[Résolu] Crée un nouveau curseur et ajoute une ligne

@Override
public Cursor queryRoots(String[] projection) throws FileNotFoundException {



    final MatrixCursor result =
            new MatrixCursor(resolveRootProjection(projection));

This removes our
    // provider from the list entirely.
    if (!isUserLoggedIn()) {
        return result;
    }


    final MatrixCursor.RowBuilder row = result.newRow();
    row.add(Root.COLUMN_ROOT_ID, ROOT);
    row.add(Root.COLUMN_SUMMARY, getContext().getString(R.string.root_summary));

    // shares.
    row.add(Root.COLUMN_FLAGS, Root.FLAG_SUPPORTS_CREATE |
            Root.FLAG_SUPPORTS_RECENTS |
            Root.FLAG_SUPPORTS_SEARCH);

    row.add(Root.COLUMN_TITLE, getContext().getString(R.string.title));

    
    row.add(Root.COLUMN_DOCUMENT_ID, getDocIdForFile(mBaseDir));

   
    row.add(Root.COLUMN_MIME_TYPES, getChildMimeTypes(mBaseDir));
    row.add(Root.COLUMN_AVAILABLE_BYTES, mBaseDir.getFreeSpace());
    row.add(Root.COLUMN_ICON, R.drawable.ic_launcher);

    return result;
}