--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingfw/msgsrvnstore/server/inc/msvcachevisiblefolder.h	Wed Nov 03 22:41:46 2010 +0530
@@ -0,0 +1,120 @@
+// Copyright (c) 2007-2009 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:
+// CMSVCACHEVISIBLEFOLDER.H
+// 
+//
+
+#ifndef __CMSVCACHEVISIBLEFOLDER_H__
+#define __CMSVCACHEVISIBLEFOLDER_H__
+
+#include <e32base.h>
+#include <e32std.h>
+#include <msvstd.h>
+#include <flogger.h>
+
+/**
+Forward declarations.
+*/
+class CMsvCacheIndexTableEntry;
+class CMsvDBAdapter;
+class CMsvCacheEntry;
+
+
+
+/**
+Provides the implementation of the Cache Visible Folder list.
+
+This Class represents the list of visible folders, which holds the information
+about the blocks and childrens which it corresponds to.
+
+@internalComponent
+@prototype
+*/
+NONSHARABLE_CLASS (CMsvCacheVisibleFolder) : public CBase
+	{
+public:
+	static CMsvCacheVisibleFolder* NewL(TMsvId aId);
+	static CMsvCacheVisibleFolder* NewL(TMsvId aId, RPointerArray<CMsvCacheEntry>& aEntries);
+	~CMsvCacheVisibleFolder();
+	
+	void AddEntryL(CMsvCacheEntry*& aEntry,  TBool aReplace = EFalse);
+	void AddEntryListL(RPointerArray<CMsvCacheEntry>& aEntries, TBool aIsCompleteChildOfFolder = EFalse);
+	TBool GetEntry(TMsvId aId, CMsvCacheEntry*& aEntry);
+	TBool GetChildrenL(TMsvId aId, CMsvDBAdapter* aDbAdapter, RPointerArray<CMsvCacheEntry>& aEntries);
+	TBool GetChildrenIdL(CMsvEntrySelection& aSelection);
+	void DeleteEntryL(TMsvId aId, TBool aForceDelete = EFalse);
+	void DeleteEntryListL(CMsvEntrySelection& aEntrySelection);
+	TBool EntryExists(TMsvId aId) const;
+	TBool IsAllBlocksDirty() const;
+	TBool ReleaseAllBlocks(TInt& aCount);
+	TInt ReleaseBlocks(TInt aNumberOfEntriesToRelease, TBool& aIsFolderEmpty);
+	void UpdateChildMsvIdsL(TMsvId aParentId, TMsvId aChildId, TBool aAppend = ETrue);
+	void UpdateChildMsvIdsL(RPointerArray<CMsvCacheEntry>& aEntries);
+	void SplitBlockL();
+	RPointerArray<CMsvCacheIndexTableEntry>* GetIndexTableEntry();
+	inline TBool IsComplete() const;
+	inline void SetComplete(TBool aStatus);
+	inline TMsvId GetFolderId() const;	
+	inline void SetGetChildrenFromVisibleFolder(TBool aFlag);
+	inline TBool GetChildrenFromVisibleFolder();
+
+#if (defined SYMBIAN_MSGS_ENHANCED_REMOVABLE_MEDIA_SUPPORT)
+	inline TUint GetDrive() const;
+	inline void SetDrive(TUint aDriveId);
+#endif
+
+#if (defined SYMBIAN_MESSAGESTORE_UNIT_TESTCODE)
+#ifdef _DEBUG
+	void Print(RFileLogger& aLogger);
+#endif
+#endif
+
+private:
+	CMsvCacheVisibleFolder(TMsvId aId);
+	void ConstructL(RPointerArray<CMsvCacheEntry>& aEntries);
+	void SplitAndAppendL(RPointerArray<CMsvCacheEntry>& aEntryList, TInt aInitIndex=0);
+public:
+	TDblQueLink  iDlink;
+	static const TInt iOffset;
+
+private:
+	TMsvId iVisibleFolderId;
+	TInt8 iFlags;
+	TTime iAccessTime;
+	RPointerArray<CMsvCacheIndexTableEntry> iIndexTable;
+
+#if (defined SYMBIAN_MSGS_ENHANCED_REMOVABLE_MEDIA_SUPPORT)
+	TUint iDriveId;
+#endif
+
+	enum 
+		{	
+		EMsvCacheVisibleFolderClearFlag				= 0X00,
+		EMsvCacheVisibleFolderComplete				= 0X02,
+		EMsvCacheVisibleFolderClearComplete			= 0XF9,
+		EMsvGetChildrenFromVisibleFolder			= 0X04,
+		};
+
+private:
+#if (defined SYMBIAN_MESSAGESTORE_UNIT_TESTCODE)
+	friend class CTestVisibleFolder; //only for testing
+#endif
+	};
+
+
+#include "msvcachevisiblefolder.Inl"
+
+#endif // __CMSVCACHEVISIBLEFOLDER_H__
+
+