/*

* Copyright (c) 2002 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:  Declares Registry watcher class for BTUI.

*

*/

// INCLUDE FILES

#include "BTUI.h"

#include "BTUIRegistryWatcher.h"

#include <bt_subscribe.h>

#include "BTDevModel.h"  //for Log printing Macro

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

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

// CBTUIRegistryWatcherAO::CBTUIRegistryWatcherAO

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CBTUIRegistryWatcherAO::CBTUIRegistryWatcherAO( MBTUIRegistryObserver* aParent )

    : CActive(EPriorityNormal), iParent ( aParent )

    {

    TRACE_FUNC_ENTRY

    CActiveScheduler::Add(this);

    TRACE_FUNC_EXIT

    }

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

// Destructor.

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

//

CBTUIRegistryWatcherAO::~CBTUIRegistryWatcherAO()

    {

    TRACE_FUNC_ENTRY

    Cancel();

    iProperty.Close();

    TRACE_FUNC_EXIT

    }

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

// CBTUIRegistryWatcherAO::WatchL

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

//

void CBTUIRegistryWatcherAO::WatchL()

    {

    TRACE_FUNC_ENTRY

    if( !iProperty.Handle() )

        {

		User::LeaveIfError( iProperty.Attach( KPropertyUidBluetoothCategory,

                                              KPropertyKeyBluetoothRegistryTableChange ) );

        }

    if( !IsActive() )

        {

        iProperty.Subscribe(iStatus);

        SetActive();    

        }

    TRACE_FUNC_EXIT

    }

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

// CBTUIRegistryWatcherAO::DoCancel

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

//

void CBTUIRegistryWatcherAO::DoCancel()

    {

    TRACE_FUNC

    iProperty.Cancel();

    }

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

// CBTUIRegistryWatcherAO::RunL

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

//

void CBTUIRegistryWatcherAO::RunL()

    {

    TRACE_FUNC_ENTRY

    if( iStatus.Int()==KErrNone )

        {

        __ASSERT_DEBUG(iParent, PANIC(EBTPanicClassMemberVariableIsNull));

        // Inform observer

        //

        iParent->RegistryContentChangedL();

        // Continue watching

        //

        WatchL();

        }

    TRACE_FUNC_EXIT

    }

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

// CBTUIRegistryWatcherAO::RunError

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

//

TInt CBTUIRegistryWatcherAO::RunError( TInt aError )

    {

    TRACE_INFO((_L("RunError: %d"), aError))

    return aError;

    }

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

// CBTUIRegistryWatcherAO::StopWatching

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

//

void CBTUIRegistryWatcherAO::StopWatching()

    {

    TRACE_FUNC

    Cancel();

    }

// End of File