diff -r 000000000000 -r db1bf15cefff calendarwidgetplugin/inc/datetimeobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/calendarwidgetplugin/inc/datetimeobserver.h	Tue Jul 06 11:55:49 2010 +0300
@@ -0,0 +1,73 @@
+/*
+* Copyright (c) 2010 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: Calendar widget datetime observer
+*
+*/
+
+#ifndef DATETIMEOBSERVER_H
+#define DATETIMEOBSERVER_H
+
+#include <QObject>
+
+/*!
+  \class DateTimeObserver
+  \brief Gets notifications about date changes from the Symbian fw and 
+  forwards those to the widget.
+*/
+
+class DateTimeObserverPrivate;
+
+class DateTimeObserver : public QObject
+{
+    Q_OBJECT
+
+public:
+    /*! 
+        \fn DateTimeObserver::DateTimeObserver(QObject *parent = 0)
+        
+        Constructor of the DateTimeObserver class.
+        @param parent is the parent class.
+     */
+    explicit DateTimeObserver(QObject *parent = 0);
+    /*! 
+        \fn DateTimeObserver::~DateTimeObserver()
+        
+        Destructor of the DateTimeObserver class.
+     */
+    virtual ~DateTimeObserver();
+
+signals:
+     /*! 
+        \fn void DateTimeObserver::completed()
+        
+        emitted when a new notification is received from the private part.
+     */
+    void completed();
+
+protected:
+    /*! 
+        \fn void DateTimeObserver::handleCompletion()
+        
+        called by the private part of DateTimeObserver when the date has changed.
+     */
+    void handleCompletion();
+
+private:
+    Q_DISABLE_COPY(DateTimeObserver)
+    friend class DateTimeObserverPrivate;
+
+    DateTimeObserverPrivate *d_ptr;
+};
+
+#endif // DATETIMEOBSERVER_H