/******************************************************************************** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).** All rights reserved.** Contact: Nokia Corporation (qt-info@nokia.com)**** This file is part of the QtGui module of the Qt Toolkit.**** $QT_BEGIN_LICENSE:LGPL$** No Commercial Usage** This file contains pre-release code and may not be distributed.** You may use this file in accordance with the terms and conditions** contained in the Technology Preview License Agreement accompanying** this package.**** GNU Lesser General Public License Usage** Alternatively, this file may be used under the terms of the GNU Lesser** General Public License version 2.1 as published by the Free Software** Foundation and appearing in the file LICENSE.LGPL included in the** packaging of this file. Please review the following information to** ensure the GNU Lesser General Public License version 2.1 requirements** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.**** In addition, as a special exception, Nokia gives you certain additional** rights. These rights are described in the Nokia Qt LGPL Exception** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.**** If you have questions regarding the use of this file, please contact** Nokia at qt-info@nokia.com.****************** $QT_END_LICENSE$******************************************************************************/#ifndef QWSSIGNALHANDLER_P_H#define QWSSIGNALHANDLER_P_H//// W A R N I N G// -------------//// This file is not part of the Qt API. It exists for the convenience// of the QLibrary class. This header file may change from// version to version without notice, or even be removed.//// We mean it.//#include <QtCore/qglobal.h>#ifndef QT_NO_QWS_SIGNALHANDLER#include <QtCore/qmap.h>#include <QtCore/qvector.h>#include <QtCore/qobjectcleanuphandler.h>QT_BEGIN_NAMESPACEtypedef void (*qt_sighandler_t)(int);class QWSSignalHandlerPrivate;class Q_GUI_EXPORT QWSSignalHandler{public: static QWSSignalHandler* instance(); ~QWSSignalHandler();#ifndef QT_NO_QWS_MULTIPROCESS inline void addSemaphore(int semno) { semaphores.append(semno); } void removeSemaphore(int semno);#endif inline void addObject(QObject *object) { (void)objects.add(object); }private: QWSSignalHandler(); static void handleSignal(int signal); QMap<int, qt_sighandler_t> oldHandlers;#ifndef QT_NO_QWS_MULTIPROCESS QVector<int> semaphores;#endif QObjectCleanupHandler objects; friend class QWSSignalHandlerPrivate;};QT_END_NAMESPACE#endif // QT_NO_QWS_SIGNALHANDLER#endif // QWSSIGNALHANDLER_P_H