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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Assistant of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
****************************************************************************/
#ifndef BOOKMARKMODEL_H
#define BOOKMARKMODEL_H
#include <QtCore/QAbstractItemModel>
#include <QtGui/QIcon>
QT_BEGIN_NAMESPACE
class BookmarkItem;
class QMimeData;
class QTreeView;
typedef QMap<BookmarkItem*, QPersistentModelIndex> ItemModelIndexCache;
class BookmarkModel : public QAbstractItemModel
{
Q_OBJECT
public:
BookmarkModel();
~BookmarkModel() override;
QByteArray bookmarks() const;
void setBookmarks(const QByteArray &bookmarks);
void setItemsEditable(bool editable);
void expandFoldersIfNeeeded(QTreeView *treeView);
QModelIndex addItem(const QModelIndex &parent, bool isFolder = false);
bool removeItem(const QModelIndex &index);
int rowCount(const QModelIndex &index = QModelIndex()) const override;
int columnCount(const QModelIndex &index = QModelIndex()) const override;
QModelIndex parent(const QModelIndex &index) const override;
QModelIndex index(int row, int column, const QModelIndex &index) const override;
Qt::DropActions supportedDropActions () const override;
Qt::ItemFlags flags(const QModelIndex &index) const override;
QVariant data(const QModelIndex &index, int role) const override;
void setData(const QModelIndex &index, const QVector<QVariant> &data);
bool setData(const QModelIndex &index, const QVariant &value, int role) override;
QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
QModelIndex indexFromItem(BookmarkItem *item) const;
BookmarkItem *itemFromIndex(const QModelIndex &index) const;
QList<QPersistentModelIndex> indexListFor(const QString &label) const;
bool insertRows(int position, int rows, const QModelIndex &parent) override;
bool removeRows(int position, int rows, const QModelIndex &parent) override;
QStringList mimeTypes() const override;
QMimeData* mimeData(const QModelIndexList &indexes) const override;
bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row,
int column, const QModelIndex &parent) override;
private:
void setupCache(const QModelIndex &parent);
QModelIndexList collectItems(const QModelIndex &parent) const;
void collectItems(const QModelIndex &parent, qint32 depth,
QDataStream *stream) const;
private:
int columns;
bool m_folder;
bool m_editable;
QIcon folderIcon;
QIcon bookmarkIcon;
QTreeView *treeView;
BookmarkItem *rootItem;
ItemModelIndexCache cache;
};
QT_END_NAMESPACE
#endif // BOOKMARKMODEL_H
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