Qt:Документация 4.3.2/sql-querymodel-customsqlmodel-cpp
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[править] customsqlmodel.cpp Example File
sql/querymodel/customsqlmodel.cpp
/**************************************************************************** ** ** Copyright (C) 2004-2007 Trolltech ASA. All rights reserved. ** ** This file is part of the example classes of the Qt Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License version 2.0 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 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 gives you certain ** additional rights. These rights are described in the Trolltech GPL ** Exception version 1.0, which can be found at ** http://www.trolltech.com/products/qt/gplexception/ and in the file ** GPL_EXCEPTION.txt in this package. ** ** 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. ** ** Trolltech reserves all rights not expressly granted herein. ** ** Trolltech ASA (c) 2007 ** ** 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 "customsqlmodel.h" CustomSqlModel::CustomSqlModel(QObject *parent) : QSqlQueryModel(parent) { } QVariant CustomSqlModel::data(const QModelIndex &index, int role) const { QVariant value = QSqlQueryModel::data(index, role); if (value.isValid() && role == Qt::DisplayRole) { if (index.column() == 0) return value.toString().prepend("#"); else if (index.column() == 2) return value.toString().toUpper(); } if (role == Qt::TextColorRole && index.column() == 1) return qVariantFromValue(QColor(Qt::blue)); return value; }
Copyright © 2007 Trolltech | Trademarks | Qt 4.3.2
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