qt-creator/src/plugins/help/openpageswidget.h

/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
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** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** Other Usage
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#ifndef OPENPAGESWIDGET_H
#define OPENPAGESWIDGET_H

#include <QtGui/QStyledItemDelegate>
#include <QtGui/QTreeView>

namespace Help {
    namespace Internal {

class OpenPagesModel;

class OpenPagesDelegate : public QStyledItemDelegate
{
    Q_OBJECT

public:
    explicit OpenPagesDelegate(QObject *parent = 0);

    void paint(QPainter *painter, const QStyleOptionViewItem &option,
        const QModelIndex &index) const;

    mutable QModelIndex pressedIndex;
};

class OpenPagesWidget : public QTreeView
{
    Q_OBJECT

public:
    explicit OpenPagesWidget(OpenPagesModel *model, QWidget *parent = 0);
    ~OpenPagesWidget();

    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);

private:
    bool m_allowContextMenu;
    OpenPagesDelegate *m_delegate;
};

    } // namespace Internal
} // namespace Help

#endif // OPENPAGESWIDGET_H