/*

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

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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:

*

*/

#ifndef MEMSPYENGINEHELPERSYSMEMTRACKERENTRYMANAGER_H

#define MEMSPYENGINEHELPERSYSMEMTRACKERENTRYMANAGER_H

// System includes

#include <e32base.h>

// User includes

#include <memspy/engine/memspyenginehelpersysmemtrackerenums.h>

// Classes referenced

class CMemSpyEngine;

class CMemSpyThread;

class CMemSpyProcess;

class TMemSpyDriverChunkInfo;

class CMemSpyEngineChunkList;

class CMemSpyEngineHelperSysMemTrackerImp;

class CMemSpyEngineHelperSysMemTrackerCycle;

class CMemSpyEngineHelperSysMemTrackerEntry;

NONSHARABLE_CLASS( CMemSpyEngineHelperSysMemTrackerEntryManager ) : public CBase

    {

public:

    static CMemSpyEngineHelperSysMemTrackerEntryManager* NewL( CMemSpyEngineHelperSysMemTrackerImp& aTracker );

    static CMemSpyEngineHelperSysMemTrackerEntryManager* NewL( CMemSpyEngineHelperSysMemTrackerImp& aTracker, CMemSpyEngineHelperSysMemTrackerEntryManager& aMasterList );

    ~CMemSpyEngineHelperSysMemTrackerEntryManager();

protected:

    CMemSpyEngineHelperSysMemTrackerEntryManager( CMemSpyEngineHelperSysMemTrackerImp& aTracker, CMemSpyEngineHelperSysMemTrackerEntryManager* aMasterList = NULL );

    void ConstructL();

public: // API

    void IdentifyChangesL( CMemSpyEngineHelperSysMemTrackerCycle& aCycle );

    void EverythingHasChangedL( CMemSpyEngineHelperSysMemTrackerCycle& aCycle );

private: // Internal methods

    void ProcessChangesL( CMemSpyEngineHelperSysMemTrackerCycle& aCycle );

    void AddItemAndPopL( CMemSpyEngineHelperSysMemTrackerEntry* aItem );

    void MarkEverythingDead();

    void MergeListIntoMeL( CMemSpyEngineHelperSysMemTrackerEntryManager& aOtherList );

    TInt FindByHandle( TUint aHandle, TMemSpyEngineSysMemTrackerType aType ) const;

    TInt FindByThreadId( const TThreadId& aThreadId ) const;

    CMemSpyEngineHelperSysMemTrackerEntry* EntryByKey( const TUint64& aKey );

    CMemSpyEngine& Engine();

private: // Internal access

    inline TBool ActingAsSecondaryList() const { return iMasterList != NULL; }

private: // Sort order

    static TInt CompareKey( const CMemSpyEngineHelperSysMemTrackerEntry& aLeft, const CMemSpyEngineHelperSysMemTrackerEntry& aRight );

    static TInt CompareKeyAndTimeStamp( const CMemSpyEngineHelperSysMemTrackerEntry& aLeft, const CMemSpyEngineHelperSysMemTrackerEntry& aRight );

private: // Seed creation

    void CreateSeedItemsL();

    void CreateSeedItemsHeapUserL( CMemSpyEngineChunkList& aList );

    void CreateSeedItemsHeapUserL( CMemSpyProcess& aProcess, CMemSpyEngineChunkList* aList = NULL );

    void CreateSeedItemsHeapUserL( CMemSpyThread& aThread, CMemSpyEngineChunkList* aList = NULL );

    void CreateSeedItemsHeapKernelL( CMemSpyEngineChunkList& aList );

    void CreateSeedItemsChunkLocalL( CMemSpyEngineChunkList& aList );

    void CreateSeedItemsChunkGlobalL( CMemSpyEngineChunkList& aList );

    void CreateSeedItemsGlobalDataL( CMemSpyEngineChunkList& aList );

    void CreateSeedItemRamDriveL( CMemSpyEngineChunkList& aList );

    void CreateSeedItemsBitmapL( CMemSpyEngineChunkList& aList );

    void CreateSeedItemsStacksL( CMemSpyEngineChunkList& aList );

    void CreateSeedItemsStacksL( CMemSpyThread& aThread, const TMemSpyDriverChunkInfo& aStackChunkInfo );

    void CreateSeedItemsFileServerCacheL( CMemSpyEngineChunkList& aList );

    void CreateSeedItemsCodeL();

    void CreateSeedItemsHandlesL();

    void CreateSeedItemsOpenFilesL();

    void CreateSeedItemsDiskSpaceL();

    void CreateSeedItemsSystemMemoryL();

    void CreateSeedItemsWindowServerL();

private:

    CMemSpyEngineHelperSysMemTrackerImp& iTracker;

    CMemSpyEngineHelperSysMemTrackerEntryManager* iMasterList;

    RPointerArray< CMemSpyEngineHelperSysMemTrackerEntry > iEntries;

    };

#endif