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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 2008-11-27
 * Description : batch tools list assigned to an queued item.
 *
 * SPDX-FileCopyrightText: 2008-2025 by Gilles Caulier <caulier dot gilles at gmail dot com>
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 *
 * ============================================================ */

#pragma once

// Qt includes

#include <QTreeWidget>
#include <QWidget>
#include <QIcon>

// Local includes

#include "batchtool.h"
#include "batchtoolutils.h"

namespace Digikam
{

class QueueSettings;

class AssignedListViewItem : public QTreeWidgetItem
{

public:

    explicit AssignedListViewItem(QTreeWidget* const parent);
    AssignedListViewItem(QTreeWidget* const parent, QTreeWidgetItem* const preceding);
    ~AssignedListViewItem()                                             override = default;

    void setIndex(int index);

    void setToolSet(const BatchToolSet& set);
    BatchToolSet toolSet();<--- Function 'toolSet()' should return member 'm_set' by const reference.

private:

    BatchToolSet m_set;

private:

    Q_DISABLE_COPY(AssignedListViewItem)
};

// -------------------------------------------------------------------------

class AssignedListView : public QTreeWidget
{
    Q_OBJECT

public:

    explicit AssignedListView(QWidget* const parent);
    ~AssignedListView()                                                 override = default;

    int                assignedCount();
    AssignedBatchTools assignedList();

    AssignedListViewItem* insertTool(AssignedListViewItem* const preceding, const BatchToolSet& set);
    AssignedListViewItem* moveTool(AssignedListViewItem* const preceding, const BatchToolSet& set);
    AssignedListViewItem* addTool(const BatchToolSet& set);

    bool removeTool(const BatchToolSet& set);

    void setBusy(bool b);

Q_SIGNALS:

    void signalToolSelected(const BatchToolSet&);
    void signalAssignedToolsChanged(const AssignedBatchTools&);

public Q_SLOTS:

    void slotMoveCurrentToolUp();
    void slotMoveCurrentToolDown();
    void slotRemoveCurrentTool();
    void slotClearToolsList();
    void slotQueueSelected(int, const QueueSettings&, const AssignedBatchTools&);
    void slotSettingsChanged(const BatchToolSet&);
    void slotAssignTools(const QMultiMap<int, QString>&);

protected:

    void keyPressEvent(QKeyEvent*)                                      override;

private Q_SLOTS:

    void slotSelectionChanged();
    void slotContextMenu();

private:

    AssignedListViewItem* findTool(const BatchToolSet& set);
    void assignTools(const QMultiMap<int, QString>& map, AssignedListViewItem* const preceding);
    void refreshIndex();

    Qt::DropActions supportedDropActions()                         const override;
    QStringList     mimeTypes()                                    const override;

#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))

    QMimeData*      mimeData(const QList<QTreeWidgetItem*>& items) const override;

#else

    // cppcheck-suppress passedByValue
    QMimeData*      mimeData(const QList<QTreeWidgetItem*> items)  const override;      // clazy:exclude=function-args-by-ref

#endif

    void dragEnterEvent(QDragEnterEvent*)                                override;
    void dragMoveEvent(QDragMoveEvent*)                                  override;
    void dropEvent(QDropEvent*)                                          override;
};

} // namespace Digikam