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.ContentResolver; 21 import android.content.DialogInterface; 22 import android.content.DialogInterface.OnCancelListener; 23 import android.content.Intent; 24 import android.net.Uri; 25 import android.os.Bundle; 26 import android.view.InputDevice; 27 import android.view.MotionEvent; 28 import android.view.View; 29 import android.view.Window; 30 import android.view.WindowManager; 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.util.GalleryUtils; 41 42 public final class GalleryActivity extends AbstractGalleryActivity implements OnCancelListener { 43 public static final String EXTRA_SLIDESHOW = "slideshow"; 44 public static final String EXTRA_DREAM = "dream"; 45 public static final String EXTRA_CROP = "crop"; 46 47 public static final String ACTION_REVIEW = "com.android.camera.action.REVIEW"; 48 public static final String KEY_GET_CONTENT = "get-content"; 49 public static final String KEY_GET_ALBUM = "get-album"; 50 public static final String KEY_TYPE_BITS = "type-bits"; 51 public static final String KEY_MEDIA_TYPES = "mediaTypes"; 52 public static final String KEY_DISMISS_KEYGUARD = "dismiss-keyguard"; 53 54 private static final String TAG = "GalleryActivity"; 55 private Dialog mVersionCheckDialog; 56 57 @Override onCreate(Bundle savedInstanceState)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 if (getIntent().getBooleanExtra(KEY_DISMISS_KEYGUARD, false)) { 64 getWindow().addFlags( 65 WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD); 66 } 67 68 setContentView(R.layout.main); 69 70 if (savedInstanceState != null) { 71 getStateManager().restoreFromState(savedInstanceState); 72 } else { 73 initializeByIntent(); 74 } 75 } 76 initializeByIntent()77 private void initializeByIntent() { 78 Intent intent = getIntent(); 79 String action = intent.getAction(); 80 81 if (Intent.ACTION_GET_CONTENT.equalsIgnoreCase(action)) { 82 startGetContent(intent); 83 } else if (Intent.ACTION_PICK.equalsIgnoreCase(action)) { 84 // We do NOT really support the PICK intent. Handle it as 85 // the GET_CONTENT. However, we need to translate the type 86 // in the intent here. 87 Log.w(TAG, "action PICK is not supported"); 88 String type = Utils.ensureNotNull(intent.getType()); 89 if (type.startsWith("vnd.android.cursor.dir/")) { 90 if (type.endsWith("/image")) intent.setType("image/*"); 91 if (type.endsWith("/video")) intent.setType("video/*"); 92 } 93 startGetContent(intent); 94 } else if (Intent.ACTION_VIEW.equalsIgnoreCase(action) 95 || ACTION_REVIEW.equalsIgnoreCase(action)){ 96 startViewAction(intent); 97 } else { 98 startDefaultPage(); 99 } 100 } 101 startDefaultPage()102 public void startDefaultPage() { 103 PicasaSource.showSignInReminder(this); 104 Bundle data = new Bundle(); 105 data.putString(AlbumSetPage.KEY_MEDIA_PATH, 106 getDataManager().getTopSetPath(DataManager.INCLUDE_ALL)); 107 getStateManager().startState(AlbumSetPage.class, data); 108 mVersionCheckDialog = PicasaSource.getVersionCheckDialog(this); 109 if (mVersionCheckDialog != null) { 110 mVersionCheckDialog.setOnCancelListener(this); 111 } 112 } 113 startGetContent(Intent intent)114 private void startGetContent(Intent intent) { 115 Bundle data = intent.getExtras() != null 116 ? new Bundle(intent.getExtras()) 117 : new Bundle(); 118 data.putBoolean(KEY_GET_CONTENT, true); 119 int typeBits = GalleryUtils.determineTypeBits(this, intent); 120 data.putInt(KEY_TYPE_BITS, typeBits); 121 data.putString(AlbumSetPage.KEY_MEDIA_PATH, 122 getDataManager().getTopSetPath(typeBits)); 123 getStateManager().startState(AlbumSetPage.class, data); 124 } 125 getContentType(Intent intent)126 private String getContentType(Intent intent) { 127 String type = intent.getType(); 128 if (type != null) { 129 return GalleryUtils.MIME_TYPE_PANORAMA360.equals(type) 130 ? MediaItem.MIME_TYPE_JPEG : type; 131 } 132 133 Uri uri = intent.getData(); 134 try { 135 return getContentResolver().getType(uri); 136 } catch (Throwable t) { 137 Log.w(TAG, "get type fail", t); 138 return null; 139 } 140 } 141 startViewAction(Intent intent)142 private void startViewAction(Intent intent) { 143 Boolean slideshow = intent.getBooleanExtra(EXTRA_SLIDESHOW, false); 144 if (slideshow) { 145 getActionBar().hide(); 146 DataManager manager = getDataManager(); 147 Path path = manager.findPathByUri(intent.getData(), intent.getType()); 148 if (path == null || manager.getMediaObject(path) 149 instanceof MediaItem) { 150 path = Path.fromString( 151 manager.getTopSetPath(DataManager.INCLUDE_IMAGE)); 