--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/harvester/server/inc/backupsubscriber.h Mon Jan 18 20:34:07 2010 +0200
@@ -0,0 +1,111 @@
+/*
+* Copyright (c) 2008-2009 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: Observes Backup & Restore's state key and status -*
+*/
+
+
+#ifndef CTBACKUPSUBSCRIBER_H
+#define CTBACKUPSUBSCRIBER_H
+
+// SYSTEM INCLUDE
+#include <e32base.h>
+#include <e32cmn.h>
+
+// USER INCLUDE
+#include "mpropertyobserver.h"
+
+// FORWARD CLASS DECLERATION
+class CPropertyWatcher;
+
+/**
+ * Observer interface for Backup & Restore changes.
+ */
+ class MBackupRestoreObserver
+ {
+ public:
+ /**
+ * Called by CBlacklistBackupSubscriberAO when
+ * Backup&Restore is backing up or restoring.
+ */
+ virtual void BackupRestoreStart() = 0;
+
+ /**
+ * Called by CBlacklistBackupSubscriberAO when
+ * Backup&Restore has finished backup or restore.
+ */
+ virtual void BackupRestoreReady() = 0;
+ };
+
+/**
+* This class implements object for watching
+* Backup & Restore is state.
+*/
+ NONSHARABLE_CLASS( CBackupSubscriber ) : public CBase, public MKeyAndStatusObserver
+ {
+public:
+
+ /**
+ * Creates and constructs a new instance of CBackupSubscriber.
+ *
+ * @return A pointer to the new instance.
+ */
+ static CBackupSubscriber* NewL( MBackupRestoreObserver& aObserver );
+
+ /**
+ * Destructor.
+ */
+ virtual ~CBackupSubscriber();
+
+public:
+ /*
+ @function NotifyKeyAndStatusL - get called when propertys value has changed.
+ @param aKeyValue - key's value.
+ @param aStatus - active object status, get from CListener object.
+ @param aPropertyCategory observed key's category.
+ @param aKey observed key.
+ */
+ void CBackupSubscriber::NotifyKeyAndStatusL(
+ const TInt aKeyValue,
+ TRequestStatus& aStatus,
+ const TUid aPropertyCategory,
+ const TUint aKey );
+
+
+private:
+
+ /**
+ * Default constructor, implicitly called by NewL().
+ */
+ CBackupSubscriber( MBackupRestoreObserver& aObserver );
+
+ /**
+ * 2nd phase construction, called by NewL().
+ */
+ void ConstructL();
+
+ /**
+ * Check Backup & Restore's state key status and act accordingly.
+ */
+ void CheckBackupState( const TInt aKeyValue, TRequestStatus& aStatus );
+
+private: // data
+
+ /*iPropertyWatcher - constains observed key's, owned by this class*/
+ CPropertyWatcher* iPropertyWatcher;
+
+ /*iObserver - callback for HarvesterAO to notify when backup/restore starts.*/
+ MBackupRestoreObserver& iObserver;
+ };
+
+#endif // CTBACKUPSUBSCRIBER_H