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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Debug Bridge.
**
** $QT_BEGIN_LICENSE:GPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "interruptsignalhandler.h"
#include <windows.h>
class InterruptSignalHandlerPrivate
{
public:
static BOOL WINAPI consoleHandler(DWORD signal);
static InterruptSignalHandler* s_handler;
};
InterruptSignalHandler* InterruptSignalHandlerPrivate::s_handler = nullptr;
InterruptSignalHandler::InterruptSignalHandler(QObject *parent)
: QObject(parent)
{
if (!installSignalHandler())
qFatal("Could not install signal handler in InterruptSignalHandler");
}
InterruptSignalHandler::~InterruptSignalHandler()
{
SetConsoleCtrlHandler(&InterruptSignalHandlerPrivate::consoleHandler, FALSE);
}
bool InterruptSignalHandler::installSignalHandler()
{
d->s_handler = this;
return SetConsoleCtrlHandler(&InterruptSignalHandlerPrivate::consoleHandler, TRUE);
}
BOOL WINAPI InterruptSignalHandlerPrivate::consoleHandler(DWORD signal)
{
if (signal == CTRL_C_EVENT || signal == CTRL_CLOSE_EVENT) {
emit s_handler->interrupted();
return true;
}
return false;
}
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