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
84
85
86
87
|
/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the examples of the Qt Mobility Components.
**
** $QT_BEGIN_LICENSE:BSD$
** 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 "connectivityhelper.h"
#include <QMessageBox>
#include <QWidget>
#include <QTimer>
ConnectivityHelper::ConnectivityHelper(QNetworkSession *session, QWidget *parent) : QObject(parent),
m_session(session)
{
connect(m_session,
SIGNAL(error(QNetworkSession::SessionError)),
this,
SLOT(error(QNetworkSession::SessionError)));
}
void ConnectivityHelper::error(QNetworkSession::SessionError error)
{
if (error == QNetworkSession::UnknownSessionError) {
if (m_session->state() == QNetworkSession::Connecting) {
QMessageBox msgBox(qobject_cast<QWidget *>(parent()));
msgBox.setText("This application requires network access to function.");
msgBox.setInformativeText("Press Cancel to quit the application.");
msgBox.setIcon(QMessageBox::Information);
msgBox.setStandardButtons(QMessageBox::Retry | QMessageBox::Cancel);
msgBox.setDefaultButton(QMessageBox::Retry);
int ret = msgBox.exec();
if (ret == QMessageBox::Retry) {
QTimer::singleShot(0, m_session, SLOT(open()));
} else if (ret == QMessageBox::Cancel) {
emit networkingCancelled();
}
}
} else if (error == QNetworkSession::SessionAbortedError) {
QMessageBox msgBox(qobject_cast<QWidget *>(parent()));
msgBox.setText("Out of range of network.");
msgBox.setInformativeText("Move back into range and press Retry, or press Cancel to quit the application.");
msgBox.setIcon(QMessageBox::Warning);
msgBox.setStandardButtons(QMessageBox::Retry | QMessageBox::Cancel);
msgBox.setDefaultButton(QMessageBox::Retry);
int ret = msgBox.exec();
if (ret == QMessageBox::Retry) {
QTimer::singleShot(0, m_session, SLOT(open()));
} else if (ret == QMessageBox::Cancel) {
emit networkingCancelled();
}
}
}
|
