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33 lines
934 B
C++
33 lines
934 B
C++
// Copyright (C) 2016 Alex Trotsenko <alex1973tr@gmail.com>
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include "timeprovider.h"
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#include <QDataStream>
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#include <QTime>
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#include <QByteArray>
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TimeProvider::TimeProvider(QObject *parent)
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: Provider(parent)
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{
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}
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void TimeProvider::readDatagram(QSctpSocket &from, const QByteArray &ba)
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{
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QDataStream in_ds(ba);
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QTime curTime = QTime::currentTime();
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QTime clientTime;
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in_ds >> clientTime;
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// Send response only if a displayed part of the time is changed.
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// So, sub-second differences are ignored.
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if (!clientTime.isValid() || curTime.second() != clientTime.second()
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|| curTime.minute() != clientTime.minute()
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|| curTime.hour() != clientTime.hour()) {
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QByteArray buf;
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QDataStream out_ds(&buf, QIODeviceBase::WriteOnly);
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out_ds << curTime;
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emit writeDatagram(&from, buf);
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}
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}
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