The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 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.launcher; |
| 18 | |
| 19 | import android.content.ComponentName; |
| 20 | import android.content.ContentResolver; |
| 21 | import android.content.ContentValues; |
| 22 | import android.content.Intent; |
| 23 | import android.content.Context; |
| 24 | import android.content.pm.ActivityInfo; |
| 25 | import android.content.pm.PackageManager; |
| 26 | import android.content.pm.ResolveInfo; |
| 27 | import android.content.res.Resources; |
| 28 | import android.database.Cursor; |
| 29 | import android.graphics.Bitmap; |
| 30 | import android.graphics.BitmapFactory; |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 31 | import android.graphics.drawable.Drawable; |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 32 | import android.net.Uri; |
| 33 | import android.util.Log; |
| 34 | import android.os.Process; |
| 35 | |
| 36 | import java.util.ArrayList; |
| 37 | import java.util.Collections; |
| 38 | import java.util.HashMap; |
| 39 | import java.util.List; |
| 40 | import java.util.Comparator; |
| 41 | import java.lang.ref.WeakReference; |
| 42 | import java.text.Collator; |
| 43 | import java.net.URISyntaxException; |
| 44 | |
| 45 | /** |
| 46 | * Maintains in-memory state of the Launcher. It is expected that there should be only one |
| 47 | * LauncherModel object held in a static. Also provide APIs for updating the database state |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 48 | * for the Launcher. |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 49 | */ |
| 50 | public class LauncherModel { |
| 51 | private static final int UI_NOTIFICATION_RATE = 4; |
| 52 | private static final int DEFAULT_APPLICATIONS_NUMBER = 42; |
| 53 | private static final long APPLICATION_NOT_RESPONDING_TIMEOUT = 5000; |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 54 | private static final int INITIAL_ICON_CACHE_CAPACITY = 50; |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 55 | |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 56 | private static final boolean DEBUG = false; |
| 57 | |
| 58 | private final Collator sCollator = Collator.getInstance(); |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 59 | |
| 60 | private boolean mApplicationsLoaded; |
| 61 | private boolean mDesktopItemsLoaded; |
| 62 | |
| 63 | private ArrayList<ItemInfo> mDesktopItems; |
| 64 | private ArrayList<LauncherGadgetInfo> mDesktopGadgets; |
| 65 | private HashMap<Long, FolderInfo> mFolders; |
| 66 | |
| 67 | private ArrayList<ApplicationInfo> mApplications; |
| 68 | private ApplicationsAdapter mApplicationsAdapter; |
| 69 | private ApplicationsLoader mApplicationsLoader; |
| 70 | private DesktopItemsLoader mDesktopItemsLoader; |
| 71 | private Thread mLoader; |
| 72 | private Thread mDesktopLoader; |
| 73 | |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 74 | private final HashMap<ComponentName, ApplicationInfo> mAppInfoCache = |
| 75 | new HashMap<ComponentName, ApplicationInfo>(INITIAL_ICON_CACHE_CAPACITY); |
| 76 | |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 77 | void abortLoaders() { |
| 78 | if (mApplicationsLoader != null && mApplicationsLoader.isRunning()) { |
| 79 | mApplicationsLoader.stop(); |
| 80 | mApplicationsLoaded = false; |
| 81 | } |
| 82 | if (mDesktopItemsLoader != null && mDesktopItemsLoader.isRunning()) { |
| 83 | mDesktopItemsLoader.stop(); |
| 84 | mDesktopItemsLoaded = false; |
| 85 | } |
| 86 | } |
| 87 | |
| 88 | /** |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 89 | * Drop our cache of components to their lables & icons. We do |
| 90 | * this from Launcher when applications are added/removed. It's a |
| 91 | * bit overkill, but it's a rare operation anyway. |
| 92 | */ |
| 93 | synchronized void dropApplicationCache() { |
| 94 | mAppInfoCache.clear(); |
| 95 | } |
| 96 | |
| 97 | /** |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 98 | * Loads the list of installed applications in mApplications. |
| 99 | */ |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 100 | synchronized void loadApplications(boolean isLaunching, Launcher launcher, |
| 101 | boolean localeChanged) { |
| 102 | if (localeChanged) { |
| 103 | dropApplicationCache(); |
| 104 | } |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 105 | if (isLaunching && mApplicationsLoaded && !localeChanged) { |
| 106 | mApplicationsAdapter = new ApplicationsAdapter(launcher, mApplications); |
| 107 | return; |
| 108 | } |
| 109 | |
| 110 | if (mApplicationsAdapter == null || isLaunching || localeChanged) { |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 111 | mApplications = new ArrayList<ApplicationInfo>(DEFAULT_APPLICATIONS_NUMBER); |
| 112 | mApplicationsAdapter = new ApplicationsAdapter(launcher, mApplications); |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 113 | } |
| 114 | |
| 115 | if (mApplicationsLoader != null && mApplicationsLoader.isRunning()) { |
| 116 | mApplicationsLoader.stop(); |
| 117 | // Wait for the currently running thread to finish, this can take a little |
| 118 | // time but it should be well below the timeout limit |
| 119 | try { |
| 120 | mLoader.join(APPLICATION_NOT_RESPONDING_TIMEOUT); |
