/*

* Copyright (c) 2002 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:  DM Wallpaper Adapter

*

*/

#ifndef __WallpaperAdapter_H__

#define __WallpaperAdapter_H__

// ------------------------------------------------------------------------------------------------

// Includes

// ------------------------------------------------------------------------------------------------

#include <e32base.h>

#include <smldmadapter.h>

#include "TARMDmAdapter.h"

const TUint KSmlDMWallpaperAdapterImplUid = 0x10207830;

// the DDF version must be changed if any changes in DDF structure ( built in DDFStructureL() function )

_LIT8( KSmlWPDDFVersion, "1.0" ); 

_LIT8( KSmlWPTextPlain, "text/plain" );

_LIT( KSmlWPDescription, "The interior object holds all wallpaper objects" );

_LIT8( KSmlCustomizationN, "Customization" );

_LIT8( KSmlCustomizationD, "Customization node" );

_LIT8( KSmlWPWallpaperN, "Wallpaper" );

_LIT8( KSmlWPWallpaperD, "Wallpaper node" );

_LIT8( KSmlWPDataN, "Data" );

_LIT8( KSmlWPImageD, "Image node" );

_LIT8( KWPSeparator, "/" );

// ------------------------------------------------------------------------------------------------

// CWallpaperAdapter 

// ------------------------------------------------------------------------------------------------

class CWallpaperAdapter : public CTARMDmAdapter

	{

public:

	static CWallpaperAdapter* NewL(MSmlDmCallback* aDmCallback );

	static CWallpaperAdapter* NewLC(MSmlDmCallback* aDmCallback );

	virtual ~CWallpaperAdapter();

	// Implementation of MSmlDmAdapter interface

	// =========================================

	void DDFVersionL( CBufBase& aVersion );

	void DDFStructureL( MSmlDmDDFObject& aDDF );

	void _UpdateLeafObjectL( const TDesC8& aURI, const TDesC8& aLUID, const TDesC8& aObject, const TDesC8& aType, TInt aStatusRef );

	void _UpdateLeafObjectL( const TDesC8& aURI, const TDesC8& aLUID, RWriteStream*& aStream, const TDesC8& aType, TInt aStatusRef );

	void _DeleteObjectL( const TDesC8& aURI, const TDesC8& aLUID, TInt aStatusRef );

	void _FetchLeafObjectL( const TDesC8& aURI, const TDesC8& aLUID, const TDesC8& aType, TInt aResultsRef, TInt aStatusRef );

	void _FetchLeafObjectSizeL( const TDesC8& aURI, const TDesC8& aLUID, const TDesC8& aType, TInt aResultsRef, TInt aStatusRef );

	void _ChildURIListL( const TDesC8& aURI, const TDesC8& aLUID, const CArrayFix<TSmlDmMappingInfo>& aPreviousURISegmentList, TInt aResultsRef, TInt aStatusRef );

	void _AddNodeObjectL( const TDesC8& aURI, const TDesC8& aParentLUID, TInt aStatusRef );

	void _ExecuteCommandL( const TDesC8& aURI, const TDesC8& aLUID, const TDesC8& aArgument, const TDesC8& aType, TInt aStatusRef );

	void _ExecuteCommandL( const TDesC8& aURI, const TDesC8& aLUID, RWriteStream*& aStream, const TDesC8& aType, TInt aStatusRef );

	void _CopyCommandL( const TDesC8& aTargetURI, const TDesC8& aTargetLUID, const TDesC8& aSourceURI, const TDesC8& aSourceLUID, const TDesC8& aType, TInt aStatusRef );

	void StartAtomicL();

	void CommitAtomicL();

	void RollbackAtomicL();

	TBool StreamingSupport( TInt& aItemSize );

#ifdef __TARM_SYMBIAN_CONVERGENCY	

		virtual void StreamCommittedL( RWriteStream& aStream );

#else

		virtual void StreamCommittedL();

#endif	

	void CompleteOutstandingCmdsL();

	// PolicyCheck, resource name

//#ifdef __SAP_POLICY_MANAGEMENT	

	TPtrC8 PolicyRequestResourceL( const TDesC8& aURI );

//#endif

private:

	void ConstructL();

	CWallpaperAdapter( MSmlDmCallback* aDmCallback );

	enum TNodeId

		{

		ENodeUnknown,

		ENodeCustomization,

		ENodeWallpaper,

		ENodeImage,

		ENodeLast

		};

	TNodeId NodeId( const TDesC8& aURI );

	void FillNodeInfoL( MSmlDmDDFObject& aNode,

						TSmlDmAccessTypes aAccTypes,

						MSmlDmDDFObject::TOccurence aOccurrence,

						MSmlDmDDFObject::TScope aScope,

						MSmlDmDDFObject::TDFFormat aFormat,

						const TDesC8& aDescription,

						TBool aObjectGroup);

	TBool IsImageL(const TDesC8& aMime) ;

private:

	MSmlDmCallback* iCallBack;

};

#endif // __WallpaperAdapter_H__