1 /* 2 * Copyright (C) 2009 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.gallery3d.app; 18 19 import android.app.Dialog; 20 import android.content.AsyncQueryHandler; 21 import android.content.ContentResolver; 22 import android.content.DialogInterface; 23 import android.content.DialogInterface.OnCancelListener; 24 import android.content.Intent; 25 import android.database.Cursor; 26 import android.net.Uri; 27 import android.os.Bundle; 28 import android.provider.OpenableColumns; 29 import android.view.Menu; 30 import android.view.Window; 31 import android.widget.Toast; 32 33 import com.android.gallery3d.R; 34 import com.android.gallery3d.common.Utils; 35 import com.android.gallery3d.data.DataManager; 36 import com.android.gallery3d.data.MediaItem; 37 import com.android.gallery3d.data.MediaSet; 38 import com.android.gallery3d.data.Path; 39 import com.android.gallery3d.picasasource.PicasaSource; 40 import com.android.gallery3d.ui.GLRoot; 41 import com.android.gallery3d.util.GalleryUtils; 42 43 public final class Gallery extends AbstractGalleryActivity implements OnCancelListener { 44 public static final String EXTRA_SLIDESHOW = "slideshow"; 45 public static final String EXTRA_DREAM = "dream"; 46 public static final String EXTRA_CROP = "crop"; 47 48 public static final String ACTION_REVIEW = "com.android.camera.action.REVIEW"; 49 public static final String KEY_GET_CONTENT = "get-content"; 50 public static final String KEY_GET_ALBUM = "get-album"; 51 public static final String KEY_TYPE_BITS = "type-bits"; 52 public static final String KEY_MEDIA_TYPES = "mediaTypes"; 53 54 private static final String TAG = "Gallery"; 55 private Dialog mVersionCheckDialog; 56 57 @Override 58 protected void onCreate(Bundle savedInstanceState) { 59 super.onCreate(savedInstanceState); 60 requestWindowFeature(Window.FEATURE_ACTION_BAR); 61 requestWindowFeature(Window.FEATURE_ACTION_BAR_OVERLAY); 62 63 setContentView(R.layout.main); 64 65 if (savedInstanceState != null) { 66 getStateManager().restoreFromState(savedInstanceState); 67 } else { 68 initializeByIntent(); 69 } 70 } 71 72 private void initializeByIntent() { 73 Intent intent = getIntent(); 74 String action = intent.getAction(); 75 76 if (Intent.ACTION_GET_CONTENT.equalsIgnoreCase(action)) { 77 startGetContent(intent); 78 } else if (Intent.ACTION_PICK.equalsIgnoreCase(action)) { 79 // We do NOT really support the PICK intent. Handle it as 80 // the GET_CONTENT. However, we need to translate the type 81 // in the intent here. 82 Log.w(TAG, "action PICK is not supported"); 83 String type = Utils.ensureNotNull(intent.getType()); 84 if (type.startsWith("vnd.android.cursor.dir/")) { 85 if (type.endsWith("/image")) intent.setType("image/*"); 86 if (type.endsWith("/video")) intent.setType("video/*"); 87 } 88 startGetContent(intent); 89 } else if (Intent.ACTION_VIEW.equalsIgnoreCase(action) 90 || ACTION_REVIEW.equalsIgnoreCase(action)){ 91 startViewAction(intent); 92 } else { 93 startDefaultPage(); 94 } 95 } 96 97 public void startDefaultPage() { 98 PicasaSource.showSignInReminder(this); 99 Bundle data = new Bundle(); 100 data.putString(AlbumSetPage.KEY_MEDIA_PATH, 101 getDataManager().getTopSetPath(DataManager.INCLUDE_ALL)); 102 getStateManager().startState(AlbumSetPage.class, data); 103 mVersionCheckDialog = PicasaSource.getVersionCheckDialog(this); 104 if (mVersionCheckDialog != null) { 105 mVersionCheckDialog.setOnCancelListener(this); 106 } 107 } 108 109 private void startGetContent(Intent intent) { 110 Bundle data = intent.getExtras() != null 111 ? new Bundle(intent.getExtras()) 112 : new Bundle(); 113 data.putBoolean(KEY_GET_CONTENT, true); 114 int typeBits = GalleryUtils.determineTypeBits(this, intent); 115 data.putInt(KEY_TYPE_BITS, typeBits); 116 data.putString(AlbumSetPage.KEY_MEDIA_PATH, 117 getDataManager().getTopSetPath(typeBits)); 118 getStateManager().startState(AlbumSetPage.class, data); 119 } 120 121 private String getContentType(Intent intent) { 122 String type = intent.getType(); 123 if (type != null) return type; 124 125 Uri uri = intent.getData(); 126 try { 127 return getContentResolver().getType(uri); 128 } catch (Throwable t) { 129 Log.w(TAG, "get type fail", t); 130 return null; 131 } 132 } 133 134 private void startViewAction(Intent intent) { 135 Boolean slideshow = intent.getBooleanExtra(EXTRA_SLIDESHOW, false); 136 if (slideshow) { 