Home · All Classes · Main Classes · Grouped Classes · Modules · Functions

imagedelegate.cpp Example File
widgets/icons/imagedelegate.cpp

 /****************************************************************************
 **
 ** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved.
 **
 ** This file is part of the documentation of the Qt Toolkit.
 **
 ** This file may be used under the terms of the GNU General Public
** License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file.  Alternatively you may (at
** your option) use any later version of the GNU General Public
** License if such license has been publicly approved by Trolltech ASA
** (or its successors, if any) and the KDE Free Qt Foundation. In
** addition, as a special exception, Trolltech gives you certain
** additional rights. These rights are described in the Trolltech GPL
** Exception version 1.2, which can be found at
** http://www.trolltech.com/products/qt/gplexception/ and in the file
** GPL_EXCEPTION.txt in this package.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/. If
** you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** In addition, as a special exception, Trolltech, as the sole
** copyright holder for Qt Designer, grants users of the Qt/Eclipse
** Integration plug-in the right for the Qt/Eclipse Integration to
** link to functionality provided by Qt Designer and its related
** libraries.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly
** granted herein.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ****************************************************************************/

 #include <QtGui>

 #include "imagedelegate.h"

 ImageDelegate::ImageDelegate(QObject *parent)
     : QItemDelegate(parent)
 {
 }

 QWidget *ImageDelegate::createEditor(QWidget *parent,
                                      const QStyleOptionViewItem & /* option */,
                                      const QModelIndex &index) const
 {
     QComboBox *comboBox = new QComboBox(parent);
     if (index.column() == 1) {
         comboBox->addItem(tr("Normal"));
         comboBox->addItem(tr("Active"));
         comboBox->addItem(tr("Disabled"));
         comboBox->addItem(tr("Selected"));
     } else if (index.column() == 2) {
         comboBox->addItem(tr("Off"));
         comboBox->addItem(tr("On"));
     }

     connect(comboBox, SIGNAL(activated(int)), this, SLOT(emitCommitData()));

     return comboBox;
 }

 void ImageDelegate::setEditorData(QWidget *editor,
                                   const QModelIndex &index) const
 {
     QComboBox *comboBox = qobject_cast<QComboBox *>(editor);
     if (!comboBox)
         return;

     int pos = comboBox->findText(index.model()->data(index).toString(),
                                  Qt::MatchExactly);
     comboBox->setCurrentIndex(pos);
 }

 void ImageDelegate::setModelData(QWidget *editor, QAbstractItemModel *model,
                                  const QModelIndex &index) const
 {
     QComboBox *comboBox = qobject_cast<QComboBox *>(editor);
     if (!comboBox)
         return;

     model->setData(index, comboBox->currentText());
 }

 void ImageDelegate::emitCommitData()
 {
     emit commitData(qobject_cast<QWidget *>(sender()));
 }


Copyright © 2008 Trolltech Trademarks
Qt 4.3.5