/*

* 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:  List query dialog adapter and data interface

*

*/

//  System includes

#include <e32base.h>

#include <aknlistquerydialog.h>

#include <utf.h>

#include <xnuiengine.rsg>

// User includes

#include "xnappuiadapter.h"

#include "xnlistquerydialogadapter.h"

#include "xnnodepluginif.h"

#include "xntype.h"

#include "xnproperty.h"

#include "xnuiengine.h"

#include "xnodt.h"

#include "xndomdocument.h"

#include "xndomnode.h"

#include "xndomlist.h"

#include "xndomattribute.h"

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

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

// Finds recursively node by type

// @return    returns pointer to desired node, NULL if nothing found 

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

//

CXnDomNode* FindNodeByType( CXnDomNode* aNode, const TDesC8& aName )

    {

    if ( aNode == NULL )

        {

        return NULL;

        }

    if ( aNode->Name() == aName )

        {

        return aNode;

        }

    CXnDomList& list( aNode->ChildNodes() );

    for ( TInt i = 0; i < list.Length() ; i++ )

        {

        CXnDomNode* retval( FindNodeByType(

                static_cast< CXnDomNode* >( list.Item( i ) ), aName ) );

        if ( retval )

            {

            return retval;

            }

        }

    return NULL;

    }

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

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

// Symbian static 1st phase constructor

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

//

CXnListQueryDialog* CXnListQueryDialog::NewL()

    {

    CXnListQueryDialog* self = new( ELeave ) CXnListQueryDialog;

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop();

    return self;    

    }

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

// Symbian 2nd phase constructor can leave.

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

//

void CXnListQueryDialog::ConstructL()

    {

    CXnComponent::ConstructL();

    }

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

// C++ default constructor

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

//

CXnListQueryDialog::CXnListQueryDialog()

    {

    }

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

// C++ destructor

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

//

CXnListQueryDialog::~CXnListQueryDialog()

    {

    }

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

// Replaces or appends item into list

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

//

void CXnListQueryDialog::ReplaceItemL( const TDesC& aText, TInt aIndex )

    {

    (static_cast<CXnListQueryDialogAdapter*>(ControlAdapter()))->ReplaceItemL( aText, aIndex );

    }

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

// Inserts or appends item into list

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

//

void CXnListQueryDialog::InsertItemL( const TDesC& aText, TInt aIndex )

    {

    (static_cast<CXnListQueryDialogAdapter*>(ControlAdapter()))->InsertItemL( aText, aIndex );

    }

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

// Deletes item from the list

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

//

void CXnListQueryDialog::DeleteItem( TInt aIndex )

    {

    return (static_cast<CXnListQueryDialogAdapter*>(ControlAdapter()))->DeleteItem( aIndex );   

    }

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

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

XnComponentInterface::MXnComponentInterface* CXnListQueryDialog::MakeInterfaceL(const TDesC8& aType)

    {

    if (aType != XnListQueryDialogInterface::KType)

        {

        return NULL;

        }

    XnListQueryDialogInterface::MXnListQueryDialogInterface* interface =

        static_cast<XnListQueryDialogInterface::MXnListQueryDialogInterface*>( this );

    return interface;

    }  

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

// Two-phased constructor. Can leave.

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

//

CXnListQueryDialogAdapter* CXnListQueryDialogAdapter::NewL( CXnNodePluginIf& aNode )

    {

    CXnListQueryDialogAdapter* self = 

        new ( ELeave ) CXnListQueryDialogAdapter( aNode );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// Destructor.

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

//

CXnListQueryDialogAdapter::~CXnListQueryDialogAdapter()

    {

    delete iItemArray;

    iStaticItems.Close();

    }

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

// C++ default constructor. Must not leave.

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

//

CXnListQueryDialogAdapter::CXnListQueryDialogAdapter( CXnNodePluginIf& aNode )

    : iNode( aNode )

    {

    }

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

// 2nd phase constructor. Can leave.

