/*

* Copyright (c) 2002-2004 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:  Visitor class to modify DOM node element's data 

*

*/

// INCLUDE FILES

#include    "xndomvisitor.h"

#include    "xnliteral.h"

#include    "xndomlist.h"

#include    "xndomproperty.h"

#include    "xndomstringpool.h"

#include    <ecom/ecom.h>

// CONSTANTS

_LIT8(KNS, "inheritpropertyvisitor");

//Function declarations

LOCAL_C void SetPropertiesL( const TXnPropertyProxy aTable[], TInt aCount, TAny* aData );

LOCAL_C void SetCommonPropertiesL( TAny* aData );

LOCAL_C void SetElementWithTextPropertiesL( TAny* aData );

LOCAL_C void SetTextElementPropertiesL( TAny* aData );

LOCAL_C void SetGridAndListPropertiesL( TAny* aData );

LOCAL_C void SetDataGridAndGridPropertiesL( TAny* aData );

LOCAL_C void SetViewsAndViewPropertiesL( TAny* aData );

LOCAL_C void SetViewPropertiesL( TAny* aData );

const TXnElementVisitor KXnElementVisitorTable[]=

    {

        { (const void*)&KProperty,          NULL,                           EEmpty},

        { (const void*)&KXmluiml,           NULL,                           EEmpty},

        { (const void*)&KInclude,           NULL,                           EEmpty},

        { (const void*)&KViews,             NULL,                           EEmpty},

        { (const void*)&KView,              &SetViewPropertiesL,            EEmpty},

        { (const void*)&KPanes,             &SetCommonPropertiesL,          EEmpty},

        { (const void*)&KStatusPane,        &SetCommonPropertiesL,          EEmpty},

        { (const void*)&KMainPane,          &SetCommonPropertiesL,          EEmpty},

        { (const void*)&KControlPane,       &SetCommonPropertiesL,          EEmpty},

        { (const void*)&KDialogs,           &SetCommonPropertiesL,          EEmpty},

        { (const void*)&KDialog,            &SetCommonPropertiesL,          EEmpty},

        { (const void*)&KNote,              &SetTextElementPropertiesL,     EEmpty},

        { (const void*)&KUiDefinition,      NULL,                           EEmpty},

        { (const void*)&KApplication,       NULL,                           EEmpty},

        { (const void*)&KDesc,              NULL,                           EPCData},

        { (const void*)&KButton,            &SetTextElementPropertiesL,     EEmpty},

        { (const void*)&KGrid,              &SetDataGridAndGridPropertiesL, EEmpty},

        { (const void*)&KListItem,          &SetElementWithTextPropertiesL, EEmpty},

        { (const void*)&KDataGrid,          &SetDataGridAndGridPropertiesL, EEmpty},

        { (const void*)&KGridCellTemplate,  &SetCommonPropertiesL,          EEmpty},

        { (const void*)&KList,              &SetGridAndListPropertiesL,     EEmpty},

        { (const void*)&KDataList,          &SetGridAndListPropertiesL,     EEmpty},

        { (const void*)&KListRowTemplate,   &SetCommonPropertiesL,          EEmpty},

        { (const void*)&KMenuBar,           NULL,                           EEmpty},

        { (const void*)&KMenu,              NULL,                           EEmpty},

        { (const void*)&KMenuItem,          NULL,                           EEmpty},

        { (const void*)&KText,              &SetTextElementPropertiesL,     EPCData},

        { (const void*)&KImage,             &SetCommonPropertiesL,          EEmpty},

        { (const void*)&KEditor,            &SetElementWithTextPropertiesL, EEmpty},

	    { (const void*)&KMarquee,           &SetElementWithTextPropertiesL, EPCData},

	    { (const void*)&KNewsticker,        &SetElementWithTextPropertiesL, EPCData},

        { (const void*)&KObject,            NULL,          		            EPCData},

        { (const void*)&KParam,             NULL,          		            EEmpty},

	    { (const void*)&KTooltip,           &SetElementWithTextPropertiesL, EEmpty},

	    { (const void*)&KBox,               &SetCommonPropertiesL,          EEmpty},

        { (const void*)&KAction,            NULL,                           EEmpty},

        { (const void*)&KTrigger,           NULL,                           EEmpty},

        { (const void*)&KEvent,             NULL,                           EEmpty}

    };

// ============================ LOCAL FUNCTIONS ===============================

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

// SetPropertiesL Set properties which can inherit and doesn't exist yet.

