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0001 /* ============================================================
0002  *
0003  * This file is a part of digiKam project
0004  * https://www.digikam.org
0005  *
0006  * Date        : 2009-09-27
0007  * Description : Database engine gui error handler
0008  *
0009  * SPDX-FileCopyrightText: 2009-2010 by Holger Foerster <Hamsi2k at freenet 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_DB_ENGINE_GUI_ERROR_HANDLER_H
0017 #define DIGIKAM_DB_ENGINE_GUI_ERROR_HANDLER_H
0018 
0019 // Qt includes
0020 
0021 #include <QThread>
0022 
0023 // Local includes
0024 
0025 #include "dbenginebackend.h"
0026 #include "dbengineerrorhandler.h"
0027 #include "digikam_export.h"
0028 
0029 namespace Digikam
0030 {
0031 
0032 class DIGIKAM_EXPORT DbEngineConnectionChecker : public QThread
0033 {
0034     Q_OBJECT
0035 
0036 public:
0037 
0038     explicit DbEngineConnectionChecker(const DbEngineParameters& parameters);
0039     ~DbEngineConnectionChecker() override;
0040 
0041     bool checkSuccessful() const;
0042 
0043 public Q_SLOTS:
0044 
0045     void stopChecking();
0046 
0047 protected:
0048 
0049     void run() override;
0050 
0051 Q_SIGNALS:
0052 
0053     void failedAttempt();
0054     void done();
0055 
0056 private:
0057 
0058     // Disable
0059     DbEngineConnectionChecker(QObject*) = delete;
0060 
0061     class Private;
0062     Private* const d;
0063 };
0064 
0065 // --------------------------------------------------------------
0066 
0067 class DIGIKAM_EXPORT DbEngineGuiErrorHandler : public DbEngineErrorHandler
0068 {
0069     Q_OBJECT
0070 
0071 public:
0072 
0073     explicit DbEngineGuiErrorHandler(const DbEngineParameters& parameters);
0074     ~DbEngineGuiErrorHandler() override;
0075 
0076     bool checkDatabaseConnection();
0077 
0078 public Q_SLOTS:
0079 
0080     void connectionError(DbEngineErrorAnswer* answer, const QSqlError& error, const QString& query) override;
0081     void consultUserForError(DbEngineErrorAnswer* answer, const QSqlError& error, const QString& query) override;
0082 
0083 private Q_SLOTS:
0084 
0085     void showProgressDialog();
0086 
0087 private:
0088 
0089     // Disabled
0090     DbEngineGuiErrorHandler(QObject*) = delete;
0091 
0092     class Private;
0093     Private* const d;
0094 };
0095 
0096 } // namespace Digikam
0097 
0098 #endif // DIGIKAM_DB_ENGINE_GUI_ERROR_HANDLER_H