Examples with IconCache com.android.launcher3.icons.IconCache used on opensource projects

Example 1 with IconCache

use of com.android.launcher3.icons.IconCache in project Launcher3 by chislon.

the class LauncherBackupHelper method backupWidgets.

/**
 * Write all the static widget resources we need to render placeholders
 * for a package that is not installed.
 *
 * @param in notes from last backup
 * @param data output stream for key/value pairs
 * @param out notes about this backup
 * @param keys keys to mark as clean in the notes for next backup
 * @throws IOException
 */
private void backupWidgets(Journal in, BackupDataOutput data, Journal out, ArrayList<Key> keys) throws IOException {
    // persist static widget info that hasn't been persisted yet
    final LauncherAppState appState = LauncherAppState.getInstanceNoCreate();
    if (appState == null) {
        // try again later
        dataChanged();
        if (DEBUG)
            Log.d(TAG, "Launcher is not initialized, delaying widget backup");
        return;
    }
    final ContentResolver cr = mContext.getContentResolver();
    final WidgetPreviewLoader previewLoader = new WidgetPreviewLoader(mContext);
    final PagedViewCellLayout widgetSpacingLayout = new PagedViewCellLayout(mContext);
    final IconCache iconCache = appState.getIconCache();
    final int dpi = mContext.getResources().getDisplayMetrics().densityDpi;
    final DeviceProfile profile = appState.getDynamicGrid().getDeviceProfile();
    if (DEBUG)
        Log.d(TAG, "cellWidthPx: " + profile.cellWidthPx);
    // read the old ID set
    Set<String> savedIds = getSavedIdsByType(Key.WIDGET, in);
    if (DEBUG)
        Log.d(TAG, "widgets savedIds.size()=" + savedIds.size());
    int startRows = out.rows;
    if (DEBUG)
        Log.d(TAG, "starting here: " + startRows);
    String where = Favorites.ITEM_TYPE + "=" + Favorites.ITEM_TYPE_APPWIDGET;
    Cursor cursor = cr.query(Favorites.CONTENT_URI, FAVORITE_PROJECTION, where, null, null);
    Set<String> currentIds = new HashSet<String>(cursor.getCount());
    try {
        cursor.moveToPosition(-1);
        while (cursor.moveToNext()) {
            final long id = cursor.getLong(ID_INDEX);
            final String providerName = cursor.getString(APPWIDGET_PROVIDER_INDEX);
            final int spanX = cursor.getInt(SPANX_INDEX);
            final int spanY = cursor.getInt(SPANY_INDEX);
            final ComponentName provider = ComponentName.unflattenFromString(providerName);
            Key key = null;
            String backupKey = null;
            if (provider != null) {
                key = getKey(Key.WIDGET, providerName);
                backupKey = keyToBackupKey(key);
                currentIds.add(backupKey);
            } else {
                Log.w(TAG, "empty intent on appwidget: " + id);
            }
            if (savedIds.contains(backupKey)) {
                if (DEBUG)
                    Log.d(TAG, "already saved widget " + backupKey);
                // remember that we already backed this up previously
                keys.add(key);
            } else if (backupKey != null) {
                if (DEBUG)
                    Log.d(TAG, "I can count this high: " + out.rows);
                if ((out.rows - startRows) < MAX_WIDGETS_PER_PASS) {
                    if (DEBUG)
                        Log.d(TAG, "saving widget " + backupKey);
                    previewLoader.setPreviewSize(spanX * profile.cellWidthPx, spanY * profile.cellHeightPx, widgetSpacingLayout);
                    byte[] blob = packWidget(dpi, previewLoader, iconCache, provider);
                    keys.add(key);
                    writeRowToBackup(key, blob, out, data);
                } else {
                    if (DEBUG)
                        Log.d(TAG, "scheduling another run for widget " + backupKey);
                    // too many widgets for this pass, request another.
                    dataChanged();
                }
            }
        }
    } finally {
        cursor.close();
    }
    if (DEBUG)
        Log.d(TAG, "widget currentIds.size()=" + currentIds.size());
    // these IDs must have been deleted
    savedIds.removeAll(currentIds);
    out.rows += removeDeletedKeysFromBackup(savedIds, data);
}

Example 2 with IconCache

use of com.android.launcher3.icons.IconCache in project android_packages_apps_Launcher3 by crdroidandroid.

the class WidgetsModel method setWidgetsAndShortcuts.

private synchronized void setWidgetsAndShortcuts(ArrayList<WidgetItem> rawWidgetsShortcuts, LauncherAppState app, @Nullable PackageUserKey packageUser) {
    if (DEBUG) {
        Log.d(TAG, "addWidgetsAndShortcuts, widgetsShortcuts#=" + rawWidgetsShortcuts.size());
    }
    // Temporary cache for {@link PackageItemInfos} to avoid having to go through
    // {@link mPackageItemInfos} to locate the key to be used for {@link #mWidgetsList}
    PackageItemInfoCache packageItemInfoCache = new PackageItemInfoCache();
    if (packageUser == null) {
        // Clear the list if this is an update on all widgets and shortcuts.
        mWidgetsList.clear();
    } else {
        // Otherwise, only clear the widgets and shortcuts for the changed package.
        mWidgetsList.remove(packageItemInfoCache.getOrCreate(new WidgetPackageOrCategoryKey(packageUser)));
    }
    // add and update.
    mWidgetsList.putAll(rawWidgetsShortcuts.stream().filter(new WidgetValidityCheck(app)).collect(Collectors.groupingBy(item -> packageItemInfoCache.getOrCreate(getWidgetPackageOrCategoryKey(item)))));
    // Update each package entry
    IconCache iconCache = app.getIconCache();
    for (PackageItemInfo p : packageItemInfoCache.values()) {
        iconCache.getTitleAndIconForApp(p, true);
    }
}

