58b37f5908
No need to capture anything by reference, it's a leftover from when the MainWindow was changed from inside the lambda. And no need to wrap the argument to QLatin1String.arg() with QStringView explicitly. This change is made just for brevity and consistency. Change-Id: Ib8c163bcf5932d35a9d43dd8ce124588c539d5a4 Reviewed-by: Edward Welbourne <edward.welbourne@qt.io> Reviewed-by: Marc Mutz <marc.mutz@qt.io>
102 lines
3.0 KiB
C++
102 lines
3.0 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2021 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef MAINWINDOW_H
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#define MAINWINDOW_H
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#include <QtWidgets/qmainwindow.h>
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#include <QtWidgets/qlabel.h>
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#include <QtCore/qmetaobject.h>
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#include <QtNetwork/qnetworkinformation.h>
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template<typename QEnum>
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QString enumToString(const QEnum value)
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{
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return QString::fromUtf8(QMetaEnum::fromType<QEnum>().valueToKey(int(value)));
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}
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class MainWindow : public QMainWindow
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{
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Q_OBJECT
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using Reachability = QNetworkInformation::Reachability;
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using TransportMedium = QNetworkInformation::TransportMedium;
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public:
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MainWindow() : QMainWindow(nullptr)
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{
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label->setText("hello");
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setCentralWidget(label);
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}
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public slots:
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void updateReachability(Reachability newValue)
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{
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reachability = newValue;
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updateText();
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}
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void updateCaptiveState(bool newValue)
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{
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captive = newValue;
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updateText();
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}
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void updateTransportMedium(TransportMedium newValue)
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{
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transportMedium = newValue;
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updateText();
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}
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void updateMetered(bool newValue)
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{
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metered = newValue;
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updateText();
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}
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private:
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void updateText()
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{
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QString str =
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QLatin1String("Reachability: %1\nBehind captive portal: %2\nTransport medium: %3"
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"\nMetered: %4")
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.arg(enumToString(reachability), captive ? u"true" : u"false",
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enumToString(transportMedium), metered ? u"true" : u"false");
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label->setText(str);
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}
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QLabel *const label = new QLabel(this);
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Reachability reachability = Reachability::Unknown;
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TransportMedium transportMedium = TransportMedium::Unknown;
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bool captive = false;
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bool metered = false;
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};
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#endif
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