| 121 | } catch (InterruptedException e) { |
| 122 | // Empty |
| 123 | } |
| 124 | } |
| 125 | |
| 126 | mApplicationsLoaded = false; |
| 127 | |
| 128 | if (!isLaunching) { |
| 129 | startApplicationsLoader(launcher); |
| 130 | } |
| 131 | } |
| 132 | |
| 133 | private void startApplicationsLoader(Launcher launcher) { |
| 134 | mApplicationsLoader = new ApplicationsLoader(launcher); |
| 135 | mLoader = new Thread(mApplicationsLoader, "Applications Loader"); |
| 136 | mLoader.start(); |
| 137 | } |
| 138 | |
| 139 | private class ApplicationsLoader implements Runnable { |
| 140 | private final WeakReference<Launcher> mLauncher; |
| 141 | |
| 142 | private volatile boolean mStopped; |
| 143 | private volatile boolean mRunning; |
| 144 | |
| 145 | ApplicationsLoader(Launcher launcher) { |
| 146 | mLauncher = new WeakReference<Launcher>(launcher); |
| 147 | } |
| 148 | |
| 149 | void stop() { |
| 150 | mStopped = true; |
| 151 | } |
| 152 | |
| 153 | boolean isRunning() { |
| 154 | return mRunning; |
| 155 | } |
| 156 | |
| 157 | public void run() { |
| 158 | mRunning = true; |
| 159 | |
| 160 | android.os.Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); |
| 161 | |
| 162 | Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); |
| 163 | mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); |
| 164 | |
| 165 | final Launcher launcher = mLauncher.get(); |
| 166 | final PackageManager manager = launcher.getPackageManager(); |
| 167 | final List<ResolveInfo> apps = manager.queryIntentActivities(mainIntent, 0); |
| 168 | |
| 169 | if (apps != null && !mStopped) { |
| 170 | final int count = apps.size(); |
| 171 | final ApplicationsAdapter applicationList = mApplicationsAdapter; |
| 172 | |
| 173 | ChangeNotifier action = new ChangeNotifier(applicationList); |
| 174 | |
| 175 | for (int i = 0; i < count && !mStopped; i++) { |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 176 | ResolveInfo info = apps.get(i); |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 177 | ComponentName componentName = new ComponentName( |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 178 | info.activityInfo.applicationInfo.packageName, |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 179 | info.activityInfo.name); |
| 180 | ApplicationInfo application = mAppInfoCache.get(componentName); |
| 181 | if (application == null) { |
| 182 | application = new ApplicationInfo(); |
| 183 | application.title = info.loadLabel(manager); |
| 184 | if (application.title == null) { |
| 185 | application.title = info.activityInfo.name; |
| 186 | } |
| 187 | application.setActivity(componentName, |
| 188 | Intent.FLAG_ACTIVITY_NEW_TASK | |
| 189 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); |
| 190 | application.container = ItemInfo.NO_ID; |
| 191 | application.icon = info.activityInfo.loadIcon(manager); |
| 192 | if (DEBUG) { |
| 193 | Log.d(Launcher.LOG_TAG, "Loaded ApplicationInfo for " + componentName); |
| 194 | } |
| 195 | mAppInfoCache.put(componentName, application); |
| 196 | } |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 197 | |
| 198 | action.add(application); |
| 199 | } |
| 200 | |
| 201 | action.sort(new Comparator<ApplicationInfo>() { |
| 202 | public final int compare(ApplicationInfo a, ApplicationInfo b) { |
| 203 | return sCollator.compare(a.title.toString(), b.title.toString()); |
| 204 | } |
| 205 | }); |
| 206 | |
| 207 | if (!mStopped) { |
| 208 | launcher.runOnUiThread(action); |
| 209 | } |
| 210 | } |
| 211 | |
| 212 | if (!mStopped) { |
| 213 | mApplicationsLoaded = true; |
| 214 | } |
| 215 | mRunning = false; |
| 216 | } |
| 217 | } |
| 218 | |
| 219 | private static class ChangeNotifier implements Runnable { |
| 220 | private final ApplicationsAdapter mApplicationList; |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 221 | private final ArrayList<ApplicationInfo> mBuffer; |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 222 | |
| 223 | ChangeNotifier(ApplicationsAdapter applicationList) { |
| 224 | mApplicationList = applicationList; |
| 225 | mBuffer = new ArrayList<ApplicationInfo>(UI_NOTIFICATION_RATE); |
| 226 | } |
| 227 | |
| 228 | public void run() { |
| 229 | final ArrayList<ApplicationInfo> buffer = mBuffer; |
| 230 | final ApplicationsAdapter applicationList = mApplicationList; |
| 231 | final int count = buffer.size(); |
| 232 | |
| 233 | applicationList.setNotifyOnChange(false); |
| 234 | applicationList.clear(); |
| 235 | for (int i = 0; i < count; i++) { |
| 236 | applicationList.setNotifyOnChange(false); |
| 237 | applicationList.add(buffer.get(i)); |
| 238 | } |
| 239 | |
| 240 | applicationList.notifyDataSetChanged(); |
| 241 | buffer.clear(); |
| 242 | } |
| 243 | |
| 244 | void add(ApplicationInfo application) { |
| 245 | mBuffer.add(application); |
| 246 | } |
| 247 | |
| 248 | void sort(Comparator<ApplicationInfo> comparator) { |
| 249 | Collections.sort(mBuffer, comparator); |
| 250 | } |
| 251 | } |
| 252 | |
| 253 | boolean isDesktopLoaded() { |
| 254 | return mDesktopItems != null && mDesktopGadgets != null && mDesktopItemsLoaded; |
| 255 | } |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 256 | |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 257 | /** |
