/*

* Copyright (c) 2007, 2008 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:  Handle communications to Widget Registry.

*

*/

// INCLUDE FILES

#include "wrtharvesterregistryaccess.h"

_LIT( KSeparator, ":" );

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

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

// Constructor

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

//

WrtHarvesterRegistryAccess::WrtHarvesterRegistryAccess()

	{

	}

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

// Destructor

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

//

WrtHarvesterRegistryAccess::~WrtHarvesterRegistryAccess()

    {

    iWidgetInfoArray.ResetAll();

    }

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

// Collect bundle names of widgets supporting miniviews.

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

//

void WrtHarvesterRegistryAccess::WidgetBundleNamesL( 

    RPointerArray< HBufC >& aArray )

    {

    RWrtArray< CWidgetInfo > widgetInfoArr;

    RWidgetRegistryClientSession session;

    CleanupClosePushL( session );

    widgetInfoArr.PushL();

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

    aArray.Reset();

    // Reset previously appended widget infos

    iWidgetInfoArray.ResetAll();

    TInt err = session.InstalledWidgetsL( widgetInfoArr );

    for( TInt i( widgetInfoArr.Count() - 1 ); i >= 0; --i )

        {

        CWidgetInfo* widgetInfo( widgetInfoArr[i] );

        if ( SupportsMiniviewL( session, widgetInfo->iUid ) )

            {

            aArray.AppendL( ConstructWidgetNameL( session, *widgetInfo ) );

            iWidgetInfoArray.AppendL( widgetInfo );

            }

        else

            {

            delete widgetInfo;

            }

        widgetInfoArr.Remove( i );

        }

    CleanupStack::PopAndDestroy( 2, &session ); 

    }

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

// Find widget by UID.

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

//

TUid WrtHarvesterRegistryAccess::WidgetUid( TPtrC aBundleName )

    {

    TUid uid={0};

    TInt pos = aBundleName.Find( KSeparator );

    if( pos != KErrNotFound )

        {

        aBundleName.Set( aBundleName.Right( aBundleName.Length()-pos-1 ));

        }

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

        {

        if( aBundleName == *iWidgetInfoArray[i]->iBundleName )

            {

            uid = iWidgetInfoArray[i]->iUid;

            break;

            }

        }

    return uid;

    }

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

// Check if widget supports miniview.

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

//

TBool WrtHarvesterRegistryAccess::SupportsMiniviewL( 

    RWidgetRegistryClientSession& aSession,

    const TUid& aUid )

    {

    TBool res( EFalse );

    CWidgetPropertyValue* value( NULL );

    value = aSession.GetWidgetPropertyValueL( aUid, EMiniViewEnable );

    res = value && *value;

    delete value;

    return res;

    }

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

// Get the Bundle identifier.

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

//

HBufC* WrtHarvesterRegistryAccess::ConstructWidgetNameL( 

    RWidgetRegistryClientSession& aSession,

    CWidgetInfo& aInfo )

    {   

    CWidgetPropertyValue* value( NULL );

    value = aSession.GetWidgetPropertyValueL( aInfo.iUid, EBundleIdentifier );

    CleanupStack::PushL( value );

    const TDesC& identifier = *value;    

    HBufC* bundle = aInfo.iBundleName;

    HBufC* name = HBufC::NewL( identifier.Length() + KSeparator().Length() + bundle->Length());

    TPtr ptr = name->Des();

    ptr.Append( identifier );

    ptr.Append( KSeparator );

    ptr.Append( *bundle);

    CleanupStack::PopAndDestroy( value );

    return name;

    }

 //  End of File