File indexing completed on 2025-01-19 03:53:46
0001 /* ============================================================ 0002 * 0003 * This file is a part of digiKam project 0004 * https://www.digikam.org 0005 * 0006 * Date : 2007-04-15 0007 * Description : Thumbnails database backend 0008 * 0009 * SPDX-FileCopyrightText: 2007-2009 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de> 0010 * SPDX-FileCopyrightText: 2010-2024 by Gilles Caulier <caulier dot gilles at gmail dot com> 0011 * 0012 * SPDX-License-Identifier: GPL-2.0-or-later 0013 * 0014 * ============================================================ */ 0015 0016 #ifndef DIGIKAM_THUMBS_DB_BACKEND_H 0017 #define DIGIKAM_THUMBS_DB_BACKEND_H 0018 0019 // Local includes 0020 0021 #include "digikam_export.h" 0022 #include "dbenginebackend.h" 0023 0024 namespace Digikam 0025 { 0026 0027 class ThumbsDbSchemaUpdater; 0028 0029 class DIGIKAM_EXPORT ThumbsDbBackend : public BdEngineBackend 0030 { 0031 Q_OBJECT 0032 0033 public: 0034 0035 explicit ThumbsDbBackend(DbEngineLocking* const locking, 0036 const QString& backendName = QLatin1String("thumbnailDatabase-")); 0037 ~ThumbsDbBackend() override; 0038 0039 /** 0040 * Initialize the database schema to the current version, 0041 * carry out upgrades if necessary. 0042 * Shall only be called from the thread that called open(). 0043 */ 0044 bool initSchema(ThumbsDbSchemaUpdater* const updater); 0045 0046 private: 0047 0048 // Disabled 0049 explicit ThumbsDbBackend(QObject*) = delete; 0050 0051 Q_DECLARE_PRIVATE(BdEngineBackend) 0052 }; 0053 0054 } // namespace Digikam 0055 0056 #endif // DIGIKAM_THUMBS_DB_BACKEND_H