src/gui/embedded/qwssignalhandler_p.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gui/embedded/qwssignalhandler_p.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,99 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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_NAMESPACE
+
+typedef 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