/*

* Copyright (c) 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:  App for Action handler

 *

*/

#include <eikenv.h>

#include <hlplch.h> // help launcher

#include <liwvariant.h>

#include "ahproperties.hrh"

#include "ahhelplauncher.h"

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

// Symbian 2nd phase constructor can leave.

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

//

void CAHHelpLauncher::ConstructL()

    {

    }

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

// Two-phased constructor.

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

//

CAHHelpLauncher* CAHHelpLauncher::NewL()

    {

    CAHHelpLauncher* self = CAHHelpLauncher::NewLC( );

    CleanupStack::Pop( self );

    return self;

    }

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

// Two-phased constructor.

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

//

CAHHelpLauncher* CAHHelpLauncher::NewLC()

    {

    CAHHelpLauncher* self = new( ELeave ) CAHHelpLauncher;

    CleanupStack::PushL( self );

    self->ConstructL( );

    return self;

    }

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

// destructor

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

CAHHelpLauncher::~CAHHelpLauncher()

    {

    }

TInt CAHHelpLauncher::ExecuteActionL( const CLiwMap* aMap )

    {

    TInt errCode(KErrArgument);

    TUid appUid= TUid::Null( );

    RBuf helpString;

    CleanupClosePushL( helpString );

    if ( !ExtractUidL( aMap, appUid, KHelpUid ) 

        && !ExtractDesL( aMap, helpString, KHelpTopic ) )

        {

        CArrayFixFlat<TCoeHelpContext>* array = 

            new (ELeave) CArrayFixFlat<TCoeHelpContext>(1);

        CleanupStack::PushL( array );

        array->AppendL( TCoeHelpContext( appUid, helpString ) );

        CleanupStack::Pop( array );

        HlpLauncher::LaunchHelpApplicationL( CCoeEnv::Static()->WsSession( ), array );

        errCode = KErrNone;

        }

    CleanupStack::PopAndDestroy( &helpString );    

    return errCode;

    }

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

// 

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

//

TInt CAHHelpLauncher::ExtractDesL( const CLiwMap* aMap,

    RBuf& aString, const TDesC8& aMapName )

    {

    TInt errCode(KErrNotFound);

    TLiwVariant variant;

    variant.PushL( );

    TPtrC tempString( KNullDesC );

    if ( aMap->FindL( aMapName, variant ) )

        {

        variant.Get( tempString );

        aString.ReAllocL( tempString.Length( ) );

        aString.Append( tempString );

        errCode = KErrNone;

        }

    CleanupStack::PopAndDestroy( &variant );    

    return errCode;

    }

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

// 

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

//

TInt CAHHelpLauncher::ExtractUidL( const CLiwMap* aMap, TUid& aUid,

    const TDesC8& aMapName )

    {

    TInt errCode(KErrNotFound);

    TInt32 temp( 0);

    TLiwVariant variant;

    variant.PushL( );

    if ( aMap->FindL( aMapName, variant ) )

        {

        variant.Get( temp );

        aUid = TUid::Uid( temp );

        errCode = KErrNone;

        }

    CleanupStack::PopAndDestroy( &variant );

    return errCode;

    }

// End of file