diff options
Diffstat (limited to 'src/com/android/photos/shims/MediaSetLoader.java')
-rw-r--r-- | src/com/android/photos/shims/MediaSetLoader.java | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/src/com/android/photos/shims/MediaSetLoader.java b/src/com/android/photos/shims/MediaSetLoader.java deleted file mode 100644 index 9093bc139..000000000 --- a/src/com/android/photos/shims/MediaSetLoader.java +++ /dev/null @@ -1,191 +0,0 @@ -/* - * Copyright (C) 2013 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.photos.shims; - -import android.content.AsyncTaskLoader; -import android.content.Context; -import android.database.Cursor; -import android.database.MatrixCursor; -import android.graphics.drawable.Drawable; -import android.net.Uri; - -import com.android.gallery3d.data.ContentListener; -import com.android.gallery3d.data.DataManager; -import com.android.gallery3d.data.MediaItem; -import com.android.gallery3d.data.MediaObject; -import com.android.gallery3d.data.MediaSet; -import com.android.gallery3d.data.Path; -import com.android.gallery3d.data.MediaSet.SyncListener; -import com.android.gallery3d.util.Future; -import com.android.photos.data.AlbumSetLoader; - -import java.util.ArrayList; - -/** - * Returns all MediaSets in a MediaSet, wrapping them in a cursor to appear - * like a AlbumSetLoader. - */ -public class MediaSetLoader extends AsyncTaskLoader<Cursor> implements LoaderCompatShim<Cursor>{ - - private static final SyncListener sNullListener = new SyncListener() { - @Override - public void onSyncDone(MediaSet mediaSet, int resultCode) { - } - }; - - private final MediaSet mMediaSet; - private final DataManager mDataManager; - private Future<Integer> mSyncTask = null; - private ContentListener mObserver = new ContentListener() { - @Override - public void onContentDirty() { - onContentChanged(); - } - }; - - private ArrayList<MediaItem> mCoverItems; - - public MediaSetLoader(Context context) { - super(context); - mDataManager = DataManager.from(context); - String path = mDataManager.getTopSetPath(DataManager.INCLUDE_ALL); - mMediaSet = mDataManager.getMediaSet(path); - } - - public MediaSetLoader(Context context, String path) { - super(context); - mDataManager = DataManager.from(getContext()); - mMediaSet = mDataManager.getMediaSet(path); - } - - @Override - protected void onStartLoading() { - super.onStartLoading(); - mMediaSet.addContentListener(mObserver); - mSyncTask = mMediaSet.requestSync(sNullListener); - forceLoad(); - } - - @Override - protected boolean onCancelLoad() { - if (mSyncTask != null) { - mSyncTask.cancel(); - mSyncTask = null; - } - return super.onCancelLoad(); - } - - @Override - protected void onStopLoading() { - super.onStopLoading(); - cancelLoad(); - mMediaSet.removeContentListener(mObserver); - } - - @Override - protected void onReset() { - super.onReset(); - onStopLoading(); - } - - @Override - public Cursor loadInBackground() { - // TODO: This probably doesn't work - mMediaSet.reload(); - final MatrixCursor cursor = new MatrixCursor(AlbumSetLoader.PROJECTION); - final Object[] row = new Object[AlbumSetLoader.PROJECTION.length]; - int count = mMediaSet.getSubMediaSetCount(); - ArrayList<MediaItem> coverItems = new ArrayList<MediaItem>(count); - for (int i = 0; i < count; i++) { - MediaSet m = mMediaSet.getSubMediaSet(i); - m.reload(); - row[AlbumSetLoader.INDEX_ID] = i; - row[AlbumSetLoader.INDEX_TITLE] = m.getName(); - row[AlbumSetLoader.INDEX_COUNT] = m.getMediaItemCount(); - row[AlbumSetLoader.INDEX_SUPPORTED_OPERATIONS] = m.getSupportedOperations(); - MediaItem coverItem = m.getCoverMediaItem(); - if (coverItem != null) { - row[AlbumSetLoader.INDEX_TIMESTAMP] = coverItem.getDateInMs(); - } - coverItems.add(coverItem); - cursor.addRow(row); - } - synchronized (mMediaSet) { - mCoverItems = coverItems; - } - return cursor; - } - - @Override - public Drawable drawableForItem(Cursor item, Drawable recycle) { - BitmapJobDrawable drawable = null; - if (recycle == null || !(recycle instanceof BitmapJobDrawable)) { - drawable = new BitmapJobDrawable(); - } else { - drawable = (BitmapJobDrawable) recycle; - } - int index = item.getInt(AlbumSetLoader.INDEX_ID); - drawable.setMediaItem(mCoverItems.get(index)); - return drawable; - } - - public static int getThumbnailSize() { - return MediaItem.getTargetSize(MediaItem.TYPE_MICROTHUMBNAIL); - } - - @Override - public Uri uriForItem(Cursor item) { - int index = item.getInt(AlbumSetLoader.INDEX_ID); - MediaSet ms = mMediaSet.getSubMediaSet(index); - return ms == null ? null : ms.getContentUri(); - } - - @Override - public ArrayList<Uri> urisForSubItems(Cursor item) { - int index = item.getInt(AlbumSetLoader.INDEX_ID); - MediaSet ms = mMediaSet.getSubMediaSet(index); - if (ms == null) return null; - final ArrayList<Uri> result = new ArrayList<Uri>(); - ms.enumerateMediaItems(new MediaSet.ItemConsumer() { - @Override - public void consume(int index, MediaItem item) { - if (item != null) { - result.add(item.getContentUri()); - } - } - }); - return result; - } - - @Override - public void deleteItemWithPath(Object path) { - MediaObject o = mDataManager.getMediaObject((Path) path); - if (o != null) { - o.delete(); - } - } - - @Override - public Object getPathForItem(Cursor item) { - int index = item.getInt(AlbumSetLoader.INDEX_ID); - MediaSet ms = mMediaSet.getSubMediaSet(index); - if (ms != null) { - return ms.getPath(); - } - return null; - } -} |