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

# mainwindow.cpp Example File
itemviews/simpledommodel/mainwindow.cpp

     /****************************************************************************
     **
     ** Copyright (C) 2005-2008 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 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 <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();
             }
         }
     }