sl@0: // Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #ifndef __LOGSERVBACKUPINTERFACE_H__
sl@0: #define __LOGSERVBACKUPINTERFACE_H__
sl@0: 
sl@0: #include <e32std.h>
sl@0: 
sl@0: // Classes referenced
sl@0: class MLogServBackupObserver;
sl@0: 
sl@0: /**
sl@0: Typedefs
sl@0: @internalComponent
sl@0: */
sl@0: typedef TInt TLogServBackupPriority;
sl@0: 
sl@0: 
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: // -----> MLogServBackupInterface (header)
sl@0: /////////////////////////////////////////////////////////////////////////////////////////
sl@0: /**
sl@0: @internalComponent
sl@0: */
sl@0: class MLogServBackupInterface
sl@0: 	{
sl@0: public:
sl@0: 	enum TLogServBackupState
sl@0: 		{
sl@0: 		ELogServBackupStateIdle = 0,
sl@0: 		ELogServBackupStateBackupInProgress
sl@0: 		};
sl@0: 
sl@0: 	enum TLogBackupStandardNotificationPriorities
sl@0: 		{
sl@0: 		// The first object that will be told a backup is starting (and the last
sl@0: 		// to be told that a backup has ended).
sl@0: 		ELogBackupPriorityFirstToBeNotified = 1000,
sl@0: 
sl@0: 		// The last object to be told that a backup is starting (but the first
sl@0: 		// to be told that it has ended).
sl@0: 		ELogBackupPriorityLastToBeNotified = -1000,
sl@0: 
sl@0: 		// Individual object priorities. Not terribly nice really...
sl@0: 		EObjectDatabaseDriver = ELogBackupPriorityFirstToBeNotified,
sl@0: 		EObjectViewLock = EObjectDatabaseDriver - 1,
sl@0: 		EObjectView = EObjectViewLock - 1,
sl@0: 		EObjectClientChangeNotifications = EObjectView - 1,
sl@0: 		EObjectChangeTracker = EObjectClientChangeNotifications -1,
sl@0: 
sl@0: 		// Must be last, since it must close the database after everything
sl@0: 		// has stopped using it.
sl@0: 		EObjectDatabaseMarshall = ELogBackupPriorityLastToBeNotified,
sl@0: 
sl@0: 		};
sl@0: 
sl@0: public: // Observer interaction
sl@0: 	virtual void BIObserverAddL(MLogServBackupObserver& aObserver, TLogServBackupPriority aPriority) = 0;
sl@0: 	virtual void BIObserverRemove(MLogServBackupObserver& aObserver) = 0;
sl@0: 
sl@0: public: // Enquiry interface
sl@0: 	virtual TLogServBackupState BIState() const = 0;
sl@0: 	virtual TInt BIErrorValueForCurrentState() const = 0;
sl@0: 	void BIValidateStateForDatabaseOperationL();
sl@0: 
sl@0: public: // Misc
sl@0: 	virtual void BISetDatabaseNameL(const TDesC& aDatabaseName) = 0;
sl@0: 	};
sl@0: 
sl@0: 
sl@0: #endif
sl@0: