1666ea1b28a76aeba74744148b15099254d918671Owen Lin/* 2666ea1b28a76aeba74744148b15099254d918671Owen Lin * Copyright (C) 2009 The Android Open Source Project 3666ea1b28a76aeba74744148b15099254d918671Owen Lin * 4666ea1b28a76aeba74744148b15099254d918671Owen Lin * Licensed under the Apache License, Version 2.0 (the "License"); 5666ea1b28a76aeba74744148b15099254d918671Owen Lin * you may not use this file except in compliance with the License. 6666ea1b28a76aeba74744148b15099254d918671Owen Lin * You may obtain a copy of the License at 7666ea1b28a76aeba74744148b15099254d918671Owen Lin * 8666ea1b28a76aeba74744148b15099254d918671Owen Lin * http://www.apache.org/licenses/LICENSE-2.0 9666ea1b28a76aeba74744148b15099254d918671Owen Lin * 10666ea1b28a76aeba74744148b15099254d918671Owen Lin * Unless required by applicable law or agreed to in writing, software 11666ea1b28a76aeba74744148b15099254d918671Owen Lin * distributed under the License is distributed on an "AS IS" BASIS, 12666ea1b28a76aeba74744148b15099254d918671Owen Lin * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13666ea1b28a76aeba74744148b15099254d918671Owen Lin * See the License for the specific language governing permissions and 14666ea1b28a76aeba74744148b15099254d918671Owen Lin * limitations under the License. 15666ea1b28a76aeba74744148b15099254d918671Owen Lin */ 16666ea1b28a76aeba74744148b15099254d918671Owen Lin 17666ea1b28a76aeba74744148b15099254d918671Owen Linpackage com.android.camera.gallery; 18666ea1b28a76aeba74744148b15099254d918671Owen Lin 19666ea1b28a76aeba74744148b15099254d918671Owen Linimport android.content.ContentResolver; 20666ea1b28a76aeba74744148b15099254d918671Owen Linimport android.net.Uri; 21666ea1b28a76aeba74744148b15099254d918671Owen Lin 22666ea1b28a76aeba74744148b15099254d918671Owen Linimport java.util.HashMap; 23666ea1b28a76aeba74744148b15099254d918671Owen Lin 24666ea1b28a76aeba74744148b15099254d918671Owen Lin/** 25666ea1b28a76aeba74744148b15099254d918671Owen Lin * An implementation of interface <code>IImageList</code> which contains only 26666ea1b28a76aeba74744148b15099254d918671Owen Lin * one image. 27666ea1b28a76aeba74744148b15099254d918671Owen Lin */ 28666ea1b28a76aeba74744148b15099254d918671Owen Linpublic class SingleImageList implements IImageList { 29666ea1b28a76aeba74744148b15099254d918671Owen Lin 30666ea1b28a76aeba74744148b15099254d918671Owen Lin @SuppressWarnings("unused") 31666ea1b28a76aeba74744148b15099254d918671Owen Lin private static final String TAG = "BaseImageList"; 32666ea1b28a76aeba74744148b15099254d918671Owen Lin 33666ea1b28a76aeba74744148b15099254d918671Owen Lin private IImage mSingleImage; 34666ea1b28a76aeba74744148b15099254d918671Owen Lin private Uri mUri; 35666ea1b28a76aeba74744148b15099254d918671Owen Lin 36666ea1b28a76aeba74744148b15099254d918671Owen Lin public SingleImageList(ContentResolver resolver, Uri uri) { 37666ea1b28a76aeba74744148b15099254d918671Owen Lin mUri = uri; 38666ea1b28a76aeba74744148b15099254d918671Owen Lin mSingleImage = new UriImage(this, resolver, uri); 39666ea1b28a76aeba74744148b15099254d918671Owen Lin } 40666ea1b28a76aeba74744148b15099254d918671Owen Lin 41666ea1b28a76aeba74744148b15099254d918671Owen Lin public HashMap<String, String> getBucketIds() { 42666ea1b28a76aeba74744148b15099254d918671Owen Lin throw new UnsupportedOperationException(); 43666ea1b28a76aeba74744148b15099254d918671Owen Lin } 44666ea1b28a76aeba74744148b15099254d918671Owen Lin 45666ea1b28a76aeba74744148b15099254d918671Owen Lin public int getCount() { 46666ea1b28a76aeba74744148b15099254d918671Owen Lin return 1; 47666ea1b28a76aeba74744148b15099254d918671Owen Lin } 48666ea1b28a76aeba74744148b15099254d918671Owen Lin 49666ea1b28a76aeba74744148b15099254d918671Owen Lin public boolean isEmpty() { 50666ea1b28a76aeba74744148b15099254d918671Owen Lin return false; 51666ea1b28a76aeba74744148b15099254d918671Owen Lin } 52666ea1b28a76aeba74744148b15099254d918671Owen Lin 53666ea1b28a76aeba74744148b15099254d918671Owen Lin public int getImageIndex(IImage image) { 54666ea1b28a76aeba74744148b15099254d918671Owen Lin return image == mSingleImage ? 0 : -1; 55666ea1b28a76aeba74744148b15099254d918671Owen Lin } 56666ea1b28a76aeba74744148b15099254d918671Owen Lin 57666ea1b28a76aeba74744148b15099254d918671Owen Lin public IImage getImageAt(int i) { 58666ea1b28a76aeba74744148b15099254d918671Owen Lin return i == 0 ? mSingleImage : null; 59666ea1b28a76aeba74744148b15099254d918671Owen Lin } 60666ea1b28a76aeba74744148b15099254d918671Owen Lin 61666ea1b28a76aeba74744148b15099254d918671Owen Lin public boolean removeImage(IImage image) { 62666ea1b28a76aeba74744148b15099254d918671Owen Lin return false; 63666ea1b28a76aeba74744148b15099254d918671Owen Lin } 64666ea1b28a76aeba74744148b15099254d918671Owen Lin 65666ea1b28a76aeba74744148b15099254d918671Owen Lin public boolean removeImageAt(int index) { 66666ea1b28a76aeba74744148b15099254d918671Owen Lin return false; 67666ea1b28a76aeba74744148b15099254d918671Owen Lin } 68666ea1b28a76aeba74744148b15099254d918671Owen Lin 69666ea1b28a76aeba74744148b15099254d918671Owen Lin public IImage getImageForUri(Uri uri) { 70666ea1b28a76aeba74744148b15099254d918671Owen Lin return uri.equals(mUri) ? mSingleImage : null; 71666ea1b28a76aeba74744148b15099254d918671Owen Lin } 72666ea1b28a76aeba74744148b15099254d918671Owen Lin 73666ea1b28a76aeba74744148b15099254d918671Owen Lin public void close() { 74666ea1b28a76aeba74744148b15099254d918671Owen Lin mSingleImage = null; 75666ea1b28a76aeba74744148b15099254d918671Owen Lin mUri = null; 76666ea1b28a76aeba74744148b15099254d918671Owen Lin } 77666ea1b28a76aeba74744148b15099254d918671Owen Lin} 78