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author | Wu-cheng Li <wuchengli@google.com> | 2012-08-22 19:15:35 +0800 |
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committer | Wu-cheng Li <wuchengli@google.com> | 2012-08-27 17:47:53 +0800 |
commit | ec3c73a3c4b7f7b841f707a1b965222c0e86195e (patch) | |
tree | b2cd8148b6a8e8a34830311c9dc98df4925c0bff /src/com/android/gallery3d/data | |
parent | da3df03ed46ac5ce19beba0618dfa3932dad05bc (diff) | |
download | android_packages_apps_Snap-ec3c73a3c4b7f7b841f707a1b965222c0e86195e.tar.gz android_packages_apps_Snap-ec3c73a3c4b7f7b841f707a1b965222c0e86195e.tar.bz2 android_packages_apps_Snap-ec3c73a3c4b7f7b841f707a1b965222c0e86195e.zip |
Add secure album support for lock screen camera.
Secure album only shows the media items added by
the camera.
bug:5955016
Change-Id: Id26abec4dfcc036cf9de682398fed25eed73d1a5
Diffstat (limited to 'src/com/android/gallery3d/data')
-rw-r--r-- | src/com/android/gallery3d/data/ChangeNotifier.java | 8 | ||||
-rw-r--r-- | src/com/android/gallery3d/data/DataManager.java | 1 | ||||
-rw-r--r-- | src/com/android/gallery3d/data/LocalAlbumSet.java | 16 | ||||
-rw-r--r-- | src/com/android/gallery3d/data/SecureAlbum.java | 96 | ||||
-rw-r--r-- | src/com/android/gallery3d/data/SecureSource.java | 48 |
5 files changed, 158 insertions, 11 deletions
diff --git a/src/com/android/gallery3d/data/ChangeNotifier.java b/src/com/android/gallery3d/data/ChangeNotifier.java index 35be2dc5b..558a8648e 100644 --- a/src/com/android/gallery3d/data/ChangeNotifier.java +++ b/src/com/android/gallery3d/data/ChangeNotifier.java @@ -33,12 +33,18 @@ public class ChangeNotifier { application.getDataManager().registerChangeNotifier(uri, this); } + public ChangeNotifier(MediaSet set, Uri[] uris, GalleryApp application) { + mMediaSet = set; + for (int i = 0; i < uris.length; i++) { + application.getDataManager().registerChangeNotifier(uris[i], this); + } + } + // Returns the dirty flag and clear it. public boolean isDirty() { return mContentDirty.compareAndSet(true, false); } - // For debugging only. public void fakeChange() { onChange(false); } diff --git a/src/com/android/gallery3d/data/DataManager.java b/src/com/android/gallery3d/data/DataManager.java index 386f6c3fc..0b4dae2c2 100644 --- a/src/com/android/gallery3d/data/DataManager.java +++ b/src/com/android/gallery3d/data/DataManager.java @@ -127,6 +127,7 @@ public class DataManager { addSource(new ComboSource(mApplication)); addSource(new ClusterSource(mApplication)); addSource(new FilterSource(mApplication)); + addSource(new SecureSource(mApplication)); addSource(new UriSource(mApplication)); addSource(new SnailSource(mApplication)); diff --git a/src/com/android/gallery3d/data/LocalAlbumSet.java b/src/com/android/gallery3d/data/LocalAlbumSet.java index 579a71e9b..5d01c064a 100644 --- a/src/com/android/gallery3d/data/LocalAlbumSet.java +++ b/src/com/android/gallery3d/data/LocalAlbumSet.java @@ -43,14 +43,13 @@ public class LocalAlbumSet extends MediaSet private static final String TAG = "LocalAlbumSet"; - private static final Uri mWatchUriImage = Images.Media.EXTERNAL_CONTENT_URI; - private static final Uri mWatchUriVideo = Video.Media.EXTERNAL_CONTENT_URI; + private static final Uri[] mWatchUris = + {Images.Media.EXTERNAL_CONTENT_URI, Video.Media.EXTERNAL_CONTENT_URI}; private final GalleryApp mApplication; private final int mType; private ArrayList<MediaSet> mAlbums = new ArrayList<MediaSet>(); - private final ChangeNotifier mNotifierImage; - private final ChangeNotifier mNotifierVideo; + private final ChangeNotifier mNotifier; private final String mName; private final Handler mHandler; private boolean mIsLoading; @@ -63,8 +62,7 @@ public class LocalAlbumSet extends MediaSet mApplication = application; mHandler = new Handler(application.getMainLooper()); mType = getTypeFromPath(path); - mNotifierImage = new ChangeNotifier(this, mWatchUriImage, application); - mNotifierVideo = new ChangeNotifier(this, mWatchUriVideo, application); + mNotifier = new ChangeNotifier(this, mWatchUris, application); mName = application.getResources().getString( R.string.set_label_local_albums); } @@ -165,8 +163,7 @@ public class LocalAlbumSet extends MediaSet // 1. Prevent calling reload() concurrently. // 