152 } 153 Bundle data = new Bundle(); 154 data.putString(SlideshowPage.KEY_SET_PATH, path.toString()); 155 data.putBoolean(SlideshowPage.KEY_RANDOM_ORDER, true); 156 data.putBoolean(SlideshowPage.KEY_REPEAT, true); 157 if (intent.getBooleanExtra(EXTRA_DREAM, false)) { 158 data.putBoolean(SlideshowPage.KEY_DREAM, true); 159 } 160 getStateManager().startState(SlideshowPage.class, data); 161 } else { 162 Bundle data = new Bundle(); 163 DataManager dm = getDataManager(); 164 Uri uri = intent.getData(); 165 String contentType = getContentType(intent); 166 if (contentType == null) { 167 Toast.makeText(this, 168 R.string.no_such_item, Toast.LENGTH_LONG).show(); 169 finish(); 170 return; 171 } 172 if (uri == null) { 173 int typeBits = GalleryUtils.determineTypeBits(this, intent); 174 data.putInt(KEY_TYPE_BITS, typeBits); 175 data.putString(AlbumSetPage.KEY_MEDIA_PATH, 176 getDataManager().getTopSetPath(typeBits)); 177 getStateManager().startState(AlbumSetPage.class, data); 178 } else if (contentType.startsWith( 179 ContentResolver.CURSOR_DIR_BASE_TYPE)) { 180 int mediaType = intent.getIntExtra(KEY_MEDIA_TYPES, 0); 181 if (mediaType != 0) { 182 uri = uri.buildUpon().appendQueryParameter( 183 KEY_MEDIA_TYPES, String.valueOf(mediaType)) 184 .build(); 185 } 186 Path setPath = dm.findPathByUri(uri, null); 187 MediaSet mediaSet = null; 188 if (setPath != null) { 189 mediaSet = (MediaSet) dm.getMediaObject(setPath); 190 } 191 if (mediaSet != null) { 192 if (mediaSet.isLeafAlbum()) { 193 data.putString(AlbumPage.KEY_MEDIA_PATH, setPath.toString()); 194 data.putString(AlbumPage.KEY_PARENT_MEDIA_PATH, 195 dm.getTopSetPath(DataManager.INCLUDE_ALL)); 196 getStateManager().startState(AlbumPage.class, data); 197 } else { 198 data.putString(AlbumSetPage.KEY_MEDIA_PATH, setPath.toString()); 199 getStateManager().startState(AlbumSetPage.class, data); 200 } 201 } else { 202 startDefaultPage(); 203 } 204 } else { 205 Path itemPath = dm.findPathByUri(uri, contentType); 206 Path albumPath = dm.getDefaultSetOf(itemPath); 207 208 data.putString(PhotoPage.KEY_MEDIA_ITEM_PATH, itemPath.toString()); 209 data.putBoolean(PhotoPage.KEY_READONLY, true); 210 211 // TODO: Make the parameter "SingleItemOnly" public so other 212 // activities can reference it. 213 boolean singleItemOnly = (albumPath == null) 214 || intent.getBooleanExtra("SingleItemOnly", false); 215 if (!singleItemOnly) { 216 data.putString(PhotoPage.KEY_MEDIA_SET_PATH, albumPath.toString()); 217 // when FLAG_ACTIVITY_NEW_TASK is set, (e.g. when intent is fired 218 // from notification), back button should behave the same as up button 219 // rather than taking users back to the home screen 220 if (intent.getBooleanExtra(PhotoPage.KEY_TREAT_BACK_AS_UP, false) 221 || ((intent.getFlags() & Intent.FLAG_ACTIVITY_NEW_TASK) != 0)) { 222 data.putBoolean(PhotoPage.KEY_TREAT_BACK_AS_UP, true); 223 } 224 } 225 226 getStateManager().startState(SinglePhotoPage.class, data); 227 } 228 } 229 } 230 231 @Override onResume()232 protected void onResume() { 233 Utils.assertTrue(getStateManager().getStateCount() > 0); 234 super.onResume(); 235 if (mVersionCheckDialog != null) { 236 mVersionCheckDialog.show(); 237 } 238 } 239 240 @Override onPause()241 protected void onPause() { 242 super.onPause(); 243 if (mVersionCheckDialog != null) { 244 mVersionCheckDialog.dismiss(); 245 } 246 } 247 248 @Override onCancel(DialogInterface dialog)249 public void onCancel(DialogInterface dialog) { 250 if (dialog == mVersionCheckDialog) { 251 mVersionCheckDialog = null; 252 } 253 } 254 255 @Override onGenericMotionEvent(MotionEvent event)256 public boolean onGenericMotionEvent(MotionEvent event) { 257 final boolean isTouchPad = (event.getSource() 258 & InputDevice.SOURCE_CLASS_POSITION) != 0; 259 if (isTouchPad) { 260 float maxX = event.getDevice().getMotionRange(MotionEvent.AXIS_X).getMax(); 261 float maxY = event.getDevice().getMotionRange(MotionEvent.AXIS_Y).getMax(); 262 View decor = getWindow().getDecorView(); 263 float scaleX = decor.getWidth() / maxX; 264 float scaleY = decor.getHeight() / maxY; 265 float x = event.getX() * scaleX; 266 //x = decor.getWidth() - x; // invert x 267 float y = event.getY() * scaleY; 268 //y = decor.getHeight() - y; // invert y 269 MotionEvent touchEvent = MotionEvent.obtain(event.getDownTime(), 270 event.getEventTime(), event.getAction(), x, y, event.getMetaState()); 271 return dispatchTouchEvent(touchEvent); 272 } 273 return super.onGenericMotionEvent(event); 274 } 275 } 276