/****************************************************************************
**
** Copyright (C) 2005-2005 Trolltech AS. All rights reserved.
**
** This file is part of the example classes of the Qt Toolkit.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
** information about Qt Commercial License Agreements.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#ifndef VARIANTDELEGATE_H
#define VARIANTDELEGATE_H

#include <QItemDelegate>
#include <QRegExp>

class VariantDelegate : public QItemDelegate
{
    Q_OBJECT

public:
    VariantDelegate(QObject *parent = 0);

    void paint(QPainter *painter, const QStyleOptionViewItem &option,
               const QModelIndex &index) const;
    QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option,
                          const QModelIndex &index) const;
    void setEditorData(QWidget *editor, const QModelIndex &index) const;
    void setModelData(QWidget *editor, QAbstractItemModel *model,
                      const QModelIndex &index) const;

    static bool isSupportedType(QVariant::Type type);
    static QString displayText(const QVariant &value);

private slots:
    void commitAndCloseEditor();

private:
    mutable QRegExp boolExp;
    mutable QRegExp byteArrayExp;
    mutable QRegExp charExp;
    mutable QRegExp colorExp;
    mutable QRegExp dateExp;
    mutable QRegExp dateTimeExp;
    mutable QRegExp doubleExp;
    mutable QRegExp pointExp;
    mutable QRegExp rectExp;
    mutable QRegExp signedIntegerExp;
    mutable QRegExp sizeExp;
    mutable QRegExp timeExp;
    mutable QRegExp unsignedIntegerExp;
};

#endif
