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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, 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: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights.  These rights are described in the Nokia Qt LGPL
** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#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:
    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