summaryrefslogtreecommitdiffstats
path: root/examples/widgets/itemviews/simpledommodel/mainwindow.cpp
blob: 9fc8808bc699c0d1a002776a75a911d47b2cd75f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
**     of its contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "dommodel.h"
#include "mainwindow.h"

#include <QDomDocument>
#include <QTreeView>
#include <QMenuBar>
#include <QFileDialog>

MainWindow::MainWindow() : QMainWindow(), model(0)
{
    fileMenu = menuBar()->addMenu(tr("&File"));
    fileMenu->addAction(tr("&Open..."), this, SLOT(openFile()), QKeySequence::Open);
    fileMenu->addAction(tr("E&xit"), this, SLOT(close()), QKeySequence::Quit);

    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();
        }
    }
}