diff options
Diffstat (limited to 'src/com/android/photos/shims/MediaItemsLoader.java')
-rw-r--r-- | src/com/android/photos/shims/MediaItemsLoader.java | 190 |
1 files changed, 0 insertions, 190 deletions
diff --git a/src/com/android/photos/shims/MediaItemsLoader.java b/src/com/android/photos/shims/MediaItemsLoader.java deleted file mode 100644 index 6142355a9..000000000 --- a/src/com/android/photos/shims/MediaItemsLoader.java +++ /dev/null @@ -1,190 +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 android.provider.MediaStore.Files.FileColumns; -import android.util.SparseArray; - -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.MediaSet.ItemConsumer; -import com.android.gallery3d.data.MediaSet.SyncListener; -import com.android.gallery3d.data.Path; -import com.android.gallery3d.util.Future; -import com.android.photos.data.PhotoSetLoader; - -import java.util.ArrayList; - -/** - * Returns all MediaItems in a MediaSet, wrapping them in a cursor to appear - * like a PhotoSetLoader - */ -public class MediaItemsLoader 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 SparseArray<MediaItem> mMediaItems; - - public MediaItemsLoader(Context context) { - super(context); - mDataManager = DataManager.from(context); - String path = mDataManager.getTopSetPath(DataManager.INCLUDE_ALL); - mMediaSet = mDataManager.getMediaSet(path); - } - - public MediaItemsLoader(Context context, String parentPath) { - super(context); - mDataManager = DataManager.from(getContext()); - mMediaSet = mDataManager.getMediaSet(parentPath); - } - - @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(PhotoSetLoader.PROJECTION); - final Object[] row = new Object[PhotoSetLoader.PROJECTION.length]; - final SparseArray<MediaItem> mediaItems = new SparseArray<MediaItem>(); - mMediaSet.enumerateTotalMediaItems(new ItemConsumer() { - @Override - public void consume(int index, MediaItem item) { - row[PhotoSetLoader.INDEX_ID] = index; - row[PhotoSetLoader.INDEX_DATA] = item.getContentUri().toString(); - row[PhotoSetLoader.INDEX_DATE_ADDED] = item.getDateInMs(); - row[PhotoSetLoader.INDEX_HEIGHT] = item.getHeight(); - row[PhotoSetLoader.INDEX_WIDTH] = item.getWidth(); - row[PhotoSetLoader.INDEX_WIDTH] = item.getWidth(); - int rawMediaType = item.getMediaType(); - int mappedMediaType = FileColumns.MEDIA_TYPE_NONE; - if (rawMediaType == MediaItem.MEDIA_TYPE_IMAGE) { - mappedMediaType = FileColumns.MEDIA_TYPE_IMAGE; - } else if (rawMediaType == MediaItem.MEDIA_TYPE_VIDEO) { - mappedMediaType = FileColumns.MEDIA_TYPE_VIDEO; - } - row[PhotoSetLoader.INDEX_MEDIA_TYPE] = mappedMediaType; - row[PhotoSetLoader.INDEX_SUPPORTED_OPERATIONS] = - item.getSupportedOperations(); - cursor.addRow(row); - mediaItems.append(index, item); - } - }); - synchronized (mMediaSet) { - mMediaItems = mediaItems; - } - 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(PhotoSetLoader.INDEX_ID); - drawable.setMediaItem(mMediaItems.get(index)); - return drawable; - } - - public static int getThumbnailSize() { - return MediaItem.getTargetSize(MediaItem.TYPE_MICROTHUMBNAIL); - } - - @Override - public Uri uriForItem(Cursor item) { - int index = item.getInt(PhotoSetLoader.INDEX_ID); - MediaItem mi = mMediaItems.get(index); - return mi == null ? null : mi.getContentUri(); - } - - @Override - public ArrayList<Uri> urisForSubItems(Cursor item) { - return null; - } - - @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(PhotoSetLoader.INDEX_ID); - MediaItem mi = mMediaItems.get(index); - if (mi != null) { - return mi.getPath(); - } - return null; - } - -} |