openpageswidget.h

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
 
#ifndef OPENPAGESWIDGET_H
#define OPENPAGESWIDGET_H
 
#include <QtWidgets/QStyledItemDelegate>
#include <QtWidgets/QTreeView>
 
QT_BEGIN_NAMESPACE
 
class OpenPagesModel;
 
class OpenPagesDelegate : public QStyledItemDelegate
{
    Q_OBJECT
public:
    explicit OpenPagesDelegate(QObject *parent = nullptr);
    void paint(QPainter *painter, const QStyleOptionViewItem &option,
        const QModelIndex &index) const override;
 
    mutable QModelIndex pressedIndex;
};
 
class OpenPagesWidget : public QTreeView
{
    Q_OBJECT
public:
    OpenPagesWidget(OpenPagesModel *model);
    ~OpenPagesWidget() override;
 
    void selectCurrentPage();
    void allowContextMenu(bool ok);
 
signals:
    void setCurrentPage(const QModelIndex &index);
    void closePage(const QModelIndex &index);
    void closePagesExcept(const QModelIndex &index);
 
private slots:
    void contextMenuRequested(QPoint pos);
    void handlePressed(const QModelIndex &index);
    void handleClicked(const QModelIndex &index);
 
private:
    bool eventFilter(QObject *obj, QEvent *event) override;
 
    bool m_allowContextMenu;
    OpenPagesDelegate *m_delegate;
};
 
QT_END_NAMESPACE
 
#endif // OPENPAGESWIDGET_H