| 258 | * Loads all of the items on the desktop, in folders, or in the dock. |
| 259 | * These can be apps, shortcuts or widgets |
| 260 | */ |
| 261 | void loadUserItems(boolean isLaunching, Launcher launcher, boolean localeChanged, |
| 262 | boolean loadApplications) { |
| 263 | |
| 264 | if (isLaunching && isDesktopLoaded()) { |
| 265 | if (loadApplications) startApplicationsLoader(launcher); |
| 266 | // We have already loaded our data from the DB |
| 267 | launcher.onDesktopItemsLoaded(); |
| 268 | return; |
| 269 | } |
| 270 | |
| 271 | if (mDesktopItemsLoader != null && mDesktopItemsLoader.isRunning()) { |
| 272 | mDesktopItemsLoader.stop(); |
| 273 | // Wait for the currently running thread to finish, this can take a little |
| 274 | // time but it should be well below the timeout limit |
| 275 | try { |
| 276 | mDesktopLoader.join(APPLICATION_NOT_RESPONDING_TIMEOUT); |
| 277 | } catch (InterruptedException e) { |
| 278 | // Empty |
| 279 | } |
| 280 | } |
| 281 | |
| 282 | mDesktopItemsLoaded = false; |
| 283 | mDesktopItemsLoader = new DesktopItemsLoader(launcher, localeChanged, loadApplications); |
| 284 | mDesktopLoader = new Thread(mDesktopItemsLoader, "Desktop Items Loader"); |
| 285 | mDesktopLoader.start(); |
| 286 | } |
| 287 | |
| 288 | private static void updateShortcutLabels(ContentResolver resolver, PackageManager manager) { |
| 289 | final Cursor c = resolver.query(LauncherSettings.Favorites.CONTENT_URI, |
| 290 | new String[] { LauncherSettings.Favorites.ID, LauncherSettings.Favorites.TITLE, |
| 291 | LauncherSettings.Favorites.INTENT, LauncherSettings.Favorites.ITEM_TYPE }, |
| 292 | null, null, null); |
| 293 | |
| 294 | final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ID); |
| 295 | final int intentIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.INTENT); |
| 296 | final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); |
| 297 | final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); |
| 298 | |
| 299 | // boolean changed = false; |
| 300 | |
| 301 | try { |
| 302 | while (c.moveToNext()) { |
| 303 | try { |
| 304 | if (c.getInt(itemTypeIndex) != |
| 305 | LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { |
| 306 | continue; |
| 307 | } |
| 308 | |
| 309 | final String intentUri = c.getString(intentIndex); |
| 310 | if (intentUri != null) { |
| 311 | final Intent shortcut = Intent.getIntent(intentUri); |
| 312 | if (Intent.ACTION_MAIN.equals(shortcut.getAction())) { |
| 313 | final ComponentName name = shortcut.getComponent(); |
| 314 | if (name != null) { |
| 315 | final ActivityInfo activityInfo = manager.getActivityInfo(name, 0); |
| 316 | final String title = c.getString(titleIndex); |
| 317 | String label = getLabel(manager, activityInfo); |
| 318 | |
| 319 | if (title == null || !title.equals(label)) { |
| 320 | final ContentValues values = new ContentValues(); |
| 321 | values.put(LauncherSettings.Favorites.TITLE, label); |
| 322 | |
| 323 | resolver.update(LauncherSettings.Favorites.CONTENT_URI_NO_NOTIFICATION, |
| 324 | values, "_id=?", |
| 325 | new String[] { String.valueOf(c.getLong(idIndex)) }); |
| 326 | |
| 327 | // changed = true; |
| 328 | } |
| 329 | } |
| 330 | } |
| 331 | } |
| 332 | } catch (URISyntaxException e) { |
| 333 | // Ignore |
| 334 | } catch (PackageManager.NameNotFoundException e) { |
| 335 | // Ignore |
| 336 | } |
| 337 | } |
| 338 | } finally { |
| 339 | c.close(); |
| 340 | } |
| 341 | |
| 342 | // if (changed) resolver.notifyChange(Settings.Favorites.CONTENT_URI, null); |
| 343 | } |
| 344 | |
| 345 | private static String getLabel(PackageManager manager, ActivityInfo activityInfo) { |
| 346 | String label = activityInfo.loadLabel(manager).toString(); |
| 347 | if (label == null) { |
| 348 | label = manager.getApplicationLabel(activityInfo.applicationInfo).toString(); |
| 349 | if (label == null) { |
| 350 | label = activityInfo.name; |
| 351 | } |
| 352 | } |
| 353 | return label; |
| 354 | } |
| 355 | |
| 356 | private class DesktopItemsLoader implements Runnable { |
| 357 | private volatile boolean mStopped; |
| 358 | private volatile boolean mRunning; |
| 359 | |
| 360 | private final WeakReference<Launcher> mLauncher; |
| 361 | private final boolean mLocaleChanged; |
| 362 | private final boolean mLoadApplications; |
| 363 | |
| 364 | DesktopItemsLoader(Launcher launcher, boolean localeChanged, boolean loadApplications) { |
| 365 | mLoadApplications = loadApplications; |
| 366 | mLauncher = new WeakReference<Launcher>(launcher); |
| 367 | mLocaleChanged = localeChanged; |
| 368 | } |
| 369 | |
| 370 | void stop() { |
| 371 | mStopped = true; |
| 372 | } |
| 373 | |
| 374 | boolean isRunning() { |
| 375 | return mRunning; |
| 376 | } |
| 377 | |
| 378 | public void run() { |
| 379 | mRunning = true; |
| 380 | |
| 381 | final Launcher launcher = mLauncher.get(); |
| 382 | final ContentResolver contentResolver = launcher.getContentResolver(); |
| 383 | final PackageManager manager = launcher.getPackageManager(); |
| 384 | |
| 385 | if (mLocaleChanged) { |
| 386 | updateShortcutLabels(contentResolver, manager); |
| 387 | } |
| 388 | |
| 389 | mDesktopItems = new ArrayList<ItemInfo>(); |
| 390 | mDesktopGadgets = new ArrayList<LauncherGadgetInfo>(); |
| 391 | mFolders = new HashMap<Long, FolderInfo>(); |
| 392 | |
| 393 | final ArrayList<ItemInfo> desktopItems = mDesktopItems; |
| 394 | final ArrayList<LauncherGadgetInfo> desktopGadgets = mDesktopGadgets; |
| 395 | |
| 396 | final Cursor c = contentResolver.query( |
| 397 | LauncherSettings.Favorites.CONTENT_URI, null, null, null, null); |
| 398 | |
| 399 | try { |
| 400 | final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ID); |
| 401 | final int intentIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.INTENT); |
| 402 | final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); |
| 403 | final int iconTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ICON_TYPE); |
| 404 | final int iconIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ICON); |
| 405 | final int iconPackageIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ICON_PACKAGE); |
| 406 | final int iconResourceIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ICON_RESOURCE); |
| 407 | final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); |
| 408 | final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); |
| 409 | final int gadgetIdIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.GADGET_ID); |
| 410 | final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); |
| 411 | final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); |
| 412 | final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); |
| 413 | final int spanXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SPANX); |
| 414 | final int spanYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SPANY); |
| 415 | final int uriIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.URI); |
| 416 | final int displayModeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.DISPLAY_MODE); |
| 417 | |
| 418 | ApplicationInfo info; |
| 419 | String intentDescription; |
| 420 | Widget widgetInfo; |
| 421 | LauncherGadgetInfo gadgetInfo; |
| 422 | int container; |
| 423 | long id; |
| 424 | Intent intent; |
| 425 | |
| 426 | final HashMap<Long, FolderInfo> folders = mFolders; |
| 427 | |
| 428 | while (!mStopped && c.moveToNext()) { |
| 429 | try { |
| 430 | int itemType = c.getInt(itemTypeIndex); |
| 431 | |
| 432 | switch (itemType) { |
| 433 | case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: |
| 434 | case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: |
| 435 | intentDescription = c.getString(intentIndex); |
| 436 | try { |
| 437 | intent = Intent.getIntent(intentDescription); |
| 438 | } catch (java.net.URISyntaxException e) { |
| 439 | continue; |
| 440 | } |
| 441 | |
| 442 | if (itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { |
| 443 | info = getApplicationInfo(manager, intent); |
| 444 | } else { |
| 445 | info = getApplicationInfoShortcut(c, launcher, iconTypeIndex, |
| 446 | iconPackageIndex, iconResourceIndex, iconIndex); |
| 447 | } |
| 448 | |
| 449 | if (info == null) { |
| 450 | info = new ApplicationInfo(); |
| 451 | info.icon = manager.getDefaultActivityIcon(); |
| 452 | } |
| 453 | |
| 454 | if (info != null) { |
| 455 | info.title = c.getString(titleIndex); |
| 456 | info.intent = intent; |
| 457 | |
| 458 | info.id = c.getLong(idIndex); |
| 459 | container = c.getInt(containerIndex); |
| 460 | info.container = container; |
| 461 | info.screen = c.getInt(screenIndex); |
| 462 | info.cellX = c.getInt(cellXIndex); |
| 463 | info.cellY = c.getInt(cellYIndex); |
| 464 | |
| 465 | switch (container) { |
| 466 | case LauncherSettings.Favorites.CONTAINER_DESKTOP: |
| 467 | desktopItems.add(info); |
| 468 | break; |
| 469 | default: |
| 470 | // Item is in a user folder |
| 471 | UserFolderInfo folderInfo = |
| 472 | findOrMakeUserFolder(folders, container); |
| 473 | folderInfo.add(info); |
| 474 | break; |
| 475 | } |
| 476 | } |
| 477 | break; |
| 478 | case LauncherSettings.Favorites.ITEM_TYPE_USER_FOLDER: |
| 479 | |
| 480 | id = c.getLong(idIndex); |
| 481 | UserFolderInfo folderInfo = findOrMakeUserFolder(folders, id); |
| 482 | |
| 483 | folderInfo.title = c.getString(titleIndex); |
| 484 | |
| 485 | folderInfo.id = id; |
| 486 | container = c.getInt(containerIndex); |
| 487 | folderInfo.container = container; |
| 488 | folderInfo.screen = c.getInt(screenIndex); |
| 489 | folderInfo.cellX = c.getInt(cellXIndex); |
| 490 | folderInfo.cellY = c.getInt(cellYIndex); |
| 491 | |
| 492 | switch (container) { |
| 493 | case LauncherSettings.Favorites.CONTAINER_DESKTOP: |
| 494 | desktopItems.add(folderInfo); |
| 495 | break; |
| 496 | } |
| 497 | break; |
| 498 | case LauncherSettings.Favorites.ITEM_TYPE_LIVE_FOLDER: |
| 499 | |
| 500 | id = c.getLong(idIndex); |
| 501 | LiveFolderInfo liveFolderInfo = findOrMakeLiveFolder(folders, id); |
| 502 | |
| 503 | intentDescription = c.getString(intentIndex); |
| 504 | intent = null; |
| 505 | if (intentDescription != null) { |
| 506 | try { |
| 507 | intent = Intent.getIntent(intentDescription); |
| 508 | } catch (java.net.URISyntaxException e) { |
| 509 | // Ignore, a live folder might not have a base intent |
| 510 | } |
| 511 | } |
| 512 | |
| 513 | liveFolderInfo.title = c.getString(titleIndex); |
| 514 | liveFolderInfo.id = id; |
| 515 | container = c.getInt(containerIndex); |
