diff -r c743ef5928ba -r f9ce957a272c taskswitcherapp/tsapplication/src/tstaskswitcher.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/taskswitcherapp/tsapplication/src/tstaskswitcher.cpp	Fri Mar 19 09:27:44 2010 +0200
@@ -0,0 +1,88 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+#include "tstaskswitcher.h"
+
+#include <QStateMachine>
+#include <QEventLoop>
+
+#include <qservicemanager.h>
+
+QTM_USE_NAMESPACE
+
+TsTaskSwitcher::TsTaskSwitcher(QObject* aParent) : QObject(aParent)
+{
+    // FIXME: we're leaking service manager to prevent crash caused by QServiceManager deletion
+    QServiceManager *serviceManager = new QServiceManager;
+            
+    // FIXME: temporary workaround for bug in QtSF database - this process have to add services
+    QList<QServiceInterfaceDescriptor> tsServiceInterfaces = serviceManager->findInterfaces("TaskSwitcher");
+    QStringList requiredInterfaces;
+    requiredInterfaces << "com.nokia.taskswitcher.itemprovider";
+    requiredInterfaces << "com.nokia.taskswitcher.activation";
+    requiredInterfaces << "com.nokia.taskswitcher.deactivation";
+    requiredInterfaces << "com.nokia.taskswitcher.presentation";
+    requiredInterfaces << "com.nokia.taskswitcher.runtime.defaultruntime";
+
+    foreach (const QServiceInterfaceDescriptor &interface, tsServiceInterfaces) {
+        QString interfaceName = interface.interfaceName();
+        if (requiredInterfaces.contains(interfaceName)) {
+            requiredInterfaces.removeAll(interfaceName);
+        }
+    }
+    
+    if (!requiredInterfaces.isEmpty()) {
+        // clean old entries
+        serviceManager->removeService("TaskSwitcher");
+        
+        bool servicesAdded = serviceManager->addService(":/tsserviceplugin.xml");
+        Q_ASSERT_X(servicesAdded, "Adding Ts Services", qPrintable(QString("addService returned false, error %1").arg(serviceManager->error())));
+
+        bool runtimeAdded = serviceManager->addService(":/tsdefaultruntimeplugin.xml");
+        Q_ASSERT_X(runtimeAdded, "Adding Ts Runtime", qPrintable(QString("addService returned false, error %1").arg(serviceManager->error())));
+    }
+    // FIXME
+    
+    mRuntime = serviceManager->loadLocalTypedInterface<QStateMachine>("com.nokia.taskswitcher.runtime.defaultruntime");
+    if (mRuntime) {
+        mRuntime->setParent(this);
+        connect(mRuntime, SIGNAL(stopped()), this, SIGNAL(exit()));
+    } else {
+        qCritical("Failed to create runtime");
+    }
+}
+
+void TsTaskSwitcher::start()
+{
+    if (mRuntime) {
+        mRuntime->start();
+    } else {
+        emit exit();
+    }
+}
+
+void TsTaskSwitcher::stop()
+{
+    if (mRuntime) {
+        if (mRuntime->isRunning()) {
+            QEventLoop eventLoop;
+            connect(mRuntime, SIGNAL(finished()), &eventLoop, SLOT(quit()));
+            QMetaObject::invokeMethod(mRuntime, "event_exit", Qt::QueuedConnection);
+            eventLoop.exec(); 
+        }        
+    }
+}