Home · All Classes · All Functions · Overviews

pixeldelegate.h Example File
itemviews/pixelator/pixeldelegate.h

 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation ([email protected])
 **
 ** This file is part of the examples of the Qt Toolkit.
 **
 ** $QT_BEGIN_LICENSE:LGPL$
 ** Commercial Usage
 ** Licensees holding valid Qt Commercial licenses may use this file in
 ** accordance with the Qt Commercial License Agreement provided with the
 ** Software or, alternatively, in accordance with the terms contained in
 ** a written agreement between you and Nokia.
 **
 ** 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.
 **
 ** GNU General Public License Usage
 ** Alternatively, this file may be used under the terms of the GNU
 ** General Public License version 3.0 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.  Please review the following information to
 ** ensure the GNU General Public License version 3.0 requirements will be
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you have questions regarding the use of this file, please contact
 ** Nokia at [email protected].
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 #ifndef PIXELDELEGATE_H
 #define PIXELDELEGATE_H

 #include <QAbstractItemDelegate>
 #include <QFontMetrics>
 #include <QModelIndex>
 #include <QSize>

 class QAbstractItemModel;
 class QObject;
 class QPainter;

 static const int ItemSize = 256;

 class PixelDelegate : public QAbstractItemDelegate
 {
     Q_OBJECT

 public:
     PixelDelegate(QObject *parent = 0);

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

     QSize sizeHint(const QStyleOptionViewItem &option,
                    const QModelIndex &index ) const;

 public slots:
     void setPixelSize(int size);

 private:
     int pixelSize;
 };

 #endif