Examples with Favorite com.android.launcher3.backup.BackupProtos.Favorite used on opensource projects

Example 1 with Favorite

use of com.android.launcher3.backup.BackupProtos.Favorite in project Launcher3 by chislon.

the class LauncherBackupHelper method backupIcons.

/**
 * Write all the static icon 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 backupIcons(Journal in, BackupDataOutput data, Journal out, ArrayList<Key> keys) throws IOException {
    // persist icons that haven'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 icon backup");
        return;
    }
    final ContentResolver cr = mContext.getContentResolver();
    final IconCache iconCache = appState.getIconCache();
    final int dpi = mContext.getResources().getDisplayMetrics().densityDpi;
    // read the old ID set
    Set<String> savedIds = getSavedIdsByType(Key.ICON, in);
    if (DEBUG)
        Log.d(TAG, "icon savedIds.size()=" + savedIds.size());
    int startRows = out.rows;
    if (DEBUG)
        Log.d(TAG, "starting here: " + startRows);
    String where = Favorites.ITEM_TYPE + "=" + Favorites.ITEM_TYPE_APPLICATION;
    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 intentDescription = cursor.getString(INTENT_INDEX);
            try {
                Intent intent = Intent.parseUri(intentDescription, 0);
                ComponentName cn = intent.getComponent();
                Key key = null;
                String backupKey = null;
                if (cn != null) {
                    key = getKey(Key.ICON, cn.flattenToShortString());
                    backupKey = keyToBackupKey(key);
                    currentIds.add(backupKey);
                } else {
                    Log.w(TAG, "empty intent on application favorite: " + id);
                }
                if (savedIds.contains(backupKey)) {
                    if (DEBUG)
                        Log.d(TAG, "already saved icon " + 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_ICONS_PER_PASS) {
                        if (DEBUG)
                            Log.d(TAG, "saving icon " + backupKey);
                        Bitmap icon = iconCache.getIcon(intent);
                        keys.add(key);
                        if (icon != null && !iconCache.isDefaultIcon(icon)) {
                            byte[] blob = packIcon(dpi, icon);
                            writeRowToBackup(key, blob, out, data);
                        }
                    } else {
                        if (DEBUG)
                            Log.d(TAG, "scheduling another run for icon " + backupKey);
                        // too many icons for this pass, request another.
                        dataChanged();
                    }
                }
            } catch (URISyntaxException e) {
                Log.w(TAG, "invalid URI on application favorite: " + id);
            } catch (IOException e) {
                Log.w(TAG, "unable to save application icon for favorite: " + id);
            }
        }
    } finally {
        cursor.close();
    }
    if (DEBUG)
        Log.d(TAG, "icon currentIds.size()=" + currentIds.size());
    // these IDs must have been deleted
    savedIds.removeAll(currentIds);
    out.rows += removeDeletedKeysFromBackup(savedIds, data);
}

Example 2 with Favorite

use of com.android.launcher3.backup.BackupProtos.Favorite in project Launcher3 by chislon.

the class LauncherBackupHelper method packFavorite.

/**
 * Serialize a Favorite for persistence, including a checksum wrapper.
 */
private byte[] packFavorite(Cursor c) {
    Favorite favorite = new Favorite();
    favorite.id = c.getLong(ID_INDEX);
    favorite.screen = c.getInt(SCREEN_INDEX);
    favorite.container = c.getInt(CONTAINER_INDEX);
    favorite.cellX = c.getInt(CELLX_INDEX);
    favorite.cellY = c.getInt(CELLY_INDEX);
    favorite.spanX = c.getInt(SPANX_INDEX);
    favorite.spanY = c.getInt(SPANY_INDEX);
    favorite.iconType = c.getInt(ICON_TYPE_INDEX);
    if (favorite.iconType == Favorites.ICON_TYPE_RESOURCE) {
        String iconPackage = c.getString(ICON_PACKAGE_INDEX);
        if (!TextUtils.isEmpty(iconPackage)) {
            favorite.iconPackage = iconPackage;
        }
        String iconResource = c.getString(ICON_RESOURCE_INDEX);
        if (!TextUtils.isEmpty(iconResource)) {
            favorite.iconResource = iconResource;
        }
    }
    if (favorite.iconType == Favorites.ICON_TYPE_BITMAP) {
        byte[] blob = c.getBlob(ICON_INDEX);
        if (blob != null && blob.length > 0) {
            favorite.icon = blob;
        }
    }
    String title = c.getString(TITLE_INDEX);
    if (!TextUtils.isEmpty(title)) {
        favorite.title = title;
    }
    String intent = c.getString(INTENT_INDEX);
    if (!TextUtils.isEmpty(intent)) {
        favorite.intent = intent;
    }
    favorite.itemType = c.getInt(ITEM_TYPE_INDEX);
    if (favorite.itemType == Favorites.ITEM_TYPE_APPWIDGET) {
        favorite.appWidgetId = c.getInt(APPWIDGET_ID_INDEX);
        String appWidgetProvider = c.getString(APPWIDGET_PROVIDER_INDEX);
        if (!TextUtils.isEmpty(appWidgetProvider)) {
            favorite.appWidgetProvider = appWidgetProvider;
        }
    }
    return writeCheckedBytes(favorite);
}

Example 3 with Favorite

use of com.android.launcher3.backup.BackupProtos.Favorite in project Launcher3 by chislon.

the class LauncherBackupHelper method backupFavorites.

/**
 * Write all modified favorites to the data stream.
 *
 * @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 backupFavorites(Journal in, BackupDataOutput data, Journal out, ArrayList<Key> keys) throws IOException {
    // read the old ID set
    Set<String> savedIds = getSavedIdsByType(Key.FAVORITE, in);
    if (DEBUG)
        Log.d(TAG, "favorite savedIds.size()=" + savedIds.size());
    // persist things that have changed since the last backup
    ContentResolver cr = mContext.getContentResolver();
    Cursor cursor = cr.query(Favorites.CONTENT_URI, FAVORITE_PROJECTION, null, 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 long updateTime = cursor.getLong(ID_MODIFIED);
            Key key = getKey(Key.FAVORITE, id);
            keys.add(key);
            currentIds.add(keyToBackupKey(key));
            if (updateTime > in.t) {
                byte[] blob = packFavorite(cursor);
                writeRowToBackup(key, blob, out, data);
            }
        }
    } finally {
        cursor.close();
    }
    if (DEBUG)
        Log.d(TAG, "favorite currentIds.size()=" + currentIds.size());
    // these IDs must have been deleted
    savedIds.removeAll(currentIds);
    out.rows += removeDeletedKeysFromBackup(savedIds, data);
}

Example 4 with Favorite

use of com.android.launcher3.backup.BackupProtos.Favorite in project Launcher3 by chislon.

the class LauncherBackupHelper method unpackFavorite.

/**
 * Deserialize a Favorite from persistence, after verifying checksum wrapper.
 */
private Favorite unpackFavorite(byte[] buffer, int offset, int dataSize) throws InvalidProtocolBufferNanoException {
    Favorite favorite = new Favorite();
    MessageNano.mergeFrom(favorite, readCheckedBytes(buffer, offset, dataSize));
    return favorite;
}