/*

* Copyright (c) 2003-2005 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:       Implements LIW Menu utilities for providers to access consumer menu.

*

*/

#include <barsread.h> 

#include <barsc.h> 

#include <bautils.h>

#include "liwmenu.h"

#include "liwcommon.hrh"

// This is needed for resource reading.

const TInt KCCMask(0x00000fff);

EXPORT_C CLiwMenuPane::CLiwMenuPane(CEikMenuPane& aMenuPane, TInt aBaseCmdId) 

: iMenuPane(&aMenuPane), iBaseCmdId(aBaseCmdId)

    {

    iNextCmdId = aBaseCmdId;

    }

EXPORT_C CLiwMenuPane::~CLiwMenuPane()

    {   

    delete iMenuPane;

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

        {

        iIdMap[i].extraText.Close();

        }

    iIdMap.Reset();

    }

EXPORT_C void CLiwMenuPane::AddMenuItemL(

    TInt aServiceCmd,

    CEikMenuPaneItem::SData& aMenuItem, 

    TInt aIndex)

    {

    AddMenuItemL(aServiceCmd, aMenuItem, aIndex, KNullDesC());

    }

EXPORT_C void CLiwMenuPane::AddMenuItemL(

    TInt aServiceCmd,

    CEikMenuPaneItem::SData& aMenuItem, 

    TInt aIndex,

    const TDesC& aExtraText)

    {

    SMenuIdMap map;

    map.dynMenuCmdId = iNextCmdId + iPaneOffset;

    map.serviceCmdId = aServiceCmd;

    map.origCmdId = aMenuItem.iCommandId;

    map.owner = iInitializingOwner;

    map.extraText.Assign(aExtraText.AllocL());

    CleanupClosePushL(map.extraText);

    aMenuItem.iCommandId = iNextCmdId + iPaneOffset;

    iNextCmdId++;

    iMenuPane->InsertMenuItemL(aMenuItem, aIndex); 

    User::LeaveIfError(iIdMap.Append( map ));

    CleanupStack::Pop(&(map.extraText)); // map.extraText

    }    

EXPORT_C void CLiwMenuPane::AddMenuItemsL(

    TResourceReader& aReader,

    TInt aServiceCmd,

    TInt aIndex,

    TBool /*aAddSeperator*/)

    {

    CEikMenuPaneItem::SData data;

    TInt index = aIndex;

    TInt count = aReader.ReadInt16();

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

        {

        data.iCommandId = aReader.ReadInt32();

        data.iCascadeId = aReader.ReadInt32();  

        data.iFlags = aReader.ReadInt32();

        data.iText.Copy(aReader.ReadTPtrC());

        // Extra text (additional submenu text) must be handled separately

        // because SData doesn't offer space for it.

        TPtrC extraText = aReader.ReadTPtrC();

        aReader.ReadTPtrC(); // Skip bmpfile.

        aReader.ReadInt16(); // Skip bmpid.

        aReader.ReadInt16(); // Skip bmpmask. 

        aReader.ReadInt32(); // Skip extension.   

        if (data.iCommandId == LIW_SUBMENU_TITLE)

            {

            AddTitleItemL(data.iText, index);

            }

        else

            {

            AddMenuItemL(aServiceCmd, data, index++, extraText);

            }

        } 

    }

EXPORT_C void CLiwMenuPane::AddMenuItemsL(

    TFileName& aFileName,

    TInt aResId,

    TInt aServiceCmd,

    TInt aIndex,

    TBool aAddSeparator)

    {

    TResourceReader reader; 

    RFs fsSession;

    User::LeaveIfError( fsSession.Connect() );

    CleanupClosePushL( fsSession );

    BaflUtils::NearestLanguageFile(fsSession, aFileName);

    RResourceFile rsFile;

    rsFile.OpenL( fsSession, aFileName );

    CleanupClosePushL( rsFile );

    // Read multitapping resource.

    HBufC8* rBuffer = rsFile.AllocReadLC(aResId & KCCMask); // Remove offset from id

    reader.SetBuffer( rBuffer );

    AddMenuItemsL(reader, aServiceCmd, aIndex, aAddSeparator);

    CleanupStack::PopAndDestroy(rBuffer);  // rBuffer, rsFile, fsSession

    CleanupStack::PopAndDestroy(&rsFile);

    CleanupStack::PopAndDestroy(&fsSession);

    }

EXPORT_C TInt CLiwMenuPane::MenuCmdId(TInt aDynCmdId) const

    {

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

        {

        if (iIdMap[i].dynMenuCmdId == aDynCmdId)

            {

            return iIdMap[i].origCmdId;

            }

        }

    return 0;

    }

EXPORT_C TInt CLiwMenuPane::DynCmdId(TInt aMenuCmdId) const

    {

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

        {

        if (iIdMap[i].origCmdId == aMenuCmdId)

            {

            return iIdMap[i].dynMenuCmdId;

            }

        }

    return 0;

    }

EXPORT_C TInt CLiwMenuPane::ServiceCmdId(TInt aDynCmdId) const

    {

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

        {

        if (iIdMap[i].dynMenuCmdId == aDynCmdId)

            {

            return iIdMap[i].serviceCmdId;

            }

        }

    return 0; 

    }

TInt CLiwMenuPane::FindCmdId(TInt aIndex)

    {

    TInt index;

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

        {

        if (iMenuPane->MenuItemExists(iIdMap[i].dynMenuCmdId, index))   

            {

            if (aIndex == index)

                {

                return iIdMap[i].dynMenuCmdId;

                }

            }

        }

    return -1;

    }

EXPORT_C void CLiwMenuPane::AddTitleItemL(const TDesC& aTitle, TInt aIndex) 

    {

    CEikMenuPaneItem::SData data;

    data.iCommandId = LIW_SUBMENU_TITLE;

    data.iCascadeId = 0;  

    data.iFlags = 0;

    data.iText.Copy(aTitle);

    iMenuPane->InsertMenuItemL(data, aIndex);       

    }

TBool CLiwMenuPane::IsCmdInRange(TInt aCmdSpaceSize, TInt aCmd)

    {

    if ((aCmd >= iPaneOffset + iBaseCmdId) &&

        (aCmd < iPaneOffset + iBaseCmdId + aCmdSpaceSize))

        {

        return ETrue;

        }

    return EFalse;

    }

CLiwServiceIfBase* CLiwMenuPane::CommandOwner(TInt aDynCmd) const

    {

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

        {

        if (iIdMap[i].dynMenuCmdId == aDynCmd)

            {

            return iIdMap[i].owner;

            }

        }   

    return NULL;

    }

const TDesC& CLiwMenuPane::ExtraText(TInt aDynMenuCmdId)

    {

    TInt count = iIdMap.Count();

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

        {

        if(iIdMap[i].dynMenuCmdId == aDynMenuCmdId)

            {

            return iIdMap[i].extraText;

            }

        }

    return KNullDesC;        

    }

// End of file