ncdengine/provider/storage/inc/ncdstoragefiledataitem.h
changeset 4 32704c33136d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ncdengine/provider/storage/inc/ncdstoragefiledataitem.h	Tue Jan 26 12:06:03 2010 +0200
@@ -0,0 +1,96 @@
+/*
+* Copyright (c) 2006 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:  
+*
+*/
+
+
+#ifndef C_NCDSTORAGEFILEDATAITEM_H
+#define C_NCDSTORAGEFILEDATAITEM_H
+
+#include <e32base.h>
+
+#include "ncdstoragedataitem.h"
+
+class RFile;
+class RFs;
+
+/**
+ *  Externalizes the given file to the database storage
+ *  @ Consider adding an observer for errors
+ */
+class CNcdStorageFileDataItem : public CBase, public MNcdStorageDataItem
+    {
+public:
+
+    /**
+     * Creates a new file data item
+     *
+     * @param aFilename Path to the file that is written to the database
+     * during ExternalizeL()
+     * @return A new file data item
+     * @throw KErrArgument If the filename is empty
+     */        
+    static CNcdStorageFileDataItem* NewL( const TDesC& aFilename, RFs& aFs );
+
+
+    /**
+     * Creates a new file data item
+     *
+     * @param aFilename Path to the file that is written to the database
+     * during ExternalizeL()
+     * @return A new file data item
+     * @throw KErrArgument If the filename is empty     
+     */        
+    static CNcdStorageFileDataItem* NewLC( const TDesC& aFilename, RFs& aFs );
+
+
+
+    virtual ~CNcdStorageFileDataItem();
+
+
+public: // from MNcdStorageDataItem
+
+    /**
+     * Externalizes the file to the database
+     *
+     * @param aStream Write stream
+     */
+    void ExternalizeL( RWriteStream& aStream );
+
+
+    /**
+     * Not supported. Use MNcdStorageItem::GetDataL() instead
+     * 
+     * @throw KErrNotSupported
+     */
+    void InternalizeL( RReadStream& aStream );
+
+
+private:
+
+    CNcdStorageFileDataItem( RFs& aFs );
+
+    void ConstructL( const TDesC& aFilename );
+
+
+private: // data
+
+    RFs& iFs;
+    RBuf iFilename;
+
+    };
+
+
+#endif // C_NCDSTORAGEFILEDATAITEM_H