/*+
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).+
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* All rights reserved.+
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* This component and the accompanying materials are made available+
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* under the terms of "Eclipse Public License v1.0"+
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* which accompanies this distribution, and is available+
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".+
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*+
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* Initial Contributors:+
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* Nokia Corporation - initial contribution.+
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*+
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* Contributors:+
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*+
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* Description:+
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*+
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*/+
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+
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#ifndef RADIOSCANNERENGINE_H+
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#define RADIOSCANNERENGINE_H+
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+
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// System includes+
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#include <QObject>+
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#include <QScopedPointer>+
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#include <QMap>+
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+
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// User includes+
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#include "radiouiengineexport.h"+
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+
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// Forward declarations+
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class RadioScannerEnginePrivate;+
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class RadioUiEnginePrivate;+
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class RadioStationHandlerIf;+
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class RadioStation;+
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+
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// Constants+
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+
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// Class declaration+
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class UI_ENGINE_DLL_EXPORT RadioScannerEngine : public QObject+
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    {+
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    Q_OBJECT+
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    Q_DECLARE_PRIVATE_D( d_ptr.data(), RadioScannerEngine )+
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    Q_DISABLE_COPY( RadioScannerEngine )+
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+
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    friend class RadioUiEngine;+
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+
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public:+
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+
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    explicit RadioScannerEngine( RadioUiEnginePrivate& uiEngine );+
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    ~RadioScannerEngine();+
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+
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// New functions+
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+
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    /*!+
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     * Starts the scanning from minimum frequency+
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     */+
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    void startScanning();+
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+
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    /*!+
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     * Continues the scanning upwards from current frequency+
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     */+
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    void continueScanning();+
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+
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    /*!+
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     * Checks if the scanning is ongoing+
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     */+
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    bool isScanning() const;+
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+
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    /*!+
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     * Cancels the scanning process+
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     */+
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    void cancel();+
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+
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    /*!+
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     * Adds a new station that was found+
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     * @param frequency Frequency of the found station+
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     */+
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    void addScannedFrequency( const uint frequency );+
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+
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signals:+
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+
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    void stationFound( const RadioStation& station );+
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+
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private:+
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+
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    void emitStationFound( const RadioStation& station );+
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+
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private: // data+
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+
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    /**+
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     * Unmodifiable pointer to the private implementation+
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     */+
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    const QScopedPointer<RadioScannerEnginePrivate> d_ptr;+
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+
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    };+
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+
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#endif // RADIOSCANNERENGINE_H+
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