diff -r cfcbf08528c4 -r 2b40d63a9c3d qtmobility/src/serviceframework/qserviceplugininterface.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtmobility/src/serviceframework/qserviceplugininterface.cpp	Fri Apr 16 15:51:22 2010 +0300
@@ -0,0 +1,109 @@
+/****************************************************************************
+**
+** 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 Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qserviceplugininterface.h"
+
+QTM_BEGIN_NAMESPACE
+/*!
+    \class QServicePluginInterface
+    \ingroup servicefw
+    \brief The QServicePluginInterface class defines the interface
+    that every plug-in based service must implement.
+*/
+
+/*!
+    \internal
+*/
+QServicePluginInterface::QServicePluginInterface() 
+{
+}
+
+/*!
+    \internal
+*/
+QServicePluginInterface::~QServicePluginInterface() 
+{
+}
+    
+/*!
+    \fn QObject* QServicePluginInterface::createInstance(const QServiceInterfaceDescriptor& descriptor, QServiceContext* context,
+                                    QAbstractSecuritySession* securitySession)
+
+    Creates a new instance of the service specified by \a descriptor. The service
+    may use the given \a context and \a securitySession. \a context and \a securitySession object are owned 
+    by the client of the service.
+
+    This function returns a null pointer if the plug-in doesn't
+    support the given \a descriptor.
+*/
+
+/*!
+    \fn bool QServicePluginInterface::installService()
+
+    This function is called by QServiceManager as part of the service registration process. It can be
+    used to initialize the environment or the creation of external settings files which may be required
+    during the execution of the service.
+    
+    The default implementation for this function does nothing.
+
+    \sa QServiceManager::addService()
+*/
+void QServicePluginInterface::installService() 
+{
+}
+
+/*!
+    \fn bool QServicePluginInterface::uninstallService() 
+
+    This function is called bu QServiceManager as part of the deregistration process for services. This
+    gives the service the possibility to perform cleanup operations such as the removal of setting files
+    on the hard drive.
+
+    The default implementation for this function does nothing.
+
+    \sa QServiceManager::removeService()
+*/
+
+void QServicePluginInterface::uninstallService() 
+{
+}
+
+QTM_END_NAMESPACE