| 516 | liveFolderInfo.container = container; |
| 517 | liveFolderInfo.screen = c.getInt(screenIndex); |
| 518 | liveFolderInfo.cellX = c.getInt(cellXIndex); |
| 519 | liveFolderInfo.cellY = c.getInt(cellYIndex); |
| 520 | liveFolderInfo.uri = Uri.parse(c.getString(uriIndex)); |
| 521 | liveFolderInfo.baseIntent = intent; |
| 522 | liveFolderInfo.displayMode = c.getInt(displayModeIndex); |
| 523 | |
| 524 | loadLiveFolderIcon(launcher, c, iconTypeIndex, iconPackageIndex, |
| 525 | iconResourceIndex, liveFolderInfo); |
| 526 | |
| 527 | switch (container) { |
| 528 | case LauncherSettings.Favorites.CONTAINER_DESKTOP: |
| 529 | desktopItems.add(liveFolderInfo); |
| 530 | break; |
| 531 | } |
| 532 | break; |
| 533 | case LauncherSettings.Favorites.ITEM_TYPE_WIDGET_SEARCH: |
| 534 | widgetInfo = Widget.makeSearch(); |
| 535 | |
| 536 | container = c.getInt(containerIndex); |
| 537 | if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP) { |
| 538 | Log.e(Launcher.LOG_TAG, "Widget found where container " |
| 539 | + "!= CONTAINER_DESKTOP ignoring!"); |
| 540 | continue; |
| 541 | } |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 542 | |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 543 | widgetInfo.id = c.getLong(idIndex); |
| 544 | widgetInfo.screen = c.getInt(screenIndex); |
| 545 | widgetInfo.container = container; |
| 546 | widgetInfo.cellX = c.getInt(cellXIndex); |
| 547 | widgetInfo.cellY = c.getInt(cellYIndex); |
| 548 | |
| 549 | desktopItems.add(widgetInfo); |
| 550 | break; |
| 551 | case LauncherSettings.Favorites.ITEM_TYPE_GADGET: |
| 552 | // Read all Launcher-specific gadget details |
| 553 | int gadgetId = c.getInt(gadgetIdIndex); |
| 554 | gadgetInfo = new LauncherGadgetInfo(gadgetId); |
| 555 | gadgetInfo.id = c.getLong(idIndex); |
| 556 | gadgetInfo.screen = c.getInt(screenIndex); |
| 557 | gadgetInfo.cellX = c.getInt(cellXIndex); |
| 558 | gadgetInfo.cellY = c.getInt(cellYIndex); |
| 559 | gadgetInfo.spanX = c.getInt(spanXIndex); |
| 560 | gadgetInfo.spanY = c.getInt(spanYIndex); |
| 561 | |
| 562 | container = c.getInt(containerIndex); |
| 563 | if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP) { |
| 564 | Log.e(Launcher.LOG_TAG, "Gadget found where container " |
| 565 | + "!= CONTAINER_DESKTOP -- ignoring!"); |
| 566 | continue; |
| 567 | } |
| 568 | gadgetInfo.container = c.getInt(containerIndex); |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 569 | |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 570 | desktopGadgets.add(gadgetInfo); |
| 571 | break; |
| 572 | } |
| 573 | } catch (Exception e) { |
| 574 | Log.w(Launcher.LOG_TAG, "Desktop items loading interrupted:", e); |
| 575 | } |
| 576 | } |
| 577 | } finally { |
| 578 | c.close(); |
| 579 | } |
| 580 | |
| 581 | if (!mStopped) { |
| 582 | launcher.runOnUiThread(new Runnable() { |
| 583 | public void run() { |
| 584 | launcher.onDesktopItemsLoaded(); |
| 585 | } |
| 586 | }); |
| 587 | if (mLoadApplications) startApplicationsLoader(launcher); |
| 588 | } |
| 589 | |
| 590 | if (!mStopped) { |
| 591 | mDesktopItemsLoaded = true; |
| 592 | } |
| 593 | mRunning = false; |
| 594 | } |
| 595 | } |
| 596 | |
| 597 | private static void loadLiveFolderIcon(Launcher launcher, Cursor c, int iconTypeIndex, |
| 598 | int iconPackageIndex, int iconResourceIndex, LiveFolderInfo liveFolderInfo) { |
| 599 | |
| 600 | int iconType = c.getInt(iconTypeIndex); |
| 601 | switch (iconType) { |
| 602 | case LauncherSettings.Favorites.ICON_TYPE_RESOURCE: |
| 603 | String packageName = c.getString(iconPackageIndex); |
| 604 | String resourceName = c.getString(iconResourceIndex); |
| 605 | PackageManager packageManager = launcher.getPackageManager(); |
| 606 | try { |
| 607 | Resources resources = packageManager.getResourcesForApplication(packageName); |
| 608 | final int id = resources.getIdentifier(resourceName, null, null); |
| 609 | liveFolderInfo.icon = resources.getDrawable(id); |
| 610 | } catch (Exception e) { |
| 611 | liveFolderInfo.icon = |
| 612 | launcher.getResources().getDrawable(R.drawable.ic_launcher_folder); |
| 613 | } |
| 614 | liveFolderInfo.iconResource = new Intent.ShortcutIconResource(); |
| 615 | liveFolderInfo.iconResource.packageName = packageName; |
| 616 | liveFolderInfo.iconResource.resourceName = resourceName; |
| 617 | break; |
| 618 | default: |
| 619 | liveFolderInfo.icon = |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 620 | launcher.getResources().getDrawable(R.drawable.ic_launcher_folder); |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 621 | } |
| 622 | } |
| 623 | |
| 624 | /** |
| 625 | * Finds the user folder defined by the specified id. |
| 626 | * |
| 627 | * @param id The id of the folder to look for. |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 628 | * |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 629 | * @return A UserFolderInfo if the folder exists or null otherwise. |
| 630 | */ |
| 631 | FolderInfo findFolderById(long id) { |
| 632 | return mFolders.get(id); |
| 633 | } |
| 634 | |
| 635 | void addFolder(FolderInfo info) { |
| 636 | mFolders.put(info.id, info); |
| 637 | } |
| 638 | |
| 639 | /** |
| 640 | * Return an existing UserFolderInfo object if we have encountered this ID previously, or make a |
