1 files changed, 66 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/util/MediaSetUtils.java b/src/com/android/gallery3d/util/MediaSetUtils.java
new file mode 100644
index 000000000..043800561
--- /dev/null
+++ b/src/com/android/gallery3d/util/MediaSetUtils.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2010 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.gallery3d.util;
+
+import android.os.Environment;
+
+import com.android.gallery3d.data.LocalAlbum;
+import com.android.gallery3d.data.LocalMergeAlbum;
+import com.android.gallery3d.data.MediaSet;
+import com.android.gallery3d.data.Path;
+
+import java.util.Comparator;
+
+public class MediaSetUtils {
+    public static final Comparator<MediaSet> NAME_COMPARATOR = new NameComparator();
+
+    public static final int CAMERA_BUCKET_ID = GalleryUtils.getBucketId(
+            Environment.getExternalStorageDirectory().toString() + "/"
+            + BucketNames.CAMERA);
+    public static final int DOWNLOAD_BUCKET_ID = GalleryUtils.getBucketId(
+            Environment.getExternalStorageDirectory().toString() + "/"
+            + BucketNames.DOWNLOAD);
+    public static final int EDITED_ONLINE_PHOTOS_BUCKET_ID = GalleryUtils.getBucketId(
+            Environment.getExternalStorageDirectory().toString() + "/"
+            + BucketNames.EDITED_ONLINE_PHOTOS);
+    public static final int IMPORTED_BUCKET_ID = GalleryUtils.getBucketId(
+            Environment.getExternalStorageDirectory().toString() + "/"
+            + BucketNames.IMPORTED);
+    public static final int SNAPSHOT_BUCKET_ID = GalleryUtils.getBucketId(
+            Environment.getExternalStorageDirectory().toString() +
+            "/" + BucketNames.SCREENSHOTS);
+
+    private static final Path[] CAMERA_PATHS = {
+            Path.fromString("/local/all/" + CAMERA_BUCKET_ID),
+            Path.fromString("/local/image/" + CAMERA_BUCKET_ID),
+            Path.fromString("/local/video/" + CAMERA_BUCKET_ID)};
+
+    public static boolean isCameraSource(Path path) {
+        return CAMERA_PATHS[0] == path || CAMERA_PATHS[1] == path
+                || CAMERA_PATHS[2] == path;
+    }
+
+    // Sort MediaSets by name
+    public static class NameComparator implements Comparator<MediaSet> {
+        @Override
+        public int compare(MediaSet set1, MediaSet set2) {
+            int result = set1.getName().compareToIgnoreCase(set2.getName());
+            if (result != 0) return result;
+            return set1.getPath().toString().compareTo(set2.getPath().toString());
+        }
+    }
+}