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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QHELPCONTENTWIDGET_H
#define QHELPCONTENTWIDGET_H
#include <QtHelp/qhelp_global.h>
#include <QtCore/QQueue>
#include <QtCore/QString>
#include <QtWidgets/QTreeView>
QT_BEGIN_NAMESPACE
class QHelpEnginePrivate;
class QHelpContentItemPrivate;
class QHelpContentModelPrivate;
class QHelpEngine;
class QHelpContentProvider;
class QHELP_EXPORT QHelpContentItem
{
public:
~QHelpContentItem();
QHelpContentItem *child(int row) const;
int childCount() const;
QString title() const;
QUrl url() const;
int row() const;
QHelpContentItem *parent() const;
int childPosition(QHelpContentItem *child) const;
private:
QHelpContentItem(const QString &name, const QUrl &link,
QHelpContentItem *parent = nullptr);
QHelpContentItemPrivate *d;
friend class QHelpContentProvider;
};
class QHELP_EXPORT QHelpContentModel : public QAbstractItemModel
{
Q_OBJECT
public:
~QHelpContentModel() override;
void createContents(const QString &customFilterName);
QHelpContentItem *contentItemAt(const QModelIndex &index) const;
QVariant data(const QModelIndex &index, int role) const override;
QModelIndex index(int row, int column,
const QModelIndex &parent = QModelIndex()) const override;
QModelIndex parent(const QModelIndex &index) const override;
int rowCount(const QModelIndex &parent = QModelIndex()) const override;
int columnCount(const QModelIndex &parent = QModelIndex()) const override;
bool isCreatingContents() const;
Q_SIGNALS:
void contentsCreationStarted();
void contentsCreated();
private Q_SLOTS:
void insertContents();
private:
QHelpContentModel(QHelpEnginePrivate *helpEngine);
QHelpContentModelPrivate *d;
friend class QHelpEnginePrivate;
};
class QHELP_EXPORT QHelpContentWidget : public QTreeView
{
Q_OBJECT
public:
QModelIndex indexOf(const QUrl &link);
Q_SIGNALS:
void linkActivated(const QUrl &link);
private Q_SLOTS:
void showLink(const QModelIndex &index);
private:
bool searchContentItem(QHelpContentModel *model,
const QModelIndex &parent, const QString &path);
QModelIndex m_syncIndex;
private:
QHelpContentWidget();
friend class QHelpEngine;
};
QT_END_NAMESPACE
#endif
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