--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/screensavermodel/inc/screensaver.h	Fri Mar 19 09:35:23 2010 +0200
@@ -0,0 +1,83 @@
+/*
+* 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:  Base class for all screensavers.
+*
+*/
+
+#ifndef SCREENSAVER_H
+#define SCREENSAVER_H
+
+#include <QGraphicsWidget>
+
+#include "screensavermodel_global.h"
+
+class ScreensaverPrivate;
+
+enum ScreensaverState
+{
+    ScreensaverStateConstructed = 0,
+    ScreensaverStateInitialized,
+    ScreensaverStateBackground,
+    ScreensaverStateForeground,
+    ScreensaverStatePartialForeground,
+    ScreensaverStatePowerSave,
+    ScreensaverStateClosed
+};
+
+class SREENSAVERMODEL_EXPORT Screensaver : public QObject
+{
+    Q_OBJECT
+
+public:
+
+    Screensaver(QObject *parent = 0);
+    virtual ~Screensaver();
+
+    ScreensaverState currentState();
+
+public slots:
+
+    void initialize();
+    void foreground();
+    void partialForeground();
+    void background();
+    void powerSave();
+    void close();
+
+protected:
+
+    virtual bool onInitialize();
+    virtual bool onForeground() = 0;
+    virtual bool onPartialForeground() = 0;
+    virtual bool onBackground() = 0;
+    virtual bool onPowerSave() = 0;
+    virtual bool onClose();
+
+signals:
+
+    void faulted();
+    void viewChanged(QGraphicsWidget *widget);
+
+private:
+
+    Q_DISABLE_COPY(Screensaver)
+
+private:
+
+    ScreensaverPrivate * const m_d;
+    friend class ScreensaverPrivate;
+
+};
+
+#endif // SCREENSAVER_H