| 641 | * new one. |
| 642 | */ |
| 643 | private UserFolderInfo findOrMakeUserFolder(HashMap<Long, FolderInfo> folders, long id) { |
| 644 | // See if a placeholder was created for us already |
| 645 | FolderInfo folderInfo = folders.get(id); |
| 646 | if (folderInfo == null || !(folderInfo instanceof UserFolderInfo)) { |
| 647 | // No placeholder -- create a new instance |
| 648 | folderInfo = new UserFolderInfo(); |
| 649 | folders.put(id, folderInfo); |
| 650 | } |
| 651 | return (UserFolderInfo) folderInfo; |
| 652 | } |
| 653 | |
| 654 | /** |
| 655 | * Return an existing UserFolderInfo object if we have encountered this ID previously, or make a |
| 656 | * new one. |
| 657 | */ |
| 658 | private LiveFolderInfo findOrMakeLiveFolder(HashMap<Long, FolderInfo> folders, long id) { |
| 659 | // See if a placeholder was created for us already |
| 660 | FolderInfo folderInfo = folders.get(id); |
| 661 | if (folderInfo == null || !(folderInfo instanceof LiveFolderInfo)) { |
| 662 | // No placeholder -- create a new instance |
| 663 | folderInfo = new LiveFolderInfo(); |
| 664 | folders.put(id, folderInfo); |
| 665 | } |
| 666 | return (LiveFolderInfo) folderInfo; |
| 667 | } |
| 668 | |
| 669 | /** |
| 670 | * Remove the callback for the cached drawables or we leak the previous |
| 671 | * Home screen on orientation change. |
| 672 | */ |
| 673 | void unbind() { |
| 674 | mApplicationsAdapter = null; |
| 675 | unbindAppDrawables(mApplications); |
| 676 | unbindDrawables(mDesktopItems); |
| 677 | unbindGadgetHostViews(mDesktopGadgets); |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 678 | unbindCachedIconDrawables(); |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 679 | } |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 680 | |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 681 | /** |
| 682 | * Remove the callback for the cached drawables or we leak the previous |
| 683 | * Home screen on orientation change. |
| 684 | */ |
| 685 | private void unbindDrawables(ArrayList<ItemInfo> desktopItems) { |
| 686 | if (desktopItems != null) { |
| 687 | final int count = desktopItems.size(); |
| 688 | for (int i = 0; i < count; i++) { |
| 689 | ItemInfo item = desktopItems.get(i); |
| 690 | switch (item.itemType) { |
| 691 | case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: |
| 692 | case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: |
| 693 | ((ApplicationInfo)item).icon.setCallback(null); |
| 694 | break; |
| 695 | } |
| 696 | } |
| 697 | } |
| 698 | } |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 699 | |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 700 | /** |
| 701 | * Remove the callback for the cached drawables or we leak the previous |
| 702 | * Home screen on orientation change. |
| 703 | */ |
| 704 | private void unbindAppDrawables(ArrayList<ApplicationInfo> applications) { |
| 705 | if (applications != null) { |
| 706 | final int count = applications.size(); |
| 707 | for (int i = 0; i < count; i++) { |
| 708 | applications.get(i).icon.setCallback(null); |
| 709 | } |
| 710 | } |
| 711 | } |
| 712 | |
| 713 | /** |
| 714 | * Remove any {@link LauncherGadgetHostView} references in our gadgets. |
| 715 | */ |
| 716 | private void unbindGadgetHostViews(ArrayList<LauncherGadgetInfo> gadgets) { |
| 717 | if (gadgets != null) { |
| 718 | final int count = gadgets.size(); |
| 719 | for (int i = 0; i < count; i++) { |
| 720 | LauncherGadgetInfo launcherInfo = gadgets.get(i); |
| 721 | launcherInfo.hostView = null; |
| 722 | } |
| 723 | } |
| 724 | } |
| 725 | |
| 726 | /** |
The Android Open Source Project | bc219c3 | 2009-03-09 11:52:14 -0700 | [diff] [blame^] | 727 | * Remove the callback for the cached drawables or we leak the previous |
| 728 | * Home screen on orientation change. |
| 729 | */ |
| 730 | private void unbindCachedIconDrawables() { |
| 731 | for (ApplicationInfo appInfo : mAppInfoCache.values()) { |
| 732 | appInfo.icon.setCallback(null); |
| 733 | } |
| 734 | } |
| 735 | |
| 736 | /** |
The Android Open Source Project | 31dd503 | 2009-03-03 19:32:27 -0800 | [diff] [blame] | 737 | * @return The current list of applications |
| 738 | */ |
| 739 | public ArrayList<ApplicationInfo> getApplications() { |
| 740 | return mApplications; |
| 741 | } |
| 742 | |
| 743 | /** |
| 744 | * @return The current list of applications |
| 745 | */ |
| 746 | public ApplicationsAdapter getApplicationsAdapter() { |
| 747 | return mApplicationsAdapter; |
| 748 | } |
| 749 | |
| 750 | /** |
| 751 | * @return The current list of desktop items |
| 752 | */ |
| 753 | public ArrayList<ItemInfo> getDesktopItems() { |
| 754 | return mDesktopItems; |
| 755 | } |
| 756 | |
| 757 | /** |
| 758 | * @return The current list of desktop items |
| 759 | */ |
| 760 | public ArrayList<LauncherGadgetInfo> getDesktopGadgets() { |
| 761 | return mDesktopGadgets; |
| 762 | } |
| 763 | |
| 764 | /** |
| 765 | * Add an item to the desktop |
| 766 | * @param info |
| 767 | */ |
| 768 | public void addDesktopItem(ItemInfo info) { |
| 769 | // TODO: write to DB; also check that folder has been added to folders list |
| 770 | mDesktopItems.add(info); |
| 771 | } |
| 772 | |
| 773 | /** |
| 774 | * Remove an item from the desktop |