Example 3 with IconCache

use of com.android.launcher3.icons.IconCache in project android_packages_apps_Launcher3 by crdroidandroid.

the class TaskUtils method getTitle.

/**
 * TODO: remove this once we switch to getting the icon and label from IconCache.
 */
public static CharSequence getTitle(Context context, Task task) {
    UserHandle user = UserHandle.of(task.key.userId);
    ApplicationInfo applicationInfo = new PackageManagerHelper(context).getApplicationInfo(task.getTopComponent().getPackageName(), user, 0);
    if (applicationInfo == null) {
        Log.e(TAG, "Failed to get title for task " + task);
        return "";
    }
    PackageManager packageManager = context.getPackageManager();
    return packageManager.getUserBadgedLabel(applicationInfo.loadLabel(packageManager), user);
}

Example 4 with IconCache

use of com.android.launcher3.icons.IconCache in project android_packages_apps_Launcher3 by crdroidandroid.

the class PopupPopulator method createUpdateRunnable.

/**
 * Returns a runnable to update the provided shortcuts and notifications
 */
public static Runnable createUpdateRunnable(final BaseDraggingActivity launcher, final ItemInfo originalInfo, final Handler uiHandler, final PopupContainerWithArrow container, final List<DeepShortcutView> shortcutViews, final List<NotificationKeyData> notificationKeys) {
    final ComponentName activity = originalInfo.getTargetComponent();
    final UserHandle user = originalInfo.user;
    return () -> {
        if (!notificationKeys.isEmpty()) {
            NotificationListener notificationListener = NotificationListener.getInstanceIfConnected();
            final List<NotificationInfo> infos;
            if (notificationListener == null) {
                infos = Collections.emptyList();
            } else {
                infos = notificationListener.getNotificationsForKeys(notificationKeys).stream().map(sbn -> new NotificationInfo(launcher, sbn, originalInfo)).collect(Collectors.toList());
            }
            uiHandler.post(() -> container.applyNotificationInfos(infos));
        }
        List<ShortcutInfo> shortcuts = new ShortcutRequest(launcher, user).withContainer(activity).query(ShortcutRequest.PUBLISHED);
        String shortcutIdToDeDupe = notificationKeys.isEmpty() ? null : notificationKeys.get(0).shortcutId;
        shortcuts = PopupPopulator.sortAndFilterShortcuts(shortcuts, shortcutIdToDeDupe);
        IconCache cache = LauncherAppState.getInstance(launcher).getIconCache();
        for (int i = 0; i < shortcuts.size() && i < shortcutViews.size(); i++) {
            final ShortcutInfo shortcut = shortcuts.get(i);
            final WorkspaceItemInfo si = new WorkspaceItemInfo(shortcut, launcher);
            cache.getUnbadgedShortcutIcon(si, shortcut);
            si.rank = i;
            si.container = CONTAINER_SHORTCUTS;
            final DeepShortcutView view = shortcutViews.get(i);
            uiHandler.post(() -> view.applyShortcutInfo(si, shortcut, container));
        }
    };
}

Example 5 with IconCache

use of com.android.launcher3.icons.IconCache in project android_packages_apps_Launcher3 by crdroidandroid.

the class CacheDataUpdatedTaskTest method setup.

@Before
public void setup() throws Exception {
    mModelHelper = new LauncherModelHelper();
    mModelHelper.initializeData("/cache_data_updated_task_data.txt");
    // Add placeholder entries in the cache to simulate update
    Context context = RuntimeEnvironment.application;
    IconCache iconCache = LauncherAppState.getInstance(context).getIconCache();
    CachingLogic<ItemInfo> placeholderLogic = new CachingLogic<ItemInfo>() {

        @Override
        public ComponentName getComponent(ItemInfo info) {
            return info.getTargetComponent();
        }

        @Override
        public UserHandle getUser(ItemInfo info) {
            return info.user;
        }

        @Override
        public CharSequence getLabel(ItemInfo info) {
            return NEW_LABEL_PREFIX + info.id;
        }

        @NonNull
        @Override
        public BitmapInfo loadIcon(Context context, ItemInfo info) {
            return BitmapInfo.of(Bitmap.createBitmap(1, 1, Config.ARGB_8888), Color.RED);
        }
    };
    UserManager um = context.getSystemService(UserManager.class);
    for (ItemInfo info : mModelHelper.getBgDataModel().itemsIdMap) {
        iconCache.addIconToDBAndMemCache(info, placeholderLogic, new PackageInfo(), um.getSerialNumberForUser(info.user), true);
    }
}