + mRowsAdapter.notifyArrayItemRangeChanged(0, 1); + } + }; + mGlue.setOnMediaFileFinishedPlayingListener(this); + + String json = Utils.inputStreamToString( + getResources().openRawResource(R.raw.music_consumption_example)); + mSongList = new Gson().fromJson(json, SongList.class).getSongs(); + Song song = mSongList.get(mCurrentSongIndex); + MediaPlayerGlue.MetaData metaData = new MediaPlayerGlue.MetaData(); + metaData.setArtist(song.getDescription()); + metaData.setTitle(song.getTitle()); + metaData.setCover(getResources().getDrawable(song.getImageResource(getActivity()), null)); + Uri uri = Utils.getResourceUri(getActivity(), song.getFileResource(getActivity())); + mGlue.setMetaData(metaData); + mGlue.setMediaSource(uri); + + setBackgroundType(PlaybackOverlayFragment.BG_LIGHT); + addPlaybackControlsRow(); + } + + @Override public void onStart() { + super.onStart(); + mGlue.enableProgressUpdating(mGlue.hasValidMedia() && mGlue.isMediaPlaying()); + } + + @Override public void onStop() { + super.onStop(); + mGlue.enableProgressUpdating(false); + mGlue.reset(); + } + + private void addPlaybackControlsRow() { + final PlaybackControlsRowPresenter controlsPresenter = mGlue + .createControlsRowAndPresenter(); + ClassPresenterSelector selector = new ClassPresenterSelector(); + Song.Presenter songPresenter = new Song.Presenter(getActivity()); + songPresenter.setOnClickListener(this); + selector.addClassPresenter(Song.class, songPresenter); + selector.addClassPresenter(TrackListHeader.class, + new TrackListHeader.Presenter(getActivity())); + selector.addClassPresenter(PlaybackControlsRow.class, controlsPresenter); + mRowsAdapter = new ArrayObjectAdapter(selector); + mRowsAdapter.add(mGlue.getControlsRow()); + mRowsAdapter.add(new TrackListHeader()); + mRowsAdapter.addAll(2, mSongList); + setAdapter(mRowsAdapter); + setOnItemViewClickedListener(this); + } + + @Override public void onItemClicked(Presenter.ViewHolder itemViewHolder, Object item, + RowPresenter.ViewHolder rowViewHolder, Row row) { + if (!(item instanceof Action)) return; + mGlue.onActionClicked((Action) item); + } + + + @Override public void onSongRowClicked(Song song) { + mCurrentSongIndex = mSongList.indexOf(song); + startPlayback(); + } + + + @Override public void onMediaFileFinishedPlaying(MediaPlayerGlue.MetaData song) { + if (mGlue.repeatOne()) { + startPlayback(); + return; + } + if (mGlue.useShuffle()) { + mCurrentSongIndex = (int) (Math.random() * mSongList.size()); + } else mCurrentSongIndex++; + if (mCurrentSongIndex >= mSongList.size()) { + mCurrentSongIndex = 0; + if (!mGlue.repeatAll()) return; + } + startPlayback(); + } + + private void startPlayback() { + Song song = mSongList.get(mCurrentSongIndex); + MediaPlayerGlue.MetaData metaData = new MediaPlayerGlue.MetaData(); + metaData.setArtist(song.getDescription()); + metaData.setTitle(song.getTitle()); + metaData.setCover(getResources().getDrawable(song.getImageResource(getActivity()), null)); + + Uri uri = Utils.getResourceUri(getActivity(), song.getFileResource(getActivity())); + mGlue.setMetaData(metaData); + mGlue.setMediaSource(uri); + mGlue.startPlayback(); + } +} |