--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/satengine/SatServer/Engine/inc/TSatEventsObserver.h Tue Feb 02 01:11:09 2010 +0200
@@ -0,0 +1,125 @@
+/*
+* Copyright (c) 2002-2005 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: Capsulates observer and its events
+*
+*/
+
+
+
+#ifndef TSATEVENTSOBSERVER_H
+#define TSATEVENTSOBSERVER_H
+
+// INCLUDES
+#include <e32std.h>
+
+// FORWARD DECLARATIONS
+class MSatEventObserver;
+
+// CLASS DECLARATION
+
+/**
+* Capsulates observer and its events.
+*
+* @lib SatEngine.dll
+* @since Series 60 3.0
+*/
+class TSatEventsObserver
+ {
+ public: // Constructors and destructor
+
+ /**
+ * C++ default constructor.
+ * @param aObserver Observer of events. Panic will occur if aObserver is
+ * NULL.
+ */
+ TSatEventsObserver( MSatEventObserver* aObserver );
+
+ /**
+ * Destructor.
+ */
+ virtual ~TSatEventsObserver();
+
+ public: // New functions
+
+ /**
+ * Adds event to be notified for the iObserver. Same event will
+ * added more than once.
+ * @param aEvent Source of notification for observer.
+ */
+ void AddEventL( TInt aEvent );
+
+ /**
+ * Removes the event from the observable events. If aEvent is not
+ * observable event, nothing is done.
+ * @param aEvent Source of notification for observer.
+ */
+ void RemoveEvent( TInt aEvent );
+
+ /**
+ * Checks if aEvent is already in the list of events.
+ * @param aEvent Event to be checked.
+ * @return ETrue if aEvent is in the list. Othervise EFalse.
+ */
+ TBool ObservingEvent( TInt aEvent ) const;
+
+ /**
+ * Gives the observer of the iEvents.
+ * @return Observer of the iEvents
+ */
+ MSatEventObserver* Observer();
+
+ /**
+ * Gives the number of events that has been added.
+ * @return Number of events.
+ */
+ TInt EventCount() const;
+
+ /**
+ * Marks this observer for delete
+ */
+ void MarkForDelete();
+
+ /**
+ * Indicates is this observer marked for delete
+ * @return True if marked for delete.
+ */
+ TBool IsMarkedForDelete() const;
+
+ private:
+
+ // Prohibit copy constructor if not deriving from CBase.
+ TSatEventsObserver( const TSatEventsObserver& );
+
+ // Prohibit assigment operator if not deriving from CBase.
+ TSatEventsObserver& operator=( const TSatEventsObserver& );
+
+ private: // Data
+
+ // Events that iObserver is observing.
+ RArray<TInt> iEvents;
+
+ // Observer of events.
+ MSatEventObserver* iObserver;
+
+ // Indicates is this observer marked to be deleted.
+ // If observer is requested to delete while looping
+ // in Notify events, observer cannot be deleted, but when Notify
+ // loop is over, all observers marked as delete are deleted
+ TBool iMarkedForDelete;
+
+ };
+
+#endif // TSATEVENTSOBSERVER_H
+
+// End of File