/*

* Copyright (c) 2005-2007 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:  ConML parser/generator

*

*/

#ifndef __SCONCONMLGENERATOR_H__

#define __SCONCONMLGENERATOR_H__

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

// Includes

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

#include "sconxmlelement.h"

#include "sconconmldtd.h"

#include "sconconmltags.h"

#include "sconwbxmldefs.h"

#include "sconxmlworkspace.h"

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

// MWBXMLConMLCallback - Call back for parsed data

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

class MWBXMLConMLCallback

    {

public:

     /**

    * Call back function for delivering the parsed data

    * @param aContent contains the parsed data

    * @return none

    */

    virtual void ConMLL( ConML_ConMLPtr_t aContent ) = 0;

    };

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

// TWBXMLContentFormat

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

enum TWBXMLContentFormat

    {

    EWBXMLContentFormatOpaque,

    EWBXMLContentFormatInlineString

    };

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

// CSConConMLGenerator - Generates XBXML and XML documents

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

NONSHARABLE_CLASS( CSConConMLGenerator ) : public CBase

    {

public:

    static CSConConMLGenerator* NewL();

    ~CSConConMLGenerator();

    /**

    * Returns the generated WBXML document

    * @param none 

    * @return the document as TPtrC8

    */

    TPtrC8 WBXMLDocument();

    /**

    * Returns the generated XML document

    * @param none 

    * @return the document as TPtrC8

    */

    TPtrC8 XMLDocument();

    // WBXML Parser

    /**

    * Sets the callback function to call after parsing

    * @param aCallback callback function to call when parsing finished

    * @return none

    */

    void SetCallback ( MWBXMLConMLCallback* aCallbakc );

    /**

    * Starts the document after header has been parsed 

    * @param aVersion - version of WBXML document

    * @param aPublicId - public ID of WBXML document as known public ID

    * @param aCharset - Character set of WBXML document

    * @return none

    */

    void StartDocument( TUint8 aVersion, TInt32 aPublicId, TUint32 aCharset );

    /**

    * Starts the document after header has been parsed 

    * @param aVersion - version of WBXML document

    * @param aPublicIdStr - public ID of WBXML document as a inline string 

    * @param aCharset - Character set of WBXML document

    * @return none

    */

    void StartDocument( 

        TUint8 aVersion, const TDesC8& aPublicIdStr, TUint32 aCharset );

    /**

    * Starts a new element in the document

    * @param aTag - Tag of the element

    * @return none

    */

    void StartElementL( TWBXMLTag aTag );

    /**

    * Starts a character data in the document

    * @param aBuffer - Character data

    * @return none

    */

    void CharactersL( const TDesC8& aBuffer );

    /**

    * Document has been parsed - the end of document

    * @param none

    * @return none

    */

    void EndDocument();

    /**

    * End tag of an element has been found

    * @param aTag - tag of the element to be closed 

    * @return none

    */

    void EndElementL( TWBXMLTag aTag );

    // Generator

    /**

    * Starts the generation of a document

    * @param aContent - data for the document

    * @return none

    */

    TInt GenerateConMLDocument ( ConML_ConMLPtr_t aContent );

private:

    // WBXML Generator

    void WriteMUint32L( TUint32 aValue );

    void WriteOpaqueDataL( const TDesC8& aData );

    void WriteInlineStringL( const TDesC8& aData );

    // XML Generator

    void IndentL();

    TPtrC8 TranslateElement( TUint8 aElement );