| 775 | * @param info |
| 776 | */ |
| 777 | public void removeDesktopItem(ItemInfo info) { |
| 778 | // TODO: write to DB; figure out if we should remove folder from folders list |
| 779 | mDesktopItems.remove(info); |
| 780 | } |
| 781 | |
| 782 | /** |
| 783 | * Add a gadget to the desktop |
| 784 | */ |
| 785 | public void addDesktopGadget(LauncherGadgetInfo info) { |
| 786 | mDesktopGadgets.add(info); |
| 787 | } |
| 788 | |
| 789 | /** |
| 790 | * Remove a gadget from the desktop |
| 791 | */ |
| 792 | public void removeDesktopGadget(LauncherGadgetInfo info) { |
| 793 | mDesktopGadgets.remove(info); |
| 794 | } |
| 795 | |
| 796 | /** |
| 797 | * Make an ApplicationInfo object for an application |
| 798 | */ |
| 799 | private static ApplicationInfo getApplicationInfo(PackageManager manager, Intent intent) { |
| 800 | final ResolveInfo resolveInfo = manager.resolveActivity(intent, 0); |
| 801 | |
| 802 | if (resolveInfo == null) { |
| 803 | return null; |
| 804 | } |
| 805 | |
| 806 | final ApplicationInfo info = new ApplicationInfo(); |
| 807 | final ActivityInfo activityInfo = resolveInfo.activityInfo; |
| 808 | info.icon = activityInfo.loadIcon(manager); |
| 809 | if (info.title == null || info.title.length() == 0) { |
| 810 | info.title = activityInfo.loadLabel(manager); |
| 811 | } |
| 812 | if (info.title == null) { |
| 813 | info.title = ""; |
| 814 | } |
| 815 | info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; |
| 816 | return info; |
| 817 | } |
| 818 | |
| 819 | /** |
| 820 | * Make an ApplicationInfo object for a sortcut |
| 821 | */ |
| 822 | private ApplicationInfo getApplicationInfoShortcut(Cursor c, Launcher launcher, |
| 823 | int iconTypeIndex, int iconPackageIndex, int iconResourceIndex, int iconIndex) { |
| 824 | |
| 825 | final ApplicationInfo info = new ApplicationInfo(); |
| 826 | info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; |
| 827 | |
| 828 | int iconType = c.getInt(iconTypeIndex); |
| 829 | switch (iconType) { |
| 830 | case LauncherSettings.Favorites.ICON_TYPE_RESOURCE: |
| 831 | String packageName = c.getString(iconPackageIndex); |
| 832 | String resourceName = c.getString(iconResourceIndex); |
| 833 | PackageManager packageManager = launcher.getPackageManager(); |
| 834 | try { |
| 835 | Resources resources = packageManager.getResourcesForApplication(packageName); |
| 836 | final int id = resources.getIdentifier(resourceName, null, null); |
| 837 | info.icon = resources.getDrawable(id); |
| 838 | } catch (Exception e) { |
| 839 | info.icon = packageManager.getDefaultActivityIcon(); |
| 840 | } |
| 841 | info.iconResource = new Intent.ShortcutIconResource(); |
| 842 | info.iconResource.packageName = packageName; |
| 843 | info.iconResource.resourceName = resourceName; |
| 844 | info.customIcon = false; |
| 845 | break; |
| 846 | case LauncherSettings.Favorites.ICON_TYPE_BITMAP: |
| 847 | byte[] data = c.getBlob(iconIndex); |
| 848 | Bitmap bitmap = BitmapFactory.decodeByteArray(data, 0, data.length); |
| 849 | info.icon = new FastBitmapDrawable( |
| 850 | Utilities.createBitmapThumbnail(bitmap, launcher)); |
| 851 | info.filtered = true; |
| 852 | info.customIcon = true; |
| 853 | break; |
| 854 | default: |
| 855 | info.icon = launcher.getPackageManager().getDefaultActivityIcon(); |
| 856 | info.customIcon = false; |
| 857 | break; |
| 858 | } |
| 859 | return info; |
| 860 | } |
| 861 | |
| 862 | /** |
| 863 | * Remove an item from the in-memory represention of a user folder. Does not change the DB. |
| 864 | */ |
| 865 | void removeUserFolderItem(UserFolderInfo folder, ItemInfo info) { |
| 866 | //noinspection SuspiciousMethodCalls |
| 867 | folder.contents.remove(info); |
| 868 | } |
| 869 | |
| 870 | /** |
| 871 | * Removes a UserFolder from the in-memory list of folders. Does not change the DB. |
| 872 | * @param userFolderInfo |
| 873 | */ |
| 874 | void removeUserFolder(UserFolderInfo userFolderInfo) { |
| 875 | mFolders.remove(userFolderInfo.id); |
| 876 | } |
| 877 | |
| 878 | /** |
| 879 | * Adds an item to the DB if it was not created previously, or move it to a new |
| 880 | * <container, screen, cellX, cellY> |
| 881 | */ |
| 882 | static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container, |
| 883 | int screen, int cellX, int cellY) { |
| 884 | if (item.container == ItemInfo.NO_ID) { |
| 885 | // From all apps |
| 886 | addItemToDatabase(context, item, container, screen, cellX, cellY, false); |
| 887 | } else { |
| 888 | // From somewhere else |
| 889 | moveItemInDatabase(context, item, container, screen, cellX, cellY); |
| 890 | } |
| 891 | } |
| 892 | |
| 893 | /** |
| 894 | * Move an item in the DB to a new <container, screen, cellX, cellY> |
| 895 | */ |
| 896 | static void moveItemInDatabase(Context context, ItemInfo item, long container, int screen, |
| 897 | int cellX, int cellY) { |
| 898 | item.container = container; |
| 899 | item.screen = screen; |
| 900 | item.cellX = cellX; |
| 901 | item.cellY = cellY; |
| 902 | |
| 903 | final ContentValues values = new ContentValues(); |
| 904 | final ContentResolver cr = context.getContentResolver(); |
| 905 | |
| 906 | values.put(LauncherSettings.Favorites.CONTAINER, item.container); |
