/*

* Copyright (c) 2008 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".

*/

#include "tspropertylistener.h"

#include "previewproviderlogging.h"

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

// CTsPropertyListener::~CTsPropertyListener

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

//

CTsPropertyListener::~CTsPropertyListener()

    {

    Cancel();

    iProperty.Close();

    }

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

// CTsPropertyListener::CTsPropertyListener

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

//

CTsPropertyListener::CTsPropertyListener( MTsFastSwapPreviewObserver& aObs ) : 

    CActive( CActive::EPriorityHigh ), iObs( aObs )

    {

    }

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

// CTsPropertyListener::NewL

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

//

CTsPropertyListener* CTsPropertyListener::NewL( MTsFastSwapPreviewObserver& aObs )

    {

    CTsPropertyListener* self = new ( ELeave ) CTsPropertyListener( aObs );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;    

    }

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

// CTsPropertyListener::RunL

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

//

void CTsPropertyListener::RunL()

    {

    // Resubscribe before processing new value to prevent missing updates

    Subscribe();

    // Read all properties to member variables

    ReadPropertiesL();

    // Do the callback

    switch( iOperation )

        {

        case EOperationUnregister:

            {

            iObs.HandleFswPpApplicationUnregistered( iWgId );

            break;            

            }        

        case EOperationBitmapUpdated:

            {

            iObs.HandleFswPpApplicationChange( iWgId, iFbsBitmapId );

            break;

            }

        default:

            break;

        }

    }

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

// CTsPropertyListener::DoCancel

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

//

void CTsPropertyListener::DoCancel()

    {

    iProperty.Cancel();

    }

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

// CTsPropertyListener::ReadProperties

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

//

void CTsPropertyListener::ReadPropertiesL()

    {

    // Read all properties

    User::LeaveIfError( iProperty.Get( KPSUidPreviewProvider, KPSKeyWgId, iWgId ) );

    User::LeaveIfError( iProperty.Get( KPSUidPreviewProvider, KPSKeyFbsBitmapId, iFbsBitmapId ) );

    TInt operation( 0 );

    User::LeaveIfError( iProperty.Get( KPSUidPreviewProvider, KPSKeyOperation, operation ) );

    iOperation = static_cast<TPreviewOperation>( operation );    

    }

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

// CTsPropertyListener::DefinePropertyL

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

//

void CTsPropertyListener::DefinePropertyL( TInt aPSKey )

    {

    TInt err = RProperty::Define( KPSUidPreviewProvider, aPSKey, RProperty::EInt );

    // Don't mind the already exists error

    if ( err != KErrAlreadyExists && err != KErrPermissionDenied )

        {

        User::LeaveIfError( err );

        }    

    }

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

// CTsPropertyListener::Subscribe

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

//

void CTsPropertyListener::Subscribe()

    {

    iProperty.Subscribe( iStatus );

    SetActive();  

    }

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

// CTsPropertyListener::ConstructL

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

//

void CTsPropertyListener::ConstructL()

    {

    TSLOG_CONTEXT( ConstructL, TSLOG_LOCAL );

    TSLOG_IN();

    DefinePropertyL( KPSKeyWgId );

    DefinePropertyL( KPSKeyFbsBitmapId );

    DefinePropertyL( KPSKeyOperation );

    User::LeaveIfError( iProperty.Attach( KPSUidPreviewProvider, KPSKeyWgId ) );

    CActiveScheduler::Add( this );

    // initial subscription

    Subscribe();

    TSLOG_OUT();

    }

// End of file