os/security/contentmgmt/referencedrmagent/contentiterator/EmbeddedcontentIteratorBase.h
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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/*
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* Copyright (c) 2004-2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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/**
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 @file
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 @internalComponent
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 @released
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*/
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#ifndef __CAF_EMBEDDEDCONTENTITERATORBASE_H__
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#define __CAF_EMBEDDEDCONTENTITERATORBASE_H__
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#include <e32base.h>
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#include "StreamablePtrArray.h"
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#include <caf/virtualpathptr.h>
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namespace ContentAccess 
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	{
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	class CContent;
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	class CEmbeddedObject;
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	/** Internal class for recursively searching through a particular content file
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	Only ever created by CContentIteratorBase, CEmbeddedContetnIterator or itself
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	@internalComponent
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	@released
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	*/
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	NONSHARABLE_CLASS(CEmbeddedContentIteratorBase) : public CBase
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		{
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	public:
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		virtual ~CEmbeddedContentIteratorBase();
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		CEmbeddedObject& EmbeddedObject();
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		TInt Next();
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	private:
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		// Only ever created by one of these two or itself
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		friend class CEmbeddedContentIterator;
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		friend class CContentIteratorBase;
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		/** Create a content iterator for a particular path in the file system
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		@param aContent Already set up to look at the container we are interested in
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		@param aRecursive Whether to explore sub-containers under the given path
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		@param aMimeType The mime type to search for. Finds content objects of any mime types if this parameter is omitted
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		@leave KErrNotFound If no suitable content objects were found inside the given path
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		*/
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		static CEmbeddedContentIteratorBase* NewL(CContent& aContent, TBool aRecursive, const TDesC8& aMimeType);
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		CEmbeddedContentIteratorBase(CContent& aContent, TBool aRecursive, const TDesC8& aMimeType );
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		void ConstructL();
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		// Construction parameters
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		CContent& iContent;
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		TBool iRecursive;
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		const TDesC8& iMimeType;
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		// Index into the list of embedded content objects
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		TInt iContentIndex;
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		// Index into the list of embedded container objects
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		TInt iContainerIndex;
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		// Objects inside the current container within the specificed file
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		RStreamablePtrArray<CEmbeddedObject> iEmbeddedContentObjects;
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		// Container Objects inside the current container within the specified file
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		RStreamablePtrArray<CEmbeddedObject> iEmbeddedContainerObjects;
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		// Used for looking inside sub-containers
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		CEmbeddedContentIteratorBase* iSubIterator;
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		};
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	}
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#endif