| 907 | values.put(LauncherSettings.Favorites.CELLX, item.cellX); |
| 908 | values.put(LauncherSettings.Favorites.CELLY, item.cellY); |
| 909 | values.put(LauncherSettings.Favorites.SCREEN, item.screen); |
| 910 | |
| 911 | cr.update(LauncherSettings.Favorites.getContentUri(item.id, false), values, null, null); |
| 912 | } |
| 913 | |
| 914 | /** |
| 915 | * Returns true if the shortcuts already exists in the database. |
| 916 | * we identify a shortcut by its title and intent. |
| 917 | */ |
| 918 | static boolean shortcutExists(Context context, String title, Intent intent) { |
| 919 | final ContentResolver cr = context.getContentResolver(); |
| 920 | Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, |
| 921 | new String[] { "title", "intent" }, "title=? and intent=?", |
| 922 | new String[] { title, intent.toURI() }, null); |
| 923 | boolean result = false; |
| 924 | try { |
| 925 | result = c.moveToFirst(); |
| 926 | } finally { |
| 927 | c.close(); |
| 928 | } |
| 929 | return result; |
| 930 | } |
| 931 | |
| 932 | FolderInfo getFolderById(Context context, long id) { |
| 933 | final ContentResolver cr = context.getContentResolver(); |
| 934 | Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, null, |
| 935 | "_id=? and itemType=? or itemType=?", |
| 936 | new String[] { String.valueOf(id), |
| 937 | String.valueOf(LauncherSettings.Favorites.ITEM_TYPE_USER_FOLDER), |
| 938 | String.valueOf(LauncherSettings.Favorites.ITEM_TYPE_LIVE_FOLDER) }, null); |
| 939 | |
| 940 | try { |
| 941 | if (c.moveToFirst()) { |
| 942 | final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); |
| 943 | final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); |
| 944 | final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); |
| 945 | final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); |
| 946 | final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); |
| 947 | final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); |
| 948 | |
| 949 | FolderInfo folderInfo = null; |
| 950 | switch (c.getInt(itemTypeIndex)) { |
| 951 | case LauncherSettings.Favorites.ITEM_TYPE_USER_FOLDER: |
| 952 | folderInfo = findOrMakeUserFolder(mFolders, id); |
| 953 | break; |
| 954 | case LauncherSettings.Favorites.ITEM_TYPE_LIVE_FOLDER: |
| 955 | folderInfo = findOrMakeLiveFolder(mFolders, id); |
| 956 | break; |
| 957 | } |
| 958 | |
| 959 | folderInfo.title = c.getString(titleIndex); |
| 960 | folderInfo.id = id; |
| 961 | folderInfo.container = c.getInt(containerIndex); |
| 962 | folderInfo.screen = c.getInt(screenIndex); |
| 963 | folderInfo.cellX = c.getInt(cellXIndex); |
| 964 | folderInfo.cellY = c.getInt(cellYIndex); |
| 965 | |
| 966 | return folderInfo; |
| 967 | } |
| 968 | } finally { |
| 969 | c.close(); |
| 970 | } |
| 971 | |
| 972 | return null; |
| 973 | } |
| 974 | |
| 975 | /** |
| 976 | * Add an item to the database in a specified container. Sets the container, screen, cellX and |
| 977 | * cellY fields of the item. Also assigns an ID to the item. |
| 978 | */ |
| 979 | static void addItemToDatabase(Context context, ItemInfo item, long container, |
| 980 | int screen, int cellX, int cellY, boolean notify) { |
| 981 | item.container = container; |
| 982 | item.screen = screen; |
| 983 | item.cellX = cellX; |
| 984 | item.cellY = cellY; |
| 985 | |
| 986 | final ContentValues values = new ContentValues(); |
| 987 | final ContentResolver cr = context.getContentResolver(); |
| 988 | |
| 989 | item.onAddToDatabase(values); |
| 990 | |
| 991 | Uri result = cr.insert(notify ? LauncherSettings.Favorites.CONTENT_URI : |
| 992 | LauncherSettings.Favorites.CONTENT_URI_NO_NOTIFICATION, values); |
| 993 | |
| 994 | if (result != null) { |
| 995 | item.id = Integer.parseInt(result.getPathSegments().get(1)); |
| 996 | } |
| 997 | } |
| 998 | |
| 999 | /** |
| 1000 | * Update an item to the database in a specified container. |
| 1001 | */ |
| 1002 | static void updateItemInDatabase(Context context, ItemInfo item) { |
| 1003 | final ContentValues values = new ContentValues(); |
| 1004 | final ContentResolver cr = context.getContentResolver(); |
| 1005 | |
| 1006 | item.onAddToDatabase(values); |
| 1007 | |
| 1008 | cr.update(LauncherSettings.Favorites.getContentUri(item.id, false), values, null, null); |
| 1009 | } |
| 1010 | |
| 1011 | /** |
| 1012 | * Removes the specified item from the database |
| 1013 | * @param context |
| 1014 | * @param item |
| 1015 | */ |
| 1016 | static void deleteItemFromDatabase(Context context, ItemInfo item) { |
| 1017 | final ContentResolver cr = context.getContentResolver(); |
| 1018 | |
| 1019 | cr.delete(LauncherSettings.Favorites.getContentUri(item.id, false), null, null); |
| 1020 | } |
| 1021 | |
| 1022 | |
| 1023 | /** |
| 1024 | * Remove the contents of the specified folder from the database |
| 1025 | */ |
| 1026 | static void deleteUserFolderContentsFromDatabase(Context context, UserFolderInfo info) { |
| 1027 | final ContentResolver cr = context.getContentResolver(); |
| 1028 | |
| 1029 | cr.delete(LauncherSettings.Favorites.getContentUri(info.id, false), null, null); |
| 1030 | cr.delete(LauncherSettings.Favorites.CONTENT_URI, |
| 1031 | LauncherSettings.Favorites.CONTAINER + "=" + info.id, null); |
| 1032 | } |
| 1033 | } |