/*

 * Copyright (c) 2004-2010 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of the License "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: 

 *

 */

 /**

  @file

  @internalComponent

  @released

 */

 #ifndef __FILECONTENTITERATORBASE_H__

 #define __FILECONTENTITERATORBASE_H__

 #include <e32base.h>

 #include "StreamablePtrArray.h"

 #include "ContentIteratorInterface.h"

 #include <caf/virtualpathptr.h>

 class CDir;

 namespace ContentAccess 

 	{

 	class CContent;

 	class CManager;

 	class CEmbeddedObject;

 	/** Internal class used to recursively iterate over all files in a path and then

 	iterate into all content objects inside each file

 	@internalComponent

 	@released

 	*/

 	NONSHARABLE_CLASS(CFileContentIteratorBase) : public MContentIterator

 		{

 	public:

 		virtual ~CFileContentIteratorBase();

 		// MContentIterator

 		virtual const TDesC& FileName() const;

 		virtual const TDesC& UniqueId() const;

 		virtual const TDesC& Name() const;

 		virtual const TDesC8& MimeType() const;

 		virtual TInt Next();

 	private:

 		// Only ever created by CFileContentIterator

 		friend class CFileContentIterator;

 		/** Create a content iterator for a particular path in the file system

 		@param aPath The path to search under

 		@param aRecursive Whether to explore sub-directories under the given path

 		@param aMimeType The mime type to search for. Finds content objects of any mime types if this parameter is omitted

 		@leave KErrNotFound If no suitable content objects were found inside the given path

 		*/

 		static CFileContentIteratorBase* NewL(CManager &aManager, const TDesC& aPath, TBool aRecursive, const TDesC8& aMimeType = KNullDesC8);

 		CFileContentIteratorBase(CManager& aManager, const TDesC& aPath, TBool aRecursive, const TDesC8& aMimeType);

 		void ConstructL();

 		// Construction parameters

 		CManager& iManager;

 		const TDesC& iPath;

 		TBool iRecursive;

 		const TDesC8& iMimeType;

 		MContentIterator* iSubIterator;

 		// Index into the directory list

 		TInt iDirIndex;

 		TInt iFileIndex;

 		// List of files and directories inside (iPath)

 		CDir* iCurrentDirectoryList;

 		CDir* iCurrentFileList;

 		// Used to store the path of the subdirectory we are exploring

 		HBufC* iNewPath;

 		};

 	}

 #endif