diff -r 000000000000 -r d0791faffa3f mtpdataproviders/mtpimagedp/inc/cmtpimagedpobjectpropertymgr.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpdataproviders/mtpimagedp/inc/cmtpimagedpobjectpropertymgr.h	Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,203 @@
+// 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:
+//
+
+/**
+ @file
+ @internalTechnology
+*/
+
+
+#ifndef CMTPIMAGEDPOBJECTPROPERTYMGR_H
+#define CMTPIMAGEDPOBJECTPROPERTYMGR_H
+
+#include <e32base.h>
+#include <f32file.h>
+#include <e32std.h>
+
+#include <mdesession.h>
+#include <mtp/mtpprotocolconstants.h>
+#include <mtp/mtpprotocolconstants.h>
+#include <mtp/tmtptypeuint32.h>
+
+#include "mtpimagedpconst.h"
+
+class MMTPObjectMgr;
+class MMTPPuidMgr;
+class TMTPTypeUint128;
+class CMTPTypeString;
+class MMTPDataProviderFramework;
+class CFileStore;
+class CMTPTypeString;
+class CMTPObjectMetaData;
+
+/** 
+Manage picture object properties
+
+@internalTechnology
+@released
+*/
+class CMTPImageDpObjectPropertyMgr : public CBase, public MMdESessionObserver
+   {    
+   
+public:
+    static CMTPImageDpObjectPropertyMgr* NewL(MMTPDataProviderFramework& aFramework);
+    ~CMTPImageDpObjectPropertyMgr();
+    void SetCurrentObjectL(CMTPObjectMetaData& aObjectInfo, TBool aRequireForModify, TBool aSaveToCache = EFalse);
+    
+    void SetPropertyL(TMTPObjectPropertyCode aProperty, const TUint8 aValue);
+    void SetPropertyL(TMTPObjectPropertyCode aProperty, const TUint16 aValue);
+    void SetPropertyL(TMTPObjectPropertyCode aProperty, const TUint32 aValue);
+    void SetPropertyL(TMTPObjectPropertyCode aProperty, const TUint64 aValue);
+    void SetPropertyL(TMTPObjectPropertyCode aProperty, const TDesC& aValue);
+    
+    void GetPropertyL(TMTPObjectPropertyCode aProperty, TUint8& aValue);
+    void GetPropertyL(TMTPObjectPropertyCode aProperty, TUint16& aValue);
+    void GetPropertyL(TMTPObjectPropertyCode aProperty, TUint32& aValue);
+    void GetPropertyL(TMTPObjectPropertyCode aProperty, TUint64& aValue);
+    void GetPropertyL(TMTPObjectPropertyCode aProperty, TMTPTypeUint128& aValue);
+    void GetPropertyL(TMTPObjectPropertyCode aProperty, CMTPTypeString& aValue);    
+    
+    //clear the cache
+    void ClearCacheL();
+    void ConvertMTPTimeStr2TTimeL(const TDesC& aTimeString, TTime& aModifiedTime) const;
+    
+public:
+    void SetMdeSessionError(TInt aError);
+    CMdESession& MdeSession();
+    
+    // from MMdESessionObserver
+    void HandleSessionOpened(CMdESession& aSession, TInt aError);
+    void HandleSessionError(CMdESession& aSession, TInt aError);
+   
+private:
+    CMTPImageDpObjectPropertyMgr(MMTPDataProviderFramework& aFramework);
+    void ConstructL(MMTPDataProviderFramework& aFramework);
+    
+    TBool GetYear(const TDesC& aDateString, TInt& aYear) const;
+    TBool GetMonth(const TDesC& aDateString, TMonth& aMonth) const;
+    TBool GetDay(const TDesC& aDateString, TInt& aDay) const;
+    TBool GetHour(const TDesC& aDateString, TInt& aHour) const;
+    TBool GetMinute(const TDesC& aDateString, TInt& aMinute) const;
+    TBool GetSecond(const TDesC& aDateString, TInt& aSecond) const;
+    TBool GetTenthSecond(const TDesC& aDateString, TInt& aTenthSecond) const;     
+    
+    void SetProperty2CacheL(TMTPObjectPropertyCode aProperty, TAny* aValue);
+    void GetPropertyFromMdsL(TMTPObjectPropertyCode aProperty, TAny* aValue);
+
+    TUint32 ParseImageFileL(const TDesC& aUri, TMTPObjectPropertyCode aPropCode);
+    void RemoveProperty(CMdEObject& aObject, CMdEPropertyDef& aPropDef);
+    
+private:
+    
+    //define property cache object
+    class CMTPImagePropertiesCache : public CBase
+    {
+    public:
+        /**
+        MTP image cache properites identifiers.
+        */      
+        enum TElementId
+            {        
+            EImagePixWidth        = 0,
+            EImagePixHeight       = 1,
+            EImageBitDepth        = 2,
+            EDateCreated          = 3,
+            
+            /**
+            The number of elements.        
+            */
+            ENumProperties,
+            };
+        
+    public:
+        static CMTPImagePropertiesCache* NewL();
+        virtual ~CMTPImagePropertiesCache();
+        
+        void ResetL();
+        
+        const TDesC& DesC(TUint aId) const;
+        TUint Uint(TUint aId) const;
+        TUint ObjectHandle() const;
+        
+        void SetDesCL(TUint aId, const TDesC& aValue);
+        void SetUint(TUint aId, TUint aValue);  
+        void SetObjectHandle(TUint aObjectHandle);
+        
+    private:
+        
+        enum TType
+            {
+            EUint       = 0,
+            EDesC       = 1,
+            };
+        
+        struct TElementMetaData
+            {
+            TUint   iOffset;
+            TType   iType;
+            };                
+        
+    private:        
+        CMTPImagePropertiesCache(const TElementMetaData* aElements, TUint aCount);
+        void ConstructL();
+        
+    private:
+        /**
+        The element meta-data.
+        */        
+        const RArray<TElementMetaData>  iElements;
+        
+        /**
+        The DesC element data.
+        */
+        RPointerArray<HBufC>            iElementsDesC;
+        
+        /**
+        The Uint element data.
+        */
+        RArray<TUint>                   iElementsUint;
+        
+        /**
+        The object handle of owner
+        */
+        TUint                           iObjectHandle;
+        
+        static const TElementMetaData   KElements[];        
+    };
+    
+private:
+    /**
+    FLOGGER debug trace member variable.
+    */    
+    __FLOG_DECLARATION_MEMBER_MUTABLE;
+    
+    CActiveSchedulerWait*       iActiveSchedulerWait;
+    CMdESession*                iMetaDataSession;
+    TInt                        iMdeSessionError;
+    CMdEObject*                 iObject;
+
+    RFs&                        iFs;
+    MMTPObjectMgr&              iObjectMgr;
+    CMTPObjectMetaData*         iObjectInfo;  //not owned
+    TBool                       iCacheHit;//flag to indicate cache is available
+    
+    /**
+     * Cache the latest image properties which PC send to device,
+     * it can optimize synce/reverse-sync performance due to reduction of object properties generation
+     */
+    CMTPImagePropertiesCache*     iPropertiesCache; 
+    };
+   
+#endif // CMTPIMAGEDPOBJECTPROPERTYMGR_H