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2010-05-25T14:21:06Z

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2010-05-25T10:25:12Z

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==QSortFilterProxyModel and QAbstractItemModel==

<source lang="cpp">
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the documentation 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.
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****************************************************************************/
#include <QtGui>
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QObject *parent = &app;
QStringList numbers;
numbers << "One" << "Two" << "Three" << "Four" << "Five";
QAbstractItemModel *stringListModel = new QStringListModel(numbers, parent);

QSortFilterProxyModel *filterModel = new QSortFilterProxyModel(parent);
filterModel->setSourceModel(stringListModel);

QWidget *window = new QWidget;

QListView *filteredView = new QListView;
filteredView->setModel(filterModel);
filteredView->setWindowTitle("Filtered view onto a string list model");
QLineEdit *patternEditor = new QLineEdit;
QObject::
connect(patternEditor, SIGNAL(textChanged(const QString &)),
filterModel, SLOT(setFilterRegExp(const QString &)));
QVBoxLayout *layout = new QVBoxLayout(window);
layout->addWidget(filteredView);
layout->addWidget(patternEditor);
window->show();
return app.exec();
}

</source>

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в 14:21, 25 мая 2010

Admin: 1 версия: Импорт контента...