2. Prevent calling onFutureDone() and reload() concurrently public synchronized long reload() { - // "|" is used instead of "||" because we want to clear both flags. - if (mNotifierImage.isDirty() | mNotifierVideo.isDirty()) { + if (mNotifier.isDirty()) { if (mLoadTask != null) mLoadTask.cancel(); mIsLoading = true; mLoadTask = mApplication.getThreadPool().submit(new AlbumsLoader(), this); @@ -198,8 +195,7 @@ public class LocalAlbumSet extends MediaSet // For debug only. Fake there is a ContentObserver.onChange() event. void fakeChange() { - mNotifierImage.fakeChange(); - mNotifierVideo.fakeChange(); + mNotifier.fakeChange(); } // Circular shift the array range from a[i] to a[j] (inclusive). That is, diff --git a/src/com/android/gallery3d/data/SecureAlbum.java b/src/com/android/gallery3d/data/SecureAlbum.java new file mode 100644 index 000000000..a8de5ddcf --- /dev/null +++ b/src/com/android/gallery3d/data/SecureAlbum.java @@ -0,0 +1,96 @@ +/* + * Copyright (C) 2012 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.data; + +import android.net.Uri; +import android.provider.MediaStore.Images; +import android.provider.MediaStore.Video; + +import com.android.gallery3d.app.GalleryApp; + +import java.util.ArrayList; + +// This class lists all media items added by the client. +public class SecureAlbum extends MediaSet { + @SuppressWarnings("unused") + private static final String TAG = "SecureAlbum"; + private ArrayList<Path> mItems = new ArrayList<Path>(); + private DataManager mDataManager; + private static final Uri[] mWatchUris = + {Images.Media.EXTERNAL_CONTENT_URI, Video.Media.EXTERNAL_CONTENT_URI}; + private final ChangeNotifier mNotifier; + + public SecureAlbum(Path path, GalleryApp application) { + super(path, nextVersionNumber()); + mDataManager = application.getDataManager(); + mNotifier = new ChangeNotifier(this, mWatchUris, application); + } + + public void addMediaItem(boolean isVideo, int id) { + if (isVideo) { + mItems.add(0, Path.fromString("/local/video/item/" + id)); + } else { + mItems.add(0, Path.fromString("/local/image/item/" + id)); + } + mNotifier.fakeChange(); + } + + @Override + public ArrayList<MediaItem> getMediaItem(int start, int count) { + if (start >= mItems.size()) { + return new ArrayList<MediaItem>(); + } + int end = Math.min(start + count, mItems.size()); + ArrayList<Path> subset = new ArrayList<Path>(mItems.subList(start, end)); + final MediaItem[] buf = new MediaItem[end - start]; + ItemConsumer consumer = new ItemConsumer() { + @Override + public void consume(int index, MediaItem item) { + buf[index] = item; + } + }; + mDataManager.mapMediaItems(subset, consumer, 0); + ArrayList<MediaItem> result = new ArrayList<MediaItem>(end - start); + for (int i = 0; i < buf.length; i++) { + result.add(buf[i]); + } + return result; + } + + @Override + public int getMediaItemCount() { + return mItems.size(); + } + + @Override + public String getName() { + return "secure"; + } + + @Override + public long reload() { + if (mNotifier.isDirty()) { + mDataVersion = nextVersionNumber(); + } + return mDataVersion; + } + + @Override + public boolean isLeafAlbum() { + return true; + } +} diff --git a/src/com/android/gallery3d/data/SecureSource.java b/src/com/android/gallery3d/data/SecureSource.java new file mode 100644 index 000000000..9e89438e6 --- /dev/null +++ b/src/com/android/gallery3d/data/SecureSource.java @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2012 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.data; + +import com.android.gallery3d.app.GalleryApp; + +public class SecureSource extends MediaSource { + private GalleryApp mApplication; + private static PathMatcher mMatcher = new PathMatcher(); + private static final int SECURE_ALBUM = 0; + + static { + mMatcher.add("/secure/all/*", SECURE_ALBUM); + } + + public SecureSource(GalleryApp context) { + super("secure"); + mApplication = context; + } + + public static boolean isSecurePath(String path) { + return (SECURE_ALBUM == mMatcher.match(Path.fromString(path))); + } + + @Override + public MediaObject createMediaObject(Path path) { + switch (mMatcher.match(path)) { + case SECURE_ALBUM: + return new SecureAlbum(path, mApplication); + default: + throw new RuntimeException("bad path: " + path); + } + } +} |