137 getActionBar().hide(); 138 DataManager manager = getDataManager(); 139 Path path = manager.findPathByUri(intent.getData(), intent.getType()); 140 if (path == null || manager.getMediaObject(path) 141 instanceof MediaItem) { 142 path = Path.fromString( 143 manager.getTopSetPath(DataManager.INCLUDE_IMAGE)); 144 } 145 Bundle data = new Bundle(); 146 data.putString(SlideshowPage.KEY_SET_PATH, path.toString()); 147 data.putBoolean(SlideshowPage.KEY_RANDOM_ORDER, true); 148 data.putBoolean(SlideshowPage.KEY_REPEAT, true); 149 if (intent.getBooleanExtra(EXTRA_DREAM, false)) { 150 data.putBoolean(SlideshowPage.KEY_DREAM, true); 151 } 152 getStateManager().startState(SlideshowPage.class, data); 153 } else { 154 Bundle data = new Bundle(); 155 DataManager dm = getDataManager(); 156 Uri uri = intent.getData(); 157 String contentType = getContentType(intent); 158 if (contentType == null) { 159 Toast.makeText(this, 160 R.string.no_such_item, Toast.LENGTH_LONG).show(); 161 finish(); 162 return; 163 } 164 if (uri == null) { 165 int typeBits = GalleryUtils.determineTypeBits(this, intent); 166 data.putInt(KEY_TYPE_BITS, typeBits); 167 data.putString(AlbumSetPage.KEY_MEDIA_PATH, 168 getDataManager().getTopSetPath(typeBits)); 169 getStateManager().startState(AlbumSetPage.class, data); 170 } else if (contentType.startsWith( 171 ContentResolver.CURSOR_DIR_BASE_TYPE)) { 172 int mediaType = intent.getIntExtra(KEY_MEDIA_TYPES, 0); 173 if (mediaType != 0) { 174 uri = uri.buildUpon().appendQueryParameter( 175 KEY_MEDIA_TYPES, String.valueOf(mediaType)) 176 .build(); 177 } 178 Path setPath = dm.findPathByUri(uri, null); 179 MediaSet mediaSet = null; 180 if (setPath != null) { 181 mediaSet = (MediaSet) dm.getMediaObject(setPath); 182 } 183 if (mediaSet != null) { 184 if (mediaSet.isLeafAlbum()) { 185 data.putString(AlbumPage.KEY_MEDIA_PATH, setPath.toString()); 186 data.putString(AlbumPage.KEY_PARENT_MEDIA_PATH, 187 dm.getTopSetPath(DataManager.INCLUDE_ALL)); 188 getStateManager().startState(AlbumPage.class, data); 189 } else { 190 data.putString(AlbumSetPage.KEY_MEDIA_PATH, setPath.toString()); 191 getStateManager().startState(AlbumSetPage.class, data); 192 } 193 } else { 194 startDefaultPage(); 195 } 196 } else { 197 Path itemPath = dm.findPathByUri(uri, intent.getType()); 198 Path albumPath = dm.getDefaultSetOf(itemPath); 199 // TODO: Make this parameter public so other activities can reference it. 200 boolean singleItemOnly = intent.getBooleanExtra("SingleItemOnly", false); 201 if (!singleItemOnly && (albumPath != null)) { 202 data.putString(PhotoPage.KEY_MEDIA_SET_PATH, albumPath.toString()); 203 } 204 data.putString(PhotoPage.KEY_MEDIA_ITEM_PATH, itemPath.toString()); 205 if (intent.getBooleanExtra(PhotoPage.KEY_TREAT_BACK_AS_UP, false)) { 206 data.putBoolean(PhotoPage.KEY_TREAT_BACK_AS_UP, true); 207 } 208 209 // Displays the filename as title, reading the filename from the interface: 210 // {@link android.provider.OpenableColumns#DISPLAY_NAME}. 211 AsyncQueryHandler queryHandler = new AsyncQueryHandler(getContentResolver()) { 212 @Override 213 protected void onQueryComplete(int token, Object cookie, Cursor cursor) { 214 try { 215 if ((cursor != null) && cursor.moveToFirst()) { 216 String displayName = cursor.getString(0); 217 218 // Just show empty title if other apps don't set DISPLAY_NAME 219 setTitle((displayName == null) ? "" : displayName); 220 } 221 } finally { 222 Utils.closeSilently(cursor); 223 } 224 } 225 }; 226 queryHandler.startQuery(0, null, uri, new String[] {OpenableColumns.DISPLAY_NAME}, 227 null, null, null); 228 229 getStateManager().startState(PhotoPage.class, data); 230 } 231 } 232 } 233 234 @Override 235 public boolean onCreateOptionsMenu(Menu menu) { 236 super.onCreateOptionsMenu(menu); 237 return getStateManager().createOptionsMenu(menu); 238 } 239 240 @Override 241 protected void onResume() { 242 Utils.assertTrue(getStateManager().getStateCount() > 0); 243 super.onResume(); 244 if (mVersionCheckDialog != null) { 245 mVersionCheckDialog.show(); 246 } 247 } 248 249 @Override 250 protected void onPause() { 251 super.onPause(); 252 if (mVersionCheckDialog != null) { 253 mVersionCheckDialog.dismiss(); 254 } 255 } 256 257 @Override 258 public void onCancel(DialogInterface dialog) { 259 if (dialog == mVersionCheckDialog) { 260 mVersionCheckDialog = null; 261 } 262 } 263 } 264