// Returns: On return proeprty list contains properties which can inherit 

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

//

LOCAL_C void SetPropertiesL( 

    const TXnPropertyProxy aTable[], 

    TInt aItemCount, 

    TAny* aData )

    {

    CXnDomList* propertyList = reinterpret_cast<CXnDomList*>( aData );

    CXnDomStringPool& stringPool = propertyList->StringPool();

    for ( TInt i=0; i<aItemCount; i++ )

        {

        CXnDomProperty* property = NULL;

        const TDesC8* name = 

            reinterpret_cast<const TDesC8*>( aTable[i].iName );

        CXnDomProperty* foundProperty = 

            static_cast<CXnDomProperty*>( propertyList->FindByName( *name ) );

        if (  aTable[i].iInherit )

            {

            if (!foundProperty)

                {

                property = CXnDomProperty::NewL( *name, stringPool );

                property->SetInherited( aTable[i].iInherit );

                CleanupStack::PushL( property );

                propertyList->AddItemL( property );

                CleanupStack::Pop( property );

                }

            else

                {

                foundProperty->SetInherited( aTable[i].iInherit );

                }    

            }

        }

    }

LOCAL_C void SetCommonPropertiesL( TAny* aData )

    {

    TInt count( sizeof (KXnCommonPropertyTable) / sizeof(TXnPropertyProxy) );

    SetPropertiesL( KXnCommonPropertyTable, count, aData );

    }

LOCAL_C void SetElementWithTextPropertiesL( TAny* aData )

    {

    SetCommonPropertiesL( aData );

    TInt count( sizeof (KXnElementWithTextPropertyTable) / sizeof(TXnPropertyProxy) );

    SetPropertiesL( KXnElementWithTextPropertyTable, count, aData );

    }    

LOCAL_C void SetTextElementPropertiesL( TAny* aData )

    {

    SetElementWithTextPropertiesL( aData );

    TInt count( sizeof (KXnTextElementPropertyTable) / sizeof(TXnPropertyProxy) );

    SetPropertiesL( KXnTextElementPropertyTable, count, aData );

    }

LOCAL_C void SetGridAndListPropertiesL( TAny* aData )

    {

    SetCommonPropertiesL( aData );

    TInt count( sizeof (KXnGridAndListPropertyTable) / sizeof(TXnPropertyProxy) );

    SetPropertiesL( KXnGridAndListPropertyTable, count, aData );

    }

LOCAL_C void SetDataGridAndGridPropertiesL( TAny* aData )

    {

    SetGridAndListPropertiesL( aData );

    TInt count( sizeof (KXnDataGridAndGridPropertyTable) / sizeof(TXnPropertyProxy) );

    SetPropertiesL( KXnDataGridAndGridPropertyTable, count, aData );

    }

LOCAL_C void SetViewsAndViewPropertiesL( TAny* aData )

    {

    SetCommonPropertiesL( aData );

    TInt count( sizeof (KXnViewsAndViewPropertyTable) / sizeof(TXnPropertyProxy) );

    SetPropertiesL( KXnViewsAndViewPropertyTable, count, aData );

    }

LOCAL_C void SetViewPropertiesL( TAny* aData )

    {

    SetViewsAndViewPropertiesL( aData );

    TInt count( sizeof (KXnViewPropertyTable) / sizeof(TXnPropertyProxy) );

    SetPropertiesL( KXnViewPropertyTable, count, aData );

    }

// ============================ MEMBER FUNCTIONS ===============================

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

// CXnDomVisitor::NewL

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

MXnDomVisitor* CXnDomVisitor::NewL()

    {

    return new (ELeave) CXnDomVisitor();

    }    

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

// CXnDomVisitor::CXnDomVisitor

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CXnDomVisitor::CXnDomVisitor()

    {

    }

// Destructor

CXnDomVisitor::~CXnDomVisitor()

    {

    REComSession::DestroyedImplementation( iDtorKey );

    }

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

// CXnDomVisitor::IsVersion

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

TBool CXnDomVisitor::IsVersion( const TDesC8& aVersion )

    {

    return (KNS().Compare( aVersion ) == 0);

    }

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

// CXnDomVisitor::ModifyDataL

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

void CXnDomVisitor::ModifyDataL( CXnDomNode& aNode )

    {

    TInt count( sizeof(KXnElementVisitorTable) / sizeof( TXnElementVisitor ) );

    TBool found = EFalse;    

    for ( TInt i=0; i<count && !found; i++ )   

        {

        const TDesC8* name = 

            reinterpret_cast<const TDesC8*>( KXnElementVisitorTable[i].iName );

        if ( name && name->Compare( aNode.Name() ) == 0)

            {

            if ( KXnElementVisitorTable[i].iFuncPtr )

                {

                KXnElementVisitorTable[i].iFuncPtr( &aNode.PropertyList() );

                }

            found = ETrue;   

            }    

        }

    }

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

// CXnDomVisitor::SetElementTypeL

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

void CXnDomVisitor::SetElementTypeL( CXnDomNode& aNode )

    {

    TInt count( sizeof(KXnElementVisitorTable) / sizeof( TXnElementVisitor ) );

    TBool found = EFalse;    

    for ( TInt i=0; i<count && !found; i++ )   

        {

        const TDesC8* name = 

            reinterpret_cast<const TDesC8*>( KXnElementVisitorTable[i].iName );

        if ( name && name->Compare( aNode.Name() ) == 0)

            {

            aNode.SetContentType(KXnElementVisitorTable[i].iContentType);

            found = ETrue;   

            }    

        }

    }

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

// CXnDomVisitor::CreateElementL

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

void CXnDomVisitor::SetDtorKey( const TUid aDtorKey )

    {

    iDtorKey = aDtorKey;

    }

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

// CXnDomVisitor::Release

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

void CXnDomVisitor::Release()

    {

    delete this;

    }

//  End of File