contentmgmt/referencedrmagent/contentiterator/FileContentIteratorBase.h
changeset 15 da2ae96f639b
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10:afc583cfa176 15:da2ae96f639b
       
     1 /*
       
     2 * Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of the License "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description: 
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 /**
       
    20  @file
       
    21  @internalComponent
       
    22  @released
       
    23 */
       
    24 
       
    25 
       
    26 #ifndef __FILECONTENTITERATORBASE_H__
       
    27 #define __FILECONTENTITERATORBASE_H__
       
    28 
       
    29 #include <e32base.h>
       
    30 
       
    31 #include "streamableptrarray.h"
       
    32 #include "ContentIteratorInterface.h"
       
    33 #include <caf/virtualpathptr.h>
       
    34 
       
    35 class CDir;
       
    36 
       
    37 namespace ContentAccess 
       
    38 	{
       
    39 	class CContent;
       
    40 	class CManager;
       
    41 	class CEmbeddedObject;
       
    42 
       
    43 	/** Internal class used to recursively iterate over all files in a path and then
       
    44 	iterate into all content objects inside each file
       
    45 
       
    46 	@internalComponent
       
    47 	@released
       
    48 	*/
       
    49 	NONSHARABLE_CLASS(CFileContentIteratorBase) : public MContentIterator
       
    50 		{
       
    51 	public:
       
    52 		virtual ~CFileContentIteratorBase();
       
    53 		
       
    54 		// MContentIterator
       
    55 		virtual const TDesC& FileName() const;
       
    56 		virtual const TDesC& UniqueId() const;
       
    57 		virtual const TDesC& Name() const;
       
    58 		virtual const TDesC8& MimeType() const;
       
    59 		virtual TInt Next();
       
    60 		
       
    61 	private:
       
    62 		// Only ever created by CFileContentIterator
       
    63 		friend class CFileContentIterator;
       
    64 
       
    65 		/** Create a content iterator for a particular path in the file system
       
    66 		@param aPath The path to search under
       
    67 		@param aRecursive Whether to explore sub-directories under the given path
       
    68 		@param aMimeType The mime type to search for. Finds content objects of any mime types if this parameter is omitted
       
    69 		@leave KErrNotFound If no suitable content objects were found inside the given path
       
    70 		*/
       
    71 		static CFileContentIteratorBase* NewL(CManager &aManager, const TDesC& aPath, TBool aRecursive, const TDesC8& aMimeType = KNullDesC8);
       
    72 
       
    73 		CFileContentIteratorBase(CManager& aManager, const TDesC& aPath, TBool aRecursive, const TDesC8& aMimeType);
       
    74 		void ConstructL();
       
    75 
       
    76 		// Construction parameters
       
    77 		CManager& iManager;
       
    78 		const TDesC& iPath;
       
    79 		TBool iRecursive;
       
    80 		const TDesC8& iMimeType;
       
    81 
       
    82 		MContentIterator* iSubIterator;
       
    83 		
       
    84 		// Index into the directory list
       
    85 		TInt iDirIndex;
       
    86 		TInt iFileIndex;
       
    87 
       
    88 		// List of files and directories inside (iPath)
       
    89 		CDir* iCurrentDirectoryList;
       
    90 		CDir* iCurrentFileList;
       
    91 		
       
    92 		// Used to store the path of the subdirectory we are exploring
       
    93 		HBufC* iNewPath;
       
    94 		};
       
    95 	}
       
    96 
       
    97 #endif