radioapp/radiowidgets/inc/radiofrequencyscanner.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 14 May 2010 15:52:32 +0300
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/*
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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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#ifndef RADIOPRESETSCANNER_H_
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#define RADIOPRESETSCANNER_H_
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// System includes
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#include <QObject>
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#include <QScopedPointer>
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// Forward declarations
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class HbProgressDialog;
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class RadioStation;
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class RadioUiEngine;
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class RadioWindow;
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class RadioFrequencyStrip;
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class RadioStationCarousel;
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class RadioScannerEngine;
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// Class declaration
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class RadioFrequencyScanner : public QObject
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{
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    Q_OBJECT
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public:
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    RadioFrequencyScanner( RadioUiEngine& uiEngine, QObject* parent );
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    ~RadioFrequencyScanner();
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    void startScanning();
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    bool isAlive() const;
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signals:
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    void frequencyScannerFinished();
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public slots:
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    void cancelScanning();
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private slots:
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    void delayedStart();
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    void updateScanProgress( const RadioStation& station );
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    void continueScanning();
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    void restoreUiControls();
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private:
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    void finishScanning();
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private: // data
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    /*!
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     * Reference to the Ui engine
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     */
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    RadioUiEngine&                      mUiEngine;
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    bool                                mInMainView;
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    QScopedPointer<RadioScannerEngine>  mScannerEngine;
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    /**
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     * Scanning progress note
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     * Own.
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     */
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    QScopedPointer<HbProgressDialog>    mScanningProgressNote;
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    int                                 mStripScrollTime;
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    int                                 mCarouselScrollTime;
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    bool                                mIsAlive;
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};
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#endif // RADIOPRESETSCANNER_H_