mainwindow.cpp Example File
itemviews/simpledommodel/mainwindow.cpp
/****************************************************************************
**
** Copyright (C) 2005-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the example classes of the Qt Toolkit.
**
** Licensees holding valid Qt Preview licenses may use this file in
** accordance with the Qt Preview License Agreement provided with the
** Software.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
** information about Qt Commercial License Agreements.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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****************************************************************************/
#include <QDomDocument>
#include <QFile>
#include <QtGui>
#include "dommodel.h"
#include "mainwindow.h"
MainWindow::MainWindow() : QMainWindow(), model(0)
{
fileMenu = menuBar()->addMenu(tr("&File"));
fileMenu->addAction(tr("&Open..."), this, SLOT(openFile()),
QKeySequence(tr("Ctrl+O")));
fileMenu->addAction(tr("E&xit"), this, SLOT(close()),
QKeySequence(tr("Ctrl+Q")));
model = new DomModel(QDomDocument(), this);
view = new QTreeView(this);
view->setModel(model);
setCentralWidget(view);
setWindowTitle(tr("Simple DOM Model"));
}
void MainWindow::openFile()
{
QString filePath = QFileDialog::getOpenFileName(this, tr("Open File"),
xmlPath, tr("XML files (*.xml);;HTML files (*.html);;"
"SVG files (*.svg);;User Interface files (*.ui)"));
if (!filePath.isEmpty()) {
QFile file(filePath);
if (file.open(QIODevice::ReadOnly)) {
QDomDocument document;
if (document.setContent(&file)) {
DomModel *newModel = new DomModel(document, this);
view->setModel(newModel);
delete model;
model = newModel;
xmlPath = filePath;
}
file.close();
}
}
}