    // WBXML / XML Generator

    void BeginDocumentL( TUint8 aVersion, TInt32 aPublicId, TUint32 aCharset, 

        const TDesC8& aStringTbl = TPtrC8() );

    void BeginElementL( TUint8 aElement, TBool aHasContent = EFalse, 

        TBool aHasAttributes = EFalse );

    void EndElementL();

    void AddElementL( 

        TUint8 aElement, const TDesC8& aContent, 

        const TWBXMLContentFormat aFormat = EWBXMLContentFormatOpaque );

    void AppendPCDataL( TUint8 aElement, pcdataPtr_t aContent );

    void AppendConMLL( ConML_ConMLPtr_t aContent );

    void AppendExecuteL( ConML_ExecutePtr_t aContent );

    void AppendSupplyDataL( ConML_SupplyDataPtr_t aContent );

    void AppendInstallL( ConML_InstallPtr_t aContent );

    void AppendCancelL ( ConML_CancelPtr_t aContent );

    void AppendStatusL ( ConML_StatusPtr_t aContent );

    void AppendGetStatusL( ConML_GetStatusPtr_t aContent );

    void AppendRebootL( ConML_RebootPtr_t aContent );

    void AppendTaskL( ConML_TaskPtr_t aContent );

    void AppendTaskListL( ConML_TaskListPtr_t aContent );

    void AppendUnInstallL( ConML_UnInstallPtr_t aContent );

    void AppendListInstalledAppsL ( ConML_ListInstalledAppsPtr_t aContent );

    void AppendListDataOwnersL ( ConML_ListDataOwnersPtr_t aContent );

    void AppendBUROptionsL( ConML_BUROptionsPtr_t aContent );

    void AppendSetBURModeL( ConML_SetBURModePtr_t aContent );

    void AppendGetDataSizeL( ConML_GetDataSizePtr_t aContent );

    void AppendRequestDataL( ConML_RequestDataPtr_t aContent );

    void AppendUpdateDeviceInfoL( ConML_UpdateDeviceInfoPtr_t aContent );

    void AppendListPublicFilesL( ConML_ListPublicFilesPtr_t aContent );

    void AppendApplicationL( ConML_ApplicationPtr_t aContent );

    void AppendApplicationListL( ConML_ApplicationListPtr_t aContent );

    void AppendApplicationsL( ConML_ApplicationsPtr_t aContent );

    void AppendParamL( ConML_ParamPtr_t aContent );

    void AppendParamListL( ConML_ParamListPtr_t aContent );

    void AppendInstParamsL( ConML_InstParamsPtr_t aContent );

    void AppendProgressL( ConML_ProgressPtr_t aContent );

    void AppendResultsL( ConML_ResultsPtr_t aContent );

    void AppendDriveL( ConML_DrivePtr_t aContent );

    void AppendDriveListL( ConML_DriveListPtr_t aContent );

    void AppendDrivesL( ConML_DrivesPtr_t aContent );

    void AppendDataOwnersL( ConML_DataOwnersPtr_t aContent );

    void AppendPackageInfoL ( ConML_PackageInfoPtr_t aContent );

    void AppendSIDL( ConML_SIDPtr_t aContent );

    void AppendSIDListL( ConML_SIDListPtr_t aContent );

    void AppendDeviceInfoL( ConML_DeviceInfoPtr_t aContent );

    void AppendFilesL( ConML_FilesPtr_t aContent );

    void AppendSupportedMethodsL( ConML_SupportedMethodsPtr_t aContent );

    void AppendFileListL( ConML_FileListPtr_t  aContent );

    void AppendFileL( ConML_FilePtr_t aContent );

    void AppendGetDataOwnerStatusL( ConML_GetDataOwnerStatusPtr_t aContent );

    void AppendGetMetadataL( ConML_GetMetadataPtr_t aContent );

    TInt HandleResult( TInt aResult, TInt aTreshold = 0 );

private:

    void ConstructL();

    CSConConMLGenerator();

    void AddElement( CXMLElement* aElement );

private:

    // Parser

    CXMLStack<CXMLElement>* iCmdStack;

    CXMLStack<CXMLElement>* iCleanupStack;

    MWBXMLConMLCallback* iCallback;

    // Generator workspaces 

    CXMLWorkspace* iWBXMLWorkspace;

    CXMLWorkspace* iXMLWorkspace;

    // XML

    RArray<TUint8> iElemStack;

    TInt iInitialIndentLevel;

    TBool iDontNewLine;

    TBool iDontIndent;

    }; 

#endif // __SCONCONMLGENERATOR_H__