diff -r e4f038c420f7 -r 3ac3aaebaee5 homescreenapp/hsapplication/tsrc/t_hsapplication/t_hsapplicationexe/src/hsscene_mock.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/homescreenapp/hsapplication/tsrc/t_hsapplication/t_hsapplicationexe/src/hsscene_mock.cpp	Mon Sep 20 10:19:07 2010 +0300
@@ -0,0 +1,183 @@
+/*
+* 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 <HbInstance>
+#include "hsdomainmodeldatastructures.h"
+#include "hsscene.h"
+#include "hspage.h"
+#include "hswidgethost.h"
+#include "hswallpaper.h"
+#include "hsconfiguration.h"
+
+HsScene::~HsScene()
+{
+    delete mWallpaper;
+    qDeleteAll(mPages);
+}
+
+int HsScene::databaseId() const
+{
+    return mDatabaseId;
+}
+
+bool HsScene::load()
+{
+    return true;
+}
+
+HsWallpaper *HsScene::wallpaper() const
+{
+    return mWallpaper;
+}
+
+QList<HsPage *> HsScene::pages() const
+{
+    return mPages;
+}
+
+bool HsScene::addPage(HsPage *page)
+{
+    if (!page) {
+        return false;
+    }
+
+    if (mPages.contains(page)) {
+        return true;
+    }
+
+    mPages << page;
+    return true;
+}
+
+bool HsScene::removePage(HsPage *page)
+{
+    if (!page) {
+        return false;
+    }
+    return mPages.removeOne(page);
+}
+
+bool HsScene::setActivePage(HsPage *page)
+{
+    if (!page) {
+        return false;
+    }
+
+    if (!mPages.contains(page)) {
+        return false;
+    }
+
+    mActivePage = page;
+    return true;
+}
+
+bool HsScene::setActivePageIndex(int index)
+{
+    if (index < 0 || mPages.count() <= index) {
+        return false;
+    }
+    return setActivePage(mPages[index]);
+}
+
+HsPage *HsScene::activePage() const
+{
+    return mActivePage;
+}
+
+int HsScene::activePageIndex() const
+{
+    return mPages.indexOf(mActivePage);
+}
+
+void HsScene::setActiveWidget(HsWidgetHost *widget)
+{
+    mActiveWidget = widget;
+}
+
+HsWidgetHost *HsScene::activeWidget() const
+{
+    return mActiveWidget;
+}
+
+void HsScene::setOnline(bool online)
+{
+    mIsOnline = online;
+    foreach (HsPage *page, mPages) {
+        page->setOnline(online);
+    }
+}
+
+bool HsScene::isOnline()const
+{
+    return mIsOnline;
+}
+
+/*!
+    Singleton.
+*/
+HsScene *HsScene::instance()
+{
+    return mInstance;
+}
+
+HsScene *HsScene::takeInstance()
+{
+    HsScene *instance = mInstance;
+    mInstance = 0;
+    return instance;
+}
+ 
+void HsScene::setInstance(HsScene *instance)
+{
+    if (mInstance != instance) {
+        delete mInstance;
+        mInstance = instance; 
+    }    
+}
+
+/*!
+    Listens for application background/foreground changes.
+*/
+bool HsScene::eventFilter(QObject *watched, QEvent *event)
+{
+    switch (event->type()) {
+        case QEvent::ApplicationActivate:
+            mActivePage->showWidgets();
+            break;
+		case QEvent::ApplicationDeactivate:
+            mActivePage->hideWidgets();
+            break;
+        default:
+            break;
+	}
+    return QObject::eventFilter(watched, event);
+}
+
+HsScene::HsScene(QObject *parent)
+  : QObject(parent),
+    mDatabaseId(-1),
+    mWallpaper(0),
+    mActivePage(0),
+    mActiveWidget(0),
+    mIsOnline(true)
+{
+}
+
+/*!
+    Points to the scene instance.
+*/
+HsScene *HsScene::mInstance = 0;