/*

* 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:  Source file for CUpnpBrowseCommand class.

*

*/

// INCLUDE FILES

#include <upnpbrowsecommand.h>          // CUpnpBrowseCommand

#include "upnpcommand.h"                // CUpnpCommand

#include "upnpcommandmain.h"            // UpnpCommandMain::LoadL

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

// CUpnpBrowseCommand::NewL

// Creates a new UpnpCommand for Upnp home network browsing purposes.

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

//

EXPORT_C CUpnpBrowseCommand* CUpnpBrowseCommand::NewL()

    {

    // Create new CUpnpBrowseCommand instance

    CUpnpBrowseCommand* self = new (ELeave) CUpnpBrowseCommand();

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CUpnpBrowseCommand::CUpnpBrowseCommand

// Constructor

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

//

CUpnpBrowseCommand::CUpnpBrowseCommand()

    {

    // No implementation

    }

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

// CUpnpBrowseCommand::~CUpnpBrowseCommand

// Destructor

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

//

CUpnpBrowseCommand::~CUpnpBrowseCommand()

    {

    delete iCommand;

    iCommand = NULL;

    }

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

// CUpnpBrowseCommand::ConstructL

// Second phase constructor

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

//

void CUpnpBrowseCommand::ConstructL()

    {

    iCommand = UpnpCommandMain::LoadL( UpnpCommand::ECommandBrowse );

    }

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

// CUpnpBrowseCommand::BrowseHomeNetworkL

// Allocates Upnp Framework resources, and initiates Upnp home network

// browsing.

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

//

EXPORT_C void CUpnpBrowseCommand::BrowseHomeNetworkL()

    {

    // Allocate Upnp Framework resources

    iCommand->AllocateResourcesL();

    // Execute the command (Synchronous. Will not return until the user

    // stops browsing)

    TRAPD( executeError, iCommand->ExecuteL() );

    // Release Upnp Framework resources

    iCommand->ReleaseResources(); 

    // Leave if operation failed

    if( executeError != KErrNone )

        {

        User::Leave( executeError );

        }

    }

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

// CUpnpBrowseCommand::IsAvailableL

// Returns the availability information of the command.

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

//

EXPORT_C TBool CUpnpBrowseCommand::IsAvailableL()

    {

    // create a temporary plugin instance

    // then query command availability.

    TBool available = EFalse;

    TRAP_IGNORE(

        CUpnpCommand* temp = UpnpCommandMain::LoadL( 

                                        UpnpCommand::ECommandBrowse );

        CleanupStack::PushL( temp );

        available = temp->IsAvailableL();

        CleanupStack::PopAndDestroy( temp );

        );

    return available;

    }

// End of File