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

//    

void CXnListQueryDialogAdapter::ConstructL()

    {

    CXnControlAdapter::ConstructL( iNode );

    iItemArray = new ( ELeave ) CDesCArrayFlat( 8 );

    // find normal menu items and dynamic menu items

    // Only one dynamic item allowed

    RPointerArray< CXnNodePluginIf > children( iNode.ChildrenL() );

    CleanupClosePushL( children );

    for ( TInt i = 0; i < children.Count(); i++ )

        {

        CXnNodePluginIf* node( children[i] );

        if ( node->Type()->Type() == XnPropertyNames::menu::KMenuItem)

            {

            iStaticItems.AppendL( node );

            CXnProperty* labelProp = node->GetPropertyL( XnPropertyNames::menu::KLabel );

            if( labelProp )

                {

                HBufC* label( labelProp->StringValueL());

                CleanupStack::PushL( label );

                iItemArray->AppendL( *label );

                CleanupStack::PopAndDestroy( label );

                }

            }

        else if( node->Type()->Type() == XnPropertyNames::menu::KDynMenuItem )

            {

            iDynamicItem = node;

            }

        }

    CleanupStack::PopAndDestroy( &children );

    }

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

// Replaces or appends item into list

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

// 

void CXnListQueryDialogAdapter::ReplaceItemL(const TDesC& aText, TInt aIndex )

    aIndex += iStaticItems.Count();

    TInt count( iItemArray->Count());

    if( aIndex >= count )

        {

        iItemArray->AppendL( aText );

        }

    else

        {

        iItemArray->Delete( aIndex );

        iItemArray->InsertL( aIndex, aText );

    }

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

// Inserts or appends item into list

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

// 

void CXnListQueryDialogAdapter::InsertItemL(const TDesC& aText, TInt aIndex )

    aIndex += iStaticItems.Count();

    TInt count( iItemArray->Count());

    if( count < aIndex )

        {

        aIndex = count;

        }

    iItemArray->InsertL( aIndex, aText );

    }

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

// Deletes item from the list

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

// 

void CXnListQueryDialogAdapter::DeleteItem( TInt aIndex )

    {

    aIndex += iStaticItems.Count();

    if( aIndex < iItemArray->Count())

        {

        iItemArray->Delete( aIndex );

    }

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

// Displays the list query dialog

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

//

void CXnListQueryDialogAdapter::TryDisplayingDialogL( )

    {

    CXnAppUiAdapter& appui( static_cast< CXnAppUiAdapter& >( *iAvkonAppUi ) );

    appui.HideFocus();

    TInt selectedIndex( 0 );

/* Not tested

    CAknPopupHeadingPane* heading( query->QueryHeading() );

    if ( heading )

        {

        CXnProperty* prop( iNode.GetPropertyL(

            XnPropertyNames::listquerydialog::KS60Heading ) );

        if ( prop )

            {

            HBufC* header( prop->StringValueL() );

            CleanupStack::Push( header );

            heading->SetTextL( *header );

            CleanupStack::PopAndDestroy( header );

            }

        else

            {

            heading->SetTextL( KNullDesC() );

            }

        }

*/

        {

        ActivateItemL( selectedIndex );

    }

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

// Runs the activate event for the item node 

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

//

void CXnListQueryDialogAdapter::ActivateItemL( TInt aIndex )

    {

    if( aIndex < iStaticItems.Count())

        {

        iStaticItems[aIndex]->Node().SetStateL( 

                XnPropertyNames::style::common::KActive );

        iStaticItems[aIndex]->Node().UnsetStateL( 

                XnPropertyNames::style::common::KActive );

        }

    else

        {

        ModifyDynamicEventL( aIndex - iStaticItems.Count());

        iDynamicItem->Node().SetStateL( 

                        XnPropertyNames::style::common::KActive );

        iDynamicItem->Node().UnsetStateL( 

                XnPropertyNames::style::common::KActive );

        }

    }

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

// Replaces the '#' char by index in event. Syntax "(#"

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

//

void CXnListQueryDialogAdapter::ModifyDynamicEventL( TInt aIndex )

    {

    CXnDomNode* eventNode = FindNodeByType( iDynamicItem->Node().DomNode(), XnPropertyNames::action::KEvent );

    CXnDomAttribute* attribute = static_cast<CXnDomAttribute*> 

        (eventNode->AttributeList().FindByName( XnPropertyNames::action::event::KName ));

    HBufC8* nameStr( attribute->Value().AllocLC());

    TPtr8 namePtr = nameStr->Des();

    TInt startIndex = namePtr.Locate( '(' );

    TInt endIndex = namePtr.Locate( ')' );

    TInt dataLength = endIndex - startIndex - 1;

    TBuf8<4> data;

    data.AppendNum( aIndex );

    namePtr.Replace( startIndex+1, dataLength, data );

    attribute->SetValueL( namePtr );

    CleanupStack::PopAndDestroy( nameStr );

    }

//  End of File