1 // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #if !defined (__APMFNDR_H__)

    17 #define __APMFNDR_H__

    18 

    19 #if !defined(__E32BASE_H__)

    20 #include <e32base.h>

    21 #endif

    22 #if !defined(__F32FILE_H__)

    23 #include <f32file.h>

    24 #endif

    25 #if !defined(__APMREC_H__)

    26 #include <apmrec.h>

    27 #endif

    28 

    29 #include <babackup.h>

    30 

    31 /**

    32 @internalComponent

    33 */

    34 

    35 // classes defined

    36 class CApaRecognizerDll;

    37 

    38 

    39 class CApaScanningDataRecognizer : public CApaDataRecognizer

    40 /**

    41 @publishedPartner 

    42 @released 

    43 */

    44 	{

    45 public:

    46 	class TRecognizer

    47 		{

    48 	friend class CApaRecognizerDll;

    49 	friend class CT_MimeStep;

    50 	public:

    51 		TRecognizer(HBufC* aName);

    52 		inline const TDesC& Name() const;

    53 	public:

    54 		TUid iUid;

    55 		TInt iDrive;

    56 		TTime iModified;

    57 	private:

    58 		inline TRecognizer();

    59 		TRecognizer(const TRecognizer&);

    60 		TRecognizer operator=(const TRecognizer&);

    61 	private:

    62 		HBufC* iName;

    63 		};

    64 	typedef CArrayFixFlat<TRecognizer> CRecognizerArray;

    65 

    66 private:

    67 	class CApaBackupOperationObserver : public CBase, public MBackupOperationObserver

    68 		{

    69 	public:

    70 		CApaBackupOperationObserver(CApaScanningDataRecognizer& aRecognizer);

    71 		~CApaBackupOperationObserver();

    72 		void RegisterObserverL();

    73 

    74 		virtual void HandleBackupOperationEventL(const TBackupOperationAttributes& aBackupOperationAttributes);

    75 		TInt UpdateCounter() const;

    76 		void SetUpdateCounter( TInt aValue );

    77 	private:

    78 		CBaBackupSessionWrapper* iSession;

    79 		CApaScanningDataRecognizer& iRecognizer;

    80 		TInt iUpdateCounter;

    81 		};

    82 	friend class CApaScanningDataRecognizer::CApaBackupOperationObserver;

    83 

    84 	class CApaScanningDataRecognizerExtra : public CBase

    85 		{

    86 	private:

    87 		CApaBackupOperationObserver* iObserver;

    88 		TBool iRecognizersLoaded;

    89 		friend class CApaScanningDataRecognizer;

    90 		friend class CApaBackupOperationObserver;

    91 		};

    92 

    93 	//

    94 public:

    95 	IMPORT_C static CApaScanningDataRecognizer* NewL(RFs& aFs);

    96 	IMPORT_C static CApaScanningDataRecognizer* NewL(RFs& aFs, TBool aLoadDataRecognizers);

    97 	IMPORT_C ~CApaScanningDataRecognizer();

    98 	IMPORT_C void ScanForRecognizersL();

    99 	IMPORT_C TInt RecognizerCount();

   100 	IMPORT_C CRecognizerArray* RecognizerListLC()const;

   101 	IMPORT_C const TRecognizer& operator[](TInt aIndex)const;

   102 	IMPORT_C TInt UpdateCounter()const;

   103 	IMPORT_C void LoadRecognizersL();

   104 	IMPORT_C void UnloadRecognizers();

   105 

   106 protected:

   107 	IMPORT_C CApaScanningDataRecognizer(RFs& aFs);

   108 	IMPORT_C void ConstructL();

   109 private:

   110 	void ConstructL(TBool aLoadDataRecognizers);

   111 	void ScanDriveL(TInt aDriveNum);

   112 	void LoadRecognizerL(const TDesC& aFullName,TUid aUid, const TTime& aTime);

   113 	TInt RemoveRecognizer(CApaRecognizerDll* aDll);

   114 	void LoadEcomRecognizerL(TDriveUnit& aDrive,TUid aUid);

   115 	void ScanForEcomRecognizersL();

   116 public:

   117 	IMPORT_C void SetEcomRecognizersFromListL(const CRecognizerArray& aList);

   118 	IMPORT_C void SetEcomRecognizerL(const TRecognizer& aRecognizer); 

   119 private:

   120 	friend class CApaBackupObserver;

   121 	RPointerArray<CApaRecognizerDll> iRecognizerLib;

   122 	CApaScanningDataRecognizerExtra* iExtra;

   123 	};

   124 

   125 

   126 class CApaRecognizerDll : public CBase

   127 /**

   128 @internalTechnology

   129 */

   130 	{

   131 public:

   132 	CApaRecognizerDll(HBufC* aName);

   133 	~CApaRecognizerDll(); // closes lib and deletes next

   134 public:

   135 	enum TPresence { ENotPresent, EIsPresent, ESuperseded };

   136 public:

   137 	RLibrary iLibrary;

   138 	CApaRecognizerDll* iNext;

   139 	CApaScanningDataRecognizer::TRecognizer iId; // cached so that this data can be accessed from other threads (RLibrary cant be used in this case)

   140 	CApaDataRecognizerType* iRec; // not ownership

   141 	TPresence iPresent;

   142 	};

   143 

   144 //

   145 // inlines

   146 //

   147 

   148 inline const TDesC& CApaScanningDataRecognizer::TRecognizer::Name() const

   149 	{

   150 	return *iName;

   151 	}

   152 

   153 inline CApaScanningDataRecognizer::TRecognizer::TRecognizer()

   154 	{

   155 	}

   156 

   157 #endif