Symaptic: os/persistentdata/loggingservices/eventlogger/Shared/LogChangeDefinition.h@260cb5ec6c19

     1 // Copyright (c) 2002-2009 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 "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    16 #ifndef __LOGCHANGEDEFINITION_H__

    17 #define __LOGCHANGEDEFINITION_H__

    19 // System includes

    20 #include <e32base.h>

    21 #include <s32strm.h>

    22 #include <logwrap.h>

    23 #include <logwraplimits.h>

    25 /**

    26 Constants

    27 @internalComponent

    28 */

    29 const TInt KLogChangeDefinitionDefaultGranularity = 10;

    31 /**

    32 Enumerations

    33 @internalComponent

    34 */

    35 enum TLogDatabaseChangeType

    36 	{

    37 	ELogChangeTypeUndefined = -1,

    38 	ELogChangeTypeEventAdded = 0,

    39 	ELogChangeTypeEventChanged,

    40 	ELogChangeTypeEventChangedHidden,

    41 	ELogChangeTypeEventDeleted,

    42 	ELogChangeTypeLogCleared

    43 	};

    46 /////////////////////////////////////////////////////////////////////////////////////////

    47 // -----> CLogChangeDefinition (header)

    48 /////////////////////////////////////////////////////////////////////////////////////////

    49 class CLogChangeDefinition : public CBase

    50 /**

    51 @internalComponent

    52 */

    53 	{

    54 public: // CONSTRUCT / DESTRUCT

    55 	IMPORT_C static CLogChangeDefinition* NewL(TInt aGranularity = KLogChangeDefinitionDefaultGranularity);

    56 	IMPORT_C static CLogChangeDefinition* NewL(RReadStream& aStream);

    57 	IMPORT_C static CLogChangeDefinition* NewL(const CLogChangeDefinition& aCopy);

    58 	IMPORT_C ~CLogChangeDefinition();

    60 private: // INTERNAL CONSTRUCT

    61 	CLogChangeDefinition(TInt aGranularity);

    62 	void ConstructL(const CLogChangeDefinition& aCopy);

    64 public: // API

    66 	/**

    67 	 * Return the number of events in the change definition

    68 	 */

    69 	IMPORT_C TInt Count() const;

    71 	/**

    72 	 * Get a change description

    73 	 */

    74 	IMPORT_C TLogDatabaseChangeType At(TInt aIndex) const;

    75 	IMPORT_C TLogDatabaseChangeType At(TInt aIndex, TLogId& aId) const;

    76 	IMPORT_C TLogDatabaseChangeType At(TInt aIndex, TLogId& aId, TInt& aViewIndex) const;

    78 	/**

    79 	 * Find the position of a specific event

    80 	 */

    81 	IMPORT_C TInt Find(TLogId aId) const;

    82 	IMPORT_C TInt Find(TLogId aId, TLogDatabaseChangeType aType) const;

    83 	IMPORT_C TInt FindByViewIndex(TInt aViewIndex) const;

    85 	/**

    86 	 * Add a change definition

    87 	 */

    88 	IMPORT_C void AddL(TLogId aId, TLogDatabaseChangeType aType, TInt aViewIndex);

    90 	/**

    91 	 * Reset change contents

    92 	 */

    93 	IMPORT_C void Reset();

    95 public: // INTERNALIZE / EXTERNALIZE

    96 	IMPORT_C void InternalizeL(RReadStream& aStream);

    97 	IMPORT_C void ExternalizeL(RWriteStream& aStream) const;

    99 private: // INTERNAL CLASSES

   100 	class TLogShdChangeDetails

   101 		{

   102 	public:

   103 		inline TLogShdChangeDetails() : iId(KLogNullId), iType(ELogChangeTypeUndefined), iViewIndex(KErrNotFound) { }

   104 		inline TLogShdChangeDetails(TLogId aId, TLogDatabaseChangeType aType = ELogChangeTypeUndefined, TInt aViewIndex = KErrNotFound) : iId(aId), iType(aType), iViewIndex(aViewIndex) { }

   106 	public:

   107 		TLogId iId;

   108 		TLogDatabaseChangeType iType;

   109 		TInt iViewIndex;

   110 		};

   112 private: // INTERNAL METHODS

   113 	static TBool CompareEntryIds(const TLogShdChangeDetails& aLeft, const TLogShdChangeDetails& aRight);

   114 	static TBool CompareViewIndicies(const TLogShdChangeDetails& aLeft, const TLogShdChangeDetails& aRight);

   115 	void AddToContainerL(TLogId aId, TLogDatabaseChangeType aType, TInt aViewIndex);

   117 private: // MEMBER DATA

   119 	/**

   120 	 * List of changes

   121 	 */

   122 	RArray<TLogShdChangeDetails> iChanges;

   123 	};

   128 #endif

author	sl
	Tue, 10 Jun 2014 14:32:02 +0200
changeset 1	260cb5ec6c19
permissions	-rw-r--r--