Android 5.1精简Gallery2菜单选项

需要去掉不必要的功能，如：分享，裁剪，旋转，设置为，编辑，打印等。

编辑：

packages/apps/Gallery2/src/com/android/gallery3d/data/MediaObject.java

/** Copyright (C) 2014 MediaTek Inc.* Modification based on code covered by the mentioned copyright* and/or permission notice(s).*//* * 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.data;import android.net.Uri;public abstract class MediaObject {    @SuppressWarnings("unused")    private static final String TAG = "Gallery2/MediaObject";    public static final long INVALID_DATA_VERSION = -1;    // These are the bits returned from getSupportedOperations():    public static final int SUPPORT_DELETE = 1 << 0;    public static final int SUPPORT_ROTATE = 0 << 1;    public static final int SUPPORT_SHARE = 0 << 2;    public static final int SUPPORT_CROP = 0 << 3;    public static final int SUPPORT_SHOW_ON_MAP = 0 << 4;    public static final int SUPPORT_SETAS = 0 << 5;    public static final int SUPPORT_FULL_IMAGE = 1 << 6;    public static final int SUPPORT_PLAY = 1 << 7;    public static final int SUPPORT_CACHE = 1 << 8;    public static final int SUPPORT_EDIT = 0 << 9;    public static final int SUPPORT_INFO = 1 << 10;    public static final int SUPPORT_TRIM = 0 << 11;    public static final int SUPPORT_UNLOCK = 1 << 12;    public static final int SUPPORT_BACK = 1 << 13;    public static final int SUPPORT_ACTION = 1 << 14;    public static final int SUPPORT_CAMERA_SHORTCUT = 1 << 15;    public static final int SUPPORT_MUTE = 1 << 16;    public static final int SUPPORT_PRINT = 0 << 17;    /// M: [FEATURE.ADD] @{    public static final int SUPPORT_DC = 1 << 27;    public static final int SUPPORT_PROTECTION_INFO = 1 << 28;    public static final int SUPPORT_PQ = 1 << 29;    public static final int SUPPORT_EXPORT = 1 << 30;    /// @}    public static final int SUPPORT_ALL = 0xffffffff;    // These are the bits returned from getMediaType():    public static final int MEDIA_TYPE_UNKNOWN = 1;    public static final int MEDIA_TYPE_IMAGE = 2;    public static final int MEDIA_TYPE_VIDEO = 4;    public static final int MEDIA_TYPE_ALL = MEDIA_TYPE_IMAGE | MEDIA_TYPE_VIDEO;    public static final String MEDIA_TYPE_IMAGE_STRING = "image";    public static final String MEDIA_TYPE_VIDEO_STRING = "video";    public static final String MEDIA_TYPE_ALL_STRING = "all";    // These are flags for cache() and return values for getCacheFlag():    public static final int CACHE_FLAG_NO = 0;    public static final int CACHE_FLAG_SCREENNAIL = 1;    public static final int CACHE_FLAG_FULL = 2;    // These are return values for getCacheStatus():    public static final int CACHE_STATUS_NOT_CACHED = 0;    public static final int CACHE_STATUS_CACHING = 1;    public static final int CACHE_STATUS_CACHED_SCREENNAIL = 2;    public static final int CACHE_STATUS_CACHED_FULL = 3;    private static long sVersionSerial = 0;    protected long mDataVersion;    protected final Path mPath;    public interface PanoramaSupportCallback {        void panoramaInfoAvailable(MediaObject mediaObject, boolean isPanorama,                boolean isPanorama360);    }    public MediaObject(Path path, long version) {        path.setObject(this);        mPath = path;        mDataVersion = version;    }    public Path getPath() {        return mPath;    }    public int getSupportedOperations() {        return 0;    }    public void getPanoramaSupport(PanoramaSupportCallback callback) {        callback.panoramaInfoAvailable(this, false, false);    }    public void clearCachedPanoramaSupport() {    }    public void delete() {        throw new UnsupportedOperationException();    }    public void rotate(int degrees) {        throw new UnsupportedOperationException();    }    public Uri getContentUri() {        String className = getClass().getName();        Log.e(TAG, "Class " + className + "should implement getContentUri.");        Log.e(TAG, "The object was created from path: " + getPath());        throw new UnsupportedOperationException();    }    public Uri getPlayUri() {        throw new UnsupportedOperationException();    }    public int getMediaType() {        return MEDIA_TYPE_UNKNOWN;    }    public MediaDetails getDetails() {        MediaDetails details = new MediaDetails();        return details;    }    public long getDataVersion() {        return mDataVersion;    }    public int getCacheFlag() {        return CACHE_FLAG_NO;    }    public int getCacheStatus() {        throw new UnsupportedOperationException();    }    public long getCacheSize() {        throw new UnsupportedOperationException();    }    public void cache(int flag) {        throw new UnsupportedOperationException();    }    public static synchronized long nextVersionNumber() {        return ++MediaObject.sVersionSerial;    }    public static int getTypeFromString(String s) {        if (MEDIA_TYPE_ALL_STRING.equals(s)) return MediaObject.MEDIA_TYPE_ALL;        if (MEDIA_TYPE_IMAGE_STRING.equals(s)) return MediaObject.MEDIA_TYPE_IMAGE;        if (MEDIA_TYPE_VIDEO_STRING.equals(s)) return MediaObject.MEDIA_TYPE_VIDEO;        throw new IllegalArgumentException(s);    }    public static String getTypeString(int type) {        switch (type) {            case MEDIA_TYPE_IMAGE: return MEDIA_TYPE_IMAGE_STRING;            case MEDIA_TYPE_VIDEO: return MEDIA_TYPE_VIDEO_STRING;            case MEDIA_TYPE_ALL: return MEDIA_TYPE_ALL_STRING;        }        throw new IllegalArgumentException();    }    // ********************************************************************    // *                             MTK                                  *    // ********************************************************************    //add for ClusterAlbum reload.    public long synchronizedAlbumData() {        return mDataVersion;    }}