diff -r 2b1b11a301d2 -r 4b195f3bea29 homescreenapp/hsdomainmodel/src/hshostedwidgetfactory.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/homescreenapp/hsdomainmodel/src/hshostedwidgetfactory.cpp	Wed Aug 18 09:40:07 2010 +0300
@@ -0,0 +1,106 @@
+/*
+* 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 <qservicemanager.h>
+#include <qservicefilter.h>
+#include <qserviceinterfacedescriptor.h>
+#include <QGraphicsWidget>
+#include "hshostedwidgetfactory.h"
+
+QTM_USE_NAMESPACE
+
+/*!
+    \class HsWidgetFactory
+    \ingroup group_hsdomainmodel
+    \brief Each widget is controlled by the home screen framework through a widget host.
+*/
+
+
+struct HsHostedWidgetFactoryImpl{
+    QServiceManager mServiceManager;
+    QServiceFilter mFilter;
+};
+
+
+
+HsHostedWidgetFactory *HsHostedWidgetFactory::mInstance = 0;
+
+HsHostedWidgetFactory *HsHostedWidgetFactory::instance()
+{
+    if (!mInstance) {
+        mInstance = new HsHostedWidgetFactory;
+    }
+    return mInstance;
+}
+
+HsHostedWidgetFactory *HsHostedWidgetFactory::takeInstance()
+{
+    HsHostedWidgetFactory *instance = mInstance;
+    mInstance = 0;
+    return instance;
+}
+
+HsHostedWidgetFactory *HsHostedWidgetFactory::setInstance
+                                             (HsHostedWidgetFactory *instance)
+{
+    HsHostedWidgetFactory *old = mInstance;
+    if (mInstance != instance) {
+        mInstance = instance;
+    }
+    return old;
+}
+
+QObject *HsHostedWidgetFactory::createWidget(const QString &uri)
+{
+    mImpl->mFilter.setServiceName(uri);
+    QList<QServiceInterfaceDescriptor> interfaces = 
+        mImpl->mServiceManager.findInterfaces(mImpl->mFilter);
+    
+    if (interfaces.isEmpty()) {
+        return 0;
+    }
+    // In theory we support QGraphicsWidget derived widgets
+    QObject *widgetObject = mImpl->mServiceManager.loadInterface(interfaces.first());
+    
+    if (!qobject_cast<QGraphicsWidget *>(widgetObject)) {
+        delete widgetObject;
+        widgetObject = 0;
+    }
+    return widgetObject;
+}
+
+/*!
+    Constructs a new widget host with given \a databaseId and
+    \a parent item.
+*/
+HsHostedWidgetFactory::HsHostedWidgetFactory(QObject *parent)
+  : QObject(parent),
+    mImpl(new HsHostedWidgetFactoryImpl)
+{
+    mImpl->mFilter.setInterface("com.nokia.symbian.IHomeScreenWidget");
+}
+
+/*!
+    Destructor.
+*/
+HsHostedWidgetFactory::~HsHostedWidgetFactory()
+{
+    delete mImpl;
+}
+