/*

* Copyright (c) 2009 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:  

*

*/

#include "cntorientationhelper.h"

#include <restricted/hbcorepskeys_r.h>

CntOrientationHelper::CntOrientationHelper( QObject* parent ) : 

QObject( parent ),

mSettings( NULL ),

mOrientationKey( NULL )

{

    mSettings = new XQSettingsManager();

    mOrientationKey = new XQSettingsKey( XQSettingsKey::TargetPublishAndSubscribe, 

        KHbPsForegroundAppOrientationCategoryUid.iUid, 

        KHbPsForegroundAppOrientationKey);

    connect( mSettings, SIGNAL(valueChanged(const XQSettingsKey&, const QVariant&)),

             this, SLOT(emitOrientationChanged(const XQSettingsKey&, const QVariant&)) );

    int orientation = mSettings->readItemValue(*mOrientationKey, XQSettingsManager::TypeInt).toInt(); 

    mOrientation = Qt::Orientation(orientation & 0x7F);

    mSettings->startMonitoring( *mOrientationKey, XQSettingsManager::TypeInt );

}

CntOrientationHelper::~CntOrientationHelper()

{

    mSettings->stopMonitoring( *mOrientationKey );

    delete mSettings;

    delete mOrientationKey;

}

Qt::Orientation& CntOrientationHelper::orientation()

{

    return mOrientation;

}

void CntOrientationHelper::emitOrientationChanged( const XQSettingsKey& key, const QVariant& value )

{

    if ( key.uid() == mOrientationKey->uid() && key.key() == mOrientationKey->key() ) 

    {

        bool ok;

        int orientation = value.toInt( &ok );

        if ( ok ) {

            // Bits 0-7 contain the Qt::Orientation value.

            // If bit 8 is set then the orientation is a fixed (forced) one.

            // If bit 8 is not set then the orientation is managed automatically by the framework.

            mOrientation = Qt::Orientation( orientation & 0x7F ); 

            emit orientationChanged( mOrientation );   

        }

    }

}